leds:pca963x: Always initialize MODE2 register
PCA9632 defaults to open-drain
PCA9633/4/5 defaults to totem-pole
the driver assumed that totem-pole default and didn't actively set
the value; the MODE2 register is now written if platform
data indicating the mode is given
Signed-off-by: Peter Meerwald <pmeerw@pmeerw.net>
Signed-off-by: Bryan Wu <cooloney@gmail.com>
diff --git a/drivers/leds/leds-pca963x.c b/drivers/leds/leds-pca963x.c
index 4438be9..f110b4c 100644
--- a/drivers/leds/leds-pca963x.c
+++ b/drivers/leds/leds-pca963x.c
@@ -423,9 +423,13 @@
/* Disable LED all-call address and set normal mode */
i2c_smbus_write_byte_data(client, PCA963X_MODE1, 0x00);
- /* Configure output: open-drain or totem pole (push-pull) */
- if (pdata && pdata->outdrv == PCA963X_OPEN_DRAIN)
- i2c_smbus_write_byte_data(client, PCA963X_MODE2, 0x01);
+ if (pdata) {
+ /* Configure output: open-drain or totem pole (push-pull) */
+ if (pdata->outdrv == PCA963X_OPEN_DRAIN)
+ i2c_smbus_write_byte_data(client, PCA963X_MODE2, 0x01);
+ else
+ i2c_smbus_write_byte_data(client, PCA963X_MODE2, 0x05);
+ }
return 0;