From: Jacob Chen <jacob2.chen@rock-chips.com>
Date: Thu, 7 Jul 2016 01:22:49 +0000 (+0800)
Subject: ARM: dts: rockchip: enable gmac for evb rk3288
X-Git-Tag: firefly_0821_release~2195
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=cbfbbeb1a73375f00c0c4fa43ba638bd35d505e3;p=firefly-linux-kernel-4.4.55.git

ARM: dts: rockchip: enable gmac for evb rk3288

Change-Id: Ib1fa841da0d5b08f5fe7967a8365b4d7467ca8de
Signed-off-by: Jacob Chen <jacob2.chen@rock-chips.com>
---

diff --git a/arch/arm/boot/dts/rk3288-evb.dtsi b/arch/arm/boot/dts/rk3288-evb.dtsi
index 32ccc86af502..dedc354bdbbd 100644
--- a/arch/arm/boot/dts/rk3288-evb.dtsi
+++ b/arch/arm/boot/dts/rk3288-evb.dtsi
@@ -111,6 +111,13 @@
 		status = "disabled";
 	};
 
+	ext_gmac: external-gmac-clock {
+		compatible = "fixed-clock";
+		clock-frequency = <125000000>;
+		clock-output-names = "ext_gmac";
+		#clock-cells = <0>;
+	};
+
 	gpio-keys {
 		compatible = "gpio-keys";
 		#address-cells = <1>;
@@ -212,6 +219,22 @@
 	vqmmc-supply = <&vccio_sd>;
 };
 
+&gmac {
+	phy-supply = <&vcc_phy>;
+	phy-mode = "rgmii";
+	clock_in_out = "input";
+	snps,reset-gpio = <&gpio4 7 0>;
+	snps,reset-active-low;
+	snps,reset-delays-us = <0 10000 1000000>;
+	assigned-clocks = <&cru SCLK_MAC>;
+	assigned-clock-parents = <&ext_gmac>;
+	pinctrl-names = "default";
+	pinctrl-0 = <&rgmii_pins>;
+	tx_delay = <0x30>;
+	rx_delay = <0x10>;
+	status = "ok";
+};
+
 &edp_phy {
 	status = "okay";
 };