build/patch/kernel/sunxi-dev/xxx-nanopineo2v1.0-dvfs.patch

52 lines
1.3 KiB
Diff

diff --git a/arch/arm64/boot/dts/allwinner/sun50i-h5-nanopi-neo2.dts b/arch/arm64/boot/dts/allwinner/sun50i-h5-nanopi-neo2.dts
index cc268a697..c839b4c0b 100644
--- a/arch/arm64/boot/dts/allwinner/sun50i-h5-nanopi-neo2.dts
+++ b/arch/arm64/boot/dts/allwinner/sun50i-h5-nanopi-neo2.dts
@@ -64,12 +64,13 @@
pwr {
label = "nanopi:green:pwr";
gpios = <&r_pio 0 10 GPIO_ACTIVE_HIGH>;
- default-state = "on";
+ linux,default-trigger = "default-on";
};
status {
label = "nanopi:blue:status";
gpios = <&pio 0 10 GPIO_ACTIVE_HIGH>;
+ linux,default-trigger = "heartbeat";
};
};
@@ -90,6 +91,21 @@
regulator-max-microvolt = <3300000>;
};
+ vdd_cpux: gpio-regulator {
+ compatible = "regulator-gpio";
+ pinctrl-names = "default";
+ regulator-name = "vdd-cpux";
+ regulator-type = "voltage";
+ regulator-boot-on;
+ regulator-always-on;
+ regulator-min-microvolt = <1100000>;
+ regulator-max-microvolt = <1100000>;
+ regulator-ramp-delay = <50>; /* 4ms */
+ gpios = <&r_pio 0 6 GPIO_ACTIVE_HIGH>; /* PL6 */
+ gpios-states = <0x1>;
+ states = <1100000 0x0
+ 1100000 0x1>;
+ };
reg_usb0_vbus: usb0-vbus {
compatible = "regulator-fixed";
regulator-name = "usb0-vbus";
@@ -101,6 +117,10 @@
};
};
+&cpu0 {
+ cpu-supply = <&vdd_cpux>;
+};
+
&ehci0 {
status = "okay";
};