[PATCH] ARM: dts: imx6q-arm2: move NANDF_CS pins out of 'hog'
olof at lixom.net
Tue Oct 16 13:07:58 EDT 2012
On Mon, Oct 15, 2012 at 09:35:20PM +0800, Shawn Guo wrote:
> On Mon, Oct 15, 2012 at 08:45:48AM -0400, Huang Shijie wrote:
> > On Mon, Oct 15, 2012 at 4:48 AM, Shawn Guo <shawn.guo at linaro.org> wrote:
> > > Commit 9e3c0066 (ARM: dts: imx6q-arm2: add pinctrl for uart and enet)
> > > defines NANDF_CS pins as gpio in 'hog', assuming these two pins are
> > > always used by usdhc3 in gpio mode as card-detection and
> > > write-protection on ARM2 board. But it's not true. These pins are
> > > shared by usdhc3 and gpmi-nand. We should have the pins functional
> > > for gpmi-nand when usdhc3 is disabled.
> > >
> > > Move the pins out of 'hog', so that pins only work in gpio mode as CD
> > > and WP when usdhc3 is enabled, and otherwise they are available for
> > > gpmi-nand.
> > >
> > > Reported-by: Huang Shijie <b32955 at freescale.com>
> > > Signed-off-by: Shawn Guo <shawn.guo at linaro.org>
> > > ---
> > > Huang,
> > >
> > > Please help test the patch to see if it fixes your problem, thanks.
> > yes, this patch fixes the problem.
> > thanks a lot.
> > Tested-by: Huang Shijie <shijie8 at gmail.com>
> Arnd, Olof,
> Can you please send it for later -rc, since it fixes a regression
> in -rc1?
Done, applied to fixes and will be sent up with the next batch for
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