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From: Nikita Travkin <nikita@trvn.ru>
To: Konrad Dybcio <konrad.dybcio@linaro.org>
Cc: agross@kernel.org, andersson@kernel.org, robh+dt@kernel.org,
	krzysztof.kozlowski+dt@linaro.org, quic_srivasam@quicinc.com,
	judyhsiao@chromium.org, mka@chromium.org, dianders@chromium.org,
	linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org,
	linux-kernel@vger.kernel.org,
	~postmarketos/upstreaming@lists.sr.ht
Subject: Re: [PATCH v4 1/4] arm64: dts: qcom: sc7180: Don't enable lpass clocks by default
Date: Fri, 07 Apr 2023 09:18:30 +0500	[thread overview]
Message-ID: <15c96acc4d502795b08c9b264efa7082@trvn.ru> (raw)
In-Reply-To: <7bec0262-8a20-9b6a-599f-5ba759e6bd6b@linaro.org>

Konrad Dybcio писал(а) 07.04.2023 00:31:
> On 6.04.2023 17:06, Nikita Travkin wrote:
>> lpass clocks are usually blocked from HLOS by the firmware and
>> instead are managed by the ADSP. Mark them as reserved and explicitly
>> enable in the CrOS boards that have special, cooperative firmware.
>>
>> Signed-off-by: Nikita Travkin <nikita@trvn.ru>
>> ---
>>  arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi | 8 ++++++++
>>  arch/arm64/boot/dts/qcom/sc7180.dtsi         | 4 ++++
>>  2 files changed, 12 insertions(+)
>>
>> diff --git a/arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi b/arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi
>> index 423630c4d02c..26def6e12723 100644
>> --- a/arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi
>> +++ b/arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi
>> @@ -785,6 +785,14 @@ alc5682: codec@1a {
>>  	};
>>  };
>>
>> +&lpasscc {
>> +	status = "okay";
>> +};
>> +
>> +&lpass_hm {
>> +	status = "okay";
>> +};
>> +
>>  &lpass_cpu {
>>  	status = "okay";
>>
> _hm should come after _cpu alphabetically
> 

Oops, will fix, thanks!

> w/ that
> 
> Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>
> 
> Konrad
>> diff --git a/arch/arm64/boot/dts/qcom/sc7180.dtsi b/arch/arm64/boot/dts/qcom/sc7180.dtsi
>> index 3c799b564b64..6f40301faa1c 100644
>> --- a/arch/arm64/boot/dts/qcom/sc7180.dtsi
>> +++ b/arch/arm64/boot/dts/qcom/sc7180.dtsi
>> @@ -3621,6 +3621,8 @@ lpasscc: clock-controller@62d00000 {
>>  			power-domains = <&lpass_hm LPASS_CORE_HM_GDSCR>;
>>  			#clock-cells = <1>;
>>  			#power-domain-cells = <1>;
>> +
>> +			status = "reserved"; /* Controlled by ADSP */
>>  		};
>>
>>  		lpass_cpu: lpass@62d87000 {
>> @@ -3669,6 +3671,8 @@ lpass_hm: clock-controller@63000000 {
>>
>>  			#clock-cells = <1>;
>>  			#power-domain-cells = <1>;
>> +
>> +			status = "reserved"; /* Controlled by ADSP */
>>  		};
>>  	};
>>

  reply	other threads:[~2023-04-07  4:18 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-04-06 15:06 [PATCH v4 0/4] Add Acer Aspire 1 Nikita Travkin
2023-04-06 15:06 ` [PATCH v4 1/4] arm64: dts: qcom: sc7180: Don't enable lpass clocks by default Nikita Travkin
2023-04-06 19:31   ` Konrad Dybcio
2023-04-07  4:18     ` Nikita Travkin [this message]
2023-04-06 15:06 ` [PATCH v4 2/4] arm64: dts: qcom: sc7180: Drop redundant disable in mdp Nikita Travkin
2023-04-06 15:06 ` [PATCH v4 3/4] dt-bindings: arm: qcom: Add Acer Aspire 1 Nikita Travkin
2023-04-06 15:06 ` [PATCH v4 4/4] arm64: dts: " Nikita Travkin
2023-04-06 19:34   ` Konrad Dybcio
2023-04-07  4:20     ` Nikita Travkin

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