From c9933b3df710c5f1bd229206f5f33974b51803ce Mon Sep 17 00:00:00 2001 From: Bibek Basu Date: Mon, 5 May 2014 12:53:23 +0530 Subject: mfd: as3722: Documentation for Backup Battery Charge Update Documentation for device tree update for optional backup battery charging feature Bug 1508216 Change-Id: I4ebd7af6814cddbebd4503c311d3cade7add3bd5 Signed-off-by: Bibek Basu Reviewed-on: http://git-master/r/405115 Reviewed-by: Laxman Dewangan --- Documentation/devicetree/bindings/mfd/as3722.txt | 12 ++++++++++++ 1 file changed, 12 insertions(+) (limited to 'Documentation') diff --git a/Documentation/devicetree/bindings/mfd/as3722.txt b/Documentation/devicetree/bindings/mfd/as3722.txt index 8edcb9bd873b..b013fd21e798 100644 --- a/Documentation/devicetree/bindings/mfd/as3722.txt +++ b/Documentation/devicetree/bindings/mfd/as3722.txt @@ -13,6 +13,18 @@ Required properties: The second cell is the flags, encoded as the trigger masks from binding document interrupts.txt, using dt-bindings/irq. +Optional properties: +------------------- +- ams,backup-battery-chargable: Support for backup battery charging present or not. Default is + 0 for not supported. +- ams,battery-backup-charge-current: Backup Battery Charge Current. It can take four values from 0 to 3 for current + value of 50, 200, 100 and 400 uA respectively. Default is 0 for 50uA +- ams,battery-backup-enable-bypass: Enable or Bypass output resistor during Backup Battery Charging. Default is + 1 for Bypass +- ams,battery-backup-charge-mode: Enable or Disable Backup Battery charger during various mode. It can take four + values from 0 to 3 for Disable, Enable in Active Mode, Enable in Active and Standby mode, + Enable in Active, Standby and poweroff Mode respectively. Default value is 0 for Disable. + Optional submodule and their properties: ======================================= -- cgit v1.2.3