summaryrefslogtreecommitdiffstats
path: root/arch/arm/plat-s5p
diff options
context:
space:
mode:
Diffstat (limited to 'arch/arm/plat-s5p')
-rw-r--r--arch/arm/plat-s5p/Kconfig1
-rw-r--r--arch/arm/plat-s5p/Makefile1
-rw-r--r--arch/arm/plat-s5p/cpu.c144
-rw-r--r--arch/arm/plat-s5p/s5p-time.c19
4 files changed, 4 insertions, 161 deletions
diff --git a/arch/arm/plat-s5p/Kconfig b/arch/arm/plat-s5p/Kconfig
index 9b9968fa8695..8167ce66188c 100644
--- a/arch/arm/plat-s5p/Kconfig
+++ b/arch/arm/plat-s5p/Kconfig
@@ -11,6 +11,7 @@ config PLAT_S5P
default y
select ARM_VIC if !ARCH_EXYNOS4
select ARM_GIC if ARCH_EXYNOS4
+ select GIC_NON_BANKED if ARCH_EXYNOS4
select NO_IOPORT
select ARCH_REQUIRE_GPIOLIB
select S3C_GPIO_TRACK
diff --git a/arch/arm/plat-s5p/Makefile b/arch/arm/plat-s5p/Makefile
index 876344038b8d..30d8c3016e6b 100644
--- a/arch/arm/plat-s5p/Makefile
+++ b/arch/arm/plat-s5p/Makefile
@@ -13,7 +13,6 @@ obj- :=
# Core files
obj-y += dev-uart.o
-obj-y += cpu.o
obj-y += clock.o
obj-y += irq.o
obj-$(CONFIG_S5P_EXT_INT) += irq-eint.o
diff --git a/arch/arm/plat-s5p/cpu.c b/arch/arm/plat-s5p/cpu.c
deleted file mode 100644
index a56959e83516..000000000000
--- a/arch/arm/plat-s5p/cpu.c
+++ /dev/null
@@ -1,144 +0,0 @@
-/* linux/arch/arm/plat-s5p/cpu.c
- *
- * Copyright (c) 2009-2011 Samsung Electronics Co., Ltd.
- * http://www.samsung.com
- *
- * S5P CPU Support
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
-*/
-
-#include <linux/init.h>
-#include <linux/module.h>
-
-#include <asm/mach/arch.h>
-#include <asm/mach/map.h>
-
-#include <mach/map.h>
-#include <mach/regs-clock.h>
-
-#include <plat/cpu.h>
-#include <plat/s5p6440.h>
-#include <plat/s5p6450.h>
-#include <plat/s5pc100.h>
-#include <plat/s5pv210.h>
-#include <plat/exynos4.h>
-
-/* table of supported CPUs */
-
-static const char name_s5p6440[] = "S5P6440";
-static const char name_s5p6450[] = "S5P6450";
-static const char name_s5pc100[] = "S5PC100";
-static const char name_s5pv210[] = "S5PV210/S5PC110";
-static const char name_exynos4210[] = "EXYNOS4210";
-static const char name_exynos4212[] = "EXYNOS4212";
-static const char name_exynos4412[] = "EXYNOS4412";
-
-static struct cpu_table cpu_ids[] __initdata = {
- {
- .idcode = S5P6440_CPU_ID,
- .idmask = S5P64XX_CPU_MASK,
- .map_io = s5p6440_map_io,
- .init_clocks = s5p6440_init_clocks,
- .init_uarts = s5p6440_init_uarts,
- .init = s5p64x0_init,
- .name = name_s5p6440,
- }, {
- .idcode = S5P6450_CPU_ID,
- .idmask = S5P64XX_CPU_MASK,
- .map_io = s5p6450_map_io,
- .init_clocks = s5p6450_init_clocks,
- .init_uarts = s5p6450_init_uarts,
- .init = s5p64x0_init,
- .name = name_s5p6450,
- }, {
- .idcode = S5PC100_CPU_ID,
- .idmask = S5PC100_CPU_MASK,
- .map_io = s5pc100_map_io,
- .init_clocks = s5pc100_init_clocks,
- .init_uarts = s5pc100_init_uarts,
- .init = s5pc100_init,
- .name = name_s5pc100,
- }, {
- .idcode = S5PV210_CPU_ID,
- .idmask = S5PV210_CPU_MASK,
- .map_io = s5pv210_map_io,
- .init_clocks = s5pv210_init_clocks,
- .init_uarts = s5pv210_init_uarts,
- .init = s5pv210_init,
- .name = name_s5pv210,
- }, {
- .idcode = EXYNOS4210_CPU_ID,
- .idmask = EXYNOS4_CPU_MASK,
- .map_io = exynos4_map_io,
- .init_clocks = exynos4_init_clocks,
- .init_uarts = exynos4_init_uarts,
- .init = exynos_init,
- .name = name_exynos4210,
- }, {
- .idcode = EXYNOS4212_CPU_ID,
- .idmask = EXYNOS4_CPU_MASK,
- .map_io = exynos4_map_io,
- .init_clocks = exynos4_init_clocks,
- .init_uarts = exynos4_init_uarts,
- .init = exynos_init,
- .name = name_exynos4212,
- }, {
- .idcode = EXYNOS4412_CPU_ID,
- .idmask = EXYNOS4_CPU_MASK,
- .map_io = exynos4_map_io,
- .init_clocks = exynos4_init_clocks,
- .init_uarts = exynos4_init_uarts,
- .init = exynos_init,
- .name = name_exynos4412,
- },
-};
-
-/* minimal IO mapping */
-
-static struct map_desc s5p_iodesc[] __initdata = {
- {
- .virtual = (unsigned long)S5P_VA_CHIPID,
- .pfn = __phys_to_pfn(S5P_PA_CHIPID),
- .length = SZ_4K,
- .type = MT_DEVICE,
- }, {
- .virtual = (unsigned long)S3C_VA_SYS,
- .pfn = __phys_to_pfn(S5P_PA_SYSCON),
- .length = SZ_64K,
- .type = MT_DEVICE,
- }, {
- .virtual = (unsigned long)S3C_VA_TIMER,
- .pfn = __phys_to_pfn(S5P_PA_TIMER),
- .length = SZ_16K,
- .type = MT_DEVICE,
- }, {
- .virtual = (unsigned long)S3C_VA_WATCHDOG,
- .pfn = __phys_to_pfn(S3C_PA_WDT),
- .length = SZ_4K,
- .type = MT_DEVICE,
- }, {
- .virtual = (unsigned long)S5P_VA_SROMC,
- .pfn = __phys_to_pfn(S5P_PA_SROMC),
- .length = SZ_4K,
- .type = MT_DEVICE,
- },
-};
-
-/* read cpu identification code */
-
-void __init s5p_init_io(struct map_desc *mach_desc,
- int size, void __iomem *cpuid_addr)
-{
- /* initialize the io descriptors we need for initialization */
- iotable_init(s5p_iodesc, ARRAY_SIZE(s5p_iodesc));
- if (mach_desc)
- iotable_init(mach_desc, size);
-
- /* detect cpu id and rev. */
- s5p_init_cpu(cpuid_addr);
-
- s3c_init_cpu(samsung_cpu_id, cpu_ids, ARRAY_SIZE(cpu_ids));
-}
diff --git a/arch/arm/plat-s5p/s5p-time.c b/arch/arm/plat-s5p/s5p-time.c
index c833e7b57599..17c0a2c58dfd 100644
--- a/arch/arm/plat-s5p/s5p-time.c
+++ b/arch/arm/plat-s5p/s5p-time.c
@@ -10,7 +10,6 @@
* published by the Free Software Foundation.
*/
-#include <linux/sched.h>
#include <linux/interrupt.h>
#include <linux/irq.h>
#include <linux/err.h>
@@ -321,26 +320,14 @@ static void __iomem *s5p_timer_reg(void)
* this wraps around for now, since it is just a relative time
* stamp. (Inspired by U300 implementation.)
*/
-static DEFINE_CLOCK_DATA(cd);
-
-unsigned long long notrace sched_clock(void)
+static u32 notrace s5p_read_sched_clock(void)
{
void __iomem *reg = s5p_timer_reg();
if (!reg)
return 0;
- return cyc_to_sched_clock(&cd, ~__raw_readl(reg), (u32)~0);
-}
-
-static void notrace s5p_update_sched_clock(void)
-{
- void __iomem *reg = s5p_timer_reg();
-
- if (!reg)
- return;
-
- update_sched_clock(&cd, ~__raw_readl(reg), (u32)~0);
+ return ~__raw_readl(reg);
}
static void __init s5p_clocksource_init(void)
@@ -358,7 +345,7 @@ static void __init s5p_clocksource_init(void)
s5p_time_setup(timer_source.source_id, TCNT_MAX);
s5p_time_start(timer_source.source_id, PERIODIC);
- init_sched_clock(&cd, s5p_update_sched_clock, 32, clock_rate);
+ setup_sched_clock(s5p_read_sched_clock, 32, clock_rate);
if (clocksource_mmio_init(s5p_timer_reg(), "s5p_clocksource_timer",
clock_rate, 250, 32, clocksource_mmio_readl_down))
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-30 05:04:01 +0100