From 1bbba854bc402f7799898a0a5a9f7c9efd07e04b Mon Sep 17 00:00:00 2001 From: Jon Hunter Date: Wed, 19 Oct 2022 15:47:00 +0100 Subject: [PATCH] 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 Signed-off-by: Thierry Reding --- .../boot/dts/nvidia/tegra234-p3737-0000+p3701-0000.dts | 5 +++++ arch/arm64/boot/dts/nvidia/tegra234.dtsi | 7 +++++++ 2 files changed, 12 insertions(+) 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 = ; + status = "disabled"; + }; + dp_aux_ch3_i2c: i2c@31e0000 { compatible = "nvidia,tegra194-i2c"; reg = <0x31e0000 0x100>; -- 2.30.2