diff options
Diffstat (limited to 'arch/arm/plat-omap')
| -rw-r--r-- | arch/arm/plat-omap/clock.c | 4 | ||||
| -rw-r--r-- | arch/arm/plat-omap/common.c | 26 | ||||
| -rw-r--r-- | arch/arm/plat-omap/dma.c | 2 | ||||
| -rw-r--r-- | arch/arm/plat-omap/dmtimer.c | 13 | ||||
| -rw-r--r-- | arch/arm/plat-omap/gpio.c | 4 | ||||
| -rw-r--r-- | arch/arm/plat-omap/include/plat/cpu.h | 1 | ||||
| -rw-r--r-- | arch/arm/plat-omap/include/plat/irqs.h | 3 | ||||
| -rw-r--r-- | arch/arm/plat-omap/include/plat/omap_hwmod.h | 1 | ||||
| -rw-r--r-- | arch/arm/plat-omap/omap_device.c | 10 |
9 files changed, 49 insertions, 15 deletions
diff --git a/arch/arm/plat-omap/clock.c b/arch/arm/plat-omap/clock.c index d9f8c844c385..4becbdd1935c 100644 --- a/arch/arm/plat-omap/clock.c +++ b/arch/arm/plat-omap/clock.c @@ -391,7 +391,7 @@ static struct dentry *clk_debugfs_root; static int clk_debugfs_register_one(struct clk *c) { int err; - struct dentry *d, *child; + struct dentry *d, *child, *child_tmp; struct clk *pa = c->parent; char s[255]; char *p = s; @@ -423,7 +423,7 @@ static int clk_debugfs_register_one(struct clk *c) err_out: d = c->dent; - list_for_each_entry(child, &d->d_subdirs, d_u.d_child) + list_for_each_entry_safe(child, child_tmp, &d->d_subdirs, d_u.d_child) debugfs_remove(child); debugfs_remove(c->dent); return err; diff --git a/arch/arm/plat-omap/common.c b/arch/arm/plat-omap/common.c index bf1eaf3a27d4..dddc0273bc8b 100644 --- a/arch/arm/plat-omap/common.c +++ b/arch/arm/plat-omap/common.c @@ -172,6 +172,32 @@ unsigned long long sched_clock(void) clocksource_32k.mult, clocksource_32k.shift); } +/** + * read_persistent_clock - Return time from a persistent clock. + * + * Reads the time from a source which isn't disabled during PM, the + * 32k sync timer. Convert the cycles elapsed since last read into + * nsecs and adds to a monotonically increasing timespec. + */ +static struct timespec persistent_ts; +static cycles_t cycles, last_cycles; +void read_persistent_clock(struct timespec *ts) +{ + unsigned long long nsecs; + cycles_t delta; + struct timespec *tsp = &persistent_ts; + + last_cycles = cycles; + cycles = clocksource_32k.read(&clocksource_32k); + delta = cycles - last_cycles; + + nsecs = clocksource_cyc2ns(delta, + clocksource_32k.mult, clocksource_32k.shift); + + timespec_add_ns(tsp, nsecs); + *ts = *tsp; +} + static int __init omap_init_clocksource_32k(void) { static char err[] __initdata = KERN_ERR diff --git a/arch/arm/plat-omap/dma.c b/arch/arm/plat-omap/dma.c index 09d82b3c66ce..728c64204184 100644 --- a/arch/arm/plat-omap/dma.c +++ b/arch/arm/plat-omap/dma.c @@ -1183,7 +1183,7 @@ void omap_dma_unlink_lch(int lch_head, int lch_queue) } if ((dma_chan[lch_head].flags & OMAP_DMA_ACTIVE) || - (dma_chan[lch_head].flags & OMAP_DMA_ACTIVE)) { + (dma_chan[lch_queue].flags & OMAP_DMA_ACTIVE)) { printk(KERN_ERR "omap_dma: You need to stop the DMA channels " "before unlinking\n"); dump_stack(); diff --git a/arch/arm/plat-omap/dmtimer.c b/arch/arm/plat-omap/dmtimer.c index 64f407ee0f4e..08ccf8922520 100644 --- a/arch/arm/plat-omap/dmtimer.c +++ b/arch/arm/plat-omap/dmtimer.c @@ -551,6 +551,19 @@ void omap_dm_timer_stop(struct omap_dm_timer *timer) if (l & OMAP_TIMER_CTRL_ST) { l &= ~0x1; omap_dm_timer_write_reg(timer, OMAP_TIMER_CTRL_REG, l); +#if defined(CONFIG_ARCH_OMAP2) || defined(CONFIG_ARCH_OMAP3) || \ + defined(CONFIG_ARCH_OMAP4) + /* Readback to make sure write has completed */ + omap_dm_timer_read_reg(timer, OMAP_TIMER_CTRL_REG); + /* + * Wait for functional clock period x 3.5 to make sure that + * timer is stopped + */ + udelay(3500000 / clk_get_rate(timer->fclk) + 1); + /* Ack possibly pending interrupt */ + omap_dm_timer_write_reg(timer, OMAP_TIMER_STAT_REG, + OMAP_TIMER_INT_OVERFLOW); +#endif } } EXPORT_SYMBOL_GPL(omap_dm_timer_stop); diff --git a/arch/arm/plat-omap/gpio.c b/arch/arm/plat-omap/gpio.c index d17620c50c28..d2422c766cca 100644 --- a/arch/arm/plat-omap/gpio.c +++ b/arch/arm/plat-omap/gpio.c @@ -750,6 +750,7 @@ static inline void set_24xx_gpio_triggering(struct gpio_bank *bank, int gpio, } #endif +#ifdef CONFIG_ARCH_OMAP1 /* * This only applies to chips that can't do both rising and falling edge * detection at once. For all other chips, this function is a noop. @@ -760,11 +761,9 @@ static void _toggle_gpio_edge_triggering(struct gpio_bank *bank, int gpio) u32 l = 0; switch (bank->method) { -#ifdef CONFIG_ARCH_OMAP1 case METHOD_MPUIO: reg += OMAP_MPUIO_GPIO_INT_EDGE; break; -#endif #ifdef CONFIG_ARCH_OMAP15XX case METHOD_GPIO_1510: reg += OMAP1510_GPIO_INT_CONTROL; @@ -787,6 +786,7 @@ static void _toggle_gpio_edge_triggering(struct gpio_bank *bank, int gpio) __raw_writel(l, reg); } +#endif static int _set_gpio_triggering(struct gpio_bank *bank, int gpio, int trigger) { diff --git a/arch/arm/plat-omap/include/plat/cpu.h b/arch/arm/plat-omap/include/plat/cpu.h index 9a028bdebb06..a162f585b1e3 100644 --- a/arch/arm/plat-omap/include/plat/cpu.h +++ b/arch/arm/plat-omap/include/plat/cpu.h @@ -434,6 +434,7 @@ IS_OMAP_TYPE(3517, 0x3517) #define OMAP3430_REV_ES2_1 0x34302034 #define OMAP3430_REV_ES3_0 0x34303034 #define OMAP3430_REV_ES3_1 0x34304034 +#define OMAP3430_REV_ES3_1_2 0x34305034 #define OMAP3630_REV_ES1_0 0x36300034 diff --git a/arch/arm/plat-omap/include/plat/irqs.h b/arch/arm/plat-omap/include/plat/irqs.h index 97d6c50c3dcb..c0ab7c80f72e 100644 --- a/arch/arm/plat-omap/include/plat/irqs.h +++ b/arch/arm/plat-omap/include/plat/irqs.h @@ -499,6 +499,9 @@ extern void omap_init_irq(void); extern int omap_irq_pending(void); void omap_intc_save_context(void); void omap_intc_restore_context(void); +void omap3_intc_suspend(void); +void omap3_intc_prepare_idle(void); +void omap3_intc_resume_idle(void); #endif #include <mach/hardware.h> diff --git a/arch/arm/plat-omap/include/plat/omap_hwmod.h b/arch/arm/plat-omap/include/plat/omap_hwmod.h index 007935a921ea..33933256a226 100644 --- a/arch/arm/plat-omap/include/plat/omap_hwmod.h +++ b/arch/arm/plat-omap/include/plat/omap_hwmod.h @@ -227,6 +227,7 @@ struct omap_hwmod_ocp_if { #define SYSC_HAS_SIDLEMODE (1 << 5) #define SYSC_HAS_MIDLEMODE (1 << 6) #define SYSS_MISSING (1 << 7) +#define SYSC_NO_CACHE (1 << 8) /* XXX SW flag, belongs elsewhere */ /* omap_hwmod_sysconfig.clockact flags */ #define CLOCKACT_TEST_BOTH 0x0 diff --git a/arch/arm/plat-omap/omap_device.c b/arch/arm/plat-omap/omap_device.c index 1e5648d3e3d8..2ed72013c2e2 100644 --- a/arch/arm/plat-omap/omap_device.c +++ b/arch/arm/plat-omap/omap_device.c @@ -89,16 +89,6 @@ #define USE_WAKEUP_LAT 0 #define IGNORE_WAKEUP_LAT 1 -/* XXX this should be moved into a separate file */ -#if defined(CONFIG_ARCH_OMAP2420) -# define OMAP_32KSYNCT_BASE 0x48004000 -#elif defined(CONFIG_ARCH_OMAP2430) -# define OMAP_32KSYNCT_BASE 0x49020000 -#elif defined(CONFIG_ARCH_OMAP3430) -# define OMAP_32KSYNCT_BASE 0x48320000 -#else -# error Unknown OMAP device -#endif /* Private functions */ |
