From 5c5dccad31670faa716cbc9d8a6f918487f60a09 Mon Sep 17 00:00:00 2001 From: Kevin Hilman Date: Wed, 16 May 2007 08:52:05 -0700 Subject: [PATCH] ARM: OMAP: Fix 32k timer unsupported one-shot mode Fix unsupported one-shot mode in set_mode hook. Signed-off-by: Kevin Hilman Signed-off-by: Tony Lindgren --- arch/arm/plat-omap/common.c | 2 +- arch/arm/plat-omap/timer32k.c | 10 ++++------ 2 files changed, 5 insertions(+), 7 deletions(-) diff --git a/arch/arm/plat-omap/common.c b/arch/arm/plat-omap/common.c index 7987aa6e95f8..4f0f9c4e938e 100644 --- a/arch/arm/plat-omap/common.c +++ b/arch/arm/plat-omap/common.c @@ -172,7 +172,7 @@ console_initcall(omap_add_serial_console); #if defined(CONFIG_ARCH_OMAP16XX) #define TIMER_32K_SYNCHRONIZED 0xfffbc410 #elif defined(CONFIG_ARCH_OMAP24XX) -#define TIMER_32K_SYNCHRONIZED 0x48004010 +#define TIMER_32K_SYNCHRONIZED (OMAP24XX_32KSYNCT_BASE + 0x10) #endif #ifdef TIMER_32K_SYNCHRONIZED diff --git a/arch/arm/plat-omap/timer32k.c b/arch/arm/plat-omap/timer32k.c index b0af014b0e2c..ea76f1979a3d 100644 --- a/arch/arm/plat-omap/timer32k.c +++ b/arch/arm/plat-omap/timer32k.c @@ -71,7 +71,7 @@ struct sys_timer omap_timer; #if defined(CONFIG_ARCH_OMAP16XX) #define TIMER_32K_SYNCHRONIZED 0xfffbc410 #elif defined(CONFIG_ARCH_OMAP24XX) -#define TIMER_32K_SYNCHRONIZED 0x48004010 +#define TIMER_32K_SYNCHRONIZED (OMAP24XX_32KSYNCT_BASE + 0x10) #else #error OMAP 32KHz timer does not currently work on 15XX! #endif @@ -147,14 +147,15 @@ static inline void omap_32k_timer_ack_irq(void) static void omap_32k_timer_set_mode(enum clock_event_mode mode, struct clock_event_device *evt) { + omap_32k_timer_stop(); + switch (mode) { - case CLOCK_EVT_MODE_ONESHOT: case CLOCK_EVT_MODE_PERIODIC: omap_32k_timer_start(OMAP_32K_TIMER_TICK_PERIOD); break; + case CLOCK_EVT_MODE_ONESHOT: case CLOCK_EVT_MODE_UNUSED: case CLOCK_EVT_MODE_SHUTDOWN: - omap_32k_timer_stop(); break; case CLOCK_EVT_MODE_RESUME: break; @@ -194,8 +195,6 @@ omap_32k_ticks_to_nsecs(unsigned long ticks_32k) return (unsigned long long) ticks_32k * 1000 * 5*5*5*5*5*5 >> 9; } -static unsigned long omap_32k_last_tick = 0; - /* * Returns current time from boot in nsecs. It's OK for this to wrap * around for now, as it's just a relative time stamp. @@ -225,7 +224,6 @@ static __init void omap_init_32k_timer(void) { if (cpu_class_is_omap1()) setup_irq(INT_OS_TIMER, &omap_32k_timer_irq); - omap_32k_last_tick = omap_32k_sync_timer_read(); #ifdef CONFIG_ARCH_OMAP2 /* REVISIT: Check 24xx TIOCP_CFG settings after idle works */ -- 2.20.1