Re: [PATCH] arm64: dts: imx8mq: add DCSS node

[Lucas Stach <l.stach@pengutronix.de>]

On Mi, 2020-11-25 at 12:39 +0200, Laurentiu Palcu wrote:
> This patch adds the node for iMX8MQ Display Controller Subsystem.
> 
> Signed-off-by: Laurentiu Palcu <laurentiu.palcu@oss.nxp.com>

Reviewed-by: Lucas Stach <l.stach@pengutronix.de>

> ---
> Hi,
> 
> This is, actually, a resend of the patch because we decided to drop it
> from the main DCSS patchset until the driver gets merged.
> 
> Now that the driver is in mainline, we can finally add DCSS node in DTS.
> 
> Thanks,
> laurentiu
> 
>  arch/arm64/boot/dts/freescale/imx8mq.dtsi | 23 +++++++++++++++++++++++
>  1 file changed, 23 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/freescale/imx8mq.dtsi b/arch/arm64/boot/dts/freescale/imx8mq.dtsi
> index 5e0e7d0f1bc4..5a617f9ed8b5 100644
> --- a/arch/arm64/boot/dts/freescale/imx8mq.dtsi
> +++ b/arch/arm64/boot/dts/freescale/imx8mq.dtsi
> @@ -1103,6 +1103,29 @@
>  			#size-cells = <1>;
>  			ranges = <0x32c00000 0x32c00000 0x400000>;
>  
> +			dcss: display-controller@32e00000 {
> +				compatible = "nxp,imx8mq-dcss";
> +				reg = <0x32e00000 0x2d000>, <0x32e2f000 0x1000>;
> +				interrupts = <6>, <8>, <9>;
> +				interrupt-names = "ctxld", "ctxld_kick", "vblank";
> +				interrupt-parent = <&irqsteer>;
> +				clocks = <&clk IMX8MQ_CLK_DISP_APB_ROOT>,
> +					 <&clk IMX8MQ_CLK_DISP_AXI_ROOT>,
> +					 <&clk IMX8MQ_CLK_DISP_RTRM_ROOT>,
> +					 <&clk IMX8MQ_VIDEO2_PLL_OUT>,
> +					 <&clk IMX8MQ_CLK_DISP_DTRC>;
> +				clock-names = "apb", "axi", "rtrm", "pix", "dtrc";
> +				assigned-clocks = <&clk IMX8MQ_CLK_DISP_AXI>,
> +						  <&clk IMX8MQ_CLK_DISP_RTRM>,
> +						  <&clk IMX8MQ_VIDEO2_PLL1_REF_SEL>;
> +				assigned-clock-parents = <&clk IMX8MQ_SYS1_PLL_800M>,
> +							 <&clk IMX8MQ_SYS1_PLL_800M>,
> +							 <&clk IMX8MQ_CLK_27M>;
> +				assigned-clock-rates = <800000000>,
> +						       <400000000>;
> +				status = "disabled";
> +			};
> +
>  			irqsteer: interrupt-controller@32e2d000 {
>  				compatible = "fsl,imx8m-irqsteer", "fsl,imx-irqsteer";
>  				reg = <0x32e2d000 0x1000>;