From mboxrd@z Thu Jan 1 00:00:00 1970 From: Rob Herring Subject: Re: [PATCH v5 1/4] dt-bindings/gic-v3: Add msm8996 compatible string Date: Mon, 10 Dec 2018 16:19:38 -0600 Message-ID: <20181210221938.GA23517@bogus> References: <20181210135633.30283-1-srinivas.kandagatla@linaro.org> <20181210135633.30283-2-srinivas.kandagatla@linaro.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <20181210135633.30283-2-srinivas.kandagatla@linaro.org> Sender: linux-kernel-owner@vger.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 List-Id: devicetree@vger.kernel.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 > --- > .../devicetree/bindings/interrupt-controller/arm,gic-v3.txt | 4 +++- > 1 file changed, 3 insertions(+), 1 deletion(-) > Reviewed-by: Rob Herring