Am Mittwoch, den 23.01.2019, 08:23 -0700 schrieb Angus Ainslie (Purism):
> Add the sdma nodes to the base devicetree for the imx8mq
>
> > Signed-off-by: Angus Ainslie (Purism) <[email protected]>
> ---
> arch/arm64/boot/dts/freescale/imx8mq.dtsi | 31 +++++++++++++++++++++++
> 1 file changed, 31 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/freescale/imx8mq.dtsi
> b/arch/arm64/boot/dts/freescale/imx8mq.dtsi
> index c0402375e7c1..4397992fd021 100644
> --- a/arch/arm64/boot/dts/freescale/imx8mq.dtsi
> +++ b/arch/arm64/boot/dts/freescale/imx8mq.dtsi
> @@ -336,6 +336,19 @@
> > clocks = <&clk IMX8MQ_CLK_WDOG3_ROOT>;
> > status = "disabled";
> > };
> +
> > > + sdma2: sdma@302c0000 {
> > + compatible = "fsl,imx8mq-sdma",
> > "fsl,imx7d-sdma";
> > + reg = <0x302c0000 0x10000>;
> > + interrupts = <GIC_SPI 103 IRQ_TYPE_LEVEL_HIGH>;
> > + clocks = <&clk IMX8MQ_CLK_SDMA2_ROOT>,
> > + <&clk IMX8MQ_CLK_SDMA2_ROOT>;
> > + clock-names = "ipg", "ahb";
> > + #dma-cells = <3>;
> > + fsl,sdma-ram-script-name =
> > "imx/sdma/sdma-imx7d.bin";
> + fsl,ratio-1-1;
Property does not exist anymore.
> + status = "disabled";
SoC peripherals that have no outside connection and thus don't depend
on any board level configuration should always be enabled. Please drop
this status property.
> + };
> > };
>
> > bus@30400000 { /* AIPS2 */
> @@ -370,6 +383,8 @@
> > clocks = <&clk IMX8MQ_CLK_UART3_ROOT>,
> > <&clk IMX8MQ_CLK_UART3_ROOT>;
> > clock-names = "ipg", "per";
> > + dmas = <&sdma1 26 4 0>, <&sdma1 27 4 0>;
> > + dma-names = "rx", "tx";
> > status = "disabled";
> > };
>
> @@ -381,6 +396,8 @@
> > clocks = <&clk IMX8MQ_CLK_UART2_ROOT>,
> > <&clk IMX8MQ_CLK_UART2_ROOT>;
> > clock-names = "ipg", "per";
> > + dmas = <&sdma1 24 4 0>, <&sdma1 25 4 0>;
> > + dma-names = "rx", "tx";
> > status = "disabled";
> > };
>
> @@ -432,6 +449,8 @@
> > clocks = <&clk IMX8MQ_CLK_UART4_ROOT>,
> > <&clk IMX8MQ_CLK_UART4_ROOT>;
> > clock-names = "ipg", "per";
> > + dmas = <&sdma1 28 4 0>, <&sdma1 29 4 0>;
> > + dma-names = "rx", "tx";
> > status = "disabled";
> > };
>
> @@ -465,6 +484,18 @@
> > status = "disabled";
> > };
>
> > > + sdma1: sdma@30bd0000 {
> > + compatible = "fsl,imx8mq-sdma",
> > "fsl,imx7d-sdma";
> > + reg = <0x30bd0000 0x10000>;
> > + interrupts = <GIC_SPI 2 IRQ_TYPE_LEVEL_HIGH>;
> > + clocks = <&clk IMX8MQ_CLK_SDMA1_ROOT>,
> > + <&clk IMX8MQ_CLK_AHB>;
> > + clock-names = "ipg", "ahb";
> > + #dma-cells = <3>;
> > + fsl,sdma-ram-script-name =
> > "imx/sdma/sdma-imx7d.bin";
> + status = "disabled";
Same comment as above, this node should be enabled by default.
Regards,
Lucas
> + };
> +
> > > fec1: ethernet@30be0000 {
> > compatible = "fsl,imx8mq-fec", "fsl,imx6sx-fec";
> > reg = <0x30be0000 0x10000>;
