[PATCH v9 0/3] PM / AVS: SVS: Introduce SVS engine

Roger Lu
2020-06-09T10:46:43Z

1. SVS driver use OPP adjust event in [1] to update OPP table voltage part.
2. SVS dts node refers to CPU opp table [2] and GPU opp table [3].
3. SVS and thermal dts use the same thermal efuse [4].
4. SVS dts needs power-domain [5][6] and PMIC regulator [7].

[1] https://patchwork.kernel.org/patch/11193513/
[2] https://patchwork.kernel.org/patch/11304935/
[3] https://patchwork.kernel.org/patch/11423009/
[4] https://patchwork.kernel.org/patch/11316495/
[5] https://lore.kernel.org/patchwork/patch/1236875/
[6] https://lore.kernel.org/patchwork/patch/1236878/
[7] https://patchwork.kernel.org/patch/11284617/

pending discussion:
- SVS sub-node architecture concern in below patch.
https://lore.kernel.org/patchwork/patch/1175994/

changes since v8:
- Add svs driver documentation for helping understand it
- Make svs driver become a module_platform_driver()
- Seperate svs debug feature from svs main driver

Roger Lu (4):
dt-bindings: power: avs: add mtk svs dt-bindings
arm64: dts: mt8183: add svs device information
PM / AVS: SVS: introduce SVS engine
PM / AVS: SVS: add SVS debug commands

.../bindings/power/avs/mtk_svs.yaml | 141 ++
arch/arm64/boot/dts/mediatek/mt8183-evb.dts | 16 +
arch/arm64/boot/dts/mediatek/mt8183.dtsi | 41 +
drivers/power/avs/Kconfig | 10 +
drivers/power/avs/Makefile | 1 +
drivers/power/avs/mtk_svs.c | 2180 +++++++++++++++++
include/linux/power/mtk_svs.h | 23 +
7 files changed, 2412 insertions(+)
create mode 100644 Documentation/devicetree/bindings/power/avs/mtk_svs.yaml
create mode 100644 drivers/power/avs/mtk_svs.c
create mode 100644 include/linux/power/mtk_svs.h