Re: [v11 6/7] arm64: dts: ls1046a: add qdma device tree nodes
From: Shawn Guo
Date: Wed Dec 05 2018 - 20:06:18 EST
On Tue, Oct 30, 2018 at 10:36:03AM +0800, Peng Ma wrote:
> add the qDMA device tree nodes for LS1046A devices.
>
> Signed-off-by: Wen He <wen.he_1@xxxxxxx>
> Signed-off-by: Peng Ma <peng.ma@xxxxxxx>
> ---
> 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
>