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Subject[PATCH v2 17/28] ARM: tegra: gpio: Add support for waking from suspend
Date
Signed-off-by: Colin Cross <ccross@android.com>
---
arch/arm/mach-tegra/gpio.c | 14 +++++++++++++-
1 files changed, 13 insertions(+), 1 deletions(-)

diff --git a/arch/arm/mach-tegra/gpio.c b/arch/arm/mach-tegra/gpio.c
index 132dcd6..5d14ccc 100644
--- a/arch/arm/mach-tegra/gpio.c
+++ b/arch/arm/mach-tegra/gpio.c
@@ -212,6 +212,9 @@ static int tegra_gpio_irq_set_type(struct irq_data *d, unsigned int type)
else if (type & (IRQ_TYPE_EDGE_FALLING | IRQ_TYPE_EDGE_RISING))
__set_irq_handler_unlocked(d->irq, handle_edge_irq);

+ if (tegra_get_suspend_mode() == TEGRA_SUSPEND_LP0)
+ tegra_set_lp0_wake_type(d->irq, type);
+
return 0;
}

@@ -319,8 +322,17 @@ void tegra_gpio_suspend(void)

static int tegra_gpio_wake_enable(struct irq_data *d, unsigned int enable)
{
+ int ret;
struct tegra_gpio_bank *bank = irq_data_get_irq_chip_data(d);
- return set_irq_wake(bank->irq, enable);
+
+ ret = tegra_set_lp1_wake(bank->irq, enable);
+ if (ret)
+ return ret;
+
+ if (tegra_get_suspend_mode() == TEGRA_SUSPEND_LP0)
+ return tegra_set_lp0_wake(d->irq, enable);
+
+ return 0;
}
#endif

--
1.7.3.1


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