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Commit 09d158d5 authored by Neo Hou's avatar Neo Hou Committed by Bartosz Golaszewski
Browse files

gpio: sprd: Fix the incorrect data register 



Since differnt type EICs have its own data register to read, thus fix the
incorrect data register.

Fixes: 25518e02 ("gpio: Add Spreadtrum EIC driver support")
Cc: <stable@vger.kernel.org>
Signed-off-by: default avatarNeo Hou <neo.hou@unisoc.com>
Signed-off-by: default avatarBaolin Wang <baolin.wang@linaro.org>
Signed-off-by: default avatarBartosz Golaszewski <bgolaszewski@baylibre.com>
parent 1033be58

drivers/gpio/gpio-eic-sprd.c

+12 −1
Original line number Diff line number Diff line
@@ -180,7 +180,18 @@ static void sprd_eic_free(struct gpio_chip *chip, unsigned int offset) 


static int sprd_eic_get(struct gpio_chip *chip, unsigned int offset)

{

	struct sprd_eic *sprd_eic = gpiochip_get_data(chip);



	switch (sprd_eic->type) {

	case SPRD_EIC_DEBOUNCE:

		return sprd_eic_read(chip, offset, SPRD_EIC_DBNC_DATA);

	case SPRD_EIC_ASYNC:

		return sprd_eic_read(chip, offset, SPRD_EIC_ASYNC_DATA);

	case SPRD_EIC_SYNC:

		return sprd_eic_read(chip, offset, SPRD_EIC_SYNC_DATA);

	default:

		return -ENOTSUPP;

	}

}



static int sprd_eic_direction_input(struct gpio_chip *chip, unsigned int offset)