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Diffstat (limited to 'Documentation')
8 files changed, 248 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/regulator/da9211.txt b/Documentation/devicetree/bindings/regulator/da9211.txt new file mode 100644 index 000000000000..240019a82f9a --- /dev/null +++ b/Documentation/devicetree/bindings/regulator/da9211.txt @@ -0,0 +1,63 @@ +* Dialog Semiconductor DA9211/DA9213 Voltage Regulator + +Required properties: +- compatible: "dlg,da9211" or "dlg,da9213". +- 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 + 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. + BUCKA and BUCKB. + +Optional properties: +- Any optional property defined in regulator.txt + +Example 1) DA9211 + + pmic: da9211@68 { + compatible = "dlg,da9211"; + 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>; + }; + BUCKB { + regulator-name = "VBUCKB"; + regulator-min-microvolt = < 300000>; + regulator-max-microvolt = <1570000>; + regulator-min-microamp = <2000000>; + regulator-max-microamp = <5000000>; + }; + }; + }; + +Example 2) DA92113 + pmic: da9213@68 { + compatible = "dlg,da9213"; + 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>; + }; + BUCKB { + regulator-name = "VBUCKB"; + regulator-min-microvolt = < 300000>; + regulator-max-microvolt = <1570000>; + regulator-min-microamp = <3000000>; + regulator-max-microamp = <6000000>; + }; + }; + }; diff --git a/Documentation/devicetree/bindings/regulator/fan53555.txt b/Documentation/devicetree/bindings/regulator/fan53555.txt new file mode 100644 index 000000000000..54a3f2c80e3a --- /dev/null +++ b/Documentation/devicetree/bindings/regulator/fan53555.txt @@ -0,0 +1,23 @@ +Binding for Fairchild FAN53555 regulators + +Required properties: + - compatible: one of "fcs,fan53555", "silergy,syr827", "silergy,syr828" + - reg: I2C address + +Optional properties: + - fcs,suspend-voltage-selector: declare which of the two available + voltage selector registers should be used for the suspend + voltage. The other one is used for the runtime voltage setting + Possible values are either <0> or <1> + - vin-supply: regulator supplying the vin pin + +Example: + + regulator@40 { + compatible = "fcs,fan53555"; + regulator-name = "fan53555"; + regulator-min-microvolt = <1000000>; + regulator-max-microvolt = <1800000>; + vin-supply = <&parent_reg>; + fcs,suspend-voltage-selector = <1>; + }; diff --git a/Documentation/devicetree/bindings/regulator/isl9305.txt b/Documentation/devicetree/bindings/regulator/isl9305.txt new file mode 100644 index 000000000000..a626fc1bbf0d --- /dev/null +++ b/Documentation/devicetree/bindings/regulator/isl9305.txt @@ -0,0 +1,36 @@ +Intersil ISL9305/ISL9305H voltage regulator + +Required properties: + +- compatible: "isl,isl9305" or "isl,isl9305h" +- reg: I2C slave address, usually 0x68. +- 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 being "dcd1", "dcd2", "ldo1" and "ldo2". The content of each sub-node + is defined by the standard binding for regulators; see regulator.txt. +- VINDCD1-supply: A phandle to a regulator node supplying VINDCD1. + VINDCD2-supply: A phandle to a regulator node supplying VINDCD2. + VINLDO1-supply: A phandle to a regulator node supplying VINLDO1. + VINLDO2-supply: A phandle to a regulator node supplying VINLDO2. + +Optional properties: +- Per-regulator optional properties are defined in regulator.txt + +Example + + pmic: isl9305@68 { + compatible = "isl,isl9305"; + reg = <0x68>; + + VINDCD1-supply = <&system_power>; + VINDCD2-supply = <&system_power>; + VINLDO1-supply = <&system_power>; + VINLDO2-supply = <&system_power>; + + regulators { + dcd1 { + regulator-name = "VDD_DSP"; + regulator-always-on; + }; + }; + }; diff --git a/Documentation/devicetree/bindings/regulator/max1586-regulator.txt b/Documentation/devicetree/bindings/regulator/max1586-regulator.txt new file mode 100644 index 000000000000..c050c1744cb8 --- /dev/null +++ b/Documentation/devicetree/bindings/regulator/max1586-regulator.txt @@ -0,0 +1,28 @@ +Maxim MAX1586 voltage regulator + +Required properties: +- compatible: must be "maxim,max1586" +- reg: I2C slave address, usually 0x14 +- v3-gain: integer specifying the V3 gain as per datasheet + (1 + R24/R25 + R24/185.5kOhm) +- any required generic properties defined in regulator.txt + +Example: + + i2c_master { + max1586@14 { + compatible = "maxim,max1586"; + reg = <0x14>; + v3-gain = <1000000>; + + regulators { + vcc_core: v3 { + regulator-name = "vcc_core"; + regulator-compatible = "Output_V3"; + regulator-min-microvolt = <1000000>; + regulator-max-microvolt = <1705000>; + regulator-always-on; + }; + }; + }; + }; diff --git a/Documentation/devicetree/bindings/regulator/max77802.txt b/Documentation/devicetree/bindings/regulator/max77802.txt new file mode 100644 index 000000000000..5aeaffc0f1f0 --- /dev/null +++ b/Documentation/devicetree/bindings/regulator/max77802.txt @@ -0,0 +1,53 @@ +Binding for Maxim MAX77802 regulators + +This is a part of device tree bindings of MAX77802 multi-function device. +More information can be found in bindings/mfd/max77802.txt file. + +The MAX77802 PMIC has 10 high-efficiency Buck and 32 Low-dropout (LDO) +regulators that can be controlled over I2C. + +Following properties should be present in main device node of the MFD chip. + +Optional node: +- regulators : The regulators of max77802 have to be instantiated + under subnode named "regulators" using the following format. + + regulator-name { + standard regulator constraints.... + }; + refer Documentation/devicetree/bindings/regulator/regulator.txt + +The regulator node name should be initialized with a string to get matched +with their hardware counterparts as follow. The valid names are: + + -LDOn : for LDOs, where n can lie in ranges 1-15, 17-21, 23-30 + and 32-35. + example: LDO1, LDO2, LDO35. + -BUCKn : for BUCKs, where n can lie in range 1 to 10. + example: BUCK1, BUCK5, BUCK10. +Example: + + max77802@09 { + compatible = "maxim,max77802"; + interrupt-parent = <&wakeup_eint>; + interrupts = <26 0>; + reg = <0x09>; + #address-cells = <1>; + #size-cells = <0>; + + regulators { + ldo11_reg: LDO11 { + regulator-name = "vdd_ldo11"; + regulator-min-microvolt = <1900000>; + regulator-max-microvolt = <1900000>; + regulator-always-on; + }; + + buck1_reg: BUCK1 { + regulator-name = "vdd_mif"; + regulator-min-microvolt = <950000>; + regulator-max-microvolt = <1300000>; + regulator-always-on; + regulator-boot-on; + }; + }; diff --git a/Documentation/devicetree/bindings/regulator/pwm-regulator.txt b/Documentation/devicetree/bindings/regulator/pwm-regulator.txt new file mode 100644 index 000000000000..ce91f61feb12 --- /dev/null +++ b/Documentation/devicetree/bindings/regulator/pwm-regulator.txt @@ -0,0 +1,27 @@ +pwm regulator bindings + +Required properties: +- compatible: Should be "pwm-regulator" +- pwms: OF device-tree PWM specification (see PWM binding pwm.txt) +- voltage-table: voltage and duty table, include 2 members in each set of + brackets, first one is voltage(unit: uv), the next is duty(unit: percent) + +Any property defined as part of the core regulator binding defined in +regulator.txt can also be used. + +Example: + pwm_regulator { + compatible = "pwm-regulator; + pwms = <&pwm1 0 8448 0>; + + voltage-table = <1114000 0>, + <1095000 10>, + <1076000 20>, + <1056000 30>, + <1036000 40>, + <1016000 50>; + + regulator-min-microvolt = <1016000>; + regulator-max-microvolt = <1114000>; + regulator-name = "vdd_logic"; + }; diff --git a/Documentation/devicetree/bindings/regulator/sky81452-regulator.txt b/Documentation/devicetree/bindings/regulator/sky81452-regulator.txt new file mode 100644 index 000000000000..882455e9b36d --- /dev/null +++ b/Documentation/devicetree/bindings/regulator/sky81452-regulator.txt @@ -0,0 +1,16 @@ +SKY81452 voltage regulator + +Required properties: +- any required generic properties defined in regulator.txt + +Optional properties: +- any available generic properties defined in regulator.txt + +Example: + + regulator { + /* generic regulator properties */ + regulator-name = "touch_en"; + regulator-min-microvolt = <4500000>; + regulator-max-microvolt = <8000000>; + }; diff --git a/Documentation/devicetree/bindings/vendor-prefixes.txt b/Documentation/devicetree/bindings/vendor-prefixes.txt index ac7269f90764..6073e76575ea 100644 --- a/Documentation/devicetree/bindings/vendor-prefixes.txt +++ b/Documentation/devicetree/bindings/vendor-prefixes.txt @@ -49,6 +49,7 @@ epson Seiko Epson Corp. est ESTeem Wireless Modems eukrea Eukréa Electromatique excito Excito +fcs Fairchild Semiconductor fsl Freescale Semiconductor GEFanuc GE Fanuc Intelligent Platforms Embedded Systems, Inc. gef GE Fanuc Intelligent Platforms Embedded Systems, Inc. @@ -124,6 +125,7 @@ sil Silicon Image silabs Silicon Laboratories simtek sii Seiko Instruments, Inc. +silergy Silergy Corp. sirf SiRF Technology, Inc. smsc Standard Microsystems Corporation snps Synopsys, Inc. |