[PATCH v4 2/2] gpio/mxc: Change gpio-mxc into an upstanding gpio driver

[grant.likely@secretlab.ca (Grant Likely)]

On Mon, Jun 6, 2011 at 2:12 AM, Sascha Hauer <s.hauer@pengutronix.de> wrote:
> On Mon, Jun 06, 2011 at 01:52:41AM -0600, Grant Likely wrote:
>> On Mon, Jun 06, 2011 at 12:07:55AM +0800, Shawn Guo wrote:
>> > The patch makes necessary changes on gpio-mxc as below to turn it
>> > into an upstanding gpio driver.
>> >
>> > ?* Add a list to save all mx2 ports references, so that
>> > ? ?mx2_gpio_irq_handler can walk through all interrupt status
>> > ? ?registers
>> >
>> > ?* Use readl/writel to replace mach-specific accessors
>> > ? ?__raw_readl/__raw_writel
>> >
>> > ?* Change mxc_gpio_init into mxc_gpio_probe function
>> >
>> > ?* Move "struct mxc_gpio_port" into gpio-mxc.c, as it needs not to
>> > ? ?be public at all, and also make some other cleanup on
>> > ? ?plat-mxc/include/mach/gpio.h at the same time
>> >
>> > And the patch then migrates mach-imx and mach-mx5 to the updated
>> > driver by adding corresponding platform devices.
>> >
>> > Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
>> > Acked-by: Olof Johansson <olof@lixom.net>
>>
>> Applied, thanks.
>
> I'm not completely happy with this patch going through your tree. It
> does massive changes to arch/arm/mach-*mx*, so expect merge conflicts
> here.

There are also massive changes going on in drivers/gpio.  The solution
here is to probably put these changes into a new dedicated branch
based on Linus' tree, we both agree not to rebase that branch, and
both of us merge the branch into our trees.

g.