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gpio: altera_pio: fix get_value

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gpio_get_value should return 0 or 1, not the value of bit & (1 << pin)

Acked-by: Marek Vasut <marex@denx.de>
Signed-off-by: Julien Beraud <julien.beraud@orolia.com>
This commit is contained in:
Julien Béraud 2019-01-07 09:17:46 +00:00 committed by Marek Vasut
parent afd46c5f13
commit 97b262758b
1 changed files with 1 additions and 1 deletions
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2
drivers/gpio/altera_pio.c
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@ -56,7 +56,7 @@ static int altera_pio_get_value(struct udevice *dev, unsigned pin)
struct altera_pio_platdata *plat = dev_get_platdata(dev);
struct altera_pio_regs *const regs = plat->regs;
return readl(&regs->data) & (1 << pin);
return !!(readl(&regs->data) & (1 << pin));
}