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SubjectRe: [PATCH v2 0/7] Introduce STMFX I2C Multi-Function eXpander
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Hi Amélie,

On 09/19/2018 03:27 PM, Amelie Delaunay wrote:
> This series adds support for STMicroelectronics Multi-Function eXpander
> (STMFX), used on some STM32 discovery and evaluation boards.
>
> STMFX is an STM32L152 slave controller whose firmware embeds the following
> features:
> - I/O expander (16 GPIOs + 8 extra if the other features are not enabled),
> - resistive touchscreen controller,
> - IDD measurement.
>
> I2C stuff and chip initialization is based on an MFD parent driver, which
> registers a pinctrl MFD child.
>
> ---

As soon as bindings will be accepted, I'll have a look on DT patches in
order to merge them in stm32-next branch.

regards
Alex

> Changes in v2:
> - move to MFD parent driver for i2c stuff and chip initialization
> - improve regmap configuration
> - take advantage of the use of gpio-ranges
>
>
> Amelie Delaunay (7):
> dt-bindings: mfd: Add ST Multi-Function eXpander (STMFX) core bindings
> mfd: Add ST Multi-Function eXpander (STMFX) core driver
> dt-bindings: pinctrl: document the STMFX pinctrl bindings
> pinctrl: Add STMFX GPIO expander Pinctrl/GPIO driver
> ARM: dts: stm32: add STMFX support on stm32746g-eval
> ARM: dts: stm32: add joystick support on stm32746g-eval
> ARM: dts: stm32: add orange and blue leds on stm32746g-eval
>
> Documentation/devicetree/bindings/mfd/stmfx.txt | 28 +
> .../devicetree/bindings/pinctrl/pinctrl-stmfx.txt | 116 +++
> arch/arm/boot/dts/stm32746g-eval.dts | 66 ++
> drivers/mfd/Kconfig | 14 +
> drivers/mfd/Makefile | 2 +-
> drivers/mfd/stmfx.c | 626 ++++++++++++++++
> drivers/pinctrl/Kconfig | 12 +
> drivers/pinctrl/Makefile | 1 +
> drivers/pinctrl/pinctrl-stmfx.c | 821 +++++++++++++++++++++
> include/linux/mfd/stmfx.h | 27 +
> 10 files changed, 1712 insertions(+), 1 deletion(-)
> create mode 100644 Documentation/devicetree/bindings/mfd/stmfx.txt
> create mode 100644 Documentation/devicetree/bindings/pinctrl/pinctrl-stmfx.txt
> create mode 100644 drivers/mfd/stmfx.c
> create mode 100644 drivers/pinctrl/pinctrl-stmfx.c
> create mode 100644 include/linux/mfd/stmfx.h
>

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