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[PATCH 6/7] Documentation: atmel-quadspi: add binding file for Atmel QSPI driver

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  [PATCH 6/7] Documentation: atmel-quadspi: add binding file for Atmel QSPI driver Cyrille Pitchen <cyrille.pitchen@atmel.com> - 2015-07-16 17:30 +0200
    Re: [PATCH 6/7] Documentation: atmel-quadspi: add binding file for  Atmel QSPI driver Sergei Shtylyov <sergei.shtylyov@cogentembedded.com> - 2015-07-17 13:50 +0200

#1185960 — [PATCH 6/7] Documentation: atmel-quadspi: add binding file for Atmel QSPI driver

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@atmel.com>
---
 .../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..a0d60ac7ae10
--- /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 clock needed by the QSPI controller
+  - #address-cells : should be 1
+  - #size-cells : should be 0
+
+Example:
+
+qspi0: qspi@f0020000 {
+	compatible = "atmel,sama5d2-qspi";
+	reg = <0xf0020000 0x100>,
+	      <0xd0000000 0x08000000>;
+	interrupts = <52 IRQ_TYPE_LEVEL_HIGH 7>;
+	clocks = <&qspi0_clk>;
+	#address-cells = <1>;
+	#size-cells = <0>;
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_qspi0_default>;
+	status = "okay";
+
+	m25p80@0 {
+		...
+	};
+};
-- 
1.8.2.2

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#1186738 — Re: [PATCH 6/7] Documentation: atmel-quadspi: add binding file for Atmel QSPI driver

Hello.

On 7/16/2015 6:27 PM, 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@atmel.com>
> ---
>   .../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..a0d60ac7ae10
> --- /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 clock needed by the QSPI controller
> +  - #address-cells : should be 1
> +  - #size-cells : should be 0
> +
> +Example:
> +
> +qspi0: qspi@f0020000 {

     Once again, the ePAPR standard tells up to call the node just "spi", not 
"qspi".

> +	compatible = "atmel,sama5d2-qspi";
> +	reg = <0xf0020000 0x100>,
> +	      <0xd0000000 0x08000000>;

    Either you use the leading zeroes or you don't. :-)

[...]

MBR, Sergei

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