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author | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2012-03-09 10:55:17 -0800 |
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committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2012-03-09 10:55:17 -0800 |
commit | b675b3667f6729dcd1036a2a129b35445947f905 (patch) | |
tree | 0d58791e9063d3ca2c352da6f3e7df2bdb876f9d /arch/arm/plat-mxc/tzic.c | |
parent | 104a5f3cad8f2f27cadbdf0029400ecd9e17ccc0 (diff) | |
parent | 192cfd58774b4d17b2fe8bdc77d89c2ef4e0591d (diff) |
Merge commit 'v3.3-rc6' into next
Diffstat (limited to 'arch/arm/plat-mxc/tzic.c')
-rw-r--r-- | arch/arm/plat-mxc/tzic.c | 40 |
1 files changed, 29 insertions, 11 deletions
diff --git a/arch/arm/plat-mxc/tzic.c b/arch/arm/plat-mxc/tzic.c index a3c164c7ba82..98308ec1f321 100644 --- a/arch/arm/plat-mxc/tzic.c +++ b/arch/arm/plat-mxc/tzic.c @@ -73,7 +73,28 @@ static int tzic_set_irq_fiq(unsigned int irq, unsigned int type) #define tzic_set_irq_fiq NULL #endif -static unsigned int *wakeup_intr[4]; +#ifdef CONFIG_PM +static void tzic_irq_suspend(struct irq_data *d) +{ + struct irq_chip_generic *gc = irq_data_get_irq_chip_data(d); + int idx = gc->irq_base >> 5; + + __raw_writel(gc->wake_active, tzic_base + TZIC_WAKEUP0(idx)); +} + +static void tzic_irq_resume(struct irq_data *d) +{ + struct irq_chip_generic *gc = irq_data_get_irq_chip_data(d); + int idx = gc->irq_base >> 5; + + __raw_writel(__raw_readl(tzic_base + TZIC_ENSET0(idx)), + tzic_base + TZIC_WAKEUP0(idx)); +} + +#else +#define tzic_irq_suspend NULL +#define tzic_irq_resume NULL +#endif static struct mxc_extra_irq tzic_extra_irq = { #ifdef CONFIG_FIQ @@ -91,12 +112,13 @@ static __init void tzic_init_gc(unsigned int irq_start) handle_level_irq); gc->private = &tzic_extra_irq; gc->wake_enabled = IRQ_MSK(32); - wakeup_intr[idx] = &gc->wake_active; ct = gc->chip_types; ct->chip.irq_mask = irq_gc_mask_disable_reg; ct->chip.irq_unmask = irq_gc_unmask_enable_reg; ct->chip.irq_set_wake = irq_gc_set_wake; + ct->chip.irq_suspend = tzic_irq_suspend; + ct->chip.irq_resume = tzic_irq_resume; ct->regs.disable = TZIC_ENCLEAR0(idx); ct->regs.enable = TZIC_ENSET0(idx); @@ -167,23 +189,19 @@ void __init tzic_init_irq(void __iomem *irqbase) /** * tzic_enable_wake() - enable wakeup interrupt * - * @param is_idle 1 if called in idle loop (ENSET0 register); - * 0 to be used when called from low power entry * @return 0 if successful; non-zero otherwise */ -int tzic_enable_wake(int is_idle) +int tzic_enable_wake(void) { - unsigned int i, v; + unsigned int i; __raw_writel(1, tzic_base + TZIC_DSMINT); if (unlikely(__raw_readl(tzic_base + TZIC_DSMINT) == 0)) return -EAGAIN; - for (i = 0; i < 4; i++) { - v = is_idle ? __raw_readl(tzic_base + TZIC_ENSET0(i)) : - *wakeup_intr[i]; - __raw_writel(v, tzic_base + TZIC_WAKEUP0(i)); - } + for (i = 0; i < 4; i++) + __raw_writel(__raw_readl(tzic_base + TZIC_ENSET0(i)), + tzic_base + TZIC_WAKEUP0(i)); return 0; } |