linux-kernel - Re: [PATCH v2 11/13] mmc: sdhci-esdhc-imx: Add sdhc support for i.MXRT series

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Date:   Tue, 2 Nov 2021 20:17:19 -0300
From:   Fabio Estevam <festevam@...il.com>
To:     Jesse Taube <mr.bossman075@...il.com>
Cc:     NXP Linux Team <linux-imx@....com>,
        Michael Turquette <mturquette@...libre.com>,
        Stephen Boyd <sboyd@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Shawn Guo <shawnguo@...nel.org>,
        Sascha Hauer <s.hauer@...gutronix.de>,
        Sascha Hauer <kernel@...gutronix.de>,
        Ulf Hansson <ulf.hansson@...aro.org>,
        Dong Aisheng <aisheng.dong@....com>,
        Stefan Agner <stefan@...er.ch>,
        Linus Walleij <linus.walleij@...aro.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Arnd Bergmann <arnd@...db.de>, Olof Johansson <olof@...om.net>,
        soc@...nel.org, Russell King - ARM Linux <linux@...linux.org.uk>,
        Abel Vesa <abel.vesa@....com>,
        Adrian Hunter <adrian.hunter@...el.com>,
        Jiri Slaby <jirislaby@...nel.org>,
        Giulio Benetti <giulio.benetti@...ettiengineering.com>,
        Nobuhiro Iwamatsu <nobuhiro1.iwamatsu@...hiba.co.jp>,
        linux-clk <linux-clk@...r.kernel.org>,
        "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" 
        <devicetree@...r.kernel.org>,
        "moderated list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE" 
        <linux-arm-kernel@...ts.infradead.org>,
        linux-kernel <linux-kernel@...r.kernel.org>,
        linux-mmc <linux-mmc@...r.kernel.org>,
        "open list:GPIO SUBSYSTEM" <linux-gpio@...r.kernel.org>,
        linux-serial@...r.kernel.org
Subject: Re: [PATCH v2 11/13] mmc: sdhci-esdhc-imx: Add sdhc support for
 i.MXRT series

On Tue, Nov 2, 2021 at 7:57 PM Jesse Taube <mr.bossman075@...il.com> wrote:

>  static struct esdhc_soc_data usdhc_imx8qxp_data = {
>         .flags = ESDHC_FLAG_USDHC | ESDHC_FLAG_STD_TUNING
> @@ -357,6 +363,7 @@ static const struct of_device_id imx_esdhc_dt_ids[] = {
>         { .compatible = "fsl,imx7ulp-usdhc", .data = &usdhc_imx7ulp_data, },
>         { .compatible = "fsl,imx8qxp-usdhc", .data = &usdhc_imx8qxp_data, },
>         { .compatible = "fsl,imx8mm-usdhc", .data = &usdhc_imx8mm_data, },
> +       { .compatible = "fsl,imxrt-usdhc", .data = &usdhc_imxrt_data, },

I thought Rob suggested to use the SoC name, so this would be:

{ .compatible = "fsl,imxrt1050-usdhc", .data = &usdhc_imxrt1050_data, },

The same applies to the other bindings in the series.

This way it would be possible to differentiate between future
supported i.MX RT devices.