[U-Boot] [U-Boot, 3/3] rockchip: remove the hard coded uart iomux setting for px5 evb

[Philipp Tomsich]

> As the debug uart is marked as dm-pre-reloc, the pinctrl driver
> will handle the correct iomux setting.
> 
> Signed-off-by: Andy Yan <andy.yan at rock-chips.com>
> Acked-by: Philipp Tomsich <philipp.tomsich at theobroma-systems.com>
> Reviewed-by: Philipp Tomsich <philipp.tomsich at theobroma-systems.com>
> Reviewed-by: Simon Glass <sjg at chromium.org>
> ---
> 
>  board/rockchip/evb_px5/evb-px5.c | 24 ------------------------
>  1 file changed, 24 deletions(-)
> 

Applied to u-boot-rockchip, thanks!