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gpio: zynq: Disable the irq if it is not a wakeup source

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If gpio is not set to wake disable the interrupt. ATF set all slaves with
enabled interrupts as wakeup sources and if gpio is used in r5 then it
wakes up linux.

Signed-off-by: Shubhrajyoti Datta <shubhrajyoti.datta@xilinx.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Signed-off-by: Bartosz Golaszewski <bgolaszewski@baylibre.com>
This commit is contained in:
Shubhrajyoti Datta 2020-06-17 17:07:25 +05:30 committed by Bartosz Golaszewski
parent 675002448e
commit 26ebdbf8c2
1 changed files with 8 additions and 0 deletions
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8
drivers/gpio/gpio-zynq.c
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@ -735,6 +735,9 @@ static int __maybe_unused zynq_gpio_suspend(struct device *dev)
struct zynq_gpio *gpio = dev_get_drvdata(dev);
struct irq_data *data = irq_get_irq_data(gpio->irq);
if (!device_may_wakeup(dev))
disable_irq(gpio->irq);
if (!irqd_is_wakeup_set(data)) {
zynq_gpio_save_context(gpio);
return pm_runtime_force_suspend(dev);
@ -749,6 +752,9 @@ static int __maybe_unused zynq_gpio_resume(struct device *dev)
struct irq_data *data = irq_get_irq_data(gpio->irq);
int ret;
if (!device_may_wakeup(dev))
enable_irq(gpio->irq);
if (!irqd_is_wakeup_set(data)) {
ret = pm_runtime_force_resume(dev);
zynq_gpio_restore_context(gpio);
@ -956,6 +962,8 @@ static int zynq_gpio_probe(struct platform_device *pdev)
goto err_pm_put;
}
irq_set_status_flags(gpio->irq, IRQ_DISABLE_UNLAZY);
device_init_wakeup(&pdev->dev, 1);
pm_runtime_put(&pdev->dev);
return 0;