[RFC][PATCH 2/2 v2] arm: dts: qcom: apq8064-nexus7: Add DSI and panel nodes

[John Stultz]

Add DSI and panel nodes to get graphics up and running
on the Nexus7.

This still depends on the panel driver being present
along with the rpmclk code.

Feedback would be greatly appreciated!

Cc: Archit Taneja <architt at codeaurora.org>
Cc: vinay simha <vinaysimha at inforcecomputing.com>
Cc: andy.gross at linaro.org
Cc: robdclark at gmail.com
Cc: linux-arm-msm at vger.kernel.org
Cc: dri-devel at lists.freedesktop.org
Signed-off-by: John Stultz <john.stultz at linaro.org>
---
v2: Integrated cleanups from Vinay and Archit

 arch/arm/boot/dts/qcom-apq8064-asus-nexus7-flo.dts | 63 +++++++++++++++++++++-
 1 file changed, 61 insertions(+), 2 deletions(-)

diff --git a/arch/arm/boot/dts/qcom-apq8064-asus-nexus7-flo.dts b/arch/arm/boot/dts/qcom-apq8064-asus-nexus7-flo.dts
index ff856c3..7637092 100644
--- a/arch/arm/boot/dts/qcom-apq8064-asus-nexus7-flo.dts
+++ b/arch/arm/boot/dts/qcom-apq8064-asus-nexus7-flo.dts
@@ -99,6 +99,7 @@
 				l2 {
 					regulator-min-microvolt = <1200000>;
 					regulator-max-microvolt = <1200000>;
+					regulator-always-on;
 				};
 
 				/* msm_otg-HSUSB_3p3 */
@@ -133,13 +134,14 @@
 					regulator-min-microvolt = <3000000>;
 					regulator-max-microvolt = <3000000>;
 					bias-pull-down;
+					regulator-always-on;
 				};
 
 				/* pwm_power for backlight */
 				l17 {
 					regulator-min-microvolt = <3000000>;
-					regulator-max-microvolt = <3600000>;
-					bias-pull-down;
+					regulator-max-microvolt = <3000000>;
+					regulator-always-on;
 				};
 
 				/* camera, qdsp6 */
@@ -184,6 +186,63 @@
 			};
 		};
 
+		mdp at 5100000 {
+			status = "okay";
+			ports {
+				port at 1 {
+					mdp_dsi1_out: endpoint {
+						remote-endpoint = <&dsi0_in>;
+					};
+				};
+			};
+		};
+
+		dsi0: mdss_dsi at 4700000 {
+			status = "okay";
+			vdda-supply = <&pm8921_l2>;/*VDD_MIPI1 to 4*/
+			vdd-supply = <&pm8921_l8>;
+			vddio-supply = <&pm8921_lvs7>;
+			avdd-supply = <&pm8921_l11>;
+			vcss-supply = <&ext_3p3v>;
+
+			panel at 0 {
+				reg = <0>;
+				compatible = "jdi,lt070me05000";
+
+				vddp-supply = <&pm8921_l17>;
+				iovcc-supply = <&pm8921_lvs7>;
+
+				enable-gpios = <&pm8921_gpio 36 GPIO_ACTIVE_HIGH>;
+				reset-gpios = <&tlmm_pinmux 54 GPIO_ACTIVE_LOW>;
+				dcdc-en-gpios = <&pm8921_gpio 23 GPIO_ACTIVE_HIGH>;
+
+				port {
+					panel_in: endpoint {
+						remote-endpoint = <&dsi0_out>;
+					};
+				};
+			};
+			ports {
+				port at 0 {
+					dsi0_in: endpoint {
+						remote-endpoint = <&mdp_dsi1_out>;
+					};
+				};
+
+				port at 1 {
+					dsi0_out: endpoint {
+						remote-endpoint = <&panel_in>;
+						data-lanes = <0 1 2 3>;
+					};
+				};
+			};
+		};
+
+		dsi-phy at 4700200 {
+			status = "okay";
+			vddio-supply = <&pm8921_lvs7>;/*VDD_PLL2_1 to 7*/
+		};
+
 		gsbi at 16200000 {
 			status = "okay";
 			qcom,mode = <GSBI_PROT_I2C>;
-- 
1.9.1