Lines Matching +full:fast +full:- +full:charge
1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Matti Vaittinen <mazziesaccount@gmail.com>
11 - Markus Laine <markus.laine@fi.rohmeurope.com>
12 - Mikko Mutanen <mikko.mutanen@fi.rohmeurope.com>
15 The ROHM BD99954 is a Battery Management LSI for 1-4 cell Lithium-Ion
16 secondary battery intended to be used in space-constraint equipment such
18 provides a Dual-source Battery Charger, two port BC1.2 detection and a
21 $ref: power-supply.yaml#
33 # a) Trickle-charge with constant current (8).
34 # b) pre-charge with constant current (6)
35 # c) fast-charge with:
38 # target level - until charging current has dropped to termination
44 # (4)- -.- - - - - - - - - - - - - - +++++++++++++++++++++++++++.
46 # . ++++++/++ - - - - - - - - - - - - -.- - (5)
48 # . + - -- .
49 # . + - + .
50 # . +.- -: .
52 # . .- + | `/ .
54 # . -" + -- .
55 # . (2) ..." + | :- .
56 # . ..."" + -: .
57 # (3)- -.-.""- - - - -+++++++++ - - - - - - -.:- - - - - - - - - .- - (6)
59 # . + | -: .
60 # . + -: .
62 # . (1) + | "+++- - - -.- - (7)
63 # -++++++++++++++- - - - - - - - - - - - - - - - - + - - - .- - (8)
64 # . + -
65 # -------------------------------------------------+++++++++-->
67 # | --trickle-- | -pre- | ---------fast----------- |
70 # - trickle-charge-current-microamp:
71 # Current used at trickle-charge phase (8 in above chart)
75 # - precharge-current-microamp:
76 # Current used at pre-charge phase (6 in above chart)
80 # - constant-charge-current-max-microamp
81 # Current used at fast charge constant current phase (5 in above chart)
85 # - constant-charge-voltage-max-microvolt
86 # The constant voltage used in fast charging phase (4 in above chart)
90 # - precharge-upper-limit-microvolt
91 # charging mode is changed from trickle charging to pre-charging
96 # - re-charge-voltage-microvolt
100 # re-charging is automatically started when battry has been discharging
102 # - over-voltage-threshold-microvolt
104 # Charger will then enter to a "battery faulty" -state
108 # - charge-term-current-microamp
112 # a charge cycle terminates when the battery voltage is above recharge
122 monitored-battery:
126 rohm,vsys-regulation-microvolt:
132 rohm,vbus-input-current-limit-microamp:
138 rohm,vcc-input-current-limit-microamp:
145 - compatible
150 - |
152 #address-cells = <1>;
153 #size-cells = <0>;
156 monitored-battery = <&battery>;
158 interrupt-parent = <&gpio1>;
160 rohm,vsys-regulation-microvolt = <8960000>;
161 rohm,vbus-input-current-limit-microamp = <1472000>;
162 rohm,vcc-input-current-limit-microamp = <1472000>;