Messages in this thread | | | Subject | Re: [PATCH v2 0/7] Introduce STMFX I2C Multi-Function eXpander | From | Alexandre Torgue <> | Date | Wed, 19 Sep 2018 18:20:44 +0200 |
| |
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 >
| |