For full device support, we recommend 3.14 or later kernel. For configuration, see the following:
http://www.elinux.org/Minnowboard:MinnowMaxLinuxKernel This will ensure the kernel has all the modules and mechanisms needed. -- Darren On 11/7/14 19:59, Peter Ogden wrote: > Yea, those shell scripts have similar content to the tutorials Martin > mentioned. > > From what I understand, the kernel included with Linux Mint is not compiled > with GPIO SYSFS enabled so there is no /sys/class/gpio to play with. > > This page has some basic info on how to compile the kernel and a link to > the minoboard defconfig.txt. > http://www.elinux.org/Minnowboard:MinnowMaxLinuxKernel > > I think this is the magic that enables GPIO SYSFS: > > # Pinctrl and GPIO Support > CONFIG_PINCTRL_BAYTRAIL=y > CONFIG_GPIOLIB=y > CONFIG_GPIO_SYSFS=y > > > -Peter > > On Fri, Nov 7, 2014 at 7:53 PM, John Hawley <[email protected]> wrote: > >> https://github.com/MinnowBoard/minnow-max-extras/tree/master/calamari >> >> also has some basic examples of how to deal with GPIOs >> >> and >> >> http://www.elinux.org/Minnowboard:MinnowMax#Low_Speed_Expansion_.28Top.29 >> >> has the pinout, including the GPIO numbers >> >> - John >> >> On 11/7/2014 7:51 PM, Peter Ogden wrote: >>> I asked this exact question on IRC last week. >>> >>> What I was told is you need to do is compile the kernel with the GPIO >>> SYSFS enabled. >>> >>> I'm still very new to this myself, so I haven't been able to try this >>> yet. Hopefully that gives you a hit on what to search for. I was >>> googling "compile linux kernel with gpio driver enabled". >>> >>> -Peter >>> >>> On Fri, Nov 7, 2014 at 8:12 AM, Martin Oldfield <[email protected] >>> <mailto:[email protected]>> wrote: >>> >>> Hi, >>> >>> I've got a MinnowBoard MAX happily running Mint, and now I'd like to >>> hookup some devices to it. >>> >>> Ideally I'd like to be able to waggle some GPIO lines, and do SPI, >> but >>> I'm somewhat at a loss where to start, so I thought I'd ask here. >>> >>> Please, does any know if there are documents akin to these but for >> the >>> MinnowBoard MAX anywhere: >>> http://www.minnowboard.org/getting-started/ >>> >>> Mint gives me this kernel: >>> Linux version 3.13.0-24-generic (buildd@batsu) (gcc version 4.8.2 >>> (Ubuntu 4.8.2-19ubuntu1) ) #47-Ubuntu SMP Fri May 2 23:30:00 UTC 2014 >>> >>> Do I need something newer to get GPIO & SPI support for Baytrail ? >>> >>> Thanks in advance of any help. >>> >>> Cheers, >>> -- >>> M. >>> >>> >>> _______________________________________________ >>> elinux-MinnowBoard mailing list >>> [email protected] >>> <mailto:[email protected]> >>> http://lists.elinux.org/mailman/listinfo/elinux-minnowboard >>> >>> >>> >>> >>> _______________________________________________ >>> elinux-MinnowBoard mailing list >>> [email protected] >>> http://lists.elinux.org/mailman/listinfo/elinux-minnowboard >>> >> _______________________________________________ >> elinux-MinnowBoard mailing list >> [email protected] >> http://lists.elinux.org/mailman/listinfo/elinux-minnowboard >> > > > > _______________________________________________ > elinux-MinnowBoard mailing list > [email protected] > http://lists.elinux.org/mailman/listinfo/elinux-minnowboard > -- Darren Hart Intel Open Source Technology Center _______________________________________________ elinux-MinnowBoard mailing list [email protected] http://lists.elinux.org/mailman/listinfo/elinux-minnowboard
