[PATCH v2 6/6] arm64: tegra: Add hda dts node for Tegra234

Mohan Kumar mkumard at nvidia.com
Thu Feb 10 07:50:57 CET 2022


Add HDA dts node for Tegra234 chip and for AGX orin platform.

Signed-off-by: Mohan Kumar <mkumard at nvidia.com>
---
 .../nvidia/tegra234-p3737-0000+p3701-0000.dts  |  6 ++++++
 arch/arm64/boot/dts/nvidia/tegra234.dtsi       | 18 ++++++++++++++++++
 2 files changed, 24 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 efbbb878ba5a..792e4a8b272b 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
@@ -21,4 +21,10 @@
 	serial {
 		status = "okay";
 	};
+
+	bus at 0 {
+		hda at 3510000 {
+			nvidia,model = "NVIDIA Jetson AGX Orin HDA";
+		};
+	};
 };
diff --git a/arch/arm64/boot/dts/nvidia/tegra234.dtsi b/arch/arm64/boot/dts/nvidia/tegra234.dtsi
index 6b6f15804a1a..d39d41968ffb 100644
--- a/arch/arm64/boot/dts/nvidia/tegra234.dtsi
+++ b/arch/arm64/boot/dts/nvidia/tegra234.dtsi
@@ -4,6 +4,7 @@
 #include <dt-bindings/interrupt-controller/arm-gic.h>
 #include <dt-bindings/mailbox/tegra186-hsp.h>
 #include <dt-bindings/memory/tegra234-mc.h>
+#include <dt-bindings/power/tegra234-powergate.h>
 #include <dt-bindings/reset/tegra234-reset.h>
 
 / {
@@ -261,6 +262,23 @@
 			#interrupt-cells = <3>;
 			interrupt-controller;
 		};
+
+		hda at 3510000 {
+			compatible = "nvidia,tegra234-hda", "nvidia,tegra30-hda";
+			reg = <0x3510000 0x10000>;
+			interrupts = <GIC_SPI 60 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&bpmp TEGRA234_CLK_AZA_BIT>,
+				 <&bpmp TEGRA234_CLK_AZA_2XBIT>;
+			clock-names = "hda", "hda2codec_2x";
+			resets = <&bpmp TEGRA234_RESET_HDA>,
+				 <&bpmp TEGRA234_RESET_HDACODEC>;
+			reset-names = "hda", "hda2codec_2x";
+			power-domains = <&bpmp TEGRA234_POWER_DOMAIN_DISP>;
+			interconnects = <&mc TEGRA234_MEMORY_CLIENT_HDAR &emc>,
+					<&mc TEGRA234_MEMORY_CLIENT_HDAW &emc>;
+			interconnect-names = "dma-mem", "write";
+			status = "disabled";
+		};
 	};
 
 	sram at 40000000 {
-- 
2.17.1



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