This series adds a driver for the GPADC found on the Marvell 88PM886
PMIC. The GPADC monitors various system voltages and is a prerequisite
for battery monitoring on boards using the PMIC.

Signed-off-by: Duje Mihanović <duje@dujemihanovic.xyz>
---
Changes in v3:
- Refactor driver according to comments
- Update trailers
- Rebase on v6.17-rc4
- Link to v2: https://lore.kernel.org/r/20250831-88pm886-gpadc-v2-0-759c1e14d95f@dujemihanovic.xyz

Changes in v2:
- Refactor driver according to comments
- Add binding patch
- Link to v1: https://lore.kernel.org/r/20250829-88pm886-gpadc-v1-0-f60262266fea@dujemihanovic.xyz

---
Duje Mihanović (3):
      dt-bindings: mfd: 88pm886: Add #io-channel-cells
      iio: adc: Add driver for Marvell 88PM886 PMIC ADC
      mfd: 88pm886: Add GPADC cell

 .../bindings/mfd/marvell,88pm886-a1.yaml           |   4 +
 MAINTAINERS                                        |   5 +
 drivers/iio/adc/88pm886-gpadc.c                    | 388 +++++++++++++++++++++
 drivers/iio/adc/Kconfig                            |  13 +
 drivers/iio/adc/Makefile                           |   1 +
 drivers/mfd/88pm886.c                              |   1 +
 include/linux/mfd/88pm886.h                        |  58 +++
 7 files changed, 470 insertions(+)
---
base-commit: b320789d6883cc00ac78ce83bccbfe7ed58afcf0
change-id: 20250827-88pm886-gpadc-81e2ca1d52ce

Best regards,
-- 
Duje Mihanović <duje@dujemihanovic.xyz>