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/sc2731-charger.yaml#"
5 $schema: http://devicetree.org/meta-schemas/co !! 5 $schema: "http://devicetree.org/meta-schemas/core.yaml#"
6 6
7 title: Spreadtrum SC2731 PMICs battery charger !! 7 title: Spreadtrum SC2731 PMICs battery charger binding
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: sprd,sc2731-charger 17 const: sprd,sc2731-charger
18 18
19 reg: 19 reg:
20 maxItems: 1 20 maxItems: 1
21 21
22 phys: 22 phys:
23 maxItems: 1 23 maxItems: 1
24 description: phandle to the USB phy 24 description: phandle to the USB phy
25 25
26 monitored-battery: 26 monitored-battery:
27 description: | 27 description: |
28 The charger uses the following battery p 28 The charger uses the following battery properties
29 - charge-term-current-microamp: current 29 - charge-term-current-microamp: current for charge termination phase.
30 - constant-charge-voltage-max-microvolt: 30 - constant-charge-voltage-max-microvolt: maximum constant input voltage.
>> 31 See Documentation/devicetree/bindings/power/supply/battery.yaml
31 32
32 additionalProperties: false 33 additionalProperties: false
33 34
34 examples: 35 examples:
35 - | 36 - |
36 bat: battery { 37 bat: battery {
37 compatible = "simple-battery"; 38 compatible = "simple-battery";
38 charge-term-current-microamp = <120000>; 39 charge-term-current-microamp = <120000>;
39 constant-charge-voltage-max-microvolt = 40 constant-charge-voltage-max-microvolt = <4350000>;
40 }; 41 };
41 42
42 pmic { 43 pmic {
43 #address-cells = <1>; 44 #address-cells = <1>;
44 #size-cells = <0>; 45 #size-cells = <0>;
45 46
46 battery@a00 { 47 battery@a00 {
47 compatible = "sprd,sc2731-charger"; 48 compatible = "sprd,sc2731-charger";
48 reg = <0x0>; 49 reg = <0x0>;
49 phys = <&ssphy>; 50 phys = <&ssphy>;
50 monitored-battery = <&bat>; 51 monitored-battery = <&bat>;
51 }; 52 };
52 }; 53 };
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