diff options
74 files changed, 2531 insertions, 410 deletions
diff --git a/Documentation/acpi/enumeration.txt b/Documentation/acpi/enumeration.txt index b731b292e812..a91ec5af52df 100644 --- a/Documentation/acpi/enumeration.txt +++ b/Documentation/acpi/enumeration.txt @@ -347,13 +347,18 @@ For the first case, the MFD drivers do not need to do anything. The resulting child platform device will have its ACPI_COMPANION() set to point to the parent device. -If the ACPI namespace has a device that we can match using an ACPI id, -the id should be set like: +If the ACPI namespace has a device that we can match using an ACPI id or ACPI +adr, the cell should be set like: + + static struct mfd_cell_acpi_match my_subdevice_cell_acpi_match = { + .pnpid = "XYZ0001", + .adr = 0, + }; static struct mfd_cell my_subdevice_cell = { .name = "my_subdevice", /* set the resources relative to the parent */ - .acpi_pnpid = "XYZ0001", + .acpi_match = &my_subdevice_cell_acpi_match, }; The ACPI id "XYZ0001" is then used to lookup an ACPI device directly under diff --git a/Documentation/devicetree/bindings/extcon/extcon-arizona.txt b/Documentation/devicetree/bindings/extcon/extcon-arizona.txt new file mode 100644 index 000000000000..e1705fae63a8 --- /dev/null +++ b/Documentation/devicetree/bindings/extcon/extcon-arizona.txt @@ -0,0 +1,15 @@ +Cirrus Logic Arizona class audio SoCs + +These devices are audio SoCs with extensive digital capabilities and a range +of analogue I/O. + +This document lists Extcon specific bindings, see the primary binding document: + ../mfd/arizona.txt + +Optional properties: + + - wlf,hpdet-channel : Headphone detection channel. + ARIZONA_ACCDET_MODE_HPL or 1 - Headphone detect mode is set to HPDETL + ARIZONA_ACCDET_MODE_HPR or 2 - Headphone detect mode is set to HPDETR + If this node is not mentioned or if the value is unknown, then + headphone detection mode is set to HPDETL. diff --git a/Documentation/devicetree/bindings/mfd/arizona.txt b/Documentation/devicetree/bindings/mfd/arizona.txt index a8fee60dc20d..18be0cbfb456 100644 --- a/Documentation/devicetree/bindings/mfd/arizona.txt +++ b/Documentation/devicetree/bindings/mfd/arizona.txt @@ -44,7 +44,6 @@ Required properties: Optional properties: - wlf,reset : GPIO specifier for the GPIO controlling /RESET - - wlf,ldoena : GPIO specifier for the GPIO controlling LDOENA - wlf,gpio-defaults : A list of GPIO configuration register values. Defines for the appropriate values can found in <dt-bindings/mfd/arizona.txt>. If @@ -67,21 +66,13 @@ Optional properties: present, the number of values should be less than or equal to the number of inputs, unspecified inputs will use the chip default. - - wlf,hpdet-channel : Headphone detection channel. - ARIZONA_ACCDET_MODE_HPL or 1 - Headphone detect mode is set to HPDETL - ARIZONA_ACCDET_MODE_HPR or 2 - Headphone detect mode is set to HPDETR - If this node is not mentioned or if the value is unknown, then - headphone detection mode is set to HPDETL. - - DCVDD-supply, MICVDD-supply : Power supplies, only need to be specified if they are being externally supplied. As covered in Documentation/devicetree/bindings/regulator/regulator.txt -Optional subnodes: - - ldo1 : Initial data for the LDO1 regulator, as covered in - Documentation/devicetree/bindings/regulator/regulator.txt - - micvdd : Initial data for the MICVDD regulator, as covered in - Documentation/devicetree/bindings/regulator/regulator.txt +Also see child specific device properties: + Regulator - ../regulator/arizona-regulator.txt + Extcon - ../extcon/extcon-arizona.txt Example: diff --git a/Documentation/devicetree/bindings/mfd/atmel-flexcom.txt b/Documentation/devicetree/bindings/mfd/atmel-flexcom.txt new file mode 100644 index 000000000000..692300117c64 --- /dev/null +++ b/Documentation/devicetree/bindings/mfd/atmel-flexcom.txt @@ -0,0 +1,63 @@ +* Device tree bindings for Atmel Flexcom (Flexible Serial Communication Unit) + +The Atmel Flexcom is just a wrapper which embeds a SPI controller, an I2C +controller and an USART. Only one function can be used at a time and is chosen +at boot time according to the device tree. + +Required properties: +- compatible: Should be "atmel,sama5d2-flexcom" +- reg: Should be the offset/length value for Flexcom dedicated + I/O registers (without USART, TWI or SPI registers). +- clocks: Should be the Flexcom peripheral clock from PMC. +- #address-cells: Should be <1> +- #size-cells: Should be <1> +- ranges: Should be one range for the full I/O register region + (including USART, TWI and SPI registers). +- atmel,flexcom-mode: Should be one of the following values: + - <1> for USART + - <2> for SPI + - <3> for I2C + +Required child: +A single available child device of type matching the "atmel,flexcom-mode" +property. + +The phandle provided by the clocks property of the child is the same as one for +the Flexcom parent. + +For other properties, please refer to the documentations of the respective +device: +- ../serial/atmel-usart.txt +- ../spi/spi_atmel.txt +- ../i2c/i2c-at91.txt + +Example: + +flexcom@f8034000 { + compatible = "atmel,sama5d2-flexcom"; + reg = <0xf8034000 0x200>; + clocks = <&flx0_clk>; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0x0 0xf8034000 0x800>; + atmel,flexcom-mode = <2>; + + spi@400 { + compatible = "atmel,at91rm9200-spi"; + reg = <0x400 0x200>; + interrupts = <19 IRQ_TYPE_LEVEL_HIGH 7>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_flx0_default>; + #address-cells = <1>; + #size-cells = <0>; + clocks = <&flx0_clk>; + clock-names = "spi_clk"; + atmel,fifo-size = <32>; + + mtd_dataflash@0 { + compatible = "atmel,at25f512b"; + reg = <0>; + spi-max-frequency = <20000000>; + }; + }; +}; diff --git a/Documentation/devicetree/bindings/mfd/cros-ec.txt b/Documentation/devicetree/bindings/mfd/cros-ec.txt index 1777916e9e28..136e0c2da44d 100644 --- a/Documentation/devicetree/bindings/mfd/cros-ec.txt +++ b/Documentation/devicetree/bindings/mfd/cros-ec.txt @@ -34,6 +34,10 @@ Required properties (LPC): - compatible: "google,cros-ec-lpc" - reg: List of (IO address, size) pairs defining the interface uses +Optional properties (all): +- google,has-vbc-nvram: Some implementations of the EC include a small + nvram space used to store verified boot context data. This boolean flag + is used to specify whether this nvram is present or not. Example for I2C: diff --git a/Documentation/devicetree/bindings/mfd/da9150.txt b/Documentation/devicetree/bindings/mfd/da9150.txt index d0588eaa0d71..fd4dca7f4aba 100644 --- a/Documentation/devicetree/bindings/mfd/da9150.txt +++ b/Documentation/devicetree/bindings/mfd/da9150.txt @@ -6,6 +6,7 @@ Device Description ------ ----------- da9150-gpadc : General Purpose ADC da9150-charger : Battery Charger +da9150-fg : Battery Fuel-Gauge ====== @@ -16,13 +17,13 @@ Required properties: the IRQs from da9150 are delivered to. - interrupts: IRQ line info for da9150 chip. - interrupt-controller: da9150 has internal IRQs (own IRQ domain). - (See Documentation/devicetree/bindings/interrupt-controller/interrupts.txt for + (See ../interrupt-controller/interrupts.txt for further information relating to interrupt properties) Sub-devices: -- da9150-gpadc: See Documentation/devicetree/bindings/iio/adc/da9150-gpadc.txt -- da9150-charger: See Documentation/devicetree/bindings/power/da9150-charger.txt - +- da9150-gpadc: See ../iio/adc/da9150-gpadc.txt +- da9150-charger: See ../power/da9150-charger.txt +- da9150-fg: See ../power/da9150-fg.txt Example: @@ -34,10 +35,28 @@ Example: interrupt-controller; gpadc: da9150-gpadc { - ... + compatible = "dlg,da9150-gpadc"; + #io-channel-cells = <1>; + }; + + charger { + compatible = "dlg,da9150-charger"; + + io-channels = <&gpadc 0>, + <&gpadc 2>, + <&gpadc 8>, + <&gpadc 5>; + io-channel-names = "CHAN_IBUS", + "CHAN_VBUS", + "CHAN_TJUNC", + "CHAN_VBAT"; }; - da9150-charger { - ... + fuel-gauge { + compatible = "dlg,da9150-fuel-gauge"; + + dlg,update-interval = <10000>; + dlg,warn-soc-level = /bits/ 8 <15>; + dlg,crit-soc-level = /bits/ 8 <5> }; }; diff --git a/Documentation/devicetree/bindings/mfd/s2mps11.txt b/Documentation/devicetree/bindings/mfd/s2mps11.txt index 57a045016fca..a42adda944bf 100644 --- a/Documentation/devicetree/bindings/mfd/s2mps11.txt +++ b/Documentation/devicetree/bindings/mfd/s2mps11.txt @@ -1,5 +1,5 @@ -* Samsung S2MPS11, S2MPS13, S2MPS14 and S2MPU02 Voltage and Current Regulator +* Samsung S2MPS11/13/14/15 and S2MPU02 Voltage and Current Regulator The Samsung S2MPS11 is a multi-function device which includes voltage and current regulators, RTC, charger controller and other sub-blocks. It is @@ -7,17 +7,24 @@ interfaced to the host controller using an I2C interface. Each sub-block is addressed by the host system using different I2C slave addresses. Required properties: -- compatible: Should be "samsung,s2mps11-pmic" or "samsung,s2mps13-pmic" - or "samsung,s2mps14-pmic" or "samsung,s2mpu02-pmic". +- compatible: Should be one of the following + - "samsung,s2mps11-pmic" + - "samsung,s2mps13-pmic" + - "samsung,s2mps14-pmic" + - "samsung,s2mps15-pmic" + - "samsung,s2mpu02-pmic". - reg: Specifies the I2C slave address of the pmic block. It should be 0x66. Optional properties: - interrupt-parent: Specifies the phandle of the interrupt controller to which the interrupts from s2mps11 are delivered to. - interrupts: Interrupt specifiers for interrupt sources. +- samsung,s2mps11-wrstbi-ground: Indicates that WRSTBI pin of PMIC is pulled + down. When the system is suspended it will always go down thus triggerring + unwanted buck warm reset (setting buck voltages to default values). Optional nodes: -- clocks: s2mps11, s2mps13 and s5m8767 provide three(AP/CP/BT) buffered 32.768 +- clocks: s2mps11, s2mps13, s2mps15 and s5m8767 provide three(AP/CP/BT) buffered 32.768 KHz outputs, so to register these as clocks with common clock framework instantiate a sub-node named "clocks". It uses the common clock binding documented in : @@ -30,12 +37,13 @@ Optional nodes: the clock which they consume. Clock ID Devices ---------------------------------------------------------- - 32KhzAP 0 S2MPS11, S2MPS13, S2MPS14, S5M8767 - 32KhzCP 1 S2MPS11, S2MPS13, S5M8767 - 32KhzBT 2 S2MPS11, S2MPS13, S2MPS14, S5M8767 + 32KhzAP 0 S2MPS11, S2MPS13, S2MPS14, S2MPS15, S5M8767 + 32KhzCP 1 S2MPS11, S2MPS13, S2MPS15, S5M8767 + 32KhzBT 2 S2MPS11, S2MPS13, S2MPS14, S2MPS15, S5M8767 - compatible: Should be one of: "samsung,s2mps11-clk", "samsung,s2mps13-clk", "samsung,s2mps14-clk", "samsung,s5m8767-clk" + The s2msp15 uses the same compatible as s2mps13, as both provides similar clocks. - regulators: The regulators of s2mps11 that have to be instantiated should be included in a sub-node named 'regulators'. Regulator nodes included in this @@ -83,6 +91,7 @@ as per the datasheet of s2mps11. - S2MPS11: 1 to 38 - S2MPS13: 1 to 40 - S2MPS14: 1 to 25 + - S2MPS15: 1 to 27 - S2MPU02: 1 to 28 - Example: LDO1, LDO2, LDO28 - BUCKn @@ -90,6 +99,7 @@ as per the datasheet of s2mps11. - S2MPS11: 1 to 10 - S2MPS13: 1 to 10 - S2MPS14: 1 to 5 + - S2MPS15: 1 to 10 - S2MPU02: 1 to 7 - Example: BUCK1, BUCK2, BUCK9 diff --git a/Documentation/devicetree/bindings/power/da9150-fg.txt b/Documentation/devicetree/bindings/power/da9150-fg.txt new file mode 100644 index 000000000000..00236fe3ea31 --- /dev/null +++ b/Documentation/devicetree/bindings/power/da9150-fg.txt @@ -0,0 +1,23 @@ +Dialog Semiconductor DA9150 Fuel-Gauge Power Supply bindings + +Required properties: +- compatible: "dlg,da9150-fuel-gauge" for DA9150 Fuel-Gauge Power Supply + +Optional properties: +- dlg,update-interval: Interval time (milliseconds) between battery level checks. +- dlg,warn-soc-level: Battery discharge level (%) where warning event raised. + [1 - 100] +- dlg,crit-soc-level: Battery discharge level (%) where critical event raised. + This value should be lower than the warning level. + [1 - 100] + + +Example: + + fuel-gauge { + compatible = "dlg,da9150-fuel-gauge"; + + dlg,update-interval = <10000>; + dlg,warn-soc-level = /bits/ 8 <15>; + dlg,crit-soc-level = /bits/ 8 <5>; + }; diff --git a/MAINTAINERS b/MAINTAINERS index 15c38961d6ff..653ee9a7a3b8 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -7162,7 +7162,6 @@ F: drivers/media/i2c/mt9v032.c F: include/media/mt9v032.h MULTIFUNCTION DEVICES (MFD) -M: Samuel Ortiz <sameo@linux.intel.com> M: Lee Jones <lee.jones@linaro.org> T: git git://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd.git S: Supported @@ -11567,6 +11566,9 @@ T: git https://github.com/CirrusLogic/linux-drivers.git W: https://github.com/CirrusLogic/linux-drivers/wiki S: Supported F: Documentation/hwmon/wm83?? +F: Documentation/devicetree/bindings/extcon/extcon-arizona.txt +F: Documentation/devicetree/bindings/regulator/arizona-regulator.txt +F: Documentation/devicetree/bindings/mfd/arizona.txt F: arch/arm/mach-s3c64xx/mach-crag6410* F: drivers/clk/clk-wm83*.c F: drivers/extcon/extcon-arizona.c diff --git a/drivers/mfd/88pm80x.c b/drivers/mfd/88pm80x.c index 5e72f65ef94c..63445ea6b0bf 100644 --- a/drivers/mfd/88pm80x.c +++ b/drivers/mfd/88pm80x.c @@ -33,6 +33,8 @@ static struct pm80x_chip_mapping chip_mapping[] = { {0x3, CHIP_PM800}, /* 88PM805 chip id number */ {0x0, CHIP_PM805}, + /* 88PM860 chip id number */ + {0x4, CHIP_PM860}, }; /* diff --git a/drivers/mfd/Kconfig b/drivers/mfd/Kconfig index 99d63675f073..4d92df6ef9fe 100644 --- a/drivers/mfd/Kconfig +++ b/drivers/mfd/Kconfig @@ -60,6 +60,17 @@ config MFD_AAT2870_CORE additional drivers must be enabled in order to use the functionality of the device. +config MFD_ATMEL_FLEXCOM + tristate "Atmel Flexcom (Flexible Serial Communication Unit)" + select MFD_CORE + depends on OF + help + Select this to get support for Atmel Flexcom. This is a wrapper + which embeds a SPI controller, a I2C controller and a USART. Only + one function can be used at a time. The choice is done at boot time + by the probe function of this MFD driver according to a device tree + property. + config MFD_ATMEL_HLCDC tristate "Atmel HLCDC (High-end LCD Controller)" select MFD_CORE @@ -725,9 +736,10 @@ config MFD_RTSX_PCI select MFD_CORE help This supports for Realtek PCI-Express card reader including rts5209, - rts5229, rtl8411, etc. Realtek card reader supports access to many - types of memory cards, such as Memory Stick, Memory Stick Pro, - Secure Digital and MultiMediaCard. + rts5227, rts522A, rts5229, rts5249, rts524A, rts525A, rtl8411, etc. + Realtek card reader supports access to many types of memory cards, + such as Memory Stick, Memory Stick Pro, Secure Digital and + MultiMediaCard. config MFD_RT5033 tristate "Richtek RT5033 Power Management IC" @@ -1059,6 +1071,7 @@ config MFD_PALMAS config TPS6105X tristate "TI TPS61050/61052 Boost Converters" depends on I2C + select REGMAP_I2C select REGULATOR select MFD_CORE select REGULATOR_FIXED_VOLTAGE @@ -1471,7 +1484,7 @@ config MFD_WM8994 config MFD_STW481X tristate "Support for ST Microelectronics STw481x" - depends on I2C && ARCH_NOMADIK + depends on I2C && (ARCH_NOMADIK || COMPILE_TEST) select REGMAP_I2C select MFD_CORE help diff --git a/drivers/mfd/Makefile b/drivers/mfd/Makefile index a59e3fcc8626..a8b76b81b467 100644 --- a/drivers/mfd/Makefile +++ b/drivers/mfd/Makefile @@ -164,6 +164,7 @@ obj-$(CONFIG_MFD_SPMI_PMIC) += qcom-spmi-pmic.o obj-$(CONFIG_TPS65911_COMPARATOR) += tps65911-comparator.o obj-$(CONFIG_MFD_TPS65090) += tps65090.o obj-$(CONFIG_MFD_AAT2870_CORE) += aat2870-core.o +obj-$(CONFIG_MFD_ATMEL_FLEXCOM) += atmel-flexcom.o obj-$(CONFIG_MFD_ATMEL_HLCDC) += atmel-hlcdc.o obj-$(CONFIG_MFD_INTEL_LPSS) += intel-lpss.o obj-$(CONFIG_MFD_INTEL_LPSS_PCI) += intel-lpss-pci.o @@ -190,5 +191,6 @@ obj-$(CONFIG_MFD_RT5033) += rt5033.o obj-$(CONFIG_MFD_SKY81452) += sky81452.o intel-soc-pmic-objs := intel_soc_pmic_core.o intel_soc_pmic_crc.o +intel-soc-pmic-$(CONFIG_INTEL_PMC_IPC) += intel_soc_pmic_bxtwc.o obj-$(CONFIG_INTEL_SOC_PMIC) += intel-soc-pmic.o obj-$(CONFIG_MFD_MT6397) += mt6397-core.o diff --git a/drivers/mfd/arizona-core.c b/drivers/mfd/arizona-core.c index 44cfdbb295db..d474732cc65c 100644 --- a/drivers/mfd/arizona-core.c +++ b/drivers/mfd/arizona-core.c @@ -24,6 +24,7 @@ #include <linux/regulator/consumer.h> #include <linux/regulator/machine.h> #include <linux/slab.h> +#include <linux/platform_device.h> #include <linux/mfd/arizona/core.h> #include <linux/mfd/arizona/registers.h> @@ -69,8 +70,6 @@ EXPORT_SYMBOL_GPL(arizona_clk32k_enable); int arizona_clk32k_disable(struct arizona *arizona) { - int ret = 0; - mutex_lock(&arizona->clk_lock); BUG_ON(arizona->clk32k_ref <= 0); @@ -90,7 +89,7 @@ int arizona_clk32k_disable(struct arizona *arizona) mutex_unlock(&arizona->clk_lock); - return ret; + return 0; } EXPORT_SYMBOL_GPL(arizona_clk32k_disable); @@ -462,6 +461,50 @@ static int wm5102_clear_write_sequencer(struct arizona *arizona) } #ifdef CONFIG_PM +static int arizona_isolate_dcvdd(struct arizona *arizona) +{ + int ret; + + ret = regmap_update_bits(arizona->regmap, + ARIZONA_ISOLATION_CONTROL, + ARIZONA_ISOLATE_DCVDD1, + ARIZONA_ISOLATE_DCVDD1); + if (ret != 0) + dev_err(arizona->dev, "Failed to isolate DCVDD: %d\n", ret); + + return ret; +} + +static int arizona_connect_dcvdd(struct arizona *arizona) +{ + int ret; + |