summaryrefslogtreecommitdiff
path: root/drivers/gpio
diff options
context:
space:
mode:
authorJulien BĂ©raud <julien.beraud@orolia.com>2019-01-07 09:17:46 +0000
committerMarek Vasut <marex@denx.de>2019-02-25 16:07:36 +0100
commit97b262758b7c99a644155254bee9f716573b10ac (patch)
treed1ae93488b0694fe0574ac5571ea43176080f005 /drivers/gpio
parentafd46c5f13d0c93c44008bd7040227d0b84e31b9 (diff)
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>
Diffstat (limited to 'drivers/gpio')
-rw-r--r--drivers/gpio/altera_pio.c2
1 files changed, 1 insertions, 1 deletions
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(&regs->data) & (1 << pin);
+ return !!(readl(&regs->data) & (1 << pin));
}