diff --git a/arch/arm/mach-ks8695/include/mach/hardware.h b/arch/arm/mach-ks8695/include/mach/hardware.h index 1d640d075b7e..e0f911d9e021 100644 --- a/arch/arm/mach-ks8695/include/mach/hardware.h +++ b/arch/arm/mach-ks8695/include/mach/hardware.h @@ -16,6 +16,11 @@ #include <asm/sizes.h> +/* + * Clocks are derived from MCLK, which is 25Mhz + */ +#define KS8695_CLOCK_RATE 25000000 + /* * Physical RAM address. */ diff --git a/arch/arm/mach-ks8695/include/mach/timex.h b/arch/arm/mach-ks8695/include/mach/timex.h index 4682e350369b..10f716371bd3 100644 --- a/arch/arm/mach-ks8695/include/mach/timex.h +++ b/arch/arm/mach-ks8695/include/mach/timex.h @@ -14,7 +14,8 @@ #ifndef __ASM_ARCH_TIMEX_H #define __ASM_ARCH_TIMEX_H -/* timers are derived from MCLK, which is 25MHz */ -#define CLOCK_TICK_RATE 25000000 +#include <mach/hardware.h> + +#define CLOCK_TICK_RATE KS8695_CLOCK_RATE #endif diff --git a/drivers/serial/serial_ks8695.c b/drivers/serial/serial_ks8695.c index 998e89dc5aaf..e0665630e4da 100644 --- a/drivers/serial/serial_ks8695.c +++ b/drivers/serial/serial_ks8695.c @@ -549,7 +549,7 @@ static struct uart_port ks8695uart_ports[SERIAL_KS8695_NR] = { .mapbase = KS8695_UART_VA, .iotype = SERIAL_IO_MEM, .irq = KS8695_IRQ_UART_TX, - .uartclk = CLOCK_TICK_RATE * 16, + .uartclk = KS8695_CLOCK_RATE * 16, .fifosize = 16, .ops = &ks8695uart_pops, .flags = ASYNC_BOOT_AUTOCONF, diff --git a/drivers/watchdog/ks8695_wdt.c b/drivers/watchdog/ks8695_wdt.c index 00b03eb43bf0..e1c82769b08e 100644 --- a/drivers/watchdog/ks8695_wdt.c +++ b/drivers/watchdog/ks8695_wdt.c @@ -66,7 +66,7 @@ static inline void ks8695_wdt_stop(void) static inline void ks8695_wdt_start(void) { unsigned long tmcon; - unsigned long tval = wdt_time * CLOCK_TICK_RATE; + unsigned long tval = wdt_time * KS8695_CLOCK_RATE; spin_lock(&ks8695_lock); /* disable timer0 */ @@ -103,7 +103,7 @@ static inline void ks8695_wdt_reload(void) static int ks8695_wdt_settimeout(int new_time) { /* - * All counting occurs at SLOW_CLOCK / 128 = 0.256 Hz + * All counting occurs at KS8695_CLOCK_RATE / 128 = 0.256 Hz * * Since WDV is a 16-bit counter, the maximum period is * 65536 / 0.256 = 256 seconds.