Messages in this thread | | | Date | Tue, 11 Mar 2014 13:48:23 +0200 | From | Mathias Nyman <> | Subject | Re: [PATCH] pinctrl-baytrail: add function mux checking in gpio pin request |
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On 03/11/2014 12:27 PM, Linus Walleij wrote: > On Thu, Mar 6, 2014 at 2:59 PM, Chew Chiau Ee <chiau.ee.chew@intel.com> wrote: > >> From: Chew, Kean Ho <kean.ho.chew@intel.com> >> >> The requested gpio pin must has the func_pin_mux field set >> to GPIO function by BIOS/FW in advanced. Else, the gpio pin >> request would fail. This is to ensure that we do not expose >> any gpio pins which shall be used for alternate functions, >> for eg: wakeup pin, I/O interfaces for LPSS, etc. >> >> Signed-off-by: Chew, Kean Ho <kean.ho.chew@intel.com> >> Signed-off-by: Chew, Chiau Ee <chiau.ee.chew@intel.com> > > Patch applied with Darren's ACK. > > This confirms my suspicion that you will not be able to > hide the pin control interface side of this hardware forever. ;-)
Hate to admit it but so it seems :)
> > Mika/Mathias: any comments?
Patch looks fine
Acked-by: Mathias Nyman <mathias.nyman@linux.intel.com>
-Mathias
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