linux-kernel - Re: [PATCH 2/2] ARM: dts: NSP: Fix PPI interrupt types

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Message-ID: <2f4dfba2-923a-840a-7dc9-5761380b28c5@gmail.com>
Date:   Tue, 7 Nov 2017 14:30:01 -0800
From:   Florian Fainelli <f.fainelli@...il.com>
To:     bcm-kernel-feedback-list@...adcom.com
Cc:     linux-kernel@...r.kernel.org, devicetree@...r.kernel.org,
        jon.mason@...adcom.com, rjui@...adcom.com, sbranden@...adcom.com,
        linux@...linux.org.uk, mark.rutland@....com, robh+dt@...nel.org,
        linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH 2/2] ARM: dts: NSP: Fix PPI interrupt types

On 11/07/2017 02:28 PM, Florian Fainelli wrote:
> Booting a kernel results in the kernel warning us about the following
> PPI interrupts configuration:
> [    0.105127] smp: Bringing up secondary CPUs ...
> [    0.110545] GIC: PPI11 is secure or misconfigured
> [    0.110551] GIC: PPI13 is secure or misconfigured
> 
> Fix this by using the appropriate edge configuration for PPI11 and
> PPI13, this is similar to what was fixed for Northstar (BCM5301X) in
> commit 0e34079cd1f6 ("ARM: dts: BCM5301X: Correct GIC_PPI interrupt
> flags").
> 
> Fixes: 1a9d53cabaf4 ("ARM: dts: NSP: Add TWD Support to DT")

this should have been Fixes: 7b2e987de207 ("ARM: NSP: add minimal
Northstar Plus device tree"), I can fix that up while applying unless
there are other comments.

> Fixes: 1a9d53cabaf4 ("ARM: dts: NSP: Add TWD Support to DT")
> Signed-off-by: Florian Fainelli <f.fainelli@...il.com>
> ---
>  arch/arm/boot/dts/bcm-nsp.dtsi | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/arch/arm/boot/dts/bcm-nsp.dtsi b/arch/arm/boot/dts/bcm-nsp.dtsi
> index dff66974feed..d5f5e92e7488 100644
> --- a/arch/arm/boot/dts/bcm-nsp.dtsi
> +++ b/arch/arm/boot/dts/bcm-nsp.dtsi
> @@ -85,7 +85,7 @@
>  		timer@...00 {
>  			compatible = "arm,cortex-a9-global-timer";
>  			reg = <0x20200 0x100>;
> -			interrupts = <GIC_PPI 11 IRQ_TYPE_LEVEL_HIGH>;
> +			interrupts = <GIC_PPI 11 IRQ_TYPE_EDGE_RISING>;
>  			clocks = <&periph_clk>;
>  		};
>  
> @@ -93,7 +93,7 @@
>  			compatible = "arm,cortex-a9-twd-timer";
>  			reg = <0x20600 0x20>;
>  			interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(2) |
> -						  IRQ_TYPE_LEVEL_HIGH)>;
> +						  IRQ_TYPE_EDGE_RISING)>;
>  			clocks = <&periph_clk>;
>  		};
>  
> 


-- 
Florian