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git://git.kernel.org/pub/scm/linux/kernel/git/robh/linux
Pull devicetree updates from Rob Herring:
"DT core:
- Update dtc to upstream version v1.7.2-35-g52f07dcca47c
- Add stub for of_get_next_child_with_prefix()
- Convert of_msi_map_id() callers to of_msi_xlate()
DT bindings:
- Convert multiple text board bindings to DT schema format
- Add bindings for synaptics,synaptics_i2c touchscreen controller,
innolux,n133hse-ea1 and nlt,nl12880bc20-spwg-24 displays, and NXP
vf610 reboot controller
- Add new Arm Cortex-A320/A520AE/A720AE and C1-Nano/Pro/Premium/Ultra
CPUs. Add missing Applied Micro CPU compatibles. Add pu-supply and
fsl,soc-operating-points properties for CPU nodes.
- Add QCom Glymur PDC and tegra264-agic interrupt controllers
- Add samsung,exynos8890-mali GPU to Arm Mali Midgard
- Drop Samsung S3C2410 display related bindings
- Allow separate DP lane and AUX connections in dp-connector
- Add some missing, undocumented vendor prefixes
- Add missing '#address-cells' properties in interrupt controller
bindings which dtc now warns about
- Drop duplicate socfpga-sdram-edac.txt, moxa,moxart-watchdog.txt,
fsl/mpic.txt, ti,opa362.txt, and cavium-thunder2.txt legacy text
bindings which are already covered by existing schemas.
- Various binding fixes for Mediatek platforms in mailbox, regulator,
pinctrl, timer, and display
- Drop work-around for yamllint quoting of values containing ','
- Various spelling, typo, grammar, and duplicated words fixes in DT
bindings and docs
- Add binding guidelines for defining properties at top level of
schemas, lack of node name ABI, and usage of simple-mfd"
* tag 'devicetree-for-6.18' of git://git.kernel.org/pub/scm/linux/kernel/git/robh/linux: (81 commits)
dt-bindings: arm: altera: Drop socfpga-sdram-edac.txt
dt-bindings: gpu: Convert nvidia,gk20a to DT schema
dt-bindings: rng: sparc_sun_oracle_rng: convert to DT schema
dt-bindings: vendor-prefixes: update regex for properties without a prefix
dt-bindings: display: bridge: convert megachips-stdpxxxx-ge-b850v3-fw.txt to yaml
scripts: dt_to_config: fix grammar and a typo in --help text
dt-bindings: fix spelling, typos, grammar, duplicated words
docs: dt: fix grammar and spelling
of: base: Add of_get_next_child_with_prefix() stub
dt-bindings: trivial-devices: Add compatible string synaptics,synaptics_i2c
dt-bindings: soc: mediatek: pwrap: Add power-domains property
dt-bindings: pinctrl: mt65xx: Allow gpio-line-names
dt-bindings: media: Convert MediaTek mt8173-vpu bindings to DT schema
dt-bindings: arm: mediatek: Support mt8183-audiosys variant
dt-bindings: mailbox: mediatek,gce-mailbox: Make clock-names optional
dt-bindings: regulator: mediatek,mt6331: Add missing compatible
dt-bindings: regulator: mediatek,mt6331: Fix various regulator names
dt-bindings: regulator: mediatek,mt6332-regulator: Add missing compatible
dt-bindings: pinctrl: mediatek,mt7622-pinctrl: Add missing base reg
dt-bindings: pinctrl: mediatek,mt7622-pinctrl: Add missing pwm_ch7_2
...
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This binding had no compatible and for this reason would not be
applied to anything: add the missing "mediatek,mt6331-regulator"
comaptible.
Fixes: 6385e21692bb ("regulator: Add bindings for MT6331 regulator")
Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Acked-by: Rob Herring (Arm) <robh@kernel.org>
Signed-off-by: Rob Herring (Arm) <robh@kernel.org>
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This binding was never applied to anything because it misses the
compatible, hence any mistake in it got unnoticed.
Before adding the compatible to let it apply, fix the names and
the node names of various regulators.
Fixes: 6385e21692bb ("regulator: Add bindings for MT6331 regulator")
Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Acked-by: Rob Herring (Arm) <robh@kernel.org>
Signed-off-by: Rob Herring (Arm) <robh@kernel.org>
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This binding had no compatible and for this reason would not be
applied to anything: add the missing "mediatek,mt6332-regulator"
compatible.
Fixes: e22943e32e1f regulator: ("Add bindings for MT6332 regulator")
Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Acked-by: Rob Herring (Arm) <robh@kernel.org>
Signed-off-by: Rob Herring (Arm) <robh@kernel.org>
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Document refgen block being present on SDM670, Lemans and QCS8300
platforms. It should be used to provide reference voltage to DSI
controller.
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
Acked-by: Rob Herring (Arm) <robh@kernel.org>
Link: https://patch.msgid.link/20250921-refgen-v1-1-9d93e64133ea@oss.qualcomm.com
Signed-off-by: Mark Brown <broonie@kernel.org>
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Merge series from Ivaylo Ivanov <ivo.ivanov.ivanov1@gmail.com>:
This patchset adds support for the max77838 PMIC. It's used on the Galaxy
S7 lineup of phones, and provides regulators for the display.
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The max77838 is a pmic, containing a BUCK regulator and 4 LDOs. It's
primarily used in the Samsung Galaxy S7 lineup and is accessed over I2C.
Document it.
Signed-off-by: Ivaylo Ivanov <ivo.ivanov.ivanov1@gmail.com>
Acked-by: Conor Dooley <conor.dooley@microchip.com>
Reviewed-by: Igor Belwon <igor.belwon@mentallysanemainliners.org>
Link: https://patch.msgid.link/20250914130230.2622030-2-ivo.ivanov.ivanov1@gmail.com
Signed-off-by: Mark Brown <broonie@kernel.org>
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The 5" and 7" Raspberry Pi 720x1280 Display 2 MCU is a bit more
complex than the original Display 1 ATTINY88 and the binding is
also a bit more demanding. Split the binding into separate file
and fill in required gpio-controller, #gpio-cells and #pwm-cells
which must be present for the V2 MCU. Include mention of the 5"
panel in the description of Display 2, as the 5" panel uses the
same MCU.
Fixes: 6d09c6e474bd ("regulator: dt-bindings: rpi-panel: Add regulator for 7" Raspberry Pi 720x1280")
Signed-off-by: Marek Vasut <marek.vasut+renesas@mailbox.org>
Acked-by: Conor Dooley <conor.dooley@microchip.com>
Message-ID: <20250905191637.147141-1-marek.vasut+renesas@mailbox.org>
Signed-off-by: Mark Brown <broonie@kernel.org>
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Merge series from Woodrow Douglass <wdouglass@carnegierobotics.com>:
I wrote this driver to read settings and state from the nxp pf530x
regulator. Please consider it for inclusion, any criticism is welcome.
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Bindings for the pf530x series of voltage regulators
Signed-off-by: Woodrow Douglass <wdouglass@carnegierobotics.com>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Message-ID: <20250902-pf530x-v7-1-10eb2542f944@carnegierobotics.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
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Add bindings for Richtek RT5133 IC Controlled PMIC
Signed-off-by: Jeff Chang <jeff_chang@richtek.com>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://patch.msgid.link/20250813020910.2977555-1-jeff_chang@richtek.com
Signed-off-by: Mark Brown <broonie@kernel.org>
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Merge series from Joy Zou <joy.zou@nxp.com>:
Add binding document and driver.
Signed-off-by: Joy Zou <joy.zou@nxp.com>
---
Changes in v3:
binding part
- change regulator node names into lowercase.
- add more description for nxp,i2c-crc-enable.
- remove the unnecessary nxp,dvs-run/standby-voltage property.
These changes come from review comments:
https://lore.kernel.org/imx/e9f38e38-7df7-4d19-b5c0-2f18aeebcc78@kernel.org/
- add regulator-state-mem property for example.
driver part
- convert to use maple tree register cache.
- change of_match_ptr() name to lowercase since dt-binding changed.
- add more nxp,i2c-crc-enable description for commit message.
- remove the of_parse_cb and dvs from pf0900_regulators since the
unnecessary property nxp,dvs-run/standby-voltage removed.
- add set_suspend_enable/disable/voltage for the SW regulator_ops.
the run/standby voltage can be adjusted via the API which regulator
driver provides is recommended.
These changes come from binding review comments:
https://lore.kernel.org/imx/e9f38e38-7df7-4d19-b5c0-2f18aeebcc78@kernel.org/
- add bitfield.h header due to build issue.
- correct the sw4 id.
- add PF0900 prefix for short macro define in order to avoid duplication.
- merge the same mask define in order to simplify code.
- Link to v2: https://lore.kernel.org/r/20250721-b4-pf09-v2-v2-0-e2c568548032@nxp.com
Changes in v2:
binding part
- modify the binding file name to match compatible string.
- add one space for dt_binding_check warning.
- remove unnecessary quotes from "VAON".
- remove the unnecessary empty line.
- move unevaluatedProperties after the $ref.
- move additionalProperties after regulator type.
- remove unnecessary regulator description
driver part
- modify the copyright comment block to C++ style.
- add reg_read/write for regmap_bus.
- remove original pf0900_pmic_read/write.
- remove many regulator operations.
- use regmap_read replace pf0900_pmic_read.
- use regmap_update_bits and regmap_write_bits replace pf0900_pmic_write.
- move the code from pf0900.h to pf0900-regulator.c and delete the header file.
- remove unmask status interrupts and add unmask regulator interrupts.
- remove many interrupts check warning print from irq_handler.
- add notifier for regulator event.
- remove unused macro define.
- add PF0900 prefix for IRQ macro define in order to avoid duplication.
- use GENMASK() and BIT() to replace mask marco define
- remove redundant enum pf0900_chip_type.
- remove redundant print info and comments.
- add dvs property present check because this property is optional.
- remove ret == -EINVAL check from sw_set_dvs() function.
- Link to v1: https://lore.kernel.org/imx/20250617102025.3455544-1-joy.zou@nxp.com/
---
Joy Zou (2):
dt-bindings: regulator: add PF0900 regulator yaml
regulator: pf0900: Add PMIC PF0900 support
.../devicetree/bindings/regulator/nxp,pf0900.yaml | 163 ++++
drivers/regulator/Kconfig | 8 +
drivers/regulator/Makefile | 1 +
drivers/regulator/pf0900-regulator.c | 975 +++++++++++++++++++++
4 files changed, 1147 insertions(+)
---
base-commit: 84b92a499e7eca54ba1df6f6c6e01766025943f1
change-id: 20250714-b4-pf09-v2-91cdee6d1272
Best regards,
--
Joy Zou <joy.zou@nxp.com>
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The infineon,ir38060 binding never got maintainer and fake "Not Me"
entry have been causing dt_binding_check warnings for 1.5 years now:
regulator/infineon,ir38060.yaml: maintainers:0: 'Not Me.' does not match '@'
Guenter agreed to keep an eye for this hardware and binding.
Cc: Guenter Roeck <linux@roeck-us.net>
Cc: Conor Dooley <conor.dooley@microchip.com>
Cc: Andrew Jeffery <andrew@codeconstruct.com.au>
Cc: Ninad Palsule <ninad@linux.ibm.com>
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Acked-by: Guenter Roeck <linux@roeck-us.net>
Link: https://patch.msgid.link/20250811141526.168752-2-krzysztof.kozlowski@linaro.org
Signed-off-by: Mark Brown <broonie@kernel.org>
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The active-semi,act8945a binding is documented in multiple places. The
charger child node is documented in regulator/active-semi,act8945a.yaml
and power/supply/active-semi,act8945a-charger.yaml. An old text binding
is in mfd/act8945a.txt.
Update the regulator/active-semi,act8945a.yaml with the additional
descriptions and constraints from
power/supply/active-semi,act8945a-charger.yaml, and then remove it and
mfd/act8945a.txt.
Signed-off-by: Rob Herring (Arm) <robh@kernel.org>
Link: https://patch.msgid.link/20250807214459.4173892-1-robh@kernel.org
Signed-off-by: Mark Brown <broonie@kernel.org>
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Add device binding doc for PF0900 PMIC driver.
Can not get the I2C_CRC_EN config by reading register. If the PMIC
OTP_I2C_CRC_EN is enable, need to add the nxp,i2c-crc-enable property.
Signed-off-by: Joy Zou <joy.zou@nxp.com>
Link: https://patch.msgid.link/20250731-b4-pf09-v2-v3-1-4c2659516582@nxp.com
Reviewed-by: Rob Herring (Arm) <robh@kernel.org>
Signed-off-by: Mark Brown <broonie@kernel.org>
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Merge series from Luca Weiss <luca.weiss@fairphone.com>:
Document and add support for the regulators on PM7550 and PMR735B, which
can be paired with the Milos SoC.
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Add the PMR735B compatible for the regulators in the PMIC found with the
Milos SoC.
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Luca Weiss <luca.weiss@fairphone.com>
Link: https://patch.msgid.link/20250711-pm7550-pmr735b-rpmh-regs-v2-2-bca8cc15c199@fairphone.com
Signed-off-by: Mark Brown <broonie@kernel.org>
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Add the PM7550 compatible for the regulators in the PMIC found with the
Milos SoC.
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Luca Weiss <luca.weiss@fairphone.com>
Link: https://patch.msgid.link/20250711-pm7550-pmr735b-rpmh-regs-v2-1-bca8cc15c199@fairphone.com
Signed-off-by: Mark Brown <broonie@kernel.org>
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Merge series from AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>:
This series adds support for the DVFSRC regulators found on the MediaTek
MT8196 Chromebook SoC and the (unrelated) MT6893 Dimensity 1200.
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Add a compatible for the MediaTek MT8196 Chromebook SoC's
regulators over DVFSRC.
This SoC has only one regulator "dvfsrc-vcore" and different
values for vsel compared to the others.
Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Link: https://patch.msgid.link/20250623120144.109359-4-angelogioacchino.delregno@collabora.com
Signed-off-by: Mark Brown <broonie@kernel.org>
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Add a compatible for the MediaTek Dimensity 1200 (MT6893) SoC's
regulators over DVFSRC.
This SoC uses different values for the vsel, hence it is not
compatible with the currently supported ones.
Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Acked-by: "Rob Herring (Arm)" <robh@kernel.org>
Link: https://patch.msgid.link/20250623120144.109359-2-angelogioacchino.delregno@collabora.com
Signed-off-by: Mark Brown <broonie@kernel.org>
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Document regulator compatible string for the 7" Raspberry Pi 720x1280 DSI
panel based on ili9881. This is the Raspberry Pi DSI Panel V2. The newer
Raspberry Pi 5" and 7" panels have a slightly different register map to
the original one and offers PWM backlight control.
Signed-off-by: Marek Vasut <marek.vasut+renesas@mailbox.org>
Link: https://patch.msgid.link/20250609000748.1665219-1-marek.vasut+renesas@mailbox.org
Signed-off-by: Mark Brown <broonie@kernel.org>
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Make the PWM mode on the buck controllers configurable from devicetree.
Some boards require forced PWM mode to keep the supply ripple within
acceptable limits under light load conditions.
Signed-off-by: Martijn de Gouw <martijn.de.gouw@prodrive-technologies.com>
Acked-by: Conor Dooley <conor.dooley@microchip.com>
Link: https://patch.msgid.link/20250525071823.819342-1-martijn.de.gouw@prodrive-technologies.com
Signed-off-by: Mark Brown <broonie@kernel.org>
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git://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd
Pull MFD updates from Lee Jones:
"Samsung Exynos ACPM:
- Populate child platform devices from device tree data
- Introduce a new API, 'devm_acpm_get_by_node()', for child devices
to get the ACPM handle
ROHM PMICs:
- Add support for the ROHM BD96802 scalable companion PMIC to the
BD96801 core driver
- Add support for controlling the BD96802 using the BD96801 regulator
driver
- Add support to the BD96805, which is almost identical to the
BD96801
- Add support to the BD96806, which is similar to the BD96802
Maxim MAX77759:
- Add a core driver for the MAX77759 companion PMIC
- Add a GPIO driver for the expander functions on the MAX77759
- Add an NVMEM driver to expose the non-volatile memory on the
MAX77759
STMicroelectronics STM32MP25:
- Add support for the STM32MP25 SoC to the stm32-lptimer
- Add support for the STM32MP25 to the clocksource driver, handling
new register access requirements
- Add support for the STM32MP25 to the PWM driver, enabling up to two
PWM outputs
Broadcom BCM590xx:
- Add support for the BCM59054 PMU
- Parse the PMU ID and revision to support behavioral differences
between chip revisions
- Add regulator support for the BCM59054
Samsung S2MPG10:
- Add support for the S2MPG10 PMIC, which communicates via the
Samsung ACPM firmware instead of I2C
Exynos ACPM:
- Improve timeout detection reliability by using ktime APIs instead
of a loop counter assumption
- Allow PMIC access during late system shutdown by switching to
'udelay()' instead of a sleeping function
- Fix an issue where reading command results longer than 8 bytes
would fail
- Silence non-error '-EPROBE_DEFER' messages during boot to clean up
logs
Exynos LPASS:
- Fix an error handling path by switching to
'devm_regmap_init_mmio()' to prevent resource leaks
- Fix a bug where 'exynos_lpass_disable()' was called twice in the
remove function
- Fix another resource leak in the probe's error path by using
'devm_add_action_or_reset()'
Samsung SEC:
- Handle the s2dos05, which does not have IRQ support, explicitly to
prevent warnings
- Fix the core driver to correctly handle errors from
'sec_irq_init()' instead of ignoring them
STMPE-SPI:
- Correct an undeclared identifier in the 'MODULE_DEVICE_TABLE' macro
MAINTAINERS:
- Adjust a file path for the Siemens IPC LED drivers entry to fix a
broken reference
Maxim Drivers:
- Correct the spelling of "Electronics" in Samsung copyright headers
across multiple files
General:
- Fix wakeup source memory leaks on device unbind for 88pm886,
as3722, max14577, max77541, max77705, max8925, rt5033, and
sprd-sc27xx drivers
Samsung SEC Drivers:
- Split the driver into a transport-agnostic core ('sec-core') and
transport-specific ('sec-i2c', 'sec-acpm') modules to support
non-I2C devices
- Merge the 'sec-core' and 'sec-irq' modules to reduce memory
consumption
- Move internal APIs to a private header to clean up the public API
- Improve code style by sorting includes, cleaning up headers,
sorting device tables, and using helper macros like
'dev_err_probe()', 'MFD_CELL', and 'REGMAP_IRQ_REG'
- Make regmap configuration for s2dos05/s2mpu05 explicit to improve
clarity
- Rework platform data and regmap instantiation to use OF match data
instead of a large switch statement
ROHM BD96801/2:
- Prepare the driver for new models by separating chip-specific data
into its own structure
- Drop IC name prefix from IRQ resource names in both the MFD and
regulator drivers for simplification
Broadcom BCM590xx:
- Refactor the regulator driver to store descriptions in a table to
ease support for new chips
- Rename BCM59056-specific data to prepare for the addition of other
regulators
- Use 'dev_err_probe()' for cleaner error handling
Exynos ACPM:
- Correct kerneldoc warnings and use the conventional 'np' argument
name
General MFD:
- Convert 'aat2870' and 'tps65010' to use the per-client debugfs
directory provided by the I2C core
- Convert 'sm501', 'tps65010' and 'ucb1x00' to use the new GPIO line
value setter callbacks
- Constify 'regmap_irq_chip' and other structures in '88pm886' to
move data to read-only sections
BCM590xx:
- Drop the unused "id" member from the 'bcm590xx' struct in
preparation for a replacement
Samsung SEC Core:
- Remove forward declarations for functions that no longer exist
SM501:
- Remove the unused 'sm501_find_clock()' function
New Compatibles:
- Google: Add a PMIC child node to the 'google,gs101-acpm-ipc'
binding
- ROHM: Add new bindings for 'rohm,bd96802-regulator' and
'rohm,bd96802-pmic', and add compatibles for BD96805 and BD96806
- Maxim: Add new bindings for 'maxim,max77759-gpio',
'maxim,max77759-nvmem', and the top-level 'maxim,max77759'
- STM: Add 'stm32mp25' compatible to the 'stm32-lptimer' binding
- Broadcom: Add 'bcm59054' compatible
- Atmel/Microchip: Add 'microchip,sama7d65-gpbr' and
'microchip,sama7d65-secumod' compatibles
- Samsung: Add 's2mpg10' compatible to the 'samsung,s2mps11' MFD
binding
- MediaTek: Add compatibles for 'mt6893' (scpsys), 'mt7988-topmisc',
and 'mt8365-infracfg-nao'
- Qualcomm: Add 'qcom,apq8064-mmss-sfpb' and 'qcom,apq8064-sps-sic'
syscon compatibles
Refactoring & Cleanup:
- Convert Broadcom BCM59056 devicetree bindings to YAML and split
them into MFD and regulator parts
- Convert the Microchip AT91 secumod binding to YAML
- Drop unrelated consumer nodes from binding examples to reduce bloat
- Correct indentation and style in various DTS examples"
* tag 'mfd-next-6.16' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd: (81 commits)
mfd: maxim: Correct Samsung "Electronics" spelling in copyright headers
mfd: maxim: Correct Samsung "Electronics" spelling in headers
mfd: sm501: Remove unused sm501_find_clock
mfd: 88pm886: Constify struct regmap_irq_chip and some other structures
dt-bindings: mfd: syscon: Add mediatek,mt8365-infracfg-nao
mfd: sprd-sc27xx: Fix wakeup source leaks on device unbind
mfd: rt5033: Fix wakeup source leaks on device unbind
mfd: max8925: Fix wakeup source leaks on device unbind
mfd: max77705: Fix wakeup source leaks on device unbind
mfd: max77541: Fix wakeup source leaks on device unbind
mfd: max14577: Fix wakeup source leaks on device unbind
mfd: as3722: Fix wakeup source leaks on device unbind
mfd: 88pm886: Fix wakeup source leaks on device unbind
dt-bindings: mfd: Correct indentation and style in DTS example
dt-bindings: mfd: Drop unrelated nodes from DTS example
dt-bindings: mfd: syscon: Add qcom,apq8064-sps-sic
dt-bindings: mfd: syscon: Add qcom,apq8064-mmss-sfpb
mfd: stmpe-spi: Correct the name used in MODULE_DEVICE_TABLE
dt-bindings: mfd: syscon: Add mt7988-topmisc
mfd: exynos-lpass: Fix another error handling path in exynos_lpass_probe()
...
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'ib-mfd-gpio-nvmem-6.16', 'ib-mfd-regulator-6.16' and 'ib-mfd-regulator-6.16-1' into ibs-for-mfd-merged
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The BCM59054 MFD is fairly similar to the BCM59056, and will use
the same driver. Add compatible and specify the allowed regulator
nodes.
Signed-off-by: Artur Weber <aweber.kernel@gmail.com>
Reviewed-by: "Rob Herring (Arm)" <robh@kernel.org>
Reviewed-by: Stanislav Jakubek <stano.jakubek@gmail.com>
Link: https://lore.kernel.org/r/20250515-bcm59054-v9-2-14ba0ea2ea5b@gmail.com
Signed-off-by: Lee Jones <lee@kernel.org>
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Convert devicetree bindings for the Broadcom BCM59056 PMU MFD from
TXT to YAML format. This patch does not change any functionality;
the bindings remain the same.
The bindings have been split into two parts: the MFD binding and
a separate binding for the regulator node, to simplify the addition
of other models later (which have different regulators).
Signed-off-by: Artur Weber <aweber.kernel@gmail.com>
Reviewed-by: "Rob Herring (Arm)" <robh@kernel.org>
Reviewed-by: Stanislav Jakubek <stano.jakubek@gmail.com>
Link: https://lore.kernel.org/r/20250515-bcm59054-v9-1-14ba0ea2ea5b@gmail.com
Signed-off-by: Lee Jones <lee@kernel.org>
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Some of the regulators on the MT6357 PMIC currently reference the
fixed-regulator dt-binding, which enforces the presence of a
regulator-fixed compatible. However since all regulators on the MT6357
PMIC are handled by a single mt6357-regulator driver, probed through
MFD, the compatibles don't serve any purpose. In fact they cause
failures in the DT kselftest since they aren't probed by the fixed
regulator driver as would be expected. Furthermore this is the only
dt-binding in this family like this: mt6359-regulator and
mt6358-regulator don't require those compatibles.
Commit d77e89b7b03f ("arm64: dts: mediatek: mt6357: Drop regulator-fixed
compatibles") removed the compatibles from Devicetree, but missed
updating the binding, which still requires them, introducing dt-binding
errors. Remove the compatible requirement by referencing the plain
regulator dt-binding instead to fix the dt-binding errors.
Fixes: d77e89b7b03f ("arm64: dts: mediatek: mt6357: Drop regulator-fixed compatibles")
Signed-off-by: Nícolas F. R. A. Prado <nfraprado@collabora.com>
Link: https://patch.msgid.link/20250514-mt6357-regulator-fixed-compatibles-removal-bindings-v1-1-2421e9cc6cc7@collabora.com
Signed-off-by: Mark Brown <broonie@kernel.org>
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BD96802Qxx-C is an automotive grade configurable Power Management
Integrated Circuit supporting Functional Safety features for application
processors, SoCs and FPGAs. BD96802 is controlled via I2C, provides two
interrupt lines and has two controllable buck regulators.
The BD96802 belongs to the family of ROHM Scalable PMICs and is intended
to be used as a companion PMIC for the BD96801.
Signed-off-by: Matti Vaittinen <mazziesaccount@gmail.com>
Acked-by: Conor Dooley <conor.dooley@microchip.com>
Link: https://lore.kernel.org/r/df7983e7c623041f14a4fbe409a2cff846e68a05.1744090658.git.mazziesaccount@gmail.com
Signed-off-by: Lee Jones <lee@kernel.org>
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Add documentation for devicetree bindings for ADP5055. The device consists
of 3 buck regulators able to connect to high input voltages of up to 18V
with no preregulators.
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Alexis Czezar Torreno <alexisczezar.torreno@analog.com>
Link: https://patch.msgid.link/20250409-upstream-adp5055-v6-1-faa6e810deb1@analog.com
Signed-off-by: Mark Brown <broonie@kernel.org>
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git://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd
Pull MFD updates from Lee Jones:
"Maxim MAX77705:
- Added core MFD driver.
- Added charger driver.
- Added devicetree bindings for the charger and MFD core.
- Added Haptic controller support via the input subsystem.
- Added LED support.
- Added support to simple-mfd-i2c for fuel gauge and hwmon.
Samsung S2MPU05 (Exynos7870 PMIC):
- Added core MFD support.
- Added Regulator support for 21 LDOs and 5 BUCKs.
- Added devicetree bindings for regulators and the PMIC core.
TI TPS65215 & TPS65214:
- Added support to the existing TPS65219 driver.
- Added devicetree bindings.
STMicroelectronics STM32MP25:
- Added support to the stm32-timers MFD driver.
- Added devicetree bindings.
Congatec Board Controller (CGBC):
- Added HWMON support for internal sensors.
- Added support for the conga-SA8 module.
Microchip LAN969X:
- Enabled the at91-usart MFD driver for this architecture.
MediaTek MT6359:
- Added mfd_cell for mt6359-accdet to allow its driver to probe.
Other misc driver updates:
- AXP20X (AXP717): Added AXP717_TS_PIN_CFG register to writeable regs
for temperature sensor configuration.
- SM501: Switched to using BIT() macro to mitigate potential integer
overflows in GPIO functions.
- ENE KB3930: Added a NULL pointer check for off_gpios during probe
to prevent potential dereference.
- SYSCON: Added a check for invalid resource size to prevent issues
from DT misconfiguration.
- CGBC: Corrected signedness issues in cgbc_session_request
- intel_soc_pmic_chtdc_ti / intel_soc_pmic_crc: Removed unneeded
explicit assignment to REGCACHE_NONE.
- ipaq-micro / tps65010: Switched to using str_enable_disable()
helpers for clarity and potential size reduction.
- upboard-fpga: Removed unnecessary ACPI_PTR() annotation.
- max8997: Removed unused max8997_irq_exit() function, using devm_*
helpers instead.
- lp3943: Dropped unused #include <linux/pwm.h> from the header file.
- db8500-prcmu: Removed needless return statements in void APIs.
- qnap-mcu: Replaced commas with semicolons between expressions for
correctness.
- STA2X11: Removed the core MFD driver as the underlying platform
support was removed.
- EZX-PCAP: Removed the unused pcap_adc_sync function.
- PCF50633 (OpenMoko PMIC): Removed the entire driver (core, adc,
gpio, irq) as the underlying s3c24xx platform support was removed.
Devicetree updates:
- Converted fsl,mcu-mpc8349emitx binding to YAML
- Added qcom,msm8937-tcsr compatible
- Added microchip,sama7d65-flexcom compatible
- Added rockchip,rk3528-qos syscon compatible
- Added airoha,en7581-pbus-csr syscon compatible
- Added microchip,sama7d65-ddr3phy syscon compatible
- Added microchip,sama7d65-sfrbu syscon compatible"
* tag 'mfd-next-6.15' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd: (49 commits)
mfd: cgbc-core: Add support for conga-SA8
dt-bindings: mfd: syscon: Add microchip,sama7d65-sfrbu
dt-bindings: mfd: syscon: Add microchip,sama7d65-ddr3phy
mfd: cgbc: Add support for HWMON
dt-bindings: mfd: syscon: Add the pbus-csr node for Airoha EN7581 SoC
mfd: cgbc-core: Cleanup signedness in cgbc_session_request()
mfd: pcf50633: Remove remaining PCF50633 support
mfd: pcf50633: Remove unused platform IRQ code
mfd: pcF50633-gpio: Remove unused driver
mfd: pcf50633-adc: Remove unused driver
mfd: qnap-mcu: Convert commas to semicolons in qnap_mcu_exec()
mfd: mt6397-core: Add mfd_cell for mt6359-accdet
dt-bindings: mfd: syscon: Add rk3528 QoS register compatible
dt-bindings: mfd: atmel,sama5d2-flexcom: Add microchip,sama7d65-flexcom
mfd: ezx-pcap: Remove unused pcap_adc_sync
mfd: db8500-prcmu: Remove needless return in three void APIs
mfd: Remove STA2x11 core driver
mfd: max77620: Allow building as a module
mfd: ene-kb3930: Fix a potential NULL pointer dereference
dt-bindings: mfd: qcom,tcsr: Add compatible for MSM8937
...
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Remove the whitespace that checkpatch scaned.
Signed-off-by: ChiYuan Huang <cy_huang@richtek.com>
Link: https://patch.msgid.link/9faa2e3aaa0fca0e66e478df4f59c6ec4bfc8def.1742295647.git.cy_huang@richtek.com
Signed-off-by: Mark Brown <broonie@kernel.org>
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Since the check for fixed LDO VOUT can be identified by the HW register,
mark the unnecessary property as deprecated.
Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: ChiYuan Huang <cy_huang@richtek.com>
Link: https://patch.msgid.link/f813c7b49c152193f24198c4baf2c3f04cb0a74d.1742295647.git.cy_huang@richtek.com
Signed-off-by: Mark Brown <broonie@kernel.org>
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Add the compatible string "nxp,pf9453" for the PF9453 regulator. The PF9453
is similar to the PCA9460 but supports only LDO1, LDO2, LDO_SVNS, and
BUCK[1-4].
Restrict LDO and BUCK numbers for nxp,pf9453 and keep the same restriction
for other compatible strings.
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Frank Li <Frank.Li@nxp.com>
Link: https://patch.msgid.link/20250314-pf9453-v5-1-ab0cf1f871b0@nxp.com
Signed-off-by: Mark Brown <broonie@kernel.org>
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- TPS65214 is a Power Management IC with 3 Buck regulators and 2 LDOs.
- TPS65214 has 2 LDOS and 1 GPO, whereas TPS65219 has 4 LDOs and 2 GPOs.
- TPS65214's LDO1 maps to TPS65219's LDO3.
- A key difference between TPS65215 & TPS65214 are the LDO current and
voltage output ranges and the configurable options available.
- The remaining features for both devices are the same.
Signed-off-by: Shree Ramamoorthy <s-ramamoorthy@ti.com>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.org/r/20250206173725.386720-3-s-ramamoorthy@ti.com
Signed-off-by: Lee Jones <lee@kernel.org>
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TPS65215 is a Power Management IC with 3 Buck regulators and 2 LDOs.
TPS65215 has 2 LDOS and 1 GPO, whereas TPS65219 has 4 LDOs and 2 GPOs. The
remaining features for both devices are the same.
Signed-off-by: Shree Ramamoorthy <s-ramamoorthy@ti.com>
Acked-by: Conor Dooley <conor.dooley@microchip.com>
Link: https://lore.kernel.org/r/20250206173725.386720-2-s-ramamoorthy@ti.com
Signed-off-by: Lee Jones <lee@kernel.org>
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S2MPU05 is a PMIC found in Exynos7870 devices, which controls voltage
regulators (21 LDOs and 5 BUCKs). Provide documentation for devicetree
definitions, regulator naming patterns, etc.
Signed-off-by: Kaustabh Chakraborty <kauschluss@disroot.org>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.org/r/20250301-exynos7870-pmic-regulators-v3-1-808d0b47a564@disroot.org
Signed-off-by: Lee Jones <lee@kernel.org>
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Merge series from Sebastian Reichel <sebastian.reichel@collabora.com>:
This introduces devm_of_regulator_get without the _optional suffix, since
that is more sensible for the Rockchip usecase.
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Adding l2, l5 sub-node entry to mp5496 regulator node.
Cc: stable@vger.kernel.org
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Varadarajan Narayanan <quic_varada@quicinc.com>
Link: https://patch.msgid.link/20250205074657.4142365-2-quic_varada@quicinc.com
Signed-off-by: Mark Brown <broonie@kernel.org>
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This reverts commit 27866e3e8a7e93494f8374f48061aa73ee46ceb2 and
implements a new future-proof way of handling the mismatch between
the PMIC driver and the hardware for LDO5.
It turned out that this feature was implemented based on the wrong
assumption that the SD_VSEL signal needs to be controlled as GPIO
in any case.
In fact the straight-forward approach is to mux the signal as
USDHC_VSELECT and let the USDHC controller do the job.
Most users never even used this property and the few who did have
been or are getting migrated to the alternative approach.
In order to know the current status (which of the two control
registers is used) for the LDO5 regulator, we need to route back the
USDHC_VSELECT signal by setting the SION bit in the IOMUX.
By adding the according GPIO as sd-vsel-gpios to the LDO5 node, we
allow the regulator driver to sample the current status of the
SD_VSEL signal that is used to select the correct control register.
The SD_VSEL on the PMIC is always an input. It's driven by the SoC's
VSELECT signal (controlled by the USDHC controller) and we use the
SION bit in the IOMUX to internally loop back the signal in order to
sample it using the GPIO.
As the SD_VSEL pin is directly routed to the LDO5 regulator in the
PMIC, make the sd-vsel-gpios property part of the LDO5 node.
SoC PMIC
+-----------------------+ +-------------------+
| | | |
| | | |
| GPIO <----------+ | | |
| | | SD_VSEL| +-------+ |
| USDHC_VSELECT ->+------------------->| LDO5 | |
| | | +-------+ |
| | | |
+-----------------------+ +-------------------+
For boards which have the SD_VSEL tied to a fixed low level, we add
'nxp,sd-vsel-fixed-low'. The voltage of LDO5 is therefore only controlled
by writing to the LDO5CTRL_L register.
If none of 'nxp,sd-vsel-fixed-low' or 'sd-vsel-gpios' is set, we keep
the same behavior as before. The driver assumes that SD_VSEL is tied
high and the LDO5CTRL_H register can be used, which is in fact not true
for all known boards and works merely by chance.
Signed-off-by: Frieder Schrempf <frieder.schrempf@kontron.de>
Reviewed-by: Conor Dooley <conor.dooley@microchip.com>
Link: https://patch.msgid.link/20241218152842.97483-2-frieder@fris.de
Signed-off-by: Mark Brown <broonie@kernel.org>
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git://git.kernel.org/pub/scm/linux/kernel/git/broonie/regulator
Pull regulator updates from Mark Brown:
"This was a very quiet release, aside from some smaller improvements we
have:
- Support for power budgeting on regulators, initially targeted at
some still in review support for PSE controllers but generally
useful
- Support for error interrupts from ROHM BD96801 devices
- Support for NXP PCA9452"
* tag 'regulator-v6.14' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/regulator:
regulator: dt-bindings: Add regulator-power-budget-milliwatt property
regulator: Add support for power budget
regulator: core: Resolve supply using of_node from regulator_config
regulator: of: Implement the unwind path of of_regulator_match()
regulator: tps65219: Remove debugging helper function
regulator: tps65219: Remove MODULE_ALIAS
regulator: tps65219: Update driver name
regulator: tps65219: Use dev_err_probe() instead of dev_err()
regulator: dt-bindings: mt6315: Drop regulator-compatible property
regulator: pca9450: Add PMIC pca9452 support
regulator: dt-bindings: pca9450: Add pca9452 support
regulator: pca9450: Use dev_err_probe() to simplify code
regulator: pca9450: add enable_value for all bucks
regulator: bd96801: Add ERRB IRQ
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Introduce a new property to describe the power budget of the regulator.
This property will allow power management support for regulator consumers
like PSE controllers, enabling them to make decisions based on the
available power capacity.
Signed-off-by: Kory Maincent <kory.maincent@bootlin.com>
Link: https://patch.msgid.link/20250115-feature_regulator_pw_budget-v2-2-0a44b949e6bc@bootlin.com
Signed-off-by: Mark Brown <broonie@kernel.org>
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The "regulator-compatible" property has been deprecated since 2012 in
commit 13511def87b9 ("regulator: deprecate regulator-compatible DT
property"), which is so old it's not even mentioned in the converted
regulator bindings YAML file. It should not have been used for new
submissions such as the MT6315.
Drop the property from the MT6315 regulator binding and its examples.
Fixes: 977fb5b58469 ("regulator: document binding for MT6315 regulator")
Fixes: 6d435a94ba5b ("regulator: mt6315: Enforce regulator-compatible, not name")
Signed-off-by: Chen-Yu Tsai <wenst@chromium.org>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Link: https://patch.msgid.link/20241211052427.4178367-2-wenst@chromium.org
Signed-off-by: Mark Brown <broonie@kernel.org>
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Add compatible string 'nxp,pca9452'. pca9452 add 'ldo3' compared with
pca9451a.
Signed-off-by: Joy Zou <joy.zou@nxp.com>
Signed-off-by: Frank Li <Frank.Li@nxp.com>
Link: https://patch.msgid.link/20241205-pca9450-v1-3-aab448b74e78@nxp.com
Acked-by: Conor Dooley <conor.dooley@microchip.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
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Add description of the PMU node for the WCN6750B module.
Signed-off-by: Janaki Ramaiah Thota <quic_janathot@quicinc.com>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://patch.msgid.link/20241209103455.9675-2-quic_janathot@quicinc.com
Signed-off-by: Mark Brown <broonie@kernel.org>
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git://git.kernel.org/pub/scm/linux/kernel/git/broonie/regulator
Pull regulator fixes from Mark Brown:
"A couple of fixes that came in during the merge window, plus
documetation of a new device ID for the Qualcomm LABIBB driver.
There's a core fix for the rarely used current constraints and a fix
for the Qualcomm RPMH driver which had described only one of the two
voltage ranges that the hardware could control, creating a potential
incompatibility with the configuration left by firmware"
* tag 'regulator-fix-v6.13-merge-window' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/regulator:
regulator: core: Ignore unset max_uA constraints in current limit check
dt-bindings: regulator: qcom-labibb-regulator: document the pmi8950 labibb regulator
regulator: qcom-rpmh: Update ranges for FTSMPS525
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git://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd
Pull MFD updates from Lee Jones:
- Several drivers, including atmel-flexcom/rk8xx-core, palmas, and
tps65010, have undergone minor code improvements to enhance
consistency and fix race conditions.
- The syscon driver now utilizes the regmap max_register_is_0
capability for consistent register map configuration across syscons
of all sizes.
- New device support has been added for QCS8300, qcs615, SA8255p, and
samsung,s2dos05, expanding the range of compatible hardware.
- The cros_ec driver now supports loading cros_ec_ucsi on supported ECs
and avoids loading the charger with UCSI, streamlining functionality.
- The bd96801 driver now utilizes the more modern maple tree register
cache, improving performance.
- The da9052-spi driver has undergone a fix to change the read-mask to
write-mask, preventing potential issues.
- Unused declarations in max77693 have been removed, and support for
samsung,s2dos05 has been added, enhancing code clarity and device
compatibility.
- Error handling in cs42l43 has been fixed to avoid unbalanced
regulator put and ensure proper synchronization during driver
removal.
- The wcd934x driver now uses MODULE_DEVICE_TABLE() instead of
MODULE_ALIAS(), improving code consistency.
- Documentation for qcom,tcsr, syscon, and atmel-smc has been updated
and reorganized for better clarity and maintainability.
- The intel_soc_pmic_bxtwc driver has undergone significant
improvements, including the use of IRQ domains for various devices,
fixing IRQ domain names duplication, and code refactoring for better
consistency and maintainability.
- The ipaq-micro driver has received a fix for a missing break
statement in the default case, enhancing code robustness.
- Support for the AXP323 PMIC has been added to the axp20x driver,
along with ensuring a clear relationship between IDs and model names,
and allowing multiple regulators, broadening hardware compatibility.
- The cs42l43 driver now disables IRQs during suspend for improved
power management.
- The adp5585 driver has reduced its dependencies by dropping the
obsolete dependency on COMPILE_TEST.
- Initial support for the MT6328 PMIC has been added to the mt6397
driver, expanding the range of supported hardware.
- The rtc-bd70528 driver has been simplified by dropping the IC name
from IRQ, improving code readability.
- Documentation for qcom,spmi-pmic, ti,twl, and zii,rave-sp has been
updated to enhance clarity and incorporate new features.
- The rt5033 driver has received a fix for a missing
regmap_del_irq_chip() in the error handling path.
- New device support has been added for MSM8917, and the
intel_soc_pmic_crc driver now supports non-ACPI instantiated
i2c_client.
- The 88pm886 driver has added support for the RTC cell, and the tqmx86
driver has improved its GPIO IRQ setup and added I2C IRQ support,
increasing functionality.
- The sprd,sc2731 DT schema has been updated and converted to YAML
format for better readability and maintainability.
* tag 'mfd-next-6.13' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd: (62 commits)
dt-bindings: mfd: bd71828: Use charger resistor in mOhm instead of MOhm
dt-bindings: mfd: sprd,sc2731: Convert to YAML
mfd: tqmx86: Add I2C IRQ support
mfd: tqmx86: Make IRQ setup errors non-fatal
mfd: tqmx86: Refactor GPIO IRQ setup
mfd: tqmx86: Improve gpio_irq module parameter description
mfd: tqmx86: Add board definitions for TQMx120UC, TQMx130UC and TQMxE41S
mfd: 88pm886: Add the RTC cell
dt-bindings: mfd: Add Realtek RTL9300 switch peripherals
mfd: intel_soc_pmic_crc: Add support for non ACPI instantiated i2c_client
mfd: intel_soc_pmic_*: Consistently use filename as driver name
dt-bindings: mfd: qcom,tcsr: Add compatible for MSM8917
mfd: rt5033: Fix missing regmap_del_irq_chip()
mfd: cgbc-core: Fix error handling paths in cgbc_init_device()
dt-bindings: mfd: aspeed: Support for AST2700
mfd: Switch back to struct platform_driver::remove()
dt-bindings: mfd: qcom,spmi-pmic: Document PMICs added in SM8750
mfd: rtc: bd7xxxx Drop IC name from IRQ
mfd: mt6397: Add initial support for MT6328
mfd: adp5585: Drop obsolete dependency on COMPILE_TEST
...
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regulator
Document the pmi8950 labibb regulator with the pmi8998 compatible
as fallback since they share the same hardware settings.
Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org>
Acked-by: Rob Herring (Arm) <robh@kernel.org>
Link: https://patch.msgid.link/20241115-topic-sdm450-upstream-lab-ibb-bindings-v1-1-1f4bff4583b0@linaro.org
Signed-off-by: Mark Brown <broonie@kernel.org>
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The PM8550VE has two more supplies (s1-8) than the PM8550VS (s1-6),
so move to a correct if:then: clause to accurately reflect that.
Fixes: 902f8c9830c3 ("regulator: dt-bindings: qcom,rpmh: Correct PM8550 family supplies")
Signed-off-by: Melody Olvera <quic_molvera@quicinc.com>
Acked-by: Rob Herring (Arm) <robh@kernel.org>
Link: https://patch.msgid.link/20241112003544.2807368-1-quic_molvera@quicinc.com
Signed-off-by: Mark Brown <broonie@kernel.org>
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Convert the Spreadtrum SC27xx PMIC bindings to DT schema. Adjust the
filename to match the compatible of the only in-tree user, SC2731.
Change #interrupt-cells value to 1, as according to [1] that is the
correct value.
Move partial examples of child nodes in the child node schemas to this new
MFD schema to have one complete example.
[1] https://lore.kernel.org/lkml/b6a32917d1e231277d240a4084bebb6ad91247e3.1550060544.git.baolin.wang@linaro.org/
Signed-off-by: Stanislav Jakubek <stano.jakubek@gmail.com>
Reviewed-by: Rob Herring (Arm) <robh@kernel.org>
Acked-by: Sebastian Reichel <sre@kernel.org>
Acked-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Acked-by: Jonathan Cameron <jic23@kernel.org>
Link: https://lore.kernel.org/r/efd200c3b5b75405e4e450d064b026f10ae2f8e0.1730709384.git.stano.jakubek@gmail.com
Signed-off-by: Lee Jones <lee@kernel.org>
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