Re: [PATCH 0/7] arm64: dts: qcom: msm8996: fixes for CPU and GPU OPP tables

[Dmitry Baryshkov <dmitry.baryshkov@linaro.org>]

On 24/07/2022 17:04, Dmitry Baryshkov wrote:
> The commit 90173a954a22 ("arm64: dts: qcom: msm8996: Add CPU opps")
> added CPU OPP tables to msm8996.dtsi. However it went unnoticed that
> MSM8996 and MSM8996Pro have significant differences in the supported
> CPU frequencies. Moreover, differences between various speed bins were
> also not handled in the DT. Fix all these issues by splitting msm8996pro
> and fixing different opp-supported-hw.
> 
> Unlike previous attempts by Yassine Oudjana [1] [2], this patchset
> doesn't require changing the cpufreq driver, keeping compatibility with
> existing kernels (and thus easing backporting to stable kernels).
> Yassine's patches were changed to keep compatibility.
> 
> While we are at it, also apply fixes to GPU OPP tables to acount for
> small differences in supported frequencies.
> 
> [1] https://lore.kernel.org/linux-arm-msm/20220409035804.9192-1-y.oudjana@protonmail.com/
> [2] https://lore.kernel.org/linux-arm-msm/20220416025637.83484-1-y.oudjana@protonmail.com/
> 
> Dmitry Baryshkov (5):
>    dt-bindings: arm: qcom: separate msm8996pro bindings
>    arm64: dts: qcom: msm8996: fix supported-hw in cpufreq OPP tables
>    arm64: dts: qcom: msm8996: add support for speed bin 3
>    arm64: dts: qcom: msm8996: fix GPU OPP table
>    arm64: dts: qcom: msm8996pro: expand Adreno OPP table
> 
> Yassine Oudjana (2):
>    arm64: dts: qcom: msm8996: Add MSM8996 Pro support
>    arm64: dts: qcom: msm8996-xiaomi-scorpio, natrium: Use MSM8996 Pro
> 
>   .../devicetree/bindings/arm/qcom.yaml         |   5 +
>   arch/arm64/boot/dts/qcom/Makefile             |   4 +-
>   .../boot/dts/qcom/msm8996-xiaomi-common.dtsi  |   3 -
>   .../boot/dts/qcom/msm8996-xiaomi-gemini.dts   |   1 +
>   arch/arm64/boot/dts/qcom/msm8996.dtsi         | 112 ++++---
>   ...rium.dts => msm8996pro-xiaomi-natrium.dts} |   3 +-
>   ...rpio.dts => msm8996pro-xiaomi-scorpio.dts} |   3 +-
>   arch/arm64/boot/dts/qcom/msm8996pro.dtsi      | 291 ++++++++++++++++++
>   8 files changed, 369 insertions(+), 53 deletions(-)
>   rename arch/arm64/boot/dts/qcom/{msm8996-xiaomi-natrium.dts => msm8996pro-xiaomi-natrium.dts} (99%)
>   rename arch/arm64/boot/dts/qcom/{msm8996-xiaomi-scorpio.dts => msm8996pro-xiaomi-scorpio.dts} (99%)
>   create mode 100644 arch/arm64/boot/dts/qcom/msm8996pro.dtsi

Gracious ping. It would be nice to get CPU OPP tables sorted out.


-- 
With best wishes
Dmitry