Commit Graph

525 Commits

Author SHA1 Message Date
Linus Torvalds
5fe7b600a1 power supply and reset changes for the v5.3 series
Core:
  * Add HWMON compat layer
  * New properties
   - input power limit
   - input voltage limit
 
 Drivers:
  * qcom-pon: add gen2 support
  * New driver for storing reboot move in NVMEM
  * New driver for Wilco EC charger configuration
  * simplify getting the adapter of a client
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Merge tag 'for-v5.3' of git://git.kernel.org/pub/scm/linux/kernel/git/sre/linux-power-supply

Pull power supply and reset updates from Sebastian Reichel:
 "Core:
   - add HWMON compat layer
   - new properties:
       - input power limit
       - input voltage limit

  Drivers:
   - qcom-pon: add gen2 support
   - new driver for storing reboot move in NVMEM
   - new driver for Wilco EC charger configuration
   - simplify getting the adapter of a client"

* tag 'for-v5.3' of git://git.kernel.org/pub/scm/linux/kernel/git/sre/linux-power-supply:
  power: reset: nvmem-reboot-mode: add CONFIG_OF dependency
  power_supply: wilco_ec: Add charging config driver
  power: supply: cros: allow to set input voltage and current limit
  power: supply: add input power and voltage limit properties
  power: supply: fix semicolon.cocci warnings
  power: reset: nvmem-reboot-mode: use NVMEM as reboot mode write interface
  dt-bindings: power: reset: add document for NVMEM based reboot-mode
  reset: qcom-pon: Add support for gen2 pon
  dt-bindings: power: reset: qcom: Add qcom,pm8998-pon compatibility line
  power: supply: Add HWMON compatibility layer
  power: supply: sbs-manager: simplify getting the adapter of a client
  power: supply: rt9455_charger: simplify getting the adapter of a client
  power: supply: rt5033_battery: simplify getting the adapter of a client
  power: supply: max17042_battery: simplify getting the adapter of a client
  power: supply: max17040_battery: simplify getting the adapter of a client
  power: supply: max14656_charger_detector: simplify getting the adapter of a client
  power: supply: bq25890_charger: simplify getting the adapter of a client
  power: supply: bq24257_charger: simplify getting the adapter of a client
  power: supply: bq24190_charger: simplify getting the adapter of a client
2019-07-15 21:06:15 -07:00
Linus Torvalds
fb4da215ed pci-v5.3-changes
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Merge tag 'pci-v5.3-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci

Pull PCI updates from Bjorn Helgaas:
 "Enumeration changes:

   - Evaluate PCI Boot Configuration _DSM to learn if firmware wants us
     to preserve its resource assignments (Benjamin Herrenschmidt)

   - Simplify resource distribution (Nicholas Johnson)

   - Decode 32 GT/s link speed (Gustavo Pimentel)

  Virtualization:

   - Fix incorrect caching of VF config space size (Alex Williamson)

   - Fix VF driver probing sysfs knobs (Alex Williamson)

  Peer-to-peer DMA:

   - Fix dma_virt_ops check (Logan Gunthorpe)

  Altera host bridge driver:

   - Allow building as module (Ley Foon Tan)

  Armada 8K host bridge driver:

   - add PHYs support (Miquel Raynal)

  DesignWare host bridge driver:

   - Export APIs to support removable loadable module (Vidya Sagar)

   - Enable Relaxed Ordering erratum workaround only on Tegra20 &
     Tegra30 (Vidya Sagar)

  Hyper-V host bridge driver:

   - Fix use-after-free in eject (Dexuan Cui)

  Mobiveil host bridge driver:

   - Clean up and fix many issues, including non-identify mapped
     windows, 64-bit windows, multi-MSI, class code, INTx clearing (Hou
     Zhiqiang)

  Qualcomm host bridge driver:

   - Use clk bulk API for 2.4.0 controllers (Bjorn Andersson)

   - Add QCS404 support (Bjorn Andersson)

   - Assert PERST for at least 100ms (Niklas Cassel)

  R-Car host bridge driver:

   - Add r8a774a1 DT support (Biju Das)

  Tegra host bridge driver:

   - Add support for Gen2, opportunistic UpdateFC and ACK (PCIe protocol
     details) AER, GPIO-based PERST# (Manikanta Maddireddy)

   - Fix many issues, including power-on failure cases, interrupt
     masking in suspend, UPHY settings, AFI dynamic clock gating,
     pending DLL transactions (Manikanta Maddireddy)

  Xilinx host bridge driver:

   - Fix NWL Multi-MSI programming (Bharat Kumar Gogada)

  Endpoint support:

   - Fix 64bit BAR support (Alan Mikhak)

   - Fix pcitest build issues (Alan Mikhak, Andy Shevchenko)

  Bug fixes:

   - Fix NVIDIA GPU multi-function power dependencies (Abhishek Sahu)

   - Fix NVIDIA GPU HDA enablement issue (Lukas Wunner)

   - Ignore lockdep for sysfs "remove" (Marek Vasut)

  Misc:

   - Convert docs to reST (Changbin Du, Mauro Carvalho Chehab)"

* tag 'pci-v5.3-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci: (107 commits)
  PCI: Enable NVIDIA HDA controllers
  tools: PCI: Fix installation when `make tools/pci_install`
  PCI: dwc: pci-dra7xx: Fix compilation when !CONFIG_GPIOLIB
  PCI: Fix typos and whitespace errors
  PCI: mobiveil: Fix INTx interrupt clearing in mobiveil_pcie_isr()
  PCI: mobiveil: Fix infinite-loop in the INTx handling function
  PCI: mobiveil: Move PCIe PIO enablement out of inbound window routine
  PCI: mobiveil: Add upper 32-bit PCI base address setup in inbound window
  PCI: mobiveil: Add upper 32-bit CPU base address setup in outbound window
  PCI: mobiveil: Mask out hardcoded bits in inbound/outbound windows setup
  PCI: mobiveil: Clear the control fields before updating it
  PCI: mobiveil: Add configured inbound windows counter
  PCI: mobiveil: Fix the valid check for inbound and outbound windows
  PCI: mobiveil: Clean-up program_{ib/ob}_windows()
  PCI: mobiveil: Remove an unnecessary return value check
  PCI: mobiveil: Fix error return values
  PCI: mobiveil: Refactor the MEM/IO outbound window initialization
  PCI: mobiveil: Make some register updates more readable
  PCI: mobiveil: Reformat the code for readability
  dt-bindings: PCI: mobiveil: Change gpio_slave and apb_csr to optional
  ...
2019-07-15 20:44:49 -07:00
Linus Torvalds
8de262531f - Core Frameworks
- Set 'struct device' fwnode when registering a new device
 
  - New Drivers
    - Add support for ROHM BD70528 PMIC
 
  - New Device Support
    - Add support for LP87561 4-Phase Regulator to TI LP87565 PMIC
    - Add support for RK809 and RK817 to Rockchip RK808
    - Add support for Lid Angle to ChromeOS core
    - Add support for CS47L15 CODEC to Madera core
    - Add support for CS47L92 CODEC to Madera core
    - Add support for ChromeOS (legacy) Accelerometers in ChromeOS core
    - Add support for Add Intel Elkhart Lake PCH to Intel LPSS
 
  - New Functionality
    - Provide regulator supply information when registering; madera-core
    - Additional Device Tree support; lp87565, madera, cros-ec, rohm,bd71837-pmic
    - Allow over-riding power button press via Device Tree; rohm-bd718x7
    - Differentiate between running processors; cros_ec_dev
 
  - Fix-ups
    - Big header file update; cros_ec_commands.h
    - Split header per-subsystem; rohm-bd718x7
    - Remove superfluous code; menelaus, cs5535-mfd, cs47lXX-tables
    - Trivial; sorting, coding style; intel-lpss-pci
    - Only remove Power Off functionality if set locally; rk808
    - Make use for Power Off Prepare(); rk808
    - Fix spelling mistake in header guards; stmfx
    - Properly free IDA resources
    - SPDX fixups; cs47lXX-tables, madera
    - Error path fixups; hi655x-pmic
 
  - Bug Fixes
    - Add missing break in case() statement
    - Repair undefined behaviour when not initialising variables; arizona-core, madera-core
    - Fix reference to Device Tree documentation; madera
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Merge tag 'mfd-next-5.3' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd

Pull MFD updates from Lee Jones:
 "Core Frameworks:
   - Set 'struct device' fwnode when registering a new device

  New Drivers:
   - Add support for ROHM BD70528 PMIC

  New Device Support:
   - Add support for LP87561 4-Phase Regulator to TI LP87565 PMIC
   - Add support for RK809 and RK817 to Rockchip RK808
   - Add support for Lid Angle to ChromeOS core
   - Add support for CS47L15 CODEC to Madera core
   - Add support for CS47L92 CODEC to Madera core
   - Add support for ChromeOS (legacy) Accelerometers in ChromeOS core
   - Add support for Add Intel Elkhart Lake PCH to Intel LPSS

  New Functionality:
   - Provide regulator supply information when registering; madera-core
   - Additional Device Tree support; lp87565, madera, cros-ec, rohm,bd71837-pmic
   - Allow over-riding power button press via Device Tree; rohm-bd718x7
   - Differentiate between running processors; cros_ec_dev

  Fix-ups:
   - Big header file update; cros_ec_commands.h
   - Split header per-subsystem; rohm-bd718x7
   - Remove superfluous code; menelaus, cs5535-mfd, cs47lXX-tables
   - Trivial; sorting, coding style; intel-lpss-pci
   - Only remove Power Off functionality if set locally; rk808
   - Make use for Power Off Prepare(); rk808
   - Fix spelling mistake in header guards; stmfx
   - Properly free IDA resources
   - SPDX fixups; cs47lXX-tables, madera
   - Error path fixups; hi655x-pmic

  Bug Fixes:
   - Add missing break in case() statement
   - Repair undefined behaviour when not initialising variables; arizona-core, madera-core
   - Fix reference to Device Tree documentation; madera"

* tag 'mfd-next-5.3' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd: (45 commits)
  mfd: hi655x-pmic: Fix missing return value check for devm_regmap_init_mmio_clk
  mfd: madera: Fixup SPDX headers
  mfd: madera: Remove some unused registers and fix some defaults
  mfd: intel-lpss: Release IDA resources
  mfd: intel-lpss: Add Intel Elkhart Lake PCH PCI IDs
  mfd: cs5535-mfd: Remove ifdef OLPC noise
  mfd: stmfx: Fix macro definition spelling
  dt-bindings: mfd: Add link to ROHM BD71847 Datasheet
  MAINAINERS: Swap words in INTEL PMIC MULTIFUNCTION DEVICE DRIVERS
  mfd: cros_ec_dev: Register cros_ec_accel_legacy driver as a subdevice
  mfd: rk808: Prepare rk805 for poweroff
  mfd: rk808: Check pm_power_off pointer
  mfd: cros_ec: differentiate SCP from EC by feature bit
  dt-bindings: Add binding for cros-ec-rpmsg
  mfd: madera: Add Madera core support for CS47L92
  mfd: madera: Add Madera core support for CS47L15
  mfd: madera: Update DT bindings to add additional CODECs
  mfd: madera: Add supply mapping for MICVDD
  mfd: madera: Fix potential uninitialised use of variable
  mfd: madera: Fix bad reference to pinctrl.txt file
  ...
2019-07-15 20:18:40 -07:00
Linus Torvalds
5516745311 platform-drivers-x86 for v5.3-1
ASUS WMI driver got a big refactoring in order to support the TUF Gaming
 laptops. Besides that, the regression with backlight being permanently off
 on various EeePC laptops has been fixed.
 
 Accelerometer on HP ProBook 450 G0 shows wrong measurements due to
 X axis being inverted. This has been fixed.
 
 Intel PMC core driver has been extended to be ACPI enumerated
 if the DSDT provides device with _HID "INT33A1". This allows
 to convert the driver to be pure platform and support new hardware
 purely based on ACPI DSDT.
 
 From now on the Intel Speed Select Technology is supported thru
 a corresponding driver. This driver provides an access to the features
 of the ISST, such as Performance Profile, Core Power, Base frequency and
 Turbo Frequency.
 
 Mellanox platform drivers has been refactored and now extended
 to support more systems, including new coming ones.
 
 The OLPC XO-1.75 platform is now supported.
 
 CB4063 Beckhoff Automation board is using PMC clocks,
 provided via pmc_atom driver, for ethernet controllers in a way
 that they can't be managed by the clock driver. The quirk
 has been extended to cover this case.
 
 Touchscreen on Chuwi Hi10 Plus tablet has been enabled. Meanwhile
 the information of Chuwi Hi10 Air has been fixed to cover more models
 based on the same platform.
 
 Xiaomi notebooks have WMI interface enabled. Thus, the driver to support it
 has been provided. It required some extension of the generic WMI library,
 which allows to propagate opaque context to the ->probe() of the
 individual drivers.
 
 This release includes debugfs clean up from Greg KH for several drivers
 that drop return code check and make debugfs absence or failure non-fatal.
 
 Miscellaneous fixes here and there, mostly for Acer WMI and
 various Intel drivers.
 
 The listed below commits are duplicated due to previously pushed fixes in v5.2 cycle:
 - 1dd93f873d platform/x86: asus-wmi: Only Tell EC the OS will handle display hotkeys from asus_nb_wmi
 - 89ae3a0736 platform/x86: intel-vbtn: Report switch events when event wakes device
 - fa882fc80d platform/x86: mlx-platform: Fix parent device in i2c-mux-reg device registration
 - 0bfcd24b39 platform/mellanox: mlxreg-hotplug: Add devm_free_irq call to remove flow
 
 The following is an automated git shortlog grouped by driver:
 
 acer-wmi:
  -  Mark expected switch fall-throughs
  -  no need to check return value of debugfs_create functions
 
 asus-nb-wmi:
  -  Add microphone mute key code
 
 asus-wmi:
  -  Use dev_get_drvdata()
  -  Do not disable keyboard backlight on unloading
  -  Switch fan boost mode
  -  Enhance detection of thermal data
  -  Organize code into sections
  -  Refactor error handling
  -  Support WMI event queue
  -  Refactor WMI event handling
  -  Improve DSTS WMI method ID detection
  -  Increase input buffer size of WMI methods
  -  Fix preserving keyboard backlight intensity on load
  -  Fix hwmon device cleanup
  -  no need to check return value of debugfs_create functions
  -  Only Tell EC the OS will handle display hotkeys from asus_nb_wmi
 
 dell-laptop:
  -  no need to check return value of debugfs_create functions
 
 hp_accel:
  -  Add support for HP ProBook 450 G0
 
 ideapad-laptop:
  -  no need to check return value of debugfs_create functions
 
 intel_int0002_vgpio:
  -  Get rid of custom ICPU() macro
 
 intel_menlow:
  -  avoid null pointer deference error
 
 intel_pmc:
  -  no need to check return value of debugfs_create functions
 
 intel_pmc_core:
  -  Attach using APCI HID "INT33A1"
  -  transform Pkg C-state residency from TSC ticks into microseconds
 
 intel_telemetry:
  -  no need to check return value of debugfs_create functions
 
 intel-vbtn:
  -  Report switch events when event wakes device
 
 ISST:
  -  Restore state on resume
  -  Add Intel Speed Select PUNIT MSR interface
  -  Add Intel Speed Select mailbox interface via MSRs
  -  Add Intel Speed Select mailbox interface via PCI
  -  Add Intel Speed Select mmio interface
  -  Add IOCTL to Translate Linux logical CPU to PUNIT CPU number
  -  Store per CPU information
  -  Add common API to register and handle ioctls
  -  Update ioctl-number.txt for Intel Speed Select interface
  -  A tool to validate Intel Speed Select commands
  -  Add .gitignore file
 
 MAINTAINERS:
  -  Update for Intel Speed Select Technology
 
 mlx-platform:
  -  Fix error handling in mlxplat_init()
  -  Add more reset cause attributes
  -  Modify DMI matching order
  -  Add regmap structure for the next generation systems
  -  Change API for i2c-mlxcpld driver activation
  -  Move regmap initialization before all drivers activation
  -  Fix parent device in i2c-mux-reg device registration
  -  Add new attribute for mlxreg-io sysfs interfaces
 
 pcengines-apuv2:
  -  Make two symbols static
  -  Fix PCENGINES_APU2 Kconfig warning
 
 OLPC:
  -  Add a config menu category for XO 1.75
  -  Require CONFIG_POWER_SUPPLY for XO-1.75 EC
  -  Fix olpc_xo175_ec_cmd() return value
  -  Make olpc_dt_compatible_match() static __init
  -  Add INPUT dependencies
  -  Fix build error without CONFIG_SPI
  -  Add a regulator for the DCON
  -  Add XO-1.75 EC driver
  -  Use BIT() and GENMASK() for event masks
  -  Avoid a warning if the EC didn't register yet
  -  Move EC-specific functionality out from x86
  -  Remove an unused include
  -  Add OLPC XO-1.75 EC bindings
 
 platform/mellanox:
  -  mlxreg-hotplug: Add devm_free_irq call to remove flow
 
 pmc_atom:
  -  Add CB4063 Beckhoff Automation board to critclk_systems DMI table
  -  no need to check return value of debugfs_create functions
 
 Kconfig:
  - Remove left-over BACKLIGHT_LCD_SUPPORT
 
 samsung-laptop:
  -  no need to check return value of debugfs_create functions
 
 touchscreen_dmi:
  -  Update Hi10 Air filter
  -  Add info for the CHUWI Hi10 Plus tablet.
 
 wmi:
  -  add Xiaomi WMI key driver
  -  add context argument to the probe function
  -  add context pointer field to struct wmi_device_id
  -  Add function to get _UID of WMI device
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Merge tag 'platform-drivers-x86-v5.3-1' of git://git.infradead.org/linux-platform-drivers-x86

Pull x86 platform driver updates from Andy Shevchenko:
 "Gathered a bunch of x86 platform driver changes. It's rather big,
  since includes two big refactors and completely new driver:

   - ASUS WMI driver got a big refactoring in order to support the TUF
     Gaming laptops. Besides that, the regression with backlight being
     permanently off on various EeePC laptops has been fixed.

   - Accelerometer on HP ProBook 450 G0 shows wrong measurements due to
     X axis being inverted. This has been fixed.

   - Intel PMC core driver has been extended to be ACPI enumerated if
     the DSDT provides device with _HID "INT33A1". This allows to
     convert the driver to be pure platform and support new hardware
     purely based on ACPI DSDT.

   - From now on the Intel Speed Select Technology is supported thru a
     corresponding driver. This driver provides an access to the
     features of the ISST, such as Performance Profile, Core Power, Base
     frequency and Turbo Frequency.

   - Mellanox platform drivers has been refactored and now extended to
     support more systems, including new coming ones.

   - The OLPC XO-1.75 platform is now supported.

   - CB4063 Beckhoff Automation board is using PMC clocks, provided via
     pmc_atom driver, for ethernet controllers in a way that they can't
     be managed by the clock driver. The quirk has been extended to
     cover this case.

   - Touchscreen on Chuwi Hi10 Plus tablet has been enabled. Meanwhile
     the information of Chuwi Hi10 Air has been fixed to cover more
     models based on the same platform.

   - Xiaomi notebooks have WMI interface enabled. Thus, the driver to
     support it has been provided. It required some extension of the
     generic WMI library, which allows to propagate opaque context to
     the ->probe() of the individual drivers.

  This release includes debugfs clean up from Greg KH for several
  drivers that drop return code check and make debugfs absence or
  failure non-fatal.

  Also miscellaneous fixes here and there, mostly for Acer WMI and
  various Intel drivers"

* tag 'platform-drivers-x86-v5.3-1' of git://git.infradead.org/linux-platform-drivers-x86: (74 commits)
  platform/x86: Fix PCENGINES_APU2 Kconfig warning
  tools/power/x86/intel-speed-select: Add .gitignore file
  platform/x86: mlx-platform: Fix error handling in mlxplat_init()
  platform/x86: intel_pmc_core: Attach using APCI HID "INT33A1"
  platform/x86: intel_pmc_core: transform Pkg C-state residency from TSC ticks into microseconds
  platform/x86: asus-wmi: Use dev_get_drvdata()
  Documentation/ABI: Add new attribute for mlxreg-io sysfs interfaces
  platform/x86: mlx-platform: Add more reset cause attributes
  platform/x86: mlx-platform: Modify DMI matching order
  platform/x86: mlx-platform: Add regmap structure for the next generation systems
  platform/x86: mlx-platform: Change API for i2c-mlxcpld driver activation
  platform/x86: mlx-platform: Move regmap initialization before all drivers activation
  MAINTAINERS: Update for Intel Speed Select Technology
  tools/power/x86: A tool to validate Intel Speed Select commands
  platform/x86: ISST: Restore state on resume
  platform/x86: ISST: Add Intel Speed Select PUNIT MSR interface
  platform/x86: ISST: Add Intel Speed Select mailbox interface via MSRs
  platform/x86: ISST: Add Intel Speed Select mailbox interface via PCI
  platform/x86: ISST: Add Intel Speed Select mmio interface
  platform/x86: ISST: Add IOCTL to Translate Linux logical CPU to PUNIT CPU number
  ...
2019-07-14 16:51:47 -07:00
Nick Crews
3f57fe28f8 power_supply: wilco_ec: Add charging config driver
Add a driver to control the charging algorithm used on Wilco
devices. See Documentation/ABI/testing/sysfs-class-power-wilco
for the userspace interface and other info.

Signed-off-by: Nick Crews <ncrews@chromium.org>
Reviewed-by: Enric Balletbo i Serra <enric.balletbo@collabora.com>
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
2019-07-05 00:54:36 +02:00
Enric Balletbo i Serra
2ffb500d82 power: supply: cros: allow to set input voltage and current limit
This patch allows reading and writing the input voltage and current
limit through the POWER_SUPPLY_PROP_INPUT_VOLTAGE_LIMIT and
POWER_SUPPLY_PROP_INPUT_CURRENT_LIMIT sysfs properties. This allows
userspace to see current values and to re-configure these values at
runtime based on system-level knowledge or user input.

By default there is no limit, this is reported as a -1 when reading from
userspace. Writing a value will set the current or voltage limit in uA
or uV, and writing any negative value will remove that limit.

Signed-off-by: Enric Balletbo i Serra <enric.balletbo@collabora.com>
Reviewed-by: Guenter Roeck <groeck@chromium.org>
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
2019-06-28 17:28:27 +02:00
Enric Balletbo i Serra
a4496d52b3 power: supply: add input power and voltage limit properties
For thermal management strategy you might be interested on limit the
input power for a power supply. We already have current limit but
basically what we probably want is to limit power. So, introduce the
input_power_limit property.

Although the common use case is limit the input power, in some
specific cases it is the voltage that is problematic (i.e some regulators
have different efficiencies at higher voltage resulting in more heat).
So introduce also the input_voltage_limit property.

This happens in one Chromebook and is used on the Pixel C's thermal
management strategy to effectively limit the input power to 5V 3A when
the screen is on. When the screen is on, the display, the CPU, and the GPU
all contribute more heat to the system than while the screen is off, and
we made a tradeoff to throttle the charger in order to give more of the
thermal budget to those other components.

So there's nothing fundamentally broken about the hardware that would
cause the Pixel C to malfunction if we were charging at 9V or 12V instead
of 5V when the screen is on, i.e. if userspace doesn't change this.

What would happen is that you wouldn't meet Google's skin temperature
targets on the system if the charger was allowed to run at 9V or 12V with
the screen on.

For folks hacking on Pixel Cs (which is now outside of Google's official
support window for Android) and customizing their own kernel and userspace
this would be acceptable, but we wanted to expose this feature in the
power supply properties because the feature does exist in the Emedded
Controller firmware of the Pixel C and all of Google's Chromebooks with
USB-C made since 2015 in case someone running an up to date kernel wanted
to limit the charging power for thermal or other reasons.

This patch exposes a new property, similar to input current limit, to
re-configure the maximum voltage from the external supply at runtime
based on system-level knowledge or user input.

Signed-off-by: Enric Balletbo i Serra <enric.balletbo@collabora.com>
Reviewed-by: Guenter Roeck <groeck@chromium.org>
Acked-by: Adam Thomson <Adam.Thomson.Opensource@diasemi.com>
Reviewed-by: Benson Leung <bleung@chromium.org>
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
2019-06-28 17:28:27 +02:00
Matti Vaittinen
f8c7f7ddd8 power: supply: Initial support for ROHM BD70528 PMIC charger block
ROHM BD70528 PMIC includes battery charger block. Support charger
staus queries and doing few basic settings like input current limit
and charging current.

Signed-off-by: Matti Vaittinen <matti.vaittinen@fi.rohmeurope.com>
Acked-by: Sebastian Reichel <sebastian.reichel@collabora.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
2019-06-27 10:57:24 +01:00
kbuild test robot
89e7854fcd power: supply: fix semicolon.cocci warnings
drivers/power/supply/ucs1002_power.c:339:2-3: Unneeded semicolon

 Remove unneeded semicolon.

Generated by: scripts/coccinelle/misc/semicolon.cocci

Fixes: 9a2688e426 ("power: supply: Add driver for Microchip UCS1002")
CC: Andrey Smirnov <andrew.smirnov@gmail.com>
Signed-off-by: kbuild test robot <lkp@intel.com>
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
2019-06-26 21:56:52 +02:00
Andrey Smirnov
e67d4dfc9f power: supply: Add HWMON compatibility layer
Add code implementing HWMON adapter/compatibility layer to allow
expositing various sensors present on power supply devices via HWMON
subsystem. This is done in order to allow userspace to use single
ABI/library(libsensors) to access/manipulate all of the sensors of the
system.

Signed-off-by: Andrey Smirnov <andrew.smirnov@gmail.com>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Tested-by: Chris Healy <cphealy@gmail.com>
Cc: Chris Healy <cphealy@gmail.com>
Cc: Cory Tusar <cory.tusar@zii.aero>
Cc: Lucas Stach <l.stach@pengutronix.de>
Cc: Fabio Estevam <fabio.estevam@nxp.com>
Cc: Guenter Roeck <linux@roeck-us.net>
Cc: Sebastian Reichel <sre@kernel.org>
Cc: linux-kernel@vger.kernel.org
Cc: linux-pm@vger.kernel.org
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
2019-06-23 19:47:48 +02:00
Wolfram Sang
22ee8384dc power: supply: sbs-manager: simplify getting the adapter of a client
We have a dedicated pointer for that, so use it. Much easier to read and
less computation involved.

Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Reviewed-by: Simon Horman <horms+renesas@verge.net.au>
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
2019-06-23 18:03:26 +02:00
Wolfram Sang
bf0e482aef power: supply: rt9455_charger: simplify getting the adapter of a client
We have a dedicated pointer for that, so use it. Much easier to read and
less computation involved.

Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Reviewed-by: Simon Horman <horms+renesas@verge.net.au>
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
2019-06-23 18:03:20 +02:00
Wolfram Sang
df324c606a power: supply: rt5033_battery: simplify getting the adapter of a client
We have a dedicated pointer for that, so use it. Much easier to read and
less computation involved.

Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Reviewed-by: Simon Horman <horms+renesas@verge.net.au>
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
2019-06-23 18:03:11 +02:00
Wolfram Sang
dee2f3cf94 power: supply: max17042_battery: simplify getting the adapter of a client
We have a dedicated pointer for that, so use it. Much easier to read and
less computation involved.

Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Reviewed-by: Simon Horman <horms+renesas@verge.net.au>
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
2019-06-23 18:03:02 +02:00
Wolfram Sang
4e9c406dbe power: supply: max17040_battery: simplify getting the adapter of a client
We have a dedicated pointer for that, so use it. Much easier to read and
less computation involved.

Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Reviewed-by: Simon Horman <horms+renesas@verge.net.au>
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
2019-06-23 18:02:53 +02:00
Wolfram Sang
71d7ffb29b power: supply: max14656_charger_detector: simplify getting the adapter of a client
We have a dedicated pointer for that, so use it. Much easier to read and
less computation involved.

Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Reviewed-by: Simon Horman <horms+renesas@verge.net.au>
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
2019-06-23 18:02:47 +02:00
Wolfram Sang
124db1f91b power: supply: bq25890_charger: simplify getting the adapter of a client
We have a dedicated pointer for that, so use it. Much easier to read and
less computation involved.

Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Reviewed-by: Simon Horman <horms+renesas@verge.net.au>
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
2019-06-23 18:02:34 +02:00
Wolfram Sang
1c9427be2a power: supply: bq24257_charger: simplify getting the adapter of a client
We have a dedicated pointer for that, so use it. Much easier to read and
less computation involved.

Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Reviewed-by: Simon Horman <horms+renesas@verge.net.au>
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
2019-06-23 18:02:17 +02:00
Wolfram Sang
37669d9ff5 power: supply: bq24190_charger: simplify getting the adapter of a client
We have a dedicated pointer for that, so use it. Much easier to read and
less computation involved.

Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Reviewed-by: Simon Horman <horms+renesas@verge.net.au>
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
2019-06-23 18:02:09 +02:00
Thomas Gleixner
d2912cb15b treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500
Based on 2 normalized pattern(s):

  this program is free software you can redistribute it and or modify
  it under the terms of the gnu general public license version 2 as
  published by the free software foundation

  this program is free software you can redistribute it and or modify
  it under the terms of the gnu general public license version 2 as
  published by the free software foundation #

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-only

has been chosen to replace the boilerplate/reference in 4122 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Enrico Weigelt <info@metux.net>
Reviewed-by: Kate Stewart <kstewart@linuxfoundation.org>
Reviewed-by: Allison Randal <allison@lohutok.net>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190604081206.933168790@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-06-19 17:09:55 +02:00
Thomas Gleixner
f71e7375c9 treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 455
Based on 1 normalized pattern(s):

  this package is free software you can redistribute it and or modify
  it under the terms of the gnu general public license version 2 and
  only version 2 as published by the free software foundation

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-only

has been chosen to replace the boilerplate/reference in 1 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Allison Randal <allison@lohutok.net>
Reviewed-by: Enrico Weigelt <info@metux.net>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190604081201.371541790@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-06-19 17:09:09 +02:00
Mauro Carvalho Chehab
151f4e2bdc docs: power: convert docs to ReST and rename to *.rst
Convert the PM documents to ReST, in order to allow them to
build with Sphinx.

The conversion is actually:
  - add blank lines and indentation in order to identify paragraphs;
  - fix tables markups;
  - add some lists markups;
  - mark literal blocks;
  - adjust title markups.

At its new index.rst, let's add a :orphan: while this is not linked to
the main index.rst file, in order to avoid build warnings.

Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Acked-by: Mark Brown <broonie@kernel.org>
Acked-by: Srivatsa S. Bhat (VMware) <srivatsa@csail.mit.edu>
2019-06-14 16:08:36 -05:00
Thomas Gleixner
d925da5c7b treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 450
Based on 1 normalized pattern(s):

  this program is free software you can redistribute it and or modify
  it under the terms of the gnu general public license version 2 as
  published bythe free software foundation

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-only

has been chosen to replace the boilerplate/reference in 5 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Armijn Hemel <armijn@tjaldur.nl>
Reviewed-by: Allison Randal <allison@lohutok.net>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190531190116.345887520@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-06-05 17:37:18 +02:00
Thomas Gleixner
8e8e69d67e treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 285
Based on 1 normalized pattern(s):

  this program is free software you can redistribute it and or modify
  it under the terms of the gnu general public license as published by
  the free software foundation version 2 of the license this program
  is distributed in the hope that it will be useful but without any
  warranty without even the implied warranty of merchantability or
  fitness for a particular purpose see the gnu general public license
  for more details

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-only

has been chosen to replace the boilerplate/reference in 100 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Alexios Zavras <alexios.zavras@intel.com>
Reviewed-by: Allison Randal <allison@lohutok.net>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190529141900.918357685@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-06-05 17:36:37 +02:00
Thomas Gleixner
97fb5e8d9b treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 284
Based on 1 normalized pattern(s):

  this program is free software you can redistribute it and or modify
  it under the terms of the gnu general public license version 2 and
  only version 2 as published by the free software foundation this
  program is distributed in the hope that it will be useful but
  without any warranty without even the implied warranty of
  merchantability or fitness for a particular purpose see the gnu
  general public license for more details

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-only

has been chosen to replace the boilerplate/reference in 294 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Allison Randal <allison@lohutok.net>
Reviewed-by: Alexios Zavras <alexios.zavras@intel.com>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190529141900.825281744@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-06-05 17:36:37 +02:00
Thomas Gleixner
a63a5fa97e treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 218
Based on 1 normalized pattern(s):

  you may use this code as per gpl version 2

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-only

has been chosen to replace the boilerplate/reference in 5 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Steve Winslow <swinslow@gmail.com>
Reviewed-by: Alexios Zavras <alexios.zavras@intel.com>
Reviewed-by: Allison Randal <allison@lohutok.net>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190528171439.762454146@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-05-30 11:29:54 -07:00
Thomas Gleixner
9952f6918d treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 201
Based on 1 normalized pattern(s):

  this program is free software you can redistribute it and or modify
  it under the terms and conditions of the gnu general public license
  version 2 as published by the free software foundation this program
  is distributed in the hope it will be useful but without any
  warranty without even the implied warranty of merchantability or
  fitness for a particular purpose see the gnu general public license
  for more details you should have received a copy of the gnu general
  public license along with this program if not see http www gnu org
  licenses

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-only

has been chosen to replace the boilerplate/reference in 228 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Allison Randal <allison@lohutok.net>
Reviewed-by: Steve Winslow <swinslow@gmail.com>
Reviewed-by: Richard Fontana <rfontana@redhat.com>
Reviewed-by: Alexios Zavras <alexios.zavras@intel.com>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190528171438.107155473@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-05-30 11:29:52 -07:00
Thomas Gleixner
0376148f30 treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 197
Based on 1 normalized pattern(s):

  license terms gnu general public license v2

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-only

has been chosen to replace the boilerplate/reference in 37 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Steve Winslow <swinslow@gmail.com>
Reviewed-by: Alexios Zavras <alexios.zavras@intel.com>
Reviewed-by: Richard Fontana <rfontana@redhat.com>
Reviewed-by: Allison Randal <allison@lohutok.net>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190528170027.724130665@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-05-30 11:29:22 -07:00
Thomas Gleixner
af873fcece treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 194
Based on 1 normalized pattern(s):

  license terms gnu general public license gpl version 2

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-only

has been chosen to replace the boilerplate/reference in 161 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Allison Randal <allison@lohutok.net>
Reviewed-by: Alexios Zavras <alexios.zavras@intel.com>
Reviewed-by: Steve Winslow <swinslow@gmail.com>
Reviewed-by: Richard Fontana <rfontana@redhat.com>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190528170027.447718015@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-05-30 11:29:22 -07:00
Thomas Gleixner
fda8d26e61 treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 177
Based on 1 normalized pattern(s):

  licensed under the gpl 2

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-only

has been chosen to replace the boilerplate/reference in 135 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Allison Randal <allison@lohutok.net>
Reviewed-by: Richard Fontana <rfontana@redhat.com>
Reviewed-by: Alexios Zavras <alexios.zavras@intel.com>
Reviewed-by: Steve Winslow <swinslow@gmail.com>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190528170026.071193225@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-05-30 11:29:19 -07:00
Thomas Gleixner
1802d0beec treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 174
Based on 1 normalized pattern(s):

  this program is free software you can redistribute it and or modify
  it under the terms of the gnu general public license version 2 as
  published by the free software foundation this program is
  distributed in the hope that it will be useful but without any
  warranty without even the implied warranty of merchantability or
  fitness for a particular purpose see the gnu general public license
  for more details

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-only

has been chosen to replace the boilerplate/reference in 655 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Allison Randal <allison@lohutok.net>
Reviewed-by: Kate Stewart <kstewart@linuxfoundation.org>
Reviewed-by: Richard Fontana <rfontana@redhat.com>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190527070034.575739538@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-05-30 11:26:41 -07:00
Thomas Gleixner
c942fddf87 treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 157
Based on 3 normalized pattern(s):

  this program is free software you can redistribute it and or modify
  it under the terms of the gnu general public license as published by
  the free software foundation either version 2 of the license or at
  your option any later version this program is distributed in the
  hope that it will be useful but without any warranty without even
  the implied warranty of merchantability or fitness for a particular
  purpose see the gnu general public license for more details

  this program is free software you can redistribute it and or modify
  it under the terms of the gnu general public license as published by
  the free software foundation either version 2 of the license or at
  your option any later version [author] [kishon] [vijay] [abraham]
  [i] [kishon]@[ti] [com] this program is distributed in the hope that
  it will be useful but without any warranty without even the implied
  warranty of merchantability or fitness for a particular purpose see
  the gnu general public license for more details

  this program is free software you can redistribute it and or modify
  it under the terms of the gnu general public license as published by
  the free software foundation either version 2 of the license or at
  your option any later version [author] [graeme] [gregory]
  [gg]@[slimlogic] [co] [uk] [author] [kishon] [vijay] [abraham] [i]
  [kishon]@[ti] [com] [based] [on] [twl6030]_[usb] [c] [author] [hema]
  [hk] [hemahk]@[ti] [com] this program is distributed in the hope
  that it will be useful but without any warranty without even the
  implied warranty of merchantability or fitness for a particular
  purpose see the gnu general public license for more details

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-or-later

has been chosen to replace the boilerplate/reference in 1105 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Allison Randal <allison@lohutok.net>
Reviewed-by: Richard Fontana <rfontana@redhat.com>
Reviewed-by: Kate Stewart <kstewart@linuxfoundation.org>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190527070033.202006027@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-05-30 11:26:37 -07:00
Thomas Gleixner
1a59d1b8e0 treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 156
Based on 1 normalized pattern(s):

  this program is free software you can redistribute it and or modify
  it under the terms of the gnu general public license as published by
  the free software foundation either version 2 of the license or at
  your option any later version this program is distributed in the
  hope that it will be useful but without any warranty without even
  the implied warranty of merchantability or fitness for a particular
  purpose see the gnu general public license for more details you
  should have received a copy of the gnu general public license along
  with this program if not write to the free software foundation inc
  59 temple place suite 330 boston ma 02111 1307 usa

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-or-later

has been chosen to replace the boilerplate/reference in 1334 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Allison Randal <allison@lohutok.net>
Reviewed-by: Richard Fontana <rfontana@redhat.com>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190527070033.113240726@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-05-30 11:26:35 -07:00
Thomas Gleixner
2874c5fd28 treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152
Based on 1 normalized pattern(s):

  this program is free software you can redistribute it and or modify
  it under the terms of the gnu general public license as published by
  the free software foundation either version 2 of the license or at
  your option any later version

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-or-later

has been chosen to replace the boilerplate/reference in 3029 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Allison Randal <allison@lohutok.net>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190527070032.746973796@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-05-30 11:26:32 -07:00
Thomas Gleixner
a912e80bd0 treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 151
Based on 1 normalized pattern(s):

  this program is free software you can redistribute it and or modify
  it under the terms of the gnu general public license as published by
  the free software foundation either version 2 of the license or at
  your option any later version you should have received a copy of the
  gnu general public license along with this program if not write to
  the free software foundation inc 675 mass ave cambridge ma 02139 usa

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-or-later

has been chosen to replace the boilerplate/reference in 35 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Armijn Hemel <armijn@tjaldur.nl>
Reviewed-by: Richard Fontana <rfontana@redhat.com>
Reviewed-by: Allison Randal <allison@lohutok.net>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190527070032.655028468@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-05-30 11:26:28 -07:00
Thomas Gleixner
1621633323 treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 1
Based on 2 normalized pattern(s):

  this program is free software you can redistribute it and or modify
  it under the terms of the gnu general public license as published by
  the free software foundation either version 2 of the license or at
  your option any later version this program is distributed in the
  hope that it will be useful but without any warranty without even
  the implied warranty of merchantability or fitness for a particular
  purpose see the gnu general public license for more details you
  should have received a copy of the gnu general public license along
  with this program if not write to the free software foundation inc
  51 franklin street fifth floor boston ma 02110 1301 usa

  this program is free software you can redistribute it and or modify
  it under the terms of the gnu general public license as published by
  the free software foundation either version 2 of the license or at
  your option [no]_[pad]_[ctrl] any later version this program is
  distributed in the hope that it will be useful but without any
  warranty without even the implied warranty of merchantability or
  fitness for a particular purpose see the gnu general public license
  for more details you should have received a copy of the gnu general
  public license along with this program if not write to the free
  software foundation inc 51 franklin street fifth floor boston ma
  02110 1301 usa

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-or-later

has been chosen to replace the boilerplate/reference in 176 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Jilayne Lovejoy <opensource@jilayne.com>
Reviewed-by: Steve Winslow <swinslow@gmail.com>
Reviewed-by: Allison Randal <allison@lohutok.net>
Reviewed-by: Kate Stewart <kstewart@linuxfoundation.org>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190519154040.652910950@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-05-21 11:28:39 +02:00
Thomas Gleixner
ec8f24b7fa treewide: Add SPDX license identifier - Makefile/Kconfig
Add SPDX license identifiers to all Make/Kconfig files which:

 - Have no license information of any form

These files fall under the project license, GPL v2 only. The resulting SPDX
license identifier is:

  GPL-2.0-only

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-05-21 10:50:46 +02:00
Thomas Gleixner
09c434b8a0 treewide: Add SPDX license identifier for more missed files
Add SPDX license identifiers to all files which:

 - Have no license information of any form

 - Have MODULE_LICENCE("GPL*") inside which was used in the initial
   scan/conversion to ignore the file

These files fall under the project license, GPL v2 only. The resulting SPDX
license identifier is:

  GPL-2.0-only

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-05-21 10:50:45 +02:00
Lubomir Rintel
ef071bab65 power: supply: olpc_battery: Allow building the driver on non-x86
With the recent changes to the driver and addition of OLPC XO-1.75 EC
driver it is possible to use this driver on ARM-based XO laptops as
well.

Signed-off-by: Lubomir Rintel <lkundrak@v3.sk>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
2019-05-20 17:27:08 +03:00
Lubomir Rintel
ec9964b480 Platform: OLPC: Move EC-specific functionality out from x86
Move the olpc-ec driver away from the X86 OLPC platform so that it could be
used by the ARM based laptops too. Notably, the driver for the OLPC battery,
which is also used on the ARM models, builds on this driver's interface.

It is actually plaform independent: the OLPC EC commands with their argument
and responses are mostly the same despite the delivery mechanism is
different.

Signed-off-by: Lubomir Rintel <lkundrak@v3.sk>
Acked-by: Pavel Machek <pavel@ucw.cz>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
2019-05-20 17:27:08 +03:00
Linus Torvalds
8649efb2f8 power supply and reset changes for the v5.2 series
Core:
  * Add over-current health state
  * Add standard, adaptive and custom charge types
  * Add new properties for start/end charge threshold
 
 New Drivers / Hardware:
  * UCS1002 Programmable USB Port Power Controller
  * Ingenic JZ47xx Battery Fuel Gauge
  * AXP20x USB Power: Add AXP813 support
  * AT91 poweroff: Add SAM9X60 support
  * OLPC battery: Add XO-1.5 and XO-1.75 support
 
 Misc. Changes:
  * syscon-reboot: support mask property
  * AXP288 fuel gauge: Blacklist ACEPC T8/T11
   - Looks like some vendor thought it's a good idea to
     build a desktop system with a fuel gauge, that slowly
     "discharges"...
  * cpcap-battery: Fix calculation errors
  * misc. fixes
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Merge tag 'for-v5.2' of git://git.kernel.org/pub/scm/linux/kernel/git/sre/linux-power-supply

Pull power supply and reset updates from Sebastian Reichel:
 "Core:
   - Add over-current health state
   - Add standard, adaptive and custom charge types
   - Add new properties for start/end charge threshold

  New Drivers / Hardware:
   - UCS1002 Programmable USB Port Power Controller
   - Ingenic JZ47xx Battery Fuel Gauge
   - AXP20x USB Power: Add AXP813 support
   - AT91 poweroff: Add SAM9X60 support
   - OLPC battery: Add XO-1.5 and XO-1.75 support

  Misc Changes:
   - syscon-reboot: support mask property
   - AXP288 fuel gauge: Blacklist ACEPC T8/T11. Looks like some vendor
     thought it's a good idea to build a desktop system with a fuel
     gauge, that slowly "discharges"...
   - cpcap-battery: Fix calculation errors
   - misc fixes"

* tag 'for-v5.2' of git://git.kernel.org/pub/scm/linux/kernel/git/sre/linux-power-supply: (54 commits)
  power: supply: olpc_battery: force the le/be casts
  power: supply: ucs1002: Fix build error without CONFIG_REGULATOR
  power: supply: ucs1002: Fix wrong return value checking
  power: supply: Add driver for Microchip UCS1002
  dt-bindings: power: supply: Add bindings for Microchip UCS1002
  power: supply: core: Add POWER_SUPPLY_HEALTH_OVERCURRENT constant
  power: supply: core: fix clang -Wunsequenced
  power: supply: core: Add missing documentation for CHARGE_CONTROL_* properties
  power: supply: core: Add CHARGE_CONTROL_{START_THRESHOLD,END_THRESHOLD} properties
  power: supply: core: Add Standard, Adaptive, and Custom charge types
  power: supply: axp288_fuel_gauge: Add ACEPC T8 and T11 mini PCs to the blacklist
  power: supply: bq27xxx_battery: Notify also about status changes
  power: supply: olpc_battery: Have the framework register sysfs files for us
  power: supply: olpc_battery: Add OLPC XO 1.75 support
  power: supply: olpc_battery: Avoid using platform_info
  power: supply: olpc_battery: Use devm_power_supply_register()
  power: supply: olpc_battery: Move priv data to a struct
  power: supply: olpc_battery: Use DT to get battery version
  x86/platform/olpc: Use a correct version when making up a battery node
  x86/platform/olpc: Trivial code move in DT fixup
  ...
2019-05-15 18:50:40 -07:00
Lubomir Rintel
baf5964ecf power: supply: olpc_battery: force the le/be casts
The endianness of data returned from the EC depends on the particular EC
version determined at run time. Cast from little/big endian explicitey
in the routine that flips endianness to the native one to make sparse
happy.

Signed-off-by: Lubomir Rintel <lkundrak@v3.sk>
Reported-by: kbuild test robot <lkp@intel.com>
Fixes: 76311b9a32 ("power: supply: olpc_battery: Add OLPC XO 1.75 support")
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
2019-05-14 23:17:56 +02:00
YueHaibing
c8f3c9fe83 power: supply: ucs1002: Fix build error without CONFIG_REGULATOR
Fix gcc build error while CONFIG_REGULATOR is not set

drivers/power/supply/ucs1002_power.o: In function `ucs1002_probe':
drivers/power/supply/ucs1002_power.c:593: undefined reference to `devm_regulator_register'
drivers/power/supply/ucs1002_power.o:(.rodata+0x3b8): undefined reference to `regulator_enable_regmap'
drivers/power/supply/ucs1002_power.o:(.rodata+0x3c0): undefined reference to `regulator_disable_regmap'
drivers/power/supply/ucs1002_power.o:(.rodata+0x3c8): undefined reference to `regulator_is_enabled_regmap'

Add Kconfig dependency to CONFIG_REGULATOR.

Reported-by: Hulk Robot <hulkci@huawei.com>
Fixes: 9a2688e426 ("power: supply: Add driver for Microchip UCS1002")
Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
2019-05-10 18:20:50 +02:00
Axel Lin
09eb8b7c5a power: supply: ucs1002: Fix wrong return value checking
Fix wrong return value checking for devm_regulator_register and
devm_regmap_init_i2c. This looks like a copy-n-paste mistake.

Fixes: 9a2688e426 ("power: supply: Add driver for Microchip UCS1002")
Signed-off-by: Axel Lin <axel.lin@ingics.com>
Reviewed-by: Enric Balletbo i Serra <enric.balletbo@collabora.com>
Reviewed-by: Andrey Smirnov <andrew.smirnov@gmail.com>
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
2019-05-09 21:44:15 +02:00
Bartosz Golaszewski
e85e17da8a power: supply: max77650: Add support for battery charger
Add basic support for the battery charger for max77650 PMIC.

Signed-off-by: Bartosz Golaszewski <bgolaszewski@baylibre.com>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Reviewed-by: Sebastian Reichel <sebastian.reichel@collabora.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
2019-05-08 12:06:52 +01:00
Andrey Smirnov
9a2688e426 power: supply: Add driver for Microchip UCS1002
Add driver for Microchip UCS1002 Programmable USB Port Power
Controller with Charger Emulation. The driver exposed a power supply
device to control/monitor various parameter of the device as well as a
regulator to allow controlling VBUS line.

Signed-off-by: Enric Balletbo Serra <enric.balletbo@collabora.com>
Signed-off-by: Andrey Smirnov <andrew.smirnov@gmail.com>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Cc: Chris Healy <cphealy@gmail.com>
Cc: Lucas Stach <l.stach@pengutronix.de>
Cc: Fabio Estevam <festevam@gmail.com>
Cc: Guenter Roeck <linux@roeck-us.net>
Cc: linux-kernel@vger.kernel.org
Cc: linux-pm@vger.kernel.org
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
2019-05-03 22:16:08 +02:00
Andrey Smirnov
e3e83cc601 power: supply: core: Add POWER_SUPPLY_HEALTH_OVERCURRENT constant
Add POWER_SUPPLY_HEALTH_OVERCURRENT constant in order to allow
singalling overcurrent condition via power supply health information.

Signed-off-by: Andrey Smirnov <andrew.smirnov@gmail.com>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Cc: Enric Balletbo Serra <enric.balletbo@collabora.com>
Cc: Chris Healy <cphealy@gmail.com>
Cc: Lucas Stach <l.stach@pengutronix.de>
Cc: Fabio Estevam <festevam@gmail.com>
Cc: Guenter Roeck <linux@roeck-us.net>
Cc: linux-kernel@vger.kernel.org
Cc: linux-pm@vger.kernel.org
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
2019-05-03 22:15:51 +02:00
Phong Tran
caee28498e power: supply: core: fix clang -Wunsequenced
The increment operator of  pointer in be32_to_cpu() is not explicitly.
It made the warning from clang:

drivers/power/supply/power_supply_core.c:674:36: error: multiple
unsequenced modifications to 'list' [-Werror,-Wunsequenced]
drivers/power/supply/power_supply_core.c:675:41: error: multiple
unsequenced modifications to 'list' [-Werror,-Wunsequenced]

Link: https://github.com/ClangBuiltLinux/linux/issues/460

Signed-off-by: Phong Tran <tranmanphong@gmail.com>
Reviewed-by: Nick Desaulniers <ndesaulniers@google.com>
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
2019-05-02 22:10:46 +02:00
Nick Crews
813cab8f39 power: supply: core: Add CHARGE_CONTROL_{START_THRESHOLD,END_THRESHOLD} properties
Add POWER_SUPPLY_PROP_CHARGE_CONTROL_START_THRESHOLD
and POWER_SUPPLY_PROP_CHARGE_CONTROL_END_THRESHOLD properties, to expand
the existing CHARGE_CONTROL_* properties. I am adding them in order
to support a new Chrome OS device, but these properties should be
general enough that they can be used on other devices.

When the charge_type is "Custom", the charge controller uses the
POWER_SUPPLY_PROP_CHARGE_CONTROL_* properties as configuration for some
other algorithm. For example, in the use case that I am supporting,
this means the battery begins charging when the percentage
level drops below POWER_SUPPLY_PROP_CHARGE_CONTROL_START_THRESHOLD and
charging ceases when the percentage level goes above
POWER_SUPPLY_PROP_CHARGE_CONTROL_END_THRESHOLD.

v5 changes:
- Add the other missing CHARGE_CONTROL_* properties documentation in
  a separate commit
- Split up adding the charge types and adding the
  POWER_SUPPLY_PROP_CHARGE_CONTROL_START_THRESHOLD and
  POWER_SUPPLY_PROP_CHARGE_CONTROL_END_THRESHOLD properties into
  two different commits.
v4 changes:
- Add documentation for the new properties, and add documentation for
  the the previously missing charge_control_limit and
  charge_control_limit_max properties.

Signed-off-by: Nick Crews <ncrews@chromium.org>
Reviewed-by: Enric Balletbo i Serra <enric.balletbo@collabora.com>
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
2019-05-02 01:11:32 +02:00
Nick Crews
ba6cc85084 power: supply: core: Add Standard, Adaptive, and Custom charge types
Add "Standard", "Adaptive", and "Custom" modes to the charge_type
property, to expand the existing "Trickle" and "Fast" modes.
I am adding them in order to support a new Chrome OS device,
but these properties should be general enough that they can be
used on other devices.

The meaning of "Standard" is obvious, but "Adaptive" and "Custom" are
more tricky: "Adaptive" means that the charge controller uses some
custom algorithm to change the charge type automatically, with no
configuration needed. "Custom" means that the charge controller uses the
POWER_SUPPLY_PROP_CHARGE_CONTROL_* properties as configuration for some
other algorithm.

v5 changes:
- Split up adding the charge types and adding the
  POWER_SUPPLY_PROP_CHARGE_CONTROL_START_THRESHOLD and
  POWER_SUPPLY_PROP_CHARGE_CONTROL_END_THRESHOLD properties into
  two different commits.
v4 changes:
- Add documentation for the new properties, and add documentation for
  the the previously missing charge_control_limit and
  charge_control_limit_max properties.

Signed-off-by: Nick Crews <ncrews@chromium.org>
Reviewed-by: Enric Balletbo i Serra <enric.balletbo@collabora.com>
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
2019-05-02 01:11:25 +02:00