[v4,10/12] ARM: dts: rk3228-evb: Enable the internal phy for gmac

Commit Message

David Wu Aug. 9, 2017, 12:13 p.m. UTC

This patch enables the internal phy for rk3228 evb board
by default.
To use the external 1000M phy on evb board, need to make
some switch of evb board to be on.

Signed-off-by: David Wu <[e-mail]>
---
 arch/arm/boot/dts/rk3228-evb.dts | 32 ++++++++++++++++++++++++++++++++
 1 file changed, 32 insertions(+)

Comments

Florian Fainelli Aug. 9, 2017, 10:50 p.m. UTC | #1

On August 9, 2017 5:13:19 AM PDT, David Wu <[e-mail]> wrote:
>This patch enables the internal phy for rk3228 evb board
>by default.
>To use the external 1000M phy on evb board, need to make
>some switch of evb board to be on.
>
>Signed-off-by: David Wu <[e-mail]>


LGTM

Reviewed-by: Florian Fainelli <[e-mail]>

Patch

diff --git a/arch/arm/boot/dts/rk3228-evb.dts b/arch/arm/boot/dts/rk3228-evb.dts
index 5883433..3784f26 100644
--- a/arch/arm/boot/dts/rk3228-evb.dts
+++ b/arch/arm/boot/dts/rk3228-evb.dts
@@ -50,6 +50,16 @@ 
 		device_type = "memory";
 		reg = <0x60000000 0x40000000>;
 	};
+
+	vcc_phy: vcc-phy-regulator {
+		compatible = "regulator-fixed";
+		enable-active-high;
+		regulator-name = "vcc_phy";
+		regulator-min-microvolt = <1800000>;
+		regulator-max-microvolt = <1800000>;
+		regulator-always-on;
+		regulator-boot-on;
+	};
 };
 
 &emmc {
@@ -60,6 +70,28 @@ 
 	status = "okay";
 };
 
+&gmac {
+	assigned-clocks = <&cru SCLK_MAC_SRC>;
+	assigned-clock-rates = <50000000>;
+	clock_in_out = "output";
+	phy-supply = <&vcc_phy>;
+	phy-mode = "rmii";
+	phy-handle = <&phy0>;
+	status = "okay";
+
+	mdio {
+		compatible = "snps,dwmac-mdio";
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		phy@0 {
+			compatible = "ethernet-phy-id1234.d400", "ethernet-phy-802.3-c22";
+			reg = <0>;
+			phy-is-internal;
+		};
+	};
+};
+
 &tsadc {
 	status = "okay";