Subject: [PATCH] arm/arm64: DT: Fix GICv2 CPU interface size

From: [email-masked] (Maxime Ripard)
Date: Wed, 25 Jun 2014 15:31:34 +0200

On Wed, Jun 25, 2014 at 11:37:54AM +0100, Marc Zyngier wrote:
> All the Cortex-{A7,A15} implementations are using a GICv2. Same for
> the current arm64 platforms.
> 
> Turns out that most of these platforms have described their GIC CPU
> interface size as being 4kB. while it is actually 8kB (the GICC_DIR
> register lives at offset 0x1000).
> 
> This was found when converting the GIC driver to use EOImode==1 on
> GICv2-based systems. It uses the GICC_DIR register, and the result
> is a very early firework...
> 
> Signed-off-by: Marc Zyngier <[email-masked]>

Just tested this on an Allwinner A31.

Acked-by: Maxime Ripard <[email-masked]>
Tested-by: Maxime Ripard <[email-masked]>

Thanks!
Maxime

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