From: Jon Hunter <jonathanh@nvidia.com>
Date: Wed, 19 Oct 2022 14:47:00 +0000 (+0100)
Subject: arm64: tegra: Add SBSA UART for Tegra234
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=1bbba854bc402f7799898a0a5a9f7c9efd07e04b;p=linux.git

arm64: tegra: Add SBSA UART for Tegra234

Populate the SBSA UART for Tegra234 and enable this UART for Jetson AGX
Orin.

Signed-off-by: Jon Hunter <jonathanh@nvidia.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
---

diff --git a/arch/arm64/boot/dts/nvidia/tegra234-p3737-0000+p3701-0000.dts b/arch/arm64/boot/dts/nvidia/tegra234-p3737-0000+p3701-0000.dts
index f105bdf57ee2b..df703fb0cfff0 100644
--- a/arch/arm64/boot/dts/nvidia/tegra234-p3737-0000+p3701-0000.dts
+++ b/arch/arm64/boot/dts/nvidia/tegra234-p3737-0000+p3701-0000.dts
@@ -2007,6 +2007,11 @@
 			status = "okay";
 		};
 
+		serial@31d0000 {
+			current-speed = <115200>;
+			status = "okay";
+		};
+
 		pwm@32a0000 {
 			assigned-clocks = <&bpmp TEGRA234_CLK_PWM3>;
 			assigned-clock-parents = <&bpmp TEGRA234_CLK_PLLP_OUT0>;
diff --git a/arch/arm64/boot/dts/nvidia/tegra234.dtsi b/arch/arm64/boot/dts/nvidia/tegra234.dtsi
index af98d486dd0a2..5f55fdde9a47f 100644
--- a/arch/arm64/boot/dts/nvidia/tegra234.dtsi
+++ b/arch/arm64/boot/dts/nvidia/tegra234.dtsi
@@ -872,6 +872,13 @@
 			dma-names = "rx", "tx";
 		};
 
+		uarti: serial@31d0000 {
+			compatible = "arm,sbsa-uart";
+			reg = <0x31d0000 0x10000>;
+			interrupts = <GIC_SPI 285 IRQ_TYPE_LEVEL_HIGH>;
+			status = "disabled";
+		};
+
 		dp_aux_ch3_i2c: i2c@31e0000 {
 			compatible = "nvidia,tegra194-i2c";
 			reg = <0x31e0000 0x100>;