[U-Boot] [PATCH 3/4] imx: dts: mx6sxsabreauto: enable i2c2/3
Peng Fan
peng.fan at nxp.com
Mon Nov 28 10:49:49 CET 2016
Enable i2c2/3, add pinctrl settings.
Add max7310 for i2c3.
Signed-off-by: Peng Fan <peng.fan at nxp.com>
Cc: Stefano Babic <sbabic at denx.de>
---
arch/arm/dts/imx6sx-sabreauto.dts | 42 +++++++++++++++++++++++++++++++++++++++
1 file changed, 42 insertions(+)
diff --git a/arch/arm/dts/imx6sx-sabreauto.dts b/arch/arm/dts/imx6sx-sabreauto.dts
index 240a286..a4c2627 100644
--- a/arch/arm/dts/imx6sx-sabreauto.dts
+++ b/arch/arm/dts/imx6sx-sabreauto.dts
@@ -68,8 +68,50 @@
status = "okay";
};
+&i2c2 {
+ clock-frequency = <100000>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_i2c2_1>;
+ status = "okay";
+};
+
+&i2c3 {
+ clock-frequency = <100000>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_i2c3_2>;
+ status = "okay";
+
+ max7310_a: gpio at 30 {
+ compatible = "maxim,max7310";
+ reg = <0x30>;
+ gpio-controller;
+ #gpio-cells = <2>;
+ };
+
+ max7310_b: gpio at 32 {
+ compatible = "maxim,max7310";
+ reg = <0x32>;
+ gpio-controller;
+ #gpio-cells = <2>;
+ };
+};
+
&iomuxc {
imx6x-sabreauto {
+ pinctrl_i2c2_1: i2c2grp-1 {
+ fsl,pins = <
+ MX6SX_PAD_GPIO1_IO03__I2C2_SDA 0x4001b8b1
+ MX6SX_PAD_GPIO1_IO02__I2C2_SCL 0x4001b8b1
+ >;
+ };
+
+ pinctrl_i2c3_2: i2c3grp-2 {
+ fsl,pins = <
+ MX6SX_PAD_KEY_ROW4__I2C3_SDA 0x4001b8b1
+ MX6SX_PAD_KEY_COL4__I2C3_SCL 0x4001b8b1
+ >;
+ };
+
pinctrl_uart1: uart1grp {
fsl,pins = <
MX6SX_PAD_GPIO1_IO04__UART1_TX 0x1b0b1
--
2.6.2
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