Re: [v11 6/7] arm64: dts: ls1046a: add qdma device tree nodes
From: Shawn Guo <shawnguo@kernel.org>
Date: 2018-12-06 01:06:17
Also in:
dmaengine, linux-arm-kernel, linux-devicetree, lkml
On Tue, Oct 30, 2018 at 10:36:03AM +0800, Peng Ma wrote:
quoted hunk ↗ jump to hunk
add the qDMA device tree nodes for LS1046A devices. Signed-off-by: Wen He <redacted> Signed-off-by: Peng Ma <redacted> --- change in v11: - no arch/arm64/boot/dts/freescale/fsl-ls1046a.dtsi | 21 +++++++++++++++++++++ 1 files changed, 21 insertions(+), 0 deletions(-)diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1046a.dtsi b/arch/arm64/boot/dts/freescale/fsl-ls1046a.dtsi index ef83786..dc65318 100644 --- a/arch/arm64/boot/dts/freescale/fsl-ls1046a.dtsi +++ b/arch/arm64/boot/dts/freescale/fsl-ls1046a.dtsi@@ -704,6 +704,27 @@ <0000 0 0 4 &gic GIC_SPI 154 IRQ_TYPE_LEVEL_HIGH>; }; + qdma: dma-controller@8380000 { + compatible = "fsl,ls1046a-qdma", "fsl,ls1021a-qdma"; + reg = <0x0 0x8380000 0x0 0x1000>, /* Controller regs */ + <0x0 0x8390000 0x0 0x10000>, /* Status regs */ + <0x0 0x83a0000 0x0 0x40000>; /* Block regs */ + interrupts = <0 153 0x4>, + <0 39 0x4>, + <0 40 0x4>, + <0 41 0x4>, + <0 42 0x4>;
Use GIC_SPI and IRQ_TYPE_xxx defines. Shawn
+ 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>;
+ big-endian;
+ };
+
};
reserved-memory {
--
1.7.1