pinctrl: Add RZ/A2 pin and gpio controller

Adds support for the pin and gpio controller found in R7S9210 (RZ/A2) SoCs.

Signed-off-by: Chris Brandt <[email protected]>
Reviewed-by: Jacopo Mondi <[email protected]>
Signed-off-by: Geert Uytterhoeven <[email protected]>
3 files changed