[U-Boot] [PATCH] fastboot: Add USB cable detect check
Lukasz Majewski
l.majewski at samsung.com
Thu Jan 29 09:28:27 CET 2015
Hi Rob,
> Add a check for USB cable attached and only enter fastboot when a
> cable is attached.
>
> Signed-off-by: Rob Herring <robh at kernel.org>
> ---
> common/cmd_fastboot.c | 6 ++++++
> 1 file changed, 6 insertions(+)
>
> diff --git a/common/cmd_fastboot.c b/common/cmd_fastboot.c
> index b72f4f3..346ab80 100644
> --- a/common/cmd_fastboot.c
> +++ b/common/cmd_fastboot.c
> @@ -20,6 +20,12 @@ static int do_fastboot(cmd_tbl_t *cmdtp, int flag,
> int argc, char *const argv[]) if (ret)
> return ret;
>
> + if (!g_dnl_board_usb_cable_connected()) {
> + puts("\rUSB cable not detected.\n" \
> + "Command exit.\n");
> + return CMD_RET_FAILURE;
> + }
> +
> while (1) {
> if (g_dnl_detach())
> break;
Reviewed-by: Lukasz Majewski <l.majewski at samsung.com>
--
Best regards,
Lukasz Majewski
Samsung R&D Institute Poland (SRPOL) | Linux Platform Group
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