dt-bindings: power: supply: pm8941-charger: Convert to DT schema format
Convert the binding to DT schema format. Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com> Reviewed-by: Rob Herring <robh@kernel.org>
This commit is contained in:
Sebastian Reichel
Sebastian Reichel
parent
f444be1245
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# SPDX-License-Identifier: GPL-2.0
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%YAML 1.2
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---
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$id: http://devicetree.org/schemas/power/supply/qcom,pm8941-charger.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: Qualcomm Switch-Mode Battery Charger and Boost
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maintainers:
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- Sebastian Reichel <sre@kernel.org>
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properties:
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compatible:
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const: qcom,pm8941-charger
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reg:
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maxItems: 1
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interrupts:
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items:
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- description: charge done
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- description: charge fast mode
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- description: charge trickle mode
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- description: battery temperature ok
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- description: battery present
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- description: charger disconnected
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- description: USB-in valid
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- description: DC-in valid
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interrupt-names:
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items:
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- const: chg-done
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- const: chg-fast
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- const: chg-trkl
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- const: bat-temp-ok
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- const: bat-present
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- const: chg-gone
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- const: usb-valid
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- const: dc-valid
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qcom,fast-charge-current-limit:
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$ref: /schemas/types.yaml#/definitions/uint32
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minimum: 100000
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maximum: 3000000
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description: Maximum charge current in uA; May be clamped to safety limits; Defaults to 1A
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qcom,fast-charge-low-threshold-voltage:
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$ref: /schemas/types.yaml#/definitions/uint32
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minimum: 2100000
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maximum: 3600000
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description: |
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Battery voltage limit in uV above which fast charging may operate; Defaults to 3.2V
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Below this value linear or switch-mode auto-trickle-charging will operate.
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qcom,fast-charge-high-threshold-voltage:
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$ref: /schemas/types.yaml#/definitions/uint32
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minimum: 3240000
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maximum: 5000000
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description: |
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Battery voltage limit in uV below which fast charging may operate; Defaults to 4.2V
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The fast charger will attempt to charge the battery to this voltage.
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May be clamped to safety limits.
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qcom,fast-charge-safe-voltage:
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$ref: /schemas/types.yaml#/definitions/uint32
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minimum: 3240000
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maximum: 5000000
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description: |
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Maximum safe battery voltage in uV; May be pre-set by bootloader, in which case,
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setting this will harmlessly fail. The property 'fast-charge-high-watermark' will
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be clamped by this value. Defaults to 4.2V.
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qcom,fast-charge-safe-current:
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$ref: /schemas/types.yaml#/definitions/uint32
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minimum: 100000
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maximum: 3000000
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description: |
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Maximum safe battery charge current in uA; May pre-set by bootloader, in which case,
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setting this will harmlessly fail. The property 'qcom,fast-charge-current-limit'
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will be clamped by this value. Defaults to 1A.
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qcom,auto-recharge-threshold-voltage:
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$ref: /schemas/types.yaml#/definitions/uint32
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minimum: 3240000
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maximum: 5000000
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description: |
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Battery voltage limit in uV below which auto-recharge functionality will restart charging
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after end-of-charge; The high cutoff limit for auto-recharge is 5% above this value.
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Defaults to 4.1V.
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qcom,minimum-input-voltage:
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$ref: /schemas/types.yaml#/definitions/uint32
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minimum: 4200000
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maximum: 9600000
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description: |
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Input voltage level in uV above which charging may operate. Defaults to 4.3V.
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qcom,dc-current-limit:
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$ref: /schemas/types.yaml#/definitions/uint32
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minimum: 100000
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maximum: 2500000
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description: |
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Default DC charge current limit in uA. Defaults to 100mA.
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qcom,disable-dc:
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type: boolean
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description: Disable DC charger
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qcom,jeita-extended-temp-range:
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type: boolean
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description: |
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Enable JEITA extended temperature range; This does *not* adjust the maximum charge
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voltage or current in the extended temperature range. It only allows charging when
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the battery is in the extended temperature range. Voltage/current regulation must
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be done externally to fully comply with the JEITA safety guidelines if this flag
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is set.
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usb-otg-in-supply:
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description: Reference to the regulator supplying power to the USB_OTG_IN pin.
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otg-vbus:
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type: object
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description: |
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This node defines a regulator used to control the direction of VBUS voltage.
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Specifically whether to supply voltage to VBUS for host mode operation of the OTG port,
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or allow input voltage from external VBUS for charging. In the hardware, the supply for
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this regulator comes from usb_otg_in-supply.
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required:
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- compatible
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- reg
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- interrupts
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- interrupt-names
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additionalProperties: false
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examples:
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- |
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#include <dt-bindings/interrupt-controller/irq.h>
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pmic {
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#address-cells = <1>;
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#size-cells = <0>;
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charger@1000 {
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compatible = "qcom,pm8941-charger";
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reg = <0x1000>;
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interrupts = <0x0 0x10 7 IRQ_TYPE_EDGE_BOTH>,
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<0x0 0x10 5 IRQ_TYPE_EDGE_BOTH>,
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<0x0 0x10 4 IRQ_TYPE_EDGE_BOTH>,
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<0x0 0x12 1 IRQ_TYPE_EDGE_BOTH>,
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<0x0 0x12 0 IRQ_TYPE_EDGE_BOTH>,
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<0x0 0x13 2 IRQ_TYPE_EDGE_BOTH>,
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<0x0 0x13 1 IRQ_TYPE_EDGE_BOTH>,
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<0x0 0x14 1 IRQ_TYPE_EDGE_BOTH>;
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interrupt-names = "chg-done",
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"chg-fast",
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"chg-trkl",
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"bat-temp-ok",
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"bat-present",
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"chg-gone",
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"usb-valid",
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"dc-valid";
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qcom,fast-charge-current-limit = <1000000>;
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qcom,dc-current-limit = <1000000>;
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usb-otg-in-supply = <&pm8941_5vs1>;
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otg-vbus {};
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};
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};
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@ -1,150 +0,0 @@
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Qualcomm Switch-Mode Battery Charger and Boost
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PROPERTIES
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- compatible:
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Usage: required
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Value type: <stringlist>
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Description: Must be one of:
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- "qcom,pm8941-charger"
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- reg:
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Usage: required
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Value type: <prop-encoded-array>
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Description: Base address of registers for SMBB block
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- interrupts:
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Usage: required
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Value type: <prop-encoded-array>
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Description: The format of the specifier is defined by the binding document
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describing the node's interrupt parent. Must contain one
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specifier for each of the following interrupts, in order:
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- charge done
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- charge fast mode
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- charge trickle mode
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- battery temperature ok
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- battery present
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- charger disconnected
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- USB-in valid
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- DC-in valid
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- interrupt-names:
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Usage: required
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Value type: <stringlist>
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Description: Must contain the following list, strictly ordered:
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"chg-done",
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"chg-fast",
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"chg-trkl",
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"bat-temp-ok",
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"bat-present",
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"chg-gone",
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"usb-valid",
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"dc-valid"
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- qcom,fast-charge-current-limit:
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Usage: optional (default: 1A, or pre-configured value)
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Value type: <u32>; uA; range [100mA : 3A]
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Description: Maximum charge current; May be clamped to safety limits.
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- qcom,fast-charge-low-threshold-voltage:
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Usage: optional (default: 3.2V, or pre-configured value)
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Value type: <u32>; uV; range [2.1V : 3.6V]
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Description: Battery voltage limit above which fast charging may operate;
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Below this value linear or switch-mode auto-trickle-charging
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will operate.
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- qcom,fast-charge-high-threshold-voltage:
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Usage: optional (default: 4.2V, or pre-configured value)
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Value type: <u32>; uV; range [3.24V : 5V]
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Description: Battery voltage limit below which fast charging may operate;
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The fast charger will attempt to charge the battery to this
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voltage. May be clamped to safety limits.
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- qcom,fast-charge-safe-voltage:
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Usage: optional (default: 4.2V, or pre-configured value)
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Value type: <u32>; uV; range [3.24V : 5V]
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Description: Maximum safe battery voltage; May be pre-set by bootloader, in
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which case, setting this will harmlessly fail. The property
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'fast-charge-high-watermark' will be clamped by this value.
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- qcom,fast-charge-safe-current:
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Usage: optional (default: 1A, or pre-configured value)
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Value type: <u32>; uA; range [100mA : 3A]
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Description: Maximum safe battery charge current; May pre-set by bootloader,
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in which case, setting this will harmlessly fail. The property
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'qcom,fast-charge-current-limit' will be clamped by this value.
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- qcom,auto-recharge-threshold-voltage:
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Usage: optional (default: 4.1V, or pre-configured value)
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Value type: <u32>; uV; range [3.24V : 5V]
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Description: Battery voltage limit below which auto-recharge functionality
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will restart charging after end-of-charge; The high cutoff
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limit for auto-recharge is 5% above this value.
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- qcom,minimum-input-voltage:
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Usage: optional (default: 4.3V, or pre-configured value)
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Value type: <u32>; uV; range [4.2V : 9.6V]
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Description: Input voltage level above which charging may operate
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- qcom,dc-current-limit:
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Usage: optional (default: 100mA, or pre-configured value)
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Value type: <u32>; uA; range [100mA : 2.5A]
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Description: Default DC charge current limit
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- qcom,disable-dc:
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Usage: optional (default: false)
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Value type: boolean: <u32> or <empty>
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Description: Disable DC charger
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- qcom,jeita-extended-temp-range:
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Usage: optional (default: false)
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Value type: boolean: <u32> or <empty>
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Description: Enable JEITA extended temperature range; This does *not*
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adjust the maximum charge voltage or current in the extended
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temperature range. It only allows charging when the battery
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is in the extended temperature range. Voltage/current
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regulation must be done externally to fully comply with
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the JEITA safety guidelines if this flag is set.
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- usb_otg_in-supply:
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Usage: optional
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Value type: <phandle>
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Description: Reference to the regulator supplying power to the USB_OTG_IN
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pin.
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child nodes:
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- otg-vbus:
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Usage: optional
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Description: This node defines a regulator used to control the direction
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of VBUS voltage - specifically: whether to supply voltage
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to VBUS for host mode operation of the OTG port, or allow
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input voltage from external VBUS for charging. In the
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hardware, the supply for this regulator comes from
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usb_otg_in-supply.
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EXAMPLE
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charger@1000 {
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compatible = "qcom,pm8941-charger";
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reg = <0x1000 0x700>;
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interrupts = <0x0 0x10 7 IRQ_TYPE_EDGE_BOTH>,
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<0x0 0x10 5 IRQ_TYPE_EDGE_BOTH>,
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<0x0 0x10 4 IRQ_TYPE_EDGE_BOTH>,
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<0x0 0x12 1 IRQ_TYPE_EDGE_BOTH>,
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<0x0 0x12 0 IRQ_TYPE_EDGE_BOTH>,
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<0x0 0x13 2 IRQ_TYPE_EDGE_BOTH>,
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<0x0 0x13 1 IRQ_TYPE_EDGE_BOTH>,
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<0x0 0x14 1 IRQ_TYPE_EDGE_BOTH>;
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interrupt-names = "chg-done",
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"chg-fast",
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"chg-trkl",
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"bat-temp-ok",
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"bat-present",
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"chg-gone",
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"usb-valid",
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"dc-valid";
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qcom,fast-charge-current-limit = <1000000>;
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qcom,dc-charge-current-limit = <1000000>;
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usb_otg_in-supply = <&pm8941_5vs1>;
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otg-vbus {};
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};
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