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-rw-r--r--drivers/mfd/asic3.c16
1 files changed, 16 insertions, 0 deletions
diff --git a/drivers/mfd/asic3.c b/drivers/mfd/asic3.c
index 4c3ec8113e7e..9d4a492e4295 100644
--- a/drivers/mfd/asic3.c
+++ b/drivers/mfd/asic3.c
@@ -353,12 +353,28 @@ static int asic3_gpio_irq_type(struct irq_data *data, unsigned int type)
return 0;
}
+static int asic3_gpio_irq_set_wake(struct irq_data *data, unsigned int on)
+{
+ struct asic3 *asic = irq_data_get_irq_chip_data(data);
+ u32 bank, index;
+ u16 bit;
+
+ bank = asic3_irq_to_bank(asic, data->irq);
+ index = asic3_irq_to_index(asic, data->irq);
+ bit = 1<<index;
+
+ asic3_set_register(asic, bank + ASIC3_GPIO_SLEEP_MASK, bit, !on);
+
+ return 0;
+}
+
static struct irq_chip asic3_gpio_irq_chip = {
.name = "ASIC3-GPIO",
.irq_ack = asic3_mask_gpio_irq,
.irq_mask = asic3_mask_gpio_irq,
.irq_unmask = asic3_unmask_gpio_irq,
.irq_set_type = asic3_gpio_irq_type,
+ .irq_set_wake = asic3_gpio_irq_set_wake,
};
static struct irq_chip asic3_irq_chip = {
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