16e776188STobias Schramm# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) 26e776188STobias Schramm%YAML 1.2 36e776188STobias Schramm--- 46e776188STobias Schramm$id: http://devicetree.org/schemas/power/supply/cw2015_battery.yaml# 56e776188STobias Schramm$schema: http://devicetree.org/meta-schemas/core.yaml# 66e776188STobias Schramm 76e776188STobias Schrammtitle: Battery driver for CW2015 shuntless fuel gauge by CellWise. 86e776188STobias Schramm 96e776188STobias Schrammmaintainers: 106e776188STobias Schramm - Tobias Schramm <t.schramm@manjaro.org> 116e776188STobias Schramm 126e776188STobias Schrammdescription: | 136e776188STobias Schramm The driver can utilize information from a simple-battery linked via a 146e776188STobias Schramm phandle in monitored-battery. If specified the driver uses the 156e776188STobias Schramm charge-full-design-microamp-hours property of the battery. 166e776188STobias Schramm 176e776188STobias Schrammproperties: 186e776188STobias Schramm compatible: 196e776188STobias Schramm const: cellwise,cw2015 206e776188STobias Schramm 216e776188STobias Schramm reg: 226e776188STobias Schramm maxItems: 1 236e776188STobias Schramm 246e776188STobias Schramm cellwise,battery-profile: 256e776188STobias Schramm description: | 266e776188STobias Schramm This property specifies characteristics of the battery used. The format 276e776188STobias Schramm of this binary blob is kept secret by CellWise. The only way to obtain 286e776188STobias Schramm it is to mail two batteries to a test facility of CellWise and receive 296e776188STobias Schramm back a test report with the binary blob. 30086e9074SRob Herring $ref: /schemas/types.yaml#definitions/uint8-array 31086e9074SRob Herring minItems: 64 326e776188STobias Schramm maxItems: 64 336e776188STobias Schramm 346e776188STobias Schramm cellwise,monitor-interval-ms: 356e776188STobias Schramm description: 366e776188STobias Schramm Specifies the interval in milliseconds gauge values are polled at 376e776188STobias Schramm minimum: 250 386e776188STobias Schramm 396e776188STobias Schramm power-supplies: 406e776188STobias Schramm description: 416e776188STobias Schramm Specifies supplies used for charging the battery connected to this gauge 42086e9074SRob Herring $ref: /schemas/types.yaml#/definitions/phandle-array 43086e9074SRob Herring minItems: 1 446e776188STobias Schramm maxItems: 8 # Should be enough 456e776188STobias Schramm 466e776188STobias Schramm monitored-battery: 476e776188STobias Schramm description: 486e776188STobias Schramm Specifies the phandle of a simple-battery connected to this gauge 496e776188STobias Schramm $ref: /schemas/types.yaml#/definitions/phandle 506e776188STobias Schramm 516e776188STobias Schrammrequired: 526e776188STobias Schramm - compatible 536e776188STobias Schramm - reg 546e776188STobias Schramm 555be478f9SRob HerringadditionalProperties: false 565be478f9SRob Herring 576e776188STobias Schrammexamples: 586e776188STobias Schramm - | 596e776188STobias Schramm i2c { 606e776188STobias Schramm #address-cells = <1>; 616e776188STobias Schramm #size-cells = <0>; 626e776188STobias Schramm 636e776188STobias Schramm cw2015@62 { 646e776188STobias Schramm compatible = "cellwise,cw201x"; 656e776188STobias Schramm reg = <0x62>; 666e776188STobias Schramm cellwise,battery-profile = /bits/ 8 < 676e776188STobias Schramm 0x17 0x67 0x80 0x73 0x6E 0x6C 0x6B 0x63 686e776188STobias Schramm 0x77 0x51 0x5C 0x58 0x50 0x4C 0x48 0x36 696e776188STobias Schramm 0x15 0x0C 0x0C 0x19 0x5B 0x7D 0x6F 0x69 706e776188STobias Schramm 0x69 0x5B 0x0C 0x29 0x20 0x40 0x52 0x59 716e776188STobias Schramm 0x57 0x56 0x54 0x4F 0x3B 0x1F 0x7F 0x17 726e776188STobias Schramm 0x06 0x1A 0x30 0x5A 0x85 0x93 0x96 0x2D 736e776188STobias Schramm 0x48 0x77 0x9C 0xB3 0x80 0x52 0x94 0xCB 746e776188STobias Schramm 0x2F 0x00 0x64 0xA5 0xB5 0x11 0xF0 0x11 756e776188STobias Schramm >; 766e776188STobias Schramm cellwise,monitor-interval-ms = <5000>; 776e776188STobias Schramm monitored-battery = <&bat>; 786e776188STobias Schramm power-supplies = <&mains_charger>, <&usb_charger>; 796e776188STobias Schramm }; 806e776188STobias Schramm }; 816e776188STobias Schramm 82