[U-Boot-Users] USB Uboot on OSK5912

[Markus Klotzbücher]

"Shivdas Gujare" <shivdas.gujare at gmail.com> writes:

> I am working on getting USB-uboot working on OSK5912.
> from linux USB gadget "device controller drivers" (i.e.
> kernel/drivers/usb/gadget/) it looks like
> USB core for omap1510 and OSK5912 is same..But not sure, please confirm

No idea. You will have to RTFM.

> I done following steps.
> 1)make mrproper
> 2)make omap5912osk_config
> 3)go to include/configs/omap5912osk.h
>   and edit this file with following macros.
> .
> #define CONFIG_DOS_PARTITION  1
>
> #define CONFIG_USB_OHCI         1

Drop this. This would enable the old OHCI support.

> #define CONFIG_USB_OHCI_NEW             1
> #define CFG_USB_OHCI_MAX_ROOT_PORTS       1
> #define CFG_USB_OHCI_SLOT_NAME        "osk5912"
> #define CFG_USB_OHCI_REGS_BASE        0xfffba000
> #define CONFIG_USB_STORAGE 1
>
> #define CFG_USB_OHCI_BOARD_INIT 1
> #define CFG_USB_OHCI_CPU_INIT 1

You *might* have to implement these in order to enable power, clocks ...

> #define CONFIG_CMD_USB          1
>
> 4)after this, I am able to see USB command enabled on Uboot console.
>   but I am not able to see Mass-storage detected after inserting pendrive
> and doing "usb start"

You probably missed some initialization. Carefully check the
documentation of you CPU and implement it in the functions above.

> 5) from docs/README.generic_usb_ohci, It looks like usb_board_init/stop and
> usb_cpu_init/stop
>    functions are missing and needs to be implemented.

Exactly.

Best regards

Markus Klotzbuecher

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