From 97b262758b7c99a644155254bee9f716573b10ac Mon Sep 17 00:00:00 2001 From: =?utf8?q?Julien=20B=C3=A9raud?= <julien.beraud@orolia.com> Date: Mon, 7 Jan 2019 09:17:46 +0000 Subject: [PATCH] gpio: altera_pio: fix get_value 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> --- drivers/gpio/altera_pio.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpio/altera_pio.c b/drivers/gpio/altera_pio.c index 59e30979f0..324f9c29a8 100644 --- a/drivers/gpio/altera_pio.c +++ b/drivers/gpio/altera_pio.c @@ -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(®s->data) & (1 << pin); + return !!(readl(®s->data) & (1 << pin)); } -- 2.39.5