Patchwork [RFC,05/10] ARM: dts: suniv: f1c100s: Add support for DMA

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Submitter Mesih Kilinc
Date Dec. 2, 2018, 9:23 p.m.
Message ID <7978afbd9bb4a114e84df44c129d86e784659915.1543782328.git.mesihkilinc@gmail.com>
Download mbox | patch
Permalink /patch/669999/
State New
Headers show

Comments

Mesih Kilinc - Dec. 2, 2018, 9:23 p.m.
Allwinner suniv F1C100s now has DMA support. Enable it under device
tree.

Signed-off-by: Mesih Kilinc <mesihkilinc@gmail.com>
---
 arch/arm/boot/dts/suniv-f1c100s.dtsi | 11 +++++++++++
 1 file changed, 11 insertions(+)

Patch

diff --git a/arch/arm/boot/dts/suniv-f1c100s.dtsi b/arch/arm/boot/dts/suniv-f1c100s.dtsi
index aff5f90..4c96a9e 100644
--- a/arch/arm/boot/dts/suniv-f1c100s.dtsi
+++ b/arch/arm/boot/dts/suniv-f1c100s.dtsi
@@ -6,6 +6,7 @@ 
 
 #include <dt-bindings/clock/suniv-ccu-f1c100s.h>
 #include <dt-bindings/reset/suniv-ccu-f1c100s.h>
+#include <dt-bindings/dma/sun4i-a10.h>
 
 / {
 	#address-cells = <1>;
@@ -65,6 +66,16 @@ 
 			};
 		};
 
+		dma: dma-controller@1c02000 {
+			compatible = "allwinner,suniv-f1c100s-dma";
+			reg = <0x01c02000 0x1000>;
+			interrupts = <18>;
+			clocks = <&ccu CLK_BUS_DMA>;
+			resets = <&ccu RST_BUS_DMA>;
+			#dma-cells = <2>;
+		};
+
+
 		ccu: clock@1c20000 {
 			compatible = "allwinner,suniv-f1c100s-ccu";
 			reg = <0x01c20000 0x400>;