ARM: dts: imx6ul: add pm_power_off support (ab0a05d8) · Commits · 戴 / test

i.MX6UL can be powered off by programming SNVS. When long press ON/OFF button(5 seconds), PMIC_ON_REQ pin will be set to low and external PMIC will be powered off. And system can be powered on by long press ON/OFF button again. Signed-off-by:

Anson Huang <b20788@freescale.com> Signed-off-by:

Shawn Guo <shawnguo@kernel.org>

arch/arm/boot/dts/imx6ul-14x14-evk.dts

+4 −0

Original line number	Diff line number	Diff line
		@@ -87,6 +87,10 @@
		};
		};

		&snvs_poweroff {
		status = "okay";
		};

		&uart1 {
		pinctrl-names = "default";
		pinctrl-0 = <&pinctrl_uart1>;

arch/arm/boot/dts/imx6ul.dtsi

+8 −0

Original line number	Diff line number	Diff line
		@@ -429,6 +429,14 @@
		<GIC_SPI 20 IRQ_TYPE_LEVEL_HIGH>;
		};

		snvs_poweroff: snvs-poweroff {
		compatible = "syscon-poweroff";
		regmap = <&snvs>;
		offset = <0x38>;
		mask = <0x60>;
		status = "disabled";
		};

		snvs_pwrkey: snvs-powerkey {
		compatible = "fsl,sec-v4.0-pwrkey";
		regmap = <&snvs>;

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