[PATCH 1/2] gpio: axp209: use correct register for GPIO input status
From: Quentin Schulz <hidden>
Date: 2016-11-23 13:32:31
Also in:
linux-gpio, lkml
Subsystem:
gpio subsystem, the rest · Maintainers:
Linus Walleij, Bartosz Golaszewski, Linus Torvalds
The GPIO input status was read from control register (AXP20X_GPIO[210]_CTRL) instead of status register (AXP20X_GPIO20_SS). Signed-off-by: Quentin Schulz <quentin.schulz-wi1+55ScJUtKEb57/3fJTNBPR1lH4CV8@public.gmane.org> --- drivers/gpio/gpio-axp209.c | 8 ++------ 1 file changed, 2 insertions(+), 6 deletions(-)
diff --git a/drivers/gpio/gpio-axp209.c b/drivers/gpio/gpio-axp209.c
index d9c2a51..4a346b7 100644
--- a/drivers/gpio/gpio-axp209.c
+++ b/drivers/gpio/gpio-axp209.c@@ -64,13 +64,9 @@ static int axp20x_gpio_get(struct gpio_chip *chip, unsigned offset) { struct axp20x_gpio *gpio = gpiochip_get_data(chip); unsigned int val; - int reg, ret; - - reg = axp20x_gpio_get_reg(offset); - if (reg < 0) - return reg; + int ret; - ret = regmap_read(gpio->regmap, reg, &val); + ret = regmap_read(gpio->regmap, AXP20X_GPIO20_SS, &val); if (ret) return ret;
--
2.9.3
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