pinctrl: sunxi: sunxi_pconf_set: use correct offset

Some Allwinner SoCs have 2 pinctrls (PIO and R_PIO).
Previous implementation used absolute pin numbering and it was incorrect
for R_PIO pinctrl.
It's necessary to take into account the base pin number.

Fixes: 90be64e ("pinctrl: sunxi: implement pin_config_set")
Signed-off-by: Andrei Lalaev <[email protected]>
Reviewed-by: Samuel Holland <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Linus Walleij <[email protected]>

Author: AndreyLalaev

drivers/pinctrl/sunxi/pinctrl-sunxi.c

@@ -544,6 +544,8 @@ static int sunxi_pconf_set(struct pinctrl_dev *pctldev, unsigned pin,
 	struct sunxi_pinctrl *pctl = pinctrl_dev_get_drvdata(pctldev);
 	int i;
 
+	pin -= pctl->desc->pin_base;
+
 	for (i = 0; i < num_configs; i++) {
 		enum pin_config_param param;
 		unsigned long flags;