linux-kernel - [v9 4/7] arm: dts: ls1021a: add qdma device tree nodes

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Date:   Wed, 17 Oct 2018 13:59:54 +0800
From:   Peng Ma <peng.ma@....com>
To:     vkoul@...nel.org
Cc:     robh+dt@...nel.org, mark.rutland@....com, shawnguo@...nel.org,
        leoyang.li@....com, dan.j.williams@...el.com, zw@...kernel.org,
        dmaengine@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linuxppc-dev@...ts.ozlabs.org, Peng Ma <peng.ma@....com>,
        Wen He <wen.he_1@....com>
Subject: [v9 4/7] arm: dts: ls1021a: add qdma device tree nodes

add the qDMA device tree nodes for LS1021A devices.

Signed-off-by: Wen He <wen.he_1@....com>
Signed-off-by: Peng Ma <peng.ma@....com>
---
change in v9:
	- add interrupts for each virtual block 
	- add block-number
	- add block-offset

 arch/arm/boot/dts/ls1021a.dtsi |   20 ++++++++++++++++++++
 1 files changed, 20 insertions(+), 0 deletions(-)

diff --git a/arch/arm/boot/dts/ls1021a.dtsi b/arch/arm/boot/dts/ls1021a.dtsi
index f184905..0b910e7 100644
--- a/arch/arm/boot/dts/ls1021a.dtsi
+++ b/arch/arm/boot/dts/ls1021a.dtsi
@@ -806,5 +806,25 @@
 			#size-cells = <1>;
 			ranges = <0x0 0x0 0x10010000 0x10000>;
 		};
+
+		qdma: dma-controller@...0000 {
+			compatible = "fsl,ls1021a-qdma";
+			reg = <0x0 0x8388000 0x0 0x1000>, /* Controller regs */
+			      <0x0 0x8389000 0x0 0x1000>, /* Status regs */
+			      <0x0 0x838a000 0x0 0x2000>; /* Block regs */
+			interrupts = <GIC_SPI 185 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 76 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 77 IRQ_TYPE_LEVEL_HIGH>;
+			interrupt-names = "qdma-error",
+				"qdma-queue0", "qdma-queue1";
+			dma-channels = <8>;
+			block-number = <1>;
+			block-offset = <0x1000>;
+			fsl,dma-queues = <2>;
+			status-sizes = <64>;
+			queue-sizes = <64 64>;
+			big-endian;
+		};
+
 	};
 };
-- 
1.7.1