Re: [PATCH v5 1/4] dt-bindings/gic-v3: Add msm8996 compatible string
From: Rob Herring
Date: Mon Dec 10 2018 - 17:19:43 EST
On Mon, 10 Dec 2018 13:56:30 +0000, Srinivas Kandagatla wrote:
> Access to GICR_WAKER is restricted on msm8996 SoC in Hypervisor.
> There are many devices out there with this restriction in place
> and there has been no update to this firmware since last few years,
> making those devices totally unusable for upstream development.
>
> IIDR register value conflicts with other SoCs, using compatible seems
> to be the only way to apply quirks required for msm8996 based SoCs.
>
> Without this quirk many qcom SoCs (atleast 3 that I know) are
> unable to boot mainline.
>
> Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@xxxxxxxxxx>
> ---
> .../devicetree/bindings/interrupt-controller/arm,gic-v3.txt | 4 +++-
> 1 file changed, 3 insertions(+), 1 deletion(-)
>
Reviewed-by: Rob Herring <robh@xxxxxxxxxx>