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authorLothar Waßmann <LW@KARO-electronics.de>2017-10-11 14:07:40 +0300
committerShawn Guo <shawnguo@kernel.org>2017-10-23 03:19:35 +0300
commitef4eec2bc3119863e9f7a8832499d1fcd9c420e0 (patch)
treec2fde73cead57456ca56bee9bfc58bb64b60e165 /arch/arm/boot/dts/imx53-tx53-x13x.dts
parentd51916072c7fa9c0b4d40b0a3c5b02909d4155de (diff)
downloadlinux-ef4eec2bc3119863e9f7a8832499d1fcd9c420e0.tar.xz
ARM: dts: imx53-tx53: add support for I2C bus recovery
The imx-i2c driver supports automatic bus recovery via the GPIO function of the I2C pins. Enable this functionality for the Ka-Ro electronics TX53 modules. Signed-off-by: Lothar Waßmann <LW@KARO-electronics.de> Signed-off-by: Shawn Guo <shawnguo@kernel.org>
Diffstat (limited to 'arch/arm/boot/dts/imx53-tx53-x13x.dts')
-rw-r--r--arch/arm/boot/dts/imx53-tx53-x13x.dts5
1 files changed, 4 insertions, 1 deletions
diff --git a/arch/arm/boot/dts/imx53-tx53-x13x.dts b/arch/arm/boot/dts/imx53-tx53-x13x.dts
index e21bc91b8dce..a87a10b942cf 100644
--- a/arch/arm/boot/dts/imx53-tx53-x13x.dts
+++ b/arch/arm/boot/dts/imx53-tx53-x13x.dts
@@ -121,8 +121,11 @@
};
&i2c3 {
- pinctrl-names = "default";
+ pinctrl-names = "default", "gpio";
pinctrl-0 = <&pinctrl_i2c3>;
+ pinctrl-1 = <&pinctrl_i2c3_gpio>;
+ scl-gpios = <&gpio3 21 GPIO_ACTIVE_HIGH>;
+ sda-gpios = <&gpio3 28 GPIO_ACTIVE_HIGH>;
status = "okay";
sgtl5000: codec@0a {