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author | Linus Torvalds <torvalds@linux-foundation.org> | 2016-03-18 17:15:11 (GMT) |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2016-03-18 17:15:11 (GMT) |
commit | 12e7b0a62752234497de51356903f5f4e6bd2f77 (patch) | |
tree | 700601b833bf3e4097eb9307ed3fcc5d32d8d117 /Documentation | |
parent | 021f163d696caed5a336fa1569efdd22216da340 (diff) | |
parent | 0343b2f4e4a52c907d7676ce3159e0b5e7f0301c (diff) | |
download | linux-12e7b0a62752234497de51356903f5f4e6bd2f77.tar.xz |
Merge tag 'mfd-for-linus-4.6' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd
Pull MFD updates from Lee Jones:
"New Drivers:
- Freescale Touch Screen ADC
- X-Powers AXP PMIC with RSB
- TI TPS65086 Power Management IC (PMIC)
New Device Support:
- Supply device PCI IDs for Intel Broxton
Fix-ups:
- Move to clkdev_create() API; intel_quark_i2c_gpio
- Complete re-write of TI's TPS65912 Power Management IC (PMIC)
- Remove unnecessary function argument; axp20x
- Separate out bus related code; axp20x
- Coding Style changes; axp20x
- Allow more drivers to be compiled as modules
- Work around false positive 'used uninitialised' warning; db8500-prcmu
Bug Fixes:
- Remove do_div(); fsl-imx25-gcq
- Fix driver init when built-in; tps65010
- Fix clock-unregister leak; intel-lpss"
* tag 'mfd-for-linus-4.6' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd: (53 commits)
mfd: intel-lpss: Pass I2C configuration via properties on BXT
mfd: imx6sx: Add PCIe register definitions for iomuxc gpr
mfd: ipaq-micro: Use __maybe_unused to hide pm functions
mfd: max77686: Add max77802 to I2C device ID table
mfd: max77686: Export OF module alias information
mfd: max77686: Allow driver to be built as a module
mfd: stmpe: Add the proper PWM resources
mfd: tps65090: Set regmap config reg counts properly
mfd: syscon: Return ENOTSUPP instead of ENOSYS when disabled
mfd: as3711: Set regmap config reg counts properly
mfd: rc5t583: Set regmap config reg counts properly
gpio: tps65086: Add GPO driver for the TPS65086 PMIC
mfd: mt6397: Add platform device ID table
mfd: da9063: Fix missing volatile registers in the core regmap_range volatile lists
mfd: mt6397: Add MT6323 support to MT6397 driver
mfd: mt6397: Add support for different Slave types
mfd: mt6397: int_con and int_status may vary in location
dt-bindings: mfd: Add bindings for the MediaTek MT6323 PMIC
mfd: da9062: Fix missing volatile registers in the core regmap_range volatile lists
mfd: Add documentation for ACT8945A DT bindings
...
Diffstat (limited to 'Documentation')
7 files changed, 281 insertions, 7 deletions
diff --git a/Documentation/devicetree/bindings/iio/adc/fsl,imx25-gcq.txt b/Documentation/devicetree/bindings/iio/adc/fsl,imx25-gcq.txt new file mode 100644 index 0000000..b0866d3 --- /dev/null +++ b/Documentation/devicetree/bindings/iio/adc/fsl,imx25-gcq.txt @@ -0,0 +1,58 @@ +Freescale i.MX25 ADC GCQ device + +This is a generic conversion queue device that can convert any of the +analog inputs using the ADC unit of the i.MX25. + +Required properties: + - compatible: Should be "fsl,imx25-gcq". + - reg: Should be the register range of the module. + - interrupts: Should be the interrupt number of the module. + Typically this is <1>. + - interrupt-parent: phandle to the tsadc module of the i.MX25. + - #address-cells: Should be <1> (setting for the subnodes) + - #size-cells: Should be <0> (setting for the subnodes) + +Optional properties: + - vref-ext-supply: The regulator supplying the ADC reference voltage. + Required when at least one subnode uses the this reference. + - vref-xp-supply: The regulator supplying the ADC reference voltage on pin XP. + Required when at least one subnode uses this reference. + - vref-yp-supply: The regulator supplying the ADC reference voltage on pin YP. + Required when at least one subnode uses this reference. + +Sub-nodes: +Optionally you can define subnodes which define the reference voltage +for the analog inputs. + +Required properties for subnodes: + - reg: Should be the number of the analog input. + 0: xp + 1: yp + 2: xn + 3: yn + 4: wiper + 5: inaux0 + 6: inaux1 + 7: inaux2 +Optional properties for subnodes: + - fsl,adc-refp: specifies the positive reference input as defined in + <dt-bindings/iio/adc/fsl-imx25-gcq.h> + - fsl,adc-refn: specifies the negative reference input as defined in + <dt-bindings/iio/adc/fsl-imx25-gcq.h> + +Example: + + adc: adc@50030800 { + compatible = "fsl,imx25-gcq"; + reg = <0x50030800 0x60>; + interrupt-parent = <&tscadc>; + interrupts = <1>; + #address-cells = <1>; + #size-cells = <0>; + + inaux@5 { + reg = <5>; + fsl,adc-refp = <MX25_ADC_REFP_INT>; + fsl,adc-refn = <MX25_ADC_REFN_NGND>; + }; + }; diff --git a/Documentation/devicetree/bindings/input/touchscreen/fsl-mx25-tcq.txt b/Documentation/devicetree/bindings/input/touchscreen/fsl-mx25-tcq.txt new file mode 100644 index 0000000..cdf05f9 --- /dev/null +++ b/Documentation/devicetree/bindings/input/touchscreen/fsl-mx25-tcq.txt @@ -0,0 +1,35 @@ +Freescale mx25 TS conversion queue module + +mx25 touchscreen conversion queue module which controls the ADC unit of the +mx25 for attached touchscreens. + +Required properties: + - compatible: Should be "fsl,imx25-tcq". + - reg: Memory range of the device. + - interrupts: Should be the interrupt number associated with this module within + the tscadc unit (<0>). + - interrupt-parent: Should be a phandle to the tscadc unit. + - fsl,wires: Should be '<4>' or '<5>' + +Optional properties: + - fsl,pen-debounce-ns: Pen debounce time in nanoseconds. + - fsl,pen-threshold: Pen-down threshold for the touchscreen. This is a value + between 1 and 4096. It is the ratio between the internal reference voltage + and the measured voltage after the plate was precharged. Resistence between + plates and therefore the voltage decreases with pressure so that a smaller + value is equivalent to a higher pressure. + - fsl,settling-time-ns: Settling time in nanoseconds. The settling time is before + the actual touch detection to wait for an even charge distribution in the + plate. + +This device includes two conversion queues which can be added as subnodes. +The first queue is for the touchscreen, the second for general purpose ADC. + +Example: + tsc: tcq@50030400 { + compatible = "fsl,imx25-tcq"; + reg = <0x50030400 0x60>; + interrupt-parent = <&tscadc>; + interrupts = <0>; + fsl,wires = <4>; + }; diff --git a/Documentation/devicetree/bindings/mfd/act8945a.txt b/Documentation/devicetree/bindings/mfd/act8945a.txt new file mode 100644 index 0000000..f712830 --- /dev/null +++ b/Documentation/devicetree/bindings/mfd/act8945a.txt @@ -0,0 +1,76 @@ +Device-Tree bindings for Active-semi ACT8945A MFD driver + +Required properties: + - compatible: "active-semi,act8945a". + - reg: the I2C slave address for the ACT8945A chip + +The chip exposes two subdevices: + - a regulators: see ../regulator/act8945a-regulator.txt + - a charger: see ../power/act8945a-charger.txt + +Example: + pmic@5b { + compatible = "active-semi,act8945a"; + reg = <0x5b>; + status = "okay"; + + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_charger_chglev>; + active-semi,chglev-gpio = <&pioA 12 GPIO_ACTIVE_HIGH>; + active-semi,input-voltage-threshold-microvolt = <6600>; + active-semi,precondition-timeout = <40>; + active-semi,total-timeout = <3>; + + 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/mfd/axp20x.txt b/Documentation/devicetree/bindings/mfd/axp20x.txt index a474359..fd39fa5 100644 --- a/Documentation/devicetree/bindings/mfd/axp20x.txt +++ b/Documentation/devicetree/bindings/mfd/axp20x.txt @@ -5,11 +5,12 @@ axp152 (X-Powers) axp202 (X-Powers) axp209 (X-Powers) axp221 (X-Powers) +axp223 (X-Powers) Required properties: - compatible: "x-powers,axp152", "x-powers,axp202", "x-powers,axp209", - "x-powers,axp221" -- reg: The I2C slave address for the AXP chip + "x-powers,axp221", "x-powers,axp223" +- reg: The I2C slave address or RSB hardware address for the AXP chip - interrupt-parent: The parent interrupt controller - interrupts: SoC NMI / GPIO interrupt connected to the PMIC's IRQ pin - interrupt-controller: The PMIC has its own internal IRQs @@ -51,7 +52,7 @@ LDO3 : LDO : ldo3in-supply LDO4 : LDO : ldo24in-supply : shared supply LDO5 : LDO : ldo5in-supply -AXP221 regulators, type, and corresponding input supply names: +AXP221/AXP223 regulators, type, and corresponding input supply names: Regulator Type Supply Name Notes --------- ---- ----------- ----- diff --git a/Documentation/devicetree/bindings/mfd/fsl-imx25-tsadc.txt b/Documentation/devicetree/bindings/mfd/fsl-imx25-tsadc.txt new file mode 100644 index 0000000..b035052 --- /dev/null +++ b/Documentation/devicetree/bindings/mfd/fsl-imx25-tsadc.txt @@ -0,0 +1,47 @@ +Freescale MX25 ADC/TSC MultiFunction Device (MFD) + +This device combines two general purpose conversion queues one used for general +ADC and the other used for touchscreens. + +Required properties: + - compatible: Should be "fsl,imx25-tsadc". + - reg: Start address and size of the memory area of + the device + - interrupts: Interrupt for this device + (See: ../interrupt-controller/interrupts.txt) + - clocks: An 'ipg' clock (See: ../clock/clock-bindings.txt) + - interrupt-controller: This device is an interrupt controller. It + controls the interrupts of both + conversion queues. + - #interrupt-cells: Should be '<1>'. + - #address-cells: Should be '<1>'. + - #size-cells: Should be '<1>'. + +This device includes two conversion queues which can be added as subnodes. +The first queue is for the touchscreen, the second for general purpose ADC. + +Example: + tscadc: tscadc@50030000 { + compatible = "fsl,imx25-tsadc"; + reg = <0x50030000 0xc>; + interrupts = <46>; + clocks = <&clks 119>; + clock-names = "ipg"; + interrupt-controller; + #interrupt-cells = <1>; + #address-cells = <1>; + #size-cells = <1>; + ranges; + + tsc: tcq@50030400 { + compatible = "fsl,imx25-tcq"; + reg = <0x50030400 0x60>; + ... + }; + + adc: gcq@50030800 { + compatible = "fsl,imx25-gcq"; + reg = <0x50030800 0x60>; + ... + }; + }; diff --git a/Documentation/devicetree/bindings/mfd/mt6397.txt b/Documentation/devicetree/bindings/mfd/mt6397.txt index 15043e6..949c85f 100644 --- a/Documentation/devicetree/bindings/mfd/mt6397.txt +++ b/Documentation/devicetree/bindings/mfd/mt6397.txt @@ -1,6 +1,6 @@ -MediaTek MT6397 Multifunction Device Driver +MediaTek MT6397/MT6323 Multifunction Device Driver -MT6397 is a multifunction device with the following sub modules: +MT6397/MT6323 is a multifunction device with the following sub modules: - Regulator - RTC - Audio codec @@ -8,14 +8,14 @@ MT6397 is a multifunction device with the following sub modules: - Clock It is interfaced to host controller using SPI interface by a proprietary hardware -called PMIC wrapper or pwrap. MT6397 MFD is a child device of pwrap. +called PMIC wrapper or pwrap. MT6397/MT6323 MFD is a child device of pwrap. See the following for pwarp node definitions: Documentation/devicetree/bindings/soc/pwrap.txt This document describes the binding for MFD device and its sub module. Required properties: -compatible: "mediatek,mt6397" +compatible: "mediatek,mt6397" or "mediatek,mt6323" Optional subnodes: @@ -26,6 +26,8 @@ Optional subnodes: Required properties: - compatible: "mediatek,mt6397-regulator" see Documentation/devicetree/bindings/regulator/mt6397-regulator.txt + - compatible: "mediatek,mt6323-regulator" + see Documentation/devicetree/bindings/regulator/mt6323-regulator.txt - codec Required properties: - compatible: "mediatek,mt6397-codec" diff --git a/Documentation/devicetree/bindings/mfd/tps65086.txt b/Documentation/devicetree/bindings/mfd/tps65086.txt new file mode 100644 index 0000000..d370561 --- /dev/null +++ b/Documentation/devicetree/bindings/mfd/tps65086.txt @@ -0,0 +1,55 @@ +* TPS65086 Power Management Integrated Circuit (PMIC) bindings + +Required properties: + - compatible : Should be "ti,tps65086". + - reg : I2C slave address. + - interrupt-parent : Phandle to the parent interrupt controller. + - interrupts : The interrupt line the device is connected to. + - interrupt-controller : Marks the device node as an interrupt controller. + - #interrupt-cells : The number of cells to describe an IRQ, should be 2. + The first cell is the IRQ number. + The second cell is the flags, encoded as trigger + masks from ../interrupt-controller/interrupts.txt. + - gpio-controller : Marks the device node as a GPIO Controller. + - #gpio-cells : Should be two. The first cell is the pin number and + the second cell is used to specify flags. + See ../gpio/gpio.txt for more information. + - regulators: : List of child nodes that specify the regulator + initialization data. Child nodes must be named + after their hardware counterparts: buck[1-6], + ldoa[1-3], swa1, swb[1-2], and vtt. Each child + node is defined using the standard binding for + regulators and the optional regulator properties + defined below. + +Optional regulator properties: + - ti,regulator-step-size-25mv : This is applicable for buck[1,2,6], set this + if the regulator is factory set with a 25mv + step voltage mapping. + - ti,regulator-decay : This is applicable for buck[1-6], set this if + the output needs to decay, default is for + the output to slew down. + +Example: + + pmic: tps65086@5e { + compatible = "ti,tps65086"; + reg = <0x5e>; + interrupt-parent = <&gpio1>; + interrupts = <28 IRQ_TYPE_LEVEL_LOW>; + interrupt-controller; + #interrupt-cells = <2>; + gpio-controller; + #gpio-cells = <2>; + + regulators { + buck1 { + regulator-name = "vcc1"; + regulator-min-microvolt = <1600000>; + regulator-max-microvolt = <1600000>; + regulator-boot-on; + ti,regulator-decay; + ti,regulator-step-size-25mv; + }; + }; + }; |