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[PATCH 2/6] Documentation: bindings: document the Alpine MSIX driver

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  [PATCH 2/6] Documentation: bindings: document the Alpine MSIX driver Antoine Tenart <antoine.tenart@free-electrons.com> - 2016-02-08 10:20 +0100
    Re: [PATCH 2/6] Documentation: bindings: document the Alpine MSIX  driver Marc Zyngier <marc.zyngier@arm.com> - 2016-02-08 16:00 +0100
      Re: [PATCH 2/6] Documentation: bindings: document the Alpine MSIX  driver Antoine Tenart <antoine.tenart@free-electrons.com> - 2016-02-08 16:10 +0100

#1328846 — [PATCH 2/6] Documentation: bindings: document the Alpine MSIX driver

Following the addition of the Alpine MSIX driver, this patch adds the
corresponding bindings documentation.

Signed-off-by: Antoine Tenart <antoine.tenart@free-electrons.com>
Signed-off-by: Tsahee Zidenberg <tsahee@annapurnalabs.com>
---
 .../interrupt-controller/al,alpine-msix.txt        | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/interrupt-controller/al,alpine-msix.txt

diff --git a/Documentation/devicetree/bindings/interrupt-controller/al,alpine-msix.txt b/Documentation/devicetree/bindings/interrupt-controller/al,alpine-msix.txt
new file mode 100644
index 000000000000..a77d5a76e8d5
--- /dev/null
+++ b/Documentation/devicetree/bindings/interrupt-controller/al,alpine-msix.txt
@@ -0,0 +1,22 @@
+Alpine MSIX controller
+
+Required properties:
+
+- compatible: should be "al,alpine-msix"
+- reg: physical base address and size of the registers
+- interrupt-controller: identifies the node as an interrupt controller
+- msi-controller: identifies the node as an PCI Message Signaled Interrupt
+		  controller
+- al,msi-base-spi: SPI base of the MSI frame
+- al,msi-num-spis: number of SPIs assigned to the MSI frame
+
+Example:
+
+msix: msix {
+	compatible = "al,alpine-msix";
+	reg = <0x0 0xfbe00000 0x0 0x100000>;
+	interrupt-controller;
+	msi-controller;
+	al,msi-base-spi = <160>;
+	al,msi-num-spis = <160>;
+};
-- 
2.7.0

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#1329138 — Re: [PATCH 2/6] Documentation: bindings: document the Alpine MSIX driver

On 08/02/16 09:16, Antoine Tenart wrote:
> Following the addition of the Alpine MSIX driver, this patch adds the
> corresponding bindings documentation.
> 
> Signed-off-by: Antoine Tenart <antoine.tenart@free-electrons.com>
> Signed-off-by: Tsahee Zidenberg <tsahee@annapurnalabs.com>
> ---
>  .../interrupt-controller/al,alpine-msix.txt        | 22 ++++++++++++++++++++++
>  1 file changed, 22 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/interrupt-controller/al,alpine-msix.txt
> 
> diff --git a/Documentation/devicetree/bindings/interrupt-controller/al,alpine-msix.txt b/Documentation/devicetree/bindings/interrupt-controller/al,alpine-msix.txt
> new file mode 100644
> index 000000000000..a77d5a76e8d5
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/interrupt-controller/al,alpine-msix.txt
> @@ -0,0 +1,22 @@
> +Alpine MSIX controller
> +
> +Required properties:
> +
> +- compatible: should be "al,alpine-msix"
> +- reg: physical base address and size of the registers
> +- interrupt-controller: identifies the node as an interrupt controller
> +- msi-controller: identifies the node as an PCI Message Signaled Interrupt
> +		  controller
> +- al,msi-base-spi: SPI base of the MSI frame
> +- al,msi-num-spis: number of SPIs assigned to the MSI frame
> +
> +Example:
> +
> +msix: msix {
> +	compatible = "al,alpine-msix";
> +	reg = <0x0 0xfbe00000 0x0 0x100000>;
> +	interrupt-controller;
> +	msi-controller;
> +	al,msi-base-spi = <160>;
> +	al,msi-num-spis = <160>;
> +};
> 

This example seems to rely on an implicit interrupt-parent. You probably
want to update the example to clarify it.

Thanks,

	M.
-- 
Jazz is not dead. It just smells funny...

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#1329153 — Re: [PATCH 2/6] Documentation: bindings: document the Alpine MSIX driver

[Multipart message — attachments visible in raw view] — view raw

On Mon, Feb 08, 2016 at 02:55:57PM +0000, Marc Zyngier wrote:
> On 08/02/16 09:16, Antoine Tenart wrote:
> > +
> > +Example:
> > +
> > +msix: msix {
> > +	compatible = "al,alpine-msix";
> > +	reg = <0x0 0xfbe00000 0x0 0x100000>;
> > +	interrupt-controller;
> > +	msi-controller;
> > +	al,msi-base-spi = <160>;
> > +	al,msi-num-spis = <160>;
> > +};
> > 
> 
> This example seems to rely on an implicit interrupt-parent. You probably
> want to update the example to clarify it.

Right. I'll add the interrupt-parent property in the required properties
and in the example msix node.

Antoine

-- 
Antoine Ténart, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com

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