From: Rob Herring <robh@kernel.org>
Cc: marc.zyngier@arm.com, sudeep.holla@arm.com, tglx@linutronix.de,
jason@lakedaemon.net, linux-kernel@vger.kernel.org,
linux-arm-msm@vger.kernel.org, rnayak@codeaurora.org,
sboyd@kernel.org, bjorn.andersson@linaro.org,
nicolas.dechesne@linaro.org, ctatlor97@gmail.com,
vkoul@kernel.org, robh+dt@kernel.org, devicetree@vger.kernel.org,
Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Subject: Re: [PATCH v5 1/4] dt-bindings/gic-v3: Add msm8996 compatible string
Date: Mon, 10 Dec 2018 16:19:38 -0600 [thread overview]
Message-ID: <20181210221938.GA23517@bogus> (raw)
In-Reply-To: <20181210135633.30283-2-srinivas.kandagatla@linaro.org>
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@linaro.org>
> ---
> .../devicetree/bindings/interrupt-controller/arm,gic-v3.txt | 4 +++-
> 1 file changed, 3 insertions(+), 1 deletion(-)
>
Reviewed-by: Rob Herring <robh@kernel.org>
next prev parent reply other threads:[~2018-12-10 22:19 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-12-10 13:56 [PATCH v5 0/4] irqchip/gic-v3: Add support to DT based quirk for msm8996 Srinivas Kandagatla
2018-12-10 13:56 ` [PATCH v5 1/4] dt-bindings/gic-v3: Add msm8996 compatible string Srinivas Kandagatla
2018-12-10 22:19 ` Rob Herring [this message]
2018-12-10 13:56 ` [PATCH v5 2/4] irqchip/gic: common: add support to device tree based quirks Srinivas Kandagatla
2018-12-10 13:56 ` [PATCH v5 3/4] irqchip: gic-v3: Add quirk for msm8996 secured registers Srinivas Kandagatla
2018-12-10 13:56 ` [PATCH v5 4/4] arm64: dts: add msm8996 compatible to gicv3 Srinivas Kandagatla
2018-12-13 17:26 ` Marc Zyngier
2018-12-13 17:56 ` Srinivas Kandagatla
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