Merge pull request #31 from brain-hackers/poweroff

Enable syscon-poweroff
arm: brain: enable syscon-poweroff
2023-02-23 15:24:39 +09:00 · 2023-02-23 03:37:44 +09:00 · 2023-02-23 03:36:51 +09:00 · 2023-02-23 03:34:45 +09:00
3 changed files with 18 additions and 1 deletions
--- a/arch/arm/boot/dts/imx28-brain.dtsi
+++ b/arch/arm/boot/dts/imx28-brain.dtsi
@ -263,6 +263,12 @@
 				status = "okay";
 			};

+			power: power@80044000 {
+				poweroff: poweroff {
+					status = "okay";
+				};
+			};
+
 			saif1: saif@80046000 {
 				pinctrl-names = "default";
 				pinctrl-0 = <&saif1_pins_a>;
--- a/arch/arm/boot/dts/imx28.dtsi
+++ b/arch/arm/boot/dts/imx28.dtsi
@ -1114,8 +1114,16 @@
 			};

 			power: power@80044000 {
+				compatible = "syscon", "simple-mfd";
 				reg = <0x80044000 0x2000>;
-				status = "disabled";
+
+				poweroff: poweroff {
+					compatible = "syscon-poweroff";
+					regmap = <&power>;
+					offset = <0x104>;
+					value = <0x3e770001>;
+					status = "disabled";
+				};
 			};

 			saif1: saif@80046000 {
--- a/arch/arm/configs/brain_defconfig
+++ b/arch/arm/configs/brain_defconfig
@ -123,6 +123,9 @@ CONFIG_SPI=y
 CONFIG_SPI_GPIO=m
 CONFIG_SPI_MXS=y
 CONFIG_GPIO_SYSFS=y
+CONFIG_POWER_RESET=y
+CONFIG_POWER_RESET_SYSCON=y
+CONFIG_POWER_RESET_SYSCON_POWEROFF=y
 # CONFIG_HWMON is not set
 CONFIG_WATCHDOG=y
 CONFIG_STMP3XXX_RTC_WATCHDOG=y
Author	SHA1	Message	Date
Takumi Sueda	8e94255c7d	Merge pull request #31 from brain-hackers/poweroff Enable syscon-poweroff	2023-02-23 15:24:39 +09:00
Takumi Sueda	962a864968	arm: brain: enable syscon-poweroff	2023-02-23 03:37:44 +09:00
Takumi Sueda	6cf75aaa0b	ARM: dts: imx28: enable optional syscon-poweroff Based on https://patchwork.kernel.org/project/linux-arm-kernel/patch/20190923091700.22517-1-sebastien.szymanski@armadeus.com/	2023-02-23 03:36:51 +09:00
Takumi Sueda	4f12742fdc	arm: brain: enable syscon poweroff	2023-02-23 03:34:45 +09:00