[PATCH v2 3/6] arm64: dts: ti: k3-j721s2-main: Assign SRAM to VPU node

Brandon Brnich b-brnich at ti.com
Mon Aug 10 13:52:03 PDT 2026


The Wave5 VPU supports connecting to on-chip SRAM through its secondary
AXI interface. This allows temporal buffers to be stored on a per-stream
basis, reducing DDR memory traffic.

Signed-off-by: Brandon Brnich <b-brnich at ti.com>
Reviewed-by: Andrew Davis <afd at ti.com>
---
 arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi b/arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi
index 1fd173a68c0b2..233aedcbf2ec3 100644
--- a/arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi
@@ -716,6 +716,7 @@ vpu: video-codec at 4210000 {
 		interrupts = <GIC_SPI 182 IRQ_TYPE_LEVEL_HIGH>;
 		clocks = <&k3_clks 179 2>;
 		power-domains = <&k3_pds 179 TI_SCI_PD_EXCLUSIVE>;
+		sram = <&main_navss_sram>;
 	};
 
 	main_sdhci0: mmc at 4f80000 {
-- 
2.43.0




More information about the linux-arm-kernel mailing list