mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-13 02:46:47 +07:00
8758c885c4
With the change to a DT based pinctrl/gpio driver, using gpio API calls in board-*.c files no longer works, a dereferenced NULL pointer exception occurs instead. By converting the GPIO code into a fixed-regulator which gets probed later once pinctrl/gpio is available, we avoid the exception. Signed-off-by: Andrew Lunn <andrew@lunn.ch> Tested-by: Stefan Peter <s.peter@mplch> Signed-off-by: Jason Cooper <jason@lakedaemon.net>
103 lines
1.8 KiB
Plaintext
103 lines
1.8 KiB
Plaintext
/dts-v1/;
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/include/ "kirkwood.dtsi"
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/ {
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model = "Univeral Scientific Industrial Co. Topkick-1281P2";
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compatible = "usi,topkick-1281P2", "usi,topkick", "marvell,kirkwood-88f6282", "marvell,kirkwood";
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memory {
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device_type = "memory";
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reg = <0x00000000 0x10000000>;
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};
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chosen {
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bootargs = "console=ttyS0,115200n8 earlyprintk";
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};
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ocp@f1000000 {
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serial@12000 {
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clock-frequency = <200000000>;
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status = "ok";
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};
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nand@3000000 {
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status = "okay";
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partition@0 {
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label = "u-boot";
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reg = <0x0000000 0x180000>;
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};
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partition@180000 {
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label = "u-boot env";
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reg = <0x0180000 0x20000>;
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};
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partition@200000 {
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label = "uImage";
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reg = <0x0200000 0x600000>;
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};
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partition@800000 {
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label = "uInitrd";
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reg = <0x0800000 0x1000000>;
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};
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partition@1800000 {
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label = "rootfs";
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reg = <0x1800000 0xe800000>;
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};
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};
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sata@80000 {
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status = "okay";
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nr-ports = <1>;
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};
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};
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gpio-leds {
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compatible = "gpio-leds";
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disk {
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label = "topkick:yellow:disk";
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gpios = <&gpio0 21 1>;
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linux,default-trigger = "ide-disk";
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};
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system2 {
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label = "topkick:red:system";
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gpios = <&gpio1 5 1>;
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};
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system {
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label = "topkick:blue:system";
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gpios = <&gpio1 6 1>;
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default-state = "on";
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};
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wifi {
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label = "topkick:green:wifi";
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gpios = <&gpio1 7 1>;
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};
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wifi2 {
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label = "topkick:yellow:wifi";
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gpios = <&gpio1 16 1>;
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};
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};
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regulators {
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compatible = "simple-bus";
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#address-cells = <1>;
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#size-cells = <0>;
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sata0_power: regulator@1 {
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compatible = "regulator-fixed";
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reg = <1>;
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regulator-name = "SATA0 Power";
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regulator-min-microvolt = <5000000>;
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regulator-max-microvolt = <5000000>;
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enable-active-high;
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regulator-always-on;
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regulator-boot-on;
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gpio = <&gpio1 4 0>;
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};
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};
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};
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