linux-kernel - [PATCH 2/2] arm64: dts: renesas: r9a09g057: Add DMA support for RSPI channels

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Message-ID: <20251215163230.227849-3-prabhakar.mahadev-lad.rj@bp.renesas.com>
Date: Mon, 15 Dec 2025 16:32:30 +0000
From: Prabhakar <prabhakar.csengg@...il.com>
To: Geert Uytterhoeven <geert+renesas@...der.be>,
	Magnus Damm <magnus.damm@...il.com>,
	Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>
Cc: linux-renesas-soc@...r.kernel.org,
	devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	Prabhakar <prabhakar.csengg@...il.com>,
	Biju Das <biju.das.jz@...renesas.com>,
	Fabrizio Castro <fabrizio.castro.jz@...esas.com>,
	Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>
Subject: [PATCH 2/2] arm64: dts: renesas: r9a09g057: Add DMA support for RSPI channels

From: Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>

Enable DMA support for RSPI channels.

Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>
---
 arch/arm64/boot/dts/renesas/r9a09g057.dtsi | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/arch/arm64/boot/dts/renesas/r9a09g057.dtsi b/arch/arm64/boot/dts/renesas/r9a09g057.dtsi
index 8b8ed4fbb599..9587733ce04a 100644
--- a/arch/arm64/boot/dts/renesas/r9a09g057.dtsi
+++ b/arch/arm64/boot/dts/renesas/r9a09g057.dtsi
@@ -705,6 +705,8 @@ rspi0: spi@...00000 {
 			clock-names = "pclk", "pclk_sfr", "tclk";
 			resets = <&cpg 0x7b>, <&cpg 0x7c>;
 			reset-names = "presetn", "tresetn";
+			dmas = <&dmac0 0x448c>, <&dmac0 0x448d>;
+			dma-names = "rx", "tx";
 			power-domains = <&cpg>;
 			#address-cells = <1>;
 			#size-cells = <0>;
@@ -726,6 +728,8 @@ rspi1: spi@...00400 {
 			clock-names = "pclk", "pclk_sfr", "tclk";
 			resets = <&cpg 0x7d>, <&cpg 0x7e>;
 			reset-names = "presetn", "tresetn";
+			dmas = <&dmac0 0x448e>, <&dmac0 0x448f>;
+			dma-names = "rx", "tx";
 			power-domains = <&cpg>;
 			#address-cells = <1>;
 			#size-cells = <0>;
@@ -747,6 +751,8 @@ rspi2: spi@...00800 {
 			clock-names = "pclk", "pclk_sfr", "tclk";
 			resets = <&cpg 0x7f>, <&cpg 0x80>;
 			reset-names = "presetn", "tresetn";
+			dmas = <&dmac0 0x4490>, <&dmac0 0x4491>;
+			dma-names = "rx", "tx";
 			power-domains = <&cpg>;
 			#address-cells = <1>;
 			#size-cells = <0>;
-- 
2.52.0