[PATCH 1/2] gpio: sprd: Fix the incorrect data register

[Baolin Wang]

From: Neo Hou <neo....@unisoc.com>

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

Signed-off-by: Neo Hou <neo....@unisoc.com>
Signed-off-by: Baolin Wang <baolin.w...@linaro.org>
---
 drivers/gpio/gpio-eic-sprd.c |   13 ++++++++++++-
 1 file changed, 12 insertions(+), 1 deletion(-)

diff --git a/drivers/gpio/gpio-eic-sprd.c b/drivers/gpio/gpio-eic-sprd.c
index e0d6a0a..257df59 100644
--- a/drivers/gpio/gpio-eic-sprd.c
+++ b/drivers/gpio/gpio-eic-sprd.c
@@ -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)
 {
-       return sprd_eic_read(chip, offset, SPRD_EIC_DBNC_DATA);
+       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)
-- 
1.7.9.5