arm64: tegra: Enable UARTA and UARTE for Orin Nano

Activate UARTA and UARTE functionalities for Orin Nano.

- UARTA is accessible via the 40-pin header with pin 8 and 10 (TX/RX)
- UARTE utilizes the M2.E connector

Signed-off-by: Gautham Srinivasan <gauthams@nvidia.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>

diff --git a/arch/arm64/boot/dts/nvidia/tegra234-p3768-0000+p3767-0000.dts b/arch/arm64/boot/dts/nvidia/tegra234-p3768-0000+p3767-0000.dts
index f3950d2..e9460ae 100644 (file)
--- a/arch/arm64/boot/dts/nvidia/tegra234-p3768-0000+p3767-0000.dts
+++ b/arch/arm64/boot/dts/nvidia/tegra234-p3768-0000+p3767-0000.dts
@@ -13,6 +13,8 @@
 
        aliases {
                serial0 = &tcu;
+               serial1 = &uarta;
+               serial2 = &uarte;
        };
 
        chosen {
@@ -20,6 +22,18 @@
        };
 
        bus@0 {
+               serial@3100000 {
+                       compatible = "nvidia,tegra194-hsuart";
+                       reset-names = "serial";
+                       status = "okay";
+               };
+
+               serial@3140000 {
+                       compatible = "nvidia,tegra194-hsuart";
+                       reset-names = "serial";
+                       status = "okay";
+               };
+
                serial@31d0000 {
                        status = "okay";
                };