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SubjectRe: [PATCH v4] mfd: add new lp8788 driver
Hi Kim,

On Fri, Sep 07, 2012 at 08:51:50AM +0000, Kim, Milo wrote:
> TI LP8788 PMU provides regulators, battery charger, ADC,
> RTC, backlight driver and current sinks.
>
> This MFD patch supports the I2C communication using the regmap,
> the interrupt handling using the linear IRQ domain and
> configurable platform data structures for each driver module.
>
> (Driver Architecture)
>
> < mfd devices >
> LP8788 HW .......... mfd .......... regulator drivers
> I2C power supply driver
> IRQs iio adc driver
> rtc driver
> backlight driver
> current sink drivers
>
> o regulators : LDOs and BUCKs
> o power supply : Battery charger
> o iio adc : Battery voltage/temperature
> o rtc : RTC and alarm
> o backlight
> o current sink : LED and vibrator
>
> All MFD device modules are registered by LP8788 MFD core driver.
> For sharing information such like the virtual IRQ number,
> MFD core driver uses the resource structure.
> Then each module can retrieve the specific IRQ number and detect it
> in the IRQ thread.
>
> Configurable platform data is handled in each driver module.
>
> (History)
>
> Patch v4.
> ADC platform data change : pointer array -> simple pointer
>
> Patch v3.
> Use linear IRQ domain rather than old generic IRQ.
>
> Patch v2.
> Use generic IRQ for interrupt handling.
> Remove ADC exported functions. moved to new iio adc driver.
>
> Signed-off-by: Milo(Woogyom) Kim <milo.kim@ti.com>
> ---
> drivers/mfd/Kconfig | 10 ++
> drivers/mfd/Makefile | 2 +
> drivers/mfd/lp8788-irq.c | 197 +++++++++++++++++++++
> drivers/mfd/lp8788.c | 245 +++++++++++++++++++++++++
> include/linux/mfd/lp8788-isink.h | 52 ++++++
> include/linux/mfd/lp8788.h | 364 ++++++++++++++++++++++++++++++++++++++
> 6 files changed, 870 insertions(+)
> create mode 100644 drivers/mfd/lp8788-irq.c
> create mode 100644 drivers/mfd/lp8788.c
> create mode 100644 include/linux/mfd/lp8788-isink.h
> create mode 100644 include/linux/mfd/lp8788.h
This is applied to my for-next branch now, thanks.

Cheers,
Samuel.

--
Intel Open Source Technology Centre
http://oss.intel.com/


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