diff --git a/drivers/pinctrl/bcm/pinctrl-iproc-gpio.c b/drivers/pinctrl/bcm/pinctrl-iproc-gpio.c
index 8c353676f2af..e20f7dc79d43 100644
--- a/drivers/pinctrl/bcm/pinctrl-iproc-gpio.c
+++ b/drivers/pinctrl/bcm/pinctrl-iproc-gpio.c
@@ -868,7 +868,7 @@ static int iproc_gpio_probe(struct platform_device *pdev)
 	gc->set = iproc_gpio_set;
 	gc->get = iproc_gpio_get;
 
-	chip->pinmux_is_supported = of_property_read_bool(dev->of_node,
+	chip->pinmux_is_supported = of_property_present(dev->of_node,
 							"gpio-ranges");
 
 	/* optional GPIO interrupt support */
diff --git a/drivers/pinctrl/pinctrl-mcp23s08_spi.c b/drivers/pinctrl/pinctrl-mcp23s08_spi.c
index 54f61c8cb1c0..76d4c135db11 100644
--- a/drivers/pinctrl/pinctrl-mcp23s08_spi.c
+++ b/drivers/pinctrl/pinctrl-mcp23s08_spi.c
@@ -143,13 +143,13 @@ static int mcp23s08_probe(struct spi_device *spi)
 	unsigned int addr;
 	int chips;
 	int ret;
-	u32 v;
+	u8 v;
 
 	info = spi_get_device_match_data(spi);
 
-	ret = device_property_read_u32(dev, "microchip,spi-present-mask", &v);
+	ret = device_property_read_u8(dev, "microchip,spi-present-mask", &v);
 	if (ret) {
-		ret = device_property_read_u32(dev, "mcp,spi-present-mask", &v);
+		ret = device_property_read_u8(dev, "mcp,spi-present-mask", &v);
 		if (ret) {
 			dev_err(dev, "missing spi-present-mask");
 			return ret;