[PATCH v1 4/6] ARM: tegra: Add BSE bindings

Svyatoslav Ryhel clamor95 at gmail.com
Sun Jun 29 13:02:01 CEST 2025


From: Ion Agorria <ion at agorria.com>

Add device tree nodes for BSEA and BSEV devices on Tegra20 and Tegra30.

Signed-off-by: Ion Agorria <ion at agorria.com>
---
 arch/arm/dts/tegra20.dtsi | 29 +++++++++++++++++++++++++++++
 arch/arm/dts/tegra30.dtsi | 29 +++++++++++++++++++++++++++++
 2 files changed, 58 insertions(+)

diff --git a/arch/arm/dts/tegra20.dtsi b/arch/arm/dts/tegra20.dtsi
index 275b3432bd8..4a40edfdfbe 100644
--- a/arch/arm/dts/tegra20.dtsi
+++ b/arch/arm/dts/tegra20.dtsi
@@ -249,6 +249,35 @@
 		*/
 	};
 
+	/* Audio Bitstream Engine */
+	bsea at 60011000 {
+		compatible = "nvidia,tegra20-bsea";
+		reg = <0x60011000 0x1000>, <0x4000c000 0x4000>;
+		reg-names = "bsea", "iram-buffer";
+		interrupts = <GIC_SPI 11 IRQ_TYPE_LEVEL_HIGH>;
+		interrupt-names = "bsea";
+		clocks = <&tegra_car TEGRA20_CLK_BSEA>;
+		resets = <&tegra_car 62>;
+		reset-names = "bsea";
+		status = "disabled";
+	};
+
+	/* Video Bitstream Engine */
+	bsev at 6001b000 {
+		compatible = "nvidia,tegra20-bsev";
+		reg = <0x6001b000 0x1000>, <0x40008000 0x4000>;
+		reg-names = "bsev", "iram-buffer";
+		interrupts = <GIC_SPI 10 IRQ_TYPE_LEVEL_HIGH>;
+		interrupt-names = "bsev";
+		clocks = <&tegra_car TEGRA20_CLK_BSEV>,
+			 <&tegra_car TEGRA20_CLK_VDE>;
+		clock-names = "bsev", "vde";
+		resets = <&tegra_car 63>,
+			 <&tegra_car 61>;
+		reset-names = "bsev", "vde";
+		status = "disabled";
+	};
+
 	apbmisc at 70000800 {
 		compatible = "nvidia,tegra20-apbmisc";
 		reg = <0x70000800 0x64   /* Chip revision */
diff --git a/arch/arm/dts/tegra30.dtsi b/arch/arm/dts/tegra30.dtsi
index d5de1ecaf05..82e843d05be 100644
--- a/arch/arm/dts/tegra30.dtsi
+++ b/arch/arm/dts/tegra30.dtsi
@@ -373,6 +373,35 @@
 		*/
 	};
 
+	/* Audio Bitstream Engine */
+	bsea at 60011000 {
+		compatible = "nvidia,tegra30-bsea";
+		reg = <0x60011000 0x1000>, <0x4000c000 0x4000>;
+		reg-names = "bsea", "iram-buffer";
+		interrupts = <GIC_SPI 11 IRQ_TYPE_LEVEL_HIGH>;
+		interrupt-names = "bsea";
+		clocks = <&tegra_car TEGRA30_CLK_BSEA>;
+		resets = <&tegra_car 62>;
+		reset-names = "bsea";
+		status = "disabled";
+	};
+
+	/* Video Bitstream Engine */
+	bsev at 6001b000 {
+		compatible = "nvidia,tegra30-bsev";
+		reg = <0x6001b000 0x1000>, <0x40008000 0x4000>;
+		reg-names = "bsev", "iram-buffer";
+		interrupts = <GIC_SPI 10 IRQ_TYPE_LEVEL_HIGH>;
+		interrupt-names = "bsev";
+		clocks = <&tegra_car TEGRA30_CLK_BSEV>,
+			 <&tegra_car TEGRA30_CLK_VDE>;
+		clock-names = "bsev", "vde";
+		resets = <&tegra_car 63>,
+			 <&tegra_car 61>;
+		reset-names = "bsev", "vde";
+		status = "disabled";
+	};
+
 	apbmisc at 70000800 {
 		compatible = "nvidia,tegra30-apbmisc", "nvidia,tegra20-apbmisc";
 		reg = <0x70000800 0x64   /* Chip revision */
-- 
2.48.1



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