[U-Boot] [PATCH v10 00/35] phy: sunxi: Add Allwinner sun4i USB PHY

[Tom Rini <trini@konsulko.com>]

On Sun, Jun 17, 2018 at 11:13:23PM -0700, Vasily Khoruzhick wrote:
> On Sun, Jun 17, 2018 at 11:04 PM, Jagan Teki <jagannadh.teki@gmail.com> wrote:
> >> Do git pull and make sure you are at least at
> >> a715415bb5948c84cc44c601b193188990f7238b.
> >
> > Yes, I even tried on this, can't see any issue? Let me know If I still miss any.
> >
> > U-Boot 2018.07-rc1-00165-ga715415bb5 (Jun 18 2018 - 11:28:28 +0530)
> > Allwinner Technology
> >
> > CPU:   Allwinner A64 (SUN50I)
> > Model: BananaPi-M64
> > DRAM:  2 GiB
> > MMC:   SUNXI SD/MMC: 0, SUNXI SD/MMC: 1
> > Loading Environment from FAT... Unable to use mmc 1:3... Failed (-5)
> > In:    serial
> > Out:   serial
> > Err:   serial
> > Allwinner mUSB OTG (Peripheral)
> > Net:
> > Warning: usb_ether using MAC address from ROM
> > eth0: usb_ether
> > starting USB...
> > USB0:   USB EHCI 1.00
> > USB1:   USB OHCI 1.0
> > USB2:   USB EHCI 1.00
> > USB3:   USB OHCI 1.0
> > scanning bus 0 for devices... 1 USB Device(s) found
> > scanning bus 2 for devices... 4 USB Device(s) found
> >        scanning usb for storage devices... 0 Storage Device(s) found
> > Hit any key to stop autoboot:  0
> > => usb info
> > 1: Hub,  USB Revision 2.0
> >  - u-boot EHCI Host Controller
> >  - Class: Hub
> >  - PacketSize: 64  Configurations: 1
> >  - Vendor: 0x0000  Product 0x0000 Version 1.0
> >    Configuration: 1
> >    - Interfaces: 1 Self Powered 0mA
> >      Interface: 0
> >      - Alternate Setting 0, Endpoints: 1
> >      - Class Hub
> >      - Endpoint 1 In Interrupt MaxPacket 8 Interval 255ms
> >
> > 1: Hub,  USB Revision 2.0
> >  - u-boot EHCI Host Controller
> >  - Class: Hub
> >  - PacketSize: 64  Configurations: 1
> >  - Vendor: 0x0000  Product 0x0000 Version 1.0
> >    Configuration: 1
> >    - Interfaces: 1 Self Powered 0mA
> >      Interface: 0
> >      - Alternate Setting 0, Endpoints: 1
> >      - Class Hub
> >      - Endpoint 1 In Interrupt MaxPacket 8 Interval 255ms
> >
> > 2: Hub,  USB Revision 2.0
> >  -  USB 2.0 Hub
> >  - Class: Hub
> >  - PacketSize: 64  Configurations: 1
> >  - Vendor: 0x1a40  Product 0x0101 Version 1.17
> >    Configuration: 1
> >    - Interfaces: 1 Self Powered Remote Wakeup 100mA
> >      Interface: 0
> >      - Alternate Setting 0, Endpoints: 1
> >      - Class Hub
> >      - Endpoint 1 In Interrupt MaxPacket 1 Interval 12ms
> >
> > 3: Human Interface,  USB Revision 1.10
> >  -  Dell KB216 Wired Keyboard
> >  - Class: (from Interface) Human Interface
> >  - PacketSize: 8  Configurations: 1
> >  - Vendor: 0x413c  Product 0x2113 Version 1.8
> >    Configuration: 1
> >    - Interfaces: 2 Bus Powered Remote Wakeup 100mA
> >      Interface: 0
> >      - Alternate Setting 0, Endpoints: 1
> >      - Class Human Interface, Subclass: Boot Keyboard
> >      - Endpoint 1 In Interrupt MaxPacket 8 Interval 24ms
> >      Interface: 1
> >      - Alternate Setting 0, Endpoints: 1
> >      - Class Human Interface, Subclass: None
> >      - Endpoint 2 In Interrupt MaxPacket 8 Interval 48ms
> 
> Leave this one plugged in.
> 
> > 4: Human Interface,  USB Revision 2.0
> >  - Logitech USB Receiver
> >  - Class: (from Interface) Human Interface
> >  - PacketSize: 32  Configurations: 1
> >  - Vendor: 0x046d  Product 0xc52b Version 36.1
> >    Configuration: 1
> >    - Interfaces: 3 Bus Powered Remote Wakeup 98mA
> >    - String: "RQR24.01_B0023"
> >      Interface: 0
> >      - Alternate Setting 0, Endpoints: 1
> >      - Class Human Interface, Subclass: Boot Keyboard
> >      - Endpoint 1 In Interrupt MaxPacket 8 Interval 8ms
> >      Interface: 1
> >      - Alternate Setting 0, Endpoints: 1
> >      - Class Human Interface, Subclass: Boot Mouse
> >      - Endpoint 2 In Interrupt MaxPacket 8 Interval 2ms
> >      Interface: 2
> >      - Alternate Setting 0, Endpoints: 1
> >      - Class Human Interface, Subclass: None
> >      - Endpoint 3 In Interrupt MaxPacket 32 Interval 2ms
> 
> Unplug this one.
> 
> Make sure that you have CONFIG_USB_KEYBOARD in your config and then
> run 'usb reset' (or try booting Linux).

Yes, I would also like to see how this particular case works out.  It
seems quite possible that in some of the cases where Jagan's tests work
we might well be getting by with some previous (partial) initialization
being close-to-enough.

-- 
Tom
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