From mboxrd@z Thu Jan  1 00:00:00 1970
From: Sai Prakash Ranjan <saiprakash.ranjan@codeaurora.org>
Subject: Re: [PATCHv4 1/4] arm64: dts: qcom: sdm845: Add Coresight support
Date: Tue, 29 Jan 2019 00:47:50 +0530
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To: Mathieu Poirier <mathieu.poirier@linaro.org>
Cc: Suzuki K Poulose <suzuki.poulose@arm.com>, Rob Herring <robh+dt@kernel.org>, Leo Yan <leo.yan@linaro.org>, Alexander Shishkin <alexander.shishkin@linux.intel.com>, Andy Gross <andy.gross@linaro.org>, David Brown <david.brown@linaro.org>, Vivek Gautam <vivek.gautam@codeaurora.org>, Doug Anderson <dianders@chromium.org>, Stephen Boyd <sboyd@kernel.org>, Bjorn Andersson <bjorn.andersson@linaro.org>, devicetree@vger.kernel.org, Mark Rutland <mark.rutland@arm.com>, Rajendra Nayak <rnayak@codeaurora.org>, Sibi Sankar <sibis@codeaurora.org>, linux-arm-kernel <linux-arm-kernel@lists.infradead.org>, Linux Kernel Mailing List <linux-kernel@vger.kernel.org>, linux-arm-msm <linux-arm-msm@vger.kernel.org>, John Horley <John.Horley@arm.com>
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On 1/28/2019 10:45 PM, Mathieu Poirier wrote:

>> For SDM845(A75 based):
>>
>> *0xB_B8_03* does indicate that the JEP106 identification
>> code is 0x3B and continuation code is 0x4 which is of ARM and not
>> QCOM(JEP106 ID is 0x70) which is expected.
>>
>> And the other values of PIDR0[0:7] and PIDR1[3:0] are *Implementation
>> defined part numbers* and can be different from ARM A75/A55.
>>
>> I think this clears up case for SDM845.
>>
>> As for MSM8996, it is not based on any ARM derivative and hence the
>> JEP106 ID is of QCOM(0x70) from the value of pid = *0xF_02_11*
>> based on PIDR1[7:4] and PIDR2[2:0]. This clears this as well.
>>
>> Please correct me if I am wrong and also let me know if I can
>> continue with PID addition to table.
> 
> Please proceed.
> 

Thanks Mathieu, posted the next version now.

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