ARM: davinci: da850: add DT node for mdio device

Add mdio device tree node information to da850 by
providing register details and bus frequency of mdio.

Signed-off-by: Lad, Prabhakar <prabhakar.csengg@gmail.com>
Signed-off-by: Sekhar Nori <nsekhar@ti.com>

2 files changed, 19 insertions, 0 deletions

diff --git a/arch/arm/boot/dts/da850-evm.dts b/arch/arm/boot/dts/da850-evm.dts
index 5bce7cc55cf3..1f8cfdd50da1 100644
--- a/arch/arm/boot/dts/da850-evm.dts
+++ b/arch/arm/boot/dts/da850-evm.dts
@@ -90,6 +90,12 @@
                                 };
                         };
                 };
+                mdio: mdio@1e24000 {
+                        status = "okay";
+                        pinctrl-names = "default";
+                        pinctrl-0 = <&mdio_pins>;
+                        bus_freq = <2200000>;
+                };
         };
         nand_cs3@62000000 {
                 status = "okay";
diff --git a/arch/arm/boot/dts/da850.dtsi b/arch/arm/boot/dts/da850.dtsi
index d70ba5504481..33306f2760a3 100644
--- a/arch/arm/boot/dts/da850.dtsi
+++ b/arch/arm/boot/dts/da850.dtsi
@@ -125,6 +125,13 @@
                                         0x14 0x00000010 0x000000f0
                                 >;
                         };
+                        mdio_pins: pinmux_mdio_pins {
+                                pinctrl-single,bits = <
+                                        /* MDIO_CLK, MDIO_D */
+                                        0x10 0x00000088 0x000000ff
+                                >;
+                        };
+
                 };
                 serial0: serial@1c42000 {
                         compatible = "ns16550a";
@@ -216,6 +223,12 @@
                         interrupts = <56>;
                         status = "disabled";
                 };
+                mdio: mdio@1e24000 {
+                        compatible = "ti,davinci_mdio";
+                        #address-cells = <1>;
+                        #size-cells = <0>;
+                        reg = <0x224000 0x1000>;
+                };
         };
         nand_cs3@62000000 {
                 compatible = "ti,davinci-nand";