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ARM: imx6qdl-sabreauto.dtsi: add max7310 support

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max7310 is an i2c interface gpio expander

Signed-off-by: Peter Chen <peter.chen@freescale.com>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
This commit is contained in:
Peter Chen 2015-03-13 14:21:42 +08:00 committed by Shawn Guo
parent 159097f86d
commit 4e18a2243a
1 changed files with 35 additions and 0 deletions
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35
arch/arm/boot/dts/imx6qdl-sabreauto.dtsi
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@ -182,6 +182,34 @@
};
};
&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>;
};
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 +293,13 @@
>;
};
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