linux-kernel - Re: [PATCH v1 2/3] dt-bindings: mailbox: Document armada-37xx-rwtm-mailbox binding

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Message-ID: <20181220214447.GA18008@bogus>
Date:   Thu, 20 Dec 2018 15:44:47 -0600
From:   Rob Herring <robh@...nel.org>
To:     Marek Behún <marek.behun@....cz>
Cc:     Jassi Brar <jassisinghbrar@...il.com>,
        linux-kernel@...r.kernel.org,
        Gregory CLEMENT <gregory.clement@...tlin.com>,
        linux-arm-kernel@...ts.infradead.org, devicetree@...r.kernel.org
Subject: Re: [PATCH v1 2/3] dt-bindings: mailbox: Document
 armada-37xx-rwtm-mailbox binding

On Mon, Dec 17, 2018 at 04:37:05PM +0100, Marek Behún wrote:
> This adds device tree binding documentation for the rWTM BIU mailbox
> driver on the Armada 37xx SOC (EspressoBin, Turris Mox).
> 
> Signed-off-by: Marek Behún <marek.behun@....cz>
> Cc: Rob Herring <robh+dt@...nel.org>
> Cc: devicetree@...r.kernel.org
> ---
>  .../mailbox/armada-37xx-rwtm-mailbox.txt         | 16 ++++++++++++++++
>  1 file changed, 16 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/mailbox/armada-37xx-rwtm-mailbox.txt
> 
> diff --git a/Documentation/devicetree/bindings/mailbox/armada-37xx-rwtm-mailbox.txt b/Documentation/devicetree/bindings/mailbox/armada-37xx-rwtm-mailbox.txt
> new file mode 100644
> index 000000000000..2d182d61eb3f
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/mailbox/armada-37xx-rwtm-mailbox.txt
> @@ -0,0 +1,16 @@
> +* rWTM BIU Mailbox driver for Armada 37xx
> +
> +Required properties:
> +- compatible :	must be "marvell,armada-37xx-rwtm-mailbox"

Don't use wildcards in compatible strings.

> +- reg : 	physical base address of the mailbox and length of memory mapped

mixed space and tab.

> +		region
> +- interrupts:	the IRQ line for the mailbox
> +- #mbox-cells:	must be 1
> +
> +Example:
> +	rwtm: mailbox@...00 {
> +		compatible = "marvell,armada-37xx-rwtm-mailbox";
> +		reg = <0xb0000 0x100>;
> +		interrupts = <GIC_SPI 18 IRQ_TYPE_LEVEL_HIGH>;
> +		#mbox-cells = <1>;
> +	};
> -- 
> 2.18.1
>