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From:   Rob Herring <robh+dt@kernel.org>
Date:   Mon, 15 Jul 2019 16:16:54 -0600
Message-ID: <CAL_JsqLkOtsAxj9NvNB=EEkH00k-dtNedNY042uuntSmcjhDhA@mail.gmail.com>
Subject: Re: [PATCH v2 1/2] dt-bindings: mmc: Document Aspeed SD controller
To:     Andrew Jeffery <andrew@aj.id.au>
Cc:     linux-mmc <linux-mmc@vger.kernel.org>,
        Ulf Hansson <ulf.hansson@linaro.org>,
        Mark Rutland <mark.rutland@arm.com>,
        Joel Stanley <joel@jms.id.au>,
        Adrian Hunter <adrian.hunter@intel.com>,
        devicetree@vger.kernel.org,
        "moderated list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE" 
        <linux-arm-kernel@lists.infradead.org>,
        linux-aspeed@lists.ozlabs.org,
        "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
        Ryan Chen <ryanchen.aspeed@gmail.com>
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On Thu, Jul 11, 2019 at 9:32 PM Andrew Jeffery <andrew@aj.id.au> wrote:
>
> The ASPEED SD/SDIO/eMMC controller exposes two slots implementing the
> SDIO Host Specification v2.00, with 1 or 4 bit data buses, or an 8 bit
> data bus if only a single slot is enabled.
>
> Signed-off-by: Andrew Jeffery <andrew@aj.id.au>
> ---
> In v2:
>
> * Rename to aspeed,sdhci.yaml
> * Rename sd-controller compatible
> * Add `maxItems: 1` for reg properties
> * Move sdhci subnode description to patternProperties
> * Drop sdhci compatible requirement
> * #address-cells and #size-cells are required
> * Prevent additional properties
> * Implement explicit ranges in example
> * Remove slot property
>
>  .../devicetree/bindings/mmc/aspeed,sdhci.yaml | 90 +++++++++++++++++++
>  1 file changed, 90 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/mmc/aspeed,sdhci.yaml
>
> diff --git a/Documentation/devicetree/bindings/mmc/aspeed,sdhci.yaml b/Documentation/devicetree/bindings/mmc/aspeed,sdhci.yaml
> new file mode 100644
> index 000000000000..67a691c3348c
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/mmc/aspeed,sdhci.yaml
> @@ -0,0 +1,90 @@
> +# SPDX-License-Identifier: GPL-2.0-or-later
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/mmc/aspeed,sdhci.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: ASPEED SD/SDIO/eMMC Controller
> +
> +maintainers:
> +  - Andrew Jeffery <andrew@aj.id.au>
> +  - Ryan Chen <ryanchen.aspeed@gmail.com>
> +
> +description: |+
> +  The ASPEED SD/SDIO/eMMC controller exposes two slots implementing the SDIO
> +  Host Specification v2.00, with 1 or 4 bit data buses, or an 8 bit data bus if
> +  only a single slot is enabled.
> +
> +  The two slots are supported by a common configuration area. As the SDHCIs for
> +  the slots are dependent on the common configuration area, they are described
> +  as child nodes.
> +
> +properties:
> +  compatible:
> +    enum: [ aspeed,ast2400-sd-controller, aspeed,ast2500-sd-controller ]

This is actually a list of 4 strings. Please reformat to 1 per line.

Rob