Enable i2c2/3, add pinctrl settings. Add max7310 for i2c3.
Signed-off-by: Peng Fan peng.fan@nxp.com Cc: Stefano Babic sbabic@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@30 { + compatible = "maxim,max7310"; + reg = <0x30>; + gpio-controller; + #gpio-cells = <2>; + }; + + max7310_b: gpio@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