diff mbox series

[RFC,5/8] arm64: dts: actions: Add DMA Controller for S700

Message ID 1588761371-9078-6-git-send-email-amittomer25@gmail.com (mailing list archive)
State New, archived
Headers show
Series Add MMC support for S700 | expand

Commit Message

Amit Tomer May 6, 2020, 10:36 a.m. UTC 
This commit adds DAM controller present on Actions S700, it differs from
S900 in terms of number of dma channels and requests.

Signed-off-by: Amit Singh Tomar <amittomer25@gmail.com>
---
 arch/arm64/boot/dts/actions/s700.dtsi | 13 +++++++++++++
 1 file changed, 13 insertions(+)
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Patch

diff --git a/arch/arm64/boot/dts/actions/s700.dtsi b/arch/arm64/boot/dts/actions/s700.dtsi
index 0397c5dd3dec..56f2f84812cb 100644
--- a/arch/arm64/boot/dts/actions/s700.dtsi
+++ b/arch/arm64/boot/dts/actions/s700.dtsi
@@ -245,5 +245,18 @@ 
 				     <GIC_SPI 39 IRQ_TYPE_LEVEL_HIGH>,
 				     <GIC_SPI 40 IRQ_TYPE_LEVEL_HIGH>;
 		};
+
+		dma: dma-controller@e0230000 {
+			compatible = "actions,s700-dma";
+			reg = <0x0 0xe0230000 0x0 0x1000>;
+			interrupts = <GIC_SPI 57 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 58 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 59 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 60 IRQ_TYPE_LEVEL_HIGH>;
+			#dma-cells = <1>;
+			dma-channels = <10>;
+			dma-requests = <44>;
+			clocks = <&cmu CLK_DMAC>;
+		};
 	};
 };