From: Miquel Raynal <miquel.raynal@bootlin.com>
Date: Wed, 27 Apr 2022 09:56:53 +0000 (+0200)
Subject: ARM: dts: r9a06g032: Describe the DMA router
X-Git-Tag: v6.6.17~7444^2~22^2~18
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=6002e2f179ec65e97e880b21e919e71852d95204;p=platform%2Fkernel%2Flinux-rpi.git

ARM: dts: r9a06g032: Describe the DMA router

There is a dmamux on this SoC which allows picking two different sources
for a single DMA request.

Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Link: https://lore.kernel.org/r/20220427095653.91804-10-miquel.raynal@bootlin.com
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
---

diff --git a/arch/arm/boot/dts/r9a06g032.dtsi b/arch/arm/boot/dts/r9a06g032.dtsi
index 74d5839..a84efde 100644
--- a/arch/arm/boot/dts/r9a06g032.dtsi
+++ b/arch/arm/boot/dts/r9a06g032.dtsi
@@ -92,6 +92,16 @@
 			clocks = <&ext_mclk>, <&ext_rtc_clk>,
 					<&ext_jtag_clk>, <&ext_rgmii_ref>;
 			clock-names = "mclk", "rtc", "jtag", "rgmii_ref_ext";
+			#address-cells = <1>;
+			#size-cells = <1>;
+
+			dmamux: dma-router@a0 {
+				compatible = "renesas,rzn1-dmamux";
+				reg = <0xa0 4>;
+				#dma-cells = <6>;
+				dma-requests = <32>;
+				dma-masters = <&dma0 &dma1>;
+			};
 		};
 
 		uart0: serial@40060000 {