From: Kathiravan Thirumoorthy <quic_kathirav@quicinc.com>
To: Konrad Dybcio <konrad.dybcio@linaro.org>,
Andy Gross <agross@kernel.org>,
Bjorn Andersson <andersson@kernel.org>,
Jassi Brar <jassisinghbrar@gmail.com>,
Rob Herring <robh+dt@kernel.org>,
"Krzysztof Kozlowski" <krzysztof.kozlowski+dt@linaro.org>,
Conor Dooley <conor+dt@kernel.org>,
Michael Turquette <mturquette@baylibre.com>,
"Stephen Boyd" <sboyd@kernel.org>,
Sricharan Ramabadhran <quic_srichara@quicinc.com>,
Anusha Rao <quic_anusha@quicinc.com>,
Devi Priya <quic_devipriy@quicinc.com>,
<linux-arm-msm@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
<devicetree@vger.kernel.org>, <linux-clk@vger.kernel.org>
Subject: Re: [PATCH RESEND 7/7] arm64: dts: qcom: include the GPLL0 as clock provider for IPQ mailbox
Date: Wed, 6 Sep 2023 15:08:59 +0530 [thread overview]
Message-ID: <75abfafd-2065-258d-0964-e1c50f094ee5@quicinc.com> (raw)
In-Reply-To: <cbb530b9-224b-4b6f-8551-dd8340a59408@linaro.org>
On 9/6/2023 3:03 PM, Konrad Dybcio wrote:
> On 6.09.2023 06:56, Kathiravan Thirumoorthy wrote:
>> While the kernel is booting up, APSS PLL will be running at 800MHz with
>> GPLL0 as source. Once the cpufreq driver is available, APSS PLL will be
>> configured to the rate based on the opp table and the source also will be
>> changed to APSS_PLL_EARLY.
>>
>> Also, dynamic scaling of CPUFreq is not supported on IPQ5332, so to switch
>> between the frequencies we need to park the APSS PLL in safe source,
>> here it is GPLL0 and then shutdown and bring up the APSS PLL in the
>> desired rate. So this patch is preparatory one to enable the CPUFreq on
>> IPQ5332.
>>
>> Signed-off-by: Kathiravan Thirumoorthy <quic_kathirav@quicinc.com>
>> ---
> Please split this. Somebody reverting this in the future will have
> a hard time resolving conflicts.
Ack, will split it out in V2.
>
> Konrad
next prev parent reply other threads:[~2023-09-06 9:39 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-09-06 4:56 [PATCH RESEND 0/7] Add GPLL0 as clock provider for the Qualcomm's IPQ mailbox controller Kathiravan Thirumoorthy
2023-09-06 4:56 ` [PATCH RESEND 1/7] clk: qcom: ipq8074: drop the CLK_SET_RATE_PARENT flag from PLL clocks Kathiravan Thirumoorthy
2023-09-06 4:56 ` [PATCH RESEND 2/7] clk: qcom: ipq6018: " Kathiravan Thirumoorthy
2023-09-06 4:56 ` [PATCH RESEND 3/7] clk: qcom: ipq9574: drop the CLK_SET_RATE_PARENT flag from GPLL clocks Kathiravan Thirumoorthy
2023-09-06 4:56 ` [PATCH RESEND 4/7] clk: qcom: ipq5332: " Kathiravan Thirumoorthy
2023-09-06 4:56 ` [PATCH RESEND 5/7] dt-bindings: mailbox: qcom: add one more clock provider for IPQ mailbox Kathiravan Thirumoorthy
2023-09-06 8:06 ` Krzysztof Kozlowski
2023-09-06 4:56 ` [PATCH RESEND 6/7] clk: qcom: apss-ipq6018: add the GPLL0 clock also as clock provider Kathiravan Thirumoorthy
2023-09-09 15:41 ` Robert Marko
2023-09-11 10:26 ` Konrad Dybcio
2023-09-06 4:56 ` [PATCH RESEND 7/7] arm64: dts: qcom: include the GPLL0 as clock provider for IPQ mailbox Kathiravan Thirumoorthy
2023-09-06 9:33 ` Konrad Dybcio
2023-09-06 9:38 ` Kathiravan Thirumoorthy [this message]
2023-09-06 5:00 ` [PATCH RESEND 0/7] Add GPLL0 as clock provider for the Qualcomm's IPQ mailbox controller Kathiravan Thirumoorthy
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