[PATCH v2 04/18] arm64: dts: ti: k3-j784s4-j742s2-main-common: Add multiple channels for CSI2RX DMA
From: Yemike Abhilash Chandra <y-abhilashchandra@ti.com>
Date: 2026-07-13 11:35:25
Also in:
imx, linux-devicetree, lkml
Subsystem:
arm/texas instruments k3 architecture, the rest · Maintainers:
Nishanth Menon, Vignesh Raghavendra, Tero Kristo, Linus Torvalds
From: Vaishnav Achath <redacted> 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 <redacted> Signed-off-by: Yemike Abhilash Chandra <y-abhilashchandra@ti.com> --- .../dts/ti/k3-j784s4-j742s2-main-common.dtsi | 21 +++++++++++++------ 1 file changed, 15 insertions(+), 6 deletions(-)
diff --git a/arch/arm64/boot/dts/ti/k3-j784s4-j742s2-main-common.dtsi b/arch/arm64/boot/dts/ti/k3-j784s4-j742s2-main-common.dtsi
index c2636e624f18..4b4545a5af19 100644
--- a/arch/arm64/boot/dts/ti/k3-j784s4-j742s2-main-common.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-j784s4-j742s2-main-common.dtsi@@ -811,8 +811,11 @@ ti_csi2rx0: ticsi2rx@4500000 { ranges; #address-cells = <2>; #size-cells = <2>; - dmas = <&main_bcdma_csi 0 0x4940 0>; - dma-names = "rx0"; + dmas = <&main_bcdma_csi 0 0x4940 0>, <&main_bcdma_csi 0 0x4941 0>, + <&main_bcdma_csi 0 0x4942 0>, <&main_bcdma_csi 0 0x4943 0>, + <&main_bcdma_csi 0 0x4944 0>, <&main_bcdma_csi 0 0x4945 0>, + <&main_bcdma_csi 0 0x4946 0>, <&main_bcdma_csi 0 0x4947 0>; + dma-names = "rx0", "rx1", "rx2", "rx3", "rx4", "rx5", "rx6", "rx7"; power-domains = <&k3_pds 72 TI_SCI_PD_EXCLUSIVE>; status = "disabled";
@@ -867,8 +870,11 @@ ti_csi2rx1: ticsi2rx@4510000 { ranges; #address-cells = <2>; #size-cells = <2>; - dmas = <&main_bcdma_csi 0 0x4960 0>; - dma-names = "rx0"; + dmas = <&main_bcdma_csi 0 0x4960 0>, <&main_bcdma_csi 0 0x4961 0>, + <&main_bcdma_csi 0 0x4962 0>, <&main_bcdma_csi 0 0x4963 0>, + <&main_bcdma_csi 0 0x4964 0>, <&main_bcdma_csi 0 0x4965 0>, + <&main_bcdma_csi 0 0x4966 0>, <&main_bcdma_csi 0 0x4967 0>; + dma-names = "rx0", "rx1", "rx2", "rx3", "rx4", "rx5", "rx6", "rx7"; power-domains = <&k3_pds 73 TI_SCI_PD_EXCLUSIVE>; status = "disabled";
@@ -922,8 +928,11 @@ ti_csi2rx2: ticsi2rx@4520000 { ranges; #address-cells = <2>; #size-cells = <2>; - dmas = <&main_bcdma_csi 0 0x4980 0>; - dma-names = "rx0"; + dmas = <&main_bcdma_csi 0 0x4980 0>, <&main_bcdma_csi 0 0x4981 0>, + <&main_bcdma_csi 0 0x4982 0>, <&main_bcdma_csi 0 0x4983 0>, + <&main_bcdma_csi 0 0x4984 0>, <&main_bcdma_csi 0 0x4985 0>, + <&main_bcdma_csi 0 0x4986 0>, <&main_bcdma_csi 0 0x4987 0>; + dma-names = "rx0", "rx1", "rx2", "rx3", "rx4", "rx5", "rx6", "rx7"; power-domains = <&k3_pds 74 TI_SCI_PD_EXCLUSIVE>; status = "disabled";
--
2.34.1