Thread (1 message) 1 message, 1 author, 2017-09-15

Re: [PATCH 0/2] arm64: dts: r8a7795: r8a7796: add thermal cooling management

From: Simon Horman <hidden>
Date: 2017-09-15 07:37:22
Also in: linux-pm, linux-renesas-soc

On Wed, Sep 13, 2017 at 12:59:07PM +0200, Niklas Söderlund wrote:
Hi,

This series adds support for for using CPUFreq as a cooling device for 
the A57 CUP:s on Renesas H3 and M3-W SoC:s. It depends on Simon Horman's 
topic/rcar-gen3-cpufreq branch [1] and is tested on-top the latest 
renesas-drivers on H3 and M3-W. For test results and test procedure 
please see:

   http://elinux.org/R-Car/Tests:rcar_gen3_thermal
My cpufreq work needs revising to address review from both Geert and
yourself. I will try to address this in the near future. In the mean time
I have marked this series as Deferred.
Few notes on the specific values used in this series and why they might 
need to be changed.

- The trip point temperature of 95000 used is the most conservative one 
  from the BSP and maybe should be set at 110000 which is the most 
  aggressive one in the BSP.

- The cooling states described in all cooling-maps nodes might be 
  subject to change depending on the out-come of the ongoing review 
  process of Simon's work. It should use the highest possible cooling 
  state so if the number of states change due review of his work this 
  should be reflected in this series.

1.  https://git.kernel.org/pub/scm/linux/kernel/git/horms/renesas.git

Niklas Söderlund (2):
  arm64: dts: r8a7795: add thermal cooling management
  arm64: dts: r8a7796: add thermal cooling management

 arch/arm64/boot/dts/renesas/r8a7795.dtsi | 40 ++++++++++++++++++++++++++++++++
 arch/arm64/boot/dts/renesas/r8a7796.dtsi | 38 ++++++++++++++++++++++++++++++
 2 files changed, 78 insertions(+)

-- 
2.14.1
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