1 # SPDX-License-Identifier: GPL-2.0 1 # SPDX-License-Identifier: GPL-2.0
2 %YAML 1.2 2 %YAML 1.2
3 --- 3 ---
4 $id: http://devicetree.org/schemas/power/suppl 4 $id: http://devicetree.org/schemas/power/supply/active-semi,act8945a-charger.yaml#
5 $schema: http://devicetree.org/meta-schemas/co 5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6 6
7 title: Active-semi ACT8945A Charger Function 7 title: Active-semi ACT8945A Charger Function
8 8
9 maintainers: 9 maintainers:
10 - Sebastian Reichel <sre@kernel.org> 10 - Sebastian Reichel <sre@kernel.org>
11 11
12 allOf: 12 allOf:
13 - $ref: power-supply.yaml# 13 - $ref: power-supply.yaml#
14 14
15 properties: 15 properties:
16 compatible: 16 compatible:
17 const: active-semi,act8945a-charger 17 const: active-semi,act8945a-charger
18 18
19 interrupts: 19 interrupts:
20 maxItems: 1 20 maxItems: 1
21 21
22 active-semi,chglev-gpios: 22 active-semi,chglev-gpios:
23 maxItems: 1 23 maxItems: 1
24 description: charge current level GPIO 24 description: charge current level GPIO
25 25
26 active-semi,lbo-gpios: 26 active-semi,lbo-gpios:
27 maxItems: 1 27 maxItems: 1
28 description: low battery voltage detect GP 28 description: low battery voltage detect GPIO
29 29
30 active-semi,input-voltage-threshold-microvol 30 active-semi,input-voltage-threshold-microvolt:
31 description: | 31 description: |
32 Specifies the charger's input over-volta 32 Specifies the charger's input over-voltage threshold value.
33 Despite the name, specified values are i 33 Despite the name, specified values are in millivolt (mV).
34 Defaults to 6.6 V 34 Defaults to 6.6 V
35 enum: [ 6600, 7000, 7500, 8000 ] 35 enum: [ 6600, 7000, 7500, 8000 ]
36 36
37 active-semi,precondition-timeout: 37 active-semi,precondition-timeout:
38 $ref: /schemas/types.yaml#/definitions/uin 38 $ref: /schemas/types.yaml#/definitions/uint32
39 description: | 39 description: |
40 Specifies the charger's PRECONDITION saf 40 Specifies the charger's PRECONDITION safety timer setting value in minutes.
41 If 0, it means to disable this timer. 41 If 0, it means to disable this timer.
42 Defaults to 40 minutes. 42 Defaults to 40 minutes.
43 enum: [ 0, 40, 60, 80 ] 43 enum: [ 0, 40, 60, 80 ]
44 44
45 active-semi,total-timeout: 45 active-semi,total-timeout:
46 $ref: /schemas/types.yaml#/definitions/uin 46 $ref: /schemas/types.yaml#/definitions/uint32
47 description: | 47 description: |
48 Specifies the charger's total safety tim 48 Specifies the charger's total safety timer setting value in hours;
49 If 0, it means to disable this timer; 49 If 0, it means to disable this timer;
50 Defaults to 3 hours. 50 Defaults to 3 hours.
51 enum: [ 0, 3, 4, 5 ] 51 enum: [ 0, 3, 4, 5 ]
52 52
53 required: 53 required:
54 - compatible 54 - compatible
55 - interrupts 55 - interrupts
56 - active-semi,chglev-gpios 56 - active-semi,chglev-gpios
57 - active-semi,lbo-gpios 57 - active-semi,lbo-gpios
58 58
59 additionalProperties: false 59 additionalProperties: false
60 60
61 examples: 61 examples:
62 - | 62 - |
63 #include <dt-bindings/gpio/gpio.h> 63 #include <dt-bindings/gpio/gpio.h>
64 #include <dt-bindings/interrupt-controller 64 #include <dt-bindings/interrupt-controller/irq.h>
65 pmic { 65 pmic {
66 charger { 66 charger {
67 compatible = "active-semi,act8945a-cha 67 compatible = "active-semi,act8945a-charger";
68 interrupt-parent = <&pioA>; 68 interrupt-parent = <&pioA>;
69 interrupts = <45 IRQ_TYPE_LEVEL_LOW>; 69 interrupts = <45 IRQ_TYPE_LEVEL_LOW>;
70 active-semi,chglev-gpios = <&pioA 12 G 70 active-semi,chglev-gpios = <&pioA 12 GPIO_ACTIVE_HIGH>;
71 active-semi,lbo-gpios = <&pioA 72 GPIO 71 active-semi,lbo-gpios = <&pioA 72 GPIO_ACTIVE_LOW>;
72 active-semi,input-voltage-threshold-mi 72 active-semi,input-voltage-threshold-microvolt = <6600>;
73 active-semi,precondition-timeout = <40 73 active-semi,precondition-timeout = <40>;
74 active-semi,total-timeout = <3>; 74 active-semi,total-timeout = <3>;
75 }; 75 };
76 }; 76 };
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