Subject: [PATCHv1 1/3] ARM: dts: meson8b: odroidc1: Add usb phy power node

From: Anand Moon <[email-masked]>
Date: Tue, 13 Jul 2021 05:52:13 +0000

Add missing usb phy power node for phy mode fix below warning.

[    1.253149] phy phy-c1108820.phy.0: Looking up phy-supply from device tree
[    1.253166] phy phy-c1108820.phy.0: Looking up phy-supply property
		in node /soc/cbus@c1100000/phy@8820 failed

Fixes: 2eb79a4d15ff (ARM: dts: meson: enabling the USB Host
		controller on Odroid-C1/C1+ board)

Cc: Martin Blumenstingl <[email-masked]>
Signed-off-by: Anand Moon <[email-masked]>
---
previous version
[0] https://patchwork.kernel.org/project/linux-amlogic/patch/[email-masked]

changes fix the vbus-suppy to phy-supply, drop enable usb0

# sudo cat /sys/kernel/debug/regulator/regulator_summary
    USB_PWR                       2    1      0 unknown  5000mV     0mA  5000mV  5000mV
       phy-c1108820.phy.0-phy     2                                 0mA     0mV     0mV
---
 arch/arm/boot/dts/meson8b-odroidc1.dts | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

diff --git a/arch/arm/boot/dts/meson8b-odroidc1.dts b/arch/arm/boot/dts/meson8b-odroidc1.dts
index c440ef94e082..ced1ec1c4878 100644
--- a/arch/arm/boot/dts/meson8b-odroidc1.dts
+++ b/arch/arm/boot/dts/meson8b-odroidc1.dts
@@ -32,6 +32,25 @@ emmc_pwrseq: emmc-pwrseq {
 		reset-gpios = <&gpio BOOT_9 GPIO_ACTIVE_LOW>;
 	};
 
+	usb_pwr_en: regulator-usb-pwr-en {
+		compatible = "regulator-fixed";
+
+		regulator-name = "USB_PWR";
+
+		regulator-min-microvolt = <5000000>;
+		regulator-max-microvolt = <5000000>;
+		/*
+		 * signal name from schematics: USB_POWER
+		 */
+		vin-supply = <&p5v0>;
+
+		/*
+		 * signal name from schematics: PWREN
+		 */
+		gpio = <&gpio_ao GPIOAO_5 GPIO_ACTIVE_HIGH>;
+		enable-active-high;
+	};
+
 	leds {
 		compatible = "gpio-leds";
 		blue {
@@ -378,6 +397,7 @@ &uart_AO {
 
 &usb1_phy {
 	status = "okay";
+	phy-supply = <&usb_pwr_en>;
 };
 
 &usb1 {
-- 
2.32.0

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