linux-kernel - Re: [PATCH V4 8/9] arm64: dts: imx8mn: add DISP blk-ctrl

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Message-ID: <be86f831da91ff44ff627f605d03b315260a2b7c.camel@pengutronix.de>
Date:   Tue, 14 Dec 2021 10:19:27 +0100
From:   Lucas Stach <l.stach@...gutronix.de>
To:     Adam Ford <aford173@...il.com>,
        linux-arm-kernel@...ts.infradead.org
Cc:     aford@...conembedded.com, tharvey@...eworks.com,
        Rob Herring <robh+dt@...nel.org>,
        Shawn Guo <shawnguo@...nel.org>,
        Sascha Hauer <s.hauer@...gutronix.de>,
        Pengutronix Kernel Team <kernel@...gutronix.de>,
        Fabio Estevam <festevam@...il.com>,
        NXP Linux Team <linux-imx@....com>,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH V4 8/9] arm64: dts: imx8mn: add DISP blk-ctrl

Am Sonntag, dem 28.11.2021 um 07:18 -0600 schrieb Adam Ford:
> Add the DT node for the DISP blk-ctrl. With this in place the
> display/mipi power domains should be functional.
> 
> Signed-off-by: Adam Ford <aford173@...il.com>

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

> ---
>  arch/arm64/boot/dts/freescale/imx8mn.dtsi | 28 +++++++++++++++++++++++
>  1 file changed, 28 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/freescale/imx8mn.dtsi b/arch/arm64/boot/dts/freescale/imx8mn.dtsi
> index 902d5725dc55..d8726d0ce326 100644
> --- a/arch/arm64/boot/dts/freescale/imx8mn.dtsi
> +++ b/arch/arm64/boot/dts/freescale/imx8mn.dtsi
> @@ -1039,6 +1039,34 @@ aips4: bus@...00000 {
>  			#size-cells = <1>;
>  			ranges;
> 
> +			disp_blk_ctrl: blk-ctrl@...28000 {
> +				compatible = "fsl,imx8mn-disp-blk-ctrl", "syscon";
> +				reg = <0x32e28000 0x100>;
> +				power-domains = <&pgc_dispmix>, <&pgc_dispmix>,
> +						<&pgc_dispmix>, <&pgc_mipi>,
> +						<&pgc_mipi>;
> +				power-domain-names = "bus", "isi",
> +						     "lcdif", "mipi-dsi",
> +						     "mipi-csi";
> +				clocks = <&clk IMX8MN_CLK_DISP_AXI>,
> +					 <&clk IMX8MN_CLK_DISP_APB>,
> +					 <&clk IMX8MN_CLK_DISP_AXI_ROOT>,
> +					 <&clk IMX8MN_CLK_DISP_APB_ROOT>,
> +					 <&clk IMX8MN_CLK_DISP_AXI_ROOT>,
> +					 <&clk IMX8MN_CLK_DISP_APB_ROOT>,
> +					 <&clk IMX8MN_CLK_DISP_PIXEL_ROOT>,
> +					 <&clk IMX8MN_CLK_DSI_CORE>,
> +					 <&clk IMX8MN_CLK_DSI_PHY_REF>,
> +					 <&clk IMX8MN_CLK_CSI1_PHY_REF>,
> +					 <&clk IMX8MN_CLK_CAMERA_PIXEL_ROOT>;
> +				clock-names = "disp_axi", "disp_apb",
> +					      "disp_axi_root", "disp_apb_root",
> +					      "lcdif-axi", "lcdif-apb", "lcdif-pix",
> +					      "dsi-pclk", "dsi-ref",
> +					      "csi-aclk", "csi-pclk";
> +				#power-domain-cells = <1>;
> +			};
> +
>  			usbotg1: usb@...40000 {
>  				compatible = "fsl,imx8mn-usb", "fsl,imx7d-usb";
>  				reg = <0x32e40000 0x200>;
> --
> 2.32.0
>