diff options
Diffstat (limited to 'include/linux/usb')
| -rw-r--r-- | include/linux/usb/dwc3.h | 188 | ||||
| -rw-r--r-- | include/linux/usb/xhci-omap.h | 140 |
2 files changed, 328 insertions, 0 deletions
diff --git a/include/linux/usb/dwc3.h b/include/linux/usb/dwc3.h new file mode 100644 index 00000000000..97d179a6e9e --- /dev/null +++ b/include/linux/usb/dwc3.h @@ -0,0 +1,188 @@ +/* include/linux/usb/dwc3.h + * + * Copyright (c) 2012 Samsung Electronics Co. Ltd + * + * Designware SuperSpeed USB 3.0 DRD Controller global and OTG registers + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef __DWC3_H_ +#define __DWC3_H_ + +/* Global constants */ +#define DWC3_ENDPOINTS_NUM 32 + +#define DWC3_EVENT_BUFFERS_SIZE PAGE_SIZE +#define DWC3_EVENT_TYPE_MASK 0xfe + +#define DWC3_EVENT_TYPE_DEV 0 +#define DWC3_EVENT_TYPE_CARKIT 3 +#define DWC3_EVENT_TYPE_I2C 4 + +#define DWC3_DEVICE_EVENT_DISCONNECT 0 +#define DWC3_DEVICE_EVENT_RESET 1 +#define DWC3_DEVICE_EVENT_CONNECT_DONE 2 +#define DWC3_DEVICE_EVENT_LINK_STATUS_CHANGE 3 +#define DWC3_DEVICE_EVENT_WAKEUP 4 +#define DWC3_DEVICE_EVENT_EOPF 6 +#define DWC3_DEVICE_EVENT_SOF 7 +#define DWC3_DEVICE_EVENT_ERRATIC_ERROR 9 +#define DWC3_DEVICE_EVENT_CMD_CMPL 10 +#define DWC3_DEVICE_EVENT_OVERFLOW 11 + +#define DWC3_GEVNTCOUNT_MASK 0xfffc +#define DWC3_GSNPSID_MASK 0xffff0000 +#define DWC3_GSNPSID_SHIFT 16 +#define DWC3_GSNPSREV_MASK 0xffff + +#define DWC3_REVISION_MASK 0xffff + +#define DWC3_REG_OFFSET 0xC100 + +struct g_event_buffer { + u64 g_evntadr; + u32 g_evntsiz; + u32 g_evntcount; +}; + +struct d_physical_endpoint { + u32 d_depcmdpar2; + u32 d_depcmdpar1; + u32 d_depcmdpar0; + u32 d_depcmd; +}; + +struct dwc3 { /* offset: 0xC100 */ + u32 g_sbuscfg0; + u32 g_sbuscfg1; + u32 g_txthrcfg; + u32 g_rxthrcfg; + u32 g_ctl; + + u32 reserved1; + + u32 g_sts; + + u32 reserved2; + + u32 g_snpsid; + u32 g_gpio; + u32 g_uid; + u32 g_uctl; + u64 g_buserraddr; + u64 g_prtbimap; + + u32 g_hwparams0; + u32 g_hwparams1; + u32 g_hwparams2; + u32 g_hwparams3; + u32 g_hwparams4; + u32 g_hwparams5; + u32 g_hwparams6; + u32 g_hwparams7; + + u32 g_dbgfifospace; + u32 g_dbgltssm; + u32 g_dbglnmcc; + u32 g_dbgbmu; + u32 g_dbglspmux; + u32 g_dbglsp; + u32 g_dbgepinfo0; + u32 g_dbgepinfo1; + + u64 g_prtbimap_hs; + u64 g_prtbimap_fs; + + u32 reserved3[28]; + + u32 g_usb2phycfg[16]; + u32 g_usb2i2cctl[16]; + u32 g_usb2phyacc[16]; + u32 g_usb3pipectl[16]; + + u32 g_txfifosiz[32]; + u32 g_rxfifosiz[32]; + + struct g_event_buffer g_evnt_buf[32]; + + u32 g_hwparams8; + + u32 reserved4[63]; + + u32 d_cfg; + u32 d_ctl; + u32 d_evten; + u32 d_sts; + u32 d_gcmdpar; + u32 d_gcmd; + + u32 reserved5[2]; + + u32 d_alepena; + + u32 reserved6[55]; + + struct d_physical_endpoint d_phy_ep_cmd[32]; + + u32 reserved7[128]; + + u32 o_cfg; + u32 o_ctl; + u32 o_evt; + u32 o_evten; + u32 o_sts; + + u32 reserved8[3]; + + u32 adp_cfg; + u32 adp_ctl; + u32 adp_evt; + u32 adp_evten; + + u32 bc_cfg; + + u32 reserved9; + + u32 bc_evt; + u32 bc_evten; +}; + +/* Global Configuration Register */ +#define DWC3_GCTL_PWRDNSCALE(n) ((n) << 19) +#define DWC3_GCTL_U2RSTECN (1 << 16) +#define DWC3_GCTL_RAMCLKSEL(x) \ + (((x) & DWC3_GCTL_CLK_MASK) << 6) +#define DWC3_GCTL_CLK_BUS (0) +#define DWC3_GCTL_CLK_PIPE (1) +#define DWC3_GCTL_CLK_PIPEHALF (2) +#define DWC3_GCTL_CLK_MASK (3) +#define DWC3_GCTL_PRTCAP(n) (((n) & (3 << 12)) >> 12) +#define DWC3_GCTL_PRTCAPDIR(n) ((n) << 12) +#define DWC3_GCTL_PRTCAP_HOST 1 +#define DWC3_GCTL_PRTCAP_DEVICE 2 +#define DWC3_GCTL_PRTCAP_OTG 3 +#define DWC3_GCTL_CORESOFTRESET (1 << 11) +#define DWC3_GCTL_SCALEDOWN(n) ((n) << 4) +#define DWC3_GCTL_SCALEDOWN_MASK DWC3_GCTL_SCALEDOWN(3) +#define DWC3_GCTL_DISSCRAMBLE (1 << 3) +#define DWC3_GCTL_DSBLCLKGTNG (1 << 0) + +/* Global HWPARAMS1 Register */ +#define DWC3_GHWPARAMS1_EN_PWROPT(n) (((n) & (3 << 24)) >> 24) +#define DWC3_GHWPARAMS1_EN_PWROPT_NO 0 +#define DWC3_GHWPARAMS1_EN_PWROPT_CLK 1 + +/* Global USB2 PHY Configuration Register */ +#define DWC3_GUSB2PHYCFG_PHYSOFTRST (1 << 31) +#define DWC3_GUSB2PHYCFG_SUSPHY (1 << 6) + +/* Global USB3 PIPE Control Register */ +#define DWC3_GUSB3PIPECTL_PHYSOFTRST (1 << 31) +#define DWC3_GUSB3PIPECTL_SUSPHY (1 << 17) + +/* Global TX Fifo Size Register */ +#define DWC3_GTXFIFOSIZ_TXFDEF(n) ((n) & 0xffff) +#define DWC3_GTXFIFOSIZ_TXFSTADDR(n) ((n) & 0xffff0000) + +#endif /* __DWC3_H_ */ diff --git a/include/linux/usb/xhci-omap.h b/include/linux/usb/xhci-omap.h new file mode 100644 index 00000000000..82630adc711 --- /dev/null +++ b/include/linux/usb/xhci-omap.h @@ -0,0 +1,140 @@ +/* + * (C) Copyright 2013 + * Texas Instruments Inc, <www.ti.com> + * + * Author: Dan Murphy <dmurphy@ti.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef _ASM_ARCH_XHCI_OMAP_H_ +#define _ASM_ARCH_XHCI_OMAP_H_ + +#ifdef CONFIG_DRA7XX +#define OMAP_XHCI_BASE 0x488d0000 +#define OMAP_OCP1_SCP_BASE 0x4A081000 +#define OMAP_OTG_WRAPPER_BASE 0x488c0000 +#elif defined CONFIG_AM43XX +#define OMAP_XHCI_BASE 0x483d0000 +#define OMAP_OCP1_SCP_BASE 0x483E8000 +#define OMAP_OTG_WRAPPER_BASE 0x483dc100 +#else +/* Default to the OMAP5 XHCI defines */ +#define OMAP_XHCI_BASE 0x4a030000 +#define OMAP_OCP1_SCP_BASE 0x4a084c00 +#define OMAP_OTG_WRAPPER_BASE 0x4A020000 +#endif + +/* Phy register MACRO definitions */ +#define PLL_REGM_MASK 0x001FFE00 +#define PLL_REGM_SHIFT 0x9 +#define PLL_REGM_F_MASK 0x0003FFFF +#define PLL_REGM_F_SHIFT 0x0 +#define PLL_REGN_MASK 0x000001FE +#define PLL_REGN_SHIFT 0x1 +#define PLL_SELFREQDCO_MASK 0x0000000E +#define PLL_SELFREQDCO_SHIFT 0x1 +#define PLL_SD_MASK 0x0003FC00 +#define PLL_SD_SHIFT 0x9 +#define SET_PLL_GO 0x1 +#define PLL_TICOPWDN 0x10000 +#define PLL_LOCK 0x2 +#define PLL_IDLE 0x1 + +#define USB3_PWRCTL_CLK_CMD_MASK 0x3FE000 +#define USB3_PWRCTL_CLK_FREQ_MASK 0xFFC +#define USB3_PHY_PARTIAL_RX_POWERON (1 << 6) +#define USB3_PHY_RX_POWERON (1 << 14) +#define USB3_PHY_TX_POWERON (1 << 15) +#define USB3_PHY_TX_RX_POWERON (USB3_PHY_RX_POWERON | USB3_PHY_TX_POWERON) +#define USB3_PWRCTL_CLK_CMD_SHIFT 14 +#define USB3_PWRCTL_CLK_FREQ_SHIFT 22 + +/* USBOTGSS_WRAPPER definitions */ +#define USBOTGSS_WRAPRESET (1 << 17) +#define USBOTGSS_DMADISABLE (1 << 16) +#define USBOTGSS_STANDBYMODE_NO_STANDBY (1 << 4) +#define USBOTGSS_STANDBYMODE_SMRT (1 << 5) +#define USBOTGSS_STANDBYMODE_SMRT_WKUP (0x3 << 4) +#define USBOTGSS_IDLEMODE_NOIDLE (1 << 2) +#define USBOTGSS_IDLEMODE_SMRT (1 << 3) +#define USBOTGSS_IDLEMODE_SMRT_WKUP (0x3 << 2) + +/* USBOTGSS_IRQENABLE_SET_0 bit */ +#define USBOTGSS_COREIRQ_EN (1 << 0) + +/* USBOTGSS_IRQENABLE_SET_1 bits */ +#define USBOTGSS_IRQ_SET_1_IDPULLUP_FALL_EN (1 << 0) +#define USBOTGSS_IRQ_SET_1_DISCHRGVBUS_FALL_EN (1 << 3) +#define USBOTGSS_IRQ_SET_1_CHRGVBUS_FALL_EN (1 << 4) +#define USBOTGSS_IRQ_SET_1_DRVVBUS_FALL_EN (1 << 5) +#define USBOTGSS_IRQ_SET_1_IDPULLUP_RISE_EN (1 << 8) +#define USBOTGSS_IRQ_SET_1_DISCHRGVBUS_RISE_EN (1 << 11) +#define USBOTGSS_IRQ_SET_1_CHRGVBUS_RISE_EN (1 << 12) +#define USBOTGSS_IRQ_SET_1_DRVVBUS_RISE_EN (1 << 13) +#define USBOTGSS_IRQ_SET_1_OEVT_EN (1 << 16) +#define USBOTGSS_IRQ_SET_1_DMADISABLECLR_EN (1 << 17) + +/* + * USBOTGSS_WRAPPER registers + */ +struct omap_dwc_wrapper { + u32 revision; + + u32 reserve_1[3]; + + u32 sysconfig; /* offset of 0x10 */ + + u32 reserve_2[3]; + u16 reserve_3; + + u32 irqstatus_raw_0; /* offset of 0x24 */ + u32 irqstatus_0; + u32 irqenable_set_0; + u32 irqenable_clr_0; + + u32 irqstatus_raw_1; /* offset of 0x34 */ + u32 irqstatus_1; + u32 irqenable_set_1; + u32 irqenable_clr_1; + + u32 reserve_4[15]; + + u32 utmi_otg_ctrl; /* offset of 0x80 */ + u32 utmi_otg_status; + + u32 reserve_5[30]; + + u32 mram_offset; /* offset of 0x100 */ + u32 fladj; + u32 dbg_config; + u32 dbg_data; + u32 dev_ebc_en; +}; + +/* XHCI PHY register structure */ +struct omap_usb3_phy { + u32 reserve1; + u32 pll_status; + u32 pll_go; + u32 pll_config_1; + u32 pll_config_2; + u32 pll_config_3; + u32 pll_ssc_config_1; + u32 pll_ssc_config_2; + u32 pll_config_4; +}; + +struct omap_xhci { + struct omap_dwc_wrapper *otg_wrapper; + struct omap_usb3_phy *usb3_phy; + struct xhci_hccr *hcd; + struct dwc3 *dwc3_reg; +}; + +/* USB PHY functions */ +void omap_enable_phy(struct omap_xhci *omap); +void omap_reset_usb_phy(struct dwc3 *dwc3_reg); +void usb_phy_power(int on); + +#endif /* _ASM_ARCH_XHCI_OMAP_H_ */ |