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[PROTOTYPE,4/8] ARM: shmobile: r8a7790: add dmac0 dmac1 nodes

Message ID 87ha3iy44h.wl%kuninori.morimoto.gx@renesas.com (mailing list archive)
State RFC
Headers show

Commit Message

Kuninori Morimoto June 18, 2014, 9:10 a.m. UTC 
From: Ben Dooks <ben.dooks@codethink.co.uk>

Add nodes for the SYS-DMA controllers, SYS-DMAC0 and SYS-DMAC1. These
both share the same device sources, so are wrapped in the shdma-mux
node to allow both to be used.

Signed-off-by: Ben Dooks <ben.dooks@codethink.co.uk>
---
 arch/arm/boot/dts/r8a7790.dtsi |   72 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 72 insertions(+)
diff mbox

Patch

diff --git a/arch/arm/boot/dts/r8a7790.dtsi b/arch/arm/boot/dts/r8a7790.dtsi
index c9eb5e4..7a165be 100644
--- a/arch/arm/boot/dts/r8a7790.dtsi
+++ b/arch/arm/boot/dts/r8a7790.dtsi
@@ -9,6 +9,8 @@ 
  * kind, whether express or implied.
  */
 
+#include <dt-bindings/dma/shdma.h>
+#include <dt-bindings/dma/r8a7790-dma.h>
 #include <dt-bindings/clock/r8a7790-clock.h>
 #include <dt-bindings/interrupt-controller/arm-gic.h>
 #include <dt-bindings/interrupt-controller/irq.h>
@@ -107,6 +109,76 @@ 
 		};
 	};
 
+	dma0: dma-mux@0 {
+		compatible = "renesas,shdma-mux";
+		#dma-cells = <2>;
+		dma-channels = <20>;
+		dma-requests = <256>;
+		#address-cells = <2>;
+		#size-cells = <2>;
+		ranges;
+
+		sysdma0: dma-controller@e6700000 {
+			compatible = "renesas,shdma-r8a7790";
+			clocks = <&mstp2_clks R8A7790_CLK_SYS_DMAC0>;
+			dma-channels = <15>;
+			status = "disabled";
+			reg = <0 0xe6700020 0 0xffc0>;
+
+			interrupts =	<0 197 IRQ_TYPE_LEVEL_HIGH>, /* error */
+					<0 200 IRQ_TYPE_LEVEL_HIGH>, /* ch0 */
+					<0 201 IRQ_TYPE_LEVEL_HIGH>,
+					<0 202 IRQ_TYPE_LEVEL_HIGH>,
+					<0 203 IRQ_TYPE_LEVEL_HIGH>,
+					<0 204 IRQ_TYPE_LEVEL_HIGH>,
+					<0 205 IRQ_TYPE_LEVEL_HIGH>,
+					<0 206 IRQ_TYPE_LEVEL_HIGH>,
+					<0 207 IRQ_TYPE_LEVEL_HIGH>,
+					<0 208 IRQ_TYPE_LEVEL_HIGH>,
+					<0 209 IRQ_TYPE_LEVEL_HIGH>,
+					<0 210 IRQ_TYPE_LEVEL_HIGH>,
+					<0 211 IRQ_TYPE_LEVEL_HIGH>,
+					<0 212 IRQ_TYPE_LEVEL_HIGH>,
+					<0 213 IRQ_TYPE_LEVEL_HIGH>,
+					<0 214 IRQ_TYPE_LEVEL_HIGH>;
+			interrupt-names = "error",
+					"ch0", "ch1", "ch2", "ch3",
+					"ch4", "ch5", "ch6", "ch7",
+					"ch8", "ch9", "ch10", "ch11",
+					"ch12", "ch13", "ch14";
+		};
+
+		sysdma1: dma-controller@e6720000 {
+			compatible = "renesas,shdma-r8a7790";
+			clocks = <&mstp2_clks R8A7790_CLK_SYS_DMAC1>;
+			dma-channels = <15>;
+			reg = <0 0xe6720020 0 0xffc0>;
+			status = "disabled";
+
+			interrupts =  <0 220 IRQ_TYPE_LEVEL_HIGH>,
+					<0 216 IRQ_TYPE_LEVEL_HIGH>,
+					<0 217 IRQ_TYPE_LEVEL_HIGH>,
+					<0 218 IRQ_TYPE_LEVEL_HIGH>,
+					<0 219 IRQ_TYPE_LEVEL_HIGH>,
+					<0 308 IRQ_TYPE_LEVEL_HIGH>,
+					<0 309 IRQ_TYPE_LEVEL_HIGH>,
+					<0 310 IRQ_TYPE_LEVEL_HIGH>,
+					<0 311 IRQ_TYPE_LEVEL_HIGH>,
+					<0 312 IRQ_TYPE_LEVEL_HIGH>,
+					<0 313 IRQ_TYPE_LEVEL_HIGH>,
+					<0 314 IRQ_TYPE_LEVEL_HIGH>,
+					<0 315 IRQ_TYPE_LEVEL_HIGH>,
+					<0 316 IRQ_TYPE_LEVEL_HIGH>,
+					<0 317 IRQ_TYPE_LEVEL_HIGH>,
+					<0 318 IRQ_TYPE_LEVEL_HIGH>;
+			interrupt-names = "error",
+					"ch0", "ch1", "ch2", "ch3",
+					"ch4", "ch5", "ch6", "ch7",
+					"ch8", "ch9", "ch10", "ch11",
+					"ch12", "ch13", "ch14";
+		};
+	};
+
 	gic: interrupt-controller@f1001000 {
 		compatible = "arm,cortex-a15-gic";
 		#interrupt-cells = <3>;