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Commit 8650ea1e authored by Mathias Nyman's avatar Mathias Nyman Committed by Linus Walleij
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gpio-lynxpoint: force gpio_get() to return "1" and "0" only 



Don't return the IN_LVL_BIT directly, a high gpio line returned
value "1073741824" intestead of "1" because IN_LVL_BIT is BIT(30)

Tested-by: default avatarJerome Blin <jerome.blin@intel.com>
Signed-off-by: default avatarMathias Nyman <mathias.nyman@linux.intel.com>
Signed-off-by: default avatarLinus Walleij <linus.walleij@linaro.org>
parent c3626fde

drivers/gpio/gpio-lynxpoint.c

+1 −1
Original line number Diff line number Diff line
@@ -188,7 +188,7 @@ static int lp_irq_type(struct irq_data *d, unsigned type) 
static int lp_gpio_get(struct gpio_chip *chip, unsigned offset)

{

	unsigned long reg = lp_gpio_reg(chip, offset, LP_CONFIG1);

	return inl(reg) & IN_LVL_BIT;

	return !!(inl(reg) & IN_LVL_BIT);

}



static void lp_gpio_set(struct gpio_chip *chip, unsigned offset, int value)