[U-Boot] [PATCH v2 2/4] fastboot: call board_usb_init() to enable usb

[Lukasz Majewski]

On Sat, 14 Mar 2015 00:58:51 +0530
Dileep Katta <dileep.katta at linaro.org> wrote:

> Hi Lukasz,
> 
> On 13 March 2015 at 13:23, Lukasz Majewski <l.majewski at samsung.com>
> wrote:
> 
> > Hi Dileep,
> >
> > > g_dnl_gadget_register() fails for dra7xx dwc3 gadget when running
> > > cmd_fastboot. Calling board_usb_init() to fix this.
> > > fastboot command is now added with an optional controller index
> > > argument with default value as 0, to facilitate configurable
> > > controller index.
> > >
> > > Signed-off-by: Angela Stegmaier <angelabaker at ti.com>
> > > Signed-off-by: Dileep Katta <dileep.katta at linaro.org>
> > > ---
> > > Changes in v2:
> > >       - Changed fastboot command to facilitate passing controller
> > > index
> > >       - Added board_usb_cleanup()
> > > This patch considers the following change by Inha Song, without
> > > which the build will be broken on BeagleBone Black platform
> > >       https://patchwork.ozlabs.org/patch/430303/
> > >
> > >  common/cmd_fastboot.c | 15 ++++++++++++---
> > >  1 file changed, 12 insertions(+), 3 deletions(-)
> > >
> > > diff --git a/common/cmd_fastboot.c b/common/cmd_fastboot.c
> > > index 346ab80..9ca4a2f 100644
> > > --- a/common/cmd_fastboot.c
> > > +++ b/common/cmd_fastboot.c
> > > @@ -10,11 +10,19 @@
> > >  #include <common.h>
> > >  #include <command.h>
> > >  #include <g_dnl.h>
> > > +#include <usb.h>
> > >
> > >  static int do_fastboot(cmd_tbl_t *cmdtp, int flag, int argc, char
> > > *const argv[]) {
> > >       int ret;
> > > +     int controller_index = 0;
> > >
> > > +     if (argc == 2) {
> > > +             char *usb_controller = argv[1];
> > > +             controller_index = simple_strtoul(usb_controller,
> > > NULL, 0);
> > > +     }
> > > +
> > > +     board_usb_init(controller_index, USB_INIT_DEVICE);
> > >       g_dnl_clear_detach();
> > >       ret = g_dnl_register("usb_dnl_fastboot");
> > >       if (ret)
> > > @@ -36,12 +44,13 @@ static int do_fastboot(cmd_tbl_t *cmdtp, int
> > > flag, int argc, char *const argv[])
> > >       g_dnl_unregister();
> > >       g_dnl_clear_detach();
> > > +     board_usb_cleanup(controller_index, USB_INIT_DEVICE);
> > >       return CMD_RET_SUCCESS;
> > >  }
> > >
> > >  U_BOOT_CMD(
> > > -     fastboot,       1,      0,      do_fastboot,
> > > +     fastboot,       2,      0,      do_fastboot,
> > >       "use USB Fastboot protocol",
> > > -     "\nLukasz Majewski <l.majewski at samsung.com>"
> > > -     "    - run as a fastboot usb device"
> > > +     "[<USB_controller>]\n"
> > > +     "    - run as a fastboot usb device via <USB_controller>"
> > >  );
> >
> > Acked-by: Lukasz Majewski <l.majewski at samsung.com>
> >
> > Since I'm not CC'ed to all patches, I assume that this work would go
> > via other tree?
> >
> Other patches are TI board specific and I am working on next version
> of the patches as per the review comments.
> I felt that this is generic functionality and hence sent it
> separately. Do you want me send all patches?

No, it is not necessary. Regarding above, I assume that Tom will
probably fetch those patches.

I was just concern about tree to which this patch should belong.

Regards,
Lukasz

> 
> Regards, Dileep
> 
> >
> > --
> > Best regards,
> >
> > Lukasz Majewski
> >
> > Samsung R&D Institute Poland (SRPOL) | Linux Platform Group
> >
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