pinctrl: sunxi: do not print error message for EPROBE_DEFER

Avoid printing an error message if getting a regulator fails with
EPROBE_DEFER.  This can happen if, for example, a regulator supplying
one of the main banks is controlled by a PL pin.

Signed-off-by: Mans Rullgard <mans@mansr.com>
Acked-by: Chen-Yu Tsai <wens@csie.org>
Link: https://lore.kernel.org/r/20220217131737.10931-1-mans@mansr.com
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

diff --git a/drivers/pinctrl/sunxi/pinctrl-sunxi.c b/drivers/pinctrl/sunxi/pinctrl-sunxi.c
index 80d6750..530c0f5 100644 (file)
--- a/drivers/pinctrl/sunxi/pinctrl-sunxi.c
+++ b/drivers/pinctrl/sunxi/pinctrl-sunxi.c
@@ -777,11 +777,10 @@ static int sunxi_pmx_request(struct pinctrl_dev *pctldev, unsigned offset)
 
        snprintf(supply, sizeof(supply), "vcc-p%c", 'a' + bank);
        reg = regulator_get(pctl->dev, supply);
-       if (IS_ERR(reg)) {
-               dev_err(pctl->dev, "Couldn't get bank P%c regulator\n",
-                       'A' + bank);
-               return PTR_ERR(reg);
-       }
+       if (IS_ERR(reg))
+               return dev_err_probe(pctl->dev, PTR_ERR(reg),
+                                    "Couldn't get bank P%c regulator\n",
+                                    'A' + bank);
 
        ret = regulator_enable(reg);
        if (ret) {