linux-kernel - Re: [PATCH] arm64: dts: qcom: sa8775p: pmic: enable rtc

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Message-ID: <14392fbf-9bf6-4e39-8ba2-59473351a64b@quicinc.com>
Date: Thu, 19 Sep 2024 10:23:29 +0800
From: Tingguo Cheng <quic_tingguoc@...cinc.com>
To: Krzysztof Kozlowski <krzk@...nel.org>, <andersson@...nel.org>,
        <konradybcio@...nel.org>, <robh@...nel.org>, <krzk+dt@...nel.org>,
        <conor+dt@...nel.org>
CC: <linux-arm-msm@...r.kernel.org>, <devicetree@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>, <kernel@...cinc.com>,
        <quic_kotarake@...cinc.com>, <quic_kamalw@...cinc.com>,
        <quic_skakitap@...cinc.com>, <quic_fenglinw@...cinc.com>
Subject: Re: [PATCH] arm64: dts: qcom: sa8775p: pmic: enable rtc



On 9/6/2024 8:22 PM, Krzysztof Kozlowski wrote:
> On 02/09/2024 12:43, Tingguo Cheng wrote:
>> Add RTC node, the RTC is controlled by PMIC device via spmi bus.
>>
>> Signed-off-by: Tingguo Cheng <quic_tingguoc@...cinc.com>
>> ---
>>   arch/arm64/boot/dts/qcom/sa8775p-pmics.dtsi | 8 ++++++++
>>   1 file changed, 8 insertions(+)
>>
>> diff --git a/arch/arm64/boot/dts/qcom/sa8775p-pmics.dtsi b/arch/arm64/boot/dts/qcom/sa8775p-pmics.dtsi
>> index 1369c3d43f86..47d05b897d5a 100644
>> --- a/arch/arm64/boot/dts/qcom/sa8775p-pmics.dtsi
>> +++ b/arch/arm64/boot/dts/qcom/sa8775p-pmics.dtsi
> 
> We achieved consensus allowing sa8775p to stay, but now Qualcomm changes
> point of view and insists on new approach of dropping sa8775p. Therefore
> this change does not make much sense in the new approach.
> 
The new approach(QCS9100+sa8775p compatible) will still use the same 
PMIC chip(As usually, include sa8775p-pmics.dtsi as it's pmic part). 
Therefore, from this point, it does make sense in the new approach.
 From another point, for old boards, this change should have been there.

> Best regards,
> Krzysztof
> 

-- 
Thank you & BRs
Tingguo