arm64: dts: rockchip: rk3368-xikp: Enable dmc and dfi

Change-Id: Ic839a159b225b06dbb300268a6cd0a66fd9d83a9
Signed-off-by: Finley Xiao <finley.xiao@rock-chips.com>

Author: finley1226

arch/arm64/boot/dts/rockchip/rk3368-xikp.dts

@@ -253,6 +253,37 @@
 	logic-supply = <&vdd_logic>;
 };
 
+&dfi {
+	status = "okay";
+};
+
+&dmc {
+	status = "okay";
+	center-supply = <&vdd_logic>;
+	devfreq-events = <&dfi>;
+	upthreshold = <60>;
+	downdifferential = <20>;
+	system-status-freq = <
+		/*system status		freq(KHz)*/
+		SYS_STATUS_NORMAL	600000
+		SYS_STATUS_REBOOT	600000
+		SYS_STATUS_SUSPEND	240000
+		SYS_STATUS_VIDEO_1080P	240000
+		SYS_STATUS_VIDEO_4K	600000
+		SYS_STATUS_PERFORMANCE	600000
+		SYS_STATUS_BOOST	396000
+		SYS_STATUS_DUALVIEW	600000
+		SYS_STATUS_ISP		528000
+	>;
+	vop-bw-dmc-freq = <
+	/* min_bw(MB/s) max_bw(MB/s) freq(KHz) */
+		0       531      240000
+		532     99999    396000
+	>;
+	auto-min-freq = <240000>;
+	auto-freq-en = <1>;
+};
+
 &rockchip_suspend {
 	status = "okay";
 	rockchip,sleep-mode-config = <