[U-Boot] [PATCH v9 45/49] rockchip: gpio: Implement the get_function() method

[Simon Glass]

On 21 January 2016 at 19:44, Simon Glass <sjg at chromium.org> wrote:
> Provide this method so that 'gpio status' works fully. It now shows
> whether a pin is used for input, output or some other function.
>
> Signed-off-by: Simon Glass <sjg at chromium.org>
> ---
>
> Changes in v9: None
> Changes in v2: None
>
>  drivers/gpio/rk_gpio.c | 40 ++++++++++++++++++++++++++++++++++++----
>  1 file changed, 36 insertions(+), 4 deletions(-)

Applied to u-boot-rockchip.