ARM64: dts: gru: fix up the pwm regulator node

[firefly-linux-kernel-4.4.55.git] / arch / arm64 / boot / dts / rockchip / rk3399-gru.dtsi

diff --git a/arch/arm64/boot/dts/rockchip/rk3399-gru.dtsi b/arch/arm64/boot/dts/rockchip/rk3399-gru.dtsi
index 06c9496297f4c2e890f2f46e67ec8ca0bd9e4415..d53e77b5774b9836049a6959a262b9f8ca579603 100644 (file)
--- a/arch/arm64/boot/dts/rockchip/rk3399-gru.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3399-gru.dtsi
@@ -173,13 +173,16 @@
                regulator-name = "ppvar_bigcpu";
                status = "okay";
 
-               pwms = <&pwm1 0 1000>;  // TODO: schematics say "FSW 600KHz".  Change these???
+               // TODO: schematics say 600kHz so period of 1667 ns
+               // Rockchip has 25000 (40kHz) for these though.
+               pwms = <&pwm1 0 1667 0>;
 
                // TODO: where's the mapping of duty cycle to voltage???
                // TODO: we probably need in-flight PWM regulator series?
 
                /* EC turns on w/ ap_core_en; always on for AP */
                regulator-always-on;
+               regulator-boot-on;
 
                regulator-min-microvolt = <800000>;
                regulator-max-microvolt = <1500000>;
@@ -192,10 +195,13 @@
                regulator-name = "ppvar_litcpu";
                status = "okay";
 
-               pwms = <&pwm2 0 1000>;
+               // TODO: schematics say 600kHz so period of 1667 ns
+               // Rockchip has 25000 (40kHz) for these though.
+               pwms = <&pwm2 0 1667 0>;
 
                /* EC turns on w/ ap_core_en; always on for AP */
                regulator-always-on;
+               regulator-boot-on;
 
                regulator-min-microvolt = <800000>;
                regulator-max-microvolt = <1500000>;
@@ -208,10 +214,13 @@
                regulator-name = "ppvar_gpu";
                status = "okay";
 
-               pwms = <&pwm0 0 1000>;
+               // TODO: schematics say 600kHz so period of 1667 ns
+               // Rockchip has 25000 (40kHz) for these though.
+               pwms = <&pwm0 0 1667 0>;
 
                /* EC turns on w/ ap_core_en; always on for AP */
                regulator-always-on;
+               regulator-boot-on;
 
                regulator-min-microvolt = <800000>;
                regulator-max-microvolt = <1500000>;
@@ -224,10 +233,13 @@
                regulator-name = "ppvar_centerlogic";
                status = "okay";
 
-               pwms = <&pwm3 0 1000>;
+               // TODO: schematics say 600kHz so period of 1667 ns
+               // Rockchip has 25000 (40kHz) for these though.
+               pwms = <&pwm3 0 1667 0>;
 
                /* EC turns on w/ ppvar_centerlogic_en; always on for AP */
                regulator-always-on;
+               regulator-boot-on;
 
                regulator-min-microvolt = <800000>;
                regulator-max-microvolt = <1500000>;