linux-kernel - Re: [Qualcomm PM8921 MFD v2 1/6] mfd: pm8921: Add PMIC 8921 core driver

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Date:	Tue, 8 Mar 2011 09:58:42 -0800
From:	Randy Dunlap <rdunlap@...otime.net>
To:	adharmap@...eaurora.org
Cc:	davidb@...eaurora.org, "David S. Miller" <davem@...emloft.net>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Bryan Huntsman <bryanh@...eaurora.org>,
	Daniel Walker <dwalker@...o99.com>,
	David Collins <collinsd@...eaurora.org>,
	Grant Likely <grant.likely@...retlab.ca>,
	Greg Kroah-Hartman <gregkh@...e.de>,
	Joe Perches <joe@...ches.com>,
	Russell King <linux@....linux.org.uk>,
	Samuel Ortiz <sameo@...ux.intel.com>,
	Stepan Moskovchenko <stepanm@...eaurora.org>,
	Mark Brown <broonie@...nsource.wolfsonmicro.com>,
	Linus Walleij <linux.walleij@...rricsson.com>,
	Thomas Glexiner <tglx@...utronix.de>,
	linux-arm-kernel@...ts.infradead.org,
	linux-arm-msm@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [Qualcomm PM8921 MFD v2 1/6] mfd: pm8921: Add PMIC 8921 core
 driver

On Mon,  7 Mar 2011 22:09:45 -0800 adharmap@...eaurora.org wrote:

> From: Abhijeet Dharmapurikar <adharmap@...eaurora.org>
> 
> Add support for the Qualcomm PM8921 PMIC chip. The core driver
> will communicate with the PMIC chip via the MSM SSBI bus.
> 
> 
> Signed-off-by: Abhijeet Dharmapurikar <adharmap@...eaurora.org>
> ---
>  drivers/mfd/Kconfig             |   18 +++++
>  drivers/mfd/Makefile            |    1 +
>  drivers/mfd/pm8921-core.c       |  157 +++++++++++++++++++++++++++++++++++++++
>  include/linux/mfd/pm8921.h      |   26 +++++++
>  include/linux/mfd/pm8xxx/core.h |   66 ++++++++++++++++
>  5 files changed, 268 insertions(+), 0 deletions(-)
>  create mode 100644 drivers/mfd/pm8921-core.c
>  create mode 100644 include/linux/mfd/pm8921.h
>  create mode 100644 include/linux/mfd/pm8xxx/core.h
> 
> diff --git a/drivers/mfd/Kconfig b/drivers/mfd/Kconfig
> index fd01836..46f0d2f 100644
> --- a/drivers/mfd/Kconfig
> +++ b/drivers/mfd/Kconfig
> @@ -624,6 +624,24 @@ config MFD_WL1273_CORE
>  	  driver connects the radio-wl1273 V4L2 module and the wl1273
>  	  audio codec.
>  
> +config MFD_PM8XXX
> +	tristate
> +
> +config MFD_PM8921_CORE
> +	tristate "Qualcomm PM8921 PMIC chip"
> +	depends on MSM_SSBI
> +	select MFD_CORE
> +	select MFD_PM8XXX
> +	help
> +	  If you say yes to this option, support will be included for the
> +	  built-in PM8921 PMIC chip

end sentence with period, please.

> +
> +	  This is required if your board has a PM8921 and uses its features,
> +	  such as: MPPs, GPIOs, regulators, interrupts, and PWM.
> +
> +	  Say M here if you want to include support for PM8921 chip as a module.
> +	  This will build a module called "pm8921-core.ko".

Drop the ".ko".  We (usually) don't spell that out since "modprobe pm8921-core"
works.

> +
>  endif # MFD_SUPPORT
>  
>  menu "Multimedia Capabilities Port drivers"


---
~Randy
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