[PATCH 06/18] arm64: dts: ti: k3-j722s-main: Add multiple channels for CSI2RX DMA

Yemike Abhilash Chandra y-abhilashchandra at ti.com
Thu Jul 2 02:31:11 PDT 2026


From: Vaishnav Achath <vaishnav.a at ti.com>

J721E CSI2RX SHIM layer can support up to 32 DMA channel contexts,
Add additional DMA channels to enable multistream support for CSI2RX.

Signed-off-by: Vaishnav Achath <vaishnav.a at ti.com>
Tested-by: Yemike Abhilash Chandra <y-abhilashchandra at ti.com>
---
 arch/arm64/boot/dts/ti/k3-j722s-main.dtsi | 15 +++++++++------
 1 file changed, 9 insertions(+), 6 deletions(-)

diff --git a/arch/arm64/boot/dts/ti/k3-j722s-main.dtsi b/arch/arm64/boot/dts/ti/k3-j722s-main.dtsi
index d1dbf1e24fbf..98d2090c4c9c 100644
--- a/arch/arm64/boot/dts/ti/k3-j722s-main.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-j722s-main.dtsi
@@ -173,8 +173,9 @@ ti_csi2rx1: ticsi2rx at 30122000 {
 		ranges;
 		#address-cells = <2>;
 		#size-cells = <2>;
-		dmas = <&main_bcdma_csi 0 0x5100 0>;
-		dma-names = "rx0";
+		dmas = <&main_bcdma_csi 0 0x5100 0>, <&main_bcdma_csi 0 0x5101 0>,
+		       <&main_bcdma_csi 0 0x5102 0>, <&main_bcdma_csi 0 0x5103 0>;
+		dma-names = "rx0", "rx1", "rx2", "rx3";
 		power-domains = <&k3_pds 247 TI_SCI_PD_EXCLUSIVE>;
 		status = "disabled";
 
@@ -230,8 +231,9 @@ ti_csi2rx2: ticsi2rx at 30142000 {
 		#address-cells = <2>;
 		#size-cells = <2>;
 		power-domains = <&k3_pds 248 TI_SCI_PD_EXCLUSIVE>;
-		dmas = <&main_bcdma_csi 0 0x5200 0>;
-		dma-names = "rx0";
+		dmas = <&main_bcdma_csi 0 0x5200 0>, <&main_bcdma_csi 0 0x5201 0>,
+		       <&main_bcdma_csi 0 0x5202 0>, <&main_bcdma_csi 0 0x5203 0>;
+		dma-names = "rx0", "rx1", "rx2", "rx3";
 		status = "disabled";
 
 		cdns_csi2rx2: csi-bridge at 30141000 {
@@ -285,8 +287,9 @@ ti_csi2rx3: ticsi2rx at 30162000 {
 		ranges;
 		#address-cells = <2>;
 		#size-cells = <2>;
-		dmas = <&main_bcdma_csi 0 0x5300 0>;
-		dma-names = "rx0";
+		dmas = <&main_bcdma_csi 0 0x5300 0>, <&main_bcdma_csi 0 0x5301 0>,
+		       <&main_bcdma_csi 0 0x5302 0>, <&main_bcdma_csi 0 0x5303 0>;
+		dma-names = "rx0", "rx1", "rx2", "rx3";
 		power-domains = <&k3_pds 249 TI_SCI_PD_EXCLUSIVE>;
 		status = "disabled";
 
-- 
2.34.1




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