aboutsummaryrefslogtreecommitdiffstats
path: root/arch/arm/mach-omap1/time.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/arm/mach-omap1/time.c')
-rw-r--r--arch/arm/mach-omap1/time.c12
1 files changed, 10 insertions, 2 deletions
diff --git a/arch/arm/mach-omap1/time.c b/arch/arm/mach-omap1/time.c
index 237651ebae5d..a4f8b2055437 100644
--- a/arch/arm/mach-omap1/time.c
+++ b/arch/arm/mach-omap1/time.c
@@ -132,13 +132,20 @@ static inline void omap_mpu_timer_start(int nr, unsigned long load_val,
132 timer->cntl = timerflags; 132 timer->cntl = timerflags;
133} 133}
134 134
135static inline void omap_mpu_timer_stop(int nr)
136{
137 volatile omap_mpu_timer_regs_t* timer = omap_mpu_timer_base(nr);
138
139 timer->cntl &= ~MPU_TIMER_ST;
140}
141
135/* 142/*
136 * --------------------------------------------------------------------------- 143 * ---------------------------------------------------------------------------
137 * MPU timer 1 ... count down to zero, interrupt, reload 144 * MPU timer 1 ... count down to zero, interrupt, reload
138 * --------------------------------------------------------------------------- 145 * ---------------------------------------------------------------------------
139 */ 146 */
140static int omap_mpu_set_next_event(unsigned long cycles, 147static int omap_mpu_set_next_event(unsigned long cycles,
141 struct clock_event_device *evt) 148 struct clock_event_device *evt)
142{ 149{
143 omap_mpu_timer_start(0, cycles, 0); 150 omap_mpu_timer_start(0, cycles, 0);
144 return 0; 151 return 0;
@@ -152,6 +159,7 @@ static void omap_mpu_set_mode(enum clock_event_mode mode,
152 omap_mpu_set_autoreset(0); 159 omap_mpu_set_autoreset(0);
153 break; 160 break;
154 case CLOCK_EVT_MODE_ONESHOT: 161 case CLOCK_EVT_MODE_ONESHOT:
162 omap_mpu_timer_stop(0);
155 omap_mpu_remove_autoreset(0); 163 omap_mpu_remove_autoreset(0);
156 break; 164 break;
157 case CLOCK_EVT_MODE_UNUSED: 165 case CLOCK_EVT_MODE_UNUSED:
@@ -163,7 +171,7 @@ static void omap_mpu_set_mode(enum clock_event_mode mode,
163 171
164static struct clock_event_device clockevent_mpu_timer1 = { 172static struct clock_event_device clockevent_mpu_timer1 = {
165 .name = "mpu_timer1", 173 .name = "mpu_timer1",
166 .features = CLOCK_EVT_FEAT_PERIODIC, CLOCK_EVT_FEAT_ONESHOT, 174 .features = CLOCK_EVT_FEAT_PERIODIC | CLOCK_EVT_FEAT_ONESHOT,
167 .shift = 32, 175 .shift = 32,
168 .set_next_event = omap_mpu_set_next_event, 176 .set_next_event = omap_mpu_set_next_event,
169 .set_mode = omap_mpu_set_mode, 177 .set_mode = omap_mpu_set_mode,