From: Sebastian Reichel Date: Wed, 17 Mar 2021 13:48:51 +0000 (+0100) Subject: dt-bindings: power: supply: pm8941-charger: Convert to DT schema format X-Git-Tag: v5.15~1254^2~51 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=1a4d86b4c9783c92a0029dcaf7d3d2ff902e1609;p=platform%2Fkernel%2Flinux-starfive.git dt-bindings: power: supply: pm8941-charger: Convert to DT schema format Convert the binding to DT schema format. Signed-off-by: Sebastian Reichel Reviewed-by: Rob Herring --- diff --git a/Documentation/devicetree/bindings/power/supply/qcom,pm8941-charger.yaml b/Documentation/devicetree/bindings/power/supply/qcom,pm8941-charger.yaml new file mode 100644 index 0000000..bc89048 --- /dev/null +++ b/Documentation/devicetree/bindings/power/supply/qcom,pm8941-charger.yaml @@ -0,0 +1,169 @@ +# SPDX-License-Identifier: GPL-2.0 +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/power/supply/qcom,pm8941-charger.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Qualcomm Switch-Mode Battery Charger and Boost + +maintainers: + - Sebastian Reichel + +properties: + compatible: + const: qcom,pm8941-charger + + reg: + maxItems: 1 + + interrupts: + items: + - description: charge done + - description: charge fast mode + - description: charge trickle mode + - description: battery temperature ok + - description: battery present + - description: charger disconnected + - description: USB-in valid + - description: DC-in valid + + interrupt-names: + items: + - const: chg-done + - const: chg-fast + - const: chg-trkl + - const: bat-temp-ok + - const: bat-present + - const: chg-gone + - const: usb-valid + - const: dc-valid + + qcom,fast-charge-current-limit: + $ref: /schemas/types.yaml#/definitions/uint32 + minimum: 100000 + maximum: 3000000 + description: Maximum charge current in uA; May be clamped to safety limits; Defaults to 1A + + qcom,fast-charge-low-threshold-voltage: + $ref: /schemas/types.yaml#/definitions/uint32 + minimum: 2100000 + maximum: 3600000 + description: | + Battery voltage limit in uV above which fast charging may operate; Defaults to 3.2V + Below this value linear or switch-mode auto-trickle-charging will operate. + + qcom,fast-charge-high-threshold-voltage: + $ref: /schemas/types.yaml#/definitions/uint32 + minimum: 3240000 + maximum: 5000000 + description: | + Battery voltage limit in uV below which fast charging may operate; Defaults to 4.2V + The fast charger will attempt to charge the battery to this voltage. + May be clamped to safety limits. + + qcom,fast-charge-safe-voltage: + $ref: /schemas/types.yaml#/definitions/uint32 + minimum: 3240000 + maximum: 5000000 + description: | + Maximum safe battery voltage in uV; May be pre-set by bootloader, in which case, + setting this will harmlessly fail. The property 'fast-charge-high-watermark' will + be clamped by this value. Defaults to 4.2V. + + qcom,fast-charge-safe-current: + $ref: /schemas/types.yaml#/definitions/uint32 + minimum: 100000 + maximum: 3000000 + description: | + Maximum safe battery charge current in uA; May pre-set by bootloader, in which case, + setting this will harmlessly fail. The property 'qcom,fast-charge-current-limit' + will be clamped by this value. Defaults to 1A. + + qcom,auto-recharge-threshold-voltage: + $ref: /schemas/types.yaml#/definitions/uint32 + minimum: 3240000 + maximum: 5000000 + description: | + Battery voltage limit in uV below which auto-recharge functionality will restart charging + after end-of-charge; The high cutoff limit for auto-recharge is 5% above this value. + Defaults to 4.1V. + + qcom,minimum-input-voltage: + $ref: /schemas/types.yaml#/definitions/uint32 + minimum: 4200000 + maximum: 9600000 + description: | + Input voltage level in uV above which charging may operate. Defaults to 4.3V. + + qcom,dc-current-limit: + $ref: /schemas/types.yaml#/definitions/uint32 + minimum: 100000 + maximum: 2500000 + description: | + Default DC charge current limit in uA. Defaults to 100mA. + + qcom,disable-dc: + type: boolean + description: Disable DC charger + + qcom,jeita-extended-temp-range: + type: boolean + description: | + Enable JEITA extended temperature range; This does *not* adjust the maximum charge + voltage or current in the extended temperature range. It only allows charging when + the battery is in the extended temperature range. Voltage/current regulation must + be done externally to fully comply with the JEITA safety guidelines if this flag + is set. + + usb-otg-in-supply: + description: Reference to the regulator supplying power to the USB_OTG_IN pin. + + otg-vbus: + type: object + description: | + This node defines a regulator used to control the direction of VBUS voltage. + Specifically whether to supply voltage to VBUS for host mode operation of the OTG port, + or allow input voltage from external VBUS for charging. In the hardware, the supply for + this regulator comes from usb_otg_in-supply. + +required: + - compatible + - reg + - interrupts + - interrupt-names + +additionalProperties: false + +examples: + - | + #include + pmic { + #address-cells = <1>; + #size-cells = <0>; + + charger@1000 { + compatible = "qcom,pm8941-charger"; + reg = <0x1000>; + interrupts = <0x0 0x10 7 IRQ_TYPE_EDGE_BOTH>, + <0x0 0x10 5 IRQ_TYPE_EDGE_BOTH>, + <0x0 0x10 4 IRQ_TYPE_EDGE_BOTH>, + <0x0 0x12 1 IRQ_TYPE_EDGE_BOTH>, + <0x0 0x12 0 IRQ_TYPE_EDGE_BOTH>, + <0x0 0x13 2 IRQ_TYPE_EDGE_BOTH>, + <0x0 0x13 1 IRQ_TYPE_EDGE_BOTH>, + <0x0 0x14 1 IRQ_TYPE_EDGE_BOTH>; + interrupt-names = "chg-done", + "chg-fast", + "chg-trkl", + "bat-temp-ok", + "bat-present", + "chg-gone", + "usb-valid", + "dc-valid"; + qcom,fast-charge-current-limit = <1000000>; + qcom,dc-current-limit = <1000000>; + usb-otg-in-supply = <&pm8941_5vs1>; + + otg-vbus {}; + }; + }; diff --git a/Documentation/devicetree/bindings/power/supply/qcom_smbb.txt b/Documentation/devicetree/bindings/power/supply/qcom_smbb.txt deleted file mode 100644 index 06f8a5d..0000000 --- a/Documentation/devicetree/bindings/power/supply/qcom_smbb.txt +++ /dev/null @@ -1,150 +0,0 @@ -Qualcomm Switch-Mode Battery Charger and Boost - -PROPERTIES -- compatible: - Usage: required - Value type: - Description: Must be one of: - - "qcom,pm8941-charger" - -- reg: - Usage: required - Value type: - Description: Base address of registers for SMBB block - -- interrupts: - Usage: required - Value type: - Description: The format of the specifier is defined by the binding document - describing the node's interrupt parent. Must contain one - specifier for each of the following interrupts, in order: - - charge done - - charge fast mode - - charge trickle mode - - battery temperature ok - - battery present - - charger disconnected - - USB-in valid - - DC-in valid - -- interrupt-names: - Usage: required - Value type: - Description: Must contain the following list, strictly ordered: - "chg-done", - "chg-fast", - "chg-trkl", - "bat-temp-ok", - "bat-present", - "chg-gone", - "usb-valid", - "dc-valid" - -- qcom,fast-charge-current-limit: - Usage: optional (default: 1A, or pre-configured value) - Value type: ; uA; range [100mA : 3A] - Description: Maximum charge current; May be clamped to safety limits. - -- qcom,fast-charge-low-threshold-voltage: - Usage: optional (default: 3.2V, or pre-configured value) - Value type: ; uV; range [2.1V : 3.6V] - Description: Battery voltage limit above which fast charging may operate; - Below this value linear or switch-mode auto-trickle-charging - will operate. - -- qcom,fast-charge-high-threshold-voltage: - Usage: optional (default: 4.2V, or pre-configured value) - Value type: ; uV; range [3.24V : 5V] - Description: Battery voltage limit below which fast charging may operate; - The fast charger will attempt to charge the battery to this - voltage. May be clamped to safety limits. - -- qcom,fast-charge-safe-voltage: - Usage: optional (default: 4.2V, or pre-configured value) - Value type: ; uV; range [3.24V : 5V] - Description: Maximum safe battery voltage; May be pre-set by bootloader, in - which case, setting this will harmlessly fail. The property - 'fast-charge-high-watermark' will be clamped by this value. - -- qcom,fast-charge-safe-current: - Usage: optional (default: 1A, or pre-configured value) - Value type: ; uA; range [100mA : 3A] - Description: Maximum safe battery charge current; May pre-set by bootloader, - in which case, setting this will harmlessly fail. The property - 'qcom,fast-charge-current-limit' will be clamped by this value. - -- qcom,auto-recharge-threshold-voltage: - Usage: optional (default: 4.1V, or pre-configured value) - Value type: ; uV; range [3.24V : 5V] - Description: Battery voltage limit below which auto-recharge functionality - will restart charging after end-of-charge; The high cutoff - limit for auto-recharge is 5% above this value. - -- qcom,minimum-input-voltage: - Usage: optional (default: 4.3V, or pre-configured value) - Value type: ; uV; range [4.2V : 9.6V] - Description: Input voltage level above which charging may operate - -- qcom,dc-current-limit: - Usage: optional (default: 100mA, or pre-configured value) - Value type: ; uA; range [100mA : 2.5A] - Description: Default DC charge current limit - -- qcom,disable-dc: - Usage: optional (default: false) - Value type: boolean: or - Description: Disable DC charger - -- qcom,jeita-extended-temp-range: - Usage: optional (default: false) - Value type: boolean: or - Description: Enable JEITA extended temperature range; This does *not* - adjust the maximum charge voltage or current in the extended - temperature range. It only allows charging when the battery - is in the extended temperature range. Voltage/current - regulation must be done externally to fully comply with - the JEITA safety guidelines if this flag is set. - -- usb_otg_in-supply: - Usage: optional - Value type: - Description: Reference to the regulator supplying power to the USB_OTG_IN - pin. - -child nodes: -- otg-vbus: - Usage: optional - Description: This node defines a regulator used to control the direction - of VBUS voltage - specifically: whether to supply voltage - to VBUS for host mode operation of the OTG port, or allow - input voltage from external VBUS for charging. In the - hardware, the supply for this regulator comes from - usb_otg_in-supply. - -EXAMPLE -charger@1000 { - compatible = "qcom,pm8941-charger"; - reg = <0x1000 0x700>; - interrupts = <0x0 0x10 7 IRQ_TYPE_EDGE_BOTH>, - <0x0 0x10 5 IRQ_TYPE_EDGE_BOTH>, - <0x0 0x10 4 IRQ_TYPE_EDGE_BOTH>, - <0x0 0x12 1 IRQ_TYPE_EDGE_BOTH>, - <0x0 0x12 0 IRQ_TYPE_EDGE_BOTH>, - <0x0 0x13 2 IRQ_TYPE_EDGE_BOTH>, - <0x0 0x13 1 IRQ_TYPE_EDGE_BOTH>, - <0x0 0x14 1 IRQ_TYPE_EDGE_BOTH>; - interrupt-names = "chg-done", - "chg-fast", - "chg-trkl", - "bat-temp-ok", - "bat-present", - "chg-gone", - "usb-valid", - "dc-valid"; - - qcom,fast-charge-current-limit = <1000000>; - qcom,dc-charge-current-limit = <1000000>; - usb_otg_in-supply = <&pm8941_5vs1>; - - otg-vbus {}; -};