linux-kernel - Re: [PATCH linux-next v5 4/5] Documentation: atmel-quadspi: add binding file for Atmel QSPI driver

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Date:	Tue, 8 Sep 2015 18:29:20 -0500
From:	Rob Herring <robh@...nel.org>
To:	Cyrille Pitchen <cyrille.pitchen@...el.com>,
	nicolas.ferre@...el.com, broonie@...nel.org,
	linux-spi@...r.kernel.org, dwmw2@...radead.org,
	computersforpeace@...il.com, zajec5@...il.com, beanhuo@...ron.com,
	juhosg@...nwrt.org, marex@...x.de, shijie.huang@...el.com,
	ben@...adent.org.uk
Cc:	linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
	devicetree@...r.kernel.org, robh+dt@...nel.org, pawel.moll@....com,
	mark.rutland@....com, ijc+devicetree@...lion.org.uk,
	galak@...eaurora.org, linux-mtd@...ts.infradead.org
Subject: Re: [PATCH linux-next v5 4/5] Documentation: atmel-quadspi: add
 binding file for Atmel QSPI driver

On 08/26/2015 07:30 AM, Cyrille Pitchen wrote:
> This patch documents the DT bindings for the driver of the Atmel QSPI
> controller embedded inside sama5d2x SoCs.
> 
> Signed-off-by: Cyrille Pitchen <cyrille.pitchen@...el.com>
> Acked-by: Nicolas Ferre <nicolas.ferre@...el.com>
> Acked-by: Marek Vasut <marex@...x.de>

Acked-by: Rob Herring <robh@...nel.org>

> ---
>  .../devicetree/bindings/mtd/atmel-quadspi.txt      | 29 ++++++++++++++++++++++
>  1 file changed, 29 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/mtd/atmel-quadspi.txt
> 
> diff --git a/Documentation/devicetree/bindings/mtd/atmel-quadspi.txt b/Documentation/devicetree/bindings/mtd/atmel-quadspi.txt
> new file mode 100644
> index 000000000000..0b8d545bb198
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/mtd/atmel-quadspi.txt
> @@ -0,0 +1,29 @@
> +* Atmel Quad Serial Peripheral Interface (QSPI)
> +
> +Required properties:
> +- compatible:     should be "atmel,sama5d2-qspi"
> +- reg:            the first contains the register location and length,
> +                  the second contains the memory mapping address and length
> +- interrupts:     should contain the interrupt for the device
> +- clocks:         the phandle of the clock needed by the QSPI controller
> +- #address-cells: should be <1>
> +- #size-cells:    should be <0>
> +
> +Example:
> +
> +spi@...20000 {
> +	compatible = "atmel,sama5d2-qspi";
> +	reg = <0xf0020000 0x100>,
> +	      <0xd0000000 0x8000000>;
> +	interrupts = <52 IRQ_TYPE_LEVEL_HIGH 7>;
> +	clocks = <&spi0_clk>;
> +	#address-cells = <1>;
> +	#size-cells = <0>;
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&pinctrl_spi0_default>;
> +	status = "okay";
> +
> +	m25p80@0 {
> +		...
> +	};
> +};
> 

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