Thread (1 message) 1 message, 1 author, 2019-12-17

Re: [v5, PATCH 0/5] Add cpufreq and cci devfreq for mt8183, and SVS support

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From: Chanwoo Choi <cw00.choi@samsung.com>
Date: 2019-12-17 07:25:14
Also in: linux-arm-kernel, linux-mediatek, linux-pm, lkml

Hi,

On 11/26/19 8:50 PM, Andrew-sh.Cheng wrote:
From: "Andrew-sh.Cheng" <redacted>

MT8183 supports CPU DVFS and CCI DVFS, and LITTLE cpus and CCI are in the same voltage domain.
So, this series is to add drivers to handle the voltage coupling between CPU and CCI DVFS.

For SVS support, need OPP_EVENT_ADJUST_VOLTAGE and corresponding reaction.
What is correct full word of SVS?
- S(?) VS (Voltage Scaling) ?
depend on:
	https://patchwork.kernel.org/patch/11193513/ 

Change since v4:
	- Remove redundant code


Andrew-sh.Cheng (5):
  cpufreq: mediatek: add clock enable for intermediate clock
  dt-bindings: devfreq: add compatible for mt8183 cci devfreq
  devfreq: add mediatek cci devfreq
  cpufreq: mediatek: add opp notification for SVS support
  devfreq: mediatek: cci devfreq register opp notification for SVS
    support

 .../bindings/devfreq/mt8183-cci-devfreq.txt        |  20 ++
 drivers/cpufreq/mediatek-cpufreq.c                 |  92 +++++-
 drivers/devfreq/Kconfig                            |  10 +
 drivers/devfreq/Makefile                           |   1 +
 drivers/devfreq/mt8183-cci-devfreq.c               | 308 +++++++++++++++++++++
 5 files changed, 429 insertions(+), 2 deletions(-)
 create mode 100644 Documentation/devicetree/bindings/devfreq/mt8183-cci-devfreq.txt
 create mode 100644 drivers/devfreq/mt8183-cci-devfreq.c

-- 
Best Regards,
Chanwoo Choi
Samsung Electronics
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