ARM: tegra: roth: add display DT node

Tegra DSI support has been fixed to support continuous clock behavior that
the panel used on SHIELD requires, so finally add its device tree node
since it is functional.

Signed-off-by: Alexandre Courbot <acourbot@nvidia.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>

1 files changed, 19 insertions, 3 deletions

diff --git a/arch/arm/boot/dts/tegra114-roth.dts b/arch/arm/boot/dts/tegra114-roth.dts
index ba210c6e189f..c7c6825f11fb 100644
--- a/arch/arm/boot/dts/tegra114-roth.dts
+++ b/arch/arm/boot/dts/tegra114-roth.dts
@@ -28,6 +28,22 @@
                 reg = <0x80000000 0x79600000>;
         };
 
+        host1x@50000000 {
+                dsi@54300000 {
+                        status = "okay";
+
+                        vdd-supply = <&vdd_1v2_ap>;
+
+                        panel@0 {
+                                compatible = "lg,lh500wx1-sd03";
+                                reg = <0>;
+
+                                power-supply = <&vdd_lcd>;
+                                backlight = <&backlight>;
+                        };
+                };
+        };
+
         pinmux@70000868 {
                 pinctrl-names = "default";
                 pinctrl-0 = <&state_default>;
@@ -811,7 +827,6 @@
                                                 regulator-name = "vdd-1v8";
                                                 regulator-min-microvolt = <1800000>;
                                                 regulator-max-microvolt = <1800000>;
-                                                regulator-always-on;
                                                 regulator-boot-on;
                                         };
 
@@ -858,10 +873,11 @@
                                                 regulator-name = "vdd-2v8-display";
                                                 regulator-min-microvolt = <2800000>;
                                                 regulator-max-microvolt = <2800000>;
+                                                regulator-always-on;
                                                 regulator-boot-on;
                                         };
 
-                                        ldo3 {
+                                        vdd_1v2_ap: ldo3 {
                                                 regulator-name = "avdd-1v2";
                                                 regulator-min-microvolt = <1200000>;
                                                 regulator-max-microvolt = <1200000>;
@@ -1048,7 +1064,7 @@
                         regulator-boot-on;
                 };
 
-                regulator@1 {
+                vdd_lcd: regulator@1 {
                         compatible = "regulator-fixed";
                         reg = <1>;
                         regulator-name = "vdd_lcd_1v8";