linux-kernel - Re: [PATCH 2/2] arm64: dts: qcom: qcs8300-ride: Enable PMIC peripherals

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Message-ID: <4f3921b1-412e-4982-b360-d0e6cec69673@oss.qualcomm.com>
Date: Fri, 29 Nov 2024 12:30:56 +0100
From: Konrad Dybcio <konrad.dybcio@....qualcomm.com>
To: Konrad Dybcio <konrad.dybcio@....qualcomm.com>,
        Tingguo Cheng <quic_tingguoc@...cinc.com>, quic_fenglinw@...cinc.com,
        quic_tingweiz@...cinc.com, kernel@...cinc.com,
        Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konradybcio@...nel.org>, Rob Herring <robh@...nel.org>,
        Krzysztof Kozlowski <krzk+dt@...nel.org>,
        Conor Dooley <conor+dt@...nel.org>
Cc: linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/2] arm64: dts: qcom: qcs8300-ride: Enable PMIC
 peripherals

On 29.11.2024 12:14 PM, Konrad Dybcio wrote:
> On 26.11.2024 10:35 AM, Tingguo Cheng wrote:
>> Enable PMIC and PMIC peripherals for qcs8300-ride board. The qcs8
>> 300-ride uses 2 pmics(pmm8620au:0,pmm8650au:1) on the board, which
>> are variants of pmm8654au used on sa8775p/qcs9100 -ride(4x pmics).
>>
>> Signed-off-by: Tingguo Cheng <quic_tingguoc@...cinc.com>
>> ---
>>  arch/arm64/boot/dts/qcom/qcs8300-ride.dts | 23 +++++++++++++++++++++++
>>  1 file changed, 23 insertions(+)
>>
>> diff --git a/arch/arm64/boot/dts/qcom/qcs8300-ride.dts b/arch/arm64/boot/dts/qcom/qcs8300-ride.dts
>> index 7eed19a694c39dbe791afb6a991db65acb37e597..9447efb9cd01654b74ec4c18dec58b1956ffe710 100644
>> --- a/arch/arm64/boot/dts/qcom/qcs8300-ride.dts
>> +++ b/arch/arm64/boot/dts/qcom/qcs8300-ride.dts
>> @@ -9,6 +9,7 @@
>>  #include <dt-bindings/regulator/qcom,rpmh-regulator.h>
>>  
>>  #include "qcs8300.dtsi"
>> +#include "sa8775p-pmics.dtsi"
>>  / {
>>  	model = "Qualcomm Technologies, Inc. QCS8300 Ride";
>>  	compatible = "qcom,qcs8300-ride", "qcom,qcs8300";
>> @@ -223,6 +224,28 @@ &gcc {
>>  		 <0>;
>>  };
>>  
>> +&pmm8654au_0_pon_resin{
>> +	linux,code = <KEY_VOLUMEDOWN>;
>> +
>> +	status = "okay";
>> +};
>> +
>> +&pmm8654au_2{
>> +	status = "disabled";
>> +};
>> +
>> +&pmm8654au_2_thermal{
>> +	status = "disabled";
>> +};
>> +
>> +&pmm8654au_3{
>> +	status = "disabled";
>> +};
>> +
>> +&pmm8654au_3_thermal{
>> +	status = "disabled";
>> +};
> 
> Are all these PMICs absent?

OK I re-read the commit message..

Disabling a lot of things usually points to a backwards approach,
are there any other PMICs on board?

Konrad