max7310 is an i2c interface gpio expander Signed-off-by: Peter Chen <peter.chen@xxxxxxxxxxxxx> --- arch/arm/boot/dts/imx6qdl-sabreauto.dtsi | 43 ++++++++++++++++++++++++++++++++ 1 file changed, 43 insertions(+) diff --git a/arch/arm/boot/dts/imx6qdl-sabreauto.dtsi b/arch/arm/boot/dts/imx6qdl-sabreauto.dtsi index 009abd6..51acfec 100644 --- a/arch/arm/boot/dts/imx6qdl-sabreauto.dtsi +++ b/arch/arm/boot/dts/imx6qdl-sabreauto.dtsi @@ -28,6 +28,13 @@ }; }; + max7310_reset: max7310-reset { + compatible = "gpio-reset"; + reset-gpios = <&gpio1 15 GPIO_ACTIVE_LOW>; + reset-delay-us = <1>; + #reset-cells = <0>; + }; + sound-spdif { compatible = "fsl,imx-audio-spdif", "fsl,imx-sabreauto-spdif"; @@ -182,6 +189,35 @@ }; }; +&i2c3 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_i2c3>; + pinctrl-assert-gpios = <&gpio5 4 GPIO_ACTIVE_HIGH>; + status = "okay"; + + max7310_a: gpio@30 { + compatible = "maxim,max7310"; + reg = <0x30>; + gpio-controller; + #gpio-cells = <2>; + resets = <&max7310_reset>; + }; + + max7310_b: gpio@32 { + compatible = "maxim,max7310"; + reg = <0x32>; + gpio-controller; + #gpio-cells = <2>; + }; + + max7310_c: gpio@34 { + compatible = "maxim,max7310"; + reg = <0x34>; + gpio-controller; + #gpio-cells = <2>; + }; +}; + &iomuxc { pinctrl-names = "default"; pinctrl-0 = <&pinctrl_hog>; @@ -265,6 +301,13 @@ >; }; + pinctrl_i2c3: i2c3grp { + fsl,pins = < + MX6QDL_PAD_GPIO_3__I2C3_SCL 0x4001b8b1 + MX6QDL_PAD_EIM_D18__I2C3_SDA 0x4001b8b1 + >; + }; + pinctrl_pwm3: pwm1grp { fsl,pins = < MX6QDL_PAD_SD4_DAT1__PWM3_OUT 0x1b0b1 -- 1.9.1 -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html