[PATCH 2/6] gpio/stmpe-gpio: fix set direction input
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From: Luotao Fu on 24 Jun 2010 07:20 to set an GPIO pin to input, the corresponding bit in GPDR needs to be cleared instead of set. fixed with this patch. Signed-off-by: Luotao Fu <l.fu(a)pengutronix.de> --- drivers/gpio/stmpe-gpio.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/drivers/gpio/stmpe-gpio.c b/drivers/gpio/stmpe-gpio.c index a4de271..4e1f1b9 100644 --- a/drivers/gpio/stmpe-gpio.c +++ b/drivers/gpio/stmpe-gpio.c @@ -88,7 +88,7 @@ static int stmpe_gpio_direction_input(struct gpio_chip *chip, u8 reg = stmpe->regs[STMPE_IDX_GPDR_LSB] - (offset / 8); u8 mask = 1 << (offset % 8); - return stmpe_set_bits(stmpe, reg, mask, mask); + return stmpe_set_bits(stmpe, reg, mask, 0); } static int stmpe_gpio_to_irq(struct gpio_chip *chip, unsigned offset) -- 1.7.1 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo(a)vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/ |