diff options
Diffstat (limited to 'Documentation/devicetree/bindings/regulator')
16 files changed, 765 insertions, 19 deletions
diff --git a/Documentation/devicetree/bindings/regulator/act8945a-regulator.txt b/Documentation/devicetree/bindings/regulator/act8945a-regulator.txt new file mode 100644 index 000000000..5c80a7779 --- /dev/null +++ b/Documentation/devicetree/bindings/regulator/act8945a-regulator.txt @@ -0,0 +1,80 @@ +Device-Tree bindings for regulators of Active-semi ACT8945A Multi-Function Device + +Required properties: + - compatible: "active-semi,act8945a", please refer to ../mfd/act8945a.txt. + +Optional properties: +- active-semi,vsel-high: Indicates if the VSEL pin is set to logic-high. + If this property is missing, assume the VSEL pin is set to logic-low. + +Optional input supply properties: + - vp1-supply: The input supply for REG_DCDC1 + - vp2-supply: The input supply for REG_DCDC2 + - vp3-supply: The input supply for REG_DCDC3 + - inl45-supply: The input supply for REG_LDO1 and REG_LDO2 + - inl67-supply: The input supply for REG_LDO3 and REG_LDO4 + +Any standard regulator properties can be used to configure the single regulator. + +The valid names for regulators are: + REG_DCDC1, REG_DCDC2, REG_DCDC3, REG_LDO1, REG_LDO2, REG_LDO3, REG_LDO4. + +Example: + pmic@5b { + compatible = "active-semi,act8945a"; + reg = <0x5b>; + status = "okay"; + + active-semi,vsel-high; + + regulators { + vdd_1v35_reg: REG_DCDC1 { + regulator-name = "VDD_1V35"; + regulator-min-microvolt = <1350000>; + regulator-max-microvolt = <1350000>; + regulator-always-on; + }; + + vdd_1v2_reg: REG_DCDC2 { + regulator-name = "VDD_1V2"; + regulator-min-microvolt = <1100000>; + regulator-max-microvolt = <1300000>; + regulator-always-on; + }; + + vdd_3v3_reg: REG_DCDC3 { + regulator-name = "VDD_3V3"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + regulator-always-on; + }; + + vdd_fuse_reg: REG_LDO1 { + regulator-name = "VDD_FUSE"; + regulator-min-microvolt = <2500000>; + regulator-max-microvolt = <2500000>; + regulator-always-on; + }; + + vdd_3v3_lp_reg: REG_LDO2 { + regulator-name = "VDD_3V3_LP"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + regulator-always-on; + }; + + vdd_led_reg: REG_LDO3 { + regulator-name = "VDD_LED"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + regulator-always-on; + }; + + vdd_sdhc_1v8_reg: REG_LDO4 { + regulator-name = "VDD_SDHC_1V8"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + regulator-always-on; + }; + }; + }; diff --git a/Documentation/devicetree/bindings/regulator/da9210.txt b/Documentation/devicetree/bindings/regulator/da9210.txt index 7aa9b1fa6..58065ca9e 100644 --- a/Documentation/devicetree/bindings/regulator/da9210.txt +++ b/Documentation/devicetree/bindings/regulator/da9210.txt @@ -1,4 +1,4 @@ -* Dialog Semiconductor DA9210 Voltage Regulator +* Dialog Semiconductor DA9210 Multi-phase 12A DCDC BUCK Converter Required properties: @@ -18,8 +18,12 @@ Example: compatible = "dlg,da9210"; reg = <0x68>; - regulator-min-microvolt = <900000>; - regulator-max-microvolt = <1000000>; + interrupt-parent = <...>; + interrupts = <...>; + + regulator-min-microvolt = <300000>; + regulator-max-microvolt = <1570000>; + regulator-min-microamp = <1600000>; + regulator-max-microamp = <4600000>; regulator-boot-on; - regulator-always-on; }; diff --git a/Documentation/devicetree/bindings/regulator/da9211.txt b/Documentation/devicetree/bindings/regulator/da9211.txt index c620493e8..0f2a6f8fc 100644 --- a/Documentation/devicetree/bindings/regulator/da9211.txt +++ b/Documentation/devicetree/bindings/regulator/da9211.txt @@ -1,7 +1,8 @@ -* Dialog Semiconductor DA9211/DA9213/DA9215 Voltage Regulator +* Dialog Semiconductor DA9211/DA9212/DA9213/DA9214/DA9215 Voltage Regulator Required properties: -- compatible: "dlg,da9211" or "dlg,da9213" or "dlg,da9215" +- compatible: "dlg,da9211" or "dlg,da9212" or "dlg,da9213" + or "dlg,da9214" or "dlg,da9215" - reg: I2C slave address, usually 0x68. - interrupts: the interrupt outputs of the controller - regulators: A node that houses a sub-node for each regulator within the @@ -30,6 +31,25 @@ Example 1) DA9211 regulator-max-microamp = <5000000>; enable-gpios = <&gpio 27 0>; }; + }; + }; + +Example 2) DA9212 + + pmic: da9212@68 { + compatible = "dlg,da9212"; + reg = <0x68>; + interrupts = <3 27>; + + regulators { + BUCKA { + regulator-name = "VBUCKA"; + regulator-min-microvolt = < 300000>; + regulator-max-microvolt = <1570000>; + regulator-min-microamp = <2000000>; + regulator-max-microamp = <5000000>; + enable-gpios = <&gpio 27 0>; + }; BUCKB { regulator-name = "VBUCKB"; regulator-min-microvolt = < 300000>; @@ -41,7 +61,7 @@ Example 1) DA9211 }; }; -Example 2) DA9213 +Example 3) DA9213 pmic: da9213@68 { compatible = "dlg,da9213"; reg = <0x68>; @@ -56,6 +76,24 @@ Example 2) DA9213 regulator-max-microamp = <6000000>; enable-gpios = <&gpio 27 0>; }; + }; + }; + +Example 4) DA9214 + pmic: da9214@68 { + compatible = "dlg,da9214"; + reg = <0x68>; + interrupts = <3 27>; + + regulators { + BUCKA { + regulator-name = "VBUCKA"; + regulator-min-microvolt = < 300000>; + regulator-max-microvolt = <1570000>; + regulator-min-microamp = <3000000>; + regulator-max-microamp = <6000000>; + enable-gpios = <&gpio 27 0>; + }; BUCKB { regulator-name = "VBUCKB"; regulator-min-microvolt = < 300000>; @@ -67,8 +105,7 @@ Example 2) DA9213 }; }; - -Example 3) DA9215 +Example 5) DA9215 pmic: da9215@68 { compatible = "dlg,da9215"; reg = <0x68>; diff --git a/Documentation/devicetree/bindings/regulator/hisilicon,hi655x-regulator.txt b/Documentation/devicetree/bindings/regulator/hisilicon,hi655x-regulator.txt new file mode 100644 index 000000000..14cfdc564 --- /dev/null +++ b/Documentation/devicetree/bindings/regulator/hisilicon,hi655x-regulator.txt @@ -0,0 +1,29 @@ +Hisilicon Hi655x Voltage regulators + +Note: +The Hi655x regulator control is managed by Hi655x PMIC. +So the node of this regulator must be child node of Hi655x +PMIC node. + +The driver uses the regulator core framework, so please also +take the bindings of regulator.txt for reference. + +The valid names for regulators are: + +LDO2_2V8 LDO7_SDIO LDO10_2V85 LDO13_1V8 LDO14_2V8 +LDO15_1V8 LDO17_2V5 LDO19_3V0 LDO21_1V8 LDO22_1V2 + +Example: + pmic: pmic@f8000000 { + compatible = "hisilicon,hi655x-pmic"; + ... + regulators { + ldo2: LDO2@a21 { + regulator-name = "LDO2_2V8"; + regulator-min-microvolt = <2500000>; + regulator-max-microvolt = <3200000>; + regulator-enable-ramp-delay = <120>; + }; + ... + } + } diff --git a/Documentation/devicetree/bindings/regulator/lp872x.txt b/Documentation/devicetree/bindings/regulator/lp872x.txt index 78183182d..ca58a68ff 100644 --- a/Documentation/devicetree/bindings/regulator/lp872x.txt +++ b/Documentation/devicetree/bindings/regulator/lp872x.txt @@ -28,6 +28,7 @@ Optional properties: - ti,dvs-gpio: GPIO specifier for external DVS pin control of LP872x devices. - ti,dvs-vsel: DVS selector. 0 = SEL_V1, 1 = SEL_V2. - ti,dvs-state: initial DVS pin state. 0 = DVS_LOW, 1 = DVS_HIGH. + - enable-gpios: GPIO specifier for EN pin control of LP872x devices. Sub nodes for regulator_init_data LP8720 has maximum 6 nodes. (child name: ldo1 ~ 5 and buck) diff --git a/Documentation/devicetree/bindings/regulator/max77802.txt b/Documentation/devicetree/bindings/regulator/max77802.txt index 09d796ed4..879e98d3b 100644 --- a/Documentation/devicetree/bindings/regulator/max77802.txt +++ b/Documentation/devicetree/bindings/regulator/max77802.txt @@ -60,7 +60,7 @@ The possible values for "regulator-initial-mode" and "regulator-mode" are: 1: Normal regulator voltage output mode. 3: Low Power which reduces the quiescent current down to only 1uA -The list of valid modes are defined in the dt-bindings/clock/maxim,max77802.h +The valid modes list is defined in the dt-bindings/regulator/maxim,max77802.h header and can be included by device tree source files. The standard "regulator-mode" property can only be used for regulators that diff --git a/Documentation/devicetree/bindings/regulator/max8973-regulator.txt b/Documentation/devicetree/bindings/regulator/max8973-regulator.txt index f80ea2fe2..c2c68fcc1 100644 --- a/Documentation/devicetree/bindings/regulator/max8973-regulator.txt +++ b/Documentation/devicetree/bindings/regulator/max8973-regulator.txt @@ -32,6 +32,13 @@ Optional properties: Enhanced transient response (ETR) will affect the configuration of CKADV. +-junction-warn-millicelsius: u32, junction warning temperature threshold + in millicelsius. If die temperature crosses this level then + device generates the warning interrupts. + +Please note that thermal functionality is only supported on MAX77621. The +supported threshold warning temperature for MAX77621 are 120 degC and 140 degC. + Example: max8973@1b { diff --git a/Documentation/devicetree/bindings/regulator/mt6323-regulator.txt b/Documentation/devicetree/bindings/regulator/mt6323-regulator.txt new file mode 100644 index 000000000..c35d878b0 --- /dev/null +++ b/Documentation/devicetree/bindings/regulator/mt6323-regulator.txt @@ -0,0 +1,237 @@ +Mediatek MT6323 Regulator Driver + +All voltage regulators are defined as subnodes of the regulators node. A list +of regulators provided by this controller are defined as subnodes of the +PMIC's node. Each regulator is named according to its regulator type, +buck_<name> and ldo_<name>. The definition for each of these nodes is defined +using the standard binding for regulators at +Documentation/devicetree/bindings/regulator/regulator.txt. + +The valid names for regulators are:: +BUCK: + buck_vproc, buck_vsys, buck_vpa +LDO: + ldo_vtcxo, ldo_vcn28, ldo_vcn33_bt, ldo_vcn33_wifi, ldo_va, ldo_vcama, + ldo_vio28, ldo_vusb, ldo_vmc, ldo_vmch, ldo_vemc3v3, ldo_vgp1, ldo_vgp2, + ldo_vgp3, ldo_vcn18, ldo_vsim1, ldo_vsim2, ldo_vrtc, ldo_vcamaf, ldo_vibr, + ldo_vrf18, ldo_vm, ldo_vio18, ldo_vcamd, ldo_vcamio + +Example: + + pmic: mt6323 { + mt6323regulator: regulators { + mt6323_vproc_reg: buck_vproc{ + regulator-name = "vproc"; + regulator-min-microvolt = < 700000>; + regulator-max-microvolt = <1350000>; + regulator-ramp-delay = <12500>; + regulator-always-on; + regulator-boot-on; + }; + + mt6323_vsys_reg: buck_vsys{ + regulator-name = "vsys"; + regulator-min-microvolt = <1400000>; + regulator-max-microvolt = <2987500>; + regulator-ramp-delay = <25000>; + regulator-always-on; + regulator-boot-on; + }; + + mt6323_vpa_reg: buck_vpa{ + regulator-name = "vpa"; + regulator-min-microvolt = < 500000>; + regulator-max-microvolt = <3650000>; + }; + + mt6323_vtcxo_reg: ldo_vtcxo{ + regulator-name = "vtcxo"; + regulator-min-microvolt = <2800000>; + regulator-max-microvolt = <2800000>; + regulator-enable-ramp-delay = <90>; + regulator-always-on; + regulator-boot-on; + }; + + mt6323_vcn28_reg: ldo_vcn28{ + regulator-name = "vcn28"; + regulator-min-microvolt = <2800000>; + regulator-max-microvolt = <2800000>; + regulator-enable-ramp-delay = <185>; + }; + + mt6323_vcn33_bt_reg: ldo_vcn33_bt{ + regulator-name = "vcn33_bt"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3600000>; + regulator-enable-ramp-delay = <185>; + }; + + mt6323_vcn33_wifi_reg: ldo_vcn33_wifi{ + regulator-name = "vcn33_wifi"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3600000>; + regulator-enable-ramp-delay = <185>; + }; + + mt6323_va_reg: ldo_va{ + regulator-name = "va"; + regulator-min-microvolt = <2800000>; + regulator-max-microvolt = <2800000>; + regulator-enable-ramp-delay = <216>; + regulator-always-on; + regulator-boot-on; + }; + + mt6323_vcama_reg: ldo_vcama{ + regulator-name = "vcama"; + regulator-min-microvolt = <1500000>; + regulator-max-microvolt = <2800000>; + regulator-enable-ramp-delay = <216>; + }; + + mt6323_vio28_reg: ldo_vio28{ + regulator-name = "vio28"; + regulator-min-microvolt = <2800000>; + regulator-max-microvolt = <2800000>; + regulator-enable-ramp-delay = <216>; + regulator-always-on; + regulator-boot-on; + }; + + mt6323_vusb_reg: ldo_vusb{ + regulator-name = "vusb"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + regulator-enable-ramp-delay = <216>; + regulator-boot-on; + }; + + mt6323_vmc_reg: ldo_vmc{ + regulator-name = "vmc"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <3300000>; + regulator-enable-ramp-delay = <36>; + regulator-boot-on; + }; + + mt6323_vmch_reg: ldo_vmch{ + regulator-name = "vmch"; + regulator-min-microvolt = <3000000>; + regulator-max-microvolt = <3300000>; + regulator-enable-ramp-delay = <36>; + regulator-boot-on; + }; + + mt6323_vemc3v3_reg: ldo_vemc3v3{ + regulator-name = "vemc3v3"; + regulator-min-microvolt = <3000000>; + regulator-max-microvolt = <3300000>; + regulator-enable-ramp-delay = <36>; + regulator-boot-on; + }; + + mt6323_vgp1_reg: ldo_vgp1{ + regulator-name = "vgp1"; + regulator-min-microvolt = <1200000>; + regulator-max-microvolt = <3300000>; + regulator-enable-ramp-delay = <216>; + }; + + mt6323_vgp2_reg: ldo_vgp2{ + regulator-name = "vgp2"; + regulator-min-microvolt = <1200000>; + regulator-max-microvolt = <3000000>; + regulator-enable-ramp-delay = <216>; + }; + + mt6323_vgp3_reg: ldo_vgp3{ + regulator-name = "vgp3"; + regulator-min-microvolt = <1200000>; + regulator-max-microvolt = <1800000>; + regulator-enable-ramp-delay = <216>; + }; + + mt6323_vcn18_reg: ldo_vcn18{ + regulator-name = "vcn18"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + regulator-enable-ramp-delay = <216>; + }; + + mt6323_vsim1_reg: ldo_vsim1{ + regulator-name = "vsim1"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <3000000>; + regulator-enable-ramp-delay = <216>; + }; + + mt6323_vsim2_reg: ldo_vsim2{ + regulator-name = "vsim2"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <3000000>; + regulator-enable-ramp-delay = <216>; + }; + + mt6323_vrtc_reg: ldo_vrtc{ + regulator-name = "vrtc"; + regulator-min-microvolt = <2800000>; + regulator-max-microvolt = <2800000>; + regulator-always-on; + regulator-boot-on; + }; + + mt6323_vcamaf_reg: ldo_vcamaf{ + regulator-name = "vcamaf"; + regulator-min-microvolt = <1200000>; + regulator-max-microvolt = <3300000>; + regulator-enable-ramp-delay = <216>; + }; + + mt6323_vibr_reg: ldo_vibr{ + regulator-name = "vibr"; + regulator-min-microvolt = <1200000>; + regulator-max-microvolt = <3300000>; + regulator-enable-ramp-delay = <36>; + }; + + mt6323_vrf18_reg: ldo_vrf18{ + regulator-name = "vrf18"; + regulator-min-microvolt = <1825000>; + regulator-max-microvolt = <1825000>; + regulator-enable-ramp-delay = <187>; + }; + + mt6323_vm_reg: ldo_vm{ + regulator-name = "vm"; + regulator-min-microvolt = <1200000>; + regulator-max-microvolt = <1800000>; + regulator-enable-ramp-delay = <216>; + regulator-always-on; + regulator-boot-on; + }; + + mt6323_vio18_reg: ldo_vio18{ + regulator-name = "vio18"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + regulator-enable-ramp-delay = <216>; + regulator-always-on; + regulator-boot-on; + }; + + mt6323_vcamd_reg: ldo_vcamd{ + regulator-name = "vcamd"; + regulator-min-microvolt = <1200000>; + regulator-max-microvolt = <1800000>; + regulator-enable-ramp-delay = <216>; + }; + + mt6323_vcamio_reg: ldo_vcamio{ + regulator-name = "vcamio"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + regulator-enable-ramp-delay = <216>; + }; + }; + }; diff --git a/Documentation/devicetree/bindings/regulator/palmas-pmic.txt b/Documentation/devicetree/bindings/regulator/palmas-pmic.txt index 725393c8a..998728196 100644 --- a/Documentation/devicetree/bindings/regulator/palmas-pmic.txt +++ b/Documentation/devicetree/bindings/regulator/palmas-pmic.txt @@ -1,5 +1,12 @@ * palmas regulator IP block devicetree bindings +The tps659038 for the AM57x class have OTP spins that +have different part numbers but the same functionality. There +is not a need to add the OTP spins to the palmas driver. The +spin devices should use the tps659038 as it's compatible value. +This is the list of those devices: +tps659037 + Required properties: - compatible : Should be from the list ti,twl6035-pmic @@ -8,6 +15,7 @@ Required properties: ti,tps65913-pmic ti,tps65914-pmic ti,tps65917-pmic + ti,tps659038-pmic and also the generic series names ti,palmas-pmic - interrupt-parent : The parent interrupt controller which is palmas. diff --git a/Documentation/devicetree/bindings/regulator/pv88080.txt b/Documentation/devicetree/bindings/regulator/pv88080.txt new file mode 100644 index 000000000..38a614210 --- /dev/null +++ b/Documentation/devicetree/bindings/regulator/pv88080.txt @@ -0,0 +1,49 @@ +* Powerventure Semiconductor PV88080 Voltage Regulator + +Required properties: +- compatible: "pvs,pv88080". +- reg: I2C slave address, usually 0x49. +- interrupts: the interrupt outputs of the controller +- regulators: A node that houses a sub-node for each regulator within the + device. Each sub-node is identified using the node's name, with valid + values listed below. The content of each sub-node is defined by the + standard binding for regulators; see regulator.txt. + BUCK1, BUCK2, and BUCK3. + +Optional properties: +- Any optional property defined in regulator.txt + +Example + + pmic: pv88080@49 { + compatible = "pvs,pv88080"; + reg = <0x49>; + interrupt-parent = <&gpio>; + interrupts = <24 24>; + + regulators { + BUCK1 { + regulator-name = "buck1"; + regulator-min-microvolt = < 600000>; + regulator-max-microvolt = <1393750>; + regulator-min-microamp = < 220000>; + regulator-max-microamp = <7040000>; + }; + + BUCK2 { + regulator-name = "buck2"; + regulator-min-microvolt = < 600000>; + regulator-max-microvolt = <1393750>; + regulator-min-microamp = <1496000>; + regulator-max-microamp = <4189000>; + }; + + BUCK3 { + regulator-name = "buck3"; + regulator-min-microvolt = <1400000>; + regulator-max-microvolt = <2193750>; + regulator-min-microamp = <1496000>; + regulator-max-microamp = <4189000>; + }; + }; + }; diff --git a/Documentation/devicetree/bindings/regulator/pwm-regulator.txt b/Documentation/devicetree/bindings/regulator/pwm-regulator.txt index ed936f0f3..3aeba9f86 100644 --- a/Documentation/devicetree/bindings/regulator/pwm-regulator.txt +++ b/Documentation/devicetree/bindings/regulator/pwm-regulator.txt @@ -34,20 +34,44 @@ Only required for Voltage Table Mode: First cell is voltage in microvolts (uV) Second cell is duty-cycle in percent (%) +Optional properties for Continuous mode: +- pwm-dutycycle-unit: Integer value encoding the duty cycle unit. If not + defined, <100> is assumed, meaning that + pwm-dutycycle-range contains values expressed in + percent. + +- pwm-dutycycle-range: Should contain 2 entries. The first entry is encoding + the dutycycle for regulator-min-microvolt and the + second one the dutycycle for regulator-max-microvolt. + Duty cycle values are expressed in pwm-dutycycle-unit. + If not defined, <0 100> is assumed. + NB: To be clear, if voltage-table is provided, then the device will be used in Voltage Table Mode. If no voltage-table is provided, then the device will be used in Continuous Voltage Mode. +Optional properties: +-------------------- +- enable-gpios: GPIO to use to enable/disable the regulator + Any property defined as part of the core regulator binding can also be used. (See: ../regulator/regulator.txt) -Continuous Voltage Example: +Continuous Voltage With Enable GPIO Example: pwm_regulator { compatible = "pwm-regulator; pwms = <&pwm1 0 8448 0>; + enable-gpios = <&gpio0 23 GPIO_ACTIVE_HIGH>; regulator-min-microvolt = <1016000>; regulator-max-microvolt = <1114000>; regulator-name = "vdd_logic"; + /* unit == per-mille */ + pwm-dutycycle-unit = <1000>; + /* + * Inverted PWM logic, and the duty cycle range is limited + * to 30%-70%. + */ + pwm-dutycycle-range <700 300>; /* */ }; Voltage Table Example: diff --git a/Documentation/devicetree/bindings/regulator/qcom,spmi-regulator.txt b/Documentation/devicetree/bindings/regulator/qcom,spmi-regulator.txt index d00bfd862..0fa3b0fac 100644 --- a/Documentation/devicetree/bindings/regulator/qcom,spmi-regulator.txt +++ b/Documentation/devicetree/bindings/regulator/qcom,spmi-regulator.txt @@ -7,6 +7,7 @@ Qualcomm SPMI Regulators "qcom,pm8841-regulators" "qcom,pm8916-regulators" "qcom,pm8941-regulators" + "qcom,pm8994-regulators" - interrupts: Usage: optional @@ -68,6 +69,37 @@ Qualcomm SPMI Regulators Definition: Reference to regulator supplying the input pin, as described in the data sheet. +- vdd_s1-supply: +- vdd_s2-supply: +- vdd_s3-supply: +- vdd_s4-supply: +- vdd_s5-supply: +- vdd_s6-supply: +- vdd_s7-supply: +- vdd_s8-supply: +- vdd_s9-supply: +- vdd_s10-supply: +- vdd_s11-supply: +- vdd_s12-supply: +- vdd_l1-supply: +- vdd_l2_l26_l28-supply: +- vdd_l3_l11-supply: +- vdd_l4_l27_l31-supply: +- vdd_l5_l7-supply: +- vdd_l6_l12_l32-supply: +- vdd_l8_l16_l30-supply: +- vdd_l9_l10_l18_l22-supply: +- vdd_l13_l19_l23_l24-supply: +- vdd_l14_l15-supply: +- vdd_l17_l29-supply: +- vdd_l20_l21-supply: +- vdd_l25-supply: +- vdd_lvs_1_2-supply: + Usage: optional (pm8994 only) + Value type: <phandle> + Definition: Reference to regulator supplying the input pin, as + described in the data sheet. + The regulator node houses sub-nodes for each regulator within the device. Each sub-node is identified using the node's name, with valid values listed for each @@ -81,9 +113,14 @@ pm8916: l14, l15, l16, l17, l18 pm8941: - s1, s2, s3, l1, l2, l3, l4, l5, l6, l7, l8, l9, l10, l11, l12, l13, l14, - l15, l16, l17, l18, l19, l20, l21, l22, l23, l24, lvs1, lvs2, lvs3, - mvs1, mvs2 + s1, s2, s3, s4, l1, l2, l3, l4, l5, l6, l7, l8, l9, l10, l11, l12, l13, + l14, l15, l16, l17, l18, l19, l20, l21, l22, l23, l24, lvs1, lvs2, lvs3, + 5vs1, 5vs2 + +pm8994: + s1, s2, s3, s4, s5, s6, s7, s8, s9, s10, s11, s12, l1, l2, l3, l4, l5, + l6, l7, l8, l9, l10, l11, l12, l13, l14, l15, l16, l17, l18, l19, l20, + l21, l22, l23, l24, l25, l26, l27, l28, l29, l30, l31, l32, lvs1, lvs2 The content of each sub-node is defined by the standard binding for regulators - see regulator.txt - with additional custom properties described below: diff --git a/Documentation/devicetree/bindings/regulator/regulator-max77620.txt b/Documentation/devicetree/bindings/regulator/regulator-max77620.txt new file mode 100644 index 000000000..1c4bfe786 --- /dev/null +++ b/Documentation/devicetree/bindings/regulator/regulator-max77620.txt @@ -0,0 +1,222 @@ +Regulator DT binding for MAX77620 Power management IC from Maxim Semiconductor. + +Device has multiple DCDC(sd[0-3] and LDOs(ldo[0-8]). The input supply +of these regulators are defined under parent device node. +Details of regulator properties are defined as child node under +sub-node "regulators" which is child node of device node. + +Please refer file <Documentation/devicetree/bindings/regulator/regulator.txt> +for common regulator bindings used by client. + +Following are properties of parent node related to regulators. + +Optional properties: +------------------- +The input supply of regulators are the optional properties on the +parent device node. The input supply of these regulators are provided +through following properties: +in-sd0-supply: Input supply for SD0, INA-SD0 or INB-SD0 pins. +in-sd1-supply: Input supply for SD1. +in-sd2-supply: Input supply for SD2. +in-sd3-supply: Input supply for SD3. +in-ldo0-1-supply: Input supply for LDO0 and LDO1. +in-ldo2-supply: Input supply for LDO2. +in-ldo3-5-supply: Input supply for LDO3 and LDO5 +in-ldo4-6-supply: Input supply for LDO4 and LDO6. +in-ldo7-8-supply: Input supply for LDO7 and LDO8. + +Optional sub nodes for regulators under "regulators" subnode: +------------------------------------------------------------ +The subnodes name is the name of regulator and it must be one of: + sd[0-3], ldo[0-8] + +Each sub-node should contain the constraints and initialization +information for that regulator. The definition for each of these +nodes is defined using the standard binding for regulators found at +<Documentation/devicetree/bindings/regulator/regulator.txt>. + +Theres are also additional properties for SD/LDOs. These additional properties +are required to configure FPS configuration parameters for SDs and LDOs. +Please refer <devicetree/bindings/mfd/max77620.txt> for more detail of Flexible +Power Sequence (FPS). +Following are additional properties: + +- maxim,active-fps-source: FPS source for the regulators to get + enabled/disabled when system is in + active state. Valid values are: + - MAX77620_FPS_SRC_0, + FPS source is FPS0. + - MAX77620_FPS_SRC_1, + FPS source is FPS1 + - MAX77620_FPS_SRC_2 and + FPS source is FPS2 + - MAX77620_FPS_SRC_NONE. + Regulator is not controlled + by FPS events and it gets + enabled/disabled by register + access. + Absence of this property will leave + the FPS configuration register for that + regulator to default configuration. + +- maxim,active-fps-power-up-slot: Sequencing event slot number on which + the regulator get enabled when + master FPS input event set to HIGH. + Valid values are 0 to 7. + This is applicable if FPS source is + selected as FPS0, FPS1 or FPS2. + +- maxim,active-fps-power-down-slot: Sequencing event slot number on which + the regulator get disabled when master + FPS input event set to LOW. + Valid values are 0 to 7. + This is applicable if FPS source is + selected as FPS0, FPS1 or FPS2. + +- maxim,suspend-fps-source: This is same as property + "maxim,active-fps-source" but value + get configured when system enters in + to suspend state. + +- maxim,suspend-fps-power-up-slot: This is same as property + "maxim,active-fps-power-up-slot" but + this value get configured into FPS + configuration register when system + enters into suspend. + This is applicable if suspend state + FPS source is selected as FPS0, FPS1 or + +- maxim,suspend-fps-power-down-slot: This is same as property + "maxim,active-fps-power-down-slot" but + this value get configured into FPS + configuration register when system + enters into suspend. + This is applicable if suspend state + FPS source is selected as FPS0, FPS1 or + FPS2. +- maxim,ramp-rate-setting: integer, ramp rate(uV/us) setting to be + configured to the device. + The platform may have different ramp + rate than advertised ramp rate if it has + design variation from Maxim's + recommended. On this case, platform + specific ramp rate is used for ramp time + calculation and this property is used + for device register configurations. + The measured ramp rate of platform is + provided by the regulator-ramp-delay + as described in <devicetree/bindings/ + regulator/regulator.txt>. + Maxim Max77620 supports following ramp + delay: + SD: 13.75mV/us, 27.5mV/us, 55mV/us + LDOs: 5mV/us, 100mV/us + +Note: If the measured ramp delay is same as advertised ramp delay then it is not +required to provide the ramp delay with property "maxim,ramp-rate-setting". The +ramp rate can be provided by the regulator-ramp-delay which will be used for +ramp time calculation for voltage change as well as for device configuration. + +Example: +-------- +#include <dt-bindings/mfd/max77620.h> +... +max77620@3c { + in-ldo0-1-supply = <&max77620_sd2>; + in-ldo7-8-supply = <&max77620_sd2>; + regulators { + sd0 { + regulator-name = "vdd-core"; + regulator-min-microvolt = <600000>; + regulator-max-microvolt = <1400000>; + regulator-boot-on; + regulator-always-on; + maxim,active-fps-source = <MAX77620_FPS_SRC_1>; + }; + + sd1 { + regulator-name = "vddio-ddr"; + regulator-min-microvolt = <1200000>; + regulator-max-microvolt = <1200000>; + regulator-always-on; + regulator-boot-on; + maxim,active-fps-source = <MAX77620_FPS_SRC_0>; + }; + + sd2 { + regulator-name = "vdd-pre-reg"; + regulator-min-microvolt = <1350000>; + regulator-max-microvolt = <1350000>; + }; + + sd3 { + regulator-name = "vdd-1v8"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + regulator-always-on; + regulator-boot-on; + }; + + ldo0 { + regulator-name = "avdd-sys"; + regulator-min-microvolt = <1200000>; + regulator-max-microvolt = <1200000>; + regulator-always-on; + regulator-boot-on; + }; + + ldo1 { + regulator-name = "vdd-pex"; + regulator-min-microvolt = <1050000>; + regulator-max-microvolt = <1050000>; + }; + + ldo2 { + regulator-name = "vddio-sdmmc3"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <3300000>; + }; + + ldo3 { + regulator-name = "vdd-cam-hv"; + regulator-min-microvolt = <2800000>; + regulator-max-microvolt = <2800000>; + }; + + ldo4 { + regulator-name = "vdd-rtc"; + regulator-min-microvolt = <1250000>; + regulator-max-microvolt = <1250000>; + regulator-always-on; + regulator-boot-on; + }; + + ldo5 { + regulator-name = "avdd-ts-hv"; + regulator-min-microvolt = <3000000>; + regulator-max-microvolt = <3000000>; + }; + + ldo6 { + regulator-name = "vdd-ts"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + regulator-always-on; + regulator-boot-on; + }; + + ldo7 { + regulator-name = "vdd-gen-pll-edp"; + regulator-min-microvolt = <1050000>; + regulator-max-microvolt = <1050000>; + regulator-always-on; + regulator-boot-on; + }; + + ldo8 { + regulator-name = "vdd-hdmi-dp"; + regulator-min-microvolt = <1050000>; + regulator-max-microvolt = <1050000>; + }; + }; +}; diff --git a/Documentation/devicetree/bindings/regulator/regulator.txt b/Documentation/devicetree/bindings/regulator/regulator.txt index 1d112fc45..ecfc593ca 100644 --- a/Documentation/devicetree/bindings/regulator/regulator.txt +++ b/Documentation/devicetree/bindings/regulator/regulator.txt @@ -44,6 +44,11 @@ Optional properties: any consumer request. - regulator-pull-down: Enable pull down resistor when the regulator is disabled. - regulator-over-current-protection: Enable over current protection. +- regulator-active-discharge: tristate, enable/disable active discharge of + regulators. The values are: + 0: Disable active discharge. + 1: Enable active discharge. + Absence of this property will leave configuration to default. Deprecated properties: - regulator-compatible: If a regulator chip contains multiple diff --git a/Documentation/devicetree/bindings/regulator/ti-abb-regulator.txt b/Documentation/devicetree/bindings/regulator/ti-abb-regulator.txt index c58db75f9..c3f6546eb 100644 --- a/Documentation/devicetree/bindings/regulator/ti-abb-regulator.txt +++ b/Documentation/devicetree/bindings/regulator/ti-abb-regulator.txt @@ -14,8 +14,8 @@ Required Properties: - "setup-address" - contains setup register address of ABB module (ti,abb-v3) - "int-address" - contains address of interrupt register for ABB module (also see Optional properties) -- #address-cell: should be 0 -- #size-cell: should be 0 +- #address-cells: should be 0 +- #size-cells: should be 0 - clocks: should point to the clock node used by ABB module - ti,settling-time: Settling time in uSecs from SoC documentation for ABB module to settle down(target time for SR2_WTCNT_VALUE). @@ -69,7 +69,7 @@ Example #1: Simplest configuration (no efuse data, hard coded ABB table): abb_x: regulator-abb-x { compatible = "ti,abb-v1"; regulator-name = "abb_x"; - #address-cell = <0>; + #address-cells = <0>; #size-cells = <0>; reg = <0x483072f0 0x8>, <0x48306818 0x4>; reg-names = "base-address", "int-address"; @@ -89,7 +89,7 @@ Example #2: Efuse bits contain ABB mode setting (no LDO override capability) abb_y: regulator-abb-y { compatible = "ti,abb-v2"; regulator-name = "abb_y"; - #address-cell = <0>; + #address-cells = <0>; #size-cells = <0>; reg = <0x4a307bd0 0x8>, <0x4a306014 0x4>, <0x4A002268 0x8>; reg-names = "base-address", "int-address", "efuse-address"; @@ -110,7 +110,7 @@ Example #3: Efuse bits contain ABB mode setting and LDO override capability abb_z: regulator-abb-z { compatible = "ti,abb-v2"; regulator-name = "abb_z"; - #address-cell = <0>; + #address-cells = <0>; #size-cells = <0>; reg = <0x4ae07ce4 0x8>, <0x4ae06010 0x4>, <0x4a002194 0x8>, <0x4ae0C314 0x4>; diff --git a/Documentation/devicetree/bindings/regulator/twl-regulator.txt b/Documentation/devicetree/bindings/regulator/twl-regulator.txt index 75b0c1669..74a91c4f8 100644 --- a/Documentation/devicetree/bindings/regulator/twl-regulator.txt +++ b/Documentation/devicetree/bindings/regulator/twl-regulator.txt @@ -57,6 +57,12 @@ For twl4030 regulators/LDOs Optional properties: - Any optional property defined in bindings/regulator/regulator.txt +For twl4030 regulators/LDOs: + - regulator-initial-mode: + - 0x08 - Sleep mode, the nominal output voltage is maintained with low power + consumption with low load current capability. + - 0x0e - Active mode, the regulator can deliver its nominal output voltage + with full-load current capability. Example: |