problems with odroid c2 support with kernel 4.10 from master

Neil Armstrong narmstrong at baylibre.com
Thu Dec 29 01:05:28 PST 2016


On 12/28/2016 04:06 AM, Michał Zegan wrote:
> Hello.
> 
> I have kernel 4.10 from master, with most thing compiled as modules
> (personal preference), running on odroid c2.
> I am now in a basic/test initramfs with a shell and modules at hand,
> trying to load them.
> There seem to be few problems there with usb.
> Fixed regulator is now loaded. I load the phy-meson8b-usb2 first, then dwc2.
> I get so: note the errors at the beginning. usb0 does not start, usb1
> does start.
> c9000000.usb supply vusb_d not found, using dummy regulator
> c9000000.usb supply vusb_a not found, using dummy regulator
> phy phy-c0000000.phy.0: USB ID detect failed!
> phy phy-c0000000.phy.0: phy poweron failed --> -22
> dwc2: probe of c9000000.usb failed with error -22
> c9100000.usb supply vusb_d not found, using dummy regulator
> c9100000.usb supply vusb_a not found, using dummy regulator
> dwc2 c9100000.usb: DWC OTG Controller
> dwc2 c9100000.usb: new USB bus registered, assigned bus number 1
> dwc2 c9100000.usb: irq 20, io mem 0x00000000
> usb usb1: New USB device found, idVendor=1d6b, idProduct=0002
> usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1
> usb usb1: Product: DWC OTG Controller
> usb usb1: Manufacturer: Linux 4.10.0-rc1 dwc2_hsotg
> usb usb1: SerialNumber: c9100000.usb
> hub 1-0:1.0: USB hub found
> hub 1-0:1.0: 1 port detected
> 
> Also another thing: trying to load arm-scpi and things like cpufreq or
> hwmon modules for scpi, it seems scpi is not detected, not sure what is
> missing?

Is all this working using the default arm64 defconfig ?

Neil


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