diff options
author | Tom Rini | 2016-09-27 11:40:56 -0400 |
---|---|---|
committer | Tom Rini | 2016-09-27 11:40:56 -0400 |
commit | 6d5565608f385b89f528ecf5680410cdc6cf63e9 (patch) | |
tree | 9403a25d40b8546e1e8a77fbe70da67c5ed4ade0 /drivers | |
parent | e120c848bac77cfcc88183541c2e966e625a7840 (diff) | |
parent | b28d29f784f5cc33c92e291d35eda603ea4e58e3 (diff) |
Merge git://www.denx.de/git/u-boot-marvell
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/Kconfig | 2 | ||||
-rw-r--r-- | drivers/Makefile | 1 | ||||
-rw-r--r-- | drivers/block/ahci.c | 2 | ||||
-rw-r--r-- | drivers/net/mvneta.c | 51 | ||||
-rw-r--r-- | drivers/phy/marvell/Kconfig | 9 | ||||
-rw-r--r-- | drivers/phy/marvell/Makefile | 8 | ||||
-rw-r--r-- | drivers/phy/marvell/comphy.h | 153 | ||||
-rw-r--r-- | drivers/phy/marvell/comphy_a3700.c | 962 | ||||
-rw-r--r-- | drivers/phy/marvell/comphy_a3700.h | 275 | ||||
-rw-r--r-- | drivers/phy/marvell/comphy_core.c | 200 | ||||
-rw-r--r-- | drivers/phy/marvell/comphy_cp110.c | 1726 | ||||
-rw-r--r-- | drivers/phy/marvell/comphy_hpipe.h | 420 | ||||
-rw-r--r-- | drivers/phy/marvell/comphy_mux.c | 118 | ||||
-rw-r--r-- | drivers/phy/marvell/sata.h | 30 | ||||
-rw-r--r-- | drivers/phy/marvell/utmi_phy.h | 90 | ||||
-rw-r--r-- | drivers/serial/Kconfig | 15 | ||||
-rw-r--r-- | drivers/serial/Makefile | 1 | ||||
-rw-r--r-- | drivers/serial/serial_mvebu_a3700.c | 175 | ||||
-rw-r--r-- | drivers/spi/Kconfig | 7 | ||||
-rw-r--r-- | drivers/spi/Makefile | 1 | ||||
-rw-r--r-- | drivers/spi/mvebu_a3700_spi.c | 295 | ||||
-rw-r--r-- | drivers/usb/host/Kconfig | 9 | ||||
-rw-r--r-- | drivers/usb/host/Makefile | 1 | ||||
-rw-r--r-- | drivers/usb/host/ehci-marvell.c | 59 | ||||
-rw-r--r-- | drivers/usb/host/xhci-mvebu.c | 97 |
25 files changed, 4691 insertions, 16 deletions
diff --git a/drivers/Kconfig b/drivers/Kconfig index 4c555a0c1f0..e8c9e0a3262 100644 --- a/drivers/Kconfig +++ b/drivers/Kconfig @@ -48,6 +48,8 @@ source "drivers/pci/Kconfig" source "drivers/pcmcia/Kconfig" +source "drivers/phy/marvell/Kconfig" + source "drivers/pinctrl/Kconfig" source "drivers/power/Kconfig" diff --git a/drivers/Makefile b/drivers/Makefile index ca982731348..761d0b3e85b 100644 --- a/drivers/Makefile +++ b/drivers/Makefile @@ -70,6 +70,7 @@ obj-y += misc/ obj-y += pcmcia/ obj-y += dfu/ obj-$(CONFIG_X86) += pch/ +obj-y += phy/marvell/ obj-y += rtc/ obj-y += sound/ obj-y += spmi/ diff --git a/drivers/block/ahci.c b/drivers/block/ahci.c index 2e1ddf9dacc..5139989d0b5 100644 --- a/drivers/block/ahci.c +++ b/drivers/block/ahci.c @@ -45,7 +45,7 @@ u16 *ataid[AHCI_MAX_PORTS]; #define WAIT_MS_FLUSH 5000 #define WAIT_MS_LINKUP 200 -static inline void __iomem *ahci_port_base(void __iomem *base, u32 port) +__weak void __iomem *ahci_port_base(void __iomem *base, u32 port) { return base + 0x100 + (port * 0x80); } diff --git a/drivers/net/mvneta.c b/drivers/net/mvneta.c index 6d51b9f0c0d..51bb569a92d 100644 --- a/drivers/net/mvneta.c +++ b/drivers/net/mvneta.c @@ -91,7 +91,11 @@ DECLARE_GLOBAL_DATA_PTR; #define MVNETA_WIN_BASE(w) (0x2200 + ((w) << 3)) #define MVNETA_WIN_SIZE(w) (0x2204 + ((w) << 3)) #define MVNETA_WIN_REMAP(w) (0x2280 + ((w) << 2)) +#define MVNETA_WIN_SIZE_MASK (0xffff0000) #define MVNETA_BASE_ADDR_ENABLE 0x2290 +#define MVNETA_BASE_ADDR_ENABLE_BIT 0x1 +#define MVNETA_PORT_ACCESS_PROTECT 0x2294 +#define MVNETA_PORT_ACCESS_PROTECT_WIN0_RW 0x3 #define MVNETA_PORT_CONFIG 0x2400 #define MVNETA_UNI_PROMISC_MODE BIT(0) #define MVNETA_DEF_RXQ(q) ((q) << 1) @@ -1022,7 +1026,7 @@ static int mvneta_txq_init(struct mvneta_port *pp, txq->size = pp->tx_ring_size; /* Allocate memory for TX descriptors */ - txq->descs_phys = (u32)txq->descs; + txq->descs_phys = (dma_addr_t)txq->descs; if (txq->descs == NULL) return -ENOMEM; @@ -1241,6 +1245,32 @@ static int mvneta_init2(struct mvneta_port *pp) } /* platform glue : initialize decoding windows */ + +/* + * Not like A380, in Armada3700, there are two layers of decode windows for GBE: + * First layer is: GbE Address window that resides inside the GBE unit, + * Second layer is: Fabric address window which is located in the NIC400 + * (South Fabric). + * To simplify the address decode configuration for Armada3700, we bypass the + * first layer of GBE decode window by setting the first window to 4GB. + */ +static void mvneta_bypass_mbus_windows(struct mvneta_port *pp) +{ + /* + * Set window size to 4GB, to bypass GBE address decode, leave the + * work to MBUS decode window + */ + mvreg_write(pp, MVNETA_WIN_SIZE(0), MVNETA_WIN_SIZE_MASK); + + /* Enable GBE address decode window 0 by set bit 0 to 0 */ + clrbits_le32(pp->base + MVNETA_BASE_ADDR_ENABLE, + MVNETA_BASE_ADDR_ENABLE_BIT); + + /* Set GBE address decode window 0 to full Access (read or write) */ + setbits_le32(pp->base + MVNETA_PORT_ACCESS_PROTECT, + MVNETA_PORT_ACCESS_PROTECT_WIN0_RW); +} + static void mvneta_conf_mbus_windows(struct mvneta_port *pp) { const struct mbus_dram_target_info *dram; @@ -1504,9 +1534,10 @@ static int mvneta_send(struct udevice *dev, void *packet, int length) /* Get a descriptor for the first part of the packet */ tx_desc = mvneta_txq_next_desc_get(txq); - tx_desc->buf_phys_addr = (u32)packet; + tx_desc->buf_phys_addr = (u32)(uintptr_t)packet; tx_desc->data_size = length; - flush_dcache_range((u32)packet, (u32)packet + length); + flush_dcache_range((ulong)packet, + (ulong)packet + ALIGN(length, PKTALIGN)); /* First and Last descriptor */ tx_desc->command = MVNETA_TX_L4_CSUM_NOT | MVNETA_TXD_FLZ_DESC; @@ -1562,7 +1593,7 @@ static int mvneta_recv(struct udevice *dev, int flags, uchar **packetp) rx_bytes = rx_desc->data_size - 6; /* give packet to stack - skip on first 2 bytes */ - data = (u8 *)rx_desc->buf_cookie + 2; + data = (u8 *)(uintptr_t)rx_desc->buf_cookie + 2; /* * No cache invalidation needed here, since the rx_buffer's are * located in a uncached memory region @@ -1593,13 +1624,13 @@ static int mvneta_probe(struct udevice *dev) if (!buffer_loc.tx_descs) { /* Align buffer area for descs and rx_buffers to 1MiB */ bd_space = memalign(1 << MMU_SECTION_SHIFT, BD_SPACE); - mmu_set_region_dcache_behaviour((u32)bd_space, BD_SPACE, + mmu_set_region_dcache_behaviour((phys_addr_t)bd_space, BD_SPACE, DCACHE_OFF); buffer_loc.tx_descs = (struct mvneta_tx_desc *)bd_space; buffer_loc.rx_descs = (struct mvneta_rx_desc *) - ((u32)bd_space + + ((phys_addr_t)bd_space + MVNETA_MAX_TXD * sizeof(struct mvneta_tx_desc)); - buffer_loc.rx_buffers = (u32) + buffer_loc.rx_buffers = (phys_addr_t) (bd_space + MVNETA_MAX_TXD * sizeof(struct mvneta_tx_desc) + MVNETA_MAX_RXD * sizeof(struct mvneta_rx_desc)); @@ -1608,7 +1639,10 @@ static int mvneta_probe(struct udevice *dev) pp->base = (void __iomem *)pdata->iobase; /* Configure MBUS address windows */ - mvneta_conf_mbus_windows(pp); + if (of_device_is_compatible(dev, "marvell,armada-3700-neta")) + mvneta_bypass_mbus_windows(pp); + else + mvneta_conf_mbus_windows(pp); /* PHY interface is already decoded in mvneta_ofdata_to_platdata() */ pp->phy_interface = pdata->phy_interface; @@ -1671,6 +1705,7 @@ static int mvneta_ofdata_to_platdata(struct udevice *dev) static const struct udevice_id mvneta_ids[] = { { .compatible = "marvell,armada-370-neta" }, { .compatible = "marvell,armada-xp-neta" }, + { .compatible = "marvell,armada-3700-neta" }, { } }; diff --git a/drivers/phy/marvell/Kconfig b/drivers/phy/marvell/Kconfig new file mode 100644 index 00000000000..42400284035 --- /dev/null +++ b/drivers/phy/marvell/Kconfig @@ -0,0 +1,9 @@ +config MVEBU_COMPHY_SUPPORT + bool "ComPhy SerDes driver" + default n + help + Choose this option to add support + for Comphy driver. + This driver passes over the lanes + and initialize the lane depends on the + type and speed. diff --git a/drivers/phy/marvell/Makefile b/drivers/phy/marvell/Makefile new file mode 100644 index 00000000000..f1815053892 --- /dev/null +++ b/drivers/phy/marvell/Makefile @@ -0,0 +1,8 @@ +# +# SPDX-License-Identifier: GPL-2.0+ +# + +obj-$(CONFIG_MVEBU_COMPHY_SUPPORT) += comphy_core.o +obj-$(CONFIG_MVEBU_COMPHY_SUPPORT) += comphy_mux.o +obj-$(CONFIG_ARMADA_3700) += comphy_a3700.o +obj-$(CONFIG_ARMADA_8K) += comphy_cp110.o diff --git a/drivers/phy/marvell/comphy.h b/drivers/phy/marvell/comphy.h new file mode 100644 index 00000000000..df5b7d507ec --- /dev/null +++ b/drivers/phy/marvell/comphy.h @@ -0,0 +1,153 @@ +/* + * Copyright (C) 2015-2016 Marvell International Ltd. + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef _COMPHY_H_ +#define _COMPHY_H_ + +#include <dt-bindings/comphy/comphy_data.h> +#include <fdtdec.h> + +#if defined(DEBUG) +#define debug_enter() printf("----> Enter %s\n", __func__); +#define debug_exit() printf("<---- Exit %s\n", __func__); +#else +#define debug_enter() +#define debug_exit() +#endif + +/* COMPHY registers */ +#define COMMON_PHY_CFG1_REG 0x0 +#define COMMON_PHY_CFG1_PWR_UP_OFFSET 1 +#define COMMON_PHY_CFG1_PWR_UP_MASK \ + (0x1 << COMMON_PHY_CFG1_PWR_UP_OFFSET) +#define COMMON_PHY_CFG1_PIPE_SELECT_OFFSET 2 +#define COMMON_PHY_CFG1_PIPE_SELECT_MASK \ + (0x1 << COMMON_PHY_CFG1_PIPE_SELECT_OFFSET) +#define COMMON_PHY_CFG1_PWR_ON_RESET_OFFSET 13 +#define COMMON_PHY_CFG1_PWR_ON_RESET_MASK \ + (0x1 << COMMON_PHY_CFG1_PWR_ON_RESET_OFFSET) +#define COMMON_PHY_CFG1_CORE_RSTN_OFFSET 14 +#define COMMON_PHY_CFG1_CORE_RSTN_MASK \ + (0x1 << COMMON_PHY_CFG1_CORE_RSTN_OFFSET) +#define COMMON_PHY_PHY_MODE_OFFSET 15 +#define COMMON_PHY_PHY_MODE_MASK \ + (0x1 << COMMON_PHY_PHY_MODE_OFFSET) + +#define COMMON_PHY_CFG6_REG 0x14 +#define COMMON_PHY_CFG6_IF_40_SEL_OFFSET 18 +#define COMMON_PHY_CFG6_IF_40_SEL_MASK \ + (0x1 << COMMON_PHY_CFG6_IF_40_SEL_OFFSET) + +#define COMMON_SELECTOR_PHY_OFFSET 0x140 +#define COMMON_SELECTOR_PIPE_OFFSET 0x144 + +#define COMMON_PHY_SD_CTRL1 0x148 +#define COMMON_PHY_SD_CTRL1_COMPHY_0_4_PORT_OFFSET 0 +#define COMMON_PHY_SD_CTRL1_COMPHY_0_4_PORT_MASK 0xFFFF +#define COMMON_PHY_SD_CTRL1_PCIE_X4_EN_OFFSET 24 +#define COMMON_PHY_SD_CTRL1_PCIE_X4_EN_MASK \ + (0x1 << COMMON_PHY_SD_CTRL1_PCIE_X4_EN_OFFSET) +#define COMMON_PHY_SD_CTRL1_PCIE_X2_EN_OFFSET 25 +#define COMMON_PHY_SD_CTRL1_PCIE_X2_EN_MASK \ + (0x1 << COMMON_PHY_SD_CTRL1_PCIE_X2_EN_OFFSET) +#define COMMON_PHY_SD_CTRL1_RXAUI1_OFFSET 26 +#define COMMON_PHY_SD_CTRL1_RXAUI1_MASK \ + (0x1 << COMMON_PHY_SD_CTRL1_RXAUI1_OFFSET) +#define COMMON_PHY_SD_CTRL1_RXAUI0_OFFSET 27 +#define COMMON_PHY_SD_CTRL1_RXAUI0_MASK \ + (0x1 << COMMON_PHY_SD_CTRL1_RXAUI0_OFFSET) + +/* ToDo: Get this address via DT */ +#define MVEBU_CP0_REGS_BASE 0xF2000000UL + +#define DFX_DEV_GEN_CTRL12 (MVEBU_CP0_REGS_BASE + 0x400280) +#define DFX_DEV_GEN_PCIE_CLK_SRC_OFFSET 7 +#define DFX_DEV_GEN_PCIE_CLK_SRC_MASK \ + (0x3 << DFX_DEV_GEN_PCIE_CLK_SRC_OFFSET) + +#define MAX_LANE_OPTIONS 10 +#define MAX_UTMI_PHY_COUNT 2 + +struct comphy_mux_options { + u32 type; + u32 mux_value; +}; + +struct comphy_mux_data { + u32 max_lane_values; + struct comphy_mux_options mux_values[MAX_LANE_OPTIONS]; +}; + +struct comphy_map { + u32 type; + u32 speed; + u32 invert; + bool clk_src; +}; + +struct chip_serdes_phy_config { + struct comphy_mux_data *mux_data; + int (*ptr_comphy_chip_init)(struct chip_serdes_phy_config *, + struct comphy_map *); + void __iomem *comphy_base_addr; + void __iomem *hpipe3_base_addr; + u32 comphy_lanes_count; + u32 comphy_mux_bitcount; + u32 comphy_index; +}; + +/* Register helper functions */ +void reg_set(void __iomem *addr, u32 data, u32 mask); +void reg_set_silent(void __iomem *addr, u32 data, u32 mask); +void reg_set16(void __iomem *addr, u16 data, u16 mask); +void reg_set_silent16(void __iomem *addr, u16 data, u16 mask); + +/* SoC specific init functions */ +#ifdef CONFIG_ARMADA_3700 +int comphy_a3700_init(struct chip_serdes_phy_config *ptr_chip_cfg, + struct comphy_map *serdes_map); +#else +static inline int comphy_a3700_init(struct chip_serdes_phy_config *ptr_chip_cfg, + struct comphy_map *serdes_map) +{ + /* + * This function should never be called in this configuration, so + * lets return an error here. + */ + return -1; +} +#endif + +#ifdef CONFIG_ARMADA_8K +int comphy_cp110_init(struct chip_serdes_phy_config *ptr_chip_cfg, + struct comphy_map *serdes_map); +#else +static inline int comphy_cp110_init(struct chip_serdes_phy_config *ptr_chip_cfg, + struct comphy_map *serdes_map) +{ + /* + * This function should never be called in this configuration, so + * lets return an error here. + */ + return -1; +} +#endif + +void comphy_dedicated_phys_init(void); + +/* MUX function */ +void comphy_mux_init(struct chip_serdes_phy_config *ptr_chip_cfg, + struct comphy_map *comphy_map_data, + void __iomem *selector_base); + +void comphy_pcie_config_set(u32 comphy_max_count, + struct comphy_map *serdes_map); +void comphy_pcie_config_detect(u32 comphy_max_count, + struct comphy_map *serdes_map); +void comphy_pcie_unit_general_config(u32 pex_index); + +#endif /* _COMPHY_H_ */ + diff --git a/drivers/phy/marvell/comphy_a3700.c b/drivers/phy/marvell/comphy_a3700.c new file mode 100644 index 00000000000..faa62f90ae2 --- /dev/null +++ b/drivers/phy/marvell/comphy_a3700.c @@ -0,0 +1,962 @@ +/* + * Copyright (C) 2015-2016 Marvell International Ltd. + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <fdtdec.h> +#include <asm/io.h> +#include <asm/arch/cpu.h> +#include <asm/arch/soc.h> + +#include "comphy_a3700.h" + +DECLARE_GLOBAL_DATA_PTR; + +struct sgmii_phy_init_data_fix { + u16 addr; + u16 value; +}; + +/* Changes to 40M1G25 mode data required for running 40M3G125 init mode */ +static struct sgmii_phy_init_data_fix sgmii_phy_init_fix[] = { + {0x005, 0x07CC}, {0x015, 0x0000}, {0x01B, 0x0000}, {0x01D, 0x0000}, + {0x01E, 0x0000}, {0x01F, 0x0000}, {0x020, 0x0000}, {0x021, 0x0030}, + {0x026, 0x0888}, {0x04D, 0x0152}, {0x04F, 0xA020}, {0x050, 0x07CC}, + {0x053, 0xE9CA}, {0x055, 0xBD97}, {0x071, 0x3015}, {0x076, 0x03AA}, + {0x07C, 0x0FDF}, {0x0C2, 0x3030}, {0x0C3, 0x8000}, {0x0E2, 0x5550}, + {0x0E3, 0x12A4}, {0x0E4, 0x7D00}, {0x0E6, 0x0C83}, {0x101, 0xFCC0}, + {0x104, 0x0C10} +}; + +/* 40M1G25 mode init data */ +static u16 sgmii_phy_init[512] = { + /* 0 1 2 3 4 5 6 7 */ + /*-----------------------------------------------------------*/ + /* 8 9 A B C D E F */ + 0x3110, 0xFD83, 0x6430, 0x412F, 0x82C0, 0x06FA, 0x4500, 0x6D26, /* 00 */ + 0xAFC0, 0x8000, 0xC000, 0x0000, 0x2000, 0x49CC, 0x0BC9, 0x2A52, /* 08 */ + 0x0BD2, 0x0CDE, 0x13D2, 0x0CE8, 0x1149, 0x10E0, 0x0000, 0x0000, /* 10 */ + 0x0000, 0x0000, 0x0000, 0x0001, 0x0000, 0x4134, 0x0D2D, 0xFFFF, /* 18 */ + 0xFFE0, 0x4030, 0x1016, 0x0030, 0x0000, 0x0800, 0x0866, 0x0000, /* 20 */ + 0x0000, 0x0000, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, /* 28 */ + 0xFFFF, 0xFFFF, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, /* 30 */ + 0x0000, 0x0000, 0x000F, 0x6A62, 0x1988, 0x3100, 0x3100, 0x3100, /* 38 */ + 0x3100, 0xA708, 0x2430, 0x0830, 0x1030, 0x4610, 0xFF00, 0xFF00, /* 40 */ + 0x0060, 0x1000, 0x0400, 0x0040, 0x00F0, 0x0155, 0x1100, 0xA02A, /* 48 */ + 0x06FA, 0x0080, 0xB008, 0xE3ED, 0x5002, 0xB592, 0x7A80, 0x0001, /* 50 */ + 0x020A, 0x8820, 0x6014, 0x8054, 0xACAA, 0xFC88, 0x2A02, 0x45CF, /* 58 */ + 0x000F, 0x1817, 0x2860, 0x064F, 0x0000, 0x0204, 0x1800, 0x6000, /* 60 */ + 0x810F, 0x4F23, 0x4000, 0x4498, 0x0850, 0x0000, 0x000E, 0x1002, /* 68 */ + 0x9D3A, 0x3009, 0xD066, 0x0491, 0x0001, 0x6AB0, 0x0399, 0x3780, /* 70 */ + 0x0040, 0x5AC0, 0x4A80, 0x0000, 0x01DF, 0x0000, 0x0007, 0x0000, /* 78 */ + 0x2D54, 0x00A1, 0x4000, 0x0100, 0xA20A, 0x0000, 0x0000, 0x0000, /* 80 */ + 0x0000, 0x0000, 0x0000, 0x7400, 0x0E81, 0x1000, 0x1242, 0x0210, /* 88 */ + 0x80DF, 0x0F1F, 0x2F3F, 0x4F5F, 0x6F7F, 0x0F1F, 0x2F3F, 0x4F5F, /* 90 */ + 0x6F7F, 0x4BAD, 0x0000, 0x0000, 0x0800, 0x0000, 0x2400, 0xB651, /* 98 */ + 0xC9E0, 0x4247, 0x0A24, 0x0000, 0xAF19, 0x1004, 0x0000, 0x0000, /* A0 */ + 0x0000, 0x0013, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, /* A8 */ + 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, /* B0 */ + 0x0000, 0x0000, 0x0000, 0x0060, 0x0000, 0x0000, 0x0000, 0x0000, /* B8 */ + 0x0000, 0x0000, 0x3010, 0xFA00, 0x0000, 0x0000, 0x0000, 0x0003, /* C0 */ + 0x1618, 0x8200, 0x8000, 0x0400, 0x050F, 0x0000, 0x0000, 0x0000, /* C8 */ + 0x4C93, 0x0000, 0x1000, 0x1120, 0x0010, 0x1242, 0x1242, 0x1E00, /* D0 */ + 0x0000, 0x0000, 0x0000, 0x00F8, 0x0000, 0x0041, 0x0800, 0x0000, /* D8 */ + 0x82A0, 0x572E, 0x2490, 0x14A9, 0x4E00, 0x0000, 0x0803, 0x0541, /* E0 */ + 0x0C15, 0x0000, 0x0000, 0x0400, 0x2626, 0x0000, 0x0000, 0x4200, /* E8 */ + 0x0000, 0xAA55, 0x1020, 0x0000, 0x0000, 0x5010, 0x0000, 0x0000, /* F0 */ + 0x0000, 0x0000, 0x5000, 0x0000, 0x0000, 0x0000, 0x02F2, 0x0000, /* F8 */ + 0x101F, 0xFDC0, 0x4000, 0x8010, 0x0110, 0x0006, 0x0000, 0x0000, /*100 */ + 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, /*108 */ + 0x04CF, 0x0000, 0x04CF, 0x0000, 0x04CF, 0x0000, 0x04C6, 0x0000, /*110 */ + 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, /*118 */ + 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, /*120 */ + 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, /*128 */ + 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, /*130 */ + 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, /*138 */ + 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, /*140 */ + 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, /*148 */ + 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, /*150 */ + 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, /*158 */ + 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, /*160 */ + 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, /*168 */ + 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, /*170 */ + 0x0000, 0x0000, 0x0000, 0x00F0, 0x08A2, 0x3112, 0x0A14, 0x0000, /*178 */ + 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, /*180 */ + 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, /*188 */ + 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, /*190 */ + 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, /*198 */ + 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, /*1A0 */ + 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, /*1A8 */ + 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, /*1B0 */ + 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, /*1B8 */ + 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, /*1C0 */ + 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, /*1C8 */ + 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, /*1D0 */ + 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, /*1D8 */ + 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, /*1E0 */ + 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, /*1E8 */ + 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, /*1F0 */ + 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000 /*1F8 */ +}; + +/* + * comphy_poll_reg + * + * return: 1 on success, 0 on timeout + */ +static u32 comphy_poll_reg(void *addr, u32 val, u32 mask, u32 timeout, + u8 op_type) +{ + u32 rval = 0xDEAD; + + for (; timeout > 0; timeout--) { + if (op_type == POLL_16B_REG) + rval = readw(addr); /* 16 bit */ + else + rval = readl(addr) ; /* 32 bit */ + + if ((rval & mask) == val) + return 1; + + udelay(10000); + } + + debug("Time out waiting (%p = %#010x)\n", addr, rval); + return 0; +} + +/* + * comphy_pcie_power_up + * + * return: 1 if PLL locked (OK), 0 otherwise (FAIL) + */ +static int comphy_pcie_power_up(u32 speed, u32 invert) +{ + int ret; + + debug_enter(); + + /* + * 1. Enable max PLL. + */ + reg_set16((void __iomem *)LANE_CFG1_ADDR(PCIE), + bf_use_max_pll_rate, 0); + + /* + * 2. Select 20 bit SERDES interface. + */ + reg_set16((void __iomem *)GLOB_CLK_SRC_LO_ADDR(PCIE), + bf_cfg_sel_20b, 0); + + /* + * 3. Force to use reg setting for PCIe mode + */ + reg_set16((void __iomem *)MISC_REG1_ADDR(PCIE), + bf_sel_bits_pcie_force, 0); + + /* + * 4. Change RX wait + */ + reg_set16((void __iomem *)PWR_MGM_TIM1_ADDR(PCIE), 0x10C, 0xFFFF); + + /* + * 5. Enable idle sync + */ + reg_set16((void __iomem *)UNIT_CTRL_ADDR(PCIE), + 0x60 | rb_idle_sync_en, 0xFFFF); + + /* + * 6. Enable the output of 100M/125M/500M clock + */ + reg_set16((void __iomem *)MISC_REG0_ADDR(PCIE), + 0xA00D | rb_clk500m_en | rb_clk100m_125m_en, 0xFFFF); + + /* + * 7. Enable TX + */ + reg_set((void __iomem *)PHY_REF_CLK_ADDR, 0x1342, 0xFFFFFFFF); + + /* + * 8. Check crystal jumper setting and program the Power and PLL + * Control accordingly + */ + if (get_ref_clk() == 40) { + reg_set16((void __iomem *)PWR_PLL_CTRL_ADDR(PCIE), + 0xFC63, 0xFFFF); /* 40 MHz */ + } else { + reg_set16((void __iomem *)PWR_PLL_CTRL_ADDR(PCIE), + 0xFC62, 0xFFFF); /* 25 MHz */ + } + + /* + * 9. Override Speed_PLL value and use MAC PLL + */ + reg_set16((void __iomem *)KVCO_CAL_CTRL_ADDR(PCIE), + 0x0040 | rb_use_max_pll_rate, 0xFFFF); + + /* + * 10. Check the Polarity invert bit + */ + if (invert & PHY_POLARITY_TXD_INVERT) { + reg_set16((void __iomem *)SYNC_PATTERN_ADDR(PCIE), + phy_txd_inv, 0); + } + + if (invert & PHY_POLARITY_RXD_INVERT) { + reg_set16((void __iomem *)SYNC_PATTERN_ADDR(PCIE), + phy_rxd_inv, 0); + } + + /* + * 11. Release SW reset + */ + reg_set16((void __iomem *)GLOB_PHY_CTRL0_ADDR(PCIE), + rb_mode_core_clk_freq_sel | rb_mode_pipe_width_32, + bf_soft_rst | bf_mode_refdiv); + + /* Wait for > 55 us to allow PCLK be enabled */ + udelay(PLL_SET_DELAY_US); + + /* Assert PCLK enabled */ + ret = comphy_poll_reg((void *)LANE_STAT1_ADDR(PCIE), /* address */ + rb_txdclk_pclk_en, /* value */ + rb_txdclk_pclk_en, /* mask */ + PLL_LOCK_TIMEOUT, /* timeout */ + POLL_16B_REG); /* 16bit */ + if (ret == 0) + printf("Failed to lock PCIe PLL\n"); + + debug_exit(); + + /* Return the status of the PLL */ + return ret; +} + +/* + * comphy_sata_power_up + * + * return: 1 if PLL locked (OK), 0 otherwise (FAIL) + */ +static int comphy_sata_power_up(void) +{ + int ret; + + debug_enter(); + + /* + * 0. Swap SATA TX lines + */ + reg_set((void __iomem *)rh_vsreg_addr, + vphy_sync_pattern_reg, 0xFFFFFFFF); + reg_set((void __iomem *)rh_vsreg_data, bs_txd_inv, bs_txd_inv); + + /* + * 1. Select 40-bit data width width + */ + reg_set((void __iomem *)rh_vsreg_addr, vphy_loopback_reg0, 0xFFFFFFFF); + reg_set((void __iomem *)rh_vsreg_data, 0x800, bs_phyintf_40bit); + + /* + * 2. Select reference clock and PHY mode (SATA) + */ + reg_set((void __iomem *)rh_vsreg_addr, vphy_power_reg0, 0xFFFFFFFF); + if (get_ref_clk() == 40) { + reg_set((void __iomem *)rh_vsreg_data, + 0x3, 0x00FF); /* 40 MHz */ + } else { + reg_set((void __iomem *)rh_vsreg_data, + 0x1, 0x00FF); /* 25 MHz */ + } + + /* + * 3. Use maximum PLL rate (no power save) + */ + reg_set((void __iomem *)rh_vsreg_addr, vphy_calctl_reg, 0xFFFFFFFF); + reg_set((void __iomem *)rh_vsreg_data, + bs_max_pll_rate, bs_max_pll_rate); + + /* + * 4. Reset reserved bit (??) + */ + reg_set((void __iomem *)rh_vsreg_addr, vphy_reserve_reg, 0xFFFFFFFF); + reg_set((void __iomem *)rh_vsreg_data, 0, bs_phyctrl_frm_pin); + + /* + * 5. Set vendor-specific configuration (??) + */ + reg_set((void __iomem *)rh_vs0_a, vsata_ctrl_reg, 0xFFFFFFFF); + reg_set((void __iomem *)rh_vs0_d, bs_phy_pu_pll, bs_phy_pu_pll); + + /* Wait for > 55 us to allow PLL be enabled */ + udelay(PLL_SET_DELAY_US); + + /* Assert SATA PLL enabled */ + reg_set((void __iomem *)rh_vsreg_addr, vphy_loopback_reg0, 0xFFFFFFFF); + ret = comphy_poll_reg((void *)rh_vsreg_data, /* address */ + bs_pll_ready_tx, /* value */ + bs_pll_ready_tx, /* mask */ + PLL_LOCK_TIMEOUT, /* timeout */ + POLL_32B_REG); /* 32bit */ + if (ret == 0) + printf("Failed to lock SATA PLL\n"); + + debug_exit(); + + return ret; +} + +/* + * comphy_usb3_power_up + * + * return: 1 if PLL locked (OK), 0 otherwise (FAIL) + */ +static int comphy_usb3_power_up(u32 type, u32 speed, u32 invert) +{ + int ret; + + debug_enter(); + + /* + * 1. Power up OTG module + */ + reg_set((void __iomem *)USB2_PHY_OTG_CTRL_ADDR, rb_pu_otg, 0); + + /* + * 2. Set counter for 100us pulse in USB3 Host and Device + * restore default burst size limit (Reference Clock 31:24) + */ + reg_set((void __iomem *)USB3_CTRPUL_VAL_REG, + 0x8 << 24, rb_usb3_ctr_100ns); + + + /* 0xd005c300 = 0x1001 */ + /* set PRD_TXDEEMPH (3.5db de-emph) */ + reg_set16((void __iomem *)LANE_CFG0_ADDR(USB3), 0x1, 0xFF); + + /* + * unset BIT0: set Tx Electrical Idle Mode: Transmitter is in + * low impedance mode during electrical idle + */ + /* unset BIT4: set G2 Tx Datapath with no Delayed Latency */ + /* unset BIT6: set Tx Detect Rx Mode at LoZ mode */ + reg_set16((void __iomem *)LANE_CFG1_ADDR(USB3), 0x0, 0xFFFF); + + + /* 0xd005c310 = 0x93: set Spread Spectrum Clock Enabled */ + reg_set16((void __iomem *)LANE_CFG4_ADDR(USB3), + bf_spread_spectrum_clock_en, 0x80); + + /* + * set Override Margining Controls From the MAC: Use margining signals + * from lane configuration + */ + reg_set16((void __iomem *)TEST_MODE_CTRL_ADDR(USB3), + rb_mode_margin_override, 0xFFFF); + + /* set Lane-to-Lane Bundle Clock Sampling Period = per PCLK cycles */ + /* set Mode Clock Source = PCLK is generated from REFCLK */ + reg_set16((void __iomem *)GLOB_CLK_SRC_LO_ADDR(USB3), 0x0, 0xFF); + + /* set G2 Spread Spectrum Clock Amplitude at 4K */ + reg_set16((void __iomem *)GEN2_SETTING_2_ADDR(USB3), g2_tx_ssc_amp, + 0xF000); + + /* + * unset G3 Spread Spectrum Clock Amplitude & set G3 TX and RX Register + * Master Current Select + */ + reg_set16((void __iomem *)GEN2_SETTING_3_ADDR(USB3), 0x0, 0xFFFF); + + /* + * 3. Check crystal jumper setting and program the Power and PLL + * Control accordingly + */ + if (get_ref_clk() == 40) { + reg_set16((void __iomem *)PWR_PLL_CTRL_ADDR(USB3), 0xFCA3, + 0xFFFF); /* 40 MHz */ + } else { + reg_set16((void __iomem *)PWR_PLL_CTRL_ADDR(USB3), 0xFCA2, + 0xFFFF); /* 25 MHz */ + } + + /* + * 4. Change RX wait + */ + reg_set16((void __iomem *)PWR_MGM_TIM1_ADDR(USB3), 0x10C, 0xFFFF); + + /* + * 5. Enable idle sync + */ + reg_set16((void __iomem *)UNIT_CTRL_ADDR(USB3), 0x60 | rb_idle_sync_en, + 0xFFFF); + + /* + * 6. Enable the output of 500M clock + */ + reg_set16((void __iomem *)MISC_REG0_ADDR(USB3), 0xA00D | rb_clk500m_en, + 0xFFFF); + + /* + * 7. Set 20-bit data width + */ + reg_set16((void __iomem *)DIG_LB_EN_ADDR(USB3), 0x0400, 0xFFFF); + + /* + * 8. Override Speed_PLL value and use MAC PLL + */ + reg_set16((void __iomem *)KVCO_CAL_CTRL_ADDR(USB3), + 0x0040 | rb_use_max_pll_rate, 0xFFFF); + + /* + * 9. Check the Polarity invert bit + */ + if (invert & PHY_POLARITY_TXD_INVERT) { + reg_set16((void __iomem *)SYNC_PATTERN_ADDR(USB3), + phy_txd_inv, 0); + } + + if (invert & PHY_POLARITY_RXD_INVERT) { + reg_set16((void __iomem *)SYNC_PATTERN_ADDR(USB3), + phy_rxd_inv, 0); + } + + /* + * 10. Release SW reset + */ + reg_set16((void __iomem *)GLOB_PHY_CTRL0_ADDR(USB3), + rb_mode_core_clk_freq_sel | rb_mode_pipe_width_32 | 0x20, + 0xFFFF); + + /* Wait for > 55 us to allow PCLK be enabled */ + udelay(PLL_SET_DELAY_US); + + /* Assert PCLK enabled */ + ret = comphy_poll_reg((void *)LANE_STAT1_ADDR(USB3), /* address */ + rb_txdclk_pclk_en, /* value */ + rb_txdclk_pclk_en, /* mask */ + PLL_LOCK_TIMEOUT, /* timeout */ + POLL_16B_REG); /* 16bit */ + if (ret == 0) + printf("Failed to lock USB3 PLL\n"); + + /* + * Set Soft ID for Host mode (Device mode works with Hard ID + * detection) + */ + if (type == PHY_TYPE_USB3_HOST0) { + /* + * set BIT0: set ID_MODE of Host/Device = "Soft ID" (BIT1) + * clear BIT1: set SOFT_ID = Host + * set BIT4: set INT_MODE = ID. Interrupt Mode: enable + * interrupt by ID instead of using both interrupts + * of HOST and Device ORed simultaneously + * INT_MODE=ID in order to avoid unexpected + * behaviour or both interrupts together + */ + reg_set((void __iomem *)USB32_CTRL_BASE, + usb32_ctrl_id_mode | usb32_ctrl_int_mode, + usb32_ctrl_id_mode | usb32_ctrl_soft_id | + usb32_ctrl_int_mode); + } + + debug_exit(); + + return ret; +} + +/* + * comphy_usb2_power_up + * + * return: 1 if PLL locked (OK), 0 otherwise (FAIL) + */ +static int comphy_usb2_power_up(u8 usb32) +{ + int ret; + + debug_enter(); + + if (usb32 != 0 && usb32 != 1) { + printf("invalid usb32 value: (%d), should be either 0 or 1\n", + usb32); + debug_exit(); + return 0; + } + + /* + * 0. Setup PLL. 40MHz clock uses defaults. + * See "PLL Settings for Typical REFCLK" table + */ + if (get_ref_clk() == 25) { + reg_set((void __iomem *)USB2_PHY_BASE(usb32), + 5 | (96 << 16), 0x3F | (0xFF << 16) | (0x3 << 28)); + } + + /* + * 1. PHY pull up and disable USB2 suspend + */ + reg_set((void __iomem *)USB2_PHY_CTRL_ADDR(usb32), + RB_USB2PHY_SUSPM(usb32) | RB_USB2PHY_PU(usb32), 0); + + if (usb32 != 0) { + /* + * 2. Power up OTG module + */ + reg_set((void __iomem *)USB2_PHY_OTG_CTRL_ADDR, rb_pu_otg, 0); + + /* + * 3. Configure PHY charger detection + */ + reg_set((void __iomem *)USB2_PHY_CHRGR_DET_ADDR, 0, + rb_cdp_en | rb_dcp_en | rb_pd_en | rb_cdp_dm_auto | + rb_enswitch_dp | rb_enswitch_dm | rb_pu_chrg_dtc); + } + + /* Assert PLL calibration done */ + ret = comphy_poll_reg((void *)USB2_PHY_CAL_CTRL_ADDR(usb32), + rb_usb2phy_pllcal_done, /* value */ + rb_usb2phy_pllcal_done, /* mask */ + PLL_LOCK_TIMEOUT, /* timeout */ + POLL_32B_REG); /* 32bit */ + if (ret == 0) + printf("Failed to end USB2 PLL calibration\n"); + + /* Assert impedance calibration done */ + ret = comphy_poll_reg((void *)USB2_PHY_CAL_CTRL_ADDR(usb32), + rb_usb2phy_impcal_done, /* value */ + rb_usb2phy_impcal_done, /* mask */ + PLL_LOCK_TIMEOUT, /* timeout */ + POLL_32B_REG); /* 32bit */ + if (ret == 0) + printf("Failed to end USB2 impedance calibration\n"); + + /* Assert squetch calibration done */ + ret = comphy_poll_reg((void *)USB2_PHY_RX_CHAN_CTRL1_ADDR(usb32), + rb_usb2phy_sqcal_done, /* value */ + rb_usb2phy_sqcal_done, /* mask */ + PLL_LOCK_TIMEOUT, /* timeout */ + POLL_32B_REG); /* 32bit */ + if (ret == 0) + printf("Failed to end USB2 unknown calibration\n"); + + /* Assert PLL is ready */ + ret = comphy_poll_reg((void *)USB2_PHY_PLL_CTRL0_ADDR(usb32), + rb_usb2phy_pll_ready, /* value */ + rb_usb2phy_pll_ready, /* mask */ + PLL_LOCK_TIMEOUT, /* timeout */ + POLL_32B_REG); /* 32bit */ + + if (ret == 0) + printf("Failed to lock USB2 PLL\n"); + + debug_exit(); + + return ret; +} + +/* + * comphy_emmc_power_up + * + * return: 1 if PLL locked (OK), 0 otherwise (FAIL) + */ +static int comphy_emmc_power_up(void) +{ + debug_enter(); + + /* + * 1. Bus power ON, Bus voltage 1.8V + */ + reg_set((void __iomem *)SDIO_HOST_CTRL1_ADDR, 0xB00, 0xF00); + + /* + * 2. Set FIFO parameters + */ + reg_set((void __iomem *)SDIO_SDHC_FIFO_ADDR, 0x315, 0xFFFFFFFF); + + /* + * 3. Set Capabilities 1_2 + */ + reg_set((void __iomem *)SDIO_CAP_12_ADDR, 0x25FAC8B2, 0xFFFFFFFF); + + /* + * 4. Set Endian + */ + reg_set((void __iomem *)SDIO_ENDIAN_ADDR, 0x00c00000, 0); + + /* + * 4. Init PHY + */ + reg_set((void __iomem *)SDIO_PHY_TIMING_ADDR, 0x80000000, 0x80000000); + reg_set((void __iomem *)SDIO_PHY_PAD_CTRL0_ADDR, 0x50000000, + 0xF0000000); + + /* + * 5. DLL reset + */ + reg_set((void __iomem *)SDIO_DLL_RST_ADDR, 0xFFFEFFFF, 0); + reg_set((void __iomem *)SDIO_DLL_RST_ADDR, 0x00010000, 0); + + debug_exit(); + + return 1; +} + +/* + * comphy_sgmii_power_up + * + * return: + */ +static void comphy_sgmii_phy_init(u32 lane, u32 speed) +{ + const int fix_arr_sz = ARRAY_SIZE(sgmii_phy_init_fix); + int addr, fix_idx; + u16 val; + + fix_idx = 0; + for (addr = 0; addr < 512; addr++) { + /* + * All PHY register values are defined in full for 3.125Gbps + * SERDES speed. The values required for 1.25 Gbps are almost + * the same and only few registers should be "fixed" in + * comparison to 3.125 Gbps values. These register values are + * stored in "sgmii_phy_init_fix" array. + */ + if ((speed != PHY_SPEED_1_25G) && + (sgmii_phy_init_fix[fix_idx].addr == addr)) { + /* Use new value */ + val = sgmii_phy_init_fix[fix_idx].value; + if (fix_idx < fix_arr_sz) + fix_idx++; + } else { + val = sgmii_phy_init[addr]; + } + + phy_write16(lane, addr, val, 0xFFFF); + } +} + +/* + * comphy_sgmii_power_up + * + * return: 1 if PLL locked (OK), 0 otherwise (FAIL) + */ +static int comphy_sgmii_power_up(u32 lane, u32 speed, u32 invert) +{ + int ret; + + debug_enter(); + + /* + * 1. Configure PHY to SATA/SAS mode by setting pin PIN_PIPE_SEL=0 + */ + reg_set((void __iomem *)COMPHY_SEL_ADDR, 0, rf_compy_select(lane)); + + /* + * 2. Reset PHY by setting PHY input port PIN_RESET=1. + * 3. Set PHY input port PIN_TX_IDLE=1, PIN_PU_IVREF=1 to keep + * PHY TXP/TXN output to idle state during PHY initialization + * 4. Set PHY input port PIN_PU_PLL=0, PIN_PU_RX=0, PIN_PU_TX=0. + */ + reg_set((void __iomem *)COMPHY_PHY_CFG1_ADDR(lane), + rb_pin_reset_comphy | rb_pin_tx_idle | rb_pin_pu_iveref, + rb_pin_reset_core | rb_pin_pu_pll | + rb_pin_pu_rx | rb_pin_pu_tx); + + /* + * 5. Release reset to the PHY by setting PIN_RESET=0. + */ + reg_set((void __iomem *)COMPHY_PHY_CFG1_ADDR(lane), + 0, rb_pin_reset_comphy); + + /* + * 7. Set PIN_PHY_GEN_TX[3:0] and PIN_PHY_GEN_RX[3:0] to decide + * COMPHY bit rate + */ + if (speed == PHY_SPEED_3_125G) { /* 3.125 GHz */ + reg_set((void __iomem *)COMPHY_PHY_CFG1_ADDR(lane), + (0x8 << rf_gen_rx_sel_shift) | + (0x8 << rf_gen_tx_sel_shift), + rf_gen_rx_select | rf_gen_tx_select); + + } else if (speed == PHY_SPEED_1_25G) { /* 1.25 GHz */ + reg_set((void __iomem *)COMPHY_PHY_CFG1_ADDR(lane), + (0x6 << rf_gen_rx_sel_shift) | + (0x6 << rf_gen_tx_sel_shift), + rf_gen_rx_select | rf_gen_tx_select); + } else { + printf("Unsupported COMPHY speed!\n"); + return 0; + } + + /* + * 8. Wait 1mS for bandgap and reference clocks to stabilize; + * then start SW programming. + */ + mdelay(10); + + /* 9. Program COMPHY register PHY_MODE */ + phy_write16(lane, PHY_PWR_PLL_CTRL_ADDR, + PHY_MODE_SGMII << rf_phy_mode_shift, rf_phy_mode_mask); + + /* + * 10. Set COMPHY register REFCLK_SEL to select the correct REFCLK + * source + */ + phy_write16(lane, PHY_MISC_REG0_ADDR, 0, rb_ref_clk_sel); + + /* + * 11. Set correct reference clock frequency in COMPHY register + * REF_FREF_SEL. + */ + if (get_ref_clk() == 40) { + phy_write16(lane, PHY_PWR_PLL_CTRL_ADDR, + 0x4 << rf_ref_freq_sel_shift, rf_ref_freq_sel_mask); + } else { + /* 25MHz */ + phy_write16(lane, PHY_PWR_PLL_CTRL_ADDR, + 0x1 << rf_ref_freq_sel_shift, rf_ref_freq_sel_mask); + } + + /* 12. Program COMPHY register PHY_GEN_MAX[1:0] */ + /* + * This step is mentioned in the flow received from verification team. + * However the PHY_GEN_MAX value is only meaningful for other + * interfaces (not SGMII). For instance, it selects SATA speed + * 1.5/3/6 Gbps or PCIe speed 2.5/5 Gbps + */ + + /* + * 13. Program COMPHY register SEL_BITS to set correct parallel data + * bus width + */ + /* 10bit */ + phy_write16(lane, PHY_DIG_LB_EN_ADDR, 0, rf_data_width_mask); + + /* + * 14. As long as DFE function needs to be enabled in any mode, + * COMPHY register DFE_UPDATE_EN[5:0] shall be programmed to 0x3F + * for real chip during COMPHY power on. + */ + /* + * The step 14 exists (and empty) in the original initialization flow + * obtained from the verification team. According to the functional + * specification DFE_UPDATE_EN already has the default value 0x3F + */ + + /* + * 15. Program COMPHY GEN registers. + * These registers should be programmed based on the lab testing + * result to achieve optimal performance. Please contact the CEA + * group to get the related GEN table during real chip bring-up. + * We only requred to run though the entire registers programming + * flow defined by "comphy_sgmii_phy_init" when the REF clock is + * 40 MHz. For REF clock 25 MHz the default values stored in PHY + * registers are OK. + */ + debug("Running C-DPI phy init %s mode\n", + speed == PHY_SPEED_3_125G ? "2G5" : "1G"); + if (get_ref_clk() == 40) + comphy_sgmii_phy_init(lane, speed); + + /* + * 16. [Simulation Only] should not be used for real chip. + * By pass power up calibration by programming EXT_FORCE_CAL_DONE + * (R02h[9]) to 1 to shorten COMPHY simulation time. + */ + /* + * 17. [Simulation Only: should not be used for real chip] + * Program COMPHY register FAST_DFE_TIMER_EN=1 to shorten RX + * training simulation time. + */ + + /* + * 18. Check the PHY Polarity invert bit + */ + if (invert & PHY_POLARITY_TXD_INVERT) + phy_write16(lane, PHY_SYNC_PATTERN_ADDR, phy_txd_inv, 0); + + if (invert & PHY_POLARITY_RXD_INVERT) + phy_write16(lane, PHY_SYNC_PATTERN_ADDR, phy_rxd_inv, 0); + + /* + * 19. Set PHY input ports PIN_PU_PLL, PIN_PU_TX and PIN_PU_RX to 1 + * to start PHY power up sequence. All the PHY register + * programming should be done before PIN_PU_PLL=1. There should be + * no register programming for normal PHY operation from this point. + */ + reg_set((void __iomem *)COMPHY_PHY_CFG1_ADDR(lane), + rb_pin_pu_pll | rb_pin_pu_rx | rb_pin_pu_tx, + rb_pin_pu_pll | rb_pin_pu_rx | rb_pin_pu_tx); + + /* + * 20. Wait for PHY power up sequence to finish by checking output ports + * PIN_PLL_READY_TX=1 and PIN_PLL_READY_RX=1. + */ + ret = comphy_poll_reg((void *)COMPHY_PHY_STAT1_ADDR(lane), /* address */ + rb_pll_ready_tx | rb_pll_ready_rx, /* value */ + rb_pll_ready_tx | rb_pll_ready_rx, /* mask */ + PLL_LOCK_TIMEOUT, /* timeout */ + POLL_32B_REG); /* 32bit */ + if (ret == 0) + printf("Failed to lock PLL for SGMII PHY %d\n", lane); + + /* + * 21. Set COMPHY input port PIN_TX_IDLE=0 + */ + reg_set((void __iomem *)COMPHY_PHY_CFG1_ADDR(lane), + 0x0, rb_pin_tx_idle); + + /* + * 22. After valid data appear on PIN_RXDATA bus, set PIN_RX_INIT=1. + * to start RX initialization. PIN_RX_INIT_DONE will be cleared to + * 0 by the PHY. After RX initialization is done, PIN_RX_INIT_DONE + * will be set to 1 by COMPHY. Set PIN_RX_INIT=0 after + * PIN_RX_INIT_DONE= 1. + * Please refer to RX initialization part for details. + */ + reg_set((void __iomem *)COMPHY_PHY_CFG1_ADDR(lane), rb_phy_rx_init, + 0x0); + + ret = comphy_poll_reg((void *)COMPHY_PHY_STAT1_ADDR(lane), /* address */ + rb_rx_init_done, /* value */ + rb_rx_init_done, /* mask */ + PLL_LOCK_TIMEOUT, /* timeout */ + POLL_32B_REG); /* 32bit */ + if (ret == 0) + printf("Failed to init RX of SGMII PHY %d\n", lane); + + debug_exit(); + + return ret; +} + +void comphy_dedicated_phys_init(void) +{ + int node, usb32, ret = 1; + const void *blob = gd->fdt_blob; + + debug_enter(); + + for (usb32 = 0; usb32 <= 1; usb32++) { + /* + * There are 2 UTMI PHYs in this SOC. + * One is independendent and one is paired with USB3 port (OTG) + */ + if (usb32 == 0) { + node = fdt_node_offset_by_compatible( + blob, -1, "marvell,armada-3700-ehci"); + } else { + node = fdt_node_offset_by_compatible( + blob, -1, "marvell,armada3700-xhci"); + } + + if (node > 0) { + if (fdtdec_get_is_enabled(blob, node)) { + ret = comphy_usb2_power_up(usb32); + if (ret == 0) + printf("Failed to initialize UTMI PHY\n"); + else + debug("UTMI PHY init succeed\n"); + } else { + debug("USB%d node is disabled\n", + usb32 == 0 ? 2 : 3); + } + } else { + debug("No USB%d node in DT\n", usb32 == 0 ? 2 : 3); + } + } + + node = fdt_node_offset_by_compatible(blob, -1, + "marvell,armada-3700-ahci"); + if (node > 0) { + if (fdtdec_get_is_enabled(blob, node)) { + ret = comphy_sata_power_up(); + if (ret == 0) + printf("Failed to initialize SATA PHY\n"); + else + debug("SATA PHY init succeed\n"); + } else { + debug("SATA node is disabled\n"); + } + } else { + debug("No SATA node in DT\n"); + } + + node = fdt_node_offset_by_compatible(blob, -1, + "marvell,armada-3700-sdio"); + if (node <= 0) { + debug("No SDIO node in DT, looking for MMC one\n"); + node = fdt_node_offset_by_compatible(blob, -1, + "marvell,xenon-sdhci"); + } + + if (node > 0) { + if (fdtdec_get_is_enabled(blob, node)) { + ret = comphy_emmc_power_up(); + if (ret == 0) + printf("Failed to initialize SDIO/eMMC PHY\n"); + else + debug("SDIO/eMMC PHY init succeed\n"); + } else { + debug("SDIO/eMMC node is disabled\n"); + } + } else { + debug("No SDIO/eMMC node in DT\n"); + } + + debug_exit(); +} + +int comphy_a3700_init(struct chip_serdes_phy_config *chip_cfg, + struct comphy_map *serdes_map) +{ + struct comphy_map *comphy_map; + u32 comphy_max_count = chip_cfg->comphy_lanes_count; + u32 lane, ret = 0; + + debug_enter(); + + for (lane = 0, comphy_map = serdes_map; lane < comphy_max_count; + lane++, comphy_map++) { + debug("Initialize serdes number %d\n", lane); + debug("Serdes type = 0x%x invert=%d\n", + comphy_map->type, comphy_map->invert); + + switch (comphy_map->type) { + case PHY_TYPE_UNCONNECTED: + continue; + break; + + case PHY_TYPE_PEX0: + ret = comphy_pcie_power_up(comphy_map->speed, + comphy_map->invert); + break; + + case PHY_TYPE_USB3_HOST0: + case PHY_TYPE_USB3_DEVICE: + ret = comphy_usb3_power_up(comphy_map->type, + comphy_map->speed, + comphy_map->invert); + break; + + case PHY_TYPE_SGMII0: + case PHY_TYPE_SGMII1: + ret = comphy_sgmii_power_up(lane, comphy_map->speed, + comphy_map->invert); + break; + + default: + debug("Unknown SerDes type, skip initialize SerDes %d\n", + lane); + ret = 1; + break; + } + if (ret == 0) + printf("PLL is not locked - Failed to initialize lane %d\n", + lane); + } + + debug_exit(); + return ret; +} diff --git a/drivers/phy/marvell/comphy_a3700.h b/drivers/phy/marvell/comphy_a3700.h new file mode 100644 index 00000000000..eb2ed7b3172 --- /dev/null +++ b/drivers/phy/marvell/comphy_a3700.h @@ -0,0 +1,275 @@ +/* + * Copyright (C) 2015-2016 Marvell International Ltd. + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef _COMPHY_A3700_H_ +#define _COMPHY_A3700_H_ + +#include "comphy.h" +#include "comphy_hpipe.h" + +#define MVEBU_REG(offs) ((uintptr_t)MVEBU_REGISTER(offs)) + +#define DEFAULT_REFCLK_MHZ 25 +#define PLL_SET_DELAY_US 600 +#define PLL_LOCK_TIMEOUT 1000 +#define POLL_16B_REG 1 +#define POLL_32B_REG 0 + +/* + * COMPHY SB definitions + */ +#define COMPHY_SEL_ADDR MVEBU_REG(0x0183FC) +#define rf_compy_select(lane) (0x1 << (((lane) == 1) ? 4 : 0)) + +#define COMPHY_PHY_CFG1_ADDR(lane) MVEBU_REG(0x018300 + (lane) * 0x28) +#define rb_pin_pu_iveref BIT(1) +#define rb_pin_reset_core BIT(11) +#define rb_pin_reset_comphy BIT(12) +#define rb_pin_pu_pll BIT(16) +#define rb_pin_pu_rx BIT(17) +#define rb_pin_pu_tx BIT(18) +#define rb_pin_tx_idle BIT(19) +#define rf_gen_rx_sel_shift 22 +#define rf_gen_rx_select (0xFF << rf_gen_rx_sel_shift) +#define rf_gen_tx_sel_shift 26 +#define rf_gen_tx_select (0xFF << rf_gen_tx_sel_shift) +#define rb_phy_rx_init BIT(30) + +#define COMPHY_PHY_STAT1_ADDR(lane) MVEBU_REG(0x018318 + (lane) * 0x28) +#define rb_rx_init_done BIT(0) +#define rb_pll_ready_rx BIT(2) +#define rb_pll_ready_tx BIT(3) + +/* + * PCIe/USB/SGMII definitions + */ +#define PCIE_BASE MVEBU_REG(0x070000) +#define PCIETOP_BASE MVEBU_REG(0x080000) +#define PCIE_RAMBASE MVEBU_REG(0x08C000) +#define PCIEPHY_BASE MVEBU_REG(0x01F000) +#define PCIEPHY_SHFT 2 + +#define USB32_BASE MVEBU_REG(0x050000) /* usb3 device */ +#define USB32H_BASE MVEBU_REG(0x058000) /* usb3 host */ +#define USB3PHY_BASE MVEBU_REG(0x05C000) +#define USB2PHY_BASE MVEBU_REG(0x05D000) +#define USB2PHY2_BASE MVEBU_REG(0x05F000) +#define USB32_CTRL_BASE MVEBU_REG(0x05D800) +#define USB3PHY_SHFT 2 + +#define SGMIIPHY_BASE(l) (l == 1 ? USB3PHY_BASE : PCIEPHY_BASE) +#define SGMIIPHY_ADDR(l, a) (((a & 0x00007FF) * 2) | SGMIIPHY_BASE(l)) + +#define phy_read16(l, a) read16((void __iomem *)SGMIIPHY_ADDR(l, a)) +#define phy_write16(l, a, data, mask) \ + reg_set16((void __iomem *)SGMIIPHY_ADDR(l, a), data, mask) + +/* units */ +#define PCIE 1 +#define USB3 2 + +#define PHY_BASE(unit) ((unit == PCIE) ? PCIEPHY_BASE : USB3PHY_BASE) +#define PHY_SHFT(unit) ((unit == PCIE) ? PCIEPHY_SHFT : USB3PHY_SHFT) + +/* bit definition for USB32_CTRL_BASE (USB32 Control Mode) */ +#define usb32_ctrl_id_mode BIT(0) +#define usb32_ctrl_soft_id BIT(1) +#define usb32_ctrl_int_mode BIT(4) + + +#define PHY_PWR_PLL_CTRL_ADDR 0x01 /* for phy_read16 and phy_write16 */ +#define PWR_PLL_CTRL_ADDR(unit) \ + (PHY_PWR_PLL_CTRL_ADDR * PHY_SHFT(unit) + PHY_BASE(unit)) +#define rf_phy_mode_shift 5 +#define rf_phy_mode_mask (0x7 << rf_phy_mode_shift) +#define rf_ref_freq_sel_shift 0 +#define rf_ref_freq_sel_mask (0x1F << rf_ref_freq_sel_shift) +#define PHY_MODE_SGMII 0x4 + +/* for phy_read16 and phy_write16 */ +#define PHY_REG_KVCO_CAL_CTRL_ADDR 0x02 +#define KVCO_CAL_CTRL_ADDR(unit) \ + (PHY_REG_KVCO_CAL_CTRL_ADDR * PHY_SHFT(unit) + PHY_BASE(unit)) +#define rb_use_max_pll_rate BIT(12) +#define rb_force_calibration_done BIT(9) + +/* for phy_read16 and phy_write16 */ +#define PHY_DIG_LB_EN_ADDR 0x23 +#define DIG_LB_EN_ADDR(unit) \ + (PHY_DIG_LB_EN_ADDR * PHY_SHFT(unit) + PHY_BASE(unit)) +#define rf_data_width_shift 10 +#define rf_data_width_mask (0x3 << rf_data_width_shift) + +/* for phy_read16 and phy_write16 */ +#define PHY_SYNC_PATTERN_ADDR 0x24 +#define SYNC_PATTERN_ADDR(unit) \ + (PHY_SYNC_PATTERN_ADDR * PHY_SHFT(unit) + PHY_BASE(unit)) +#define phy_txd_inv BIT(10) +#define phy_rxd_inv BIT(11) + +/* for phy_read16 and phy_write16 */ +#define PHY_REG_UNIT_CTRL_ADDR 0x48 +#define UNIT_CTRL_ADDR(unit) \ + (PHY_REG_UNIT_CTRL_ADDR * PHY_SHFT(unit) + PHY_BASE(unit)) +#define rb_idle_sync_en BIT(12) + +/* for phy_read16 and phy_write16 */ +#define PHY_REG_GEN2_SETTINGS_2 0x3e +#define GEN2_SETTING_2_ADDR(unit) \ + (PHY_REG_GEN2_SETTINGS_2 * PHY_SHFT(unit) + PHY_BASE(unit)) +#define g2_tx_ssc_amp BIT(14) + +/* for phy_read16 and phy_write16 */ +#define PHY_REG_GEN2_SETTINGS_3 0x3f +#define GEN2_SETTING_3_ADDR(unit) \ + (PHY_REG_GEN2_SETTINGS_3 * PHY_SHFT(unit) + PHY_BASE(unit)) + +/* for phy_read16 and phy_write16 */ +#define PHY_MISC_REG0_ADDR 0x4f +#define MISC_REG0_ADDR(unit) \ + (PHY_MISC_REG0_ADDR * PHY_SHFT(unit) + PHY_BASE(unit)) +#define rb_clk100m_125m_en BIT(4) +#define rb_clk500m_en BIT(7) +#define rb_ref_clk_sel BIT(10) + +/* for phy_read16 and phy_write16 */ +#define PHY_REG_IFACE_REF_CLK_CTRL_ADDR 0x51 +#define UNIT_IFACE_REF_CLK_CTRL_ADDR(unit) \ + (PHY_REG_IFACE_REF_CLK_CTRL_ADDR * PHY_SHFT(unit) + PHY_BASE(unit)) +#define rb_ref1m_gen_div_force BIT(8) +#define rf_ref1m_gen_div_value_shift 0 +#define rf_ref1m_gen_div_value_mask (0xFF << rf_ref1m_gen_div_value_shift) + +/* for phy_read16 and phy_write16 */ +#define PHY_REG_ERR_CNT_CONST_CTRL_ADDR 0x6A +#define UNIT_ERR_CNT_CONST_CTRL_ADDR(unit) \ + (PHY_REG_ERR_CNT_CONST_CTRL_ADDR * PHY_SHFT(unit) + PHY_BASE(unit)) +#define rb_fast_dfe_enable BIT(13) + +#define MISC_REG1_ADDR(u) (0x73 * PHY_SHFT(u) + PHY_BASE(u)) +#define bf_sel_bits_pcie_force BIT(15) + +#define LANE_CFG0_ADDR(u) (0x180 * PHY_SHFT(u) + PHY_BASE(u)) +#define bf_use_max_pll_rate BIT(9) +#define LANE_CFG1_ADDR(u) (0x181 * PHY_SHFT(u) + PHY_BASE(u)) +#define bf_use_max_pll_rate BIT(9) +/* 0x5c310 = 0x93 (set BIT7) */ +#define LANE_CFG4_ADDR(u) (0x188 * PHY_SHFT(u) + PHY_BASE(u)) +#define bf_spread_spectrum_clock_en BIT(7) + +#define LANE_STAT1_ADDR(u) (0x183 * PHY_SHFT(u) + PHY_BASE(u)) +#define rb_txdclk_pclk_en BIT(0) + +#define GLOB_PHY_CTRL0_ADDR(u) (0x1c1 * PHY_SHFT(u) + PHY_BASE(u)) +#define bf_soft_rst BIT(0) +#define bf_mode_refdiv 0x30 +#define rb_mode_core_clk_freq_sel BIT(9) +#define rb_mode_pipe_width_32 BIT(3) + +#define TEST_MODE_CTRL_ADDR(u) (0x1c2 * PHY_SHFT(u) + PHY_BASE(u)) +#define rb_mode_margin_override BIT(2) + +#define GLOB_CLK_SRC_LO_ADDR(u) (0x1c3 * PHY_SHFT(u) + PHY_BASE(u)) +#define bf_cfg_sel_20b BIT(15) + +#define PWR_MGM_TIM1_ADDR(u) (0x1d0 * PHY_SHFT(u) + PHY_BASE(u)) + +#define PHY_REF_CLK_ADDR (0x4814 + PCIE_BASE) + +#define USB3_CTRPUL_VAL_REG (0x20 + USB32_BASE) +#define USB3H_CTRPUL_VAL_REG (0x3454 + USB32H_BASE) +#define rb_usb3_ctr_100ns 0xff000000 + +#define USB2_OTG_PHY_CTRL_ADDR (0x820 + USB2PHY_BASE) +#define rb_usb2phy_suspm BIT(14) +#define rb_usb2phy_pu BIT(0) + +#define USB2_PHY_OTG_CTRL_ADDR (0x34 + USB2PHY_BASE) +#define rb_pu_otg BIT(4) + +#define USB2_PHY_CHRGR_DET_ADDR (0x38 + USB2PHY_BASE) +#define rb_cdp_en BIT(2) +#define rb_dcp_en BIT(3) +#define rb_pd_en BIT(4) +#define rb_pu_chrg_dtc BIT(5) +#define rb_cdp_dm_auto BIT(7) +#define rb_enswitch_dp BIT(12) +#define rb_enswitch_dm BIT(13) + +#define USB2_CAL_CTRL_ADDR (0x8 + USB2PHY_BASE) +#define rb_usb2phy_pllcal_done BIT(31) +#define rb_usb2phy_impcal_done BIT(23) + +#define USB2_PLL_CTRL0_ADDR (0x0 + USB2PHY_BASE) +#define rb_usb2phy_pll_ready BIT(31) + +#define USB2_RX_CHAN_CTRL1_ADDR (0x18 + USB2PHY_BASE) +#define rb_usb2phy_sqcal_done BIT(31) + +#define USB2_PHY2_CTRL_ADDR (0x804 + USB2PHY2_BASE) +#define rb_usb2phy2_suspm BIT(7) +#define rb_usb2phy2_pu BIT(0) +#define USB2_PHY2_CAL_CTRL_ADDR (0x8 + USB2PHY2_BASE) +#define USB2_PHY2_PLL_CTRL0_ADDR (0x0 + USB2PHY2_BASE) +#define USB2_PHY2_RX_CHAN_CTRL1_ADDR (0x18 + USB2PHY2_BASE) + +#define USB2_PHY_BASE(usb32) (usb32 == 0 ? USB2PHY2_BASE : USB2PHY_BASE) +#define USB2_PHY_CTRL_ADDR(usb32) \ + (usb32 == 0 ? USB2_PHY2_CTRL_ADDR : USB2_OTG_PHY_CTRL_ADDR) +#define RB_USB2PHY_SUSPM(usb32) \ + (usb32 == 0 ? rb_usb2phy2_suspm : rb_usb2phy_suspm) +#define RB_USB2PHY_PU(usb32) \ + (usb32 == 0 ? rb_usb2phy2_pu : rb_usb2phy_pu) +#define USB2_PHY_CAL_CTRL_ADDR(usb32) \ + (usb32 == 0 ? USB2_PHY2_CAL_CTRL_ADDR : USB2_CAL_CTRL_ADDR) +#define USB2_PHY_RX_CHAN_CTRL1_ADDR(usb32) \ + (usb32 == 0 ? USB2_PHY2_RX_CHAN_CTRL1_ADDR : USB2_RX_CHAN_CTRL1_ADDR) +#define USB2_PHY_PLL_CTRL0_ADDR(usb32) \ + (usb32 == 0 ? USB2_PHY2_PLL_CTRL0_ADDR : USB2_PLL_CTRL0_ADDR) + +/* + * SATA definitions + */ +#define AHCI_BASE MVEBU_REG(0xE0000) + +#define rh_vsreg_addr (AHCI_BASE + 0x178) +#define rh_vsreg_data (AHCI_BASE + 0x17C) +#define rh_vs0_a (AHCI_BASE + 0xA0) +#define rh_vs0_d (AHCI_BASE + 0xA4) + +#define vphy_sync_pattern_reg 0x224 +#define bs_txd_inv BIT(10) +#define bs_rxd_inv BIT(11) + +#define vphy_loopback_reg0 0x223 +#define bs_phyintf_40bit 0x0C00 +#define bs_pll_ready_tx 0x10 + +#define vphy_power_reg0 0x201 + +#define vphy_calctl_reg 0x202 +#define bs_max_pll_rate BIT(12) + +#define vphy_reserve_reg 0x0e +#define bs_phyctrl_frm_pin BIT(13) + +#define vsata_ctrl_reg 0x00 +#define bs_phy_pu_pll BIT(6) + +/* + * SDIO/eMMC definitions + */ +#define SDIO_BASE MVEBU_REG(0xD8000) + +#define SDIO_HOST_CTRL1_ADDR (SDIO_BASE + 0x28) +#define SDIO_SDHC_FIFO_ADDR (SDIO_BASE + 0x12C) +#define SDIO_CAP_12_ADDR (SDIO_BASE + 0x40) +#define SDIO_ENDIAN_ADDR (SDIO_BASE + 0x1A4) +#define SDIO_PHY_TIMING_ADDR (SDIO_BASE + 0x170) +#define SDIO_PHY_PAD_CTRL0_ADDR (SDIO_BASE + 0x178) +#define SDIO_DLL_RST_ADDR (SDIO_BASE + 0x148) + +#endif /* _COMPHY_A3700_H_ */ diff --git a/drivers/phy/marvell/comphy_core.c b/drivers/phy/marvell/comphy_core.c new file mode 100644 index 00000000000..344df3bed1d --- /dev/null +++ b/drivers/phy/marvell/comphy_core.c @@ -0,0 +1,200 @@ +/* + * Copyright (C) 2015-2016 Marvell International Ltd. + * + * Copyright (C) 2016 Stefan Roese <sr@denx.de> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <dm.h> +#include <fdtdec.h> +#include <linux/errno.h> +#include <asm/io.h> + +#include "comphy.h" + +#define COMPHY_MAX_CHIP 4 + +DECLARE_GLOBAL_DATA_PTR; + +static char *get_speed_string(u32 speed) +{ + char *speed_strings[] = {"1.25 Gbps", "1.5 Gbps", "2.5 Gbps", + "3.0 Gbps", "3.125 Gbps", "5 Gbps", "6 Gbps", + "6.25 Gbps", "10.31 Gbps" }; + + if (speed < 0 || speed > PHY_SPEED_MAX) + return "invalid"; + + return speed_strings[speed]; +} + +static char *get_type_string(u32 type) +{ + char *type_strings[] = {"UNCONNECTED", "PEX0", "PEX1", "PEX2", "PEX3", + "SATA0", "SATA1", "SATA2", "SATA3", "SGMII0", + "SGMII1", "SGMII2", "SGMII3", "QSGMII", + "USB3_HOST0", "USB3_HOST1", "USB3_DEVICE", + "XAUI0", "XAUI1", "XAUI2", "XAUI3", + "RXAUI0", "RXAUI1", "KR"}; + + if (type < 0 || type > PHY_TYPE_MAX) + return "invalid"; + + return type_strings[type]; +} + +void reg_set(void __iomem *addr, u32 data, u32 mask) +{ + debug("Write to address = %#010lx, data = %#010x (mask = %#010x) - ", + (unsigned long)addr, data, mask); + debug("old value = %#010x ==> ", readl(addr)); + reg_set_silent(addr, data, mask); + debug("new value %#010x\n", readl(addr)); +} + +void reg_set_silent(void __iomem *addr, u32 data, u32 mask) +{ + u32 reg_data; + + reg_data = readl(addr); + reg_data &= ~mask; + reg_data |= data; + writel(reg_data, addr); +} + +void reg_set16(void __iomem *addr, u16 data, u16 mask) +{ + debug("Write to address = %#010lx, data = %#06x (mask = %#06x) - ", + (unsigned long)addr, data, mask); + debug("old value = %#06x ==> ", readw(addr)); + reg_set_silent16(addr, data, mask); + debug("new value %#06x\n", readw(addr)); +} + +void reg_set_silent16(void __iomem *addr, u16 data, u16 mask) +{ + u16 reg_data; + + reg_data = readw(addr); + reg_data &= ~mask; + reg_data |= data; + writew(reg_data, addr); +} + +void comphy_print(struct chip_serdes_phy_config *chip_cfg, + struct comphy_map *comphy_map_data) +{ + u32 lane; + + for (lane = 0; lane < chip_cfg->comphy_lanes_count; + lane++, comphy_map_data++) { + if (comphy_map_data->type == PHY_TYPE_UNCONNECTED) + continue; + + if (comphy_map_data->speed == PHY_SPEED_INVALID) { + printf("Comphy-%d: %-13s\n", lane, + get_type_string(comphy_map_data->type)); + } else { + printf("Comphy-%d: %-13s %-10s\n", lane, + get_type_string(comphy_map_data->type), + get_speed_string(comphy_map_data->speed)); + } + } +} + +static int comphy_probe(struct udevice *dev) +{ + const void *blob = gd->fdt_blob; + int node = dev->of_offset; + struct chip_serdes_phy_config *chip_cfg = dev_get_priv(dev); + struct comphy_map comphy_map_data[MAX_LANE_OPTIONS]; + int subnode; + int lane; + + /* Save base addresses for later use */ + chip_cfg->comphy_base_addr = (void *)dev_get_addr_index(dev, 0); + if (IS_ERR(chip_cfg->comphy_base_addr)) + return PTR_ERR(chip_cfg->comphy_base_addr); + + chip_cfg->hpipe3_base_addr = (void *)dev_get_addr_index(dev, 1); + if (IS_ERR(chip_cfg->hpipe3_base_addr)) + return PTR_ERR(chip_cfg->hpipe3_base_addr); + + chip_cfg->comphy_lanes_count = fdtdec_get_int(blob, node, + "max-lanes", 0); + if (chip_cfg->comphy_lanes_count <= 0) { + dev_err(&dev->dev, "comphy max lanes is wrong\n"); + return -EINVAL; + } + + chip_cfg->comphy_mux_bitcount = fdtdec_get_int(blob, node, + "mux-bitcount", 0); + if (chip_cfg->comphy_mux_bitcount <= 0) { + dev_err(&dev->dev, "comphy mux bit count is wrong\n"); + return -EINVAL; + } + + if (of_device_is_compatible(dev, "marvell,comphy-armada-3700")) + chip_cfg->ptr_comphy_chip_init = comphy_a3700_init; + + if (of_device_is_compatible(dev, "marvell,comphy-cp110")) + chip_cfg->ptr_comphy_chip_init = comphy_cp110_init; + + /* + * Bail out if no chip_init function is defined, e.g. no + * compatible node is found + */ + if (!chip_cfg->ptr_comphy_chip_init) { + dev_err(&dev->dev, "comphy: No compatible DT node found\n"); + return -ENODEV; + } + + lane = 0; + fdt_for_each_subnode(blob, subnode, node) { + /* Skip disabled ports */ + if (!fdtdec_get_is_enabled(blob, subnode)) + continue; + + comphy_map_data[lane].speed = fdtdec_get_int( + blob, subnode, "phy-speed", PHY_TYPE_INVALID); + comphy_map_data[lane].type = fdtdec_get_int( + blob, subnode, "phy-type", PHY_SPEED_INVALID); + comphy_map_data[lane].invert = fdtdec_get_int( + blob, subnode, "phy-invert", PHY_POLARITY_NO_INVERT); + comphy_map_data[lane].clk_src = fdtdec_get_bool(blob, subnode, + "clk-src"); + if (comphy_map_data[lane].type == PHY_TYPE_INVALID) { + printf("no phy type for lane %d, setting lane as unconnected\n", + lane + 1); + } + + lane++; + } + + /* Save comphy index for MultiCP devices (A8K) */ + chip_cfg->comphy_index = dev->seq; + /* PHY power UP sequence */ + chip_cfg->ptr_comphy_chip_init(chip_cfg, comphy_map_data); + /* PHY print SerDes status */ + comphy_print(chip_cfg, comphy_map_data); + + /* Initialize dedicated PHYs (not muxed SerDes lanes) */ + comphy_dedicated_phys_init(); + + return 0; +} + +static const struct udevice_id comphy_ids[] = { + { .compatible = "marvell,mvebu-comphy" }, + { } +}; + +U_BOOT_DRIVER(mvebu_comphy) = { + .name = "mvebu_comphy", + .id = UCLASS_MISC, + .of_match = comphy_ids, + .probe = comphy_probe, + .priv_auto_alloc_size = sizeof(struct chip_serdes_phy_config), +}; diff --git a/drivers/phy/marvell/comphy_cp110.c b/drivers/phy/marvell/comphy_cp110.c new file mode 100644 index 00000000000..25c067d23fa --- /dev/null +++ b/drivers/phy/marvell/comphy_cp110.c @@ -0,0 +1,1726 @@ +/* + * Copyright (C) 2015-2016 Marvell International Ltd. + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <fdtdec.h> +#include <asm/io.h> +#include <asm/arch/cpu.h> +#include <asm/arch/soc.h> + +#include "comphy.h" +#include "comphy_hpipe.h" +#include "sata.h" +#include "utmi_phy.h" + +DECLARE_GLOBAL_DATA_PTR; + +#define SD_ADDR(base, lane) (base + 0x1000 * lane) +#define HPIPE_ADDR(base, lane) (SD_ADDR(base, lane) + 0x800) +#define COMPHY_ADDR(base, lane) (base + 0x28 * lane) + +struct utmi_phy_data { + void __iomem *utmi_base_addr; + void __iomem *usb_cfg_addr; + void __iomem *utmi_cfg_addr; + u32 utmi_phy_port; +}; + +/* + * For CP-110 we have 2 Selector registers "PHY Selectors", + * and "PIPE Selectors". + * PIPE selector include USB and PCIe options. + * PHY selector include the Ethernet and SATA options, every Ethernet + * option has different options, for example: serdes lane2 had option + * Eth_port_0 that include (SGMII0, XAUI0, RXAUI0, KR) + */ +struct comphy_mux_data cp110_comphy_phy_mux_data[] = { + {4, {{PHY_TYPE_UNCONNECTED, 0x0}, {PHY_TYPE_SGMII2, 0x1}, /* Lane 0 */ + {PHY_TYPE_XAUI2, 0x1}, {PHY_TYPE_SATA1, 0x4} } }, + {4, {{PHY_TYPE_UNCONNECTED, 0x0}, {PHY_TYPE_SGMII3, 0x1}, /* Lane 1 */ + {PHY_TYPE_XAUI3, 0x1}, {PHY_TYPE_SATA0, 0x4} } }, + {6, {{PHY_TYPE_UNCONNECTED, 0x0}, {PHY_TYPE_SGMII0, 0x1}, /* Lane 2 */ + {PHY_TYPE_XAUI0, 0x1}, {PHY_TYPE_RXAUI0, 0x1}, + {PHY_TYPE_KR, 0x1}, {PHY_TYPE_SATA0, 0x4} } }, + {8, {{PHY_TYPE_UNCONNECTED, 0x0}, {PHY_TYPE_SGMII0, 0x1}, /* Lane 3 */ + {PHY_TYPE_XAUI0, 0x1}, {PHY_TYPE_RXAUI0, 0x1}, + {PHY_TYPE_KR, 0x1}, {PHY_TYPE_XAUI1, 0x1}, + {PHY_TYPE_RXAUI1, 0x1}, {PHY_TYPE_SATA1, 0x4} } }, + {7, {{PHY_TYPE_UNCONNECTED, 0x0}, {PHY_TYPE_SGMII0, 0x2}, /* Lane 4 */ + {PHY_TYPE_XAUI0, 0x1}, {PHY_TYPE_RXAUI0, 0x1}, {PHY_TYPE_KR, 0x1}, + {PHY_TYPE_SGMII2, 0x1}, {PHY_TYPE_XAUI2, 0x1} } }, + {6, {{PHY_TYPE_UNCONNECTED, 0x0}, {PHY_TYPE_XAUI1, 0x1}, /* Lane 5 */ + {PHY_TYPE_RXAUI1, 0x1}, {PHY_TYPE_SGMII3, 0x1}, + {PHY_TYPE_XAUI3, 0x1}, {PHY_TYPE_SATA1, 0x4} } }, +}; + +struct comphy_mux_data cp110_comphy_pipe_mux_data[] = { + {2, {{PHY_TYPE_UNCONNECTED, 0x0}, {PHY_TYPE_PEX0, 0x4} } }, /* Lane 0 */ + {4, {{PHY_TYPE_UNCONNECTED, 0x0}, /* Lane 1 */ + {PHY_TYPE_USB3_HOST0, 0x1}, {PHY_TYPE_USB3_DEVICE, 0x2}, + {PHY_TYPE_PEX0, 0x4} } }, + {3, {{PHY_TYPE_UNCONNECTED, 0x0}, /* Lane 2 */ + {PHY_TYPE_USB3_HOST0, 0x1}, {PHY_TYPE_PEX0, 0x4} } }, + {3, {{PHY_TYPE_UNCONNECTED, 0x0}, /* Lane 3 */ + {PHY_TYPE_USB3_HOST1, 0x1}, {PHY_TYPE_PEX0, 0x4} } }, + {4, {{PHY_TYPE_UNCONNECTED, 0x0}, /* Lane 4 */ + {PHY_TYPE_USB3_HOST1, 0x1}, + {PHY_TYPE_USB3_DEVICE, 0x2}, {PHY_TYPE_PEX1, 0x4} } }, + {2, {{PHY_TYPE_UNCONNECTED, 0x0}, {PHY_TYPE_PEX2, 0x4} } }, /* Lane 5 */ +}; + +static u32 polling_with_timeout(void __iomem *addr, u32 val, + u32 mask, unsigned long usec_timout) +{ + u32 data; + + do { + udelay(1); + data = readl(addr) & mask; + } while (data != val && --usec_timout > 0); + + if (usec_timout == 0) + return data; + + return 0; +} + +static int comphy_pcie_power_up(u32 lane, u32 pcie_width, + bool clk_src, void __iomem *hpipe_base, + void __iomem *comphy_base) +{ + u32 mask, data, ret = 1; + void __iomem *hpipe_addr = HPIPE_ADDR(hpipe_base, lane); + void __iomem *comphy_addr = COMPHY_ADDR(comphy_base, lane); + void __iomem *addr; + u32 pcie_clk = 0; /* set input by default */ + + debug_enter(); + + /* + * ToDo: + * Add SAR (Sample-At-Reset) configuration for the PCIe clock + * direction. SAR code is currently not ported from Marvell + * U-Boot to mainline version. + * + * SerDes Lane 4/5 got the PCIe ref-clock #1, + * and SerDes Lane 0 got PCIe ref-clock #0 + */ + debug("PCIe clock = %x\n", pcie_clk); + debug("PCIe width = %d\n", pcie_width); + + /* enable PCIe by4 and by2 */ + if (lane == 0) { + if (pcie_width == 4) { + reg_set(comphy_base + COMMON_PHY_SD_CTRL1, + 0x1 << COMMON_PHY_SD_CTRL1_PCIE_X4_EN_OFFSET, + COMMON_PHY_SD_CTRL1_PCIE_X4_EN_MASK); + } else if (pcie_width == 2) { + reg_set(comphy_base + COMMON_PHY_SD_CTRL1, + 0x1 << COMMON_PHY_SD_CTRL1_PCIE_X2_EN_OFFSET, + COMMON_PHY_SD_CTRL1_PCIE_X2_EN_MASK); + } + } + + /* + * If PCIe clock is output and clock source from SerDes lane 5, + * we need to configure the clock-source MUX. + * By default, the clock source is from lane 4 + */ + if (pcie_clk && clk_src && (lane == 5)) { + reg_set((void __iomem *)DFX_DEV_GEN_CTRL12, + 0x3 << DFX_DEV_GEN_PCIE_CLK_SRC_OFFSET, + DFX_DEV_GEN_PCIE_CLK_SRC_MASK); + } + + debug("stage: RFU configurations - hard reset comphy\n"); + /* RFU configurations - hard reset comphy */ + mask = COMMON_PHY_CFG1_PWR_UP_MASK; + data = 0x1 << COMMON_PHY_CFG1_PWR_UP_OFFSET; + mask |= COMMON_PHY_CFG1_PIPE_SELECT_MASK; + data |= 0x1 << COMMON_PHY_CFG1_PIPE_SELECT_OFFSET; + mask |= COMMON_PHY_CFG1_PWR_ON_RESET_MASK; + data |= 0x0 << COMMON_PHY_CFG1_PWR_ON_RESET_OFFSET; + mask |= COMMON_PHY_CFG1_CORE_RSTN_MASK; + data |= 0x0 << COMMON_PHY_CFG1_CORE_RSTN_OFFSET; + mask |= COMMON_PHY_PHY_MODE_MASK; + data |= 0x0 << COMMON_PHY_PHY_MODE_OFFSET; + reg_set(comphy_addr + COMMON_PHY_CFG1_REG, data, mask); + + /* release from hard reset */ + mask = COMMON_PHY_CFG1_PWR_ON_RESET_MASK; + data = 0x1 << COMMON_PHY_CFG1_PWR_ON_RESET_OFFSET; + mask |= COMMON_PHY_CFG1_CORE_RSTN_MASK; + data |= 0x1 << COMMON_PHY_CFG1_CORE_RSTN_OFFSET; + reg_set(comphy_addr + COMMON_PHY_CFG1_REG, data, mask); + + /* Wait 1ms - until band gap and ref clock ready */ + mdelay(1); + /* Start comphy Configuration */ + debug("stage: Comphy configuration\n"); + /* Set PIPE soft reset */ + mask = HPIPE_RST_CLK_CTRL_PIPE_RST_MASK; + data = 0x1 << HPIPE_RST_CLK_CTRL_PIPE_RST_OFFSET; + /* Set PHY datapath width mode for V0 */ + mask |= HPIPE_RST_CLK_CTRL_FIXED_PCLK_MASK; + data |= 0x1 << HPIPE_RST_CLK_CTRL_FIXED_PCLK_OFFSET; + /* Set Data bus width USB mode for V0 */ + mask |= HPIPE_RST_CLK_CTRL_PIPE_WIDTH_MASK; + data |= 0x0 << HPIPE_RST_CLK_CTRL_PIPE_WIDTH_OFFSET; + /* Set CORE_CLK output frequency for 250Mhz */ + mask |= HPIPE_RST_CLK_CTRL_CORE_FREQ_SEL_MASK; + data |= 0x0 << HPIPE_RST_CLK_CTRL_CORE_FREQ_SEL_OFFSET; + reg_set(hpipe_addr + HPIPE_RST_CLK_CTRL_REG, data, mask); + /* Set PLL ready delay for 0x2 */ + data = 0x2 << HPIPE_CLK_SRC_LO_PLL_RDY_DL_OFFSET; + mask = HPIPE_CLK_SRC_LO_PLL_RDY_DL_MASK; + if (pcie_width != 1) { + data |= 0x1 << HPIPE_CLK_SRC_LO_BUNDLE_PERIOD_SEL_OFFSET; + mask |= HPIPE_CLK_SRC_LO_BUNDLE_PERIOD_SEL_MASK; + data |= 0x1 << HPIPE_CLK_SRC_LO_BUNDLE_PERIOD_SCALE_OFFSET; + mask |= HPIPE_CLK_SRC_LO_BUNDLE_PERIOD_SCALE_MASK; + } + reg_set(hpipe_addr + HPIPE_CLK_SRC_LO_REG, data, mask); + + /* Set PIPE mode interface to PCIe3 - 0x1 & set lane order */ + data = 0x1 << HPIPE_CLK_SRC_HI_MODE_PIPE_OFFSET; + mask = HPIPE_CLK_SRC_HI_MODE_PIPE_MASK; + if (pcie_width != 1) { + mask |= HPIPE_CLK_SRC_HI_LANE_STRT_MASK; + mask |= HPIPE_CLK_SRC_HI_LANE_MASTER_MASK; + mask |= HPIPE_CLK_SRC_HI_LANE_BREAK_MASK; + if (lane == 0) { + data |= 0x1 << HPIPE_CLK_SRC_HI_LANE_STRT_OFFSET; + data |= 0x1 << HPIPE_CLK_SRC_HI_LANE_MASTER_OFFSET; + } else if (lane == (pcie_width - 1)) { + data |= 0x1 << HPIPE_CLK_SRC_HI_LANE_BREAK_OFFSET; + } + } + reg_set(hpipe_addr + HPIPE_CLK_SRC_HI_REG, data, mask); + /* Config update polarity equalization */ + reg_set(hpipe_addr + HPIPE_LANE_EQ_CFG1_REG, + 0x1 << HPIPE_CFG_UPDATE_POLARITY_OFFSET, + HPIPE_CFG_UPDATE_POLARITY_MASK); + /* Set PIPE version 4 to mode enable */ + reg_set(hpipe_addr + HPIPE_DFE_CTRL_28_REG, + 0x1 << HPIPE_DFE_CTRL_28_PIPE4_OFFSET, + HPIPE_DFE_CTRL_28_PIPE4_MASK); + /* TODO: check if pcie clock is output/input - for bringup use input*/ + /* Enable PIN clock 100M_125M */ + mask = 0; + data = 0; + /* Only if clock is output, configure the clock-source mux */ + if (pcie_clk) { + mask |= HPIPE_MISC_CLK100M_125M_MASK; + data |= 0x1 << HPIPE_MISC_CLK100M_125M_OFFSET; + } + /* + * Set PIN_TXDCLK_2X Clock Frequency Selection for outputs 500MHz + * clock + */ + mask |= HPIPE_MISC_TXDCLK_2X_MASK; + data |= 0x0 << HPIPE_MISC_TXDCLK_2X_OFFSET; + /* Enable 500MHz Clock */ + mask |= HPIPE_MISC_CLK500_EN_MASK; + data |= 0x1 << HPIPE_MISC_CLK500_EN_OFFSET; + if (pcie_clk) { /* output */ + /* Set reference clock comes from group 1 */ + mask |= HPIPE_MISC_REFCLK_SEL_MASK; + data |= 0x0 << HPIPE_MISC_REFCLK_SEL_OFFSET; + } else { + /* Set reference clock comes from group 2 */ + mask |= HPIPE_MISC_REFCLK_SEL_MASK; + data |= 0x1 << HPIPE_MISC_REFCLK_SEL_OFFSET; + } + reg_set(hpipe_addr + HPIPE_MISC_REG, data, mask); + if (pcie_clk) { /* output */ + /* Set reference frequcency select - 0x2 for 25MHz*/ + mask = HPIPE_PWR_PLL_REF_FREQ_MASK; + data = 0x2 << HPIPE_PWR_PLL_REF_FREQ_OFFSET; + } else { + /* Set reference frequcency select - 0x0 for 100MHz*/ + mask = HPIPE_PWR_PLL_REF_FREQ_MASK; + data = 0x0 << HPIPE_PWR_PLL_REF_FREQ_OFFSET; + } + /* Set PHY mode to PCIe */ + mask |= HPIPE_PWR_PLL_PHY_MODE_MASK; + data |= 0x3 << HPIPE_PWR_PLL_PHY_MODE_OFFSET; + reg_set(hpipe_addr + HPIPE_PWR_PLL_REG, data, mask); + + /* ref clock alignment */ + if (pcie_width != 1) { + mask = HPIPE_LANE_ALIGN_OFF_MASK; + data = 0x0 << HPIPE_LANE_ALIGN_OFF_OFFSET; + reg_set(hpipe_addr + HPIPE_LANE_ALIGN_REG, data, mask); + } + + /* + * Set the amount of time spent in the LoZ state - set for 0x7 only if + * the PCIe clock is output + */ + if (pcie_clk) { + reg_set(hpipe_addr + HPIPE_GLOBAL_PM_CTRL, + 0x7 << HPIPE_GLOBAL_PM_RXDLOZ_WAIT_OFFSET, + HPIPE_GLOBAL_PM_RXDLOZ_WAIT_MASK); + } + + /* Set Maximal PHY Generation Setting(8Gbps) */ + mask = HPIPE_INTERFACE_GEN_MAX_MASK; + data = 0x2 << HPIPE_INTERFACE_GEN_MAX_OFFSET; + /* Set Link Train Mode (Tx training control pins are used) */ + mask |= HPIPE_INTERFACE_LINK_TRAIN_MASK; + data |= 0x1 << HPIPE_INTERFACE_LINK_TRAIN_OFFSET; + reg_set(hpipe_addr + HPIPE_INTERFACE_REG, data, mask); + + /* Set Idle_sync enable */ + mask = HPIPE_PCIE_IDLE_SYNC_MASK; + data = 0x1 << HPIPE_PCIE_IDLE_SYNC_OFFSET; + /* Select bits for PCIE Gen3(32bit) */ + mask |= HPIPE_PCIE_SEL_BITS_MASK; + data |= 0x2 << HPIPE_PCIE_SEL_BITS_OFFSET; + reg_set(hpipe_addr + HPIPE_PCIE_REG0, data, mask); + + /* Enable Tx_adapt_g1 */ + mask = HPIPE_TX_TRAIN_CTRL_G1_MASK; + data = 0x1 << HPIPE_TX_TRAIN_CTRL_G1_OFFSET; + /* Enable Tx_adapt_gn1 */ + mask |= HPIPE_TX_TRAIN_CTRL_GN1_MASK; + data |= 0x1 << HPIPE_TX_TRAIN_CTRL_GN1_OFFSET; + /* Disable Tx_adapt_g0 */ + mask |= HPIPE_TX_TRAIN_CTRL_G0_MASK; + data |= 0x0 << HPIPE_TX_TRAIN_CTRL_G0_OFFSET; + reg_set(hpipe_addr + HPIPE_TX_TRAIN_CTRL_REG, data, mask); + + /* Set reg_tx_train_chk_init */ + mask = HPIPE_TX_TRAIN_CHK_INIT_MASK; + data = 0x0 << HPIPE_TX_TRAIN_CHK_INIT_OFFSET; + /* Enable TX_COE_FM_PIN_PCIE3_EN */ + mask |= HPIPE_TX_TRAIN_COE_FM_PIN_PCIE3_MASK; + data |= 0x1 << HPIPE_TX_TRAIN_COE_FM_PIN_PCIE3_OFFSET; + reg_set(hpipe_addr + HPIPE_TX_TRAIN_REG, data, mask); + + debug("stage: TRx training parameters\n"); + /* Set Preset sweep configurations */ + mask = HPIPE_TX_TX_STATUS_CHECK_MODE_MASK; + data = 0x1 << HPIPE_TX_STATUS_CHECK_MODE_OFFSET; + + mask |= HPIPE_TX_NUM_OF_PRESET_MASK; + data |= 0x7 << HPIPE_TX_NUM_OF_PRESET_OFFSET; + + mask |= HPIPE_TX_SWEEP_PRESET_EN_MASK; + data |= 0x1 << HPIPE_TX_SWEEP_PRESET_EN_OFFSET; + reg_set(hpipe_addr + HPIPE_TX_TRAIN_CTRL_11_REG, data, mask); + + /* Tx train start configuration */ + mask = HPIPE_TX_TRAIN_START_SQ_EN_MASK; + data = 0x1 << HPIPE_TX_TRAIN_START_SQ_EN_OFFSET; + + mask |= HPIPE_TX_TRAIN_START_FRM_DET_EN_MASK; + data |= 0x0 << HPIPE_TX_TRAIN_START_FRM_DET_EN_OFFSET; + + mask |= HPIPE_TX_TRAIN_START_FRM_LOCK_EN_MASK; + data |= 0x0 << HPIPE_TX_TRAIN_START_FRM_LOCK_EN_OFFSET; + + mask |= HPIPE_TX_TRAIN_WAIT_TIME_EN_MASK; + data |= 0x1 << HPIPE_TX_TRAIN_WAIT_TIME_EN_OFFSET; + reg_set(hpipe_addr + HPIPE_TX_TRAIN_CTRL_5_REG, data, mask); + + /* Enable Tx train P2P */ + mask = HPIPE_TX_TRAIN_P2P_HOLD_MASK; + data = 0x1 << HPIPE_TX_TRAIN_P2P_HOLD_OFFSET; + reg_set(hpipe_addr + HPIPE_TX_TRAIN_CTRL_0_REG, data, mask); + + /* Configure Tx train timeout */ + mask = HPIPE_TRX_TRAIN_TIMER_MASK; + data = 0x17 << HPIPE_TRX_TRAIN_TIMER_OFFSET; + reg_set(hpipe_addr + HPIPE_TX_TRAIN_CTRL_4_REG, data, mask); + + /* Disable G0/G1/GN1 adaptation */ + mask = HPIPE_TX_TRAIN_CTRL_G1_MASK | HPIPE_TX_TRAIN_CTRL_GN1_MASK + | HPIPE_TX_TRAIN_CTRL_G0_OFFSET; + data = 0; + reg_set(hpipe_addr + HPIPE_TX_TRAIN_CTRL_REG, data, mask); + + /* Disable DTL frequency loop */ + mask = HPIPE_PWR_CTR_DTL_FLOOP_EN_MASK; + data = 0x0 << HPIPE_PWR_CTR_DTL_FLOOP_EN_OFFSET; + reg_set(hpipe_addr + HPIPE_PWR_CTR_DTL_REG, data, mask); + + /* Configure G3 DFE */ + mask = HPIPE_G3_DFE_RES_MASK; + data = 0x3 << HPIPE_G3_DFE_RES_OFFSET; + reg_set(hpipe_addr + HPIPE_G3_SETTING_4_REG, data, mask); + + /* Force DFE resolution (use GEN table value) */ + mask = HPIPE_DFE_RES_FORCE_MASK; + data = 0x1 << HPIPE_DFE_RES_FORCE_OFFSET; + reg_set(hpipe_addr + HPIPE_DFE_REG0, data, mask); + + /* Configure initial and final coefficient value for receiver */ + mask = HPIPE_G3_RX_SELMUPI_MASK; + data = 0x1 << HPIPE_G3_RX_SELMUPI_OFFSET; + + mask |= HPIPE_G3_RX_SELMUPF_MASK; + data |= 0x1 << HPIPE_G3_RX_SELMUPF_OFFSET; + + mask |= HPIPE_G3_SETTING_BIT_MASK; + data |= 0x0 << HPIPE_G3_SETTING_BIT_OFFSET; + reg_set(hpipe_addr + HPIPE_G3_SETTINGS_1_REG, data, mask); + + /* Trigger sampler enable pulse */ + mask = HPIPE_SMAPLER_MASK; + data = 0x1 << HPIPE_SMAPLER_OFFSET; + reg_set(hpipe_addr + HPIPE_SAMPLER_N_PROC_CALIB_CTRL_REG, data, mask); + udelay(5); + reg_set(hpipe_addr + HPIPE_SAMPLER_N_PROC_CALIB_CTRL_REG, 0, mask); + + /* FFE resistor tuning for different bandwidth */ + mask = HPIPE_G3_FFE_DEG_RES_LEVEL_MASK; + data = 0x1 << HPIPE_G3_FFE_DEG_RES_LEVEL_OFFSET; + + mask |= HPIPE_G3_FFE_LOAD_RES_LEVEL_MASK; + data |= 0x1 << HPIPE_G3_FFE_LOAD_RES_LEVEL_OFFSET; + reg_set(hpipe_addr + HPIPE_G3_SETTING_3_REG, data, mask); + + /* Set phy in root complex mode */ + mask = HPIPE_CFG_PHY_RC_EP_MASK; + data = 0x1 << HPIPE_CFG_PHY_RC_EP_OFFSET; + reg_set(hpipe_addr + HPIPE_LANE_EQU_CONFIG_0_REG, data, mask); + + debug("stage: Comphy power up\n"); + + /* + * For PCIe by4 or by2 - release from reset only after finish to + * configure all lanes + */ + if ((pcie_width == 1) || (lane == (pcie_width - 1))) { + u32 i, start_lane, end_lane; + + if (pcie_width != 1) { + /* allows writing to all lanes in one write */ + reg_set(comphy_base + COMMON_PHY_SD_CTRL1, + 0x0 << + COMMON_PHY_SD_CTRL1_COMPHY_0_4_PORT_OFFSET, + COMMON_PHY_SD_CTRL1_COMPHY_0_4_PORT_MASK); + start_lane = 0; + end_lane = pcie_width; + + /* + * Release from PIPE soft reset + * for PCIe by4 or by2 - release from soft reset + * all lanes - can't use read modify write + */ + reg_set(HPIPE_ADDR(hpipe_base, 0) + + HPIPE_RST_CLK_CTRL_REG, 0x24, 0xffffffff); + } else { + start_lane = lane; + end_lane = lane + 1; + + /* + * Release from PIPE soft reset + * for PCIe by4 or by2 - release from soft reset + * all lanes + */ + reg_set(hpipe_addr + HPIPE_RST_CLK_CTRL_REG, + 0x0 << HPIPE_RST_CLK_CTRL_PIPE_RST_OFFSET, + HPIPE_RST_CLK_CTRL_PIPE_RST_MASK); + } + + + if (pcie_width != 1) { + /* disable writing to all lanes with one write */ + reg_set(comphy_base + COMMON_PHY_SD_CTRL1, + 0x3210 << + COMMON_PHY_SD_CTRL1_COMPHY_0_4_PORT_OFFSET, + COMMON_PHY_SD_CTRL1_COMPHY_0_4_PORT_MASK); + } + + debug("stage: Check PLL\n"); + /* Read lane status */ + for (i = start_lane; i < end_lane; i++) { + addr = HPIPE_ADDR(hpipe_base, i) + + HPIPE_LANE_STATUS1_REG; + data = HPIPE_LANE_STATUS1_PCLK_EN_MASK; + mask = data; + data = polling_with_timeout(addr, data, mask, 15000); + if (data != 0) { + debug("Read from reg = %p - value = 0x%x\n", + hpipe_addr + HPIPE_LANE_STATUS1_REG, + data); + error("HPIPE_LANE_STATUS1_PCLK_EN_MASK is 0\n"); + ret = 0; + } + } + } + + debug_exit(); + return ret; +} + +static int comphy_usb3_power_up(u32 lane, void __iomem *hpipe_base, + void __iomem *comphy_base) +{ + u32 mask, data, ret = 1; + void __iomem *hpipe_addr = HPIPE_ADDR(hpipe_base, lane); + void __iomem *comphy_addr = COMPHY_ADDR(comphy_base, lane); + void __iomem *addr; + + debug_enter(); + debug("stage: RFU configurations - hard reset comphy\n"); + /* RFU configurations - hard reset comphy */ + mask = COMMON_PHY_CFG1_PWR_UP_MASK; + data = 0x1 << COMMON_PHY_CFG1_PWR_UP_OFFSET; + mask |= COMMON_PHY_CFG1_PIPE_SELECT_MASK; + data |= 0x1 << COMMON_PHY_CFG1_PIPE_SELECT_OFFSET; + mask |= COMMON_PHY_CFG1_PWR_ON_RESET_MASK; + data |= 0x0 << COMMON_PHY_CFG1_PWR_ON_RESET_OFFSET; + mask |= COMMON_PHY_CFG1_CORE_RSTN_MASK; + data |= 0x0 << COMMON_PHY_CFG1_CORE_RSTN_OFFSET; + mask |= COMMON_PHY_PHY_MODE_MASK; + data |= 0x1 << COMMON_PHY_PHY_MODE_OFFSET; + reg_set(comphy_addr + COMMON_PHY_CFG1_REG, data, mask); + + /* release from hard reset */ + mask = COMMON_PHY_CFG1_PWR_ON_RESET_MASK; + data = 0x1 << COMMON_PHY_CFG1_PWR_ON_RESET_OFFSET; + mask |= COMMON_PHY_CFG1_CORE_RSTN_MASK; + data |= 0x1 << COMMON_PHY_CFG1_CORE_RSTN_OFFSET; + reg_set(comphy_addr + COMMON_PHY_CFG1_REG, data, mask); + + /* Wait 1ms - until band gap and ref clock ready */ + mdelay(1); + + /* Start comphy Configuration */ + debug("stage: Comphy configuration\n"); + /* Set PIPE soft reset */ + mask = HPIPE_RST_CLK_CTRL_PIPE_RST_MASK; + data = 0x1 << HPIPE_RST_CLK_CTRL_PIPE_RST_OFFSET; + /* Set PHY datapath width mode for V0 */ + mask |= HPIPE_RST_CLK_CTRL_FIXED_PCLK_MASK; + data |= 0x0 << HPIPE_RST_CLK_CTRL_FIXED_PCLK_OFFSET; + /* Set Data bus width USB mode for V0 */ + mask |= HPIPE_RST_CLK_CTRL_PIPE_WIDTH_MASK; + data |= 0x0 << HPIPE_RST_CLK_CTRL_PIPE_WIDTH_OFFSET; + /* Set CORE_CLK output frequency for 250Mhz */ + mask |= HPIPE_RST_CLK_CTRL_CORE_FREQ_SEL_MASK; + data |= 0x0 << HPIPE_RST_CLK_CTRL_CORE_FREQ_SEL_OFFSET; + reg_set(hpipe_addr + HPIPE_RST_CLK_CTRL_REG, data, mask); + /* Set PLL ready delay for 0x2 */ + reg_set(hpipe_addr + HPIPE_CLK_SRC_LO_REG, + 0x2 << HPIPE_CLK_SRC_LO_PLL_RDY_DL_OFFSET, + HPIPE_CLK_SRC_LO_PLL_RDY_DL_MASK); + /* Set reference clock to come from group 1 - 25Mhz */ + reg_set(hpipe_addr + HPIPE_MISC_REG, + 0x0 << HPIPE_MISC_REFCLK_SEL_OFFSET, + HPIPE_MISC_REFCLK_SEL_MASK); + /* Set reference frequcency select - 0x2 */ + mask = HPIPE_PWR_PLL_REF_FREQ_MASK; + data = 0x2 << HPIPE_PWR_PLL_REF_FREQ_OFFSET; + /* Set PHY mode to USB - 0x5 */ + mask |= HPIPE_PWR_PLL_PHY_MODE_MASK; + data |= 0x5 << HPIPE_PWR_PLL_PHY_MODE_OFFSET; + reg_set(hpipe_addr + HPIPE_PWR_PLL_REG, data, mask); + /* Set the amount of time spent in the LoZ state - set for 0x7 */ + reg_set(hpipe_addr + HPIPE_GLOBAL_PM_CTRL, + 0x7 << HPIPE_GLOBAL_PM_RXDLOZ_WAIT_OFFSET, + HPIPE_GLOBAL_PM_RXDLOZ_WAIT_MASK); + /* Set max PHY generation setting - 5Gbps */ + reg_set(hpipe_addr + HPIPE_INTERFACE_REG, + 0x1 << HPIPE_INTERFACE_GEN_MAX_OFFSET, + HPIPE_INTERFACE_GEN_MAX_MASK); + /* Set select data width 20Bit (SEL_BITS[2:0]) */ + reg_set(hpipe_addr + HPIPE_LOOPBACK_REG, + 0x1 << HPIPE_LOOPBACK_SEL_OFFSET, + HPIPE_LOOPBACK_SEL_MASK); + /* select de-emphasize 3.5db */ + reg_set(hpipe_addr + HPIPE_LANE_CONFIG0_REG, + 0x1 << HPIPE_LANE_CONFIG0_TXDEEMPH0_OFFSET, + HPIPE_LANE_CONFIG0_TXDEEMPH0_MASK); + /* override tx margining from the MAC */ + reg_set(hpipe_addr + HPIPE_TST_MODE_CTRL_REG, + 0x1 << HPIPE_TST_MODE_CTRL_MODE_MARGIN_OFFSET, + HPIPE_TST_MODE_CTRL_MODE_MARGIN_MASK); + + /* Start analog paramters from ETP(HW) */ + debug("stage: Analog paramters from ETP(HW)\n"); + /* Set Pin DFE_PAT_DIS -> Bit[1]: PIN_DFE_PAT_DIS = 0x0 */ + mask = HPIPE_LANE_CFG4_DFE_CTRL_MASK; + data = 0x1 << HPIPE_LANE_CFG4_DFE_CTRL_OFFSET; + /* Set Override PHY DFE control pins for 0x1 */ + mask |= HPIPE_LANE_CFG4_DFE_OVER_MASK; + data |= 0x1 << HPIPE_LANE_CFG4_DFE_OVER_OFFSET; + /* Set Spread Spectrum Clock Enable fot 0x1 */ + mask |= HPIPE_LANE_CFG4_SSC_CTRL_MASK; + data |= 0x1 << HPIPE_LANE_CFG4_SSC_CTRL_OFFSET; + reg_set(hpipe_addr + HPIPE_LANE_CFG4_REG, data, mask); + /* End of analog parameters */ + + debug("stage: Comphy power up\n"); + /* Release from PIPE soft reset */ + reg_set(hpipe_addr + HPIPE_RST_CLK_CTRL_REG, + 0x0 << HPIPE_RST_CLK_CTRL_PIPE_RST_OFFSET, + HPIPE_RST_CLK_CTRL_PIPE_RST_MASK); + + /* wait 15ms - for comphy calibration done */ + debug("stage: Check PLL\n"); + /* Read lane status */ + addr = hpipe_addr + HPIPE_LANE_STATUS1_REG; + data = HPIPE_LANE_STATUS1_PCLK_EN_MASK; + mask = data; + data = polling_with_timeout(addr, data, mask, 15000); + if (data != 0) { + debug("Read from reg = %p - value = 0x%x\n", + hpipe_addr + HPIPE_LANE_STATUS1_REG, data); + error("HPIPE_LANE_STATUS1_PCLK_EN_MASK is 0\n"); + ret = 0; + } + + debug_exit(); + return ret; +} + +static int comphy_sata_power_up(u32 lane, void __iomem *hpipe_base, + void __iomem *comphy_base, int comphy_index) +{ + u32 mask, data, i, ret = 1; + void __iomem *hpipe_addr = HPIPE_ADDR(hpipe_base, lane); + void __iomem *sd_ip_addr = SD_ADDR(hpipe_base, lane); + void __iomem *comphy_addr = COMPHY_ADDR(comphy_base, lane); + void __iomem *addr; + void __iomem *sata_base = NULL; + int sata_node = -1; /* Set to -1 in order to read the first sata node */ + + debug_enter(); + + /* + * Assumption - each CP has only one SATA controller + * Calling fdt_node_offset_by_compatible first time (with sata_node = -1 + * will return the first node always. + * In order to parse each CPs SATA node, fdt_node_offset_by_compatible + * must be called again (according to the CP id) + */ + for (i = 0; i < (comphy_index + 1); i++) + sata_node = fdt_node_offset_by_compatible( + gd->fdt_blob, sata_node, "marvell,armada-8k-ahci"); + + if (sata_node == 0) { + error("SATA node not found in FDT\n"); + return 0; + } + + sata_base = (void __iomem *)fdtdec_get_addr_size_auto_noparent( + gd->fdt_blob, sata_node, "reg", 0, NULL, true); + if (sata_base == NULL) { + error("SATA address not found in FDT\n"); + return 0; + } + + debug("SATA address found in FDT %p\n", sata_base); + + debug("stage: MAC configuration - power down comphy\n"); + /* + * MAC configuration powe down comphy use indirect address for + * vendor spesific SATA control register + */ + reg_set(sata_base + SATA3_VENDOR_ADDRESS, + SATA_CONTROL_REG << SATA3_VENDOR_ADDR_OFSSET, + SATA3_VENDOR_ADDR_MASK); + /* SATA 0 power down */ + mask = SATA3_CTRL_SATA0_PD_MASK; + data = 0x1 << SATA3_CTRL_SATA0_PD_OFFSET; + /* SATA 1 power down */ + mask |= SATA3_CTRL_SATA1_PD_MASK; + data |= 0x1 << SATA3_CTRL_SATA1_PD_OFFSET; + /* SATA SSU disable */ + mask |= SATA3_CTRL_SATA1_ENABLE_MASK; + data |= 0x0 << SATA3_CTRL_SATA1_ENABLE_OFFSET; + /* SATA port 1 disable */ + mask |= SATA3_CTRL_SATA_SSU_MASK; + data |= 0x0 << SATA3_CTRL_SATA_SSU_OFFSET; + reg_set(sata_base + SATA3_VENDOR_DATA, data, mask); + + debug("stage: RFU configurations - hard reset comphy\n"); + /* RFU configurations - hard reset comphy */ + mask = COMMON_PHY_CFG1_PWR_UP_MASK; + data = 0x1 << COMMON_PHY_CFG1_PWR_UP_OFFSET; + mask |= COMMON_PHY_CFG1_PIPE_SELECT_MASK; + data |= 0x0 << COMMON_PHY_CFG1_PIPE_SELECT_OFFSET; + mask |= COMMON_PHY_CFG1_PWR_ON_RESET_MASK; + data |= 0x0 << COMMON_PHY_CFG1_PWR_ON_RESET_OFFSET; + mask |= COMMON_PHY_CFG1_CORE_RSTN_MASK; + data |= 0x0 << COMMON_PHY_CFG1_CORE_RSTN_OFFSET; + reg_set(comphy_addr + COMMON_PHY_CFG1_REG, data, mask); + + /* Set select data width 40Bit - SATA mode only */ + reg_set(comphy_addr + COMMON_PHY_CFG6_REG, + 0x1 << COMMON_PHY_CFG6_IF_40_SEL_OFFSET, + COMMON_PHY_CFG6_IF_40_SEL_MASK); + + /* release from hard reset in SD external */ + mask = SD_EXTERNAL_CONFIG1_RESET_IN_MASK; + data = 0x1 << SD_EXTERNAL_CONFIG1_RESET_IN_OFFSET; + mask |= SD_EXTERNAL_CONFIG1_RESET_CORE_MASK; + data |= 0x1 << SD_EXTERNAL_CONFIG1_RESET_CORE_OFFSET; + reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG1_REG, data, mask); + + /* Wait 1ms - until band gap and ref clock ready */ + mdelay(1); + + debug("stage: Comphy configuration\n"); + /* Start comphy Configuration */ + /* Set reference clock to comes from group 1 - choose 25Mhz */ + reg_set(hpipe_addr + HPIPE_MISC_REG, + 0x0 << HPIPE_MISC_REFCLK_SEL_OFFSET, + HPIPE_MISC_REFCLK_SEL_MASK); + /* Reference frequency select set 1 (for SATA = 25Mhz) */ + mask = HPIPE_PWR_PLL_REF_FREQ_MASK; + data = 0x1 << HPIPE_PWR_PLL_REF_FREQ_OFFSET; + /* PHY mode select (set SATA = 0x0 */ + mask |= HPIPE_PWR_PLL_PHY_MODE_MASK; + data |= 0x0 << HPIPE_PWR_PLL_PHY_MODE_OFFSET; + reg_set(hpipe_addr + HPIPE_PWR_PLL_REG, data, mask); + /* Set max PHY generation setting - 6Gbps */ + reg_set(hpipe_addr + HPIPE_INTERFACE_REG, + 0x2 << HPIPE_INTERFACE_GEN_MAX_OFFSET, + HPIPE_INTERFACE_GEN_MAX_MASK); + /* Set select data width 40Bit (SEL_BITS[2:0]) */ + reg_set(hpipe_addr + HPIPE_LOOPBACK_REG, + 0x2 << HPIPE_LOOPBACK_SEL_OFFSET, HPIPE_LOOPBACK_SEL_MASK); + + debug("stage: Analog paramters from ETP(HW)\n"); + /* + * TODO: Set analog paramters from ETP(HW) - for now use the + * default datas + */ + + /* DFE reset sequence */ + reg_set(hpipe_addr + HPIPE_PWR_CTR_REG, + 0x1 << HPIPE_PWR_CTR_RST_DFE_OFFSET, + HPIPE_PWR_CTR_RST_DFE_MASK); + reg_set(hpipe_addr + HPIPE_PWR_CTR_REG, + 0x0 << HPIPE_PWR_CTR_RST_DFE_OFFSET, + HPIPE_PWR_CTR_RST_DFE_MASK); + /* SW reset for interupt logic */ + reg_set(hpipe_addr + HPIPE_PWR_CTR_REG, + 0x1 << HPIPE_PWR_CTR_SFT_RST_OFFSET, + HPIPE_PWR_CTR_SFT_RST_MASK); + reg_set(hpipe_addr + HPIPE_PWR_CTR_REG, + 0x0 << HPIPE_PWR_CTR_SFT_RST_OFFSET, + HPIPE_PWR_CTR_SFT_RST_MASK); + + debug("stage: Comphy power up\n"); + /* + * MAC configuration power up comphy - power up PLL/TX/RX + * use indirect address for vendor spesific SATA control register + */ + reg_set(sata_base + SATA3_VENDOR_ADDRESS, + SATA_CONTROL_REG << SATA3_VENDOR_ADDR_OFSSET, + SATA3_VENDOR_ADDR_MASK); + /* SATA 0 power up */ + mask = SATA3_CTRL_SATA0_PD_MASK; + data = 0x0 << SATA3_CTRL_SATA0_PD_OFFSET; + /* SATA 1 power up */ + mask |= SATA3_CTRL_SATA1_PD_MASK; + data |= 0x0 << SATA3_CTRL_SATA1_PD_OFFSET; + /* SATA SSU enable */ + mask |= SATA3_CTRL_SATA1_ENABLE_MASK; + data |= 0x1 << SATA3_CTRL_SATA1_ENABLE_OFFSET; + /* SATA port 1 enable */ + mask |= SATA3_CTRL_SATA_SSU_MASK; + data |= 0x1 << SATA3_CTRL_SATA_SSU_OFFSET; + reg_set(sata_base + SATA3_VENDOR_DATA, data, mask); + + /* MBUS request size and interface select register */ + reg_set(sata_base + SATA3_VENDOR_ADDRESS, + SATA_MBUS_SIZE_SELECT_REG << SATA3_VENDOR_ADDR_OFSSET, + SATA3_VENDOR_ADDR_MASK); + /* Mbus regret enable */ + reg_set(sata_base + SATA3_VENDOR_DATA, + 0x1 << SATA_MBUS_REGRET_EN_OFFSET, SATA_MBUS_REGRET_EN_MASK); + + debug("stage: Check PLL\n"); + + addr = sd_ip_addr + SD_EXTERNAL_STATUS0_REG; + data = SD_EXTERNAL_STATUS0_PLL_TX_MASK & + SD_EXTERNAL_STATUS0_PLL_RX_MASK; + mask = data; + data = polling_with_timeout(addr, data, mask, 15000); + if (data != 0) { + debug("Read from reg = %p - value = 0x%x\n", + hpipe_addr + HPIPE_LANE_STATUS1_REG, data); + error("SD_EXTERNAL_STATUS0_PLL_TX is %d, SD_EXTERNAL_STATUS0_PLL_RX is %d\n", + (data & SD_EXTERNAL_STATUS0_PLL_TX_MASK), + (data & SD_EXTERNAL_STATUS0_PLL_RX_MASK)); + ret = 0; + } + + debug_exit(); + return ret; +} + +static int comphy_sgmii_power_up(u32 lane, u32 sgmii_speed, + void __iomem *hpipe_base, + void __iomem *comphy_base) +{ + u32 mask, data, ret = 1; + void __iomem *hpipe_addr = HPIPE_ADDR(hpipe_base, lane); + void __iomem *sd_ip_addr = SD_ADDR(hpipe_base, lane); + void __iomem *comphy_addr = COMPHY_ADDR(comphy_base, lane); + void __iomem *addr; + + debug_enter(); + debug("stage: RFU configurations - hard reset comphy\n"); + /* RFU configurations - hard reset comphy */ + mask = COMMON_PHY_CFG1_PWR_UP_MASK; + data = 0x1 << COMMON_PHY_CFG1_PWR_UP_OFFSET; + mask |= COMMON_PHY_CFG1_PIPE_SELECT_MASK; + data |= 0x0 << COMMON_PHY_CFG1_PIPE_SELECT_OFFSET; + reg_set(comphy_addr + COMMON_PHY_CFG1_REG, data, mask); + + /* Select Baud Rate of Comphy And PD_PLL/Tx/Rx */ + mask = SD_EXTERNAL_CONFIG0_SD_PU_PLL_MASK; + data = 0x0 << SD_EXTERNAL_CONFIG0_SD_PU_PLL_OFFSET; + mask |= SD_EXTERNAL_CONFIG0_SD_PHY_GEN_RX_MASK; + mask |= SD_EXTERNAL_CONFIG0_SD_PHY_GEN_TX_MASK; + if (sgmii_speed == PHY_SPEED_1_25G) { + data |= 0x6 << SD_EXTERNAL_CONFIG0_SD_PHY_GEN_RX_OFFSET; + data |= 0x6 << SD_EXTERNAL_CONFIG0_SD_PHY_GEN_TX_OFFSET; + } else { + /* 3.125G */ + data |= 0x8 << SD_EXTERNAL_CONFIG0_SD_PHY_GEN_RX_OFFSET; + data |= 0x8 << SD_EXTERNAL_CONFIG0_SD_PHY_GEN_TX_OFFSET; + } + mask |= SD_EXTERNAL_CONFIG0_SD_PU_RX_MASK; + data |= 0 << SD_EXTERNAL_CONFIG0_SD_PU_RX_OFFSET; + mask |= SD_EXTERNAL_CONFIG0_SD_PU_TX_MASK; + data |= 0 << SD_EXTERNAL_CONFIG0_SD_PU_TX_OFFSET; + mask |= SD_EXTERNAL_CONFIG0_HALF_BUS_MODE_MASK; + data |= 1 << SD_EXTERNAL_CONFIG0_HALF_BUS_MODE_OFFSET; + reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG0_REG, data, mask); + + /* release from hard reset */ + mask = SD_EXTERNAL_CONFIG1_RESET_IN_MASK; + data = 0x0 << SD_EXTERNAL_CONFIG1_RESET_IN_OFFSET; + mask |= SD_EXTERNAL_CONFIG1_RESET_CORE_MASK; + data |= 0x0 << SD_EXTERNAL_CONFIG1_RESET_CORE_OFFSET; + mask |= SD_EXTERNAL_CONFIG1_RF_RESET_IN_MASK; + data |= 0x0 << SD_EXTERNAL_CONFIG1_RF_RESET_IN_OFFSET; + reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG1_REG, data, mask); + + /* release from hard reset */ + mask = SD_EXTERNAL_CONFIG1_RESET_IN_MASK; + data = 0x1 << SD_EXTERNAL_CONFIG1_RESET_IN_OFFSET; + mask |= SD_EXTERNAL_CONFIG1_RESET_CORE_MASK; + data |= 0x1 << SD_EXTERNAL_CONFIG1_RESET_CORE_OFFSET; + reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG1_REG, data, mask); + + + /* Wait 1ms - until band gap and ref clock ready */ + mdelay(1); + + /* Start comphy Configuration */ + debug("stage: Comphy configuration\n"); + /* set reference clock */ + mask = HPIPE_MISC_REFCLK_SEL_MASK; + data = 0x0 << HPIPE_MISC_REFCLK_SEL_OFFSET; + reg_set(hpipe_addr + HPIPE_MISC_REG, data, mask); + /* Power and PLL Control */ + mask = HPIPE_PWR_PLL_REF_FREQ_MASK; + data = 0x1 << HPIPE_PWR_PLL_REF_FREQ_OFFSET; + mask |= HPIPE_PWR_PLL_PHY_MODE_MASK; + data |= 0x4 << HPIPE_PWR_PLL_PHY_MODE_OFFSET; + reg_set(hpipe_addr + HPIPE_PWR_PLL_REG, data, mask); + /* Loopback register */ + mask = HPIPE_LOOPBACK_SEL_MASK; + data = 0x1 << HPIPE_LOOPBACK_SEL_OFFSET; + reg_set(hpipe_addr + HPIPE_LOOPBACK_REG, data, mask); + /* rx control 1 */ + mask = HPIPE_RX_CONTROL_1_RXCLK2X_SEL_MASK; + data = 0x1 << HPIPE_RX_CONTROL_1_RXCLK2X_SEL_OFFSET; + mask |= HPIPE_RX_CONTROL_1_CLK8T_EN_MASK; + data |= 0x0 << HPIPE_RX_CONTROL_1_CLK8T_EN_OFFSET; + reg_set(hpipe_addr + HPIPE_RX_CONTROL_1_REG, data, mask); + /* DTL Control */ + mask = HPIPE_PWR_CTR_DTL_FLOOP_EN_MASK; + data = 0x0 << HPIPE_PWR_CTR_DTL_FLOOP_EN_OFFSET; + reg_set(hpipe_addr + HPIPE_PWR_CTR_DTL_REG, data, mask); + + /* Set analog paramters from ETP(HW) - for now use the default datas */ + debug("stage: Analog paramters from ETP(HW)\n"); + + reg_set(hpipe_addr + HPIPE_G1_SET_0_REG, + 0x1 << HPIPE_G1_SET_0_G1_TX_EMPH1_OFFSET, + HPIPE_G1_SET_0_G1_TX_EMPH1_MASK); + + debug("stage: RFU configurations- Power Up PLL,Tx,Rx\n"); + /* SERDES External Configuration */ + mask = SD_EXTERNAL_CONFIG0_SD_PU_PLL_MASK; + data = 0x1 << SD_EXTERNAL_CONFIG0_SD_PU_PLL_OFFSET; + mask |= SD_EXTERNAL_CONFIG0_SD_PU_RX_MASK; + data |= 0x1 << SD_EXTERNAL_CONFIG0_SD_PU_RX_OFFSET; + mask |= SD_EXTERNAL_CONFIG0_SD_PU_TX_MASK; + data |= 0x1 << SD_EXTERNAL_CONFIG0_SD_PU_TX_OFFSET; + reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG0_REG, data, mask); + + /* check PLL rx & tx ready */ + addr = sd_ip_addr + SD_EXTERNAL_STATUS0_REG; + data = SD_EXTERNAL_STATUS0_PLL_RX_MASK | + SD_EXTERNAL_STATUS0_PLL_TX_MASK; + mask = data; + data = polling_with_timeout(addr, data, mask, 15000); + if (data != 0) { + debug("Read from reg = %p - value = 0x%x\n", + sd_ip_addr + SD_EXTERNAL_STATUS0_REG, data); + error("SD_EXTERNAL_STATUS0_PLL_RX is %d, SD_EXTERNAL_STATUS0_PLL_TX is %d\n", + (data & SD_EXTERNAL_STATUS0_PLL_RX_MASK), + (data & SD_EXTERNAL_STATUS0_PLL_TX_MASK)); + ret = 0; + } + + /* RX init */ + mask = SD_EXTERNAL_CONFIG1_RX_INIT_MASK; + data = 0x1 << SD_EXTERNAL_CONFIG1_RX_INIT_OFFSET; + reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG1_REG, data, mask); + + /* check that RX init done */ + addr = sd_ip_addr + SD_EXTERNAL_STATUS0_REG; + data = SD_EXTERNAL_STATUS0_RX_INIT_MASK; + mask = data; + data = polling_with_timeout(addr, data, mask, 100); + if (data != 0) { + debug("Read from reg = %p - value = 0x%x\n", sd_ip_addr + SD_EXTERNAL_STATUS0_REG, data); + error("SD_EXTERNAL_STATUS0_RX_INIT is 0\n"); + ret = 0; + } + + debug("stage: RF Reset\n"); + /* RF Reset */ + mask = SD_EXTERNAL_CONFIG1_RX_INIT_MASK; + data = 0x0 << SD_EXTERNAL_CONFIG1_RX_INIT_OFFSET; + mask |= SD_EXTERNAL_CONFIG1_RF_RESET_IN_MASK; + data |= 0x1 << SD_EXTERNAL_CONFIG1_RF_RESET_IN_OFFSET; + reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG1_REG, data, mask); + + debug_exit(); + return ret; +} + +static int comphy_kr_power_up(u32 lane, void __iomem *hpipe_base, + void __iomem *comphy_base) +{ + u32 mask, data, ret = 1; + void __iomem *hpipe_addr = HPIPE_ADDR(hpipe_base, lane); + void __iomem *sd_ip_addr = SD_ADDR(hpipe_base, lane); + void __iomem *comphy_addr = COMPHY_ADDR(comphy_base, lane); + void __iomem *addr; + + debug_enter(); + debug("stage: RFU configurations - hard reset comphy\n"); + /* RFU configurations - hard reset comphy */ + mask = COMMON_PHY_CFG1_PWR_UP_MASK; + data = 0x1 << COMMON_PHY_CFG1_PWR_UP_OFFSET; + mask |= COMMON_PHY_CFG1_PIPE_SELECT_MASK; + data |= 0x0 << COMMON_PHY_CFG1_PIPE_SELECT_OFFSET; + reg_set(comphy_addr + COMMON_PHY_CFG1_REG, data, mask); + + /* Select Baud Rate of Comphy And PD_PLL/Tx/Rx */ + mask = SD_EXTERNAL_CONFIG0_SD_PU_PLL_MASK; + data = 0x0 << SD_EXTERNAL_CONFIG0_SD_PU_PLL_OFFSET; + mask |= SD_EXTERNAL_CONFIG0_SD_PHY_GEN_RX_MASK; + data |= 0xE << SD_EXTERNAL_CONFIG0_SD_PHY_GEN_RX_OFFSET; + mask |= SD_EXTERNAL_CONFIG0_SD_PHY_GEN_TX_MASK; + data |= 0xE << SD_EXTERNAL_CONFIG0_SD_PHY_GEN_TX_OFFSET; + mask |= SD_EXTERNAL_CONFIG0_SD_PU_RX_MASK; + data |= 0 << SD_EXTERNAL_CONFIG0_SD_PU_RX_OFFSET; + mask |= SD_EXTERNAL_CONFIG0_SD_PU_TX_MASK; + data |= 0 << SD_EXTERNAL_CONFIG0_SD_PU_TX_OFFSET; + mask |= SD_EXTERNAL_CONFIG0_HALF_BUS_MODE_MASK; + data |= 0 << SD_EXTERNAL_CONFIG0_HALF_BUS_MODE_OFFSET; + reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG0_REG, data, mask); + + /* release from hard reset */ + mask = SD_EXTERNAL_CONFIG1_RESET_IN_MASK; + data = 0x0 << SD_EXTERNAL_CONFIG1_RESET_IN_OFFSET; + mask |= SD_EXTERNAL_CONFIG1_RESET_CORE_MASK; + data |= 0x0 << SD_EXTERNAL_CONFIG1_RESET_CORE_OFFSET; + mask |= SD_EXTERNAL_CONFIG1_RF_RESET_IN_MASK; + data |= 0x0 << SD_EXTERNAL_CONFIG1_RF_RESET_IN_OFFSET; + reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG1_REG, data, mask); + + mask = SD_EXTERNAL_CONFIG1_RESET_IN_MASK; + data = 0x1 << SD_EXTERNAL_CONFIG1_RESET_IN_OFFSET; + mask |= SD_EXTERNAL_CONFIG1_RESET_CORE_MASK; + data |= 0x1 << SD_EXTERNAL_CONFIG1_RESET_CORE_OFFSET; + reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG1_REG, data, mask); + + + /* Wait 1ms - until band gap and ref clock ready */ + mdelay(1); + + /* Start comphy Configuration */ + debug("stage: Comphy configuration\n"); + /* set reference clock */ + mask = HPIPE_MISC_ICP_FORCE_MASK; + data = 0x1 << HPIPE_MISC_ICP_FORCE_OFFSET; + mask |= HPIPE_MISC_REFCLK_SEL_MASK; + data |= 0x0 << HPIPE_MISC_REFCLK_SEL_OFFSET; + reg_set(hpipe_addr + HPIPE_MISC_REG, data, mask); + /* Power and PLL Control */ + mask = HPIPE_PWR_PLL_REF_FREQ_MASK; + data = 0x1 << HPIPE_PWR_PLL_REF_FREQ_OFFSET; + mask |= HPIPE_PWR_PLL_PHY_MODE_MASK; + data |= 0x4 << HPIPE_PWR_PLL_PHY_MODE_OFFSET; + reg_set(hpipe_addr + HPIPE_PWR_PLL_REG, data, mask); + /* Loopback register */ + mask = HPIPE_LOOPBACK_SEL_MASK; + data = 0x1 << HPIPE_LOOPBACK_SEL_OFFSET; + reg_set(hpipe_addr + HPIPE_LOOPBACK_REG, data, mask); + /* rx control 1 */ + mask = HPIPE_RX_CONTROL_1_RXCLK2X_SEL_MASK; + data = 0x1 << HPIPE_RX_CONTROL_1_RXCLK2X_SEL_OFFSET; + mask |= HPIPE_RX_CONTROL_1_CLK8T_EN_MASK; + data |= 0x1 << HPIPE_RX_CONTROL_1_CLK8T_EN_OFFSET; + reg_set(hpipe_addr + HPIPE_RX_CONTROL_1_REG, data, mask); + /* DTL Control */ + mask = HPIPE_PWR_CTR_DTL_FLOOP_EN_MASK; + data = 0x1 << HPIPE_PWR_CTR_DTL_FLOOP_EN_OFFSET; + reg_set(hpipe_addr + HPIPE_PWR_CTR_DTL_REG, data, mask); + + /* Set analog paramters from ETP(HW) */ + debug("stage: Analog paramters from ETP(HW)\n"); + /* SERDES External Configuration 2 */ + mask = SD_EXTERNAL_CONFIG2_PIN_DFE_EN_MASK; + data = 0x1 << SD_EXTERNAL_CONFIG2_PIN_DFE_EN_OFFSET; + reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG2_REG, data, mask); + /* 0x7-DFE Resolution control */ + mask = HPIPE_DFE_RES_FORCE_MASK; + data = 0x1 << HPIPE_DFE_RES_FORCE_OFFSET; + reg_set(hpipe_addr + HPIPE_DFE_REG0, data, mask); + /* 0xd-G1_Setting_0 */ + mask = HPIPE_G1_SET_0_G1_TX_AMP_MASK; + data = 0x1c << HPIPE_G1_SET_0_G1_TX_AMP_OFFSET; + mask |= HPIPE_G1_SET_0_G1_TX_EMPH1_MASK; + data |= 0xe << HPIPE_G1_SET_0_G1_TX_EMPH1_OFFSET; + reg_set(hpipe_addr + HPIPE_G1_SET_0_REG, data, mask); + /* Genration 1 setting 2 (G1_Setting_2) */ + mask = HPIPE_G1_SET_2_G1_TX_EMPH0_MASK; + data = 0x0 << HPIPE_G1_SET_2_G1_TX_EMPH0_OFFSET; + mask |= HPIPE_G1_SET_2_G1_TX_EMPH0_EN_MASK; + data |= 0x1 << HPIPE_G1_SET_2_G1_TX_EMPH0_EN_OFFSET; + reg_set(hpipe_addr + HPIPE_G1_SET_2_REG, data, mask); + /* Transmitter Slew Rate Control register (tx_reg1) */ + mask = HPIPE_TX_REG1_TX_EMPH_RES_MASK; + data = 0x3 << HPIPE_TX_REG1_TX_EMPH_RES_OFFSET; + mask |= HPIPE_TX_REG1_SLC_EN_MASK; + data |= 0x3f << HPIPE_TX_REG1_SLC_EN_OFFSET; + reg_set(hpipe_addr + HPIPE_TX_REG1_REG, data, mask); + /* Impedance Calibration Control register (cal_reg1) */ + mask = HPIPE_CAL_REG_1_EXT_TXIMP_MASK; + data = 0xe << HPIPE_CAL_REG_1_EXT_TXIMP_OFFSET; + mask |= HPIPE_CAL_REG_1_EXT_TXIMP_EN_MASK; + data |= 0x1 << HPIPE_CAL_REG_1_EXT_TXIMP_EN_OFFSET; + reg_set(hpipe_addr + HPIPE_CAL_REG1_REG, data, mask); + /* Generation 1 Setting 5 (g1_setting_5) */ + mask = HPIPE_G1_SETTING_5_G1_ICP_MASK; + data = 0 << HPIPE_CAL_REG_1_EXT_TXIMP_OFFSET; + reg_set(hpipe_addr + HPIPE_G1_SETTING_5_REG, data, mask); + /* 0xE-G1_Setting_1 */ + mask = HPIPE_G1_SET_1_G1_RX_SELMUPI_MASK; + data = 0x1 << HPIPE_G1_SET_1_G1_RX_SELMUPI_OFFSET; + mask |= HPIPE_G1_SET_1_G1_RX_SELMUPP_MASK; + data |= 0x1 << HPIPE_G1_SET_1_G1_RX_SELMUPP_OFFSET; + mask |= HPIPE_G1_SET_1_G1_RX_DFE_EN_MASK; + data |= 0x1 << HPIPE_G1_SET_1_G1_RX_DFE_EN_OFFSET; + reg_set(hpipe_addr + HPIPE_G1_SET_1_REG, data, mask); + /* 0xA-DFE_Reg3 */ + mask = HPIPE_DFE_F3_F5_DFE_EN_MASK; + data = 0x0 << HPIPE_DFE_F3_F5_DFE_EN_OFFSET; + mask |= HPIPE_DFE_F3_F5_DFE_CTRL_MASK; + data |= 0x0 << HPIPE_DFE_F3_F5_DFE_CTRL_OFFSET; + reg_set(hpipe_addr + HPIPE_DFE_F3_F5_REG, data, mask); + + /* 0x111-G1_Setting_4 */ + mask = HPIPE_G1_SETTINGS_4_G1_DFE_RES_MASK; + data = 0x1 << HPIPE_G1_SETTINGS_4_G1_DFE_RES_OFFSET; + reg_set(hpipe_addr + HPIPE_G1_SETTINGS_4_REG, data, mask); + /* Genration 1 setting 3 (G1_Setting_3) */ + mask = HPIPE_G1_SETTINGS_3_G1_FBCK_SEL_MASK; + data = 0x1 << HPIPE_G1_SETTINGS_3_G1_FBCK_SEL_OFFSET; + reg_set(hpipe_addr + HPIPE_G1_SETTINGS_3_REG, data, mask); + + debug("stage: RFU configurations- Power Up PLL,Tx,Rx\n"); + /* SERDES External Configuration */ + mask = SD_EXTERNAL_CONFIG0_SD_PU_PLL_MASK; + data = 0x1 << SD_EXTERNAL_CONFIG0_SD_PU_PLL_OFFSET; + mask |= SD_EXTERNAL_CONFIG0_SD_PU_RX_MASK; + data |= 0x1 << SD_EXTERNAL_CONFIG0_SD_PU_RX_OFFSET; + mask |= SD_EXTERNAL_CONFIG0_SD_PU_TX_MASK; + data |= 0x1 << SD_EXTERNAL_CONFIG0_SD_PU_TX_OFFSET; + reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG0_REG, data, mask); + + + /* check PLL rx & tx ready */ + addr = sd_ip_addr + SD_EXTERNAL_STATUS0_REG; + data = SD_EXTERNAL_STATUS0_PLL_RX_MASK | + SD_EXTERNAL_STATUS0_PLL_TX_MASK; + mask = data; + data = polling_with_timeout(addr, data, mask, 15000); + if (data != 0) { + debug("Read from reg = %p - value = 0x%x\n", sd_ip_addr + SD_EXTERNAL_STATUS0_REG, data); + error("SD_EXTERNAL_STATUS0_PLL_RX is %d, SD_EXTERNAL_STATUS0_PLL_TX is %d\n", + (data & SD_EXTERNAL_STATUS0_PLL_RX_MASK), + (data & SD_EXTERNAL_STATUS0_PLL_TX_MASK)); + ret = 0; + } + + /* RX init */ + mask = SD_EXTERNAL_CONFIG1_RX_INIT_MASK; + data = 0x1 << SD_EXTERNAL_CONFIG1_RX_INIT_OFFSET; + reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG1_REG, data, mask); + + + /* check that RX init done */ + addr = sd_ip_addr + SD_EXTERNAL_STATUS0_REG; + data = SD_EXTERNAL_STATUS0_RX_INIT_MASK; + mask = data; + data = polling_with_timeout(addr, data, mask, 100); + if (data != 0) { + debug("Read from reg = %p - value = 0x%x\n", + sd_ip_addr + SD_EXTERNAL_STATUS0_REG, data); + error("SD_EXTERNAL_STATUS0_RX_INIT is 0\n"); + ret = 0; + } + + debug("stage: RF Reset\n"); + /* RF Reset */ + mask = SD_EXTERNAL_CONFIG1_RX_INIT_MASK; + data = 0x0 << SD_EXTERNAL_CONFIG1_RX_INIT_OFFSET; + mask |= SD_EXTERNAL_CONFIG1_RF_RESET_IN_MASK; + data |= 0x1 << SD_EXTERNAL_CONFIG1_RF_RESET_IN_OFFSET; + reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG1_REG, data, mask); + + debug_exit(); + return ret; +} + +static int comphy_rxauii_power_up(u32 lane, void __iomem *hpipe_base, + void __iomem *comphy_base) +{ + u32 mask, data, ret = 1; + void __iomem *hpipe_addr = HPIPE_ADDR(hpipe_base, lane); + void __iomem *sd_ip_addr = SD_ADDR(hpipe_base, lane); + void __iomem *comphy_addr = COMPHY_ADDR(comphy_base, lane); + void __iomem *addr; + + debug_enter(); + debug("stage: RFU configurations - hard reset comphy\n"); + /* RFU configurations - hard reset comphy */ + mask = COMMON_PHY_CFG1_PWR_UP_MASK; + data = 0x1 << COMMON_PHY_CFG1_PWR_UP_OFFSET; + mask |= COMMON_PHY_CFG1_PIPE_SELECT_MASK; + data |= 0x0 << COMMON_PHY_CFG1_PIPE_SELECT_OFFSET; + reg_set(comphy_addr + COMMON_PHY_CFG1_REG, data, mask); + + if (lane == 2) { + reg_set(comphy_base + COMMON_PHY_SD_CTRL1, + 0x1 << COMMON_PHY_SD_CTRL1_RXAUI0_OFFSET, + COMMON_PHY_SD_CTRL1_RXAUI0_MASK); + } + if (lane == 4) { + reg_set(comphy_base + COMMON_PHY_SD_CTRL1, + 0x1 << COMMON_PHY_SD_CTRL1_RXAUI1_OFFSET, + COMMON_PHY_SD_CTRL1_RXAUI1_MASK); + } + + /* Select Baud Rate of Comphy And PD_PLL/Tx/Rx */ + mask = SD_EXTERNAL_CONFIG0_SD_PU_PLL_MASK; + data = 0x0 << SD_EXTERNAL_CONFIG0_SD_PU_PLL_OFFSET; + mask |= SD_EXTERNAL_CONFIG0_SD_PHY_GEN_RX_MASK; + data |= 0xB << SD_EXTERNAL_CONFIG0_SD_PHY_GEN_RX_OFFSET; + mask |= SD_EXTERNAL_CONFIG0_SD_PHY_GEN_TX_MASK; + data |= 0xB << SD_EXTERNAL_CONFIG0_SD_PHY_GEN_TX_OFFSET; + mask |= SD_EXTERNAL_CONFIG0_SD_PU_RX_MASK; + data |= 0x0 << SD_EXTERNAL_CONFIG0_SD_PU_RX_OFFSET; + mask |= SD_EXTERNAL_CONFIG0_SD_PU_TX_MASK; + data |= 0x0 << SD_EXTERNAL_CONFIG0_SD_PU_TX_OFFSET; + mask |= SD_EXTERNAL_CONFIG0_HALF_BUS_MODE_MASK; + data |= 0x0 << SD_EXTERNAL_CONFIG0_HALF_BUS_MODE_OFFSET; + mask |= SD_EXTERNAL_CONFIG0_MEDIA_MODE_MASK; + data |= 0x1 << SD_EXTERNAL_CONFIG0_MEDIA_MODE_OFFSET; + reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG0_REG, data, mask); + + /* release from hard reset */ + mask = SD_EXTERNAL_CONFIG1_RESET_IN_MASK; + data = 0x0 << SD_EXTERNAL_CONFIG1_RESET_IN_OFFSET; + mask |= SD_EXTERNAL_CONFIG1_RESET_CORE_MASK; + data |= 0x0 << SD_EXTERNAL_CONFIG1_RESET_CORE_OFFSET; + mask |= SD_EXTERNAL_CONFIG1_RF_RESET_IN_MASK; + data |= 0x0 << SD_EXTERNAL_CONFIG1_RF_RESET_IN_OFFSET; + reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG1_REG, data, mask); + + mask = SD_EXTERNAL_CONFIG1_RESET_IN_MASK; + data = 0x1 << SD_EXTERNAL_CONFIG1_RESET_IN_OFFSET; + mask |= SD_EXTERNAL_CONFIG1_RESET_CORE_MASK; + data |= 0x1 << SD_EXTERNAL_CONFIG1_RESET_CORE_OFFSET; + reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG1_REG, data, mask); + + /* Wait 1ms - until band gap and ref clock ready */ + mdelay(1); + + /* Start comphy Configuration */ + debug("stage: Comphy configuration\n"); + /* set reference clock */ + reg_set(hpipe_addr + HPIPE_MISC_REG, + 0x0 << HPIPE_MISC_REFCLK_SEL_OFFSET, + HPIPE_MISC_REFCLK_SEL_MASK); + /* Power and PLL Control */ + mask = HPIPE_PWR_PLL_REF_FREQ_MASK; + data = 0x1 << HPIPE_PWR_PLL_REF_FREQ_OFFSET; + mask |= HPIPE_PWR_PLL_PHY_MODE_MASK; + data |= 0x4 << HPIPE_PWR_PLL_PHY_MODE_OFFSET; + reg_set(hpipe_addr + HPIPE_PWR_PLL_REG, data, mask); + /* Loopback register */ + reg_set(hpipe_addr + HPIPE_LOOPBACK_REG, + 0x1 << HPIPE_LOOPBACK_SEL_OFFSET, HPIPE_LOOPBACK_SEL_MASK); + /* rx control 1 */ + mask = HPIPE_RX_CONTROL_1_RXCLK2X_SEL_MASK; + data = 0x1 << HPIPE_RX_CONTROL_1_RXCLK2X_SEL_OFFSET; + mask |= HPIPE_RX_CONTROL_1_CLK8T_EN_MASK; + data |= 0x1 << HPIPE_RX_CONTROL_1_CLK8T_EN_OFFSET; + reg_set(hpipe_addr + HPIPE_RX_CONTROL_1_REG, data, mask); + /* DTL Control */ + reg_set(hpipe_addr + HPIPE_PWR_CTR_DTL_REG, + 0x0 << HPIPE_PWR_CTR_DTL_FLOOP_EN_OFFSET, + HPIPE_PWR_CTR_DTL_FLOOP_EN_MASK); + + /* Set analog paramters from ETP(HW) */ + debug("stage: Analog paramters from ETP(HW)\n"); + /* SERDES External Configuration 2 */ + reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG2_REG, + 0x1 << SD_EXTERNAL_CONFIG2_PIN_DFE_EN_OFFSET, + SD_EXTERNAL_CONFIG2_PIN_DFE_EN_MASK); + /* 0x7-DFE Resolution control */ + reg_set(hpipe_addr + HPIPE_DFE_REG0, 0x1 << HPIPE_DFE_RES_FORCE_OFFSET, + HPIPE_DFE_RES_FORCE_MASK); + /* 0xd-G1_Setting_0 */ + reg_set(hpipe_addr + HPIPE_G1_SET_0_REG, + 0xd << HPIPE_G1_SET_0_G1_TX_EMPH1_OFFSET, + HPIPE_G1_SET_0_G1_TX_EMPH1_MASK); + /* 0xE-G1_Setting_1 */ + mask = HPIPE_G1_SET_1_G1_RX_SELMUPI_MASK; + data = 0x1 << HPIPE_G1_SET_1_G1_RX_SELMUPI_OFFSET; + mask |= HPIPE_G1_SET_1_G1_RX_SELMUPP_MASK; + data |= 0x1 << HPIPE_G1_SET_1_G1_RX_SELMUPP_OFFSET; + mask |= HPIPE_G1_SET_1_G1_RX_DFE_EN_MASK; + data |= 0x1 << HPIPE_G1_SET_1_G1_RX_DFE_EN_OFFSET; + reg_set(hpipe_addr + HPIPE_G1_SET_1_REG, data, mask); + /* 0xA-DFE_Reg3 */ + mask = HPIPE_DFE_F3_F5_DFE_EN_MASK; + data = 0x0 << HPIPE_DFE_F3_F5_DFE_EN_OFFSET; + mask |= HPIPE_DFE_F3_F5_DFE_CTRL_MASK; + data |= 0x0 << HPIPE_DFE_F3_F5_DFE_CTRL_OFFSET; + reg_set(hpipe_addr + HPIPE_DFE_F3_F5_REG, data, mask); + + /* 0x111-G1_Setting_4 */ + mask = HPIPE_G1_SETTINGS_4_G1_DFE_RES_MASK; + data = 0x1 << HPIPE_G1_SETTINGS_4_G1_DFE_RES_OFFSET; + reg_set(hpipe_addr + HPIPE_G1_SETTINGS_4_REG, data, mask); + + debug("stage: RFU configurations- Power Up PLL,Tx,Rx\n"); + /* SERDES External Configuration */ + mask = SD_EXTERNAL_CONFIG0_SD_PU_PLL_MASK; + data = 0x1 << SD_EXTERNAL_CONFIG0_SD_PU_PLL_OFFSET; + mask |= SD_EXTERNAL_CONFIG0_SD_PU_RX_MASK; + data |= 0x1 << SD_EXTERNAL_CONFIG0_SD_PU_RX_OFFSET; + mask |= SD_EXTERNAL_CONFIG0_SD_PU_TX_MASK; + data |= 0x1 << SD_EXTERNAL_CONFIG0_SD_PU_TX_OFFSET; + reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG0_REG, data, mask); + + + /* check PLL rx & tx ready */ + addr = sd_ip_addr + SD_EXTERNAL_STATUS0_REG; + data = SD_EXTERNAL_STATUS0_PLL_RX_MASK | + SD_EXTERNAL_STATUS0_PLL_TX_MASK; + mask = data; + data = polling_with_timeout(addr, data, mask, 15000); + if (data != 0) { + debug("Read from reg = %p - value = 0x%x\n", + sd_ip_addr + SD_EXTERNAL_STATUS0_REG, data); + error("SD_EXTERNAL_STATUS0_PLL_RX is %d, SD_EXTERNAL_STATUS0_PLL_TX is %d\n", + (data & SD_EXTERNAL_STATUS0_PLL_RX_MASK), + (data & SD_EXTERNAL_STATUS0_PLL_TX_MASK)); + ret = 0; + } + + /* RX init */ + reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG1_REG, + 0x1 << SD_EXTERNAL_CONFIG1_RX_INIT_OFFSET, + SD_EXTERNAL_CONFIG1_RX_INIT_MASK); + + /* check that RX init done */ + addr = sd_ip_addr + SD_EXTERNAL_STATUS0_REG; + data = SD_EXTERNAL_STATUS0_RX_INIT_MASK; + mask = data; + data = polling_with_timeout(addr, data, mask, 100); + if (data != 0) { + debug("Read from reg = %p - value = 0x%x\n", + sd_ip_addr + SD_EXTERNAL_STATUS0_REG, data); + error("SD_EXTERNAL_STATUS0_RX_INIT is 0\n"); + ret = 0; + } + + debug("stage: RF Reset\n"); + /* RF Reset */ + mask = SD_EXTERNAL_CONFIG1_RX_INIT_MASK; + data = 0x0 << SD_EXTERNAL_CONFIG1_RX_INIT_OFFSET; + mask |= SD_EXTERNAL_CONFIG1_RF_RESET_IN_MASK; + data |= 0x1 << SD_EXTERNAL_CONFIG1_RF_RESET_IN_OFFSET; + reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG1_REG, data, mask); + + debug_exit(); + return ret; +} + +static void comphy_utmi_power_down(u32 utmi_index, void __iomem *utmi_base_addr, + void __iomem *usb_cfg_addr, + void __iomem *utmi_cfg_addr, + u32 utmi_phy_port) +{ + u32 mask, data; + + debug_enter(); + debug("stage: UTMI %d - Power down transceiver (power down Phy), Power down PLL, and SuspendDM\n", + utmi_index); + /* Power down UTMI PHY */ + reg_set(utmi_cfg_addr, 0x0 << UTMI_PHY_CFG_PU_OFFSET, + UTMI_PHY_CFG_PU_MASK); + + /* + * If UTMI connected to USB Device, configure mux prior to PHY init + * (Device can be connected to UTMI0 or to UTMI1) + */ + if (utmi_phy_port == UTMI_PHY_TO_USB_DEVICE0) { + debug("stage: UTMI %d - Enable Device mode and configure UTMI mux\n", + utmi_index); + /* USB3 Device UTMI enable */ + mask = UTMI_USB_CFG_DEVICE_EN_MASK; + data = 0x1 << UTMI_USB_CFG_DEVICE_EN_OFFSET; + /* USB3 Device UTMI MUX */ + mask |= UTMI_USB_CFG_DEVICE_MUX_MASK; + data |= utmi_index << UTMI_USB_CFG_DEVICE_MUX_OFFSET; + reg_set(usb_cfg_addr, data, mask); + } + + /* Set Test suspendm mode */ + mask = UTMI_CTRL_STATUS0_SUSPENDM_MASK; + data = 0x1 << UTMI_CTRL_STATUS0_SUSPENDM_OFFSET; + /* Enable Test UTMI select */ + mask |= UTMI_CTRL_STATUS0_TEST_SEL_MASK; + data |= 0x1 << UTMI_CTRL_STATUS0_TEST_SEL_OFFSET; + reg_set(utmi_base_addr + UTMI_CTRL_STATUS0_REG, data, mask); + + /* Wait for UTMI power down */ + mdelay(1); + + debug_exit(); + return; +} + +static void comphy_utmi_phy_config(u32 utmi_index, void __iomem *utmi_base_addr, + void __iomem *usb_cfg_addr, + void __iomem *utmi_cfg_addr, + u32 utmi_phy_port) +{ + u32 mask, data; + + debug_exit(); + debug("stage: Configure UTMI PHY %d registers\n", utmi_index); + /* Reference Clock Divider Select */ + mask = UTMI_PLL_CTRL_REFDIV_MASK; + data = 0x5 << UTMI_PLL_CTRL_REFDIV_OFFSET; + /* Feedback Clock Divider Select - 90 for 25Mhz*/ + mask |= UTMI_PLL_CTRL_FBDIV_MASK; + data |= 0x60 << UTMI_PLL_CTRL_FBDIV_OFFSET; + /* Select LPFR - 0x0 for 25Mhz/5=5Mhz*/ + mask |= UTMI_PLL_CTRL_SEL_LPFR_MASK; + data |= 0x0 << UTMI_PLL_CTRL_SEL_LPFR_OFFSET; + reg_set(utmi_base_addr + UTMI_PLL_CTRL_REG, data, mask); + + /* Impedance Calibration Threshold Setting */ + reg_set(utmi_base_addr + UTMI_CALIB_CTRL_REG, + 0x6 << UTMI_CALIB_CTRL_IMPCAL_VTH_OFFSET, + UTMI_CALIB_CTRL_IMPCAL_VTH_MASK); + + /* Set LS TX driver strength coarse control */ + mask = UTMI_TX_CH_CTRL_DRV_EN_LS_MASK; + data = 0x3 << UTMI_TX_CH_CTRL_DRV_EN_LS_OFFSET; + /* Set LS TX driver fine adjustment */ + mask |= UTMI_TX_CH_CTRL_IMP_SEL_LS_MASK; + data |= 0x3 << UTMI_TX_CH_CTRL_IMP_SEL_LS_OFFSET; + reg_set(utmi_base_addr + UTMI_TX_CH_CTRL_REG, data, mask); + + /* Enable SQ */ + mask = UTMI_RX_CH_CTRL0_SQ_DET_MASK; + data = 0x0 << UTMI_RX_CH_CTRL0_SQ_DET_OFFSET; + /* Enable analog squelch detect */ + mask |= UTMI_RX_CH_CTRL0_SQ_ANA_DTC_MASK; + data |= 0x1 << UTMI_RX_CH_CTRL0_SQ_ANA_DTC_OFFSET; + reg_set(utmi_base_addr + UTMI_RX_CH_CTRL0_REG, data, mask); + + /* Set External squelch calibration number */ + mask = UTMI_RX_CH_CTRL1_SQ_AMP_CAL_MASK; + data = 0x1 << UTMI_RX_CH_CTRL1_SQ_AMP_CAL_OFFSET; + /* Enable the External squelch calibration */ + mask |= UTMI_RX_CH_CTRL1_SQ_AMP_CAL_EN_MASK; + data |= 0x1 << UTMI_RX_CH_CTRL1_SQ_AMP_CAL_EN_OFFSET; + reg_set(utmi_base_addr + UTMI_RX_CH_CTRL1_REG, data, mask); + + /* Set Control VDAT Reference Voltage - 0.325V */ + mask = UTMI_CHGDTC_CTRL_VDAT_MASK; + data = 0x1 << UTMI_CHGDTC_CTRL_VDAT_OFFSET; + /* Set Control VSRC Reference Voltage - 0.6V */ + mask |= UTMI_CHGDTC_CTRL_VSRC_MASK; + data |= 0x1 << UTMI_CHGDTC_CTRL_VSRC_OFFSET; + reg_set(utmi_base_addr + UTMI_CHGDTC_CTRL_REG, data, mask); + + debug_exit(); + return; +} + +static int comphy_utmi_power_up(u32 utmi_index, void __iomem *utmi_base_addr, + void __iomem *usb_cfg_addr, + void __iomem *utmi_cfg_addr, u32 utmi_phy_port) +{ + u32 data, mask, ret = 1; + void __iomem *addr; + + debug_enter(); + debug("stage: UTMI %d - Power up transceiver(Power up Phy), and exit SuspendDM\n", + utmi_index); + /* Power UP UTMI PHY */ + reg_set(utmi_cfg_addr, 0x1 << UTMI_PHY_CFG_PU_OFFSET, + UTMI_PHY_CFG_PU_MASK); + /* Disable Test UTMI select */ + reg_set(utmi_base_addr + UTMI_CTRL_STATUS0_REG, + 0x0 << UTMI_CTRL_STATUS0_TEST_SEL_OFFSET, + UTMI_CTRL_STATUS0_TEST_SEL_MASK); + + debug("stage: Polling for PLL and impedance calibration done, and PLL ready done\n"); + addr = utmi_base_addr + UTMI_CALIB_CTRL_REG; + data = UTMI_CALIB_CTRL_IMPCAL_DONE_MASK; + mask = data; + data = polling_with_timeout(addr, data, mask, 100); + if (data != 0) { + error("Impedance calibration is not done\n"); + debug("Read from reg = %p - value = 0x%x\n", addr, data); + ret = 0; + } + + data = UTMI_CALIB_CTRL_PLLCAL_DONE_MASK; + mask = data; + data = polling_with_timeout(addr, data, mask, 100); + if (data != 0) { + error("PLL calibration is not done\n"); + debug("Read from reg = %p - value = 0x%x\n", addr, data); + ret = 0; + } + + addr = utmi_base_addr + UTMI_PLL_CTRL_REG; + data = UTMI_PLL_CTRL_PLL_RDY_MASK; + mask = data; + data = polling_with_timeout(addr, data, mask, 100); + if (data != 0) { + error("PLL is not ready\n"); + debug("Read from reg = %p - value = 0x%x\n", addr, data); + ret = 0; + } + + if (ret) + debug("Passed\n"); + else + debug("\n"); + + debug_exit(); + return ret; +} + +/* + * comphy_utmi_phy_init initialize the UTMI PHY + * the init split in 3 parts: + * 1. Power down transceiver and PLL + * 2. UTMI PHY configure + * 3. Powe up transceiver and PLL + * Note: - Power down/up should be once for both UTMI PHYs + * - comphy_dedicated_phys_init call this function if at least there is + * one UTMI PHY exists in FDT blob. access to cp110_utmi_data[0] is + * legal + */ +static void comphy_utmi_phy_init(u32 utmi_phy_count, + struct utmi_phy_data *cp110_utmi_data) +{ + u32 i; + + debug_enter(); + /* UTMI Power down */ + for (i = 0; i < utmi_phy_count; i++) { + comphy_utmi_power_down(i, cp110_utmi_data[i].utmi_base_addr, + cp110_utmi_data[i].usb_cfg_addr, + cp110_utmi_data[i].utmi_cfg_addr, + cp110_utmi_data[i].utmi_phy_port); + } + /* PLL Power down */ + debug("stage: UTMI PHY power down PLL\n"); + for (i = 0; i < utmi_phy_count; i++) { + reg_set(cp110_utmi_data[i].usb_cfg_addr, + 0x0 << UTMI_USB_CFG_PLL_OFFSET, UTMI_USB_CFG_PLL_MASK); + } + /* UTMI configure */ + for (i = 0; i < utmi_phy_count; i++) { + comphy_utmi_phy_config(i, cp110_utmi_data[i].utmi_base_addr, + cp110_utmi_data[i].usb_cfg_addr, + cp110_utmi_data[i].utmi_cfg_addr, + cp110_utmi_data[i].utmi_phy_port); + } + /* UTMI Power up */ + for (i = 0; i < utmi_phy_count; i++) { + if (!comphy_utmi_power_up(i, cp110_utmi_data[i].utmi_base_addr, + cp110_utmi_data[i].usb_cfg_addr, + cp110_utmi_data[i].utmi_cfg_addr, + cp110_utmi_data[i].utmi_phy_port)) { + error("Failed to initialize UTMI PHY %d\n", i); + continue; + } + printf("UTMI PHY %d initialized to ", i); + if (cp110_utmi_data[i].utmi_phy_port == UTMI_PHY_TO_USB_DEVICE0) + printf("USB Device\n"); + else + printf("USB Host%d\n", + cp110_utmi_data[i].utmi_phy_port); + } + /* PLL Power up */ + debug("stage: UTMI PHY power up PLL\n"); + for (i = 0; i < utmi_phy_count; i++) { + reg_set(cp110_utmi_data[i].usb_cfg_addr, + 0x1 << UTMI_USB_CFG_PLL_OFFSET, UTMI_USB_CFG_PLL_MASK); + } + + debug_exit(); + return; +} + +/* + * comphy_dedicated_phys_init initialize the dedicated PHYs + * - not muxed SerDes lanes e.g. UTMI PHY + */ +void comphy_dedicated_phys_init(void) +{ + struct utmi_phy_data cp110_utmi_data[MAX_UTMI_PHY_COUNT]; + int node; + int i; + + debug_enter(); + debug("Initialize USB UTMI PHYs\n"); + + /* Find the UTMI phy node in device tree and go over them */ + node = fdt_node_offset_by_compatible(gd->fdt_blob, -1, + "marvell,mvebu-utmi-2.6.0"); + + i = 0; + while (node > 0) { + /* get base address of UTMI phy */ + cp110_utmi_data[i].utmi_base_addr = + (void __iomem *)fdtdec_get_addr_size_auto_noparent( + gd->fdt_blob, node, "reg", 0, NULL, true); + if (cp110_utmi_data[i].utmi_base_addr == NULL) { + error("UTMI PHY base address is invalid\n"); + i++; + continue; + } + + /* get usb config address */ + cp110_utmi_data[i].usb_cfg_addr = + (void __iomem *)fdtdec_get_addr_size_auto_noparent( + gd->fdt_blob, node, "reg", 1, NULL, true); + if (cp110_utmi_data[i].usb_cfg_addr == NULL) { + error("UTMI PHY base address is invalid\n"); + i++; + continue; + } + + /* get UTMI config address */ + cp110_utmi_data[i].utmi_cfg_addr = + (void __iomem *)fdtdec_get_addr_size_auto_noparent( + gd->fdt_blob, node, "reg", 2, NULL, true); + if (cp110_utmi_data[i].utmi_cfg_addr == NULL) { + error("UTMI PHY base address is invalid\n"); + i++; + continue; + } + + /* + * get the port number (to check if the utmi connected to + * host/device) + */ + cp110_utmi_data[i].utmi_phy_port = fdtdec_get_int( + gd->fdt_blob, node, "utmi-port", UTMI_PHY_INVALID); + if (cp110_utmi_data[i].utmi_phy_port == UTMI_PHY_INVALID) { + error("UTMI PHY port type is invalid\n"); + i++; + continue; + } + + node = fdt_node_offset_by_compatible( + gd->fdt_blob, node, "marvell,mvebu-utmi-2.6.0"); + i++; + } + + if (i > 0) + comphy_utmi_phy_init(i, cp110_utmi_data); + + debug_exit(); +} + +static void comphy_mux_cp110_init(struct chip_serdes_phy_config *ptr_chip_cfg, + struct comphy_map *serdes_map) +{ + void __iomem *comphy_base_addr; + struct comphy_map comphy_map_pipe_data[MAX_LANE_OPTIONS]; + struct comphy_map comphy_map_phy_data[MAX_LANE_OPTIONS]; + u32 lane, comphy_max_count; + + comphy_max_count = ptr_chip_cfg->comphy_lanes_count; + comphy_base_addr = ptr_chip_cfg->comphy_base_addr; + + /* + * Copy the SerDes map configuration for PIPE map and PHY map + * the comphy_mux_init modify the type of the lane if the type + * is not valid because we have 2 selectores run the + * comphy_mux_init twice and after that update the original + * serdes_map + */ + for (lane = 0; lane < comphy_max_count; lane++) { + comphy_map_pipe_data[lane].type = serdes_map[lane].type; + comphy_map_pipe_data[lane].speed = serdes_map[lane].speed; + comphy_map_phy_data[lane].type = serdes_map[lane].type; + comphy_map_phy_data[lane].speed = serdes_map[lane].speed; + } + ptr_chip_cfg->mux_data = cp110_comphy_phy_mux_data; + comphy_mux_init(ptr_chip_cfg, comphy_map_phy_data, + comphy_base_addr + COMMON_SELECTOR_PHY_OFFSET); + + ptr_chip_cfg->mux_data = cp110_comphy_pipe_mux_data; + comphy_mux_init(ptr_chip_cfg, comphy_map_pipe_data, + comphy_base_addr + COMMON_SELECTOR_PIPE_OFFSET); + /* Fix the type after check the PHY and PIPE configuration */ + for (lane = 0; lane < comphy_max_count; lane++) { + if ((comphy_map_pipe_data[lane].type == PHY_TYPE_UNCONNECTED) && + (comphy_map_phy_data[lane].type == PHY_TYPE_UNCONNECTED)) + serdes_map[lane].type = PHY_TYPE_UNCONNECTED; + } +} + +int comphy_cp110_init(struct chip_serdes_phy_config *ptr_chip_cfg, + struct comphy_map *serdes_map) +{ + struct comphy_map *ptr_comphy_map; + void __iomem *comphy_base_addr, *hpipe_base_addr; + u32 comphy_max_count, lane, ret = 0; + u32 pcie_width = 0; + + debug_enter(); + + comphy_max_count = ptr_chip_cfg->comphy_lanes_count; + comphy_base_addr = ptr_chip_cfg->comphy_base_addr; + hpipe_base_addr = ptr_chip_cfg->hpipe3_base_addr; + + /* Config Comphy mux configuration */ + comphy_mux_cp110_init(ptr_chip_cfg, serdes_map); + + /* Check if the first 4 lanes configured as By-4 */ + for (lane = 0, ptr_comphy_map = serdes_map; lane < 4; + lane++, ptr_comphy_map++) { + if (ptr_comphy_map->type != PHY_TYPE_PEX0) + break; + pcie_width++; + } + + for (lane = 0, ptr_comphy_map = serdes_map; lane < comphy_max_count; + lane++, ptr_comphy_map++) { + debug("Initialize serdes number %d\n", lane); + debug("Serdes type = 0x%x\n", ptr_comphy_map->type); + if (lane == 4) { + /* + * PCIe lanes above the first 4 lanes, can be only + * by1 + */ + pcie_width = 1; + } + switch (ptr_comphy_map->type) { + case PHY_TYPE_UNCONNECTED: + continue; + break; + case PHY_TYPE_PEX0: + case PHY_TYPE_PEX1: + case PHY_TYPE_PEX2: + case PHY_TYPE_PEX3: + ret = comphy_pcie_power_up( + lane, pcie_width, ptr_comphy_map->clk_src, + hpipe_base_addr, comphy_base_addr); + break; + case PHY_TYPE_SATA0: + case PHY_TYPE_SATA1: + case PHY_TYPE_SATA2: + case PHY_TYPE_SATA3: + ret = comphy_sata_power_up( + lane, hpipe_base_addr, comphy_base_addr, + ptr_chip_cfg->comphy_index); + break; + case PHY_TYPE_USB3_HOST0: + case PHY_TYPE_USB3_HOST1: + case PHY_TYPE_USB3_DEVICE: + ret = comphy_usb3_power_up(lane, hpipe_base_addr, + comphy_base_addr); + break; + case PHY_TYPE_SGMII0: + case PHY_TYPE_SGMII1: + case PHY_TYPE_SGMII2: + case PHY_TYPE_SGMII3: + if (ptr_comphy_map->speed == PHY_SPEED_INVALID) { + debug("Warning: SGMII PHY speed in lane %d is invalid, set PHY speed to 1.25G\n", + lane); + ptr_comphy_map->speed = PHY_SPEED_1_25G; + } + ret = comphy_sgmii_power_up( + lane, ptr_comphy_map->speed, hpipe_base_addr, + comphy_base_addr); + break; + case PHY_TYPE_KR: + ret = comphy_kr_power_up(lane, hpipe_base_addr, + comphy_base_addr); + break; + case PHY_TYPE_RXAUI0: + case PHY_TYPE_RXAUI1: + ret = comphy_rxauii_power_up(lane, hpipe_base_addr, + comphy_base_addr); + break; + default: + debug("Unknown SerDes type, skip initialize SerDes %d\n", + lane); + break; + } + if (ret == 0) { + /* + * If interface wans't initialiuzed, set the lane to + * PHY_TYPE_UNCONNECTED state. + */ + ptr_comphy_map->type = PHY_TYPE_UNCONNECTED; + error("PLL is not locked - Failed to initialize lane %d\n", + lane); + } + } + + debug_exit(); + return 0; +} diff --git a/drivers/phy/marvell/comphy_hpipe.h b/drivers/phy/marvell/comphy_hpipe.h new file mode 100644 index 00000000000..179e910a0c8 --- /dev/null +++ b/drivers/phy/marvell/comphy_hpipe.h @@ -0,0 +1,420 @@ +/* + * Copyright (C) 2015-2016 Marvell International Ltd. + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef _COMPHY_HPIPE_H_ +#define _COMPHY_HPIPE_H_ + +/* SerDes IP register */ +#define SD_EXTERNAL_CONFIG0_REG 0 +#define SD_EXTERNAL_CONFIG0_SD_PU_PLL_OFFSET 1 +#define SD_EXTERNAL_CONFIG0_SD_PU_PLL_MASK \ + (1 << SD_EXTERNAL_CONFIG0_SD_PU_PLL_OFFSET) +#define SD_EXTERNAL_CONFIG0_SD_PHY_GEN_RX_OFFSET 3 +#define SD_EXTERNAL_CONFIG0_SD_PHY_GEN_RX_MASK \ + (0xf << SD_EXTERNAL_CONFIG0_SD_PHY_GEN_RX_OFFSET) +#define SD_EXTERNAL_CONFIG0_SD_PHY_GEN_TX_OFFSET 7 +#define SD_EXTERNAL_CONFIG0_SD_PHY_GEN_TX_MASK \ + (0xf << SD_EXTERNAL_CONFIG0_SD_PHY_GEN_TX_OFFSET) +#define SD_EXTERNAL_CONFIG0_SD_PU_RX_OFFSET 11 +#define SD_EXTERNAL_CONFIG0_SD_PU_RX_MASK \ + (1 << SD_EXTERNAL_CONFIG0_SD_PU_RX_OFFSET) +#define SD_EXTERNAL_CONFIG0_SD_PU_TX_OFFSET 12 +#define SD_EXTERNAL_CONFIG0_SD_PU_TX_MASK \ + (1 << SD_EXTERNAL_CONFIG0_SD_PU_TX_OFFSET) +#define SD_EXTERNAL_CONFIG0_HALF_BUS_MODE_OFFSET 14 +#define SD_EXTERNAL_CONFIG0_HALF_BUS_MODE_MASK \ + (1 << SD_EXTERNAL_CONFIG0_HALF_BUS_MODE_OFFSET) +#define SD_EXTERNAL_CONFIG0_MEDIA_MODE_OFFSET 15 +#define SD_EXTERNAL_CONFIG0_MEDIA_MODE_MASK \ + (0x1 << SD_EXTERNAL_CONFIG0_MEDIA_MODE_OFFSET) + +#define SD_EXTERNAL_CONFIG1_REG 0x4 +#define SD_EXTERNAL_CONFIG1_RESET_IN_OFFSET 3 +#define SD_EXTERNAL_CONFIG1_RESET_IN_MASK \ + (0x1 << SD_EXTERNAL_CONFIG1_RESET_IN_OFFSET) +#define SD_EXTERNAL_CONFIG1_RX_INIT_OFFSET 4 +#define SD_EXTERNAL_CONFIG1_RX_INIT_MASK \ + (0x1 << SD_EXTERNAL_CONFIG1_RX_INIT_OFFSET) +#define SD_EXTERNAL_CONFIG1_RESET_CORE_OFFSET 5 +#define SD_EXTERNAL_CONFIG1_RESET_CORE_MASK \ + (0x1 << SD_EXTERNAL_CONFIG1_RESET_CORE_OFFSET) +#define SD_EXTERNAL_CONFIG1_RF_RESET_IN_OFFSET 6 +#define SD_EXTERNAL_CONFIG1_RF_RESET_IN_MASK \ + (0x1 << SD_EXTERNAL_CONFIG1_RF_RESET_IN_OFFSET) + +#define SD_EXTERNAL_CONFIG2_REG 0x8 +#define SD_EXTERNAL_CONFIG2_PIN_DFE_EN_OFFSET 4 +#define SD_EXTERNAL_CONFIG2_PIN_DFE_EN_MASK \ + (0x1 << SD_EXTERNAL_CONFIG2_PIN_DFE_EN_OFFSET) + +#define SD_EXTERNAL_STATUS0_REG 0x18 +#define SD_EXTERNAL_STATUS0_PLL_TX_OFFSET 2 +#define SD_EXTERNAL_STATUS0_PLL_TX_MASK \ + (0x1 << SD_EXTERNAL_STATUS0_PLL_TX_OFFSET) +#define SD_EXTERNAL_STATUS0_PLL_RX_OFFSET 3 +#define SD_EXTERNAL_STATUS0_PLL_RX_MASK \ + (0x1 << SD_EXTERNAL_STATUS0_PLL_RX_OFFSET) +#define SD_EXTERNAL_STATUS0_RX_INIT_OFFSET 4 +#define SD_EXTERNAL_STATUS0_RX_INIT_MASK \ + (0x1 << SD_EXTERNAL_STATUS0_RX_INIT_OFFSET) +#define SD_EXTERNAL_STATUS0_RF_RESET_IN_OFFSET 6 +#define SD_EXTERNAL_STATUS0_RF_RESET_IN_MASK \ + (0x1 << SD_EXTERNAL_STATUS0_RF_RESET_IN_OFFSET) + +/* HPIPE register */ +#define HPIPE_PWR_PLL_REG 0x4 +#define HPIPE_PWR_PLL_REF_FREQ_OFFSET 0 +#define HPIPE_PWR_PLL_REF_FREQ_MASK \ + (0x1f << HPIPE_PWR_PLL_REF_FREQ_OFFSET) +#define HPIPE_PWR_PLL_PHY_MODE_OFFSET 5 +#define HPIPE_PWR_PLL_PHY_MODE_MASK \ + (0x7 << HPIPE_PWR_PLL_PHY_MODE_OFFSET) + +#define HPIPE_KVCO_CALIB_CTRL_REG 0x8 +#define HPIPE_KVCO_CALIB_CTRL_MAX_PLL_OFFSET 12 +#define HPIPE_KVCO_CALIB_CTRL_MAX_PLL_MASK \ + (0x1 << HPIPE_KVCO_CALIB_CTRL_MAX_PLL_OFFSET) + +#define HPIPE_CAL_REG1_REG 0xc +#define HPIPE_CAL_REG_1_EXT_TXIMP_OFFSET 10 +#define HPIPE_CAL_REG_1_EXT_TXIMP_MASK \ + (0x1f << HPIPE_CAL_REG_1_EXT_TXIMP_OFFSET) +#define HPIPE_CAL_REG_1_EXT_TXIMP_EN_OFFSET 15 +#define HPIPE_CAL_REG_1_EXT_TXIMP_EN_MASK \ + (0x1 << HPIPE_CAL_REG_1_EXT_TXIMP_EN_OFFSET) + +#define HPIPE_SQUELCH_FFE_SETTING_REG 0x018 + +#define HPIPE_DFE_REG0 0x01C +#define HPIPE_DFE_RES_FORCE_OFFSET 15 +#define HPIPE_DFE_RES_FORCE_MASK \ + (0x1 << HPIPE_DFE_RES_FORCE_OFFSET) + +#define HPIPE_DFE_F3_F5_REG 0x028 +#define HPIPE_DFE_F3_F5_DFE_EN_OFFSET 14 +#define HPIPE_DFE_F3_F5_DFE_EN_MASK \ + (0x1 << HPIPE_DFE_F3_F5_DFE_EN_OFFSET) +#define HPIPE_DFE_F3_F5_DFE_CTRL_OFFSET 15 +#define HPIPE_DFE_F3_F5_DFE_CTRL_MASK \ + (0x1 << HPIPE_DFE_F3_F5_DFE_CTRL_OFFSET) + +#define HPIPE_G1_SET_0_REG 0x034 +#define HPIPE_G1_SET_0_G1_TX_AMP_OFFSET 1 +#define HPIPE_G1_SET_0_G1_TX_AMP_MASK \ + (0x1f << HPIPE_G1_SET_0_G1_TX_AMP_OFFSET) +#define HPIPE_G1_SET_0_G1_TX_EMPH1_OFFSET 7 +#define HPIPE_G1_SET_0_G1_TX_EMPH1_MASK \ + (0xf << HPIPE_G1_SET_0_G1_TX_EMPH1_OFFSET) + +#define HPIPE_G1_SET_1_REG 0x038 +#define HPIPE_G1_SET_1_G1_RX_SELMUPI_OFFSET 0 +#define HPIPE_G1_SET_1_G1_RX_SELMUPI_MASK \ + (0x7 << HPIPE_G1_SET_1_G1_RX_SELMUPI_OFFSET) +#define HPIPE_G1_SET_1_G1_RX_SELMUPP_OFFSET 3 +#define HPIPE_G1_SET_1_G1_RX_SELMUPP_MASK \ + (0x7 << HPIPE_G1_SET_1_G1_RX_SELMUPP_OFFSET) +#define HPIPE_G1_SET_1_G1_RX_DFE_EN_OFFSET 10 +#define HPIPE_G1_SET_1_G1_RX_DFE_EN_MASK \ + (0x1 << HPIPE_G1_SET_1_G1_RX_DFE_EN_OFFSET) + +#define HPIPE_G2_SETTINGS_1_REG 0x040 + +#define HPIPE_G3_SETTINGS_1_REG 0x048 +#define HPIPE_G3_RX_SELMUPI_OFFSET 0 +#define HPIPE_G3_RX_SELMUPI_MASK \ + (0x7 << HPIPE_G3_RX_SELMUPI_OFFSET) +#define HPIPE_G3_RX_SELMUPF_OFFSET 3 +#define HPIPE_G3_RX_SELMUPF_MASK \ + (0x7 << HPIPE_G3_RX_SELMUPF_OFFSET) +#define HPIPE_G3_SETTING_BIT_OFFSET 13 +#define HPIPE_G3_SETTING_BIT_MASK \ + (0x1 << HPIPE_G3_SETTING_BIT_OFFSET) + +#define HPIPE_LOOPBACK_REG 0x08c +#define HPIPE_LOOPBACK_SEL_OFFSET 1 +#define HPIPE_LOOPBACK_SEL_MASK \ + (0x7 << HPIPE_LOOPBACK_SEL_OFFSET) + +#define HPIPE_SYNC_PATTERN_REG 0x090 + +#define HPIPE_INTERFACE_REG 0x94 +#define HPIPE_INTERFACE_GEN_MAX_OFFSET 10 +#define HPIPE_INTERFACE_GEN_MAX_MASK \ + (0x3 << HPIPE_INTERFACE_GEN_MAX_OFFSET) +#define HPIPE_INTERFACE_LINK_TRAIN_OFFSET 14 +#define HPIPE_INTERFACE_LINK_TRAIN_MASK \ + (0x1 << HPIPE_INTERFACE_LINK_TRAIN_OFFSET) + +#define HPIPE_ISOLATE_MODE_REG 0x98 +#define HPIPE_ISOLATE_MODE_GEN_RX_OFFSET 0 +#define HPIPE_ISOLATE_MODE_GEN_RX_MASK \ + (0xf << HPIPE_ISOLATE_MODE_GEN_RX_OFFSET) +#define HPIPE_ISOLATE_MODE_GEN_TX_OFFSET 4 +#define HPIPE_ISOLATE_MODE_GEN_TX_MASK \ + (0xf << HPIPE_ISOLATE_MODE_GEN_TX_OFFSET) + +#define HPIPE_G1_SET_2_REG 0xf4 +#define HPIPE_G1_SET_2_G1_TX_EMPH0_OFFSET 0 +#define HPIPE_G1_SET_2_G1_TX_EMPH0_MASK \ + (0xf << HPIPE_G1_SET_2_G1_TX_EMPH0_OFFSET) +#define HPIPE_G1_SET_2_G1_TX_EMPH0_EN_OFFSET 4 +#define HPIPE_G1_SET_2_G1_TX_EMPH0_EN_MASK \ + (0x1 << HPIPE_G1_SET_2_G1_TX_EMPH0_MASK) + +#define HPIPE_VTHIMPCAL_CTRL_REG 0x104 + +#define HPIPE_PCIE_REG0 0x120 +#define HPIPE_PCIE_IDLE_SYNC_OFFSET 12 +#define HPIPE_PCIE_IDLE_SYNC_MASK \ + (0x1 << HPIPE_PCIE_IDLE_SYNC_OFFSET) +#define HPIPE_PCIE_SEL_BITS_OFFSET 13 +#define HPIPE_PCIE_SEL_BITS_MASK \ + (0x3 << HPIPE_PCIE_SEL_BITS_OFFSET) + +#define HPIPE_LANE_ALIGN_REG 0x124 +#define HPIPE_LANE_ALIGN_OFF_OFFSET 12 +#define HPIPE_LANE_ALIGN_OFF_MASK \ + (0x1 << HPIPE_LANE_ALIGN_OFF_OFFSET) + +#define HPIPE_MISC_REG 0x13C +#define HPIPE_MISC_CLK100M_125M_OFFSET 4 +#define HPIPE_MISC_CLK100M_125M_MASK \ + (0x1 << HPIPE_MISC_CLK100M_125M_OFFSET) +#define HPIPE_MISC_ICP_FORCE_OFFSET 5 +#define HPIPE_MISC_ICP_FORCE_MASK \ + (0x1 << HPIPE_MISC_ICP_FORCE_OFFSET) +#define HPIPE_MISC_TXDCLK_2X_OFFSET 6 +#define HPIPE_MISC_TXDCLK_2X_MASK \ + (0x1 << HPIPE_MISC_TXDCLK_2X_OFFSET) +#define HPIPE_MISC_CLK500_EN_OFFSET 7 +#define HPIPE_MISC_CLK500_EN_MASK \ + (0x1 << HPIPE_MISC_CLK500_EN_OFFSET) +#define HPIPE_MISC_REFCLK_SEL_OFFSET 10 +#define HPIPE_MISC_REFCLK_SEL_MASK \ + (0x1 << HPIPE_MISC_REFCLK_SEL_OFFSET) + +#define HPIPE_RX_CONTROL_1_REG 0x140 +#define HPIPE_RX_CONTROL_1_RXCLK2X_SEL_OFFSET 11 +#define HPIPE_RX_CONTROL_1_RXCLK2X_SEL_MASK \ + (0x1 << HPIPE_RX_CONTROL_1_RXCLK2X_SEL_OFFSET) +#define HPIPE_RX_CONTROL_1_CLK8T_EN_OFFSET 12 +#define HPIPE_RX_CONTROL_1_CLK8T_EN_MASK \ + (0x1 << HPIPE_RX_CONTROL_1_CLK8T_EN_OFFSET) + +#define HPIPE_PWR_CTR_REG 0x148 +#define HPIPE_PWR_CTR_RST_DFE_OFFSET 0 +#define HPIPE_PWR_CTR_RST_DFE_MASK \ + (0x1 << HPIPE_PWR_CTR_RST_DFE_OFFSET) +#define HPIPE_PWR_CTR_SFT_RST_OFFSET 10 +#define HPIPE_PWR_CTR_SFT_RST_MASK \ + (0x1 << HPIPE_PWR_CTR_SFT_RST_OFFSET) + +#define HPIPE_PLLINTP_REG1 0x150 + +#define HPIPE_SAMPLER_N_PROC_CALIB_CTRL_REG 0x16C +#define HPIPE_SMAPLER_OFFSET 12 +#define HPIPE_SMAPLER_MASK \ + (0x1 << HPIPE_SMAPLER_OFFSET) + +#define HPIPE_TX_REG1_REG 0x174 +#define HPIPE_TX_REG1_TX_EMPH_RES_OFFSET 5 +#define HPIPE_TX_REG1_TX_EMPH_RES_MASK \ + (0x3 << HPIPE_TX_REG1_TX_EMPH_RES_OFFSET) +#define HPIPE_TX_REG1_SLC_EN_OFFSET 10 +#define HPIPE_TX_REG1_SLC_EN_MASK \ + (0x3f << HPIPE_TX_REG1_SLC_EN_OFFSET) + +#define HPIPE_PWR_CTR_DTL_REG 0x184 +#define HPIPE_PWR_CTR_DTL_FLOOP_EN_OFFSET 2 +#define HPIPE_PWR_CTR_DTL_FLOOP_EN_MASK \ + (0x1 << HPIPE_PWR_CTR_DTL_FLOOP_EN_OFFSET) + +#define HPIPE_RX_REG3 0x188 + +#define HPIPE_TX_TRAIN_CTRL_0_REG 0x268 +#define HPIPE_TX_TRAIN_P2P_HOLD_OFFSET 15 +#define HPIPE_TX_TRAIN_P2P_HOLD_MASK \ + (0x1 << HPIPE_TX_TRAIN_P2P_HOLD_OFFSET) + +#define HPIPE_TX_TRAIN_CTRL_REG 0x26C +#define HPIPE_TX_TRAIN_CTRL_G1_OFFSET 0 +#define HPIPE_TX_TRAIN_CTRL_G1_MASK \ + (0x1 << HPIPE_TX_TRAIN_CTRL_G1_OFFSET) +#define HPIPE_TX_TRAIN_CTRL_GN1_OFFSET 1 +#define HPIPE_TX_TRAIN_CTRL_GN1_MASK \ + (0x1 << HPIPE_TX_TRAIN_CTRL_GN1_OFFSET) +#define HPIPE_TX_TRAIN_CTRL_G0_OFFSET 2 +#define HPIPE_TX_TRAIN_CTRL_G0_MASK \ + (0x1 << HPIPE_TX_TRAIN_CTRL_G0_OFFSET) + +#define HPIPE_TX_TRAIN_CTRL_4_REG 0x278 +#define HPIPE_TRX_TRAIN_TIMER_OFFSET 0 +#define HPIPE_TRX_TRAIN_TIMER_MASK \ + (0x3FF << HPIPE_TRX_TRAIN_TIMER_OFFSET) + +#define HPIPE_PCIE_REG1 0x288 +#define HPIPE_PCIE_REG3 0x290 + +#define HPIPE_TX_TRAIN_CTRL_5_REG 0x2A4 +#define HPIPE_TX_TRAIN_START_SQ_EN_OFFSET 11 +#define HPIPE_TX_TRAIN_START_SQ_EN_MASK \ + (0x1 << HPIPE_TX_TRAIN_START_SQ_EN_OFFSET) +#define HPIPE_TX_TRAIN_START_FRM_DET_EN_OFFSET 12 +#define HPIPE_TX_TRAIN_START_FRM_DET_EN_MASK \ + (0x1 << HPIPE_TX_TRAIN_START_FRM_DET_EN_OFFSET) +#define HPIPE_TX_TRAIN_START_FRM_LOCK_EN_OFFSET 13 +#define HPIPE_TX_TRAIN_START_FRM_LOCK_EN_MASK \ + (0x1 << HPIPE_TX_TRAIN_START_FRM_LOCK_EN_OFFSET) +#define HPIPE_TX_TRAIN_WAIT_TIME_EN_OFFSET 14 +#define HPIPE_TX_TRAIN_WAIT_TIME_EN_MASK \ + (0x1 << HPIPE_TX_TRAIN_WAIT_TIME_EN_OFFSET) + +#define HPIPE_TX_TRAIN_REG 0x31C +#define HPIPE_TX_TRAIN_CHK_INIT_OFFSET 4 +#define HPIPE_TX_TRAIN_CHK_INIT_MASK \ + (0x1 << HPIPE_TX_TRAIN_CHK_INIT_OFFSET) +#define HPIPE_TX_TRAIN_COE_FM_PIN_PCIE3_OFFSET 7 +#define HPIPE_TX_TRAIN_COE_FM_PIN_PCIE3_MASK \ + (0x1 << HPIPE_TX_TRAIN_COE_FM_PIN_PCIE3_OFFSET) + +#define HPIPE_TX_TRAIN_CTRL_11_REG 0x438 +#define HPIPE_TX_STATUS_CHECK_MODE_OFFSET 6 +#define HPIPE_TX_TX_STATUS_CHECK_MODE_MASK \ + (0x1 << HPIPE_TX_STATUS_CHECK_MODE_OFFSET) +#define HPIPE_TX_NUM_OF_PRESET_OFFSET 10 +#define HPIPE_TX_NUM_OF_PRESET_MASK \ + (0x7 << HPIPE_TX_NUM_OF_PRESET_OFFSET) +#define HPIPE_TX_SWEEP_PRESET_EN_OFFSET 15 +#define HPIPE_TX_SWEEP_PRESET_EN_MASK \ + (0x1 << HPIPE_TX_SWEEP_PRESET_EN_OFFSET) + +#define HPIPE_G1_SETTINGS_3_REG 0x440 +#define HPIPE_G1_SETTINGS_3_G1_FBCK_SEL_OFFSET 9 +#define HPIPE_G1_SETTINGS_3_G1_FBCK_SEL_MASK \ + (0x1 << HPIPE_G1_SETTINGS_3_G1_FBCK_SEL_OFFSET) + +#define HPIPE_G1_SETTINGS_4_REG 0x444 +#define HPIPE_G1_SETTINGS_4_G1_DFE_RES_OFFSET 8 +#define HPIPE_G1_SETTINGS_4_G1_DFE_RES_MASK \ + (0x3 << HPIPE_G1_SETTINGS_4_G1_DFE_RES_OFFSET) + +#define HPIPE_G2_SETTINGS_3_REG 0x448 +#define HPIPE_G2_SETTINGS_4_REG 0x44C + +#define HPIPE_G3_SETTING_3_REG 0x450 +#define HPIPE_G3_FFE_DEG_RES_LEVEL_OFFSET 12 +#define HPIPE_G3_FFE_DEG_RES_LEVEL_MASK \ + (0x3 << HPIPE_G3_FFE_DEG_RES_LEVEL_OFFSET) +#define HPIPE_G3_FFE_LOAD_RES_LEVEL_OFFSET 14 +#define HPIPE_G3_FFE_LOAD_RES_LEVEL_MASK \ + (0x3 << HPIPE_G3_FFE_LOAD_RES_LEVEL_OFFSET) + +#define HPIPE_G3_SETTING_4_REG 0x454 +#define HPIPE_G3_DFE_RES_OFFSET 8 +#define HPIPE_G3_DFE_RES_MASK \ + (0x3 << HPIPE_G3_DFE_RES_OFFSET) + +#define HPIPE_DFE_CTRL_28_REG 0x49C +#define HPIPE_DFE_CTRL_28_PIPE4_OFFSET 7 +#define HPIPE_DFE_CTRL_28_PIPE4_MASK \ + (0x1 << HPIPE_DFE_CTRL_28_PIPE4_OFFSET) + +#define HPIPE_G1_SETTING_5_REG 0x538 +#define HPIPE_G1_SETTING_5_G1_ICP_OFFSET 0 +#define HPIPE_G1_SETTING_5_G1_ICP_MASK \ + (0xf << HPIPE_G1_SETTING_5_G1_ICP_OFFSET) + +#define HPIPE_LANE_CONFIG0_REG 0x600 +#define HPIPE_LANE_CONFIG0_TXDEEMPH0_OFFSET 0 +#define HPIPE_LANE_CONFIG0_TXDEEMPH0_MASK \ + (0x1 << HPIPE_LANE_CONFIG0_TXDEEMPH0_OFFSET) + +#define HPIPE_LANE_CONFIG1_REG 0x604 +#define HPIPE_LANE_CONFIG1_MAX_PLL_OFFSET 9 +#define HPIPE_LANE_CONFIG1_MAX_PLL_MASK \ + (0x1 << HPIPE_LANE_CONFIG1_MAX_PLL_OFFSET) +#define HPIPE_LANE_CONFIG1_GEN2_PLL_OFFSET 10 +#define HPIPE_LANE_CONFIG1_GEN2_PLL_MASK \ + (0x1 << HPIPE_LANE_CONFIG1_GEN2_PLL_OFFSET) + +#define HPIPE_LANE_STATUS1_REG 0x60C +#define HPIPE_LANE_STATUS1_PCLK_EN_OFFSET 0 +#define HPIPE_LANE_STATUS1_PCLK_EN_MASK \ + (0x1 << HPIPE_LANE_STATUS1_PCLK_EN_OFFSET) + +#define HPIPE_LANE_CFG4_REG 0x620 +#define HPIPE_LANE_CFG4_DFE_CTRL_OFFSET 0 +#define HPIPE_LANE_CFG4_DFE_CTRL_MASK \ + (0x7 << HPIPE_LANE_CFG4_DFE_CTRL_OFFSET) +#define HPIPE_LANE_CFG4_DFE_OVER_OFFSET 6 +#define HPIPE_LANE_CFG4_DFE_OVER_MASK \ + (0x1 << HPIPE_LANE_CFG4_DFE_OVER_OFFSET) +#define HPIPE_LANE_CFG4_SSC_CTRL_OFFSET 7 +#define HPIPE_LANE_CFG4_SSC_CTRL_MASK \ + (0x1 << HPIPE_LANE_CFG4_SSC_CTRL_OFFSET) + +#define HPIPE_LANE_EQU_CONFIG_0_REG 0x69C +#define HPIPE_CFG_PHY_RC_EP_OFFSET 12 +#define HPIPE_CFG_PHY_RC_EP_MASK \ + (0x1 << HPIPE_CFG_PHY_RC_EP_OFFSET) + +#define HPIPE_LANE_EQ_CFG1_REG 0x6a0 +#define HPIPE_CFG_UPDATE_POLARITY_OFFSET 12 +#define HPIPE_CFG_UPDATE_POLARITY_MASK \ + (0x1 << HPIPE_CFG_UPDATE_POLARITY_OFFSET) + +#define HPIPE_RST_CLK_CTRL_REG 0x704 +#define HPIPE_RST_CLK_CTRL_PIPE_RST_OFFSET 0 +#define HPIPE_RST_CLK_CTRL_PIPE_RST_MASK \ + (0x1 << HPIPE_RST_CLK_CTRL_PIPE_RST_OFFSET) +#define HPIPE_RST_CLK_CTRL_FIXED_PCLK_OFFSET 2 +#define HPIPE_RST_CLK_CTRL_FIXED_PCLK_MASK \ + (0x1 << HPIPE_RST_CLK_CTRL_FIXED_PCLK_OFFSET) +#define HPIPE_RST_CLK_CTRL_PIPE_WIDTH_OFFSET 3 +#define HPIPE_RST_CLK_CTRL_PIPE_WIDTH_MASK \ + (0x1 << HPIPE_RST_CLK_CTRL_PIPE_WIDTH_OFFSET) +#define HPIPE_RST_CLK_CTRL_CORE_FREQ_SEL_OFFSET 9 +#define HPIPE_RST_CLK_CTRL_CORE_FREQ_SEL_MASK \ + (0x1 << HPIPE_RST_CLK_CTRL_CORE_FREQ_SEL_OFFSET) + +#define HPIPE_TST_MODE_CTRL_REG 0x708 +#define HPIPE_TST_MODE_CTRL_MODE_MARGIN_OFFSET 2 +#define HPIPE_TST_MODE_CTRL_MODE_MARGIN_MASK \ + (0x1 << HPIPE_TST_MODE_CTRL_MODE_MARGIN_OFFSET) + +#define HPIPE_CLK_SRC_LO_REG 0x70c +#define HPIPE_CLK_SRC_LO_BUNDLE_PERIOD_SEL_OFFSET 1 +#define HPIPE_CLK_SRC_LO_BUNDLE_PERIOD_SEL_MASK \ + (0x1 << HPIPE_CLK_SRC_LO_BUNDLE_PERIOD_SEL_OFFSET) +#define HPIPE_CLK_SRC_LO_BUNDLE_PERIOD_SCALE_OFFSET 2 +#define HPIPE_CLK_SRC_LO_BUNDLE_PERIOD_SCALE_MASK \ + (0x3 << HPIPE_CLK_SRC_LO_BUNDLE_PERIOD_SCALE_OFFSET) +#define HPIPE_CLK_SRC_LO_PLL_RDY_DL_OFFSET 5 +#define HPIPE_CLK_SRC_LO_PLL_RDY_DL_MASK \ + (0x7 << HPIPE_CLK_SRC_LO_PLL_RDY_DL_OFFSET) + +#define HPIPE_CLK_SRC_HI_REG 0x710 +#define HPIPE_CLK_SRC_HI_LANE_STRT_OFFSET 0 +#define HPIPE_CLK_SRC_HI_LANE_STRT_MASK \ + (0x1 << HPIPE_CLK_SRC_HI_LANE_STRT_OFFSET) +#define HPIPE_CLK_SRC_HI_LANE_BREAK_OFFSET 1 +#define HPIPE_CLK_SRC_HI_LANE_BREAK_MASK \ + (0x1 << HPIPE_CLK_SRC_HI_LANE_BREAK_OFFSET) +#define HPIPE_CLK_SRC_HI_LANE_MASTER_OFFSET 2 +#define HPIPE_CLK_SRC_HI_LANE_MASTER_MASK \ + (0x1 << HPIPE_CLK_SRC_HI_LANE_MASTER_OFFSET) +#define HPIPE_CLK_SRC_HI_MODE_PIPE_OFFSET 7 +#define HPIPE_CLK_SRC_HI_MODE_PIPE_MASK \ + (0x1 << HPIPE_CLK_SRC_HI_MODE_PIPE_OFFSET) + +#define HPIPE_GLOBAL_MISC_CTRL 0x718 +#define HPIPE_GLOBAL_PM_CTRL 0x740 +#define HPIPE_GLOBAL_PM_RXDLOZ_WAIT_OFFSET 0 +#define HPIPE_GLOBAL_PM_RXDLOZ_WAIT_MASK \ + (0xFF << HPIPE_GLOBAL_PM_RXDLOZ_WAIT_OFFSET) + +#endif /* _COMPHY_HPIPE_H_ */ + diff --git a/drivers/phy/marvell/comphy_mux.c b/drivers/phy/marvell/comphy_mux.c new file mode 100644 index 00000000000..1dc7426b638 --- /dev/null +++ b/drivers/phy/marvell/comphy_mux.c @@ -0,0 +1,118 @@ +/* + * Copyright (C) 2015-2016 Marvell International Ltd. + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <asm/io.h> + +#include "comphy.h" +#include "comphy_hpipe.h" + +/* + * comphy_mux_check_config() + * description: this function passes over the COMPHY lanes and check if the type + * is valid for specific lane. If the type is not valid, + * the function update the struct and set the type of the lane as + * PHY_TYPE_UNCONNECTED + */ +static void comphy_mux_check_config(struct comphy_mux_data *mux_data, + struct comphy_map *comphy_map_data, int comphy_max_lanes) +{ + struct comphy_mux_options *mux_opt; + int lane, opt, valid; + + debug_enter(); + + for (lane = 0; lane < comphy_max_lanes; + lane++, comphy_map_data++, mux_data++) { + mux_opt = mux_data->mux_values; + for (opt = 0, valid = 0; opt < mux_data->max_lane_values; + opt++, mux_opt++) { + if (mux_opt->type == comphy_map_data->type) { + valid = 1; + break; + } + } + if (valid == 0) { + debug("lane number %d, had invalid type %d\n", + lane, comphy_map_data->type); + debug("set lane %d as type %d\n", lane, + PHY_TYPE_UNCONNECTED); + comphy_map_data->type = PHY_TYPE_UNCONNECTED; + } else { + debug("lane number %d, has type %d\n", + lane, comphy_map_data->type); + } + } + + debug_exit(); +} + +static u32 comphy_mux_get_mux_value(struct comphy_mux_data *mux_data, + u32 type, int lane) +{ + struct comphy_mux_options *mux_opt; + int opt; + u32 value = 0; + + debug_enter(); + + mux_opt = mux_data->mux_values; + for (opt = 0 ; opt < mux_data->max_lane_values; opt++, mux_opt++) { + if (mux_opt->type == type) { + value = mux_opt->mux_value; + break; + } + } + + debug_exit(); + + return value; +} + +static void comphy_mux_reg_write(struct comphy_mux_data *mux_data, + struct comphy_map *comphy_map_data, + int comphy_max_lanes, + void __iomem *selector_base, u32 bitcount) +{ + u32 lane, value, offset, mask; + + debug_enter(); + + for (lane = 0; lane < comphy_max_lanes; + lane++, comphy_map_data++, mux_data++) { + offset = lane * bitcount; + mask = (((1 << bitcount) - 1) << offset); + value = (comphy_mux_get_mux_value(mux_data, + comphy_map_data->type, + lane) << offset); + reg_set(selector_base, value, mask); + } + + debug_exit(); +} + +void comphy_mux_init(struct chip_serdes_phy_config *chip_cfg, + struct comphy_map *comphy_map_data, + void __iomem *selector_base) +{ + struct comphy_mux_data *mux_data; + u32 mux_bitcount; + u32 comphy_max_lanes; + + debug_enter(); + + comphy_max_lanes = chip_cfg->comphy_lanes_count; + mux_data = chip_cfg->mux_data; + mux_bitcount = chip_cfg->comphy_mux_bitcount; + + /* check if the configuration is valid */ + comphy_mux_check_config(mux_data, comphy_map_data, comphy_max_lanes); + /* Init COMPHY selectors */ + comphy_mux_reg_write(mux_data, comphy_map_data, comphy_max_lanes, + selector_base, mux_bitcount); + + debug_exit(); +} diff --git a/drivers/phy/marvell/sata.h b/drivers/phy/marvell/sata.h new file mode 100644 index 00000000000..be2ba54a0dd --- /dev/null +++ b/drivers/phy/marvell/sata.h @@ -0,0 +1,30 @@ +/* + * Copyright (C) 2015-2016 Marvell International Ltd. + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef _SATA_H_ +#define _SATA_H_ + +/* SATA3 Unit address */ +#define SATA3_VENDOR_ADDRESS 0xA0 +#define SATA3_VENDOR_ADDR_OFSSET 0 +#define SATA3_VENDOR_ADDR_MASK (0xFFFFFFFF << SATA3_VENDOR_ADDR_OFSSET) +#define SATA3_VENDOR_DATA 0xA4 + +#define SATA_CONTROL_REG 0x0 +#define SATA3_CTRL_SATA0_PD_OFFSET 6 +#define SATA3_CTRL_SATA0_PD_MASK (1 << SATA3_CTRL_SATA0_PD_OFFSET) +#define SATA3_CTRL_SATA1_PD_OFFSET 14 +#define SATA3_CTRL_SATA1_PD_MASK (1 << SATA3_CTRL_SATA1_PD_OFFSET) +#define SATA3_CTRL_SATA1_ENABLE_OFFSET 22 +#define SATA3_CTRL_SATA1_ENABLE_MASK (1 << SATA3_CTRL_SATA1_ENABLE_OFFSET) +#define SATA3_CTRL_SATA_SSU_OFFSET 23 +#define SATA3_CTRL_SATA_SSU_MASK (1 << SATA3_CTRL_SATA_SSU_OFFSET) + +#define SATA_MBUS_SIZE_SELECT_REG 0x4 +#define SATA_MBUS_REGRET_EN_OFFSET 7 +#define SATA_MBUS_REGRET_EN_MASK (0x1 << SATA_MBUS_REGRET_EN_OFFSET) + +#endif /* _SATA_H_ */ diff --git a/drivers/phy/marvell/utmi_phy.h b/drivers/phy/marvell/utmi_phy.h new file mode 100644 index 00000000000..01e53ba0fd7 --- /dev/null +++ b/drivers/phy/marvell/utmi_phy.h @@ -0,0 +1,90 @@ +/* + * Copyright (C) 2015-2016 Marvell International Ltd. + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef _UTMI_PHY_H_ +#define _UTMI_PHY_H_ + +#define UTMI_USB_CFG_DEVICE_EN_OFFSET 0 +#define UTMI_USB_CFG_DEVICE_EN_MASK \ + (0x1 << UTMI_USB_CFG_DEVICE_EN_OFFSET) +#define UTMI_USB_CFG_DEVICE_MUX_OFFSET 1 +#define UTMI_USB_CFG_DEVICE_MUX_MASK \ + (0x1 << UTMI_USB_CFG_DEVICE_MUX_OFFSET) +#define UTMI_USB_CFG_PLL_OFFSET 25 +#define UTMI_USB_CFG_PLL_MASK \ + (0x1 << UTMI_USB_CFG_PLL_OFFSET) + +#define UTMI_PHY_CFG_PU_OFFSET 5 +#define UTMI_PHY_CFG_PU_MASK \ + (0x1 << UTMI_PHY_CFG_PU_OFFSET) + +#define UTMI_PLL_CTRL_REG 0x0 +#define UTMI_PLL_CTRL_REFDIV_OFFSET 0 +#define UTMI_PLL_CTRL_REFDIV_MASK \ + (0x7f << UTMI_PLL_CTRL_REFDIV_OFFSET) +#define UTMI_PLL_CTRL_FBDIV_OFFSET 16 +#define UTMI_PLL_CTRL_FBDIV_MASK \ + (0x1FF << UTMI_PLL_CTRL_FBDIV_OFFSET) +#define UTMI_PLL_CTRL_SEL_LPFR_OFFSET 28 +#define UTMI_PLL_CTRL_SEL_LPFR_MASK \ + (0x3 << UTMI_PLL_CTRL_SEL_LPFR_OFFSET) +#define UTMI_PLL_CTRL_PLL_RDY_OFFSET 31 +#define UTMI_PLL_CTRL_PLL_RDY_MASK \ + (0x1 << UTMI_PLL_CTRL_PLL_RDY_OFFSET) + +#define UTMI_CALIB_CTRL_REG 0x8 +#define UTMI_CALIB_CTRL_IMPCAL_VTH_OFFSET 8 +#define UTMI_CALIB_CTRL_IMPCAL_VTH_MASK \ + (0x7 << UTMI_CALIB_CTRL_IMPCAL_VTH_OFFSET) +#define UTMI_CALIB_CTRL_IMPCAL_DONE_OFFSET 23 +#define UTMI_CALIB_CTRL_IMPCAL_DONE_MASK \ + (0x1 << UTMI_CALIB_CTRL_IMPCAL_DONE_OFFSET) +#define UTMI_CALIB_CTRL_PLLCAL_DONE_OFFSET 31 +#define UTMI_CALIB_CTRL_PLLCAL_DONE_MASK \ + (0x1 << UTMI_CALIB_CTRL_PLLCAL_DONE_OFFSET) + +#define UTMI_TX_CH_CTRL_REG 0xC +#define UTMI_TX_CH_CTRL_DRV_EN_LS_OFFSET 12 +#define UTMI_TX_CH_CTRL_DRV_EN_LS_MASK \ + (0xf << UTMI_TX_CH_CTRL_DRV_EN_LS_OFFSET) +#define UTMI_TX_CH_CTRL_IMP_SEL_LS_OFFSET 16 +#define UTMI_TX_CH_CTRL_IMP_SEL_LS_MASK \ + (0xf << UTMI_TX_CH_CTRL_IMP_SEL_LS_OFFSET) + +#define UTMI_RX_CH_CTRL0_REG 0x14 +#define UTMI_RX_CH_CTRL0_SQ_DET_OFFSET 15 +#define UTMI_RX_CH_CTRL0_SQ_DET_MASK \ + (0x1 << UTMI_RX_CH_CTRL0_SQ_DET_OFFSET) +#define UTMI_RX_CH_CTRL0_SQ_ANA_DTC_OFFSET 28 +#define UTMI_RX_CH_CTRL0_SQ_ANA_DTC_MASK \ + (0x1 << UTMI_RX_CH_CTRL0_SQ_ANA_DTC_OFFSET) + +#define UTMI_RX_CH_CTRL1_REG 0x18 +#define UTMI_RX_CH_CTRL1_SQ_AMP_CAL_OFFSET 0 +#define UTMI_RX_CH_CTRL1_SQ_AMP_CAL_MASK \ + (0x3 << UTMI_RX_CH_CTRL1_SQ_AMP_CAL_OFFSET) +#define UTMI_RX_CH_CTRL1_SQ_AMP_CAL_EN_OFFSET 3 +#define UTMI_RX_CH_CTRL1_SQ_AMP_CAL_EN_MASK \ + (0x1 << UTMI_RX_CH_CTRL1_SQ_AMP_CAL_EN_OFFSET) + +#define UTMI_CTRL_STATUS0_REG 0x24 +#define UTMI_CTRL_STATUS0_SUSPENDM_OFFSET 22 +#define UTMI_CTRL_STATUS0_SUSPENDM_MASK \ + (0x1 << UTMI_CTRL_STATUS0_SUSPENDM_OFFSET) +#define UTMI_CTRL_STATUS0_TEST_SEL_OFFSET 25 +#define UTMI_CTRL_STATUS0_TEST_SEL_MASK \ + (0x1 << UTMI_CTRL_STATUS0_TEST_SEL_OFFSET) + +#define UTMI_CHGDTC_CTRL_REG 0x38 +#define UTMI_CHGDTC_CTRL_VDAT_OFFSET 8 +#define UTMI_CHGDTC_CTRL_VDAT_MASK \ + (0x3 << UTMI_CHGDTC_CTRL_VDAT_OFFSET) +#define UTMI_CHGDTC_CTRL_VSRC_OFFSET 10 +#define UTMI_CHGDTC_CTRL_VSRC_MASK \ + (0x3 << UTMI_CHGDTC_CTRL_VSRC_OFFSET) + +#endif /* _UTMI_PHY_H_ */ + diff --git a/drivers/serial/Kconfig b/drivers/serial/Kconfig index ab5df70bfc5..541cf2e512f 100644 --- a/drivers/serial/Kconfig +++ b/drivers/serial/Kconfig @@ -147,6 +147,13 @@ config DEBUG_UART_ARM_DCC This port is available at least on ARMv6, ARMv7, ARMv8 and XScale architectures. +config DEBUG_MVEBU_A3700_UART + bool "Marvell Armada 3700" + help + Select this to enable a debug UART using the serial_mvebu driver. You + will need to provide parameters to make this work. The driver will + be available until the real driver-model serial is running. + config DEBUG_UART_ZYNQ bool "Xilinx Zynq" help @@ -295,6 +302,13 @@ config FSL_LPUART Select this to enable a Low Power UART for Freescale VF610 and QorIQ Layerscape devices. +config MVEBU_A3700_UART + bool "UART support for Armada 3700" + default n + help + Choose this option to add support for UART driver on the Marvell + Armada 3700 SoC. The base address is configured via DT. + config PIC32_SERIAL bool "Support for Microchip PIC32 on-chip UART" depends on DM_SERIAL && MACH_PIC32 @@ -371,4 +385,5 @@ config MSM_SERIAL It should support all Qualcomm devices with UARTDM version 1.4, for example APQ8016 and MSM8916. Single baudrate is supported in current implementation (115200). + endmenu diff --git a/drivers/serial/Makefile b/drivers/serial/Makefile index 6986d659ab0..21b129206ad 100644 --- a/drivers/serial/Makefile +++ b/drivers/serial/Makefile @@ -46,6 +46,7 @@ obj-$(CONFIG_PIC32_SERIAL) += serial_pic32.o obj-$(CONFIG_STM32X7_SERIAL) += serial_stm32x7.o obj-$(CONFIG_BCM283X_MU_SERIAL) += serial_bcm283x_mu.o obj-$(CONFIG_MSM_SERIAL) += serial_msm.o +obj-$(CONFIG_MVEBU_A3700_UART) += serial_mvebu_a3700.o ifndef CONFIG_SPL_BUILD obj-$(CONFIG_USB_TTY) += usbtty.o diff --git a/drivers/serial/serial_mvebu_a3700.c b/drivers/serial/serial_mvebu_a3700.c new file mode 100644 index 00000000000..192e79a3d36 --- /dev/null +++ b/drivers/serial/serial_mvebu_a3700.c @@ -0,0 +1,175 @@ +/* + * Copyright (C) 2016 Stefan Roese <sr@denx.de> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <dm.h> +#include <serial.h> +#include <asm/io.h> + +struct mvebu_platdata { + void __iomem *base; +}; + +/* + * Register offset + */ +#define UART_RX_REG 0x00 +#define UART_TX_REG 0x04 +#define UART_CTRL_REG 0x08 +#define UART_STATUS_REG 0x0c +#define UART_BAUD_REG 0x10 +#define UART_POSSR_REG 0x14 + +#define UART_STATUS_RX_RDY 0x10 +#define UART_STATUS_TXFIFO_FULL 0x800 + +#define UART_CTRL_RXFIFO_RESET 0x4000 +#define UART_CTRL_TXFIFO_RESET 0x8000 + +#define CONFIG_UART_BASE_CLOCK 25804800 + +static int mvebu_serial_putc(struct udevice *dev, const char ch) +{ + struct mvebu_platdata *plat = dev_get_platdata(dev); + void __iomem *base = plat->base; + + while (readl(base + UART_STATUS_REG) & UART_STATUS_TXFIFO_FULL) + ; + + writel(ch, base + UART_TX_REG); + + return 0; +} + +static int mvebu_serial_getc(struct udevice *dev) +{ + struct mvebu_platdata *plat = dev_get_platdata(dev); + void __iomem *base = plat->base; + + while (!(readl(base + UART_STATUS_REG) & UART_STATUS_RX_RDY)) + ; + + return readl(base + UART_RX_REG) & 0xff; +} + +static int mvebu_serial_pending(struct udevice *dev, bool input) +{ + struct mvebu_platdata *plat = dev_get_platdata(dev); + void __iomem *base = plat->base; + + if (readl(base + UART_STATUS_REG) & UART_STATUS_RX_RDY) + return 1; + + return 0; +} + +static int mvebu_serial_setbrg(struct udevice *dev, int baudrate) +{ + struct mvebu_platdata *plat = dev_get_platdata(dev); + void __iomem *base = plat->base; + + /* + * Calculate divider + * baudrate = clock / 16 / divider + */ + writel(CONFIG_UART_BASE_CLOCK / baudrate / 16, base + UART_BAUD_REG); + + /* + * Set Programmable Oversampling Stack to 0, + * UART defaults to 16x scheme + */ + writel(0, base + UART_POSSR_REG); + + return 0; +} + +static int mvebu_serial_probe(struct udevice *dev) +{ + struct mvebu_platdata *plat = dev_get_platdata(dev); + void __iomem *base = plat->base; + + /* reset FIFOs */ + writel(UART_CTRL_RXFIFO_RESET | UART_CTRL_TXFIFO_RESET, + base + UART_CTRL_REG); + + /* No Parity, 1 Stop */ + writel(0, base + UART_CTRL_REG); + + return 0; +} + +static int mvebu_serial_ofdata_to_platdata(struct udevice *dev) +{ + struct mvebu_platdata *plat = dev_get_platdata(dev); + + plat->base = dev_get_addr_ptr(dev); + + return 0; +} + +static const struct dm_serial_ops mvebu_serial_ops = { + .putc = mvebu_serial_putc, + .pending = mvebu_serial_pending, + .getc = mvebu_serial_getc, + .setbrg = mvebu_serial_setbrg, +}; + +static const struct udevice_id mvebu_serial_ids[] = { + { .compatible = "marvell,armada-3700-uart" }, + { } +}; + +U_BOOT_DRIVER(serial_mvebu) = { + .name = "serial_mvebu", + .id = UCLASS_SERIAL, + .of_match = mvebu_serial_ids, + .ofdata_to_platdata = mvebu_serial_ofdata_to_platdata, + .platdata_auto_alloc_size = sizeof(struct mvebu_platdata), + .probe = mvebu_serial_probe, + .ops = &mvebu_serial_ops, + .flags = DM_FLAG_PRE_RELOC, +}; + +#ifdef CONFIG_DEBUG_MVEBU_A3700_UART + +#include <debug_uart.h> + +static inline void _debug_uart_init(void) +{ + void __iomem *base = (void __iomem *)CONFIG_DEBUG_UART_BASE; + + /* reset FIFOs */ + writel(UART_CTRL_RXFIFO_RESET | UART_CTRL_TXFIFO_RESET, + base + UART_CTRL_REG); + + /* No Parity, 1 Stop */ + writel(0, base + UART_CTRL_REG); + + /* + * Calculate divider + * baudrate = clock / 16 / divider + */ + writel(CONFIG_UART_BASE_CLOCK / 115200 / 16, base + UART_BAUD_REG); + + /* + * Set Programmable Oversampling Stack to 0, + * UART defaults to 16x scheme + */ + writel(0, base + UART_POSSR_REG); +} + +static inline void _debug_uart_putc(int ch) +{ + void __iomem *base = (void __iomem *)CONFIG_DEBUG_UART_BASE; + + while (readl(base + UART_STATUS_REG) & UART_STATUS_TXFIFO_FULL) + ; + + writel(ch, base + UART_TX_REG); +} + +DEBUG_UART_FUNCS +#endif diff --git a/drivers/spi/Kconfig b/drivers/spi/Kconfig index 5da66a6de0f..8724f87c498 100644 --- a/drivers/spi/Kconfig +++ b/drivers/spi/Kconfig @@ -68,6 +68,13 @@ config ICH_SPI access the SPI NOR flash on platforms embedding this Intel ICH IP core. +config MVEBU_A3700_SPI + bool "Marvell Armada 3700 SPI driver" + help + Enable the Marvell Armada 3700 SPI driver. This driver can be + used to access the SPI NOR flash on platforms embedding this + Marvell IP core. + config PIC32_SPI bool "Microchip PIC32 SPI driver" depends on MACH_PIC32 diff --git a/drivers/spi/Makefile b/drivers/spi/Makefile index b1d9e2075eb..247c5f65586 100644 --- a/drivers/spi/Makefile +++ b/drivers/spi/Makefile @@ -37,6 +37,7 @@ obj-$(CONFIG_KIRKWOOD_SPI) += kirkwood_spi.o obj-$(CONFIG_LPC32XX_SSP) += lpc32xx_ssp.o obj-$(CONFIG_MPC52XX_SPI) += mpc52xx_spi.o obj-$(CONFIG_MPC8XXX_SPI) += mpc8xxx_spi.o +obj-$(CONFIG_MVEBU_A3700_SPI) += mvebu_a3700_spi.o obj-$(CONFIG_MXC_SPI) += mxc_spi.o obj-$(CONFIG_MXS_SPI) += mxs_spi.o obj-$(CONFIG_OMAP3_SPI) += omap3_spi.o diff --git a/drivers/spi/mvebu_a3700_spi.c b/drivers/spi/mvebu_a3700_spi.c new file mode 100644 index 00000000000..7c58c3661fa --- /dev/null +++ b/drivers/spi/mvebu_a3700_spi.c @@ -0,0 +1,295 @@ +/* + * Copyright (C) 2015 Marvell International Ltd. + * + * Copyright (C) 2016 Stefan Roese <sr@denx.de> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <dm.h> +#include <malloc.h> +#include <spi.h> +#include <wait_bit.h> +#include <asm/io.h> + +DECLARE_GLOBAL_DATA_PTR; + +#define MVEBU_SPI_A3700_XFER_RDY BIT(1) +#define MVEBU_SPI_A3700_FIFO_FLUSH BIT(9) +#define MVEBU_SPI_A3700_BYTE_LEN BIT(5) +#define MVEBU_SPI_A3700_CLK_PHA BIT(6) +#define MVEBU_SPI_A3700_CLK_POL BIT(7) +#define MVEBU_SPI_A3700_FIFO_EN BIT(17) +#define MVEBU_SPI_A3700_SPI_EN_0 BIT(16) +#define MVEBU_SPI_A3700_CLK_PRESCALE_BIT 0 +#define MVEBU_SPI_A3700_CLK_PRESCALE_MASK \ + (0x1f << MVEBU_SPI_A3700_CLK_PRESCALE_BIT) + +/* SPI registers */ +struct spi_reg { + u32 ctrl; /* 0x10600 */ + u32 cfg; /* 0x10604 */ + u32 dout; /* 0x10608 */ + u32 din; /* 0x1060c */ +}; + +struct mvebu_spi_platdata { + struct spi_reg *spireg; + unsigned int frequency; + unsigned int clock; +}; + +static void spi_cs_activate(struct spi_reg *reg, int cs) +{ + setbits_le32(®->ctrl, MVEBU_SPI_A3700_SPI_EN_0 << cs); +} + +static void spi_cs_deactivate(struct spi_reg *reg, int cs) +{ + clrbits_le32(®->ctrl, MVEBU_SPI_A3700_SPI_EN_0 << cs); +} + +/** + * spi_legacy_shift_byte() - triggers the real SPI transfer + * @bytelen: Indicate how many bytes to transfer. + * @dout: Buffer address of what to send. + * @din: Buffer address of where to receive. + * + * This function triggers the real SPI transfer in legacy mode. It + * will shift out char buffer from @dout, and shift in char buffer to + * @din, if necessary. + * + * This function assumes that only one byte is shifted at one time. + * However, it is not its responisbility to set the transfer type to + * one-byte. Also, it does not guarantee that it will work if transfer + * type becomes two-byte. See spi_set_legacy() for details. + * + * In legacy mode, simply write to the SPI_DOUT register will trigger + * the transfer. + * + * If @dout == NULL, which means no actual data needs to be sent out, + * then the function will shift out 0x00 in order to shift in data. + * The XFER_RDY flag is checked every time before accessing SPI_DOUT + * and SPI_DIN register. + * + * The number of transfers to be triggerred is decided by @bytelen. + * + * Return: 0 - cool + * -ETIMEDOUT - XFER_RDY flag timeout + */ +static int spi_legacy_shift_byte(struct spi_reg *reg, unsigned int bytelen, + const void *dout, void *din) +{ + const u8 *dout_8; + u8 *din_8; + int ret; + + /* Use 0x00 as dummy dout */ + const u8 dummy_dout = 0x0; + u32 pending_dout = 0x0; + + /* dout_8: pointer of current dout */ + dout_8 = dout; + /* din_8: pointer of current din */ + din_8 = din; + + while (bytelen) { + ret = wait_for_bit(__func__, ®->ctrl, + MVEBU_SPI_A3700_XFER_RDY, true, 100, false); + if (ret) + return ret; + + if (dout) + pending_dout = (u32)*dout_8; + else + pending_dout = (u32)dummy_dout; + + /* Trigger the xfer */ + writel(pending_dout, ®->dout); + + if (din) { + ret = wait_for_bit(__func__, ®->ctrl, + MVEBU_SPI_A3700_XFER_RDY, + true, 100, false); + if (ret) + return ret; + + /* Read what is transferred in */ + *din_8 = (u8)readl(®->din); + } + + /* Don't increment the current pointer if NULL */ + if (dout) + dout_8++; + if (din) + din_8++; + + bytelen--; + } + + return 0; +} + +static int mvebu_spi_xfer(struct udevice *dev, unsigned int bitlen, + const void *dout, void *din, unsigned long flags) +{ + struct udevice *bus = dev->parent; + struct mvebu_spi_platdata *plat = dev_get_platdata(bus); + struct spi_reg *reg = plat->spireg; + unsigned int bytelen; + int ret; + + bytelen = bitlen / 8; + + if (dout && din) + debug("This is a duplex transfer.\n"); + + /* Activate CS */ + if (flags & SPI_XFER_BEGIN) { + debug("SPI: activate cs.\n"); + spi_cs_activate(reg, spi_chip_select(dev)); + } + + /* Send and/or receive */ + if (dout || din) { + ret = spi_legacy_shift_byte(reg, bytelen, dout, din); + if (ret) + return ret; + } + + /* Deactivate CS */ + if (flags & SPI_XFER_END) { + ret = wait_for_bit(__func__, ®->ctrl, + MVEBU_SPI_A3700_XFER_RDY, true, 100, false); + if (ret) + return ret; + + debug("SPI: deactivate cs.\n"); + spi_cs_deactivate(reg, spi_chip_select(dev)); + } + + return 0; +} + +static int mvebu_spi_set_speed(struct udevice *bus, uint hz) +{ + struct mvebu_spi_platdata *plat = dev_get_platdata(bus); + struct spi_reg *reg = plat->spireg; + u32 data; + + data = readl(®->cfg); + + /* Set Prescaler */ + data &= ~MVEBU_SPI_A3700_CLK_PRESCALE_MASK; + + /* Calculate Prescaler = (spi_input_freq / spi_max_freq) */ + if (hz > plat->frequency) + hz = plat->frequency; + data |= plat->clock / hz; + + writel(data, ®->cfg); + + return 0; +} + +static int mvebu_spi_set_mode(struct udevice *bus, uint mode) +{ + struct mvebu_spi_platdata *plat = dev_get_platdata(bus); + struct spi_reg *reg = plat->spireg; + + /* + * Set SPI polarity + * 0: Serial interface clock is low when inactive + * 1: Serial interface clock is high when inactive + */ + if (mode & SPI_CPOL) + setbits_le32(®->cfg, MVEBU_SPI_A3700_CLK_POL); + else + clrbits_le32(®->cfg, MVEBU_SPI_A3700_CLK_POL); + if (mode & SPI_CPHA) + setbits_le32(®->cfg, MVEBU_SPI_A3700_CLK_PHA); + else + clrbits_le32(®->cfg, MVEBU_SPI_A3700_CLK_PHA); + + return 0; +} + +static int mvebu_spi_probe(struct udevice *bus) +{ + struct mvebu_spi_platdata *plat = dev_get_platdata(bus); + struct spi_reg *reg = plat->spireg; + u32 data; + int ret; + + /* + * Settings SPI controller to be working in legacy mode, which + * means use only DO pin (I/O 1) for Data Out, and DI pin (I/O 0) + * for Data In. + */ + + /* Flush read/write FIFO */ + data = readl(®->cfg); + writel(data | MVEBU_SPI_A3700_FIFO_FLUSH, ®->cfg); + ret = wait_for_bit(__func__, ®->cfg, MVEBU_SPI_A3700_FIFO_FLUSH, + false, 1000, false); + if (ret) + return ret; + + /* Disable FIFO mode */ + data &= ~MVEBU_SPI_A3700_FIFO_EN; + + /* Always shift 1 byte at a time */ + data &= ~MVEBU_SPI_A3700_BYTE_LEN; + + writel(data, ®->cfg); + + return 0; +} + +static int mvebu_spi_ofdata_to_platdata(struct udevice *bus) +{ + struct mvebu_spi_platdata *plat = dev_get_platdata(bus); + + plat->spireg = (struct spi_reg *)dev_get_addr(bus); + + /* + * FIXME + * Right now, mvebu does not have a clock infrastructure in U-Boot + * which should be used to query the input clock to the SPI + * controller. Once this clock driver is integrated into U-Boot + * it should be used to read the input clock and the DT property + * can be removed. + */ + plat->clock = fdtdec_get_int(gd->fdt_blob, bus->of_offset, + "clock-frequency", 160000); + plat->frequency = fdtdec_get_int(gd->fdt_blob, bus->of_offset, + "spi-max-frequency", 40000); + + return 0; +} + +static const struct dm_spi_ops mvebu_spi_ops = { + .xfer = mvebu_spi_xfer, + .set_speed = mvebu_spi_set_speed, + .set_mode = mvebu_spi_set_mode, + /* + * cs_info is not needed, since we require all chip selects to be + * in the device tree explicitly + */ +}; + +static const struct udevice_id mvebu_spi_ids[] = { + { .compatible = "marvell,armada-3700-spi" }, + { } +}; + +U_BOOT_DRIVER(mvebu_spi) = { + .name = "mvebu_spi", + .id = UCLASS_SPI, + .of_match = mvebu_spi_ids, + .ops = &mvebu_spi_ops, + .ofdata_to_platdata = mvebu_spi_ofdata_to_platdata, + .platdata_auto_alloc_size = sizeof(struct mvebu_spi_platdata), + .probe = mvebu_spi_probe, +}; diff --git a/drivers/usb/host/Kconfig b/drivers/usb/host/Kconfig index 61e13d76e65..b9c5fbe381f 100644 --- a/drivers/usb/host/Kconfig +++ b/drivers/usb/host/Kconfig @@ -21,6 +21,15 @@ config USB_XHCI_DWC3 Say Y or if your system has a Dual Role SuperSpeed USB controller based on the DesignWare USB3 IP Core. +config USB_XHCI_MVEBU + bool "MVEBU USB 3.0 support" + default y + depends on ARCH_MVEBU + help + Choose this option to add support for USB 3.0 driver on mvebu + SoCs, which includes Armada8K, Armada3700 and other Armada + family SoCs. + config USB_XHCI_ROCKCHIP bool "Support for Rockchip on-chip xHCI USB controller" depends on ARCH_ROCKCHIP diff --git a/drivers/usb/host/Makefile b/drivers/usb/host/Makefile index de253284fba..58c0cf54c21 100644 --- a/drivers/usb/host/Makefile +++ b/drivers/usb/host/Makefile @@ -61,6 +61,7 @@ obj-$(CONFIG_USB_XHCI_ZYNQMP) += xhci-zynqmp.o obj-$(CONFIG_USB_XHCI_KEYSTONE) += xhci-keystone.o obj-$(CONFIG_USB_XHCI_EXYNOS) += xhci-exynos5.o obj-$(CONFIG_USB_XHCI_FSL) += xhci-fsl.o +obj-$(CONFIG_USB_XHCI_MVEBU) += xhci-mvebu.o obj-$(CONFIG_USB_XHCI_OMAP) += xhci-omap.o obj-$(CONFIG_USB_XHCI_PCI) += xhci-pci.o diff --git a/drivers/usb/host/ehci-marvell.c b/drivers/usb/host/ehci-marvell.c index 253fcb3c962..464247035e4 100644 --- a/drivers/usb/host/ehci-marvell.c +++ b/drivers/usb/host/ehci-marvell.c @@ -26,6 +26,16 @@ DECLARE_GLOBAL_DATA_PTR; #define USB_WINDOW_BASE(i) (0x324 + ((i) << 4)) #define USB_TARGET_DRAM 0x0 +#define USB2_SBUSCFG_OFF 0x90 + +#define USB_SBUSCFG_BAWR_OFF 0x6 +#define USB_SBUSCFG_BARD_OFF 0x3 +#define USB_SBUSCFG_AHBBRST_OFF 0x0 + +#define USB_SBUSCFG_BAWR_ALIGN_64B 0x4 +#define USB_SBUSCFG_BARD_ALIGN_64B 0x4 +#define USB_SBUSCFG_AHBBRST_INCR16 0x7 + /* * USB 2.0 Bridge Address Decoding registers setup */ @@ -41,7 +51,7 @@ struct ehci_mvebu_priv { * to the common mvebu archticture including the mbus setup, this * will be the only function needed to configure the access windows */ -static void usb_brg_adrdec_setup(u32 base) +static void usb_brg_adrdec_setup(void *base) { const struct mbus_dram_target_info *dram; int i; @@ -66,6 +76,29 @@ static void usb_brg_adrdec_setup(u32 base) } } +static void marvell_ehci_powerup_fixup(struct ehci_ctrl *ctrl, + uint32_t *status_reg, uint32_t *reg) +{ + struct ehci_mvebu_priv *priv = ctrl->priv; + + /* + * Set default value for reg SBUSCFG, which is Control for the AMBA + * system bus interface: + * BAWR = BARD = 4 : Align rd/wr bursts packets larger than 64 bytes + * AHBBRST = 7 : Align AHB burst for packets larger than 64 bytes + */ + writel((USB_SBUSCFG_BAWR_ALIGN_64B << USB_SBUSCFG_BAWR_OFF) | + (USB_SBUSCFG_BARD_ALIGN_64B << USB_SBUSCFG_BARD_OFF) | + (USB_SBUSCFG_AHBBRST_INCR16 << USB_SBUSCFG_AHBBRST_OFF), + priv->hcd_base + USB2_SBUSCFG_OFF); + + mdelay(50); +} + +static struct ehci_ops marvell_ehci_ops = { + .powerup_fixup = NULL, +}; + static int ehci_mvebu_probe(struct udevice *dev) { struct ehci_mvebu_priv *priv = dev_get_priv(dev); @@ -81,21 +114,33 @@ static int ehci_mvebu_probe(struct udevice *dev) return -ENXIO; } - usb_brg_adrdec_setup(priv->hcd_base); + /* + * For SoCs without hlock like Armada3700 we need to program the sbuscfg + * reg to guarantee AHB master's burst will not overrun or underrun + * the FIFO. Otherwise all USB2 write option will fail. + * Also, the address decoder doesn't need to get setup with this + * SoC, so don't call usb_brg_adrdec_setup(). + */ + if (of_device_is_compatible(dev, "marvell,armada3700-ehci")) + marvell_ehci_ops.powerup_fixup = marvell_ehci_powerup_fixup; + else + usb_brg_adrdec_setup((void *)priv->hcd_base); hccr = (struct ehci_hccr *)(priv->hcd_base + 0x100); hcor = (struct ehci_hcor *) - ((u32)hccr + HC_LENGTH(ehci_readl(&hccr->cr_capbase))); + ((uintptr_t)hccr + HC_LENGTH(ehci_readl(&hccr->cr_capbase))); - debug("ehci-marvell: init hccr %x and hcor %x hc_length %d\n", - (u32)hccr, (u32)hcor, - (u32)HC_LENGTH(ehci_readl(&hccr->cr_capbase))); + debug("ehci-marvell: init hccr %lx and hcor %lx hc_length %ld\n", + (uintptr_t)hccr, (uintptr_t)hcor, + (uintptr_t)HC_LENGTH(ehci_readl(&hccr->cr_capbase))); - return ehci_register(dev, hccr, hcor, NULL, 0, USB_INIT_HOST); + return ehci_register(dev, hccr, hcor, &marvell_ehci_ops, 0, + USB_INIT_HOST); } static const struct udevice_id ehci_usb_ids[] = { { .compatible = "marvell,orion-ehci", }, + { .compatible = "marvell,armada3700-ehci", }, { } }; diff --git a/drivers/usb/host/xhci-mvebu.c b/drivers/usb/host/xhci-mvebu.c new file mode 100644 index 00000000000..23c241a7c79 --- /dev/null +++ b/drivers/usb/host/xhci-mvebu.c @@ -0,0 +1,97 @@ +/* + * Copyright (C) 2015 Marvell International Ltd. + * + * MVEBU USB HOST xHCI Controller + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <dm.h> +#include <fdtdec.h> +#include <usb.h> +#include <asm/gpio.h> + +#include "xhci.h" + +DECLARE_GLOBAL_DATA_PTR; + +struct mvebu_xhci_platdata { + fdt_addr_t hcd_base; +}; + +/** + * Contains pointers to register base addresses + * for the usb controller. + */ +struct mvebu_xhci { + struct xhci_ctrl ctrl; /* Needs to come first in this struct! */ + struct usb_platdata usb_plat; + struct xhci_hccr *hcd; +}; + +/* + * Dummy implementation that can be overwritten by a board + * specific function + */ +__weak int board_xhci_enable(void) +{ + return 0; +} + +static int xhci_usb_probe(struct udevice *dev) +{ + struct mvebu_xhci_platdata *plat = dev_get_platdata(dev); + struct mvebu_xhci *ctx = dev_get_priv(dev); + struct xhci_hcor *hcor; + int len; + + ctx->hcd = (struct xhci_hccr *)plat->hcd_base; + len = HC_LENGTH(xhci_readl(&ctx->hcd->cr_capbase)); + hcor = (struct xhci_hcor *)((uintptr_t)ctx->hcd + len); + + /* Enable USB xHCI (VBUS, reset etc) in board specific code */ + board_xhci_enable(); + + return xhci_register(dev, ctx->hcd, hcor); +} + +static int xhci_usb_remove(struct udevice *dev) +{ + return xhci_deregister(dev); +} + +static int xhci_usb_ofdata_to_platdata(struct udevice *dev) +{ + struct mvebu_xhci_platdata *plat = dev_get_platdata(dev); + + /* + * Get the base address for XHCI controller from the device node + */ + plat->hcd_base = dev_get_addr(dev); + if (plat->hcd_base == FDT_ADDR_T_NONE) { + debug("Can't get the XHCI register base address\n"); + return -ENXIO; + } + + return 0; +} + +static const struct udevice_id xhci_usb_ids[] = { + { .compatible = "marvell,armada3700-xhci" }, + { .compatible = "marvell,armada-8k-xhci" }, + { } +}; + +U_BOOT_DRIVER(usb_xhci) = { + .name = "xhci_mvebu", + .id = UCLASS_USB, + .of_match = xhci_usb_ids, + .ofdata_to_platdata = xhci_usb_ofdata_to_platdata, + .probe = xhci_usb_probe, + .remove = xhci_usb_remove, + .ops = &xhci_usb_ops, + .platdata_auto_alloc_size = sizeof(struct mvebu_xhci_platdata), + .priv_auto_alloc_size = sizeof(struct mvebu_xhci), + .flags = DM_FLAG_ALLOC_PRIV_DMA, +}; |