[PATCH 1/1 v1] cmd: gpio: Correct do_gpio() return value

[Tom Rini]

On Sun, Jan 05, 2020 at 08:10:56PM +0100, Luka Kovacic wrote:

> Use the correct return value in function do_gpio() and update
> commands documentation with the return values from command_ret_t enum.
> 
> CMD_RET_SUCCESS is returned on command success and CMD_RET_FAILURE is
> returned on command failure.
> 
> The command was returning the pin value, which caused confusion when
> debugging (#define DEBUG).
> 
> Signed-off-by: Luka Kovacic <luka.kovacic at sartura.hr>
> Tested-by: Robert Marko <robert.marko at sartura.hr>

Applied to u-boot/master, thanks!

-- 
Tom
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