Re: [PATCH v3 0/4] mfd: max8997: add regmap support

[Chanwoo Choi <cw00.choi@samsung.com>]

Hi Robert,

On 03/13/2014 06:38 PM, Robert Baldyga wrote:
> Hi,
> 
> This patchset modifies max8997 driver and associated function drivers to use
> register maps instead of operating directly on i2c bus. This change allowed
> to simplify irq handling, and to move some initializations to individual
> function drivers. Hence now when some functions are not enabled, their i2c
> clients, regmaps and irqs are not registered.
> 
> Best regards
> Robert Baldyga
> Samsung R&D Institute Poland
> 
> Changelog:
> 
> v3:
> - fix error handling
> - fix deinitializations order
> - move muic irq enum values renaming to separate patch
> 
> v2: https://lkml.org/lkml/2014/3/12/237
> - rebase patches on Lee Jones' MFD tree
> - add missing selects in Kconfig
> - add missing deinitializations
> - add interrupt disabling when suspend
> - few minor changes and typo fixes
> 
> v1: https://lkml.org/lkml/2014/3/11/291
> 
> Robert Baldyga (4):
>   mfd: max8997: use regmap to access registers
>   mfd: max8997: handle IRQs using regmap
>   mfd: max8997: change irq names to upper case
>   mfd: max8997: move regmap handling to function drivers
> 
>  drivers/extcon/extcon-max8997.c     |  181 +++++++++++++---
>  drivers/input/misc/max8997_haptic.c |  121 +++++++++--
>  drivers/leds/leds-max8997.c         |   13 +-
>  drivers/mfd/Kconfig                 |    3 +-
>  drivers/mfd/Makefile                |    2 +-
>  drivers/mfd/max8997-irq.c           |  387 -----------------------------------
>  drivers/mfd/max8997.c               |  236 +++++++--------------
>  drivers/power/max8997_charger.c     |   33 +--
>  drivers/regulator/max8997.c         |   87 ++++----
>  drivers/rtc/rtc-max8997.c           |  102 ++++++---
>  include/linux/mfd/max8997-private.h |   88 ++++++--
>  11 files changed, 532 insertions(+), 721 deletions(-)
>  delete mode 100644 drivers/mfd/max8997-irq.c
> 

This patch fix many parts of previous max8997.
When I testd kernel build, it is ok. 

But, I have a question.
The max8997 is used on trats board based on exynos4210.
Did you test this patchset?

Best Regards,
Chanwoo Choi