linux-kernel - [PATCH 1/4] arm64: dts: fsl: ls1028a: Add qDMA node

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Message-Id: <20190506090344.37784-1-peng.ma@nxp.com>
Date:   Mon,  6 May 2019 09:03:41 +0000
From:   Peng Ma <peng.ma@....com>
To:     vkoul@...nel.org, robh+dt@...nel.org, shawnguo@...nel.org,
        mark.rutland@....com, leoyang.li@....com
Cc:     dan.j.williams@...el.com, dmaengine@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, Peng Ma <peng.ma@....com>
Subject: [PATCH 1/4] arm64: dts: fsl: ls1028a: Add qDMA node

Add the qDMA device tree nodes for LS1028A devices

Signed-off-by: Peng Ma <peng.ma@....com>
---
 arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi |   20 ++++++++++++++++++++
 1 files changed, 20 insertions(+), 0 deletions(-)

diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi b/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi
index 2896bbc..8116fb3 100644
--- a/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi
+++ b/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi
@@ -336,6 +336,26 @@
 				     <GIC_SPI 208 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 209 IRQ_TYPE_LEVEL_HIGH>;
 		};
 
+		qdma: dma-controller@...0000 {
+			compatible = "fsl,ls1028a-qdma", "fsl,ls1021a-qdma";
+			reg = <0x0 0x8380000 0x0 0x1000>, /* Controller regs */
+			      <0x0 0x8390000 0x0 0x10000>, /* Status regs */
+			      <0x0 0x83a0000 0x0 0x40000>; /* Block regs */
+			interrupts = <GIC_SPI 43 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 251 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 252 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 253 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 254 IRQ_TYPE_LEVEL_HIGH>;
+			interrupt-names = "qdma-error", "qdma-queue0",
+				"qdma-queue1", "qdma-queue2", "qdma-queue3";
+			dma-channels = <8>;
+			block-number = <1>;
+			block-offset = <0x10000>;
+			fsl,dma-queues = <2>;
+			status-sizes = <64>;
+			queue-sizes = <64 64>;
+		};
+
 		pcie@...000000 { /* Integrated Endpoint Root Complex */
 			compatible = "pci-host-ecam-generic";
 			reg = <0x01 0xf0000000 0x0 0x100000>;
-- 
1.7.1