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-rw-r--r--arch/arm/mach-msm/include/mach/msm_iomap-7x00.h10
-rw-r--r--arch/arm/mach-msm/include/mach/msm_iomap-7x30.h14
-rw-r--r--arch/arm/mach-msm/include/mach/msm_iomap-8x50.h14
-rw-r--r--arch/arm/mach-msm/include/mach/msm_iomap-8x60.h15
-rw-r--r--arch/arm/mach-msm/include/mach/msm_iomap.h7
-rw-r--r--arch/arm/mach-msm/io.c22
-rw-r--r--arch/arm/mach-msm/timer.c43
7 files changed, 55 insertions, 70 deletions
diff --git a/arch/arm/mach-msm/include/mach/msm_iomap-7x00.h b/arch/arm/mach-msm/include/mach/msm_iomap-7x00.h
index cfff0e74f128..1e75ed74f169 100644
--- a/arch/arm/mach-msm/include/mach/msm_iomap-7x00.h
+++ b/arch/arm/mach-msm/include/mach/msm_iomap-7x00.h
@@ -1,6 +1,7 @@
/* arch/arm/mach-msm/include/mach/msm_iomap.h
*
* Copyright (C) 2007 Google, Inc.
+ * Copyright (c) 2011, Code Aurora Forum. All rights reserved.
* Author: Brian Swetland <swetland@google.com>
*
* This software is licensed under the terms of the GNU General Public
@@ -47,13 +48,8 @@
#define MSM_VIC_PHYS 0xC0000000
#define MSM_VIC_SIZE SZ_4K
-#define MSM_CSR_BASE IOMEM(0xE0001000)
-#define MSM_CSR_PHYS 0xC0100000
-#define MSM_CSR_SIZE SZ_4K
-
-#define MSM_GPT_PHYS MSM_CSR_PHYS
-#define MSM_GPT_BASE MSM_CSR_BASE
-#define MSM_GPT_SIZE SZ_4K
+#define MSM7X00_CSR_PHYS 0xC0100000
+#define MSM7X00_CSR_SIZE SZ_4K
#define MSM_DMOV_BASE IOMEM(0xE0002000)
#define MSM_DMOV_PHYS 0xA9700000
diff --git a/arch/arm/mach-msm/include/mach/msm_iomap-7x30.h b/arch/arm/mach-msm/include/mach/msm_iomap-7x30.h
index 0fd7b68ca114..4d84be15955e 100644
--- a/arch/arm/mach-msm/include/mach/msm_iomap-7x30.h
+++ b/arch/arm/mach-msm/include/mach/msm_iomap-7x30.h
@@ -1,6 +1,6 @@
/*
* Copyright (C) 2007 Google, Inc.
- * Copyright (c) 2008-2010, Code Aurora Forum. All rights reserved.
+ * Copyright (c) 2008-2011 Code Aurora Forum. All rights reserved.
* Author: Brian Swetland <swetland@google.com>
*
* This software is licensed under the terms of the GNU General Public
@@ -39,16 +39,8 @@
#define MSM_VIC_PHYS 0xC0080000
#define MSM_VIC_SIZE SZ_4K
-#define MSM_CSR_BASE IOMEM(0xE0001000)
-#define MSM_CSR_PHYS 0xC0100000
-#define MSM_CSR_SIZE SZ_4K
-
-#define MSM_TMR_PHYS MSM_CSR_PHYS
-#define MSM_TMR_BASE MSM_CSR_BASE
-#define MSM_TMR_SIZE SZ_4K
-
-#define MSM_GPT_BASE (MSM_TMR_BASE + 0x4)
-#define MSM_DGT_BASE (MSM_TMR_BASE + 0x24)
+#define MSM7X30_CSR_PHYS 0xC0100000
+#define MSM7X30_CSR_SIZE SZ_4K
#define MSM_DMOV_BASE IOMEM(0xE0002000)
#define MSM_DMOV_PHYS 0xAC400000
diff --git a/arch/arm/mach-msm/include/mach/msm_iomap-8x50.h b/arch/arm/mach-msm/include/mach/msm_iomap-8x50.h
index acc819eb76e5..cf1c2df1d953 100644
--- a/arch/arm/mach-msm/include/mach/msm_iomap-8x50.h
+++ b/arch/arm/mach-msm/include/mach/msm_iomap-8x50.h
@@ -1,6 +1,6 @@
/*
* Copyright (C) 2007 Google, Inc.
- * Copyright (c) 2008-2010, Code Aurora Forum. All rights reserved.
+ * Copyright (c) 2008-2011 Code Aurora Forum. All rights reserved.
* Author: Brian Swetland <swetland@google.com>
*
* This software is licensed under the terms of the GNU General Public
@@ -39,16 +39,8 @@
#define MSM_VIC_PHYS 0xAC000000
#define MSM_VIC_SIZE SZ_4K
-#define MSM_CSR_BASE IOMEM(0xE0001000)
-#define MSM_CSR_PHYS 0xAC100000
-#define MSM_CSR_SIZE SZ_4K
-
-#define MSM_TMR_PHYS MSM_CSR_PHYS
-#define MSM_TMR_BASE MSM_CSR_BASE
-#define MSM_TMR_SIZE SZ_4K
-
-#define MSM_GPT_BASE MSM_TMR_BASE
-#define MSM_DGT_BASE (MSM_TMR_BASE + 0x10)
+#define QSD8X50_CSR_PHYS 0xAC100000
+#define QSD8X50_CSR_SIZE SZ_4K
#define MSM_DMOV_BASE IOMEM(0xE0002000)
#define MSM_DMOV_PHYS 0xA9700000
diff --git a/arch/arm/mach-msm/include/mach/msm_iomap-8x60.h b/arch/arm/mach-msm/include/mach/msm_iomap-8x60.h
index a54e33b0882e..d5482d65bb37 100644
--- a/arch/arm/mach-msm/include/mach/msm_iomap-8x60.h
+++ b/arch/arm/mach-msm/include/mach/msm_iomap-8x60.h
@@ -1,6 +1,6 @@
/*
* Copyright (C) 2007 Google, Inc.
- * Copyright (c) 2008-2010, Code Aurora Forum. All rights reserved.
+ * Copyright (c) 2008-2011, Code Aurora Forum. All rights reserved.
* Author: Brian Swetland <swetland@google.com>
*
* This software is licensed under the terms of the GNU General Public
@@ -58,16 +58,11 @@
#define MSM_SHARED_RAM_BASE IOMEM(0xF0100000)
#define MSM_SHARED_RAM_SIZE SZ_1M
-#define MSM_TMR_BASE IOMEM(0xF0200000)
-#define MSM_TMR_PHYS 0x02000000
-#define MSM_TMR_SIZE SZ_4K
+#define MSM8X60_TMR_PHYS 0x02000000
+#define MSM8X60_TMR_SIZE SZ_4K
-#define MSM_TMR0_BASE IOMEM(0xF0201000)
-#define MSM_TMR0_PHYS 0x02040000
-#define MSM_TMR0_SIZE SZ_4K
-
-#define MSM_GPT_BASE (MSM_TMR_BASE + 0x4)
-#define MSM_DGT_BASE (MSM_TMR_BASE + 0x24)
+#define MSM8X60_TMR0_PHYS 0x02040000
+#define MSM8X60_TMR0_SIZE SZ_4K
#define MSM_IOMMU_JPEGD_PHYS 0x07300000
#define MSM_IOMMU_JPEGD_SIZE SZ_1M
diff --git a/arch/arm/mach-msm/include/mach/msm_iomap.h b/arch/arm/mach-msm/include/mach/msm_iomap.h
index 8e24dd812139..0243bd0c3656 100644
--- a/arch/arm/mach-msm/include/mach/msm_iomap.h
+++ b/arch/arm/mach-msm/include/mach/msm_iomap.h
@@ -1,6 +1,6 @@
/*
* Copyright (C) 2007 Google, Inc.
- * Copyright (c) 2008-2010, Code Aurora Forum. All rights reserved.
+ * Copyright (c) 2008-2011, Code Aurora Forum. All rights reserved.
* Author: Brian Swetland <swetland@google.com>
*
* This software is licensed under the terms of the GNU General Public
@@ -53,6 +53,9 @@
#include "msm_iomap-7x00.h"
#endif
-
+/* Virtual addressses shared across all MSM targets. */
+#define MSM_CSR_BASE IOMEM(0xE0001000)
+#define MSM_TMR_BASE IOMEM(0xF0200000)
+#define MSM_TMR0_BASE IOMEM(0xF0201000)
#endif
diff --git a/arch/arm/mach-msm/io.c b/arch/arm/mach-msm/io.c
index 1260007a9dd1..97dcd8c43ab0 100644
--- a/arch/arm/mach-msm/io.c
+++ b/arch/arm/mach-msm/io.c
@@ -3,7 +3,7 @@
* MSM7K, QSD io support
*
* Copyright (C) 2007 Google, Inc.
- * Copyright (c) 2008-2010, Code Aurora Forum. All rights reserved.
+ * Copyright (c) 2008-2011, Code Aurora Forum. All rights reserved.
* Author: Brian Swetland <swetland@google.com>
*
* This software is licensed under the terms of the GNU General Public
@@ -28,18 +28,20 @@
#include <mach/board.h>
-#define MSM_DEVICE(name) { \
+#define MSM_CHIP_DEVICE(name, chip) { \
.virtual = (unsigned long) MSM_##name##_BASE, \
- .pfn = __phys_to_pfn(MSM_##name##_PHYS), \
- .length = MSM_##name##_SIZE, \
+ .pfn = __phys_to_pfn(chip##_##name##_PHYS), \
+ .length = chip##_##name##_SIZE, \
.type = MT_DEVICE_NONSHARED, \
}
+#define MSM_DEVICE(name) MSM_CHIP_DEVICE(name, MSM)
+
#if defined(CONFIG_ARCH_MSM7X00A) || defined(CONFIG_ARCH_MSM7X27) \
|| defined(CONFIG_ARCH_MSM7X25)
static struct map_desc msm_io_desc[] __initdata = {
MSM_DEVICE(VIC),
- MSM_DEVICE(CSR),
+ MSM_CHIP_DEVICE(CSR, MSM7X00),
MSM_DEVICE(GPT),
MSM_DEVICE(DMOV),
MSM_DEVICE(GPIO1),
@@ -73,8 +75,7 @@ void __init msm_map_common_io(void)
#ifdef CONFIG_ARCH_QSD8X50
static struct map_desc qsd8x50_io_desc[] __initdata = {
MSM_DEVICE(VIC),
- MSM_DEVICE(CSR),
- MSM_DEVICE(TMR),
+ MSM_CHIP_DEVICE(CSR, QSD8X50),
MSM_DEVICE(DMOV),
MSM_DEVICE(GPIO1),
MSM_DEVICE(GPIO2),
@@ -104,8 +105,8 @@ void __init msm_map_qsd8x50_io(void)
static struct map_desc msm8x60_io_desc[] __initdata = {
MSM_DEVICE(QGIC_DIST),
MSM_DEVICE(QGIC_CPU),
- MSM_DEVICE(TMR),
- MSM_DEVICE(TMR0),
+ MSM_CHIP_DEVICE(TMR, MSM8X60),
+ MSM_CHIP_DEVICE(TMR0, MSM8X60),
MSM_DEVICE(ACC),
MSM_DEVICE(GCC),
};
@@ -119,8 +120,7 @@ void __init msm_map_msm8x60_io(void)
#ifdef CONFIG_ARCH_MSM7X30
static struct map_desc msm7x30_io_desc[] __initdata = {
MSM_DEVICE(VIC),
- MSM_DEVICE(CSR),
- MSM_DEVICE(TMR),
+ MSM_CHIP_DEVICE(CSR, MSM7X30),
MSM_DEVICE(DMOV),
MSM_DEVICE(GPIO1),
MSM_DEVICE(GPIO2),
diff --git a/arch/arm/mach-msm/timer.c b/arch/arm/mach-msm/timer.c
index c105d28b53e3..5548b156cff9 100644
--- a/arch/arm/mach-msm/timer.c
+++ b/arch/arm/mach-msm/timer.c
@@ -24,10 +24,7 @@
#include <asm/mach/time.h>
#include <mach/msm_iomap.h>
-
-#ifndef MSM_DGT_BASE
-#define MSM_DGT_BASE (MSM_GPT_BASE + 0x10)
-#endif
+#include <mach/cpu.h>
#define TIMER_MATCH_VAL 0x0000
#define TIMER_COUNT_VAL 0x0004
@@ -52,14 +49,9 @@ enum timer_location {
GLOBAL_TIMER = 1,
};
-#ifdef MSM_TMR0_BASE
-#define MSM_TMR_GLOBAL (MSM_TMR0_BASE - MSM_TMR_BASE)
-#else
-#define MSM_TMR_GLOBAL 0
-#endif
-
#define MSM_GLOBAL_TIMER MSM_CLOCK_DGT
+/* TODO: Remove these ifdefs */
#if defined(CONFIG_ARCH_QSD8X50)
#define DGT_HZ (19200000 / 4) /* 19.2 MHz / 4 by default */
#define MSM_DGT_SHIFT (0)
@@ -177,11 +169,7 @@ static struct msm_clock msm_clocks[] = {
.dev_id = &msm_clocks[0].clockevent,
.irq = INT_GP_TIMER_EXP
},
- .regbase = MSM_GPT_BASE,
.freq = GPT_HZ,
- .local_counter = MSM_GPT_BASE + TIMER_COUNT_VAL,
- .global_counter = MSM_GPT_BASE + TIMER_COUNT_VAL +
- MSM_TMR_GLOBAL,
},
[MSM_CLOCK_DGT] = {
.clockevent = {
@@ -206,12 +194,8 @@ static struct msm_clock msm_clocks[] = {
.dev_id = &msm_clocks[1].clockevent,
.irq = INT_DEBUG_TIMER_EXP
},
- .regbase = MSM_DGT_BASE,
.freq = DGT_HZ >> MSM_DGT_SHIFT,
.shift = MSM_DGT_SHIFT,
- .local_counter = MSM_DGT_BASE + TIMER_COUNT_VAL,
- .global_counter = MSM_DGT_BASE + TIMER_COUNT_VAL +
- MSM_TMR_GLOBAL,
}
};
@@ -219,6 +203,25 @@ static void __init msm_timer_init(void)
{
int i;
int res;
+ int global_offset = 0;
+
+ if (cpu_is_msm7x01()) {
+ msm_clocks[MSM_CLOCK_GPT].regbase = MSM_CSR_BASE;
+ msm_clocks[MSM_CLOCK_DGT].regbase = MSM_CSR_BASE + 0x10;
+ } else if (cpu_is_msm7x30()) {
+ msm_clocks[MSM_CLOCK_GPT].regbase = MSM_CSR_BASE + 0x04;
+ msm_clocks[MSM_CLOCK_DGT].regbase = MSM_CSR_BASE + 0x24;
+ } else if (cpu_is_qsd8x50()) {
+ msm_clocks[MSM_CLOCK_GPT].regbase = MSM_CSR_BASE;
+ msm_clocks[MSM_CLOCK_DGT].regbase = MSM_CSR_BASE + 0x10;
+ } else if (cpu_is_msm8x60()) {
+ msm_clocks[MSM_CLOCK_GPT].regbase = MSM_TMR_BASE + 0x04;
+ msm_clocks[MSM_CLOCK_DGT].regbase = MSM_TMR_BASE + 0x24;
+
+ /* Use CPU0's timer as the global timer. */
+ global_offset = MSM_TMR0_BASE - MSM_TMR_BASE;
+ } else
+ BUG();
#ifdef CONFIG_ARCH_MSM_SCORPIONMP
writel(DGT_CLK_CTL_DIV_4, MSM_TMR_BASE + DGT_CLK_CTL);
@@ -228,6 +231,10 @@ static void __init msm_timer_init(void)
struct msm_clock *clock = &msm_clocks[i];
struct clock_event_device *ce = &clock->clockevent;
struct clocksource *cs = &clock->clocksource;
+
+ clock->local_counter = clock->regbase + TIMER_COUNT_VAL;
+ clock->global_counter = clock->local_counter + global_offset;
+
writel(0, clock->regbase + TIMER_ENABLE);
writel(0, clock->regbase + TIMER_CLEAR);
writel(~0, clock->regbase + TIMER_MATCH_VAL);
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.