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Message-Id: <20181017055957.542-4-peng.ma@nxp.com>
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
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