[U-Boot] [PATCH 3/3] digsy MTC: Add 'mtc' command.

[Detlev Zundel <dzu@denx.de>]

Hi Grzegorz,

> New command allows to:
>  o check FW version
>  o set LED status
>  o set digital output status
>  o get digital input status
>
> Signed-off-by: Grzegorz Bernacki <gjb@semihalf.com>
> ---
>  board/digsy_mtc/Makefile  |    2 +-
>  board/digsy_mtc/cmd_mtc.c |  287 +++++++++++++++++++++++++++++++++++++++++++++
>  board/digsy_mtc/cmd_mtc.h |   60 ++++++++++
>  3 files changed, 348 insertions(+), 1 deletions(-)
>  create mode 100644 board/digsy_mtc/cmd_mtc.c
>  create mode 100644 board/digsy_mtc/cmd_mtc.h

[...]

> +int cmd_mtc(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
> +{
> +	int err = 0;
> +
> +	if (argc > 1) {
> +		if (strncmp(argv[1], "led", 3) == 0)
> +			err = subcmd_led(cmdtp, flag, argc, argv);
> +		else if (strncmp(argv[1], "key", 3) == 0)
> +			err = subcmd_key(cmdtp, flag, argc, argv);
> +		else if (strncmp(argv[1], "version", 7) == 0)
> +			err = subcmd_version(cmdtp, flag, argc, argv);
> +		else if (strncmp(argv[1], "appreg", 6) == 0)
> +			err = subcmd_appreg(cmdtp, flag, argc, argv);
> +		else if (strncmp(argv[1], "digin", 5) == 0)
> +			err = subcmd_digin(cmdtp, flag, argc, argv);
> +		else if (strncmp(argv[1], "digout", 6) == 0)
> +			err = subcmd_digout(cmdtp, flag, argc, argv);
> +		else {
> +			printf("Usage:\n%s\n", cmdtp->help);
> +			err = 1;
> +		}
> +	} else {
> +		printf("Usage:\n%s\n", cmdtp->help);
> +		err = 1;
> +	}
> +
> +	return err;
> +}

Please use your own cmd_tblt_t to implement sub-commands re-using
existing infrastructure.  Check board/inka4x0/inkadiag.c for an example.

Cheers
  Detlev

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