S805/S812 Device Tree upstreaming (was: Testing.)

[Oleg]

> you have to play around and see whether you need "enable-active-high;"
> or not (depends on the original .dts / Amlogic kernel implementation)
>
> Additionally you need to add "phy-supply = <&usb_vbus>;" to the
> usb0_phy node - otherwise the PHY does not know that it has to enable
> the usb_vbus regulator.
>
>
> Regards,
> Martin
Hi.
I tried several different options.
The result is about the same.


[    5.714478] tegra-ehci: Tegra EHCI driver
[    5.718461] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
[    5.724554] ohci-pci: OHCI PCI platform driver
[    5.728986] ohci-platform: OHCI generic platform driver
[    5.734256] ohci-omap3: OHCI OMAP3 driver
[    5.738217] SPEAr-ohci: OHCI SPEAr driver
[    5.742204] ohci-st: OHCI STMicroelectronics driver
[    5.747077] ohci-atmel: OHCI Atmel driver
[    5.751365] usbcore: registered new interface driver usb-storage
[    5.759402] i2c /dev entries driver
[    5.765797] meson_wdt c1109900.watchdog: Watchdog enabled (timeout=8 
sec, nowayout=0)
[    5.770002] sdhci: Secure Digital Host Controller Interface driver
[    5.774398] sdhci: Copyright(c) Pierre Ossman
[    5.779584] Synopsys Designware Multimedia Card Interface Driver
[    5.786645] sdhci-pltfm: SDHCI platform and OF driver helper
[    5.791544] of_pwm_get(): PWM chip not found
[    5.794619] leds_pwm pwmleds: unable to request PWM for 
m8s:blue:power: -517
[    5.801821] ledtrig-cpu: registered to indicate activity on CPUs
[    5.807847] usbcore: registered new interface driver usbhid
[    5.813133] usbhid: USB HID core driver
[    5.874177] NET: Registered protocol family 10
[    5.874892] Segment Routing with IPv6
[    5.876682] sit: IPv6, IPv4 and MPLS over IPv4 tunneling driver
[    5.883038] NET: Registered protocol family 17
[    5.886958] can: controller area network core (rev 20120528 abi 9)
[    5.893167] NET: Registered protocol family 29
[    5.897529] can: raw protocol (rev 20120528)
[    5.901775] can: broadcast manager protocol (rev 20161123 t)
[    5.907424] can: netlink gateway (rev 20130117) max_hops=1
[    5.913163] Key type dns_resolver registered
[    5.917401] ThumbEE CPU extension supported.
[    5.921369] Registering SWP/SWPB emulation handler
[    5.927806] Btrfs loaded, crc32c=crc32c-generic
[    5.935944] dwc2 c9040000.usb: c9040000.usb supply vusb_d not found, 
using dummy regulator
[    5.938931] dwc2 c9040000.usb: c9040000.usb supply vusb_a not found, 
using dummy regulator
[    5.948296] phy phy-c1108800.phy.0: USB ID detect failed!
[    5.952506] phy phy-c1108800.phy.0: phy poweron failed --> -22
[    5.958424] dwc2: probe of c9040000.usb failed with error -22
[    5.965482] dwc2 c90c0000.usb: c90c0000.usb supply vusb_d not found, 
using dummy regulator
[    5.972288] dwc2 c90c0000.usb: c90c0000.usb supply vusb_a not found, 
using dummy regulator
[    6.112633] dwc2 c90c0000.usb: DWC OTG Controller
[    6.112703] dwc2 c90c0000.usb: new USB bus registered, assigned bus 
number 1
[    6.118756] dwc2 c90c0000.usb: irq 23, io mem 0xc90c0000
[    6.124706] hub 1-0:1.0: USB hub found
[    6.127775] hub 1-0:1.0: 1 port detected
[    6.136994] of_pwm_get(): PWM chip not found
[    6.137048] leds_pwm pwmleds: unable to request PWM for 
m8s:blue:power: -517
[    6.143362] hctosys: unable to open rtc device (rtc0)
[    6.148218] VCC3V3: disabling
[    6.150894] USB0_VBUS: disabling
[    6.156075] Freeing unused kernel memory: 2048K
[    6.552575] usb 1-1: new high-speed USB device number 2 using dwc2
[    6.762552] usb 1-1: device descriptor read/64, error -32
[    7.092974] usb 1-1: device descriptor read/64, error -32
[    7.422513] usb 1-1: new high-speed USB device number 3 using dwc2
[    7.632505] usb 1-1: device descriptor read/64, error -32
[    7.962503] usb 1-1: device descriptor read/64, error -32
[    8.292515] usb 1-1: new high-speed USB device number 4 using dwc2
[    8.732504] usb 1-1: device not accepting address 4, error -32
[    8.942503] usb 1-1: new high-speed USB device number 5 using dwc2
[    9.382504] usb 1-1: device not accepting address 5, error -32
[    9.382735] usb usb1-port1: unable to enumerate USB device
[  133.322520] random: crng init done



I tried to run the image without a INITRD. Got a kernel panic.


     5.587299] ThumbEE CPU extension supported.
[    5.591346] Registering SWP/SWPB emulation handler
[    5.597785] Btrfs loaded, crc32c=crc32c-generic
[    5.605922] dwc2 c9040000.usb: c9040000.usb supply vusb_d not found, 
using dummy regulator
[    5.608891] dwc2 c9040000.usb: c9040000.usb supply vusb_a not found, 
using dummy regulator
[    5.618271] phy phy-c1108800.phy.0: USB ID detect failed!
[    5.622465] phy phy-c1108800.phy.0: phy poweron failed --> -22
[    5.628412] dwc2: probe of c9040000.usb failed with error -22
[    5.635451] dwc2 c90c0000.usb: c90c0000.usb supply vusb_d not found, 
using dummy regulator
[    5.642271] dwc2 c90c0000.usb: c90c0000.usb supply vusb_a not found, 
using dummy regulator
[    5.782627] dwc2 c90c0000.usb: DWC OTG Controller
[    5.782696] dwc2 c90c0000.usb: new USB bus registered, assigned bus 
number 1
[    5.788748] dwc2 c90c0000.usb: irq 23, io mem 0xc90c0000
[    5.794694] hub 1-0:1.0: USB hub found
[    5.797768] hub 1-0:1.0: 1 port detected
[    5.806231] hctosys: unable to open rtc device (rtc0)
[    5.806943] VCC3V3: disabling
[    5.809619] USB0_VBUS: disabling
[    5.813139] VFS: Cannot open root device "LABEL=ROOTFS" or 
unknown-block(0,0): error -6
[    5.820800] Please append a correct "root=" boot option; here are the 
available partitions:
[    5.829154] 0100           65536 ram0
[    5.829157]  (driver?)
[    5.835194] 0101           65536 ram1
[    5.835197]  (driver?)
[    5.841260] 0102           65536 ram2
[    5.841262]  (driver?)
[    5.847328] 0103           65536 ram3
[    5.847330]  (driver?)
[    5.853404] 0104           65536 ram4
[    5.853407]  (driver?)
[    5.859463] 0105           65536 ram5
[    5.859465]  (driver?)
[    5.865530] 0106           65536 ram6
[    5.865533]  (driver?)
[    5.871598] 0107           65536 ram7
[    5.871600]  (driver?)
[    5.877666] 0108           65536 ram8
[    5.877669]  (driver?)
[    5.883742] 0109           65536 ram9
[    5.883744]  (driver?)
[    5.889802] 010a           65536 ram10
[    5.889804]  (driver?)
[    5.895956] 010b           65536 ram11
[    5.895959]  (driver?)
[    5.902110] 010c           65536 ram12
[    5.902113]  (driver?)
[    5.908265] 010d           65536 ram13
[    5.908268]  (driver?)
[    5.914427] 010e           65536 ram14
[    5.914430]  (driver?)
[    5.920574] 010f           65536 ram15
[    5.920576]  (driver?)
[    5.926735] Kernel panic - not syncing: VFS: Unable to mount root fs 
on unknown-block(0,0)
[    5.934965] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 4.11.0+ #6
[    5.940941] Hardware name: Amlogic Meson platform
[    5.945644] [<c03105b8>] (unwind_backtrace) from [<c030bb10>] 
(show_stack+0x10/0x14)
[    5.953346] [<c030bb10>] (show_stack) from [<c07f562c>] 
(dump_stack+0x88/0x9c)
[    5.960542] [<c07f562c>] (dump_stack) from [<c03d3c28>] 
(panic+0xdc/0x268)
[    5.967392] [<c03d3c28>] (panic) from [<c1401218>] 
(mount_block_root+0x198/0x270)
[    5.974842] [<c1401218>] (mount_block_root) from [<c1401500>] 
(mount_root+0x124/0x12c)
[    5.982729] [<c1401500>] (mount_root) from [<c1401684>] 
(prepare_namespace+0x17c/0x1c4)
[    5.990704] [<c1401684>] (prepare_namespace) from [<c1400e50>] 
(kernel_init_freeable+0x1dc/0x1ec)
[    5.999548] [<c1400e50>] (kernel_init_freeable) from [<c0e80254>] 
(kernel_init+0x8/0x110)
[    6.007697] [<c0e80254>] (kernel_init) from [<c0307db8>] 
(ret_from_fork+0x14/0x3c)
[    6.015242] ---[ end Kernel panic - not syncing: VFS: Unable to mount 
root fs on unknown-block(0,0)



I have a suggestion that the reason for the stop run mine the not 
correct Assembly of the image.
I can see the log of system start-up do You have ?
What image are You using ?