This is follow up on my previous patches. Changes rebase on mainline: 5.0-rc4
[0] https://lore.kernel.org/patchwork/patch/1031243/ [1] https://lore.kernel.org/patchwork/patch/1031243/ changes depend on phy patch [2] https://patchwork.kernel.org/patch/10777359/ As per Martin's suggestion and input I have tried to fix below issue. Fixed the phy power issue on the usb port. # cat /sys/kernel/debug/regulator/regulator_summary regulator use open bypass opmode voltage current min max --------------------------------------------------------------------------------------- regulator-dummy 5 4 0 unknown 0mV 0mA 0mV 0mV c9100000.usb 1 0mA 0mV 0mV c9100000.usb 1 0mA 0mV 0mV c9000000.usb 1 0mA 0mV 0mV c9000000.usb 1 0mA 0mV 0mV P5V0 1 1 0 unknown 5000mV 0mA 5000mV 5000mV USB_OTG_PWR 4 2 0 unknown 5000mV 0mA 5000mV 5000mV phy-c0000020.phy.1 2 0mA 0mV 0mV phy-c0000000.phy.0 2 0mA 0mV 0mV # lsusb -t /: Bus 02.Port 1: Dev 1, Class=root_hub, Driver=dwc2/1p, 480M |__ Port 1: Dev 2, If 0, Class=Hub, Driver=hub/4p, 480M |__ Port 1: Dev 4, If 0, Class=Mass Storage, Driver=usb-storage, 480M |__ Port 3: Dev 3, If 0, Class=Video, Driver=uvcvideo, 480M |__ Port 3: Dev 3, If 1, Class=Video, Driver=uvcvideo, 480M |__ Port 3: Dev 3, If 2, Class=Audio, Driver=, 480M |__ Port 3: Dev 3, If 3, Class=Audio, Driver=, 480M /: Bus 01.Port 1: Dev 1, Class=root_hub, Driver=dwc2/1p, 480M Now hotpluing of usb device is working on odroid c2 boards. TODO: need to initialize the otg usb port to accept usb device. Any input are welcome Best Regards -Anand Anand Moon (2): ARM64: dts: meson-gxbb-odroidc2: Fix usb phy reset warning ARM64: dts: meson-gxbb-odroidc2: Fix usb phy regulator power failed warning arch/arm64/boot/dts/amlogic/meson-gxbb-odroidc2.dts | 10 ++++++++++ 1 file changed, 10 insertions(+) -- 2.20.1
