[U-Boot] [U-Boot, v3, 14/20] rockchip: pinctrl: Add rk322x gmac pinctrl support

[Philipp Tomsich]

> Set gmac pins iomux and rgmii tx pins to 12ma drive-strength,
> clean others to 2ma.
> 
> Signed-off-by: David Wu <david.wu at rock-chips.com>
> ---
> 
> Changes in v3:
> - adhere to the established way of writing this to avoid future confusion
> - use defined symbolic constants for drive-strength
> 
> Changes in v2:
> - New patch
> 
>  drivers/pinctrl/rockchip/pinctrl_rk322x.c | 148 ++++++++++++++++++++++++++++++
>  1 file changed, 148 insertions(+)
> 

Acked-by: Philipp Tomsich <philipp.tomsich at theobroma-systems.com>