Add missing usb phy power node for phy mode fix below warning. P5V0 regulator suppy input voltage range to USB host controller. As descriped in the C1+ schematics, GPIO GPIOAO_5 is used to enable input power to USB ports, set it to Active Low. [ 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 <martin.blumenstingl@xxxxxxxxxxxxxx> Signed-off-by: Anand Moon <linux.amoon@xxxxxxxxx> --- V1 > Fix the Input GPIO polarity from HIGH to LOW. previous version [0] https://patchwork.kernel.org/project/linux-amlogic/patch/20190113181808.5768-1-linux.amoon@xxxxxxxxx changes fix the vbus-suppy to phy-supply, drop enable usb0 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 | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) diff --git a/arch/arm/boot/dts/meson8b-odroidc1.dts b/arch/arm/boot/dts/meson8b-odroidc1.dts index c440ef94e082..26e8f91e0950 100644 --- a/arch/arm/boot/dts/meson8b-odroidc1.dts +++ b/arch/arm/boot/dts/meson8b-odroidc1.dts @@ -32,6 +32,24 @@ 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 - P5V0 + */ + vin-supply = <&p5v0>; + + /* + * signal name from schematics: PWREN - GPIOAO.BIT5 + */ + gpios = <&gpio_ao GPIOAO_5 GPIO_ACTIVE_HIGH>; + }; + leds { compatible = "gpio-leds"; blue { @@ -378,6 +396,7 @@ &uart_AO { &usb1_phy { status = "okay"; + phy-supply = <&usb_pwr_en>; }; &usb1 { -- 2.32.0
