linux-kernel - Re: [PATCH 1/2] arm64: dts: imx8mp: Add DT nodes for the two ISPs

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Date:   Wed, 29 Nov 2023 11:17:44 +0100
From:   Alexander Stein <alexander.stein@...tq-group.com>
To:     linux-media@...r.kernel.org, devicetree@...r.kernel.org,
        Paul Elder <paul.elder@...asonboard.com>
Cc:     kieran.bingham@...asonboard.com, tomi.valkeinen@...asonboard.com,
        umang.jain@...asonboard.com,
        Paul Elder <paul.elder@...asonboard.com>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Conor Dooley <conor+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>,
        Marek Vasut <marex@...x.de>,
        Lucas Stach <l.stach@...gutronix.de>,
        Adam Ford <aford173@...il.com>,
        Laurent Pinchart <laurent.pinchart@...asonboard.com>,
        Frank Li <Frank.Li@....com>,
        "moderated list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE" 
        <linux-arm-kernel@...ts.infradead.org>,
        open list <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 1/2] arm64: dts: imx8mp: Add DT nodes for the two ISPs

Hi Paul,

Am Mittwoch, 29. November 2023, 10:31:12 CET schrieb Paul Elder:
> The ISP supports both CSI and parallel interfaces, where port 0
> corresponds to the former and port 1 corresponds to the latter. Since
> the i.MX8MP's ISPs are connected by the parallel interface to the CSI
> receiver, set them both to port 1.
> 
> Signed-off-by: Paul Elder <paul.elder@...asonboard.com>

Thanks for the patch. I'm running with for a while now.
Reviewed-by: Alexander Stein <alexander.stein@...tq-group.com>

> ---
>  arch/arm64/boot/dts/freescale/imx8mp.dtsi | 50 +++++++++++++++++++++++
>  1 file changed, 50 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/freescale/imx8mp.dtsi
> b/arch/arm64/boot/dts/freescale/imx8mp.dtsi index
> c9a610ba4836..25579d4c58f2 100644
> --- a/arch/arm64/boot/dts/freescale/imx8mp.dtsi
> +++ b/arch/arm64/boot/dts/freescale/imx8mp.dtsi
> @@ -1604,6 +1604,56 @@ isi_in_1: endpoint {
>  				};
>  			};
> 
> +			isp_0: isp@...10000 {
> +				compatible = "fsl,imx8mp-isp";
> +				reg = <0x32e10000 0x10000>;
> +				interrupts = <GIC_SPI 74 
IRQ_TYPE_LEVEL_HIGH>;
> +				clocks = <&clk 
IMX8MP_CLK_MEDIA_ISP_ROOT>,
> +					 <&clk 
IMX8MP_CLK_MEDIA_AXI_ROOT>,
> +					 <&clk 
IMX8MP_CLK_MEDIA_APB_ROOT>;
> +				clock-names = "isp", "aclk", "hclk";
> +				assigned-clocks = <&clk 
IMX8MP_CLK_MEDIA_ISP>;
> +				assigned-clock-parents = <&clk 
IMX8MP_SYS_PLL2_500M>;
> +				assigned-clock-rates = <500000000>;
> +				power-domains = <&media_blk_ctrl 
IMX8MP_MEDIABLK_PD_ISP>;
> +				fsl,blk-ctrl = <&media_blk_ctrl 0>;
> +				status = "disabled";
> +
> +				ports {
> +					#address-cells = <1>;
> +					#size-cells = <0>;
> +
> +					port@1 {
> +						reg = <1>;
> +					};
> +				};
> +			};
> +
> +			isp_1: isp@...20000 {
> +				compatible = "fsl,imx8mp-isp";
> +				reg = <0x32e20000 0x10000>;
> +				interrupts = <GIC_SPI 75 
IRQ_TYPE_LEVEL_HIGH>;
> +				clocks = <&clk 
IMX8MP_CLK_MEDIA_ISP_ROOT>,
> +					 <&clk 
IMX8MP_CLK_MEDIA_AXI_ROOT>,
> +					 <&clk 
IMX8MP_CLK_MEDIA_APB_ROOT>;
> +				clock-names = "isp", "aclk", "hclk";
> +				assigned-clocks = <&clk 
IMX8MP_CLK_MEDIA_ISP>;
> +				assigned-clock-parents = <&clk 
IMX8MP_SYS_PLL2_500M>;
> +				assigned-clock-rates = <500000000>;
> +				power-domains = <&media_blk_ctrl 
IMX8MP_MEDIABLK_PD_ISP>;
> +				fsl,blk-ctrl = <&media_blk_ctrl 1>;
> +				status = "disabled";
> +
> +				ports {
> +					#address-cells = <1>;
> +					#size-cells = <0>;
> +
> +					port@1 {
> +						reg = <1>;
> +					};
> +				};
> +			};
> +
>  			dewarp: dwe@...30000 {
>  				compatible = "nxp,imx8mp-dw100";
>  				reg = <0x32e30000 0x10000>;


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