ARM: samsung: remove unused arch_decomp_wdog() code

Besides the fact that CONFIG_S3C_BOOT_WATCHDOG is defined nowhere, with
ARCH_HAS_DECOMP_WDOG removed from arch/arm/boot/compressed/decompress.c,
all the arch_decomp_wdog() related code is not used.  Remove them.

Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
Acked-by: Nicolas Pitre <nico@linaro.org>
Acked-by: Kukjin Kim <kgene.kim@samsung.com>
This commit is contained in:
Shawn Guo 2013-01-10 21:58:38 +08:00
parent b632a30e8b
commit 1ff5f55a8c
2 changed files with 0 additions and 56 deletions

View File

@ -116,33 +116,6 @@ static inline void flush(void)
*((volatile unsigned int __force *)(ad)) = (d); \ *((volatile unsigned int __force *)(ad)) = (d); \
} while (0) } while (0)
/*
* CONFIG_S3C_BOOT_WATCHDOG
*
* Simple boot-time watchdog setup, to reboot the system if there is
* any problem with the boot process
*/
#ifdef CONFIG_S3C_BOOT_WATCHDOG
#define WDOG_COUNT (0xff00)
static inline void arch_decomp_wdog(void)
{
__raw_writel(WDOG_COUNT, S3C2410_WTCNT);
}
static void arch_decomp_wdog_start(void)
{
__raw_writel(WDOG_COUNT, S3C2410_WTDAT);
__raw_writel(WDOG_COUNT, S3C2410_WTCNT);
__raw_writel(S3C2410_WTCON_ENABLE | S3C2410_WTCON_DIV128 | S3C2410_WTCON_RSTEN | S3C2410_WTCON_PRESCALE(0x80), S3C2410_WTCON);
}
#else
#define arch_decomp_wdog_start()
#define arch_decomp_wdog()
#endif
#ifdef CONFIG_S3C_BOOT_ERROR_RESET #ifdef CONFIG_S3C_BOOT_ERROR_RESET
@ -192,7 +165,6 @@ static void arch_decomp_setup(void)
*/ */
arch_detect_cpu(); arch_detect_cpu();
arch_decomp_wdog_start();
/* /*
* Enable the UART FIFOs if they where not enabled and our * Enable the UART FIFOs if they where not enabled and our

View File

@ -97,33 +97,6 @@ static inline void flush(void)
*((volatile unsigned int __force *)(ad)) = (d); \ *((volatile unsigned int __force *)(ad)) = (d); \
} while (0) } while (0)
/* CONFIG_S3C_BOOT_WATCHDOG
*
* Simple boot-time watchdog setup, to reboot the system if there is
* any problem with the boot process
*/
#ifdef CONFIG_S3C_BOOT_WATCHDOG
#define WDOG_COUNT (0xff00)
static inline void arch_decomp_wdog(void)
{
__raw_writel(WDOG_COUNT, S3C2410_WTCNT);
}
static void arch_decomp_wdog_start(void)
{
__raw_writel(WDOG_COUNT, S3C2410_WTDAT);
__raw_writel(WDOG_COUNT, S3C2410_WTCNT);
__raw_writel(S3C2410_WTCON_ENABLE | S3C2410_WTCON_DIV128 | S3C2410_WTCON_RSTEN | S3C2410_WTCON_PRESCALE(0x80), S3C2410_WTCON);
}
#else
#define arch_decomp_wdog_start()
#define arch_decomp_wdog()
#endif
#ifdef CONFIG_S3C_BOOT_ERROR_RESET #ifdef CONFIG_S3C_BOOT_ERROR_RESET
static void arch_decomp_error(const char *x) static void arch_decomp_error(const char *x)
@ -173,7 +146,6 @@ arch_decomp_setup(void)
*/ */
arch_detect_cpu(); arch_detect_cpu();
arch_decomp_wdog_start();
/* Enable the UART FIFOs if they where not enabled and our /* Enable the UART FIFOs if they where not enabled and our
* configuration says we should turn them on. * configuration says we should turn them on.