linux-kernel - [PATCH v2 3/3] dma: dts: Add Freescale qDMA engine driver support

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Date:	Fri, 23 Oct 2015 09:59:13 +0800
From:	Yuan Yao <yao.yuan@...escale.com>
To:	<vinod.koul@...el.com>, <shawn.guo@...aro.org>
CC:	<dan.j.williams@...el.com>, <linux-kernel@...r.kernel.org>,
	<linux-arm-kernel@...ts.infradead.org>
Subject: [PATCH v2 3/3] dma: dts: Add Freescale qDMA engine driver support

Add Freescale Queue Direct Memory Access(qDMA) controller support.
This module can be found on LS-1 and LS-2 SoCs.

This add the legacy mode support for qDMA.

Signed-off-by: Yuan Yao <yao.yuan@...escale.com>
---
 arch/arm/boot/dts/ls1021a.dtsi | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/arch/arm/boot/dts/ls1021a.dtsi b/arch/arm/boot/dts/ls1021a.dtsi
index 9430a99..9d7073b 100644
--- a/arch/arm/boot/dts/ls1021a.dtsi
+++ b/arch/arm/boot/dts/ls1021a.dtsi
@@ -428,6 +428,16 @@
 				 <&platform_clk 1>;
 		};
 
+		qdma: qdma@...9000 {
+			      compatible = "fsl,ls1021a-qdma";
+			      reg = <0x0 0x8389000 0x0 0x20000>;
+			      interrupts = <GIC_SPI 170 IRQ_TYPE_LEVEL_HIGH>,
+					 <GIC_SPI 170 IRQ_TYPE_LEVEL_HIGH>;
+			      interrupt-names = "qdma-tx", "qdma-err";
+			      channels = <1>;
+			      big-endian;
+		};
+
 		mdio0: mdio@...4000 {
 			compatible = "gianfar";
 			device_type = "mdio";
-- 
2.1.0.27.g96db324

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