pinctrl: stm32: do not warn when 'st,package' is absent

Since the 'st,package' property is optional, outputting the "No package
detected" warning-level log when the property is absent is unsuitable.
Remove that log.
Signed-off-by: Fabien Dessenne <fabien.dessenne@foss.st.com>
Link: https://lore.kernel.org/r/20211008122454.617556-1-fabien.dessenne@foss.st.comSigned-off-by: Linus Walleij <linus.walleij@linaro.org>

drivers/pinctrl/stm32/pinctrl-stm32.c

@@ -1415,17 +1415,6 @@ static int stm32_pctrl_create_pins_tab(struct stm32_pinctrl *pctl,
 	return 0;
 }
 
-static void stm32_pctl_get_package(struct device_node *np,
-				   struct stm32_pinctrl *pctl)
-{
-	if (of_property_read_u32(np, "st,package", &pctl->pkg)) {
-		pctl->pkg = 0;
-		dev_warn(pctl->dev, "No package detected, use default one\n");
-	} else {
-		dev_dbg(pctl->dev, "package detected: %x\n", pctl->pkg);
-	}
-}
-
 int stm32_pctl_probe(struct platform_device *pdev)
 {
 	struct device_node *np = pdev->dev.of_node;
@@ -1473,8 +1462,9 @@ int stm32_pctl_probe(struct platform_device *pdev)
 	pctl->dev = dev;
 	pctl->match_data = match->data;
 
-	/*  get package information */
-	stm32_pctl_get_package(np, pctl);
+	/*  get optional package information */
+	if (!of_property_read_u32(np, "st,package", &pctl->pkg))
+		dev_dbg(pctl->dev, "package detected: %x\n", pctl->pkg);
 
 	pctl->pins = devm_kcalloc(pctl->dev, pctl->match_data->npins,
 				  sizeof(*pctl->pins), GFP_KERNEL);