diff options
| author | Laxman Dewangan <ldewangan@nvidia.com> | 2014-02-05 18:33:12 +0530 |
|---|---|---|
| committer | Laxman Dewangan <ldewangan@nvidia.com> | 2014-02-11 22:00:47 -0800 |
| commit | 97ac89362494defda398449708d971d1609bf300 (patch) | |
| tree | b7f050cdcd269b2fa1f46094b351d1bfa802c3e4 /Documentation | |
| parent | c4b84d35d022129816ff17a01555c14d01681d1c (diff) | |
power: bq2419x: add support for thermal profiling configuration
BQ2419x support thermal charging based on JEITA. This is default
on HW and can not disable by SW.
Provide mechanims to add more thermal profiling based on platform
along with HW support to match the paltform specific requirements.
bug 1435980
Change-Id: I6b6bed8639924e698c953d965248c752d08ad46d
Signed-off-by: Laxman Dewangan <ldewangan@nvidia.com>
Reviewed-on: http://git-master/r/363841
(cherry picked from commit cbc4d5e75a7a41af4dc0609c58a045e401ae9cde)
Signed-off-by: Laxman Dewangan <ldewangan@nvidia.com>
Change-Id: I4400ca4cd557dddc3b2f9610d0fc0c10a05cd038
Reviewed-on: http://git-master/r/365861
Diffstat (limited to 'Documentation')
| -rw-r--r-- | Documentation/devicetree/bindings/power/bq2419x-charger.txt | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/power/bq2419x-charger.txt b/Documentation/devicetree/bindings/power/bq2419x-charger.txt index 52cfaa124dcd..b47812c66097 100644 --- a/Documentation/devicetree/bindings/power/bq2419x-charger.txt +++ b/Documentation/devicetree/bindings/power/bq2419x-charger.txt @@ -27,6 +27,22 @@ Optional properties: will be disabled. - rtc-alarm-time : Time setting in seconds for the rtc alarm timer which wakes the board up for charging after shutdown. +- ti,temp-range: List of temperatures in degC for thermal profiling. +- ti,charge-current-limit: List of fast charging current limit in mA for + thermal profiling. + The value is provided as + ti,temp-range = <15 60>; + ti,charge-current-limit = <2048 5200>; + + This will set chargign current limit to + 2048 for <= 15 degC and + 5200 for 16 to 60 degC + This will result: + < 0 -> Charger disable. (As by HW) + 0 to 10 -> 1048mA charging current limit (as by 50% HW) + 11 to 15 -> 2048mA + 16 to 60 -> 5200 mA + > 60 : Charging will be disabled by HW. Subnode properties: ================== |