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From: Yemike Abhilash Chandra <y-abhilashchandra@ti.com>
To: <nm@ti.com>, <vigneshr@ti.com>, <kristo@kernel.org>,
	<robh@kernel.org>, <krzk+dt@kernel.org>, <conor+dt@kernel.org>
Cc: <Frank.Li@nxp.com>, <s.hauer@pengutronix.de>,
	<kernel@pengutronix.de>, <festevam@gmail.com>,
	<andersson@kernel.org>, <geert@linux-m68k.org>,
	<dmitry.baryshkov@oss.qualcomm.com>, <arnd@arndb.de>,
	<ebiggers@kernel.org>, <luca.weiss@fairphone.com>,
	<michal.simek@amd.com>, <sven@kernel.org>,
	<linux-arm-kernel@lists.infradead.org>,
	<devicetree@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
	<imx@lists.linux.dev>, <r-donadkar@ti.com>, <devarsht@ti.com>,
	<u-kumar1@ti.com>
Subject: [PATCH v3 02/18] arm64: dts: ti: k3-j721e-main: Add multiple channels for CSI2RX DMA
Date: Wed, 23 Sep 2026 15:04:43 +0530	[thread overview]
Message-ID: <20260923093459.28125-3-y-abhilashchandra@ti.com> (raw)
In-Reply-To: <20260923093459.28125-1-y-abhilashchandra@ti.com>

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

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

Reviewed-by: Rishikesh Donadkar <r-donadkar@ti.com>
Signed-off-by: Vaishnav Achath <vaishnav.a@ti.com>
Signed-off-by: Yemike Abhilash Chandra <y-abhilashchandra@ti.com>
---
 arch/arm64/boot/dts/ti/k3-j721e-main.dtsi | 20 ++++++++++++++++----
 1 file changed, 16 insertions(+), 4 deletions(-)

diff --git a/arch/arm64/boot/dts/ti/k3-j721e-main.dtsi b/arch/arm64/boot/dts/ti/k3-j721e-main.dtsi
index 5a8414fc5751..b1988437f52d 100644
--- a/arch/arm64/boot/dts/ti/k3-j721e-main.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-j721e-main.dtsi
@@ -600,8 +600,14 @@ ti_csi2rx0: ticsi2rx@4500000 {
 		ranges;
 		#address-cells = <2>;
 		#size-cells = <2>;
-		dmas = <&main_udmap 0x4940>;
-		dma-names = "rx0";
+		dmas = <&main_udmap 0x4940>, <&main_udmap 0x4941>, <&main_udmap 0x4942>,
+		       <&main_udmap 0x4943>, <&main_udmap 0x4944>, <&main_udmap 0x4945>,
+		       <&main_udmap 0x4946>, <&main_udmap 0x4947>, <&main_udmap 0x4948>,
+		       <&main_udmap 0x4949>, <&main_udmap 0x494a>, <&main_udmap 0x494b>,
+		       <&main_udmap 0x494c>, <&main_udmap 0x494d>, <&main_udmap 0x494e>,
+		       <&main_udmap 0x494f>;
+		dma-names = "rx0", "rx1", "rx2", "rx3", "rx4", "rx5", "rx6", "rx7",
+			    "rx8", "rx9", "rx10", "rx11", "rx12", "rx13", "rx14", "rx15";
 		power-domains = <&k3_pds 26 TI_SCI_PD_EXCLUSIVE>;
 		status = "disabled";
 
@@ -656,8 +662,14 @@ ti_csi2rx1: ticsi2rx@4510000 {
 		ranges;
 		#address-cells = <2>;
 		#size-cells = <2>;
-		dmas = <&main_udmap 0x4960>;
-		dma-names = "rx0";
+		dmas = <&main_udmap 0x4960>, <&main_udmap 0x4961>, <&main_udmap 0x4962>,
+		       <&main_udmap 0x4963>, <&main_udmap 0x4964>, <&main_udmap 0x4965>,
+		       <&main_udmap 0x4966>, <&main_udmap 0x4967>, <&main_udmap 0x4968>,
+		       <&main_udmap 0x4969>, <&main_udmap 0x496a>, <&main_udmap 0x496b>,
+		       <&main_udmap 0x496c>, <&main_udmap 0x496d>, <&main_udmap 0x496e>,
+		       <&main_udmap 0x496f>;
+		dma-names = "rx0", "rx1", "rx2", "rx3", "rx4", "rx5", "rx6", "rx7",
+			    "rx8", "rx9", "rx10", "rx11", "rx12", "rx13", "rx14", "rx15";
 		power-domains = <&k3_pds 27 TI_SCI_PD_EXCLUSIVE>;
 		status = "disabled";
 
-- 
2.34.1


  parent reply	other threads:[~2026-09-23  9:36 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-09-23  9:34 [PATCH v3 00/18] Add DT support for CSI2RX multi-stream Yemike Abhilash Chandra
2026-09-23  9:34 ` [PATCH v3 01/18] arm64: dts: ti: k3-{j721e/j721s2}-main: Fix indentation in CSI2RX node Yemike Abhilash Chandra
2026-09-23  9:34 ` Yemike Abhilash Chandra [this message]
2026-09-23  9:34 ` [PATCH v3 03/18] arm64: dts: ti: k3-j721s2-main: Add multiple channels for CSI2RX DMA Yemike Abhilash Chandra
2026-09-23  9:34 ` [PATCH v3 04/18] arm64: dts: ti: k3-j784s4-j742s2-main-common: " Yemike Abhilash Chandra
2026-09-23  9:34 ` [PATCH v3 05/18] arm64: dts: ti: k3-am62p-j722s: " Yemike Abhilash Chandra
2026-09-23  9:34 ` [PATCH v3 06/18] arm64: dts: ti: k3-j722s-main: " Yemike Abhilash Chandra
2026-09-23  9:34 ` [PATCH v3 07/18] arm64: dts: ti: k3-j721e: Add overlay for fusion application daughter board Yemike Abhilash Chandra
2026-09-23  9:34 ` [PATCH v3 08/18] arm64: dts: ti: k3-j721s2: " Yemike Abhilash Chandra
2026-09-23  9:34 ` [PATCH v3 09/18] arm64: dts: ti: k3-j721e-sk: " Yemike Abhilash Chandra
2026-09-23  9:34 ` [PATCH v3 10/18] arm64: dts: ti: k3-j722s-evm: " Yemike Abhilash Chandra
2026-09-23  9:34 ` [PATCH v3 11/18] arm64: dts: ti: k3-am68-sk: Add overlay for dual Arducam V3link fusion Yemike Abhilash Chandra
2026-09-23  9:34 ` [PATCH v3 12/18] arm64: dts: ti: k3-j722s-evm: " Yemike Abhilash Chandra
2026-09-23  9:34 ` [PATCH v3 13/18] arm64: dts: ti: k3-j784s4-evm: Add overlay for J7EXPA01EVM Fusion2 Yemike Abhilash Chandra
2026-09-23  9:34 ` [PATCH v3 14/18] arm64: dts: ti: k3-j722s-evm: " Yemike Abhilash Chandra
2026-09-23  9:34 ` [PATCH v3 15/18] arm64: dts: ti: k3-j721s2: Add overlay for DS90UB954-Q1EVM Yemike Abhilash Chandra
2026-09-23  9:34 ` [PATCH v3 16/18] arm64: dts: ti: k3-j721e: " Yemike Abhilash Chandra
2026-09-23  9:34 ` [PATCH v3 17/18] arm64: dts: ti: k3-v3link: Add overlay for IMX219+UB953 serializer Yemike Abhilash Chandra
2026-09-23  9:34 ` [PATCH v3 18/18] arm64: defconfig: Enable DS90UB960 deserializer and DS90UB953 serializer Yemike Abhilash Chandra

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