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authorRafael J. Wysocki2016-01-12 01:08:47 +0100
committerRafael J. Wysocki2016-01-12 01:08:47 +0100
commit1e3f28a552c7acf6dd8acfe505beb4990e8cbd55 (patch)
treec501d538faa010b2a503ab79aba104bf12e76a12 /arch/x86
parent989652871b06f1fb173bc5e8e2ea03bec8f8eeeb (diff)
parentd35818a9153e7f230fd65dc935e001a1b9bc08ff (diff)
Merge branch 'acpi-soc'
* acpi-soc: PM / clk: don't leave clocks enabled when driver not bound i2c: dw: Add APM X-Gene ACPI I2C device support ACPI / APD: Add APM X-Gene ACPI I2C device support ACPI / LPSS: change 'does not have' to 'has' in comment Revert "dmaengine: dw: platform: provide platform data for Intel" dmaengine: dw: return immediately from IRQ when DMA isn't in use dmaengine: dw: platform: power on device on shutdown ACPI / LPSS: override power state for LPSS DMA device ACPI / LPSS: power on when probe() and otherwise when remove() ACPI / LPSS: do delay for all LPSS devices when D3->D0 ACPI / LPSS: allow to use specific PM domain during ->probe() Revert "ACPI / LPSS: allow to use specific PM domain during ->probe()" device core: add BUS_NOTIFY_DRIVER_NOT_BOUND notification x86/platform/iosf_mbi: Remove duplicate definitions Conflicts: drivers/i2c/busses/i2c-designware-platdrv.c
Diffstat (limited to 'arch/x86')
-rw-r--r--arch/x86/Kconfig3
-rw-r--r--arch/x86/include/asm/iosf_mbi.h51
-rw-r--r--arch/x86/platform/atom/punit_atom_debug.c7
-rw-r--r--arch/x86/platform/intel-quark/imr.c28
4 files changed, 27 insertions, 62 deletions
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index db3622f22b61..790aa3ee1afa 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -523,9 +523,10 @@ config X86_INTEL_QUARK
config X86_INTEL_LPSS
bool "Intel Low Power Subsystem Support"
- depends on ACPI
+ depends on X86 && ACPI
select COMMON_CLK
select PINCTRL
+ select IOSF_MBI
---help---
Select to build support for Intel Low Power Subsystem such as
found on Intel Lynxpoint PCH. Selecting this option enables
diff --git a/arch/x86/include/asm/iosf_mbi.h b/arch/x86/include/asm/iosf_mbi.h
index b72ad0faa6c5..b41ee164930a 100644
--- a/arch/x86/include/asm/iosf_mbi.h
+++ b/arch/x86/include/asm/iosf_mbi.h
@@ -1,5 +1,5 @@
/*
- * iosf_mbi.h: Intel OnChip System Fabric MailBox access support
+ * Intel OnChip System Fabric MailBox access support
*/
#ifndef IOSF_MBI_SYMS_H
@@ -16,6 +16,18 @@
#define MBI_MASK_LO 0x000000FF
#define MBI_ENABLE 0xF0
+/* IOSF SB read/write opcodes */
+#define MBI_MMIO_READ 0x00
+#define MBI_MMIO_WRITE 0x01
+#define MBI_CFG_READ 0x04
+#define MBI_CFG_WRITE 0x05
+#define MBI_CR_READ 0x06
+#define MBI_CR_WRITE 0x07
+#define MBI_REG_READ 0x10
+#define MBI_REG_WRITE 0x11
+#define MBI_ESRAM_READ 0x12
+#define MBI_ESRAM_WRITE 0x13
+
/* Baytrail available units */
#define BT_MBI_UNIT_AUNIT 0x00
#define BT_MBI_UNIT_SMC 0x01
@@ -28,50 +40,13 @@
#define BT_MBI_UNIT_SATA 0xA3
#define BT_MBI_UNIT_PCIE 0xA6
-/* Baytrail read/write opcodes */
-#define BT_MBI_AUNIT_READ 0x10
-#define BT_MBI_AUNIT_WRITE 0x11
-#define BT_MBI_SMC_READ 0x10
-#define BT_MBI_SMC_WRITE 0x11
-#define BT_MBI_CPU_READ 0x10
-#define BT_MBI_CPU_WRITE 0x11
-#define BT_MBI_BUNIT_READ 0x10
-#define BT_MBI_BUNIT_WRITE 0x11
-#define BT_MBI_PMC_READ 0x06
-#define BT_MBI_PMC_WRITE 0x07
-#define BT_MBI_GFX_READ 0x00
-#define BT_MBI_GFX_WRITE 0x01
-#define BT_MBI_SMIO_READ 0x06
-#define BT_MBI_SMIO_WRITE 0x07
-#define BT_MBI_USB_READ 0x06
-#define BT_MBI_USB_WRITE 0x07
-#define BT_MBI_SATA_READ 0x00
-#define BT_MBI_SATA_WRITE 0x01
-#define BT_MBI_PCIE_READ 0x00
-#define BT_MBI_PCIE_WRITE 0x01
-
/* Quark available units */
#define QRK_MBI_UNIT_HBA 0x00
#define QRK_MBI_UNIT_HB 0x03
#define QRK_MBI_UNIT_RMU 0x04
#define QRK_MBI_UNIT_MM 0x05
-#define QRK_MBI_UNIT_MMESRAM 0x05
#define QRK_MBI_UNIT_SOC 0x31
-/* Quark read/write opcodes */
-#define QRK_MBI_HBA_READ 0x10
-#define QRK_MBI_HBA_WRITE 0x11
-#define QRK_MBI_HB_READ 0x10
-#define QRK_MBI_HB_WRITE 0x11
-#define QRK_MBI_RMU_READ 0x10
-#define QRK_MBI_RMU_WRITE 0x11
-#define QRK_MBI_MM_READ 0x10
-#define QRK_MBI_MM_WRITE 0x11
-#define QRK_MBI_MMESRAM_READ 0x12
-#define QRK_MBI_MMESRAM_WRITE 0x13
-#define QRK_MBI_SOC_READ 0x06
-#define QRK_MBI_SOC_WRITE 0x07
-
#if IS_ENABLED(CONFIG_IOSF_MBI)
bool iosf_mbi_available(void);
diff --git a/arch/x86/platform/atom/punit_atom_debug.c b/arch/x86/platform/atom/punit_atom_debug.c
index 5ca8ead91579..81c769e80614 100644
--- a/arch/x86/platform/atom/punit_atom_debug.c
+++ b/arch/x86/platform/atom/punit_atom_debug.c
@@ -25,8 +25,6 @@
#include <asm/cpu_device_id.h>
#include <asm/iosf_mbi.h>
-/* Side band Interface port */
-#define PUNIT_PORT 0x04
/* Power gate status reg */
#define PWRGT_STATUS 0x61
/* Subsystem config/status Video processor */
@@ -85,9 +83,8 @@ static int punit_dev_state_show(struct seq_file *seq_file, void *unused)
seq_puts(seq_file, "\n\nPUNIT NORTH COMPLEX DEVICES :\n");
while (punit_devp->name) {
- status = iosf_mbi_read(PUNIT_PORT, BT_MBI_PMC_READ,
- punit_devp->reg,
- &punit_pwr_status);
+ status = iosf_mbi_read(BT_MBI_UNIT_PMC, MBI_REG_READ,
+ punit_devp->reg, &punit_pwr_status);
if (status) {
seq_printf(seq_file, "%9s : Read Failed\n",
punit_devp->name);
diff --git a/arch/x86/platform/intel-quark/imr.c b/arch/x86/platform/intel-quark/imr.c
index 0ee619f9fcb7..c1bdafaac3ca 100644
--- a/arch/x86/platform/intel-quark/imr.c
+++ b/arch/x86/platform/intel-quark/imr.c
@@ -111,23 +111,19 @@ static int imr_read(struct imr_device *idev, u32 imr_id, struct imr_regs *imr)
u32 reg = imr_id * IMR_NUM_REGS + idev->reg_base;
int ret;
- ret = iosf_mbi_read(QRK_MBI_UNIT_MM, QRK_MBI_MM_READ,
- reg++, &imr->addr_lo);
+ ret = iosf_mbi_read(QRK_MBI_UNIT_MM, MBI_REG_READ, reg++, &imr->addr_lo);
if (ret)
return ret;
- ret = iosf_mbi_read(QRK_MBI_UNIT_MM, QRK_MBI_MM_READ,
- reg++, &imr->addr_hi);
+ ret = iosf_mbi_read(QRK_MBI_UNIT_MM, MBI_REG_READ, reg++, &imr->addr_hi);
if (ret)
return ret;
- ret = iosf_mbi_read(QRK_MBI_UNIT_MM, QRK_MBI_MM_READ,
- reg++, &imr->rmask);
+ ret = iosf_mbi_read(QRK_MBI_UNIT_MM, MBI_REG_READ, reg++, &imr->rmask);
if (ret)
return ret;
- return iosf_mbi_read(QRK_MBI_UNIT_MM, QRK_MBI_MM_READ,
- reg++, &imr->wmask);
+ return iosf_mbi_read(QRK_MBI_UNIT_MM, MBI_REG_READ, reg++, &imr->wmask);
}
/**
@@ -151,31 +147,27 @@ static int imr_write(struct imr_device *idev, u32 imr_id,
local_irq_save(flags);
- ret = iosf_mbi_write(QRK_MBI_UNIT_MM, QRK_MBI_MM_WRITE, reg++,
- imr->addr_lo);
+ ret = iosf_mbi_write(QRK_MBI_UNIT_MM, MBI_REG_WRITE, reg++, imr->addr_lo);
if (ret)
goto failed;
- ret = iosf_mbi_write(QRK_MBI_UNIT_MM, QRK_MBI_MM_WRITE,
- reg++, imr->addr_hi);
+ ret = iosf_mbi_write(QRK_MBI_UNIT_MM, MBI_REG_WRITE, reg++, imr->addr_hi);
if (ret)
goto failed;
- ret = iosf_mbi_write(QRK_MBI_UNIT_MM, QRK_MBI_MM_WRITE,
- reg++, imr->rmask);
+ ret = iosf_mbi_write(QRK_MBI_UNIT_MM, MBI_REG_WRITE, reg++, imr->rmask);
if (ret)
goto failed;
- ret = iosf_mbi_write(QRK_MBI_UNIT_MM, QRK_MBI_MM_WRITE,
- reg++, imr->wmask);
+ ret = iosf_mbi_write(QRK_MBI_UNIT_MM, MBI_REG_WRITE, reg++, imr->wmask);
if (ret)
goto failed;
/* Lock bit must be set separately to addr_lo address bits. */
if (lock) {
imr->addr_lo |= IMR_LOCK;
- ret = iosf_mbi_write(QRK_MBI_UNIT_MM, QRK_MBI_MM_WRITE,
- reg - IMR_NUM_REGS, imr->addr_lo);
+ ret = iosf_mbi_write(QRK_MBI_UNIT_MM, MBI_REG_WRITE,
+ reg - IMR_NUM_REGS, imr->addr_lo);
if (ret)
goto failed;
}