ARM: dts: rockchip: rk3288-evb-android-rk808-edp: Remove unused property

Change-Id: I4c38e5b51b7f6d98e59e4eebd3722c070aad1f2d
Signed-off-by: Wyon Bi <bivvy.bi@rock-chips.com>

Author: bivvy

arch/arm/boot/dts/rk3288-evb-android-rk808-edp.dtsi

@@ -77,12 +77,10 @@
 	compatible = "simple-panel";
 	backlight = <&backlight>;
 	enable-gpios = <&gpio7 4 GPIO_ACTIVE_HIGH>;
-	enable-delay-ms = <120>;
-	pinctrl-0 = <&lcd_cs>;
-	power-supply = <&vcc_lcd>;
+	prepare-delay-ms = <120>;
 	status = "okay";
 
-	disp_timings: display-timings {
+	display-timings {
 		native-mode = <&timing0>;
 
 		timing0: timing0 {
@@ -288,8 +286,6 @@
 			vcc_sd: SWITCH_REG1 {
 				regulator-always-on;
 				regulator-boot-on;
-				regulator-min-microvolt = <3300000>;
-				regulator-max-microvolt = <3300000>;
 				regulator-name = "vcc_sd";
 				regulator-state-mem {
 					regulator-off-in-suspend;
@@ -299,8 +295,6 @@
 			vcc_lcd: SWITCH_REG2 {
 				regulator-always-on;
 				regulator-boot-on;
-				regulator-min-microvolt = <3300000>;
-				regulator-max-microvolt = <3300000>;
 				regulator-name = "vcc_lcd";
 				regulator-state-mem {
 					regulator-off-in-suspend;