From 88f597383824c7a67b3120a3584afca85b91e7bb Mon Sep 17 00:00:00 2001 From: Tomasz Figa Date: Mon, 17 Jun 2013 23:45:37 +0900 Subject: [PATCH] ARM: SAMSUNG: Let platforms use the new watchdog reset driver This patch moves all platforms using the legacy watchdog reset helper function to the new watchdog reset driver. Signed-off-by: Tomasz Figa Tested-by: Sylwester Nawrocki Signed-off-by: Kukjin Kim --- arch/arm/Kconfig | 3 +++ arch/arm/mach-s3c24xx/Kconfig | 2 ++ arch/arm/mach-s3c24xx/s3c2410.c | 3 ++- arch/arm/mach-s3c24xx/s3c244x.c | 3 ++- arch/arm/mach-s3c64xx/common.c | 8 +++++++- arch/arm/mach-s5p64x0/common.c | 4 +++- arch/arm/mach-s5pc100/common.c | 3 ++- 7 files changed, 21 insertions(+), 5 deletions(-) diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index 49d993cee512..40f63f4e9e54 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -729,6 +729,7 @@ config ARCH_S3C64XX select SAMSUNG_CLKSRC select SAMSUNG_GPIOLIB_4BIT select SAMSUNG_IRQ_VIC_TIMER + select SAMSUNG_WDT_RESET select USB_ARCH_HAS_OHCI help Samsung S3C64XX series based systems @@ -744,6 +745,7 @@ config ARCH_S5P64X0 select HAVE_S3C2410_WATCHDOG if WATCHDOG select HAVE_S3C_RTC if RTC_CLASS select NEED_MACH_GPIO_H + select SAMSUNG_WDT_RESET help Samsung S5P64X0 CPU based systems, such as the Samsung SMDK6440, SMDK6450. @@ -760,6 +762,7 @@ config ARCH_S5PC100 select HAVE_S3C2410_WATCHDOG if WATCHDOG select HAVE_S3C_RTC if RTC_CLASS select NEED_MACH_GPIO_H + select SAMSUNG_WDT_RESET help Samsung S5PC100 series based systems diff --git a/arch/arm/mach-s3c24xx/Kconfig b/arch/arm/mach-s3c24xx/Kconfig index f2f7088bfd22..f8d1912f103e 100644 --- a/arch/arm/mach-s3c24xx/Kconfig +++ b/arch/arm/mach-s3c24xx/Kconfig @@ -31,6 +31,7 @@ config CPU_S3C2410 select S3C2410_CPUFREQ if CPU_FREQ_S3C24XX select S3C2410_PM if PM select SAMSUNG_HRT + select SAMSUNG_WDT_RESET help Support for S3C2410 and S3C2410A family from the S3C24XX line of Samsung Mobile CPUs. @@ -81,6 +82,7 @@ config CPU_S3C2442 config CPU_S3C244X def_bool y depends on CPU_S3C2440 || CPU_S3C2442 + select SAMSUNG_WDT_RESET config CPU_S3C2443 bool "SAMSUNG S3C2443" diff --git a/arch/arm/mach-s3c24xx/s3c2410.c b/arch/arm/mach-s3c24xx/s3c2410.c index d850ea5adac2..ff384acc65b2 100644 --- a/arch/arm/mach-s3c24xx/s3c2410.c +++ b/arch/arm/mach-s3c24xx/s3c2410.c @@ -138,6 +138,7 @@ void __init s3c2410_init_clocks(int xtal) s3c2410_baseclk_add(); s3c24xx_register_clock(&s3c2410_armclk); clkdev_add_table(s3c2410_clk_lookup, ARRAY_SIZE(s3c2410_clk_lookup)); + samsung_wdt_reset_init(S3C24XX_VA_WATCHDOG); } struct bus_type s3c2410_subsys = { @@ -201,7 +202,7 @@ void s3c2410_restart(char mode, const char *cmd) soft_restart(0); } - arch_wdt_reset(); + samsung_wdt_reset(); /* we'll take a jump through zero as a poor second */ soft_restart(0); diff --git a/arch/arm/mach-s3c24xx/s3c244x.c b/arch/arm/mach-s3c24xx/s3c244x.c index 2a35edb67354..d0423e2544c1 100644 --- a/arch/arm/mach-s3c24xx/s3c244x.c +++ b/arch/arm/mach-s3c24xx/s3c244x.c @@ -133,6 +133,7 @@ void __init s3c244x_init_clocks(int xtal) s3c24xx_register_baseclocks(xtal); s3c244x_setup_clocks(); s3c2410_baseclk_add(); + samsung_wdt_reset_init(S3C24XX_VA_WATCHDOG); } /* Since the S3C2442 and S3C2440 share items, put both subsystems here */ @@ -202,7 +203,7 @@ void s3c244x_restart(char mode, const char *cmd) if (mode == 's') soft_restart(0); - arch_wdt_reset(); + samsung_wdt_reset(); /* we'll take a jump through zero as a poor second */ soft_restart(0); diff --git a/arch/arm/mach-s3c64xx/common.c b/arch/arm/mach-s3c64xx/common.c index 0b9c0ba44834..1aed6f4be1ce 100644 --- a/arch/arm/mach-s3c64xx/common.c +++ b/arch/arm/mach-s3c64xx/common.c @@ -183,6 +183,12 @@ core_initcall(s3c64xx_dev_init); void __init s3c64xx_init_irq(u32 vic0_valid, u32 vic1_valid) { + /* + * FIXME: there is no better place to put this at the moment + * (samsung_wdt_reset_init needs clocks) + */ + samsung_wdt_reset_init(S3C_VA_WATCHDOG); + printk(KERN_DEBUG "%s: initialising interrupts\n", __func__); /* initialise the pair of VICs */ @@ -378,7 +384,7 @@ arch_initcall(s3c64xx_init_irq_eint); void s3c64xx_restart(char mode, const char *cmd) { if (mode != 's') - arch_wdt_reset(); + samsung_wdt_reset(); /* if all else fails, or mode was for soft, jump to 0 */ soft_restart(0); diff --git a/arch/arm/mach-s5p64x0/common.c b/arch/arm/mach-s5p64x0/common.c index 8ae5800e807f..76d0053bf564 100644 --- a/arch/arm/mach-s5p64x0/common.c +++ b/arch/arm/mach-s5p64x0/common.c @@ -173,6 +173,8 @@ void __init s5p64x0_init_io(struct map_desc *mach_desc, int size) s5p_init_cpu(S5P64X0_SYS_ID); s3c_init_cpu(samsung_cpu_id, cpu_ids, ARRAY_SIZE(cpu_ids)); + samsung_wdt_reset_init(S3C_VA_WATCHDOG); + } void __init s5p6440_map_io(void) @@ -440,7 +442,7 @@ arch_initcall(s5p64x0_init_irq_eint); void s5p64x0_restart(char mode, const char *cmd) { if (mode != 's') - arch_wdt_reset(); + samsung_wdt_reset(); soft_restart(0); } diff --git a/arch/arm/mach-s5pc100/common.c b/arch/arm/mach-s5pc100/common.c index cc6e561c9958..511031564d35 100644 --- a/arch/arm/mach-s5pc100/common.c +++ b/arch/arm/mach-s5pc100/common.c @@ -178,6 +178,7 @@ void __init s5pc100_init_clocks(int xtal) s5p_register_clocks(xtal); s5pc100_register_clocks(); s5pc100_setup_clocks(); + samsung_wdt_reset_init(S3C_VA_WATCHDOG); } void __init s5pc100_init_irq(void) @@ -219,7 +220,7 @@ void __init s5pc100_init_uarts(struct s3c2410_uartcfg *cfg, int no) void s5pc100_restart(char mode, const char *cmd) { if (mode != 's') - arch_wdt_reset(); + samsung_wdt_reset(); soft_restart(0); }