[PATCH v4 0/5] Allwinner H6 GPU devfreq

Clément Péron
2022-09-06T16:07:47Z

Hi,

This is a refresh of previous patches sent to enable GPU Devfreq on H6
Beelink GS1 but that wasn't stable at that time[0].

With the recent fix on GPU PLL from Roman Stratiienko I have retested
and everything seems stable and works as expected[1].

Regards,
Clement

0: https://lore.kernel.org/lkml/CAJiuCce58Gaxf_Qg2cnMwvOgUqYU__eKb3MDX1Fe_+47htg2bA@mail.gmail.com/
1: https://lore.kernel.org/linux-arm-kernel/2562485.k3LOHGUjKi@kista/T/

Changes since v3:
- Try to be more explicit for panfrost OPP patch
- Fix typo

Changes since v2:
- Fixes device-tree warnings
- Add panfrost fix to enable regulator
- Remove always-on regulator from device-tree
- Update cooling map from vendor kernel

Clément Péron (5):
arm64: defconfig: Enable devfreq cooling device
arm64: dts: allwinner: h6: Add cooling map for GPU
arm64: dts: allwinner: h6: Add GPU OPP table
drm/panfrost: devfreq: set opp to the recommended one to configure
regulator
arm64: dts: allwinner: beelink-gs1: Enable GPU OPP

.../dts/allwinner/sun50i-h6-beelink-gs1.dts | 1 +
.../boot/dts/allwinner/sun50i-h6-gpu-opp.dtsi | 87 +++++++++++++++++++
arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi | 51 ++++++++++-
arch/arm64/configs/defconfig | 1 +
drivers/gpu/drm/panfrost/panfrost_devfreq.c | 11 +++
5 files changed, 149 insertions(+), 2 deletions(-)
create mode 100644 arch/arm64/boot/dts/allwinner/sun50i-h6-gpu-opp.dtsi

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2.34.1