ARM: dts: rockchip: Use rk3288 testout clock as refclk for rk628

hdmi2gvi 4kp60 case

Change-Id: I476f075f08ce1df5fa88aa54a52ffb716e49138f
Signed-off-by: Guochun Huang <hero.huang@rock-chips.com>

Author: rk-hgc

arch/arm/boot/dts/rk3288-evb-rk628-hdmi2gvi-avb.dts

@@ -69,10 +69,6 @@
 	enable-gpios = <&gpio7 2 GPIO_ACTIVE_LOW>;
 };
 
-&rk628_combtxphy {
-	status = "okay";
-};
-
 &firmware_android {
 	compatible = "android,firmware";
 	boot_devices = "ff0f0000.dwmmc";
@@ -111,6 +107,13 @@
 	};
 };
 
+&rk628 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&test_clkout>;
+	assigned-clocks = <&cru SCLK_TESTOUT_SRC>;
+	assigned-clock-parents = <&xin24m>;
+};
+
 &rk628_gvi {
 	pinctrl-names = "default";
 	pinctrl-0 = <&gvi_hpd_pins>, <&gvi_lock_pins>;
@@ -206,7 +209,22 @@
 	status = "okay";
 };
 
+&pinctrl {
+	test {
+		test_clkout: test-clkout {
+			rockchip,pins = <0 17 RK_FUNC_1 &pcfg_pull_none>;
+		};
+	};
+};
+
 &route_hdmi {
 	connect = <&vopb_out_rgb>;
 	status = "disabled";
 };
+
+&xin_osc0_func {
+	compatible = "fixed-factor-clock";
+	clocks = <&cru SCLK_TESTOUT>;
+	clock-mult = <1>;
+	clock-div = <1>;
+};