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thermal: Add support of multiple sensors

From:  Alexandre Bailon <abailon-AT-baylibre.com>
To:  rafael-AT-kernel.org, rui.zhang-AT-intel.com, daniel.lezcano-AT-linaro.org, amitk-AT-kernel.org
Subject:  [PATCH 0/2] thermal: Add support of multiple sensors
Date:  Fri, 18 Feb 2022 09:46:02 +0100
Message-ID:  <20220218084604.1669091-1-abailon@baylibre.com>
Cc:  linux-pm-AT-vger.kernel.org, linux-kernel-AT-vger.kernel.org, ben.tseng-AT-mediatek.com, khilman-AT-baylibre.com, mka-AT-chromium.org, Alexandre Bailon <abailon-AT-baylibre.com>
Archive-link:  Article

Following this comment [1], this updates thermal_of to support multiple
sensors.

This has some limitations:
- A sensor must have its own termal zone, even if it is also registered
  inside a thermal zone supporting multiple sensors.
- Some callbacks (such as of_thermal_set_trips) have been updated to support
  multiple sensors but I don't know if this really make sense.
- of_thermal_get_trend have not been updated to support multiple sensors.
  This would probably make sense to support it but I am not sure how to do it,
  especially for the average. 

[1]: https://patchwork.kernel.org/comment/24723927/

Alexandre Bailon (2):
  dt-bindings: thermal: Update the bindings to support multiple sensor
  Thermal: Add support of multi sensor

 .../bindings/thermal/thermal-zones.yaml       |  20 +-
 drivers/thermal/thermal_of.c                  | 491 +++++++++++++++---
 2 files changed, 449 insertions(+), 62 deletions(-)

-- 
2.34.1



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