[v5] ARM: dts: da850: Add the CPPI 4.1 DMA to the USB OTG controller

Message ID 20170130175627.28842-1-abailon@baylibre.com
State New
Headers show

Commit Message

Alexandre Bailon Jan. 30, 2017, 5:56 p.m.
This adds the CPPI 4.1 DMA controller to the USB OTG controller.

Changes since v4:
 - Fix the overlaping address between usb and cppi41 nodes.

Signed-off-by: Alexandre Bailon <abailon@baylibre.com>

---
 arch/arm/boot/dts/da850.dtsi | 27 ++++++++++++++++++++++++++-
 1 file changed, 26 insertions(+), 1 deletion(-)

-- 
2.10.2

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diff --git a/arch/arm/boot/dts/da850.dtsi b/arch/arm/boot/dts/da850.dtsi
index 104155d..70ad3e8 100644
--- a/arch/arm/boot/dts/da850.dtsi
+++ b/arch/arm/boot/dts/da850.dtsi
@@ -395,13 +395,38 @@ 
 		};
 		usb0: usb@200000 {
 			compatible = "ti,da830-musb";
-			reg = <0x200000 0x10000>;
+			reg = <0x200000 0x1000>;
+			ranges;
 			interrupts = <58>;
 			interrupt-names = "mc";
 			dr_mode = "otg";
 			phys = <&usb_phy 0>;
 			phy-names = "usb-phy";
 			status = "disabled";
+
+			#address-cells = <1>;
+			#size-cells = <1>;
+
+			dmas = <&cppi41dma 0 0 &cppi41dma 1 0
+				&cppi41dma 2 0 &cppi41dma 3 0
+				&cppi41dma 0 1 &cppi41dma 1 1
+				&cppi41dma 2 1 &cppi41dma 3 1>;
+			dma-names =
+				"rx1", "rx2", "rx3", "rx4",
+				"tx1", "tx2", "tx3", "tx4";
+
+			cppi41dma: dma-controller@201000 {
+				compatible = "ti,da830-cppi41";
+				reg =  <0x201000 0x1000
+					0x202000 0x1000
+					0x204000 0x4000>;
+				reg-names = "controller",
+					    "scheduler", "queuemgr";
+				interrupts = <58>;
+				#dma-cells = <2>;
+				#dma-channels = <4>;
+				status = "okay";
+			};
 		};
 		mdio: mdio@224000 {
 			compatible = "ti,davinci_mdio";