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[v3,6/7] dt-bindings: add irq domain parent binding

Message ID 1412864980-20273-7-git-send-email-yingjoe.chen@mediatek.com (mailing list archive)
State New, archived
Headers show

Commit Message

Yingjoe Chen Oct. 9, 2014, 2:29 p.m. UTC
From: "Joe.C" <yingjoe.chen@mediatek.com>

Add "arm,irq-domain-hierarchy" optional property.

Signed-off-by: Joe.C <yingjoe.chen@mediatek.com>
---
 Documentation/devicetree/bindings/arm/gic.txt | 2 ++
 1 file changed, 2 insertions(+)

Comments

Mark Rutland Oct. 9, 2014, 2:57 p.m. UTC | #1
Hi,

On Thu, Oct 09, 2014 at 03:29:39PM +0100, Joe.C wrote:
> From: "Joe.C" <yingjoe.chen@mediatek.com>
> 
> Add "arm,irq-domain-hierarchy" optional property.
> 
> Signed-off-by: Joe.C <yingjoe.chen@mediatek.com>
> ---
>  Documentation/devicetree/bindings/arm/gic.txt | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/arm/gic.txt b/Documentation/devicetree/bindings/arm/gic.txt
> index c7d2fa1..f0bb759 100644
> --- a/Documentation/devicetree/bindings/arm/gic.txt
> +++ b/Documentation/devicetree/bindings/arm/gic.txt
> @@ -68,6 +68,8 @@ Example:
>  		      <0xfff10100 0x100>;
>  	};
>  
> +- arm,irq-domain-hierarchy : When this property exists, gic will be used as
> +  parent for hierarchy irq domain.

IRQ domains are a Linux internal detail, and their description doesn't
belong in the DT. So this property does not look like it should be
described in the DT.

I don't see a description of any relationship between devices here, so
it's not clear to me what this property is intended to imply.

Why do you think you need this?

Thanks,
Mark.
diff mbox

Patch

diff --git a/Documentation/devicetree/bindings/arm/gic.txt b/Documentation/devicetree/bindings/arm/gic.txt
index c7d2fa1..f0bb759 100644
--- a/Documentation/devicetree/bindings/arm/gic.txt
+++ b/Documentation/devicetree/bindings/arm/gic.txt
@@ -68,6 +68,8 @@  Example:
 		      <0xfff10100 0x100>;
 	};
 
+- arm,irq-domain-hierarchy : When this property exists, gic will be used as
+  parent for hierarchy irq domain.
 
 * GIC virtualization extensions (VGIC)