mdio: mdio-mux-mmioreg: Use of_property_read_reg() to parse "reg"

Use the recently added of_property_read_reg() helper to get the
untranslated "reg" address value.

Signed-off-by: Rob Herring <robh@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/mdio/mdio-mux-mmioreg.c b/drivers/net/mdio/mdio-mux-mmioreg.c
index c02c9c6..09af150 100644 (file)
--- a/drivers/net/mdio/mdio-mux-mmioreg.c
+++ b/drivers/net/mdio/mdio-mux-mmioreg.c
@@ -140,14 +140,15 @@ static int mdio_mux_mmioreg_probe(struct platform_device *pdev)
         * set any bits outside of the 'mask'.
         */
        for_each_available_child_of_node(np, np2) {
-               iprop = of_get_property(np2, "reg", &len);
-               if (!iprop || len != sizeof(uint32_t)) {
+               u64 reg;
+
+               if (of_property_read_reg(np2, 0, &reg, NULL)) {
                        dev_err(&pdev->dev, "mdio-mux child node %pOF is "
                                "missing a 'reg' property\n", np2);
                        of_node_put(np2);
                        return -ENODEV;
                }
-               if (be32_to_cpup(iprop) & ~s->mask) {
+               if ((u32)reg & ~s->mask) {
                        dev_err(&pdev->dev, "mdio-mux child node %pOF has "
                                "a 'reg' value with unmasked bits\n",
                                np2);