diff options
| author | Andrew Victor <linux@maxim.org.za> | 2009-08-04 19:55:56 +0100 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2009-08-15 15:38:47 +0100 |
| commit | 50dcfa0234753c32e1c838cc0e6d7952dda73201 (patch) | |
| tree | 457c10810455fa60747102bab51d4b2c6317c97a | |
| parent | 28d0325ce6e0a52f53d8af687e6427fee59004d3 (diff) | |
ARM: 5637/1: [KS8695] Don't reference CLOCK_TICK_RATE in drivers
Stop referencing CLOCK_TICK_RATE in the KS8695 drivers, rather refer
to a KS8695_CLOCK_RATE.
Issue pointed out by Russell King on arm-linux-kernel mailing list.
Signed-off-by: Andrew Victor <linux@maxim.org.za>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
| -rw-r--r-- | arch/arm/mach-ks8695/include/mach/hardware.h | 5 | ||||
| -rw-r--r-- | arch/arm/mach-ks8695/include/mach/timex.h | 5 | ||||
| -rw-r--r-- | drivers/serial/serial_ks8695.c | 2 | ||||
| -rw-r--r-- | drivers/watchdog/ks8695_wdt.c | 4 |
4 files changed, 11 insertions, 5 deletions
diff --git a/arch/arm/mach-ks8695/include/mach/hardware.h b/arch/arm/mach-ks8695/include/mach/hardware.h index 1d640d075b7..e0f911d9e02 100644 --- a/arch/arm/mach-ks8695/include/mach/hardware.h +++ b/arch/arm/mach-ks8695/include/mach/hardware.h @@ -17,6 +17,11 @@ #include <asm/sizes.h> /* + * Clocks are derived from MCLK, which is 25Mhz + */ +#define KS8695_CLOCK_RATE 25000000 + +/* * Physical RAM address. */ #define KS8695_SDRAM_PA 0x00000000 diff --git a/arch/arm/mach-ks8695/include/mach/timex.h b/arch/arm/mach-ks8695/include/mach/timex.h index 4682e350369..10f716371bd 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 998e89dc5aa..e0665630e4d 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 00b03eb43bf..e1c82769b08 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. |