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authorLaxman Dewangan <ldewangan@nvidia.com>2012-01-23 13:16:15 +0530
committerSamuel Ortiz <sameo@linux.intel.com>2012-03-06 18:46:37 +0100
commit0dc299a3c468b6a237146137c95eb53c7b5078e3 (patch)
tree72ee56b5088e734665d0ae4b47c9d07785096ddd /drivers
parent88a1cfd6f3b8ffc0c7c86471abce43a6e4f3e1c6 (diff)
mfd: Add itps65910 wakeup support
Implementing irq_set_wake() so that device should able to wakeup the system through different interrupt provided by this device like gpios, onkey, rtc etc. Signed-off-by: Laxman Dewangan <ldewangan@nvidia.com> Reviewed-by: Mark Brown <broonie@opensource.wolfsonmicro.com> Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/mfd/tps65910-irq.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/mfd/tps65910-irq.c b/drivers/mfd/tps65910-irq.c
index 95c0d7978be..c9ed5c00a62 100644
--- a/drivers/mfd/tps65910-irq.c
+++ b/drivers/mfd/tps65910-irq.c
@@ -145,12 +145,23 @@ static void tps65910_irq_disable(struct irq_data *data)
tps65910->irq_mask |= ( 1 << irq_to_tps65910_irq(tps65910, data->irq));
}
+#ifdef CONFIG_PM_SLEEP
+static int tps65910_irq_set_wake(struct irq_data *data, unsigned int enable)
+{
+ struct tps65910 *tps65910 = irq_data_get_irq_chip_data(data);
+ return irq_set_irq_wake(tps65910->chip_irq, enable);
+}
+#else
+#define tps65910_irq_set_wake NULL
+#endif
+
static struct irq_chip tps65910_irq_chip = {
.name = "tps65910",
.irq_bus_lock = tps65910_irq_lock,
.irq_bus_sync_unlock = tps65910_irq_sync_unlock,
.irq_disable = tps65910_irq_disable,
.irq_enable = tps65910_irq_enable,
+ .irq_set_wake = tps65910_irq_set_wake,
};
int tps65910_irq_init(struct tps65910 *tps65910, int irq,