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SubjectRe: [PATCH v4 0/9] Introduce STMFX I2C Multi-Function eXpander
On Fri, 29 Mar 2019, Amelie DELAUNAY wrote:

> Hi,
>
> A gentle ping on this series (mfd + pinctrl patches, DT patches will be
> taken in STM32 soc tree).

I currently have over 100 reviews in my backlog.

Please be patient. You are on the list.

> On 2/27/19 10:34 AM, 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 STMFX features MFD children.
> >
> > ---
> > Changes in v4:
> > - mfd: move registers #define into the header
> > - mfd: merge stmfx and stmfx_ddata structures into one stmfx structure
> > - mfd: change stmfx_chip_init/exit and stmfx_irq_init/exit args: use
> > i2c_client struct and i2c_get_clientdata
> > - mfd: fix typos
> > - mfd: add MFD cells for IDD and TS features
> > - pinctrl: rework registers #define
> > - dts: add STMFX support on stm32mp157c-ev1
> > Changes in v3:
> > - fix MFD interrupt bindings
> > - fix drivers/mfd/stmfx.c:103:8: warning: 'mask' may be used uninitialized
> > in this function
> > 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 (9):
> > 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
> > ARM: dts: stm32: add STMFX support on stm32mp157c-ev1
> > ARM: dts: stm32: add joystick support on stm32mp157c-ev1
> >
> > Documentation/devicetree/bindings/mfd/stmfx.txt | 28 +
> > .../devicetree/bindings/pinctrl/pinctrl-stmfx.txt | 116 +++
> > arch/arm/boot/dts/stm32746g-eval.dts | 66 ++
> > arch/arm/boot/dts/stm32mp157c-ev1.dts | 60 ++
> > drivers/mfd/Kconfig | 13 +
> > drivers/mfd/Makefile | 2 +-
> > drivers/mfd/stmfx.c | 568 ++++++++++++++
> > drivers/pinctrl/Kconfig | 12 +
> > drivers/pinctrl/Makefile | 1 +
> > drivers/pinctrl/pinctrl-stmfx.c | 820 +++++++++++++++++++++
> > include/linux/mfd/stmfx.h | 123 ++++
> > 11 files changed, 1808 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
> >

--
Lee Jones [李琼斯]
Linaro Services Technical Lead
Linaro.org │ Open source software for ARM SoCs
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