On Tue, Oct 03, 2017 at 03:20:27PM +0100, Julien Grall wrote:
> Currently, the examples are using 2MB for the ITS size. Per the
> specification (section 8.18 in ARM IHI 0069D), the ITS address map is
> 128KB.
> 
> Update the examples to match the specification.
> 
> Signed-off-by: Julien Grall <[email protected]>

This looks sane to me, per my reading of that section of the spec.

Marc, was there some reason we used such a large size? Or was the extra
zero unintentional?

Thanks,
Mark.

> ---
>  .../devicetree/bindings/interrupt-controller/arm,gic-v3.txt         | 6 
> +++---
>  1 file changed, 3 insertions(+), 3 deletions(-)
> 
> diff --git 
> a/Documentation/devicetree/bindings/interrupt-controller/arm,gic-v3.txt 
> b/Documentation/devicetree/bindings/interrupt-controller/arm,gic-v3.txt
> index 4c29cdab0ea5..5eb108e180fa 100644
> --- a/Documentation/devicetree/bindings/interrupt-controller/arm,gic-v3.txt
> +++ b/Documentation/devicetree/bindings/interrupt-controller/arm,gic-v3.txt
> @@ -99,7 +99,7 @@ Examples:
>                       compatible = "arm,gic-v3-its";
>                       msi-controller;
>                       #msi-cells = <1>;
> -                     reg = <0x0 0x2c200000 0 0x200000>;
> +                     reg = <0x0 0x2c200000 0 0x20000>;
>               };
>       };
>  
> @@ -124,14 +124,14 @@ Examples:
>                       compatible = "arm,gic-v3-its";
>                       msi-controller;
>                       #msi-cells = <1>;
> -                     reg = <0x0 0x2c200000 0 0x200000>;
> +                     reg = <0x0 0x2c200000 0 0x20000>;
>               };
>  
>               gic-its@2c400000 {
>                       compatible = "arm,gic-v3-its";
>                       msi-controller;
>                       #msi-cells = <1>;
> -                     reg = <0x0 0x2c400000 0 0x200000>;
> +                     reg = <0x0 0x2c400000 0 0x20000>;
>               };
>  
>               ppi-partitions {
> -- 
> 2.11.0
> 

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