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Date:   Fri, 8 Jul 2022 16:21:26 +0800
From:   Shawn Guo <shawnguo@kernel.org>
To:     "Peng Fan (OSS)" <peng.fan@oss.nxp.com>
Cc:     djakov@kernel.org, s.hauer@pengutronix.de, festevam@gmail.com,
        robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org,
        abel.vesa@nxp.com, abailon@baylibre.com, l.stach@pengutronix.de,
        laurent.pinchart@ideasonboard.com, marex@denx.de,
        paul.elder@ideasonboard.com, Markus.Niebel@ew.tq-group.com,
        aford173@gmail.com, kernel@pengutronix.de,
        linux-pm@vger.kernel.org, devicetree@vger.kernel.org,
        linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org,
        linux-imx@nxp.com, abelvesa@kernel.org, Peng Fan <peng.fan@nxp.com>
Subject: Re: [PATCH V4] arm64: dts: imx8mp: add NoC node
Message-ID: <20220708082126.GU819983@dragon>
References: <20220706234757.3162307-1-peng.fan@oss.nxp.com>
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On Thu, Jul 07, 2022 at 07:47:57AM +0800, Peng Fan (OSS) wrote:
> From: Peng Fan <peng.fan@nxp.com>
> 
> Add i.MX8MP NoC node to make the interconnect i.MX8MP driver could work.
> Currently dynamic frequency scaling of the i.MX8MP NoC has not been
> supported, only NoC initial settings are configured by interconnect
> driver.
> 
> Signed-off-by: Peng Fan <peng.fan@nxp.com>
> ---
> 
> V4:
>  Georgi has merged the V3 driver and bindings patches. So only resend
>  this patch. Per Georgi's comments:
>   - Drop syscon from compatbile
>   - Drop the header inclusion
> 
>  Seems I not see this patch in patchwork or mailist, maybe sent failed.
>  So gave a resend of V4.
> 
>  V3:
>   https://lore.kernel.org/linux-arm-kernel/20220703091132.1412063-1-peng.fan@oss.nxp.com/
> 
>  I not list the full change log, since this is only a minor patch
> 
>  arch/arm64/boot/dts/freescale/imx8mp.dtsi | 21 +++++++++++++++++++++
>  1 file changed, 21 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/freescale/imx8mp.dtsi b/arch/arm64/boot/dts/freescale/imx8mp.dtsi
> index eb2d516278eb..42ed8ee08548 100644
> --- a/arch/arm64/boot/dts/freescale/imx8mp.dtsi
> +++ b/arch/arm64/boot/dts/freescale/imx8mp.dtsi
> @@ -1019,6 +1019,27 @@ eqos: ethernet@30bf0000 {
>  			};
>  		};
>  
> +		noc: interconnect@32700000 {
> +			compatible = "fsl,imx8mp-noc", "fsl,imx8m-noc";
> +			reg = <0x32700000 0x100000>;
> +			clocks = <&clk IMX8MP_CLK_NOC>;
> +			#interconnect-cells = <1>;
> +

This newline is not really necessary.  Dropped it and applied patch.

Shawn

> +			operating-points-v2 = <&noc_opp_table>;
> +
> +			noc_opp_table: opp-table {
> +				compatible = "operating-points-v2";
> +
> +				opp-200M {
> +					opp-hz = /bits/ 64 <200000000>;
> +				};
> +
> +				opp-1000M {
> +					opp-hz = /bits/ 64 <1000000000>;
> +				};
> +			};
> +		};
> +
>  		aips4: bus@32c00000 {
>  			compatible = "fsl,aips-bus", "simple-bus";
>  			reg = <0x32c00000 0x400000>;
> -- 
> 2.25.1
>