X-Git-Url: http://www.pilppa.org/gitweb/gitweb.cgi?a=blobdiff_plain;f=arch%2Farm%2Fplat-omap%2Fdmtimer.c;h=a05205c12f7b3d39c58f5eba6561107558f34a09;hb=6ac206c85233eb89533647f5fdc5ebe07320c5e5;hp=963c31cd15416b69aacd5ae253e393f641de0e8a;hpb=3f9b5d4dda6d85aab33fef32e8351ddc34c81fb4;p=linux-2.6-omap-h63xx.git diff --git a/arch/arm/plat-omap/dmtimer.c b/arch/arm/plat-omap/dmtimer.c index 963c31cd154..a05205c12f7 100644 --- a/arch/arm/plat-omap/dmtimer.c +++ b/arch/arm/plat-omap/dmtimer.c @@ -33,6 +33,7 @@ #include #include #include +#include #include #include #include @@ -237,7 +238,7 @@ static struct omap_dm_timer omap3_dm_timers[] = { { .phys_base = 0x49040000, .irq = INT_24XX_GPTIMER9 }, { .phys_base = 0x48086000, .irq = INT_24XX_GPTIMER10 }, { .phys_base = 0x48088000, .irq = INT_24XX_GPTIMER11 }, - { .phys_base = 0x48304000, .irq = INT_24XX_GPTIMER12 }, + { .phys_base = 0x48304000, .irq = INT_34XX_GPT12_IRQ }, }; static const char *omap3_dm_source_names[] __initdata = { @@ -320,11 +321,9 @@ static void omap_dm_timer_reset(struct omap_dm_timer *timer) l |= 0x2 << 8; /* Set clock activity to perserve f-clock on idle */ /* - * Enable wake-up only for GPT1 on OMAP2 CPUs. - * FIXME: All timers should have wake-up enabled and clear - * PRCM status. + * Enable wake-up on OMAP2 CPUs. */ - if (cpu_class_is_omap2() && (timer == &dm_timers[0])) + if (cpu_class_is_omap2()) l |= 1 << 2; omap_dm_timer_write_reg(timer, OMAP_TIMER_OCP_CFG_REG, l); @@ -362,6 +361,7 @@ struct omap_dm_timer *omap_dm_timer_request(void) return timer; } +EXPORT_SYMBOL_GPL(omap_dm_timer_request); struct omap_dm_timer *omap_dm_timer_request_specific(int id) { @@ -385,6 +385,7 @@ struct omap_dm_timer *omap_dm_timer_request_specific(int id) return timer; } +EXPORT_SYMBOL_GPL(omap_dm_timer_request_specific); void omap_dm_timer_free(struct omap_dm_timer *timer) { @@ -395,6 +396,7 @@ void omap_dm_timer_free(struct omap_dm_timer *timer) WARN_ON(!timer->reserved); timer->reserved = 0; } +EXPORT_SYMBOL_GPL(omap_dm_timer_free); void omap_dm_timer_enable(struct omap_dm_timer *timer) { @@ -406,6 +408,7 @@ void omap_dm_timer_enable(struct omap_dm_timer *timer) timer->enabled = 1; } +EXPORT_SYMBOL_GPL(omap_dm_timer_enable); void omap_dm_timer_disable(struct omap_dm_timer *timer) { @@ -417,11 +420,13 @@ void omap_dm_timer_disable(struct omap_dm_timer *timer) timer->enabled = 0; } +EXPORT_SYMBOL_GPL(omap_dm_timer_disable); int omap_dm_timer_get_irq(struct omap_dm_timer *timer) { return timer->irq; } +EXPORT_SYMBOL_GPL(omap_dm_timer_get_irq); #if defined(CONFIG_ARCH_OMAP1) @@ -452,6 +457,7 @@ __u32 omap_dm_timer_modify_idlect_mask(__u32 inputmask) return inputmask; } +EXPORT_SYMBOL_GPL(omap_dm_timer_modify_idlect_mask); #elif defined(CONFIG_ARCH_OMAP2) || defined (CONFIG_ARCH_OMAP3) @@ -459,6 +465,7 @@ struct clk *omap_dm_timer_get_fclk(struct omap_dm_timer *timer) { return timer->fclk; } +EXPORT_SYMBOL_GPL(omap_dm_timer_get_fclk); __u32 omap_dm_timer_modify_idlect_mask(__u32 inputmask) { @@ -466,6 +473,7 @@ __u32 omap_dm_timer_modify_idlect_mask(__u32 inputmask) return 0; } +EXPORT_SYMBOL_GPL(omap_dm_timer_modify_idlect_mask); #endif @@ -473,6 +481,7 @@ void omap_dm_timer_trigger(struct omap_dm_timer *timer) { omap_dm_timer_write_reg(timer, OMAP_TIMER_TRIGGER_REG, 0); } +EXPORT_SYMBOL_GPL(omap_dm_timer_trigger); void omap_dm_timer_start(struct omap_dm_timer *timer) { @@ -484,6 +493,7 @@ void omap_dm_timer_start(struct omap_dm_timer *timer) omap_dm_timer_write_reg(timer, OMAP_TIMER_CTRL_REG, l); } } +EXPORT_SYMBOL_GPL(omap_dm_timer_start); void omap_dm_timer_stop(struct omap_dm_timer *timer) { @@ -495,6 +505,7 @@ void omap_dm_timer_stop(struct omap_dm_timer *timer) omap_dm_timer_write_reg(timer, OMAP_TIMER_CTRL_REG, l); } } +EXPORT_SYMBOL_GPL(omap_dm_timer_stop); #ifdef CONFIG_ARCH_OMAP1 @@ -507,6 +518,7 @@ void omap_dm_timer_set_source(struct omap_dm_timer *timer, int source) l |= source << n; omap_writel(l, MOD_CONF_CTRL_1); } +EXPORT_SYMBOL_GPL(omap_dm_timer_set_source); #else @@ -523,6 +535,7 @@ void omap_dm_timer_set_source(struct omap_dm_timer *timer, int source) * cause an abort. */ __delay(150000); } +EXPORT_SYMBOL_GPL(omap_dm_timer_set_source); #endif @@ -539,12 +552,9 @@ void omap_dm_timer_set_load(struct omap_dm_timer *timer, int autoreload, omap_dm_timer_write_reg(timer, OMAP_TIMER_CTRL_REG, l); omap_dm_timer_write_reg(timer, OMAP_TIMER_LOAD_REG, load); - /* REVISIT: hw feature, ttgr overtaking tldr? */ - while (readl(timer->io_base + (OMAP_TIMER_WRITE_PEND_REG & 0xff))) - cpu_relax(); - omap_dm_timer_write_reg(timer, OMAP_TIMER_TRIGGER_REG, 0); } +EXPORT_SYMBOL_GPL(omap_dm_timer_set_load); /* Optimized set_load which removes costly spin wait in timer_start */ void omap_dm_timer_set_load_start(struct omap_dm_timer *timer, int autoreload, @@ -553,16 +563,18 @@ void omap_dm_timer_set_load_start(struct omap_dm_timer *timer, int autoreload, u32 l; l = omap_dm_timer_read_reg(timer, OMAP_TIMER_CTRL_REG); - if (autoreload) + if (autoreload) { l |= OMAP_TIMER_CTRL_AR; - else + omap_dm_timer_write_reg(timer, OMAP_TIMER_LOAD_REG, load); + } else { l &= ~OMAP_TIMER_CTRL_AR; + } l |= OMAP_TIMER_CTRL_ST; omap_dm_timer_write_reg(timer, OMAP_TIMER_COUNTER_REG, load); - omap_dm_timer_write_reg(timer, OMAP_TIMER_LOAD_REG, load); omap_dm_timer_write_reg(timer, OMAP_TIMER_CTRL_REG, l); } +EXPORT_SYMBOL_GPL(omap_dm_timer_set_load_start); void omap_dm_timer_set_match(struct omap_dm_timer *timer, int enable, unsigned int match) @@ -577,6 +589,7 @@ void omap_dm_timer_set_match(struct omap_dm_timer *timer, int enable, omap_dm_timer_write_reg(timer, OMAP_TIMER_CTRL_REG, l); omap_dm_timer_write_reg(timer, OMAP_TIMER_MATCH_REG, match); } +EXPORT_SYMBOL_GPL(omap_dm_timer_set_match); void omap_dm_timer_set_pwm(struct omap_dm_timer *timer, int def_on, int toggle, int trigger) @@ -593,6 +606,7 @@ void omap_dm_timer_set_pwm(struct omap_dm_timer *timer, int def_on, l |= trigger << 10; omap_dm_timer_write_reg(timer, OMAP_TIMER_CTRL_REG, l); } +EXPORT_SYMBOL_GPL(omap_dm_timer_set_pwm); void omap_dm_timer_set_prescaler(struct omap_dm_timer *timer, int prescaler) { @@ -606,6 +620,7 @@ void omap_dm_timer_set_prescaler(struct omap_dm_timer *timer, int prescaler) } omap_dm_timer_write_reg(timer, OMAP_TIMER_CTRL_REG, l); } +EXPORT_SYMBOL_GPL(omap_dm_timer_set_prescaler); void omap_dm_timer_set_int_enable(struct omap_dm_timer *timer, unsigned int value) @@ -613,6 +628,7 @@ void omap_dm_timer_set_int_enable(struct omap_dm_timer *timer, omap_dm_timer_write_reg(timer, OMAP_TIMER_INT_EN_REG, value); omap_dm_timer_write_reg(timer, OMAP_TIMER_WAKEUP_EN_REG, value); } +EXPORT_SYMBOL_GPL(omap_dm_timer_set_int_enable); unsigned int omap_dm_timer_read_status(struct omap_dm_timer *timer) { @@ -622,11 +638,13 @@ unsigned int omap_dm_timer_read_status(struct omap_dm_timer *timer) return l; } +EXPORT_SYMBOL_GPL(omap_dm_timer_read_status); void omap_dm_timer_write_status(struct omap_dm_timer *timer, unsigned int value) { omap_dm_timer_write_reg(timer, OMAP_TIMER_STAT_REG, value); } +EXPORT_SYMBOL_GPL(omap_dm_timer_write_status); unsigned int omap_dm_timer_read_counter(struct omap_dm_timer *timer) { @@ -636,11 +654,13 @@ unsigned int omap_dm_timer_read_counter(struct omap_dm_timer *timer) return l; } +EXPORT_SYMBOL_GPL(omap_dm_timer_read_counter); void omap_dm_timer_write_counter(struct omap_dm_timer *timer, unsigned int value) { omap_dm_timer_write_reg(timer, OMAP_TIMER_COUNTER_REG, value); } +EXPORT_SYMBOL_GPL(omap_dm_timer_write_counter); int omap_dm_timers_active(void) { @@ -661,6 +681,7 @@ int omap_dm_timers_active(void) } return 0; } +EXPORT_SYMBOL_GPL(omap_dm_timers_active); int __init omap_dm_timer_init(void) {