On Tue, Nov 14, 2017 at 09:00:56AM +0100, Oleksij Rempel wrote:
> if we optimize barebox for speed, then we can't use usbgadget autostart,
> which would set otg.mode automatically.
> Provide an option for usbgadget command to set otg.mode.
>
> Signed-off-by: Oleksij Rempel <o.rempel@xxxxxxxxxxxxxx>
> ---
> commands/usbgadget.c | 12 ++++++++++--
> 1 file changed, 10 insertions(+), 2 deletions(-)
>
> diff --git a/commands/usbgadget.c b/commands/usbgadget.c
> index 507871edd2..e5109f99cb 100644
> --- a/commands/usbgadget.c
> +++ b/commands/usbgadget.c
> @@ -34,15 +34,19 @@ static int do_usbgadget(int argc, char *argv[])
> {
> int opt, ret;
> int acm = 1, create_serial = 0, fastboot_set = 0, fastboot_export_bbu = 0;
> + int usb_mode_set = 0;
> const char *fastboot_opts = NULL, *dfu_opts = NULL;
> struct f_multi_opts *opts;
>
> - while ((opt = getopt(argc, argv, "asdA::D:b")) > 0) {
> + while ((opt = getopt(argc, argv, "amsdA::D:b")) > 0) {
> switch (opt) {
> case 'a':
> acm = 1;
> create_serial = 1;
> break;
> + case 'm':
> + usb_mode_set = 1;
> + break;
> case 's':
> acm = 0;
> create_serial = 1;
> @@ -101,6 +105,9 @@ static int do_usbgadget(int argc, char *argv[])
> opts->create_acm = acm;
> }
>
> + if (usb_mode_set)
> + setenv("otg.mode", "peripheral");
> +
I introduced this otg device since I needed some way to switch otg to the
different modes specifically on i.MX. It was not meant as a general concept,
I'm thus a bit reluctant to put this into different commands.
Sascha
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