From: Jernej Skrabec <jernej.skrabec@siol.net>
Date: Tue, 25 Aug 2020 10:00:30 +0000 (+0200)
Subject: ARM: dts: sun8i: r40: Add DMA node
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=5822bfed6472340f882b43d5c2f2629091191c9d;p=linux.git

ARM: dts: sun8i: r40: Add DMA node

Allwinner R40 SoC has DMA with 16 channels and 31 request sources.

Add a node for it.

Signed-off-by: Jernej Skrabec <jernej.skrabec@siol.net>
Signed-off-by: Maxime Ripard <maxime@cerno.tech>
Link: https://lore.kernel.org/r/20200825100030.1145356-3-jernej.skrabec@siol.net
---

diff --git a/arch/arm/boot/dts/sun8i-r40.dtsi b/arch/arm/boot/dts/sun8i-r40.dtsi
index b82031b198938..d481fe7989b8c 100644
--- a/arch/arm/boot/dts/sun8i-r40.dtsi
+++ b/arch/arm/boot/dts/sun8i-r40.dtsi
@@ -198,6 +198,18 @@
 			interrupts = <GIC_SPI 0 IRQ_TYPE_LEVEL_HIGH>;
 		};
 
+		dma: dma-controller@1c02000 {
+			compatible = "allwinner,sun8i-r40-dma",
+				     "allwinner,sun50i-a64-dma";
+			reg = <0x01c02000 0x1000>;
+			interrupts = <GIC_SPI 27 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&ccu CLK_BUS_DMA>;
+			dma-channels = <16>;
+			dma-requests = <31>;
+			resets = <&ccu RST_BUS_DMA>;
+			#dma-cells = <1>;
+		};
+
 		spi0: spi@1c05000 {
 			compatible = "allwinner,sun8i-r40-spi",
 				     "allwinner,sun8i-h3-spi";