From: Konrad Dybcio <konrad.dybcio@linaro.org>
To: Ajit Pandey <quic_ajipan@quicinc.com>,
Michael Turquette <mturquette@baylibre.com>,
Stephen Boyd <sboyd@kernel.org>, Rob Herring <robh@kernel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
Conor Dooley <conor+dt@kernel.org>,
Bjorn Andersson <andersson@kernel.org>,
Vinod Koul <vkoul@kernel.org>,
Vladimir Zapolskiy <vladimir.zapolskiy@linaro.org>
Cc: linux-arm-msm@vger.kernel.org, linux-clk@vger.kernel.org,
devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
Taniya Das <quic_tdas@quicinc.com>,
Jagadeesh Kona <quic_jkona@quicinc.com>,
Imran Shaik <quic_imrashai@quicinc.com>,
Satya Priya Kakitapalli <quic_skakitap@quicinc.com>
Subject: Re: [PATCH V4 8/8] arm64: dts: qcom: sm4450: add camera, display and gpu clock controller
Date: Thu, 11 Jul 2024 11:55:37 +0200 [thread overview]
Message-ID: <95a835e2-9fd9-467b-bd0a-8eeb80ddf678@linaro.org> (raw)
In-Reply-To: <ba7d12d3-c582-45ec-beed-e81182fe3252@quicinc.com>
On 3.07.2024 11:16 AM, Ajit Pandey wrote:
>
>
> On 6/13/2024 1:11 PM, Konrad Dybcio wrote:
>>
>>
>> On 6/11/24 15:37, Ajit Pandey wrote:
>>> Add device node for camera, display and graphics clock controller on
>>> Qualcomm SM4450 platform.
>>>
>>> Signed-off-by: Ajit Pandey <quic_ajipan@quicinc.com>
>>> ---
>>
>> None of these nodes reference a power domain (which would usually be
>> CX/MX/MMCX). This way, the RPMhPDs will never be scaled.
>>
>> The current upstream implementation only allows one power domain to be
>> scaled, but that's better than none (see other DTs for recent SoCs).
>>
>> Konrad
>
> SM4450 doesn't support MMCX and CX/MX domains will remain active so
> power-domains property is actually not required for SM4450 clock nodes.
It's not only about them being active.. some PLLs require e.g. MX to be
at a certain level, or the system will be unstable
Konrad
next prev parent reply other threads:[~2024-07-11 9:55 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-06-11 13:37 [PATCH V4 0/8] clk: qcom: Add support for DISPCC, CAMCC and GPUCC on SM4450 Ajit Pandey
2024-06-11 13:37 ` [PATCH V4 1/8] clk: qcom: clk-alpha-pll: Fix CAL_L_VAL override for LUCID EVO PLL Ajit Pandey
2024-06-13 8:19 ` Vladimir Zapolskiy
2024-06-13 16:58 ` Konrad Dybcio
2024-06-11 13:37 ` [PATCH V4 2/8] dt-bindings: clock: qcom: add DISPCC clocks on SM4450 Ajit Pandey
2024-06-11 13:37 ` [PATCH V4 3/8] clk: qcom: Add DISPCC driver support for SM4450 Ajit Pandey
2024-06-11 13:37 ` [PATCH V4 4/8] dt-bindings: clock: qcom: add CAMCC clocks on SM4450 Ajit Pandey
2024-06-11 13:37 ` [PATCH V4 5/8] clk: qcom: Add CAMCC driver support for SM4450 Ajit Pandey
2024-06-11 13:37 ` [PATCH V4 6/8] dt-bindings: clock: qcom: add GPUCC clocks on SM4450 Ajit Pandey
2024-06-11 13:37 ` [PATCH V4 7/8] clk: qcom: Add GPUCC driver support for SM4450 Ajit Pandey
2024-06-11 13:37 ` [PATCH V4 8/8] arm64: dts: qcom: sm4450: add camera, display and gpu clock controller Ajit Pandey
2024-06-11 15:47 ` Dmitry Baryshkov
2024-06-13 7:41 ` Konrad Dybcio
2024-07-03 9:16 ` Ajit Pandey
2024-07-11 9:55 ` Konrad Dybcio [this message]
2024-07-12 9:53 ` Ajit Pandey
2024-07-12 12:22 ` Konrad Dybcio
2024-07-12 12:31 ` Ajit Pandey
2024-07-12 12:40 ` Konrad Dybcio
2024-07-16 8:39 ` Taniya Das
2024-07-16 10:39 ` Konrad Dybcio
2024-07-26 8:18 ` Ajit Pandey
2024-08-15 20:40 ` (subset) [PATCH V4 0/8] clk: qcom: Add support for DISPCC, CAMCC and GPUCC on SM4450 Bjorn Andersson
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=95a835e2-9fd9-467b-bd0a-8eeb80ddf678@linaro.org \
--to=konrad.dybcio@linaro.org \
--cc=andersson@kernel.org \
--cc=conor+dt@kernel.org \
--cc=devicetree@vger.kernel.org \
--cc=krzysztof.kozlowski+dt@linaro.org \
--cc=linux-arm-msm@vger.kernel.org \
--cc=linux-clk@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=mturquette@baylibre.com \
--cc=quic_ajipan@quicinc.com \
--cc=quic_imrashai@quicinc.com \
--cc=quic_jkona@quicinc.com \
--cc=quic_skakitap@quicinc.com \
--cc=quic_tdas@quicinc.com \
--cc=robh@kernel.org \
--cc=sboyd@kernel.org \
--cc=vkoul@kernel.org \
--cc=vladimir.zapolskiy@linaro.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox