Subject: [PATCH 1/2] arm64: dts: zx: Change gic node to fix boot failure

From: [email-masked] (Shawn Guo)
Date: Wed, 12 Oct 2016 10:37:17 +0800

On Wed, Oct 12, 2016 at 10:14:15AM +0800, Jun Nie wrote:
> GICR for multiple CPU can be described with start address and stride,
> or with multiple address. Current multiple address and stride are
> both used. Fix it.

I think we need to tell the full story about this boot failure in commit
log, i.e. it boots fine on v4.8-rc and fails on linux-next because of
the mm/vmalloc.c changes.

Shawn

> 
> Signed-off-by: Jun Nie <[email-masked]>
> ---
>  arch/arm64/boot/dts/zte/zx296718.dtsi | 11 +++--------
>  1 file changed, 3 insertions(+), 8 deletions(-)
> 
> diff --git a/arch/arm64/boot/dts/zte/zx296718.dtsi b/arch/arm64/boot/dts/zte/zx296718.dtsi
> index a223066..6b239a3 100644
> --- a/arch/arm64/boot/dts/zte/zx296718.dtsi
> +++ b/arch/arm64/boot/dts/zte/zx296718.dtsi
> @@ -239,16 +239,11 @@
>  		compatible = "arm,gic-v3";
>  		#interrupt-cells = <3>;
>  		#address-cells = <0>;
> -		#redistributor-regions = <6>;
> -		redistributor-stride = <0x0 0x40000>;
> +		#redistributor-regions = <1>;
> +		redistributor-stride = <0x20000>;
>  		interrupt-controller;
>  		reg = <0x02a00000 0x10000>,
> -		      <0x02b00000 0x20000>,
> -		      <0x02b20000 0x20000>,
> -		      <0x02b40000 0x20000>,
> -		      <0x02b60000 0x20000>,
> -		      <0x02b80000 0x20000>,
> -		      <0x02ba0000 0x20000>;
> +		      <0x02b00000 0xc0000>;
>  		interrupts = <GIC_PPI 9 IRQ_TYPE_LEVEL_HIGH>;
>  	};
>  
> -- 
> 1.9.1
> 
> 
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