From 24090c9b8a376d03da29e444be0a8831f248b21e Mon Sep 17 00:00:00 2001 From: Cosmin Tanislav Date: Wed, 28 Jan 2026 23:51:32 +0200 Subject: [PATCH] arm64: dts: renesas: r9a09g087: Wire up DMA support for SPI RZ/N2H (R9A09G087) has three DMA controllers that can be used by peripherals like SPI to offload data transfers from the CPU. Wire up the DMA channels for the SPI peripherals. Signed-off-by: Cosmin Tanislav Reviewed-by: Geert Uytterhoeven Link: https://patch.msgid.link/20260128215132.1353381-4-cosmin-gabriel.tanislav.xa@renesas.com Signed-off-by: Geert Uytterhoeven --- arch/arm64/boot/dts/renesas/r9a09g087.dtsi | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff --git a/arch/arm64/boot/dts/renesas/r9a09g087.dtsi b/arch/arm64/boot/dts/renesas/r9a09g087.dtsi index d407c48f9966..6218cef2fca5 100644 --- a/arch/arm64/boot/dts/renesas/r9a09g087.dtsi +++ b/arch/arm64/boot/dts/renesas/r9a09g087.dtsi @@ -200,6 +200,10 @@ clocks = <&cpg CPG_CORE R9A09G087_CLK_PCLKM>, <&cpg CPG_MOD 104>; clock-names = "pclk", "pclkspi"; + dmas = <&dmac0 0x267a>, <&dmac0 0x267b>, + <&dmac1 0x267a>, <&dmac1 0x267b>, + <&dmac2 0x267a>, <&dmac2 0x267b>; + dma-names = "rx", "tx", "rx", "tx", "rx", "tx"; power-domains = <&cpg>; #address-cells = <1>; #size-cells = <0>; @@ -218,6 +222,10 @@ clocks = <&cpg CPG_CORE R9A09G087_CLK_PCLKM>, <&cpg CPG_MOD 105>; clock-names = "pclk", "pclkspi"; + dmas = <&dmac0 0x267f>, <&dmac0 0x2680>, + <&dmac1 0x267f>, <&dmac1 0x2680>, + <&dmac2 0x267f>, <&dmac2 0x2680>; + dma-names = "rx", "tx", "rx", "tx", "rx", "tx"; power-domains = <&cpg>; #address-cells = <1>; #size-cells = <0>; @@ -236,6 +244,10 @@ clocks = <&cpg CPG_CORE R9A09G087_CLK_PCLKM>, <&cpg CPG_MOD 106>; clock-names = "pclk", "pclkspi"; + dmas = <&dmac0 0x2684>, <&dmac0 0x2685>, + <&dmac1 0x2684>, <&dmac1 0x2685>, + <&dmac2 0x2684>, <&dmac2 0x2685>; + dma-names = "rx", "tx", "rx", "tx", "rx", "tx"; power-domains = <&cpg>; #address-cells = <1>; #size-cells = <0>; @@ -254,6 +266,10 @@ clocks = <&cpg CPG_CORE R9A09G087_CLK_PCLKM>, <&cpg CPG_MOD 602>; clock-names = "pclk", "pclkspi"; + dmas = <&dmac0 0x2689>, <&dmac0 0x268a>, + <&dmac1 0x2689>, <&dmac1 0x268a>, + <&dmac2 0x2689>, <&dmac2 0x268a>; + dma-names = "rx", "tx", "rx", "tx", "rx", "tx"; power-domains = <&cpg>; #address-cells = <1>; #size-cells = <0>;