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[ARM] tegra: gpio: Add support for waking from suspend

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Change-Id: If692ff0e7de3d3d5a825a8b1e7989650ef9fb238
Signed-off-by: Colin Cross <ccross@google.com>
This commit is contained in:
Colin Cross
2010-08-18 00:19:27 -07:00
committed by Colin Cross
parent 23a6890fa8
commit 4c053d2fc9
1 changed files with 13 additions and 1 deletions
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14
arch/arm/mach-tegra/gpio.c
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@@ -212,6 +212,9 @@ static int tegra_gpio_irq_set_type(unsigned int irq, unsigned int type)
else if (type & (IRQ_TYPE_EDGE_FALLING | IRQ_TYPE_EDGE_RISING))
__set_irq_handler_unlocked(irq, handle_edge_irq);
if (tegra_get_suspend_mode() == TEGRA_SUSPEND_LP0)
tegra_set_lp0_wake_type(irq, type);
return 0;
}
@@ -319,8 +322,17 @@ void tegra_gpio_suspend(void)
static int tegra_gpio_wake_enable(unsigned int irq, unsigned int enable)
{
int ret;
struct tegra_gpio_bank *bank = get_irq_chip_data(irq);
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(irq, enable);
return 0;
}
#endif