diff mbox series

[8/8] ARM: dts: r9a06g032: Describe the DMA router

Message ID 20220218181226.431098-9-miquel.raynal@bootlin.com (mailing list archive)
State Superseded
Delegated to: Geert Uytterhoeven
Headers show
Series RZN1 DMA support | expand

Commit Message

Miquel Raynal Feb. 18, 2022, 6:12 p.m. UTC 
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>
---
 arch/arm/boot/dts/r9a06g032.dtsi | 7 +++++++
 1 file changed, 7 insertions(+)
diff mbox series

Patch

diff --git a/arch/arm/boot/dts/r9a06g032.dtsi b/arch/arm/boot/dts/r9a06g032.dtsi
index 640c3eb4bbcd..0eb12c3d9cfd 100644
--- a/arch/arm/boot/dts/r9a06g032.dtsi
+++ b/arch/arm/boot/dts/r9a06g032.dtsi
@@ -59,6 +59,13 @@  ext_rtc_clk: extrtcclk {
 		clock-frequency = <0>;
 	};
 
+	dmamux: dma-router {
+		compatible = "renesas,rzn1-dmamux";
+		#dma-cells = <6>;
+		dma-requests = <32>;
+		dma-masters = <&dma0 &dma1>;
+	};
+
 	soc {
 		compatible = "simple-bus";
 		#address-cells = <1>;