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blackfin: bf60x: add wakeup source select

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Support select the wakeup source for power management on bf60x.

Signed-off-by: Steven Miao <realmz6@gmail.com>
Signed-off-by: Bob Liu <lliubbo@gmail.com>
This commit is contained in:
Steven Miao
2012-05-17 17:29:54 +08:00
committed by Bob Liu
parent 7c141c1c5c
commit 0fbd88ca20
6 changed files with 192 additions and 29 deletions
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arch/blackfin/mach-bf609/pm.c
+62 -21
View File
@@ -212,6 +212,65 @@ void bfin_hibernate(unsigned long mask)
void bf609_cpu_pm_enter(suspend_state_t state)
{
int error;
unsigned long wakeup = 0;
unsigned long wakeup_pol = 0;
#ifdef CONFIG_PM_BFIN_WAKE_PA15
wakeup |= PA15WE;
# if CONFIG_PM_BFIN_WAKE_PA15_POL
wakeup_pol |= PA15WE;
# endif
#endif
#ifdef CONFIG_PM_BFIN_WAKE_PB15
wakeup |= PB15WE;
# if CONFIG_PM_BFIN_WAKE_PA15_POL
wakeup_pol |= PB15WE;
# endif
#endif
#ifdef CONFIG_PM_BFIN_WAKE_PC15
wakeup |= PC15WE;
# if CONFIG_PM_BFIN_WAKE_PC15_POL
wakeup_pol |= PC15WE;
# endif
#endif
#ifdef CONFIG_PM_BFIN_WAKE_PD06
wakeup |= PD06WE;
# if CONFIG_PM_BFIN_WAKE_PD06_POL
wakeup_pol |= PD06WE;
# endif
#endif
#ifdef CONFIG_PM_BFIN_WAKE_PE12
wakeup |= PE12WE;
# if CONFIG_PM_BFIN_WAKE_PE12_POL
wakeup_pol |= PE12WE;
# endif
#endif
#ifdef CONFIG_PM_BFIN_WAKE_PG04
wakeup |= PG04WE;
# if CONFIG_PM_BFIN_WAKE_PG04_POL
wakeup_pol |= PG04WE;
# endif
#endif
#ifdef CONFIG_PM_BFIN_WAKE_PG13
wakeup |= PG13WE;
# if CONFIG_PM_BFIN_WAKE_PG13_POL
wakeup_pol |= PG13WE;
# endif
#endif
#ifdef CONFIG_PM_BFIN_WAKE_USB
wakeup |= USBWE;
# if CONFIG_PM_BFIN_WAKE_USB_POL
wakeup_pol |= USBWE;
# endif
#endif
error = irq_set_irq_wake(255, 1);
if(error < 0)
printk(KERN_DEBUG "Unable to get irq wake\n");
@@ -220,9 +279,9 @@ void bf609_cpu_pm_enter(suspend_state_t state)
printk(KERN_DEBUG "Unable to get irq wake\n");
if (state == PM_SUSPEND_STANDBY)
bfin_deepsleep(0xffff);
bfin_deepsleep(wakeup);
else {
bfin_hibernate(0xffff);
bfin_hibernate(wakeup);
}
}
@@ -263,26 +322,8 @@ static int __init bf609_init_pm(void)
{
int irq;
int error;
error = gpio_request(GPIO_PG4, "gpiopg4");
if (error < 0) {
printk(KERN_DEBUG "failed to request GPIO %d, error %d\n",
GPIO_PG4, error);
}
irq = gpio_to_irq(GPIO_PG4);
if (irq < 0) {
error = irq;
printk(KERN_DEBUG "Unable to get irq number for GPIO %d, error %d\n",
GPIO_PG4, error);
}
printk(KERN_DEBUG "%s gpio %d irq %d\n", __func__, GPIO_PG4, irq);
error = request_irq(irq, test_isr, IRQF_TRIGGER_FALLING | IRQF_NO_SUSPEND, "gpiopg4", NULL);
if(error < 0)
printk(KERN_DEBUG "Unable to get irq\n");
#if 1
#if CONFIG_PM_BFIN_WAKE_PE12
irq = gpio_to_irq(GPIO_PE12);
if (irq < 0) {
error = irq;