From b4b7ff4b08e691656c9d77c758fc355833128ac0 Mon Sep 17 00:00:00 2001 From: André Fabian Silva Delgado Date: Wed, 20 Jan 2016 14:01:31 -0300 Subject: Linux-libre 4.4-gnu --- .../bindings/power_supply/axp20x_usb_power.txt | 34 ++++++ .../devicetree/bindings/power_supply/qcom_smbb.txt | 131 +++++++++++++++++++++ .../bindings/power_supply/tps65217_charger.txt | 12 ++ 3 files changed, 177 insertions(+) create mode 100644 Documentation/devicetree/bindings/power_supply/axp20x_usb_power.txt create mode 100644 Documentation/devicetree/bindings/power_supply/qcom_smbb.txt create mode 100644 Documentation/devicetree/bindings/power_supply/tps65217_charger.txt (limited to 'Documentation/devicetree/bindings/power_supply') diff --git a/Documentation/devicetree/bindings/power_supply/axp20x_usb_power.txt b/Documentation/devicetree/bindings/power_supply/axp20x_usb_power.txt new file mode 100644 index 000000000..862f4a49d --- /dev/null +++ b/Documentation/devicetree/bindings/power_supply/axp20x_usb_power.txt @@ -0,0 +1,34 @@ +AXP20x USB power supply + +Required Properties: +-compatible: "x-powers,axp202-usb-power-supply" + +This node is a subnode of the axp20x PMIC. + +Example: + +axp209: pmic@34 { + compatible = "x-powers,axp209"; + reg = <0x34>; + interrupt-parent = <&nmi_intc>; + interrupts = <0 IRQ_TYPE_LEVEL_LOW>; + interrupt-controller; + #interrupt-cells = <1>; + + regulators { + x-powers,dcdc-freq = <1500>; + + vdd_cpu: dcdc2 { + regulator-always-on; + regulator-min-microvolt = <1000000>; + regulator-max-microvolt = <1450000>; + regulator-name = "vdd-cpu"; + }; + + ... + }; + + usb-power-supply: usb-power-supply { + compatible = "x-powers,axp202-usb-power-supply"; + }; +}; diff --git a/Documentation/devicetree/bindings/power_supply/qcom_smbb.txt b/Documentation/devicetree/bindings/power_supply/qcom_smbb.txt new file mode 100644 index 000000000..65b88fac8 --- /dev/null +++ b/Documentation/devicetree/bindings/power_supply/qcom_smbb.txt @@ -0,0 +1,131 @@ +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. + +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>; +}; diff --git a/Documentation/devicetree/bindings/power_supply/tps65217_charger.txt b/Documentation/devicetree/bindings/power_supply/tps65217_charger.txt new file mode 100644 index 000000000..98d131ace --- /dev/null +++ b/Documentation/devicetree/bindings/power_supply/tps65217_charger.txt @@ -0,0 +1,12 @@ +TPS65217 Charger + +Required Properties: +-compatible: "ti,tps65217-charger" + +This node is a subnode of the tps65217 PMIC. + +Example: + + tps65217-charger { + compatible = "ti,tps65090-charger"; + }; -- cgit v1.2.3-54-g00ecf