arm64: tegra: smaug: Enable DisplayPort via USB-C port

Enable both SOR and DPAUX modules allowing the USB-C port to transmit
video in DP altmode. Tested on several monitors with USB-C to HDMI
adapter.

Signed-off-by: Diogo Ivo <diogo.ivo@tecnico.ulisboa.pt>
Signed-off-by: Thierry Reding <treding@nvidia.com>

diff --git a/arch/arm64/boot/dts/nvidia/tegra210-smaug.dts b/arch/arm64/boot/dts/nvidia/tegra210-smaug.dts
index 5aa6afd56cbc632a78b7aaf6a6f29707aacfae62..e9e925cc5774b4a5407180592c621fbf8a08f7d3 100644 (file)
--- a/arch/arm64/boot/dts/nvidia/tegra210-smaug.dts
+++ b/arch/arm64/boot/dts/nvidia/tegra210-smaug.dts
@@ -31,6 +31,11 @@
        };
 
        host1x@50000000 {
+               dpaux1: dpaux@54040000 {
+                       vdd-supply = <&pp3300>;
+                       status = "okay";
+               };
+
                dsia: dsi@54300000 {
                        avdd-dsi-csi-supply = <&vdd_dsi_csi>;
                        status = "okay";
@@ -58,6 +63,13 @@
                        };
                };
 
+               sor1: sor@54580000 {
+                       avdd-io-hdmi-dp-supply = <&pp1800>;
+                       vdd-hdmi-dp-pll-supply = <&avddio_1v05>;
+                       nvidia,dpaux = <&dpaux1>;
+                       status = "okay";
+               };
+
                dpaux: dpaux@545c0000 {
                        status = "okay";
                };