Commit Graph

580 Commits

Author SHA1 Message Date
Robert Marko 5dc6dafe62 mfd: simple-mfd-i2c: Select MFD_CORE to fix build error
MFD_SIMPLE_MFD_I2C should select the MFD_CORE to a prevent build error:

aarch64-linux-ld: drivers/mfd/simple-mfd-i2c.o: in function `simple_mfd_i2c_probe':
drivers/mfd/simple-mfd-i2c.c:55: undefined reference to `devm_mfd_add_devices'

Cc: <stable@vger.kernel.org>
Fixes: c753ea3178 ("mfd: simple-mfd-i2c: Add support for registering devices via MFD cells")
Signed-off-by: Robert Marko <robert.marko@sartura.hr>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
Link: https://lore.kernel.org/r/20211102100420.112215-1-robert.marko@sartura.hr
2021-11-05 14:40:28 +00:00
Dmitry Osipenko b20cd02f7f mfd: tps80031: Remove driver
Driver was upstreamed in 2013 and never got a user, remove it.

Signed-off-by: Dmitry Osipenko <digetx@gmail.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
Link: https://lore.kernel.org/r/20211021192258.21968-4-digetx@gmail.com
2021-11-05 14:40:28 +00:00
Krzysztof Kozlowski 7c0f35e7b4 mfd: exynos-lpass: Describe driver in KConfig
Describe better which driver applies to which SoC, to make configuring
kernel for Samsung SoC easier.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
Link: https://lore.kernel.org/r/20210924133332.112092-1-krzysztof.kozlowski@canonical.com
2021-11-05 14:40:25 +00:00
Ramona Alexandra Nechita 23ee74df13 mfd: Kconfig: Fix typo in PMIC_ADP5520 from AD5520 to ADP5520
The description mentioned AD5520, which is a different device.
Fixed the typo.

Signed-off-by: Ramona Alexandra Nechita <ramona.nechita@analog.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
2021-11-05 14:40:05 +00:00
Prarit Bhargava 635a0535e2 mfd: intel_pmt: Only compile on x86
The intel_pmt driver shows up as a compile option for all arches but is
32-bit and 64-bit x86 specific.

Add a CONFIG dependency on X86 for intel_pmt.

Signed-off-by: Prarit Bhargava <prarit@redhat.com>
Reviewed-by: David E. Box <david.e.box@linux.intel.com>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
2021-11-05 14:40:05 +00:00
Linus Torvalds 86406a9e73 - Core Frameworks
- Add support for registering devices via MFD cells to Simple MFD (I2C)
 
  - New Drivers
    - Add support for Renesas Synchronization Management Unit (SMU)
 
  - New Device Support
    - Add support for N5010 to Intel M10 BMC
    - Add support for Cannon Lake to Intel LPSS ACPI
    - Add support for Samsung SSG{1,2} to ST-Ericsson's U8500 family
    - Add support for TQMx110EB and TQMxE40x to TQ-Systems PLD TQMx86
 
  - New Functionality
    - Add support for GPIO to Intel LPC ICH
    - Add support for Reset to Texas Instruments TPS65086
 
  - Fix-ups
    - Trivial, sorting, whitespace, renaming, etc; mt6360-core, db8500-prcmu-regs, tqmx86
    - Device Tree fiddling; syscon, axp20x, qcom,pm8008, ti,tps65086, brcm,cru
    - Use proper APIs for IRQ map resolution; ab8500-core, stmpe, tc3589x, wm8994-irq
    - Pass 'supplied-from' property through axp288_fuel_gauge via swnode
    - Remove unused file entry; MAINTAINERS
    - Make interrupt line optional; tps65086
    - Rename db8500-cpuidle driver symbol; db8500-prcmu
    - Remove support for unused hardware; tqmx86
    - Provide a standard LPC clock frequency for unknown boards; tqmx86
    - Remove unused code; ti_am335x_tscadc
    - Use of_iomap() instead of ioremap(); syscon
 
  - Bug Fixes
    - Clear GPIO IRQ resource flags when no IRQ is set; tqmx86
    - Fix incorrect/misleading frequencies; db8500-prcmu
    - Mitigate namespace clash with other GPIOBASE users
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Merge tag 'mfd-next-5.15' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd

Pull MFD updates from Lee Jones:
 "Core Frameworks:
   - Add support for registering devices via MFD cells to Simple MFD (I2C)

  New Drivers:
   - Add support for Renesas Synchronization Management Unit (SMU)

  New Device Support:
   - Add support for N5010 to Intel M10 BMC
   - Add support for Cannon Lake to Intel LPSS ACPI
   - Add support for Samsung SSG{1,2} to ST-Ericsson's U8500 family
   - Add support for TQMx110EB and TQMxE40x to TQ-Systems PLD TQMx86

  New Functionality:
   - Add support for GPIO to Intel LPC ICH
   - Add support for Reset to Texas Instruments TPS65086

  Fix-ups:
   - Trivial, sorting, whitespace, renaming, etc; mt6360-core, db8500-prcmu-regs, tqmx86
   - Device Tree fiddling; syscon, axp20x, qcom,pm8008, ti,tps65086, brcm,cru
   - Use proper APIs for IRQ map resolution; ab8500-core, stmpe, tc3589x, wm8994-irq
   - Pass 'supplied-from' property through axp288_fuel_gauge via swnode
   - Remove unused file entry; MAINTAINERS
   - Make interrupt line optional; tps65086
   - Rename db8500-cpuidle driver symbol; db8500-prcmu
   - Remove support for unused hardware; tqmx86
   - Provide a standard LPC clock frequency for unknown boards; tqmx86
   - Remove unused code; ti_am335x_tscadc
   - Use of_iomap() instead of ioremap(); syscon

  Bug Fixes:
   - Clear GPIO IRQ resource flags when no IRQ is set; tqmx86
   - Fix incorrect/misleading frequencies; db8500-prcmu
   - Mitigate namespace clash with other GPIOBASE users"

* tag 'mfd-next-5.15' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd: (31 commits)
  mfd: lpc_sch: Rename GPIOBASE to prevent build error
  mfd: syscon: Use of_iomap() instead of ioremap()
  dt-bindings: mfd: Add Broadcom CRU
  mfd: ti_am335x_tscadc: Delete superfluous error message
  mfd: tqmx86: Assume 24MHz LPC clock for unknown boards
  mfd: tqmx86: Add support for TQ-Systems DMI IDs
  mfd: tqmx86: Add support for TQMx110EB and TQMxE40x
  mfd: tqmx86: Fix typo in "platform"
  mfd: tqmx86: Remove incorrect TQMx90UC board ID
  mfd: tqmx86: Clear GPIO IRQ resource when no IRQ is set
  mfd: simple-mfd-i2c: Add support for registering devices via MFD cells
  mfd/cpuidle: ux500: Rename driver symbol
  mfd: tps65086: Add cell entry for reset driver
  mfd: tps65086: Make interrupt line optional
  dt-bindings: mfd: Convert tps65086.txt to YAML
  MAINTAINERS: Adjust ARM/NOMADIK/Ux500 ARCHITECTURES to file renaming
  mfd: db8500-prcmu: Handle missing FW variant
  mfd: db8500-prcmu: Rename register header
  mfd: axp20x: Add supplied-from property to axp288_fuel_gauge cell
  mfd: Don't use irq_create_mapping() to resolve a mapping
  ...
2021-09-07 12:38:59 -07:00
Mauro Carvalho Chehab 9bd9e0de1c mfd: hi6421-spmi-pmic: move driver from staging
This driver is ready for mainstream. So, move it out of staging.

Acked-by: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Link: https://lore.kernel.org/r/dd150f3ffa19c2dda0171f7dbe1dd63cce2a7af5.1627025657.git.mchehab+huawei@kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2021-07-23 10:13:27 +02:00
Min Li a1867f85e0 mfd: Add Renesas Synchronization Management Unit (SMU) support
Add support for ClockMatrix(TM) and 82P33xxx families of timing
and synchronization devices. The access interface can be either
SPI or I2C. Currently, it will create 2 types of MFD devices,
which are to be used by the corresponding rsmu character device
driver and the PTP hardware clock driver, respectively.

Signed-off-by: Min Li <min.li.xe@renesas.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
2021-07-13 12:20:44 +01:00
Linus Torvalds 463c09d09d - Core Frameworks
- Fix Software Node clean-up code
 
  - New Drivers
    - Add support for MediaTek MT6359 PMIC
    - Add support for Qualcomm PM8008 PMIC
    - Add support for Richtek RT4831
 
  - New Device Support
    - Add support for Audio CODECs to Rockchip RK817
    - Add support for Alder Lake-M to Intel LPSS PCI
    - Add support for Periph Device Charge to ChromeOS EC
 
  - New Functionality
    - Provide additional IRQs; wcd934x
    - Add optional Reset functionality; lp87565
 
  - Fix-ups
    - Namespacing & visibility; lp87565
    - Differentiate between Power and Home key IRQs; mt6358
    - Export I2C device tables; da9052-i2c, stmpe-i2c
    - Adapt IRQ flags; max8907, rn5t61, max8907
    - Make some functions/devices optional; axp20x, cros_ec_dev
    - Explicitly include used header files; ioc3
    - Remove superfluous lines; MAINTAINERS, sec-core, st,stm32-timers
    - Resolve Kerneldoc issues; omap-usb-host, omap-usb-tll, si476x-cmd, si476x-i2c
    - Convert to a module; arizona-core
    - Copyright changes; hi655x-pmic
    - Drop support for board file initialisation; sec-core
    - Trivial; spelling, whitespace etc; lp87565, si476x-cmd, mt6360-core, wm831x-core,
 					twl-core, db8500-prcmu
    - Simplify various implementations; wcd934x, mt6360-core, max8997, max8998,
                                        da9052-i2c, da9062-core, sec-core,
    - Device Tree binding changes; google,cros-ec, richtek,rt4831-backlight,
                                   db8500-prcmu, qcom,pm8008, qcom,spmi-pmic
    - Use provided APIs to simplify; t7l66xb, as3722, da9055-core, tps80031, 88pm800,
                                 88pm805, asic3, sun6i-prcm,
 				wm831x-core, wm831x-otp,
 				ucb1x00-assabet, timberdale, sm501,
 				pcf50633-core, kempld-core,
 				janz-cmodio, intel_soc_pmic_bxtwc, ab8500-core
 
  - Bug Fixes
    - Fix unused variable warning; rk817_codec
    - Fix regulator voltage configuration; rohm-bd71828
    - Fix ongoing freeing of regmap_config 'name' issue; syscon
    - Fix error handling path; da9063-i2c
    - Fix Kconfig issues; MFD_MP2629
    - Fix DMA mask warnings; motorola-cpcap
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Merge tag 'mfd-next-5.14' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd

Pull mfd updates from Lee Jones:
 "Core Frameworks:
   - Fix Software Node clean-up code

  New Drivers:
   - Add support for MediaTek MT6359 PMIC
   - Add support for Qualcomm PM8008 PMIC
   - Add support for Richtek RT4831

  New Device Support:
   - Add support for Audio CODECs to Rockchip RK817
   - Add support for Alder Lake-M to Intel LPSS PCI
   - Add support for Periph Device Charge to ChromeOS EC

  New Functionality:
   - Provide additional IRQs for wcd934x
   - Add optional Reset functionality to lp87565

  Fix-ups:
   - Namespacing & visibility fixes to lp87565
   - Differentiate between Power and Home key IRQs in mt6358
   - Export I2C device tables in da9052-i2c, stmpe-i2c
   - Adapt IRQ flags in max8907, rn5t61, max8907
   - Make some functions/devices optional in axp20x, cros_ec_dev
   - Explicitly include used header files in ioc3
   - Remove superfluous lines in MAINTAINERS, sec-core, st,stm32-timers
   - Resolve Kerneldoc issues in omap-usb-host, omap-usb-tll, si476x-cmd, si476x-i2c
   - Convert arizona-core to a module
   - Copyright changes in hi655x-pmic
   - Drop support for board file initialisation in sec-core
   - Trivial spelling, whitespace etc updates in lp87565, si476x-cmd,
     mt6360-core, wm831x-core, twl-core, db8500-prcmu
   - Simplify various implementations of wcd934x, mt6360-core, max8997,
     max8998, da9052-i2c, da9062-core, sec-core,
   - Device Tree binding changes in google,cros-ec,
     richtek,rt4831-backlight, db8500-prcmu, qcom,pm8008, qcom,spmi-pmic
   - Use provided APIs to simplify t7l66xb, as3722, da9055-core,
     tps80031, 88pm800, 88pm805, asic3, sun6i-prcm, wm831x-core,
     wm831x-otp, ucb1x00-assabet, timberdale, sm501, pcf50633-core,
     kempld-core, janz-cmodio, intel_soc_pmic_bxtwc, ab8500-core

  Bug Fixes:
   - Fix unused variable warning in rk817_codec
   - Fix regulator voltage configuration in rohm-bd71828
   - Fix ongoing freeing of regmap_config 'name' issue in syscon
   - Fix error handling path in da9063-i2c
   - Fix Kconfig issues in MFD_MP2629
   - Fix DMA mask warnings in motorola-cpcap"

* tag 'mfd-next-5.14' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd: (83 commits)
  mfd: cros_ec: Add peripheral device charger
  mfd: max8907: Remove IRQF_NO_AUTOEN flag
  mfd: ab8500-core: Use DEVICE_ATTR_RO/RW macro
  mfd: intel_soc_pmic_bxtwc: Use DEVICE_ATTR_ADMIN_RW macro
  mfd: janz-cmodio: Use DEVICE_ATTR_RO macro
  mfd: kempld-core: Use DEVICE_ATTR_RO macro
  mfd: pcf50633: Use DEVICE_ATTR_ADMIN_RO macro
  mfd: sm501: Use DEVICE_ATTR_RO macro
  mfd: timberdale: Use DEVICE_ATTR_RO macro
  mfd: ucb1x00-assabet: Use DEVICE_ATTR_RO macro
  mfd: wm831x: Use DEVICE_ATTR_RO macro
  mfd: wm831x: Use DEFINE_RES_IRQ_NAMED() and DEFINE_RES_IRQ() to simplify code
  dt-bindings: mfd: stm32-timers: Remove #address/size cells from required properties
  mfd: sun6i-prcm: Use DEFINE_RES_MEM() to simplify code
  mfd: asic3: Use DEFINE_RES_MEM() and DEFINE_RES_IRQ() to simplify code
  mfd: 88pm805: Use DEFINE_RES_IRQ_NAMED() to simplify code
  mfd: 88pm800: Use DEFINE_RES_IRQ_NAMED() to simplify code
  mfd: tps80031: Use DEFINE_RES_IRQ() to simplify code
  mfd: da9055: Use DEFINE_RES_IRQ_NAMED() to simplify code
  mfd: as3722: Use DEFINE_RES_IRQ_NAMED() to simplify code
  ...
2021-07-05 12:10:34 -07:00
Daniel Scally 24700e1f41 mfd: tps68470: Remove tps68470 MFD driver
This driver only covered one scenario in which ACPI devices with _HID
INT3472 are found, and its functionality has been taken over by the
intel-skl-int3472 module, so remove it.

Acked-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Acked-by: Lee Jones <lee.jones@linaro.org>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Daniel Scally <djrscally@gmail.com>
Link: https://lore.kernel.org/r/20210603224007.120560-7-djrscally@gmail.com
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
2021-06-17 13:12:18 +02:00
Krzysztof Kozlowski 5a7b909c7c mfd: sec: Drop support for board files and require devicetree
The Samsung PMIC drivers since long time are used only on devicetree
platforms (Samsung Exynos) and there are no users with board files.

Drop the support for board files entirely and depend on OF for matching.

Suggested-by: Marek Szyprowski <m.szyprowski@samsung.com>
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
2021-06-02 10:51:18 +01:00
Guru Das Srinagesh 6b149f3310 mfd: pm8008: Add driver for QCOM PM8008 PMIC
Qualcomm Technologies, Inc. PM8008 is a dedicated camera PMIC that
integrates all the necessary power management, housekeeping, and
interface support functions into a single IC. Its key features include
overtemperature protection, low-dropout linear regulators, GPIOs, and an
I2C interface.

Add an MFD driver to support it.

Signed-off-by: Guru Das Srinagesh <gurus@codeaurora.org>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
2021-06-02 10:51:17 +01:00
Hans de Goede 33d550701b mfd: arizona: Allow building arizona MFD-core as module
There is no reason why the arizona core,irq and codec model specific
regmap bits cannot be build as a module. All they do is export symbols
which are used by the arizona-spi/i2c and arizona-codec modules, which
themselves can be built as module.

Change the Kconfig and Makefile arizona bits so that the arizona MFD-core
can be built as a module.

This is especially useful on x86 platforms with a WM5102 codec, this
allows the arizona MFD driver necessary for the WM5102 codec to be
enabled in generic distro-kernels without growing the base kernel-image
size.

Note this also adds an explicit "depends on MFD_ARIZONA" to all the
arizona codec Kconfig options. The codec drivers use functions from mfd
arizona-core. These new depends are necessary to disallow the codec
drivers being builtin when the arizona-core is build as a module,
otherwise we end up with missing symbol errors when building vmlinuz.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Acked-by: Charles Keepax <ckeepax@opensource.cirrus.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
2021-06-02 10:50:04 +01:00
Gene Chen 3b0850440a mfd: mt6360: Merge different sub-devices I2C read/write
Merge different sub-devices I2C read/write functions into one Regmap,
because PMIC and LDO part need CRC bits for access protection.

Signed-off-by: Gene Chen <gene_chen@richtek.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
2021-06-02 10:50:02 +01:00
ChiYuan Huang 3367ac3ea0 mfd: rt4831: Adds support for Richtek RT4831
This adds support Richtek RT4831 core. It includes four channel WLED driver
and Display Bias Voltage outputs.

Signed-off-by: ChiYuan Huang <cy_huang@richtek.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
2021-06-02 10:50:01 +01:00
Randy Dunlap a933272041 mfd: mp2629: Select MFD_CORE to fix build error
MFD_MP2629 should select MFD_CORE to a prevent build error:

ERROR: modpost: "devm_mfd_add_devices" [drivers/mfd/mp2629.ko] undefined!

Fixes: 0608164645 ("mfd: mp2629: Add support for mps battery charger")
Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
2021-06-02 10:49:58 +01:00
Linus Torvalds 71a5cc28e8 - Core Frameworks
- Add support for Software Nodes to MFD Core
    - Remove support for Device Properties from MFD Core
    - Use standard APIs in MFD Core
 
  - New Drivers
    - Add support for ROHM BD9576MUF and BD9573MUF PMICs
    - Add support for Netronix Embedded Controller, PWM and RTC
    - Add support for Actions Semi ATC260x PMICs and OnKey
 
  - New Device Support
    - Add support for DG1 PCIe Graphics Card to Intel PMT
    - Add support for ROHM BD71815 PMIC to ROHM BD71828
    - Add support for Tolino Shine 2 HD to Netronix Embedded Controller
    - Add support for AX10 BMC Secure Updates to Intel M10 BMC
 
  - Removed Device Support
    - Remove Arizona Extcon support from MFD
    - Remove ST-E AB8500 Power Supply code from MFD
    - Remove AB3100 altogether
 
  - New Functionality
    - Add support for SMBus and I2C modes to Dialog DA9063
    - Switch to using Software Nodes in Intel (various)
 
  - New/converted Device Tree bindings; rohm,bd71815-pmic, rohm,bd9576-pmic,
                                        netronix,ntxec, actions,atc260x,
 				       ricoh,rn5t618, qcom-pm8xxx
 
 - Fix-ups
    - Fix error handling/path; intel_pmt
    - Simplify code; rohm-bd718x7, ab8500-core, intel-m10-bmc
    - Trivial clean-ups (reordering, spelling); rohm-generic, rn5t618, max8997
    - Use correct data-type; db8500-prcmu
    - Remove superfluous code; lp87565, intel_quark_i2c_gpi, lpc_sch, twl
    - Use generic APIs/defines; lm3533-core, intel_quark_i2c_gpio
    - Regmap related fix-ups; intel-m10-bmc, sec-core
    - Reorder resource freeing during remove; intel_quark_i2c_gpio
    - Make table indexing more robust; intel_quark_i2c_gpio
    - Fix reference imbalances; arizona-irq
    - Staticify and (un)constify things; arizona-spi, stmpe, ene-kb3930,
                                         intel-lpss-acpi, intel-lpss-pci,
                                         atc260x-i2c, intel_quark_i2c_gpio
 
  - Bug Fixes
    - Fix incorrect (register) values; intel-m10-bmc
    - Kconfig related fixes; ABX500_CORE
    - Do not clear the Auto Reload Register; stm32-timers
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Merge tag 'mfd-next-5.13' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd

Pull MFD updates from Lee Jones:
 "Core Framework:
   - Add support for Software Nodes to MFD Core
   - Remove support for Device Properties from MFD Core
   - Use standard APIs in MFD Core

  New Drivers:
   - Add support for ROHM BD9576MUF and BD9573MUF PMICs
   - Add support for Netronix Embedded Controller, PWM and RTC
   - Add support for Actions Semi ATC260x PMICs and OnKey

  New Device Support:
   - Add support for DG1 PCIe Graphics Card to Intel PMT
   - Add support for ROHM BD71815 PMIC to ROHM BD71828
   - Add support for Tolino Shine 2 HD to Netronix Embedded Controller
   - Add support for AX10 BMC Secure Updates to Intel M10 BMC

  Removed Device Support:
   - Remove Arizona Extcon support from MFD
   - Remove ST-E AB8500 Power Supply code from MFD
   - Remove AB3100 altogether

  New Functionality:
   - Add support for SMBus and I2C modes to Dialog DA9063
   - Switch to using Software Nodes in Intel (various)

  New/converted Device Tree bindings:
   - rohm bd71815-pmic, rohm bd9576-pmic, netronix ntxec, actions
     atc260x, ricoh rn5t618, qcom pm8xxx

- Fix-ups:
   - Fix error handling/path; intel_pmt
   - Simplify code; rohm-bd718x7, ab8500-core, intel-m10-bmc
   - Trivial clean-ups (reordering, spelling); rohm-generic, rn5t618,
     max8997
   - Use correct data-type; db8500-prcmu
   - Remove superfluous code; lp87565, intel_quark_i2c_gpi, lpc_sch, twl
   - Use generic APIs/defines; lm3533-core, intel_quark_i2c_gpio
   - Regmap related fix-ups; intel-m10-bmc, sec-core
   - Reorder resource freeing during remove; intel_quark_i2c_gpio
   - Make table indexing more robust; intel_quark_i2c_gpio
   - Fix reference imbalances; arizona-irq
   - Staticify and (un)constify things; arizona-spi, stmpe, ene-kb3930,
     intel-lpss-acpi, intel-lpss-pci, atc260x-i2c, intel_quark_i2c_gpio

  Bug Fixes:
   - Fix incorrect (register) values; intel-m10-bmc
   - Kconfig related fixes; ABX500_CORE
   - Do not clear the Auto Reload Register; stm32-timers"

* tag 'mfd-next-5.13' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd: (84 commits)
  mfd: intel-m10-bmc: Add support for MAX10 BMC Secure Updates
  Revert "mfd: max8997: Add of_compatible to Extcon and Charger mfd_cell"
  mfd: twl: Remove unused inline function twl4030charger_usb_en()
  dt-bindings: mfd: Convert pm8xxx bindings to yaml
  dt-bindings: mfd: Add compatible for pmk8350 rtc
  i2c: designware: Get rid of legacy platform data
  mfd: intel_quark_i2c_gpio: Convert I²C to use software nodes
  mfd: lpc_sch: Partially revert "Add support for Intel Quark X1000"
  mfd: arizona: Fix rumtime PM imbalance on error
  mfd: max8997: Replace 8998 with 8997
  mfd: core: Use acpi_find_child_device() for child devices lookup
  mfd: intel_quark_i2c_gpio: Don't play dirty trick with const
  mfd: intel_quark_i2c_gpio: Enable MSI interrupt
  mfd: intel_quark_i2c_gpio: Reuse BAR definitions for MFD cell indexing
  mfd: ntxec: Support for EC in Tolino Shine 2 HD
  mfd: stm32-timers: Avoid clearing auto reload register
  mfd: intel_quark_i2c_gpio: Replace I²C speeds with descriptive definitions
  mfd: intel_quark_i2c_gpio: Remove unused struct device member
  mfd: intel_quark_i2c_gpio: Unregister resources in reversed order
  mfd: Kconfig: ABX500_CORE should depend on ARCH_U8500
  ...
2021-04-28 15:59:13 -07:00
Geert Uytterhoeven 0cab0aa149 mfd: Kconfig: ABX500_CORE should depend on ARCH_U8500
The ST-Ericsson ABX500 Mixed Signal IC family chips are only present on
ST-Ericsson U8500 Series platforms.  Hence add a dependency on
ARCH_U8500, to prevent asking the user about this driver when
configuring a kernel without U8500 support.

Also, merely enabling CONFIG_COMPILE_TEST should not enable additional
code, and thus should not enable this driver by default.

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
2021-04-14 16:06:19 +01:00
Arnd Bergmann 16f961544b mfd: Remove support for AB3100
The ST-Ericsson U300 platform has been removed, so this driver is no
longer needed.

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
2021-04-14 16:03:27 +01:00
Lee Jones a7639136a9 Immutable branch between MFD and Watchdog due for the v5.13 merge window
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Merge tag 'ib-mfd-watchdog-v5.13' into ibs-for-mfd-merged

Immutable branch between MFD and Watchdog due for the v5.13 merge window
2021-04-14 16:01:10 +01:00
Lee Jones 1658d6242a Immutable branch between MFD, Clock, GPIO, Regulator and RTC due for the v5.13 merge window
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Merge tags 'ib-mfd-clk-gpio-regulator-rtc-v5.13', 'ib-mfd-extcon-v5.13', 'ib-mfd-input-v5.13-1', 'ib-mfd-platform-x86-v5.13', 'ib-mfd-power-v5.13', 'ib-mfd-pwm-rtc-v5.13-1' and 'ib-regulator-list-ramp-helpers-v5.13' into ibs-for-mfd-merged

Immutable branch between MFD, Clock, GPIO, Regulator and RTC due for the v5.13 merge window

Immutable branch between MFD and Extcon due for the v5.13 merge window

Immutable branch between MFD and Input due for the v5.13 merge window

Immutable branch between MFD and Platform/x86 due for the v5.13 merge window

Immutable branch between MFD and Power due for the v5.13 merge window

Immutable branch between MFD, PWM and RTC due for the v5.13 merge window
2021-04-14 15:59:22 +01:00
Matti Vaittinen 4dcdcfd5ab mfd: Support for ROHM BD71815 PMIC core
Add core support for ROHM BD71815 Power Management IC.

The IC integrates regulators, a battery charger with a coulomb counter,
a real-time clock (RTC), clock gate and general-purpose outputs (GPO).

Signed-off-by: Matti Vaittinen <matti.vaittinen@fi.rohmeurope.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
2021-04-14 10:19:08 +01:00
Krzysztof Kozlowski cd5f39070a mfd: altera: merge ARCH_SOCFPGA and ARCH_STRATIX10
Simplify 32-bit and 64-bit Intel SoCFPGA Kconfig options by having only
one for both of them.  This the common practice for other platforms.
Additionally, the ARCH_SOCFPGA is too generic as SoCFPGA designs come
from multiple vendors.

The side effect is that the MFD_ALTERA_A10SR will now be available for
both 32-bit and 64-bit Intel SoCFPGA, even though it is used only for
32-bit.

Acked-by: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
Signed-off-by: Dinh Nguyen <dinguyen@kernel.org>
2021-03-23 11:03:35 -05:00
Cristian Ciocaltea f7cb7fe34d mfd: Add MFD driver for ATC260x PMICs
Add initial support for the Actions Semi ATC260x PMICs which integrates
Audio Codec, Power management, Clock generation and GPIO controller
blocks.

For the moment this driver only supports Regulator, Poweroff and Onkey
functionalities for the ATC2603C and ATC2609A chip variants.

Since the PMICs can be accessed using both I2C and SPI buses, the
following driver structure has been adopted:

           -----> atc260x-core.c (Implements core functionalities)
          /
ATC260x --------> atc260x-i2c.c (Implements I2C interface)
          \
           -----> atc260x-spi.c (Implements SPI interface - TODO)

Co-developed-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Signed-off-by: Cristian Ciocaltea <cristian.ciocaltea@gmail.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
2021-03-10 11:10:23 +00:00
Jonathan Neuschäfer eceae58393 mfd: Add base driver for Netronix embedded controller
The Netronix embedded controller is a microcontroller found in some
e-book readers designed by the original design manufacturer Netronix,
Inc. It contains RTC, battery monitoring, system power management, and
PWM functionality.

This driver implements register access and version detection.

Third-party hardware documentation is available at:

  https://github.com/neuschaefer/linux/wiki/Netronix-MSP430-embedded-controller

The EC supports interrupts, but the driver doesn't make use of them so
far.

Signed-off-by: Jonathan Neuschäfer <j.neuschaefer@gmx.net>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
2021-03-10 11:06:27 +00:00
Matti Vaittinen b1b3ced389 mfd: Support ROHM BD9576MUF and BD9573MUF
Add core support for ROHM BD9576MUF and BD9573MUF PMICs which are
mainly used to power the R-Car series processors.

Signed-off-by: Matti Vaittinen <matti.vaittinen@fi.rohmeurope.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
2021-03-10 10:58:17 +00:00
Linus Torvalds c4fbde84fe Simple Firmware Interface (SFI) support removal for v5.12-rc1
Drop support for depercated platforms using SFI, drop the entire
 support for SFI that has been long deprecated too and make some
 janitorial changes on top of that (Andy Shevchenko).
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Merge tag 'sfi-removal-5.12-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm

Pull Simple Firmware Interface (SFI) support removal from Rafael Wysocki:
 "Drop support for depercated platforms using SFI, drop the entire
  support for SFI that has been long deprecated too and make some
  janitorial changes on top of that (Andy Shevchenko)"

* tag 'sfi-removal-5.12-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm:
  x86/platform/intel-mid: Update Copyright year and drop file names
  x86/platform/intel-mid: Remove unused header inclusion in intel-mid.h
  x86/platform/intel-mid: Drop unused __intel_mid_cpu_chip and Co.
  x86/platform/intel-mid: Get rid of intel_scu_ipc_legacy.h
  x86/PCI: Describe @reg for type1_access_ok()
  x86/PCI: Get rid of custom x86 model comparison
  sfi: Remove framework for deprecated firmware
  cpufreq: sfi-cpufreq: Remove driver for deprecated firmware
  media: atomisp: Remove unused header
  mfd: intel_msic: Remove driver for deprecated platform
  x86/apb_timer: Remove driver for deprecated platform
  x86/platform/intel-mid: Remove unused leftovers (vRTC)
  x86/platform/intel-mid: Remove unused leftovers (msic)
  x86/platform/intel-mid: Remove unused leftovers (msic_thermal)
  x86/platform/intel-mid: Remove unused leftovers (msic_power_btn)
  x86/platform/intel-mid: Remove unused leftovers (msic_gpio)
  x86/platform/intel-mid: Remove unused leftovers (msic_battery)
  x86/platform/intel-mid: Remove unused leftovers (msic_ocd)
  x86/platform/intel-mid: Remove unused leftovers (msic_audio)
  platform/x86: intel_scu_wdt: Drop mistakenly added const
2021-02-24 10:35:29 -08:00
Andy Shevchenko ef3c67b645 mfd: intel_msic: Remove driver for deprecated platform
Intel Moorestown and Medfield are quite old Intel Atom based
32-bit platforms, which were in limited use in some Android phones,
tablets and consumer electronics more than eight years ago.

There are no bugs or problems ever reported outside from Intel
for breaking any of that platforms for years. It seems no real
users exists who run more or less fresh kernel on it. Commit
05f4434bc1 ("ASoC: Intel: remove mfld_machine") is also in align
with this theory.

Due to above and to reduce a burden of supporting outdated drivers,
remove the support for outdated platforms completely.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Acked-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Acked-by: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2021-02-09 15:28:37 +01:00
Dmitry Osipenko 92eba6802c mfd: Add driver for Embedded Controller found on Acer Iconia Tab A500
Acer Iconia Tab A500 is an Android tablet device, it has ENE KB930
Embedded Controller which provides battery-gauge, LED, GPIO and some
other functions. The EC uses firmware that is specifically customized
for Acer A500. This patch adds MFD driver for the Embedded Controller
which allows to power-off / reboot the A500 device, it also provides
a common register read/write API that will be used by the sub-devices.

Signed-off-by: Dmitry Osipenko <digetx@gmail.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
2021-02-08 13:54:22 +00:00
Thomas Bogendoerfer cd2b909bfb mfd: sgi-ioc3: Turn Kconfig option into a bool
Module builds of ioc3 fail with following errors:

ERROR: "spurious_interrupt" [drivers/mfd/ioc3.ko] undefined!
ERROR: "pci_find_host_bridge" [drivers/mfd/ioc3.ko] undefined!

Exporting pci_find_host_bridge got rejected by maintainer, so easiest
fix is to disable module building, which even makes sense since both
SGI Origin and Octane always contain at least one IOC3 chip.

Reported-by: kernel test robot <lkp@intel.com>
Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
2021-02-08 13:54:05 +00:00
Michael Brunner 0cd3aa9957 mfd: kempld-core: Add support for additional devices
This update includes DMI IDs for the following Kontron modules and
systems:
COMe-bDV7, COMe-cDV7, COMe-m4AL, COMe-mCT10, SMARC-sXAL, SMARC-sXA4,
Qseven-Q7AL, mITX-APL, pITX-APL and KBox A-203

Furthermore the ACPI HID KEM0000 is added, as it is also reserved for
kempld devices.

Instead of also adding the newly supported devices to the Kconfig
description this patch removes the lengthy list. With future usage of
the ACPI HIDs it will not be necessary to explicitly add support for
each individual device to the driver and therefore the list would
become incomplete anyway.

Signed-off-by: Michael Brunner <michael.brunner@kontron.com>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
2020-12-02 12:53:27 +00:00
Krzysztof Kozlowski 7a69a6f68d mfd: omap-usb: Depend on COMMON_CLK to fix compile tests
The MFD_OMAP_USB_HOST uses Common Clock Framework thus it cannot be
built on platforms without it (e.g. compile test on MIPS with LANTIQ):

    mips-linux-ld: drivers/mfd/omap-usb-host.o: in function `usbhs_omap_probe':
    omap-usb-host.c:(.text+0x940): undefined reference to `clk_set_parent'

Reported-by: kernel test robot <lkp@intel.com>
Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
2020-11-27 07:54:36 +00:00
Geert Uytterhoeven de1292817c mfd: MFD_SL28CPLD should depend on ARCH_LAYERSCAPE
Currently the Kontron sl28cpld Board Management Controller is found only
on Kontron boards equipped with a Freescale Layerscape SoC.  Hence add a
dependency on ARCH_LAYERSCAPE, to prevent asking the user about a driver
for this controller when configuring a kernel without Layerscape support.

Fixes: a538ad229b ("mfd: simple-mfd-i2c: Add sl28cpld support")
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Acked-by: Michael Walle <michael@walle.cc>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
2020-11-19 08:34:23 +00:00
David E. Box 4f8217d5b0 mfd: Intel Platform Monitoring Technology support
Intel Platform Monitoring Technology (PMT) is an architecture for
enumerating and accessing hardware monitoring facilities. PMT supports
multiple types of monitoring capabilities. This driver creates platform
devices for each type so that they may be managed by capability specific
drivers (to be introduced). Capabilities are discovered using PCIe DVSEC
ids. Support is included for the 3 current capability types, Telemetry,
Watcher, and Crashlog. The features are available on new Intel platforms
starting from Tiger Lake for which support is added. This patch adds
support for Tiger Lake (TGL), Alder Lake (ADL), and Out-of-Band Management
Services Module (OOBMSM).

Also add a quirk mechanism for several early hardware differences and bugs.
For Tiger Lake and Alder Lake, do not support Watcher and Crashlog
capabilities since they will not be compatible with future product. Also,
fix use a quirk to fix the discovery table offset.

Co-developed-by: Alexander Duyck <alexander.h.duyck@linux.intel.com>
Signed-off-by: Alexander Duyck <alexander.h.duyck@linux.intel.com>
Signed-off-by: David E. Box <david.e.box@linux.intel.com>
Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
2020-11-04 11:13:47 +00:00
Lee Jones 328162a882 mfd: sl28cpld: Depend on I2C
Fixes the following randconfig build error:

 ld: drivers/mfd/simple-mfd-i2c.o: in function `simple_mfd_i2c_probe':
 simple-mfd-i2c.c:(.text+0x48): undefined reference to `__devm_regmap_init_i2c'
 ld: drivers/mfd/simple-mfd-i2c.o: in function `simple_mfd_i2c_driver_init':
 simple-mfd-i2c.c:(.init.text+0x14): undefined reference to `i2c_register_driver'
 ld: drivers/mfd/simple-mfd-i2c.o: in function `simple_mfd_i2c_driver_exit':
 simple-mfd-i2c.c:(.exit.text+0xd): undefined reference to `i2c_del_driver'

Reported-by: Randy Dunlap <rdunlap@infradead.org>
Tested-by: Randy Dunlap <rdunlap@infradead.org> # build-tested
Acked-by: Randy Dunlap <rdunlap@infradead.org>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
2020-10-05 09:09:26 +01:00
Marek Behún 1586d3a964 mfd: asic3: Build if COMPILE_TEST=y
Build this driver on another platforms if COMPILE_TEST=y. Another
drivers may depend on this, for example leds-asic3.

Signed-off-by: Marek Behún <marek.behun@nic.cz>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
2020-09-30 17:46:31 +01:00
Xu Yilun 876611c493 mfd: intel-m10-bmc: Add Intel MAX 10 BMC chip support for Intel FPGA PAC
This patch implements the basic functions of the BMC chip for some Intel
FPGA PCIe Acceleration Cards (PAC). The BMC is implemented using the
Intel MAX 10 CPLD.

This BMC chip is connected to the FPGA by a SPI bus. To provide direct
register access from the FPGA, the "SPI slave to Avalon Master Bridge"
(spi-avmm) IP is integrated in the chip. It converts encoded streams of
bytes from the host to the internal register read/write on the Avalon
bus. So This driver uses the regmap-spi-avmm for register accessing.

Signed-off-by: Xu Yilun <yilun.xu@intel.com>
Signed-off-by: Wu Hao <hao.wu@intel.com>
Signed-off-by: Matthew Gerlach <matthew.gerlach@linux.intel.com>
Signed-off-by: Russ Weight <russell.h.weight@intel.com>
Reviewed-by: Tom Rix <trix@redhat.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
2020-09-30 17:46:21 +01:00
Lubomir Rintel ede6b2d1df mfd: ene-kb3930: Add driver for ENE KB3930 Embedded Controller
This driver provides access to the EC RAM of said embedded controller
attached to the I2C bus as well as optionally supporting its slightly weird
power-off/restart protocol.

A particular implementation of the EC firmware can be identified by a
model byte. If this driver identifies the Dell Ariel platform, it
registers the appropriate cells.

Signed-off-by: Lubomir Rintel <lkundrak@v3.sk>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
2020-09-30 16:24:54 +01:00
Mauro Carvalho Chehab 31c53962d6 mfd: Kconfig: Fix typo of 'individual'
individul -> individual

Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
2020-09-30 16:24:47 +01:00
Michael Walle a538ad229b mfd: simple-mfd-i2c: Add sl28cpld support
Add the core support for the board management controller found on the
SMARC-sAL28 board.

Also add a virtual symbol which pulls in the simple-mfd-i2c driver and
provide a common symbol on which the subdevice drivers can depend on.

At the moment, this controller is used on the Kontron SMARC-sAL28 board.

Signed-off-by: Michael Walle <michael@walle.cc>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
2020-09-17 15:57:26 +01:00
Michael Walle 3abee45794 mfd: Add simple regmap based I2C driver
There are I2C devices which contain several different functions but
doesn't require any special access functions. For these kind of drivers
an I2C regmap should be enough.

Create an I2C driver which creates an I2C regmap and enumerates its
children. If a device wants to use this as its MFD core driver, it has
to add an individual compatible string. It may provide its own regmap
configuration.

Subdevices can use dev_get_regmap() on the parent to get their regmap
instance.

Signed-off-by: Michael Walle <michael@walle.cc>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
2020-09-17 15:56:58 +01:00
Michael Walle 7d2594cd1f mfd: smsc-ece1099: Remove driver
This MFD driver has no user. The keypad driver of this device never made
it into the kernel. Therefore, this driver is useless. Remove it.

Signed-off-by: Michael Walle <michael@walle.cc>
Cc: Sourav Poddar <sourav.poddar@ti.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
2020-08-13 07:49:40 +01:00
Neil Armstrong 6c27219e34 mfd: Add support for the Khadas System control Microcontroller
This Microcontroller is present on the Khadas VIM1, VIM2, VIM3 and Edge
boards.

It has multiple boot control features like password check, power-on
options, power-off control and system FAN control on recent boards.

This implements a very basic MFD driver with the fan control and User
NVMEM cells.

Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
2020-06-18 11:23:16 +01:00
Masahiro Yamada a7f7f6248d treewide: replace '---help---' in Kconfig files with 'help'
Since commit 84af7a6194 ("checkpatch: kconfig: prefer 'help' over
'---help---'"), the number of '---help---' has been gradually
decreasing, but there are still more than 2400 instances.

This commit finishes the conversion. While I touched the lines,
I also fixed the indentation.

There are a variety of indentation styles found.

  a) 4 spaces + '---help---'
  b) 7 spaces + '---help---'
  c) 8 spaces + '---help---'
  d) 1 space + 1 tab + '---help---'
  e) 1 tab + '---help---'    (correct indentation)
  f) 1 tab + 1 space + '---help---'
  g) 1 tab + 2 spaces + '---help---'

In order to convert all of them to 1 tab + 'help', I ran the
following commend:

  $ find . -name 'Kconfig*' | xargs sed -i 's/^[[:space:]]*---help---/\thelp/'

Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
2020-06-14 01:57:21 +09:00
Linus Torvalds 694b5a5d31 ARM: SoC changes for v5.8
One new platform gets added, the Realtek RTD1195, which is an older
 Cortex-a7 based relative of the RTD12xx chips that are already supported
 in arch/arm64. The platform may also be extended to support running
 32-bit kernels on those 64-bit chips for memory-constrained machines.
 
 In the Renesas shmobile platform, we gain support for "RZ/G1H" or R8A7742,
 an eight-core chip based on Cortex-A15 and Cortex-A7 cores, originally
 released in 2016 as one of the last high-end 32-bit designs.
 
 There is ongoing cleanup for the integrator, tegra, imx, and omap2
 platforms, with integrator getting very close to the goal of having
 zero code in arch/arm/, and omap2 moving more of the chip specifics
 from old board code into device tree files.
 
 The Versatile Express platform is made more modular, with built-in
 drivers now becoming loadable modules. This is part of a greater effort
 for the Android OS to have a common kernel binary for all platforms and
 any platform specific code in loadable modules.
 
 The PXA platform drops support for Compulab's pxa2xx boards that had
 rather unusual flash and PCI drivers but no known users remaining.
 All device drivers specific to those boards can now get removed as
 well.
 
 Across platforms, there is ongoing cleanup, with Geert and Rob
 revisiting some a lot of Kconfig options.
 
 Signed-off-by: Arnd Bergmann <arnd@arndb.de>
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Merge tag 'arm-soc-5.8' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc

Pull ARM SoC updates from Arnd Bergmann:
 "One new platform gets added, the Realtek RTD1195, which is an older
  Cortex-a7 based relative of the RTD12xx chips that are already
  supported in arch/arm64. The platform may also be extended to support
  running 32-bit kernels on those 64-bit chips for memory-constrained
  machines.

  In the Renesas shmobile platform, we gain support for "RZ/G1H" or
  R8A7742, an eight-core chip based on Cortex-A15 and Cortex-A7 cores,
  originally released in 2016 as one of the last high-end 32-bit
  designs.

  There is ongoing cleanup for the integrator, tegra, imx, and omap2
  platforms, with integrator getting very close to the goal of having
  zero code in arch/arm/, and omap2 moving more of the chip specifics
  from old board code into device tree files.

  The Versatile Express platform is made more modular, with built-in
  drivers now becoming loadable modules. This is part of a greater
  effort for the Android OS to have a common kernel binary for all
  platforms and any platform specific code in loadable modules.

  The PXA platform drops support for Compulab's pxa2xx boards that had
  rather unusual flash and PCI drivers but no known users remaining. All
  device drivers specific to those boards can now get removed as well.

  Across platforms, there is ongoing cleanup, with Geert and Rob
  revisiting some a lot of Kconfig options"

* tag 'arm-soc-5.8' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc: (94 commits)
  ARM: omap2: fix omap5_realtime_timer_init definition
  ARM: zynq: Don't select CONFIG_ICST
  ARM: OMAP2+: Fix regression for using local timer on non-SMP SoCs
  clk: versatile: Fix kconfig dependency on COMMON_CLK_VERSATILE
  ARM: davinci: fix build failure without I2C
  power: reset: vexpress: fix build issue
  power: vexpress: cleanup: use builtin_platform_driver
  power: vexpress: add suppress_bind_attrs to true
  Revert "ARM: vexpress: Don't select VEXPRESS_CONFIG"
  MAINTAINERS: pxa: remove Compulab arm/pxa support
  ARM: pxa: remove Compulab pxa2xx boards
  bus: arm-integrator-lm: Fix return value check in integrator_ap_lm_probe()
  soc: imx: move cpu code to drivers/soc/imx
  ARM: imx: move cpu definitions into a header
  ARM: imx: use device_initcall for imx_soc_device_init
  ARM: imx: pcm037: make pcm970_sja1000_platform_data static
  bus: ti-sysc: Timers no longer need legacy quirk handling
  ARM: OMAP2+: Drop old timer code for dmtimer and 32k counter
  ARM: dts: Configure system timers for omap2
  ARM: dts: Configure system timers for ti81xx
  ...
2020-06-04 19:47:11 -07:00
Gene Chen 7edd363421 mfd: Add support for PMIC MT6360
Add MFD driver for mt6360 pmic chip include Battery Charger/
USB_PD/Flash, LED/RGB and LED/LDO/Buck

Signed-off-by: Gene Chen <gene_chen@richtek.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
2020-05-27 07:46:18 +01:00
Lee Jones e8a6f4acae Merge branches 'ib-mfd-x86-usb-watchdog-5.8', 'ib-mfd-power-rtc-5.8', 'ib-mfd-iio-power-5.8' and 'ib-mfd-hwmon-5.8' into ibs-for-mfd-merged 2020-05-26 10:50:51 +01:00
Saravanan Sekar 0608164645 mfd: mp2629: Add support for mps battery charger
mp2629 is a highly-integrated switching-mode battery charge management
device for single-cell Li-ion or Li-polymer battery.

Add MFD core enables chip access for ADC driver for battery readings,
and a power supply battery-charger driver

Signed-off-by: Saravanan Sekar <sravanhome@gmail.com>
Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
2020-05-26 10:41:40 +01:00
Tim Harvey d85234994b mfd: Add Gateworks System Controller core driver
The Gateworks System Controller (GSC) is an I2C slave controller
implemented with an MSP430 micro-controller whose firmware embeds the
following features:
 - I/O expander (16 GPIO's) using PCA955x protocol
 - Real Time Clock using DS1672 protocol
 - User EEPROM using AT24 protocol
 - HWMON using custom protocol
 - Interrupt controller with tamper detect, user pushbotton
 - Watchdog controller capable of full board power-cycle
 - Power Control capable of full board power-cycle

see http://trac.gateworks.com/wiki/gsc for more details

Signed-off-by: Tim Harvey <tharvey@gateworks.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
2020-05-20 10:28:57 +01:00
Rob Herring 7b9d428e05 mfd: vexpress-sysreg: Support building as a module
Enable building the vexpress-sysreg driver as a module.

As deferred probe between the vexpress components works now, we don't
need to create struct devices early with of_platform_device_create().

Cc: Liviu Dudau <liviu.dudau@arm.com>
Cc: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Cc: Linus Walleij <linus.walleij@linaro.org>
Reviewed-by: Sudeep Holla <sudeep.holla@arm.com>
Acked-by: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Rob Herring <robh@kernel.org>
2020-05-13 12:42:45 -05:00