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path: root/drivers/mfd/Kconfig
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2015-10-30mfd: Make TPS6105X select REGMAP_I2CAxel Lin
This is required since commit 7e5071199355 ("mfd: tps6105x: Use i2c regmap to access registers"). Signed-off-by: Axel Lin <axel.lin@ingics.com> Signed-off-by: Lee Jones <lee.jones@linaro.org>
2015-10-30mfd: rtsx: Add support for rts522AMicky Ching
rts522a(rts5227s) is derived from rts5227, and mainly same with rts5227. Add it to file mfd/rts5227.c to support this chip. Signed-off-by: Micky Ching <micky_ching@realsil.com.cn> Signed-off-by: Lee Jones <lee.jones@linaro.org>
2015-10-30mfd: Kconfig: Compile MFD_STW481X with COMPILE_TESTLuis de Bethencourt
The driver depends on ARCH_NOMADIK but there isn't a build dependency so it's a good idea to allow the driver to always be built when the COMPILE_TEST option is enabled. That way, the driver can be built with a config generated by make allyesconfig and check if a patch would break the build. Signed-off-by: Luis de Bethencourt <luisbg@osg.samsung.com> Signed-off-by: Lee Jones <lee.jones@linaro.org>
2015-10-30mfd: atmel-flexcom: Add a driver for Atmel Flexible Serial Communication UnitCyrille Pitchen
This driver supports the new Atmel Flexcom. The Flexcom is a wrapper which integrates one SPI controller, one I2C controller and one USART. Only one function can be enabled at a time. This driver selects the function once for all, when the Flexcom is probed, according to the value of the new "atmel,flexcom-mode" device tree property. This driver has chosen to present the Flexcom to the system as a MFD so the implementation is seamless for the existing Atmel SPI, I2C and USART drivers. Also the Flexcom embeds FIFOs: the latest patches of the SPI, I2C and USART drivers take advantage of this new feature. Signed-off-by: Cyrille Pitchen <cyrille.pitchen@atmel.com> Acked-by: Boris Brezillon <boris.brezillon@free-electrons.com> Acked-by: Alexandre Belloni <alexandre.belloni@free-electrons.com> Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com> Signed-off-by: Lee Jones <lee.jones@linaro.org>
2015-09-04Merge branch 'drm-next' of git://people.freedesktop.org/~airlied/linuxLinus Torvalds
Pull drm updates from Dave Airlie: "This is the main pull request for the drm for 4.3. Nouveau is probably the biggest amount of changes in here, since it missed 4.2. Highlights below, along with the usual bunch of fixes. All stuff outside drm should have applicable acks. Highlights: - new drivers: freescale dcu kms driver - core: more atomic fixes disable some dri1 interfaces on kms drivers drop fb panic handling, this was just getting more broken, as more locking was required. new core fbdev Kconfig support - instead of each driver enable/disabling it struct_mutex cleanups - panel: more new panels cleanup Kconfig - i915: Skylake support enabled by default legacy modesetting using atomic infrastructure Skylake fixes GEN9 workarounds - amdgpu: Fiji support CGS support for amdgpu Initial GPU scheduler - off by default Lots of bug fixes and optimisations. - radeon: DP fixes misc fixes - amdkfd: Add Carrizo support for amdkfd using amdgpu. - nouveau: long pending cleanup to complete driver, fully bisectable which makes it larger, perfmon work more reclocking improvements maxwell displayport fixes - vmwgfx: new DX device support, supports OpenGL 3.3 screen targets support - mgag200: G200eW support G200e new revision support - msm: dragonboard 410c support, msm8x94 support, msm8x74v1 support yuv format support dma plane support mdp5 rotation initial hdcp - sti: atomic support - exynos: lots of cleanups atomic modesetting/pageflipping support render node support - tegra: tegra210 support (dc, dsi, dp/hdmi) dpms with atomic modesetting support - atmel: support for 3 more atmel SoCs new input formats, PRIME support. - dwhdmi: preparing to add audio support - rockchip: yuv plane support" * 'drm-next' of git://people.freedesktop.org/~airlied/linux: (1369 commits) drm/amdgpu: rename gmc_v8_0_init_compute_vmid drm/amdgpu: fix vce3 instance handling drm/amdgpu: remove ib test for the second VCE Ring drm/amdgpu: properly enable VM fault interrupts drm/amdgpu: fix warning in scheduler drm/amdgpu: fix buffer placement under memory pressure drm/amdgpu/cz: fix cz_dpm_update_low_memory_pstate logic drm/amdgpu: fix typo in dce11 watermark setup drm/amdgpu: fix typo in dce10 watermark setup drm/amdgpu: use top down allocation for non-CPU accessible vram drm/amdgpu: be explicit about cpu vram access for driver BOs (v2) drm/amdgpu: set MEC doorbell range for Fiji drm/amdgpu: implement burst NOP for SDMA drm/amdgpu: add insert_nop ring func and default implementation drm/amdgpu: add amdgpu_get_sdma_instance helper function drm/amdgpu: add AMDGPU_MAX_SDMA_INSTANCES drm/amdgpu: add burst_nop flag for sdma drm/amdgpu: add count field for the SDMA NOP packet v2 drm/amdgpu: use PT for VM sync on unmap drm/amdgpu: make wait_event uninterruptible in push_job ...
2015-08-24mfd: Add MFD_CROS_EC dependenciesJavier Martinez Canillas
The MFD_CROS_EC symbol select CHROME_PLATFORMS and CROS_EC_PROTO but that caused a Kconfig unmet direct dependencies warning since these symbols could only be selected for X86 || ARM. The fix it, the CHROME_PLATFORMS dependencies were relexed on commit d12bbcd3ea44 ("platform/chrome: Don't make CHROME_PLATFORMS depends on X86 || ARM") but that was found to be wrong and the correct fix is to add the needed dependencies to the MFD_CROS_EC config symbol. There are only x86 and ARM based Chromebooks so to avoid showing up the config option on unsupported platforms, make the symbol depend on these architectures. Also add a || COMPILE_TEST so it can have build coverage on other platforms. Suggested-by: Geert Uytterhoeven <geert@linux-m68k.org> Signed-off-by: Javier Martinez Canillas <javier@osg.samsung.com> Signed-off-by: Lee Jones <lee.jones@linaro.org>
2015-08-24mfd: cros_ec: Remove CROS_EC_PROTO dependency for SPI and I2C driversJavier Martinez Canillas
The ChromeOS EC SPI and I2C transport drivers depends on CROS_EC_PROTO but MFD_CROS_EC select CROS_EC_PROTO instead. Mixing select and depends on is bad practice as it may lead to circular Kconfig dependencies. Since these drivers already depend on MFD_CROS_EC and that config option already selects CROS_EC_PROTO, there is no need to make them explicitly depend on CROS_EC_PROTO since that dependency is already met. Signed-off-by: Javier Martinez Canillas <javier@osg.samsung.com> Signed-off-by: Lee Jones <lee.jones@linaro.org>
2015-08-17Merge tag 'v4.2-rc7' into drm-nextDave Airlie
Linux 4.2-rc7 Backmerge master for i915 fixes
2015-08-11mfd: kempld-core: Add support for COMe-bBL6 and COMe-cBW6 to Kontron PLD driverMichael Brunner
This patch adds the DMI system ID of the Kontron COMe-bBL6 and COME-cBW6 boards to the Kontron PLD driver. The list of supported products in the module description is also updated. Signed-off-by: Michael Brunner <michael.brunner@kontron.com> Acked-by: Christian Rauch <christian.rauch@kontron.com> Reviewed-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Lee Jones <lee.jones@linaro.org>
2015-08-11mfd: da9062: Supply core driverS Twiss
Add MFD core driver support for DA9062 Signed-off-by: Steve Twiss <stwiss.opensource@diasemi.com> Signed-off-by: Lee Jones <lee.jones@linaro.org>
2015-08-11mfd: arizona: Add support for WM8998 and WM1814Richard Fitzgerald
Signed-off-by: Richard Fitzgerald <rf@opensource.wolfsonmicro.com> Signed-off-by: Lee Jones <lee.jones@linaro.org>
2015-08-11mfd: Remove MFD_CROS_EC_SPI depends on OFJavier Martinez Canillas
The ChromeOS EC SPI transport driver has a dependency on OF because it uses some OF helpers from the <linux/of.h> header. But there isn't a need for an explicit dependency since the header has stub functions if CONFIG_OF is not defined. Also, MFD_CROS_EC_SPI already depends on MFD_CROS_EC which in turn has a dependency on OF so in practice can't be selected without CONFIG_OF. Signed-off-by: Javier Martinez Canillas <javier.martinez@collabora.co.uk> Signed-off-by: Lee Jones <lee.jones@linaro.org>
2015-07-28mfd: Add support for Intel Sunrisepoint LPSS devicesAndy Shevchenko
The new coming Intel platforms such as Skylake will contain Sunrisepoint PCH. The main difference to the previous platforms is that the LPSS devices are compound devices where usually main (SPI, HSUART, or I2C) and DMA IPs are present. This patch brings the driver for such devices found on Sunrisepoint PCH. Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com> Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Signed-off-by: Lee Jones <lee.jones@linaro.org>
2015-07-24mfd: Remove MFD_CROS_EC_SPI depends on OFJavier Martinez Canillas
The ChromeOS EC SPI transport driver has a dependency on OF because it uses some OF helpers from the <linux/of.h> header. But there isn't a need for an explicit dependency since the header has stub functions if CONFIG_OF is not defined. Also, MFD_CROS_EC_SPI already depends on MFD_CROS_EC which in turn has a dependency on OF so in practice can't be selected without CONFIG_OF. Signed-off-by: Javier Martinez Canillas <javier.martinez@collabora.co.uk> Signed-off-by: Lee Jones <lee.jones@linaro.org>
2015-07-22mfd: Add GPIOLIB dependency if INTEL_SOC_PMIC is to be enabledShobhit Kumar
This is needed as the CRC PMIC has support for Panel enable/diable as gpio which needs 'gpiod_add_lookup_table' and 'gpiod_remove_lookup_table' from gpiolib. This patch can be squashed with below commit in topic/crc-pmic branch commit 61dd2ca2d44e493b050adbbb75bc50db11c367dd Author: Shobhit Kumar <shobhit.kumar@intel.com> Date: Fri Jun 26 14:32:05 2015 +0530 mfd: intel_soc_pmic_core: Add lookup table for Panel Control as GPIO signal On some Intel SoC platforms, the panel enable/disable signals are controlled by CRC PMIC. Add those control as a new GPIO in a lookup table for gpio-crystalcove chip during CRC driver load Cc: Lee Jones <lee.jones@linaro.org> Cc: Linus Walleij <linus.walleij@linaro.org> Signed-off-by: Shobhit Kumar <shobhit.kumar@intel.com> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
2015-06-22mfd: Allow compile test of GPIO consumers if !GPIOLIBGeert Uytterhoeven
The GPIO subsystem provides dummy GPIO consumer functions if GPIOLIB is not enabled. Hence drivers that depend on GPIOLIB, but use GPIO consumer functionality only, can still be compiled if GPIOLIB is not enabled. Relax the dependency on GPIOLIB if COMPILE_TEST is enabled, where appropriate. Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org> Signed-off-by: Lee Jones <lee.jones@linaro.org>
2015-06-15mfd: cros_ec: Move protocol helpers out of the MFD driverJavier Martinez Canillas
The MFD driver should only have the logic to instantiate its child devices and setup any shared resources that will be used by the subdevices drivers. The cros_ec MFD is more complex than expected since it also has helpers to communicate with the EC. So the driver will only get more bigger as other protocols are supported in the future. So move the communication protocol helpers to its own driver as drivers/platform/chrome/cros_ec_proto.c. Suggested-by: Lee Jones <lee.jones@linaro.org> Signed-off-by: Javier Martinez Canillas <javier.martinez@collabora.co.uk> Tested-by: Heiko Stuebner <heiko@sntech.de> Acked-by: Lee Jones <lee.jones@linaro.org> Acked-by: Olof Johansson <olof@lixom.net> Signed-off-by: Lee Jones <lee.jones@linaro.org>
2015-03-30mfd: Fix a typo in KconfigŁukasz Stelmach
Signed-off-by: Łukasz Stelmach <stlman@poczta.fm> Signed-off-by: Lee Jones <lee.jones@linaro.org>
2015-03-26mfd: tc3589x: Enforce device-tree only modeLinus Walleij
All systems using the TC3589x multifunction expander uses devicetree, so don't clutter the place with a lot of and assume it is there. Signed-off-by: Linus Walleij <linus.walleij@linaro.org> Signed-off-by: Lee Jones <lee.jones@linaro.org>
2015-03-12mfd: Add support for Skyworks SKY81452 driverGyungoh Yoo
Signed-off-by: Gyungoh Yoo <jack.yoo@skyworksinc.com> Signed-off-by: Lee Jones <lee.jones@linaro.org>
2015-03-12mfd: intel_quark_i2c_gpio: Add Intel Quark X1000 I2C-GPIO MFD DriverRaymond Tan
In Quark X1000, there's a single PCI device that provides both an I2C controller and a GPIO controller. This MFD driver will split the 2 devices for their respective drivers. This patch is based on Josef Ahmad's initial work for Quark enabling. Acked-by: Michael Turquette <mturquette@linaro.org> Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Signed-off-by: Weike Chen <alvin.chen@intel.com> Signed-off-by: Raymond Tan <raymond.tan@intel.com> Signed-off-by: Lee Jones <lee.jones@linaro.org>
2015-03-12mfd: rt5033: MFD_RT5033 needs to select REGMAP_IRQArtem Savkov
Since commit 0b2712585(linux-next.git) this driver uses regmap_irq and so needs to select REGMAP_IRQ. This fixes the following compilation errors: ERROR: "regmap_irq_get_domain" [drivers/mfd/rt5033.ko] undefined! ERROR: "regmap_add_irq_chip" [drivers/mfd/rt5033.ko] undefined! Signed-off-by: Artem Savkov <asavkov@redhat.com> Signed-off-by: Lee Jones <lee.jones@linaro.org>
2015-03-04mfd: max77843: Add max77843 MFD driver core driverJaewon Kim
This patch adds MAX77843 core/irq driver to support PMIC, MUIC(Micro USB Interface Controller), Charger, Fuel Gauge, LED and Haptic device. Signed-off-by: Jaewon Kim <jaewon02.kim@samsung.com> Signed-off-by: Beomho Seo <beomho.seo@samsung.com> Signed-off-by: Lee Jones <lee.jones@linaro.org>
2015-03-04mfd: Add support for the MediaTek MT6397 PMICFlora Fu
This adds support for the MediaTek MT6397 PMIC. This is a multifunction device with the following sub modules: - Regulator - RTC - Audio codec - GPIO - Clock It is interfaced to the host controller using SPI interface by a proprietary hardware called PMIC wrapper or pwrap. MT6397 MFD is a child device of the pwrap. Signed-off-by: Flora Fu, MediaTek Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de> Signed-off-by: Lee Jones <lee.jones@linaro.org>
2015-03-03mfd: Add support for COMe-cBL6 to Kontron PLD driverMichael Brunner
This patch adds the DMI system ID of the Kontron COMe-cBL6 board to the Kontron PLD driver. The list of supported products in the module description is also updated. Signed-off-by: Michael Brunner <michael.brunner@kontron.com> Acked-by: Christian Rauch <christian.rauch@kontron.com> Signed-off-by: Lee Jones <lee.jones@linaro.org>
2015-02-26mfd: arizona: Add support for WM8280/WM8281Richard Fitzgerald
This adds support for the Wolfson Microelectronics WM8280 and WM8281 codecs. Signed-off-by: Richard Fitzgerald <rf@opensource.wolfsonmicro.com> Signed-off-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com> [Lee: Minor fixup to remove potentially uninitialised variable. ] Signed-off-by: Lee Jones <lee.jones@linaro.org>
2015-01-22mfd: qcom-rpm: Driver for the Qualcomm RPMBjorn Andersson
Driver for the Resource Power Manager (RPM) found in Qualcomm 8660, 8960 and 8064 based devices. The driver exposes resources that child drivers can operate on; to implementing regulator, clock and bus frequency drivers. Signed-off-by: Bjorn Andersson <bjorn.andersson@sonymobile.com> Signed-off-by: Lee Jones <lee.jones@linaro.org>
2015-01-22mfd: max77686/802: Remove support for board filesKrzysztof Kozlowski
The driver is used only on Exynos based boards with DTS support. After removal of board file support from max77686 and max77802 regulator drivers, the MFD driver can be converted to DTS-only version. This simplifies a little the code: 1. No dead (unused) entries in platform_data structure. 2. More code removed. 3. Regulator driver does not depend on allocated memory from MFD driver. 4. It makes also easier extending the regulator driver. Add to the max77686 MFD driver dependency on CONFIG_OF because without DTS the regulator drivers (max77686 and max77802) won't bind. Signed-off-by: Krzysztof Kozlowski <k.kozlowski@samsung.com> Reviewed-by: Javier Martinez Canillas <javier.martinez@collabora.co.uk> Tested-by: Javier Martinez Canillas <javier.martinez@collabora.co.uk> Signed-off-by: Lee Jones <lee.jones@linaro.org>
2015-01-22mfd: Add support for DA9150 combined charger & fuel-gauge deviceAdam Thomson
DA9150 is a combined Charger and Fuel-Gauge IC, with additional GPIO and GPADC functionality. Signed-off-by: Adam Thomson <Adam.Thomson.Opensource@diasemi.com> Signed-off-by: Lee Jones <lee.jones@linaro.org>
2015-01-22mfd: rt5033: Add Richtek RT5033 driver core.Beomho Seo
This patch adds a new driver for Richtek RT5033 driver. RT5033 is a Multifunction device which includes battery charger, fuel gauge, flash LED current source, LDO and synchronous Buck converter. It is interfaced to host controller using I2C interface. Signed-off-by: Beomho Seo <beomho.seo@samsung.com> Acked-by: Chanwoo Choi <cw00.choi@samsung.com> Signed-off-by: Lee Jones <lee.jones@linaro.org>
2014-12-01mfd: atmel-hlcdc: Add Kconfig option description and nameBoris Brezillon
The MFD_ATMEL_HLCDC was first intended to be selected by its sub-devices but these sub-devices now depends on this option, we thus need to add a name and a description so that users can see it. Signed-off-by: Boris Brezillon <boris.brezillon@free-electrons.com> Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com> Signed-off-by: Lee Jones <lee.jones@linaro.org>
2014-11-25Revert "mfd: sec-core: Prepare regulators for suspend state to reduce ↵Javier Martinez Canillas
power-consumption" This reverts commit b7cde7078d2344073c310aa65fc2b0a845d2cb5b ("mfd: sec-core: Prepare regulators for suspend state to reduce power-consumption") Commit b7cde7078d23 called regulator_suspend_prepare() to prepare the regulators for a suspend state. But it did from the device pm suspend handler while the regulator suspend prepare function iterates over all regulators and not only the one managed by this device so it doesn't seems to be correct to call it from within a device driver. It is better to call the regulator suspend prepare/finish functions from platform code instead so this patch reverts the mentioned commit. Suggested-by: Doug Anderson <dianders@chromium.org> Signed-off-by: Javier Martinez Canillas <javier.martinez@collabora.co.uk> Reviewed-by: Chanwoo Choi <cw00.choi@samsung.com> Reviewed-by: Doug Anderson <dianders@chromium.org> Signed-off-by: Lee Jones <lee.jones@linaro.org>
2014-11-25mfd: Add atmel-hlcdc driverBoris Brezillon
The HLCDC IP available on some Atmel SoCs (i.e. at91sam9n12, at91sam9x5 family or sama5d3 family) exposes 2 subdevices: - a display controller (controlled by a DRM driver) - a PWM chip The MFD device provides a regmap and several clocks (those connected to this hardware block) to its subdevices. This way concurrent accesses to the iomem range are handled by the regmap framework, and each subdevice can safely access HLCDC registers. Signed-off-by: Boris Brezillon <boris.brezillon@free-electrons.com> Tested-by: Anthony Harivel <anthony.harivel@emtrion.de> Tested-by: Ludovic Desroches <ludovic.desroches@atmel.com> Signed-off-by: Lee Jones <lee.jones@linaro.org>
2014-11-25Merge branches 'ib-mfd-gpio-i2c-3.19', 'ib-mfd-iio-3.19' and ↵Lee Jones
'ib-mfd-regulator-v3.19', tag 'ib-mfd-regulator-clk-v3.19' into ibs-for-mfd-merged Immutable branch between MFD, Regulator and Clk, due for v3.19
2014-11-10mfd: Add support for Diolan DLN-2 devicesOctavian Purdila
This patch implements the USB part of the Diolan USB-I2C/SPI/GPIO Master Adapter DLN-2. Details about the device can be found here: https://www.diolan.com/i2c/i2c_interface.html. Information about the USB protocol can be found in the Programmer's Reference Manual [1], see section 1.7. Because the hardware has a single transmit endpoint and a single receive endpoint the communication between the various DLN2 drivers and the hardware will be muxed/demuxed by this driver. Each DLN2 module will be identified by the handle field within the DLN2 message header. If a DLN2 module issues multiple commands in parallel they will be identified by the echo counter field in the message header. The DLN2 modules can use the dln2_transfer() function to issue a command and wait for its response. They can also register a callback that is going to be called when a specific event id is generated by the device (e.g. GPIO interrupts). The device uses handle 0 for sending events. [1] https://www.diolan.com/downloads/dln-api-manual.pdf Signed-off-by: Octavian Purdila <octavian.purdila@intel.com> Reviewed-by: Johan Hovold <johan@kernel.org> Signed-off-by: Lee Jones <lee.jones@linaro.org>
2014-10-07mfd: axp20x: Extend axp20x to support axp288 pmicJacob Pan
X-Powers AXP288 is a customized PMIC for Intel Baytrail-CR platforms. Similar to AXP202/209, AXP288 comes with USB charger, more LDO and BUCK channels, and AD converters. It also provides extended status and interrupt reporting capabilities than the devices currently supported in axp20x.c. In addition to feature extension, this patch also adds ACPI binding for enumeration. This consolidated driver should support more X-Powers' PMICs in both device tree and ACPI enumerated platforms. Signed-off-by: Jacob Pan <jacob.jun.pan@linux.intel.com> Reviewed-by: Maxime Ripard <maxime.ripard@free-electrons.com> Reviewed-by: Jonathan Cameron <jic23@kernel.org> Signed-off-by: Lee Jones <lee.jones@linaro.org>
2014-09-26mfd: Add support for Qualcomm SPMI PMICsJosh Cartwright
The Qualcomm SPMI PMIC chips are components used with the Snapdragon 800 series SoC family. This driver exists largely as a glue mfd component, it exists to be an owner of an SPMI regmap for children devices described in device tree. Signed-off-by: Josh Cartwright <joshc@codeaurora.org> Signed-off-by: Stanimir Varbanov <svarbanov@mm-sol.com> Signed-off-by: Lee Jones <lee.jones@linaro.org>
2014-09-26mfd: Add HI6421 PMIC Core driverGuodong Xu
This adds driver to support HiSilicon Hi6421 PMIC. Hi6421 includes multi- functions, such as regulators, codec, ADCs, Coulomb counter, etc. This driver includes core APIs _only_. Drivers for individul components, like voltage regulators, are implemented in corresponding driver directories and files. Registers in Hi6421 are memory mapped, so using regmap-mmio API. Signed-off-by: Guodong Xu <guodong.xu@linaro.org> Signed-off-by: Lee Jones <lee.jones@linaro.org>
2014-09-26mfd: RK808: Add new mfd driver for RK808Chris Zhong
The RK808 chip is a power management IC for multimedia and handheld devices. It contains the following components: - Regulators - RTC - Clkout The RK808 core driver is registered as a platform driver and provides communication through I2C with the host device for the different components. Signed-off-by: Chris Zhong <zyw@rock-chips.com> Signed-off-by: Zhang Qing <zhangqing@rock-chips.com> Tested-by: Heiko <heiko@sntech.de> Signed-off-by: Lee Jones <lee.jones@linaro.org>
2014-09-26mfd: Add Ricoh RN5T618 PMIC core driverBeniamino Galvani
Ricoh RN5T618 is a power management IC which integrates 3 step-down DCDC converters, 7 low-dropout regulators, a Li-ion battery charger, fuel gauge, ADC, GPIOs and a watchdog timer. This commit adds a MFD core driver to support the I2C communication with the device. Signed-off-by: Beniamino Galvani <b.galvani@gmail.com> Signed-off-by: Lee Jones <lee.jones@linaro.org>
2014-09-26mfd: wm8994: Allow modular buildMark Brown
The interfaces that used to be built in only (interrupts IIRC) no longer are so allow the driver to be built as a module fixing arm64 allmodconfig builds. Signed-off-by: Mark Brown <broonie@linaro.org> Acked-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com> Signed-off-by: Lee Jones <lee.jones@linaro.org>
2014-09-24mfd: menf21bmc: Introduce MEN 14F021P00 BMC MFD Core driverAndreas Werner
The MEN 14F021P00 Board Management Controller provides an I2C interface to the host to access the feature implemented in the BMC. The BMC is a PIC Microntroller assembled on CPCI Card from MEN Mikroelektronik and on a few Box/Display Computer. Added MFD Core driver, supporting the I2C communication to the device. The MFD driver currently supports the following features: - Watchdog - LEDs - Hwmon (voltage monitoring) Signed-off-by: Andreas Werner <andreas.werner@men.de> Signed-off-by: Lee Jones <lee.jones@linaro.org>
2014-07-25mfd: max77686: Add Maxim 77802 PMIC supportJavier Martinez Canillas
Maxim MAX77802 is a power management chip that contains 10 high efficiency Buck regulators, 32 Low-dropout (LDO) regulators used to power up application processors and peripherals, a 2-channel 32kHz clock outputs, a Real-Time-Clock (RTC) and a I2C interface to program the individual regulators, clocks outputs and the RTC. This patch adds support for MAX77802 to the MAX77686 driver and is based on a driver added to the Chrome OS kernel 3.8 by Simon Glass. Signed-off-by: Javier Martinez Canillas <javier.martinez@collabora.co.uk> Reviewed-by: Krzysztof Kozlowski <k.kozlowski@samsung.com> Signed-off-by: Lee Jones <lee.jones@linaro.org>
2014-07-21mfd: max77686: Convert to use regmap_irqJavier Martinez Canillas
By using the generic IRQ support in the Register map API, it is possible to get rid max77686-irq.c and simplify the code. Suggested-by: Krzysztof Kozlowski <k.kozlowski@samsung.com> Signed-off-by: Javier Martinez Canillas <javier.martinez@collabora.co.uk> Reviewed-by: Doug Anderson <dianders@chromium.org> Tested-by: Doug Anderson <dianders@chromium.org> Signed-off-by: Lee Jones <lee.jones@linaro.org>
2014-07-09mfd: sec-core: Prepare regulators for suspend state to reduce power-consumptionChanwoo Choi
This patch use regulator_suspend_prepare() function to prepare the proper state of regulators for suspend state to remove un-necessary leakage power-consumption. Signed-off-by: Chanwoo Choi <cw00.choi@samsung.com> Signed-off-by: Lee Jones <lee.jones@linaro.org>
2014-07-09mfd: mc13xxx: Use regmap irq framework for interruptsAlexander Shiyan
This patch convert mc13xxx MFD driver to use regmap irq framework for interrupt registration. Signed-off-by: Alexander Shiyan <shc_work@mail.ru> Signed-off-by: Lee Jones <lee.jones@linaro.org>
2014-07-09mfd: Fix cs5535 dependenciesJean Delvare
As far as I know, the CS5535 and CS5536 chipsets are companions of the Geode series of processors, which are 32-bit only. So the CS5535 drivers are not needed on x86-64, except for build testing purpose. This aligns the dependencies to what FB_GEODE already uses. Signed-off-by: Jean Delvare <jdelvare@suse.de> Signed-off-by: Lee Jones <lee.jones@linaro.org>
2014-07-09mfd: timberdale: Depend on X86_32Jean Delvare
As far as I know the Timberdale chip was only used as a companion for Intel Atom E600 series processors. As such, its drivers are only useful on X86_32. Signed-off-by: Jean Delvare <jdelvare@suse.de> Signed-off-by: Lee Jones <lee.jones@linaro.org>
2014-07-09Merge branches 'ib-mfd-extcon-regulator-3.17', 'ib-mfd-gpio-3.17' and ↵Lee Jones
'ib-mfd-mmc-3.17' into ibs-for-mfd-merged
2014-06-26mfd: davinci: Voicecodec needs regmap_mmioArnd Bergmann
Without REGMAP_MMIO, building that driver results in a link error: drivers/built-in.o: In function `davinci_vc_probe': :(.init.text+0x3c1c): undefined reference to `devm_regmap_init_mmio_clk' This adds a Kconfig 'select' statement as the usual way to ensure that REGMAP_MMIO is enabled. Signed-off-by: Arnd Bergmann <arnd@arndb.de> Signed-off-by: Lee Jones <lee.jones@linaro.org>