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-rw-r--r--arch/arm/mach-msm/Kconfig7
-rw-r--r--arch/arm/mach-msm/board-halibut.c1
-rw-r--r--arch/arm/mach-msm/board-msm7x30.c1
-rw-r--r--arch/arm/mach-msm/board-qsd8x50.c1
-rw-r--r--arch/arm/mach-msm/board-trout.c1
-rw-r--r--arch/arm/mach-msm/devices-msm7x00.c31
-rw-r--r--arch/arm/mach-msm/devices-msm7x30.c31
-rw-r--r--arch/arm/mach-msm/devices-qsd8x50.c31
-rw-r--r--arch/arm/mach-msm/devices.h4
-rw-r--r--arch/arm/mach-msm/dma.c26
-rw-r--r--arch/arm/mach-msm/hotplug.c4
-rw-r--r--arch/arm/mach-msm/include/mach/cpu.h54
-rw-r--r--arch/arm/mach-msm/include/mach/dma.h26
-rw-r--r--arch/arm/mach-msm/include/mach/uncompress.h2
-rw-r--r--arch/arm/mach-msm/last_radio_log.c20
-rw-r--r--arch/arm/mach-msm/platsmp.c8
-rw-r--r--arch/arm/mach-msm/timer.c110
17 files changed, 185 insertions, 173 deletions
diff --git a/arch/arm/mach-msm/Kconfig b/arch/arm/mach-msm/Kconfig
index b61908594b4..fceb093b949 100644
--- a/arch/arm/mach-msm/Kconfig
+++ b/arch/arm/mach-msm/Kconfig
@@ -44,10 +44,10 @@ endchoice
config ARCH_MSM8X60
bool "MSM8X60"
- select ARCH_MSM_SCORPIONMP
select ARM_GIC
select CPU_V7
select GPIO_MSM_V2
+ select HAVE_SMP
select MSM_GPIOMUX
select MSM_SCM if SMP
select MSM_V2_TLMM
@@ -55,9 +55,9 @@ config ARCH_MSM8X60
config ARCH_MSM8960
bool "MSM8960"
- select ARCH_MSM_SCORPIONMP
select ARM_GIC
select CPU_V7
+ select HAVE_SMP
select MSM_GPIOMUX
select MSM_SCM if SMP
select MSM_V2_TLMM
@@ -68,9 +68,6 @@ config MSM_HAS_DEBUG_UART_HS
config MSM_SOC_REV_A
bool
-config ARCH_MSM_SCORPIONMP
- bool
- select HAVE_SMP
config ARCH_MSM_ARM11
bool
diff --git a/arch/arm/mach-msm/board-halibut.c b/arch/arm/mach-msm/board-halibut.c
index 84d720af34a..82eaf88d202 100644
--- a/arch/arm/mach-msm/board-halibut.c
+++ b/arch/arm/mach-msm/board-halibut.c
@@ -59,6 +59,7 @@ static struct platform_device smc91x_device = {
};
static struct platform_device *devices[] __initdata = {
+ &msm_device_gpio_7201,
&msm_device_uart3,
&msm_device_smd,
&msm_device_nand,
diff --git a/arch/arm/mach-msm/board-msm7x30.c b/arch/arm/mach-msm/board-msm7x30.c
index 7bc3f82e3ec..520c141acd0 100644
--- a/arch/arm/mach-msm/board-msm7x30.c
+++ b/arch/arm/mach-msm/board-msm7x30.c
@@ -89,6 +89,7 @@ struct msm_gpiomux_config msm_gpiomux_configs[GPIOMUX_NGPIOS] = {
};
static struct platform_device *devices[] __initdata = {
+ &msm_device_gpio_7x30,
#if defined(CONFIG_SERIAL_MSM) || defined(CONFIG_MSM_SERIAL_DEBUGGER)
&msm_device_uart2,
#endif
diff --git a/arch/arm/mach-msm/board-qsd8x50.c b/arch/arm/mach-msm/board-qsd8x50.c
index 686e7949a73..38a532d6937 100644
--- a/arch/arm/mach-msm/board-qsd8x50.c
+++ b/arch/arm/mach-msm/board-qsd8x50.c
@@ -89,6 +89,7 @@ static struct msm_otg_platform_data msm_otg_pdata = {
};
static struct platform_device *devices[] __initdata = {
+ &msm_device_gpio_8x50,
&msm_device_uart3,
&msm_device_smd,
&msm_device_otg,
diff --git a/arch/arm/mach-msm/board-trout.c b/arch/arm/mach-msm/board-trout.c
index 919bfa32871..80fe1c5ff5c 100644
--- a/arch/arm/mach-msm/board-trout.c
+++ b/arch/arm/mach-msm/board-trout.c
@@ -36,6 +36,7 @@
extern int trout_init_mmc(unsigned int);
static struct platform_device *devices[] __initdata = {
+ &msm_device_gpio_7201,
&msm_device_uart3,
&msm_device_smd,
&msm_device_nand,
diff --git a/arch/arm/mach-msm/devices-msm7x00.c b/arch/arm/mach-msm/devices-msm7x00.c
index f66ee6ea872..1a0a2306b11 100644
--- a/arch/arm/mach-msm/devices-msm7x00.c
+++ b/arch/arm/mach-msm/devices-msm7x00.c
@@ -29,6 +29,37 @@
#include "clock-pcom.h"
#include <linux/platform_data/mmc-msm_sdcc.h>
+static struct resource msm_gpio_resources[] = {
+ {
+ .start = 32 + 0,
+ .end = 32 + 0,
+ .flags = IORESOURCE_IRQ,
+ },
+ {
+ .start = 32 + 1,
+ .end = 32 + 1,
+ .flags = IORESOURCE_IRQ,
+ },
+ {
+ .start = 0xa9200800,
+ .end = 0xa9200800 + SZ_4K - 1,
+ .flags = IORESOURCE_MEM,
+ .name = "gpio1"
+ },
+ {
+ .start = 0xa9300C00,
+ .end = 0xa9300C00 + SZ_4K - 1,
+ .flags = IORESOURCE_MEM,
+ .name = "gpio2"
+ },
+};
+
+struct platform_device msm_device_gpio_7201 = {
+ .name = "gpio-msm-7201",
+ .num_resources = ARRAY_SIZE(msm_gpio_resources),
+ .resource = msm_gpio_resources,
+};
+
static struct resource resources_uart1[] = {
{
.start = INT_UART1,
diff --git a/arch/arm/mach-msm/devices-msm7x30.c b/arch/arm/mach-msm/devices-msm7x30.c
index e90ab5938c5..12f482c0774 100644
--- a/arch/arm/mach-msm/devices-msm7x30.c
+++ b/arch/arm/mach-msm/devices-msm7x30.c
@@ -33,6 +33,37 @@
#include <linux/platform_data/mmc-msm_sdcc.h>
+static struct resource msm_gpio_resources[] = {
+ {
+ .start = 32 + 18,
+ .end = 32 + 18,
+ .flags = IORESOURCE_IRQ,
+ },
+ {
+ .start = 32 + 19,
+ .end = 32 + 19,
+ .flags = IORESOURCE_IRQ,
+ },
+ {
+ .start = 0xac001000,
+ .end = 0xac001000 + SZ_4K - 1,
+ .flags = IORESOURCE_MEM,
+ .name = "gpio1"
+ },
+ {
+ .start = 0xac101400,
+ .end = 0xac101400 + SZ_4K - 1,
+ .flags = IORESOURCE_MEM,
+ .name = "gpio2"
+ },
+};
+
+struct platform_device msm_device_gpio_7x30 = {
+ .name = "gpio-msm-7x30",
+ .num_resources = ARRAY_SIZE(msm_gpio_resources),
+ .resource = msm_gpio_resources,
+};
+
static struct resource resources_uart2[] = {
{
.start = INT_UART2,
diff --git a/arch/arm/mach-msm/devices-qsd8x50.c b/arch/arm/mach-msm/devices-qsd8x50.c
index 4db61d5fe31..2e1b3ec9dfc 100644
--- a/arch/arm/mach-msm/devices-qsd8x50.c
+++ b/arch/arm/mach-msm/devices-qsd8x50.c
@@ -30,6 +30,37 @@
#include <linux/platform_data/mmc-msm_sdcc.h>
#include "clock-pcom.h"
+static struct resource msm_gpio_resources[] = {
+ {
+ .start = 64 + 165 + 9,
+ .end = 64 + 165 + 9,
+ .flags = IORESOURCE_IRQ,
+ },
+ {
+ .start = 64 + 165 + 10,
+ .end = 64 + 165 + 10,
+ .flags = IORESOURCE_IRQ,
+ },
+ {
+ .start = 0xa9000800,
+ .end = 0xa9000800 + SZ_4K - 1,
+ .flags = IORESOURCE_MEM,
+ .name = "gpio1"
+ },
+ {
+ .start = 0xa9100C00,
+ .end = 0xa9100C00 + SZ_4K - 1,
+ .flags = IORESOURCE_MEM,
+ .name = "gpio2"
+ },
+};
+
+struct platform_device msm_device_gpio_8x50 = {
+ .name = "gpio-msm-8x50",
+ .num_resources = ARRAY_SIZE(msm_gpio_resources),
+ .resource = msm_gpio_resources,
+};
+
static struct resource resources_uart3[] = {
{
.start = INT_UART3,
diff --git a/arch/arm/mach-msm/devices.h b/arch/arm/mach-msm/devices.h
index 9545c196c6e..da902cf5116 100644
--- a/arch/arm/mach-msm/devices.h
+++ b/arch/arm/mach-msm/devices.h
@@ -20,6 +20,10 @@
#include "clock.h"
+extern struct platform_device msm_device_gpio_7201;
+extern struct platform_device msm_device_gpio_7x30;
+extern struct platform_device msm_device_gpio_8x50;
+
extern struct platform_device msm_device_uart1;
extern struct platform_device msm_device_uart2;
extern struct platform_device msm_device_uart3;
diff --git a/arch/arm/mach-msm/dma.c b/arch/arm/mach-msm/dma.c
index 354b91d4c3a..b279fd8a31b 100644
--- a/arch/arm/mach-msm/dma.c
+++ b/arch/arm/mach-msm/dma.c
@@ -19,9 +19,35 @@
#include <linux/interrupt.h>
#include <linux/completion.h>
#include <mach/dma.h>
+#include <mach/msm_iomap.h>
#define MSM_DMOV_CHANNEL_COUNT 16
+#define DMOV_SD0(off, ch) (MSM_DMOV_BASE + 0x0000 + (off) + ((ch) << 2))
+#define DMOV_SD1(off, ch) (MSM_DMOV_BASE + 0x0400 + (off) + ((ch) << 2))
+#define DMOV_SD2(off, ch) (MSM_DMOV_BASE + 0x0800 + (off) + ((ch) << 2))
+#define DMOV_SD3(off, ch) (MSM_DMOV_BASE + 0x0C00 + (off) + ((ch) << 2))
+
+#if defined(CONFIG_ARCH_MSM7X30)
+#define DMOV_SD_AARM DMOV_SD2
+#else
+#define DMOV_SD_AARM DMOV_SD3
+#endif
+
+#define DMOV_CMD_PTR(ch) DMOV_SD_AARM(0x000, ch)
+#define DMOV_RSLT(ch) DMOV_SD_AARM(0x040, ch)
+#define DMOV_FLUSH0(ch) DMOV_SD_AARM(0x080, ch)
+#define DMOV_FLUSH1(ch) DMOV_SD_AARM(0x0C0, ch)
+#define DMOV_FLUSH2(ch) DMOV_SD_AARM(0x100, ch)
+#define DMOV_FLUSH3(ch) DMOV_SD_AARM(0x140, ch)
+#define DMOV_FLUSH4(ch) DMOV_SD_AARM(0x180, ch)
+#define DMOV_FLUSH5(ch) DMOV_SD_AARM(0x1C0, ch)
+
+#define DMOV_STATUS(ch) DMOV_SD_AARM(0x200, ch)
+#define DMOV_ISR DMOV_SD_AARM(0x380, 0)
+
+#define DMOV_CONFIG(ch) DMOV_SD_AARM(0x300, ch)
+
enum {
MSM_DMOV_PRINT_ERRORS = 1,
MSM_DMOV_PRINT_IO = 2,
diff --git a/arch/arm/mach-msm/hotplug.c b/arch/arm/mach-msm/hotplug.c
index 750446feb44..326a87261f9 100644
--- a/arch/arm/mach-msm/hotplug.c
+++ b/arch/arm/mach-msm/hotplug.c
@@ -10,16 +10,12 @@
#include <linux/errno.h>
#include <linux/smp.h>
-#include <asm/cacheflush.h>
#include <asm/smp_plat.h>
#include "common.h"
static inline void cpu_enter_lowpower(void)
{
- /* Just flush the cache. Changing the coherency is not yet
- * available on msm. */
- flush_cache_all();
}
static inline void cpu_leave_lowpower(void)
diff --git a/arch/arm/mach-msm/include/mach/cpu.h b/arch/arm/mach-msm/include/mach/cpu.h
deleted file mode 100644
index a9481b08d5c..00000000000
--- a/arch/arm/mach-msm/include/mach/cpu.h
+++ /dev/null
@@ -1,54 +0,0 @@
-/* Copyright (c) 2011, Code Aurora Forum. All rights reserved.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 and
- * only version 2 as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
- * 02110-1301, USA.
- */
-
-#ifndef __ARCH_ARM_MACH_MSM_CPU_H__
-#define __ARCH_ARM_MACH_MSM_CPU_H__
-
-/* TODO: For now, only one CPU can be compiled at a time. */
-
-#define cpu_is_msm7x01() 0
-#define cpu_is_msm7x30() 0
-#define cpu_is_qsd8x50() 0
-#define cpu_is_msm8x60() 0
-#define cpu_is_msm8960() 0
-
-#ifdef CONFIG_ARCH_MSM7X00A
-# undef cpu_is_msm7x01
-# define cpu_is_msm7x01() 1
-#endif
-
-#ifdef CONFIG_ARCH_MSM7X30
-# undef cpu_is_msm7x30
-# define cpu_is_msm7x30() 1
-#endif
-
-#ifdef CONFIG_ARCH_QSD8X50
-# undef cpu_is_qsd8x50
-# define cpu_is_qsd8x50() 1
-#endif
-
-#ifdef CONFIG_ARCH_MSM8X60
-# undef cpu_is_msm8x60
-# define cpu_is_msm8x60() 1
-#endif
-
-#ifdef CONFIG_ARCH_MSM8960
-# undef cpu_is_msm8960
-# define cpu_is_msm8960() 1
-#endif
-
-#endif
diff --git a/arch/arm/mach-msm/include/mach/dma.h b/arch/arm/mach-msm/include/mach/dma.h
index 05583f56952..a72d48d4234 100644
--- a/arch/arm/mach-msm/include/mach/dma.h
+++ b/arch/arm/mach-msm/include/mach/dma.h
@@ -16,7 +16,6 @@
#ifndef __ASM_ARCH_MSM_DMA_H
#include <linux/list.h>
-#include <mach/msm_iomap.h>
struct msm_dmov_errdata {
uint32_t flush[6];
@@ -45,48 +44,23 @@ static inline
int msm_dmov_exec_cmd(unsigned id, unsigned int cmdptr) { return -EIO; }
#endif
-
-#define DMOV_SD0(off, ch) (MSM_DMOV_BASE + 0x0000 + (off) + ((ch) << 2))
-#define DMOV_SD1(off, ch) (MSM_DMOV_BASE + 0x0400 + (off) + ((ch) << 2))
-#define DMOV_SD2(off, ch) (MSM_DMOV_BASE + 0x0800 + (off) + ((ch) << 2))
-#define DMOV_SD3(off, ch) (MSM_DMOV_BASE + 0x0C00 + (off) + ((ch) << 2))
-
-#if defined(CONFIG_ARCH_MSM7X30)
-#define DMOV_SD_AARM DMOV_SD2
-#else
-#define DMOV_SD_AARM DMOV_SD3
-#endif
-
-#define DMOV_CMD_PTR(ch) DMOV_SD_AARM(0x000, ch)
#define DMOV_CMD_LIST (0 << 29) /* does not work */
#define DMOV_CMD_PTR_LIST (1 << 29) /* works */
#define DMOV_CMD_INPUT_CFG (2 << 29) /* untested */
#define DMOV_CMD_OUTPUT_CFG (3 << 29) /* untested */
#define DMOV_CMD_ADDR(addr) ((addr) >> 3)
-#define DMOV_RSLT(ch) DMOV_SD_AARM(0x040, ch)
#define DMOV_RSLT_VALID (1 << 31) /* 0 == host has empties result fifo */
#define DMOV_RSLT_ERROR (1 << 3)
#define DMOV_RSLT_FLUSH (1 << 2)
#define DMOV_RSLT_DONE (1 << 1) /* top pointer done */
#define DMOV_RSLT_USER (1 << 0) /* command with FR force result */
-#define DMOV_FLUSH0(ch) DMOV_SD_AARM(0x080, ch)
-#define DMOV_FLUSH1(ch) DMOV_SD_AARM(0x0C0, ch)
-#define DMOV_FLUSH2(ch) DMOV_SD_AARM(0x100, ch)
-#define DMOV_FLUSH3(ch) DMOV_SD_AARM(0x140, ch)
-#define DMOV_FLUSH4(ch) DMOV_SD_AARM(0x180, ch)
-#define DMOV_FLUSH5(ch) DMOV_SD_AARM(0x1C0, ch)
-
-#define DMOV_STATUS(ch) DMOV_SD_AARM(0x200, ch)
#define DMOV_STATUS_RSLT_COUNT(n) (((n) >> 29))
#define DMOV_STATUS_CMD_COUNT(n) (((n) >> 27) & 3)
#define DMOV_STATUS_RSLT_VALID (1 << 1)
#define DMOV_STATUS_CMD_PTR_RDY (1 << 0)
-#define DMOV_ISR DMOV_SD_AARM(0x380, 0)
-
-#define DMOV_CONFIG(ch) DMOV_SD_AARM(0x300, ch)
#define DMOV_CONFIG_FORCE_TOP_PTR_RSLT (1 << 2)
#define DMOV_CONFIG_FORCE_FLUSH_RSLT (1 << 1)
#define DMOV_CONFIG_IRQ_EN (1 << 0)
diff --git a/arch/arm/mach-msm/include/mach/uncompress.h b/arch/arm/mach-msm/include/mach/uncompress.h
index fa97a10d869..94324870fb0 100644
--- a/arch/arm/mach-msm/include/mach/uncompress.h
+++ b/arch/arm/mach-msm/include/mach/uncompress.h
@@ -37,7 +37,7 @@ static void putc(int c)
* Wait for TX_READY to be set; but skip it if we have a
* TX underrun.
*/
- if (UART_DM_SR & 0x08)
+ if (!(UART_DM_SR & 0x08))
while (!(UART_DM_ISR & 0x80))
cpu_relax();
diff --git a/arch/arm/mach-msm/last_radio_log.c b/arch/arm/mach-msm/last_radio_log.c
index 1e243f46a96..7777767ee89 100644
--- a/arch/arm/mach-msm/last_radio_log.c
+++ b/arch/arm/mach-msm/last_radio_log.c
@@ -31,20 +31,8 @@ extern void *smem_item(unsigned id, unsigned *size);
static ssize_t last_radio_log_read(struct file *file, char __user *buf,
size_t len, loff_t *offset)
{
- loff_t pos = *offset;
- ssize_t count;
-
- if (pos >= radio_log_size)
- return 0;
-
- count = min(len, (size_t)(radio_log_size - pos));
- if (copy_to_user(buf, radio_log_base + pos, count)) {
- pr_err("%s: copy to user failed\n", __func__);
- return -EFAULT;
- }
-
- *offset += count;
- return count;
+ return simple_read_from_buffer(buf, len, offset,
+ radio_log_base, radio_log_size);
}
static struct file_operations last_radio_log_fops = {
@@ -67,7 +55,8 @@ void msm_init_last_radio_log(struct module *owner)
return;
}
- entry = create_proc_entry("last_radio_log", S_IFREG | S_IRUGO, NULL);
+ entry = proc_create("last_radio_log", S_IRUGO, NULL,
+ &last_radio_log_fops);
if (!entry) {
pr_err("%s: could not create proc entry for radio log\n",
__func__);
@@ -77,7 +66,6 @@ void msm_init_last_radio_log(struct module *owner)
pr_err("%s: last radio log is %d bytes long\n", __func__,
radio_log_size);
last_radio_log_fops.owner = owner;
- entry->proc_fops = &last_radio_log_fops;
entry->size = radio_log_size;
}
EXPORT_SYMBOL(msm_init_last_radio_log);
diff --git a/arch/arm/mach-msm/platsmp.c b/arch/arm/mach-msm/platsmp.c
index 42932865416..00cdb0a5dac 100644
--- a/arch/arm/mach-msm/platsmp.c
+++ b/arch/arm/mach-msm/platsmp.c
@@ -15,7 +15,6 @@
#include <linux/jiffies.h>
#include <linux/smp.h>
#include <linux/io.h>
-#include <linux/irqchip/arm-gic.h>
#include <asm/cacheflush.h>
#include <asm/cputype.h>
@@ -42,13 +41,6 @@ static inline int get_core_count(void)
static void __cpuinit msm_secondary_init(unsigned int cpu)
{
/*
- * if any interrupts are already enabled for the primary
- * core (e.g. timer irq), then they will not have been enabled
- * for us: do so
- */
- gic_secondary_init(0);
-
- /*
* let the primary processor know we're out of the
* pen, then head off into the C entry point
*/
diff --git a/arch/arm/mach-msm/timer.c b/arch/arm/mach-msm/timer.c
index f9fd77e8f1f..284313f3e02 100644
--- a/arch/arm/mach-msm/timer.c
+++ b/arch/arm/mach-msm/timer.c
@@ -30,19 +30,22 @@
#include "common.h"
-#define TIMER_MATCH_VAL 0x0000
-#define TIMER_COUNT_VAL 0x0004
-#define TIMER_ENABLE 0x0008
-#define TIMER_ENABLE_CLR_ON_MATCH_EN BIT(1)
-#define TIMER_ENABLE_EN BIT(0)
-#define TIMER_CLEAR 0x000C
-#define DGT_CLK_CTL_DIV_4 0x3
+#define TIMER_MATCH_VAL 0x0000
+#define TIMER_COUNT_VAL 0x0004
+#define TIMER_ENABLE 0x0008
+#define TIMER_ENABLE_CLR_ON_MATCH_EN BIT(1)
+#define TIMER_ENABLE_EN BIT(0)
+#define TIMER_CLEAR 0x000C
+#define DGT_CLK_CTL 0x10
+#define DGT_CLK_CTL_DIV_4 0x3
+#define TIMER_STS_GPT0_CLR_PEND BIT(10)
#define GPT_HZ 32768
#define MSM_DGT_SHIFT 5
static void __iomem *event_base;
+static void __iomem *sts_base;
static irqreturn_t msm_timer_interrupt(int irq, void *dev_id)
{
@@ -67,6 +70,11 @@ static int msm_timer_set_next_event(unsigned long cycles,
writel_relaxed(ctrl, event_base + TIMER_CLEAR);
writel_relaxed(cycles, event_base + TIMER_MATCH_VAL);
+
+ if (sts_base)
+ while (readl_relaxed(sts_base) & TIMER_STS_GPT0_CLR_PEND)
+ cpu_relax();
+
writel_relaxed(ctrl | TIMER_ENABLE_EN, event_base + TIMER_ENABLE);
return 0;
}
@@ -137,9 +145,6 @@ static int __cpuinit msm_local_timer_setup(struct clock_event_device *evt)
if (!smp_processor_id())
return 0;
- writel_relaxed(0, event_base + TIMER_ENABLE);
- writel_relaxed(0, event_base + TIMER_CLEAR);
- writel_relaxed(~0, event_base + TIMER_MATCH_VAL);
evt->irq = msm_clockevent.irq;
evt->name = "local_timer";
evt->features = msm_clockevent.features;
@@ -177,9 +182,6 @@ static void __init msm_timer_init(u32 dgt_hz, int sched_bits, int irq,
struct clocksource *cs = &msm_clocksource;
int res;
- writel_relaxed(0, event_base + TIMER_ENABLE);
- writel_relaxed(0, event_base + TIMER_CLEAR);
- writel_relaxed(~0, event_base + TIMER_MATCH_VAL);
ce->cpumask = cpumask_of(0);
ce->irq = irq;
@@ -217,13 +219,9 @@ err:
}
#ifdef CONFIG_OF
-static const struct of_device_id msm_dgt_match[] __initconst = {
- { .compatible = "qcom,msm-dgt" },
- { },
-};
-
-static const struct of_device_id msm_gpt_match[] __initconst = {
- { .compatible = "qcom,msm-gpt" },
+static const struct of_device_id msm_timer_match[] __initconst = {
+ { .compatible = "qcom,kpss-timer" },
+ { .compatible = "qcom,scss-timer" },
{ },
};
@@ -234,33 +232,29 @@ void __init msm_dt_timer_init(void)
int irq;
struct resource res;
u32 percpu_offset;
- void __iomem *dgt_clk_ctl;
+ void __iomem *base;
+ void __iomem *cpu0_base;
- np = of_find_matching_node(NULL, msm_gpt_match);
+ np = of_find_matching_node(NULL, msm_timer_match);
if (!np) {
- pr_err("Can't find GPT DT node\n");
+ pr_err("Can't find msm timer DT node\n");
return;
}
- event_base = of_iomap(np, 0);
- if (!event_base) {
+ base = of_iomap(np, 0);
+ if (!base) {
pr_err("Failed to map event base\n");
return;
}
- irq = irq_of_parse_and_map(np, 0);
+ /* We use GPT0 for the clockevent */
+ irq = irq_of_parse_and_map(np, 1);
if (irq <= 0) {
pr_err("Can't get irq\n");
return;
}
- of_node_put(np);
-
- np = of_find_matching_node(NULL, msm_dgt_match);
- if (!np) {
- pr_err("Can't find DGT DT node\n");
- return;
- }
+ /* We use CPU0's DGT for the clocksource */
if (of_property_read_u32(np, "cpu-offset", &percpu_offset))
percpu_offset = 0;
@@ -269,45 +263,43 @@ void __init msm_dt_timer_init(void)
return;
}
- source_base = ioremap(res.start + percpu_offset, resource_size(&res));
- if (!source_base) {
+ cpu0_base = ioremap(res.start + percpu_offset, resource_size(&res));
+ if (!cpu0_base) {
pr_err("Failed to map source base\n");
return;
}
- if (!of_address_to_resource(np, 1, &res)) {
- dgt_clk_ctl = ioremap(res.start + percpu_offset,
- resource_size(&res));
- if (!dgt_clk_ctl) {
- pr_err("Failed to map DGT control base\n");
- return;
- }
- writel_relaxed(DGT_CLK_CTL_DIV_4, dgt_clk_ctl);
- iounmap(dgt_clk_ctl);
- }
-
if (of_property_read_u32(np, "clock-frequency", &freq)) {
pr_err("Unknown frequency\n");
return;
}
of_node_put(np);
+ event_base = base + 0x4;
+ sts_base = base + 0x88;
+ source_base = cpu0_base + 0x24;
+ freq /= 4;
+ writel_relaxed(DGT_CLK_CTL_DIV_4, source_base + DGT_CLK_CTL);
+
msm_timer_init(freq, 32, irq, !!percpu_offset);
}
#endif
-static int __init msm_timer_map(phys_addr_t event, phys_addr_t source)
+static int __init msm_timer_map(phys_addr_t addr, u32 event, u32 source,
+ u32 sts)
{
- event_base = ioremap(event, SZ_64);
- if (!event_base) {
- pr_err("Failed to map event base\n");
- return 1;
- }
- source_base = ioremap(source, SZ_64);
- if (!source_base) {
- pr_err("Failed to map source base\n");
- return 1;
+ void __iomem *base;
+
+ base = ioremap(addr, SZ_256);
+ if (!base) {
+ pr_err("Failed to map timer base\n");
+ return -ENOMEM;
}
+ event_base = base + event;
+ source_base = base + source;
+ if (sts)
+ sts_base = base + sts;
+
return 0;
}
@@ -315,7 +307,7 @@ void __init msm7x01_timer_init(void)
{
struct clocksource *cs = &msm_clocksource;
- if (msm_timer_map(0xc0100000, 0xc0100010))
+ if (msm_timer_map(0xc0100000, 0x0, 0x10, 0x0))
return;
cs->read = msm_read_timer_count_shift;
cs->mask = CLOCKSOURCE_MASK((32 - MSM_DGT_SHIFT));
@@ -326,14 +318,14 @@ void __init msm7x01_timer_init(void)
void __init msm7x30_timer_init(void)
{
- if (msm_timer_map(0xc0100004, 0xc0100024))
+ if (msm_timer_map(0xc0100000, 0x4, 0x24, 0x80))
return;
msm_timer_init(24576000 / 4, 32, 1, false);
}
void __init qsd8x50_timer_init(void)
{
- if (msm_timer_map(0xAC100000, 0xAC100010))
+ if (msm_timer_map(0xAC100000, 0x0, 0x10, 0x34))
return;
msm_timer_init(19200000 / 4, 32, 7, false);
}
generated by cgit v1.2.3-70-g09d2 (git 2.51.2) at 2025-11-04 06:46:03 +0000