linux-kernel - Re: [PATCH v2 16/17] arm64: dts: imx8mp: Add media_blk

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Message-ID: <CAA+hA=S_wdoZvCPamW2F1Vs73t4fgnQa8LouUwzq2Vfpz3SDCg@mail.gmail.com>
Date:   Tue, 18 Aug 2020 19:34:14 +0800
From:   Dong Aisheng <dongas86@...il.com>
To:     Abel Vesa <abel.vesa@....com>
Cc:     Mike Turquette <mturquette@...libre.com>,
        Stephen Boyd <sboyd@...nel.org>, Rob Herring <robh@...nel.org>,
        Shawn Guo <shawnguo@...nel.org>,
        Sascha Hauer <kernel@...gutronix.de>,
        Fabio Estevam <fabio.estevam@....com>,
        Philipp Zabel <p.zabel@...gutronix.de>,
        Anson Huang <anson.huang@....com>,
        Jacky Bai <ping.bai@....com>, Peng Fan <peng.fan@....com>,
        Dong Aisheng <aisheng.dong@....com>,
        Fugang Duan <fugang.duan@....com>,
        devicetree <devicetree@...r.kernel.org>,
        NXP Linux Team <linux-imx@....com>,
        "moderated list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE" 
        <linux-arm-kernel@...ts.infradead.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        linux-clk <linux-clk@...r.kernel.org>
Subject: Re: [PATCH v2 16/17] arm64: dts: imx8mp: Add media_blk_ctrl node

On Fri, Aug 14, 2020 at 8:12 PM Abel Vesa <abel.vesa@....com> wrote:
>
> Some of the features of the media_ctrl will be used by some
> different drivers in a way those drivers will know best, so adding the
> syscon compatible we allow those to do just that. Only the resets
> and the clocks are registered bit the clk-blk-ctrl driver.
>
> Signed-off-by: Abel Vesa <abel.vesa@....com>
> ---
>  arch/arm64/boot/dts/freescale/imx8mp.dtsi | 16 ++++++++++++++++
>  1 file changed, 16 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/freescale/imx8mp.dtsi b/arch/arm64/boot/dts/freescale/imx8mp.dtsi
> index dede0ae..2d6d213 100644
> --- a/arch/arm64/boot/dts/freescale/imx8mp.dtsi
> +++ b/arch/arm64/boot/dts/freescale/imx8mp.dtsi
> @@ -736,6 +736,22 @@
>                         };
>                 };
>
> +               aips4: bus@...00000 {
> +                       compatible = "simple-bus";
> +                       reg = <0x32c00000 0x400000>;
> +                       #address-cells = <1>;
> +                       #size-cells = <1>;
> +                       ranges;
> +
> +                       media_blk_ctrl: clock-controller@...c0000 {

For this combo device, maybe we can directly name it as blk-ctrl@...c0000.
Rob, do you think if we can do that?

> +                               compatible = "fsl,imx8mp-media-blk-ctrl", "syscon";
> +                               reg = <0x32ec0000 0x10000>;
> +

Remove unnecessary blank line

Otherwise:
Reviewed-by: Dong Aisheng <aisheng.dong@....com>

Regards
Aisheng

> +                               #clock-cells = <1>;
> +                               #reset-cells = <1>;
> +                       };
> +               };
> +
>                 aips5: bus@...00000 {
>                         compatible = "fsl,aips-bus", "simple-bus";
>                         reg = <0x30c00000 0x400000>;
> --
> 2.7.4
>