mirror of https://gitee.com/openkylin/linux.git
gpio: sa1100: use sa11x0_gpio_set_wake()
Use sa11x0_gpio_set_wake() to set the PWER register, as provided by Dmitry some time back. Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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@ -12,6 +12,7 @@
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#include <linux/module.h>
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#include <linux/io.h>
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#include <linux/syscore_ops.h>
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#include <soc/sa1100/pwer.h>
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#include <mach/hardware.h>
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#include <mach/irqs.h>
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@ -73,6 +74,7 @@ static struct gpio_chip sa1100_gpio_chip = {
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static int GPIO_IRQ_rising_edge;
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static int GPIO_IRQ_falling_edge;
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static int GPIO_IRQ_mask;
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static int GPIO_IRQ_wake;
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static int sa1100_gpio_type(struct irq_data *d, unsigned int type)
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{
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@ -131,11 +133,14 @@ static void sa1100_gpio_unmask(struct irq_data *d)
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static int sa1100_gpio_wake(struct irq_data *d, unsigned int on)
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{
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int ret = sa11x0_gpio_set_wake(d->hwirq, on);
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if (!ret) {
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if (on)
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PWER |= BIT(d->hwirq);
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GPIO_IRQ_wake |= BIT(d->hwirq);
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else
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PWER &= ~BIT(d->hwirq);
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return 0;
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GPIO_IRQ_wake &= ~BIT(d->hwirq);
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}
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return ret;
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}
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/*
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@ -201,8 +206,8 @@ static int sa1100_gpio_suspend(void)
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/*
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* Set the appropriate edges for wakeup.
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*/
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GRER = PWER & GPIO_IRQ_rising_edge;
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GFER = PWER & GPIO_IRQ_falling_edge;
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GRER = GPIO_IRQ_wake & GPIO_IRQ_rising_edge;
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GFER = GPIO_IRQ_wake & GPIO_IRQ_falling_edge;
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/*
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* Clear any pending GPIO interrupts.
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