This post here, Jen S' post https://groups.google.com/forum/#!searchin/beagleboard/sdcard$20device$20tree/beagleboard/fOGeXCub9OY/lSNBcjpLvgkJ
On Sun, Aug 2, 2015 at 12:57 PM, William Hermans <[email protected]> wrote: > Rick, I forget the steps, but last year, or even before that someone on > the groups showed how to use the device tree compiler to decompile a blob > file. So if you have the dtb for Angstrom, it should be decompilable. > > The post in question was in relation to the sdcard operating in 2bit mode > ? versus 4bit. But maybe someone else here recalls how to decompile dt's > using the device tree compiler ? > > Then if you can not get your hands on a device tree compiler old enough. I > do have several images ( including original Angstrom- updated to 3.8.8 ) > that should do the trick. SO at minimum if i can remember how, and had the > binary file i could decompile it myself, and give you a pastebin link to > the source. > > On Sun, Aug 2, 2015 at 12:51 PM, Rick Mann <[email protected]> wrote: > >> Thanks, William. >> >> Yeah, I saw that post. I've also emailed them for support. I could try to >> fix it myself, but despite much time invested, I just don't "get" DTBs (and >> I've written a lot of code on a lot of different platforms, and designed >> and built boards around a lot of different MCUs). Their DTB source doesn't >> seem to be available (I've asked for that, too), so I'd have to make one >> from scratch. >> >> They don't have a proper schematic that I can find, but they do show the >> GPIO and ADC pins used ( >> https://docs.google.com/document/d/1XQtcoCa3WckPbJZpxYE6ueTVv-GCCfnqHIo7_dZ5UUs/edit, >> page 4). This might be a good Cape for me to finally learn how to write an >> overlay, but I feel completely helpless and don't even know where to begin. >> >> > On Aug 2, 2015, at 12:43 , William Hermans <[email protected]> wrote: >> > >> > Rick, have you read this yet ? >> http://inspire.logicsupply.com/2014/06/relay-cape.html >> > >> > Particularly the comments. Seems they are unconcerned with making it >> work with Debian. Which I would think would be fairly easy once one knows >> how to muck around in device tree blobs. But hey, I'm not the one trying to >> sell this product ;) >> > >> > Three options I can see, short of finding some one who has already >> "ported" the device tree to debian. >> > >> > 1). Ask for your money back. >> > 2) Ask them to fix the problem. >> > 3) Fix it yourself . . . >> > >> > It's been quite a while since the BBB's have been shipped with >> Angstrom. Yet they're still selling the product. Personally I think this is >> on them to fix. *If* they expect to capitalize on this product. But maybe >> reassigning a pin, or a few pins would be trivial for someone ? >> > >> > On Sun, Aug 2, 2015 at 12:20 PM, Rick Mann <[email protected]> >> wrote: >> > I just got a Logic Supply Relay Cape, and I'm trying it out with a >> recent Debian. I put their supplied .dtbo file in /boot/dtbs/3.8.13-bone70. >> I disabled HDMI and tried to enable the cape, and I get this at boot: >> > >> > Uncompressing Linux... done, booting the kernel. >> > [ 0.337870] omap2_mbox_probe: platform not supported >> > [ 0.492868] tps65217-bl tps65217-bl: no platform data provided >> > [ 0.577268] bone-capemgr bone_capemgr.9: slot #1: No cape found >> > [ 0.614377] bone-capemgr bone_capemgr.9: slot #2: No cape found >> > [ 0.651486] bone-capemgr bone_capemgr.9: slot #3: No cape found >> > [ 0.669029] bone-capemgr bone_capemgr.9: slot #7: CBB-Relay conflict >> P8.26 (#0:CBB-Relay) >> > [ 0.677638] bone-capemgr bone_capemgr.9: slot #7: Failed verification >> > [ 0.684383] bone-capemgr bone_capemgr.9: loader: failed to load >> slot-7 CBB-Relay:00A0 (prio 0) >> > [ 0.696333] bone-iio-helper CBB-Relay-ain.17: Could not get AIN1 >> analog input >> > [ 0.708964] omap_hsmmc mmc.5: of_parse_phandle_with_args of 'reset' >> failed >> > [ 0.772848] pinctrl-single 44e10800.pinmux: pin 44e10854 already >> requested by 44e10800.pinmux; cannot claim for gpio-leds.8 >> > [ 0.784533] pinctrl-single 44e10800.pinmux: pin-21 (gpio-leds.8) >> status -22 >> > [ 0.791815] pinctrl-single 44e10800.pinmux: could not request pin 21 >> on device pinctrl-single >> > >> > Clearly I'm missing something, and googling has turned up nothing on >> how to use it with debian. I also can't seem to find Logic Supply's github >> repo for it. >> > >> > Has anyone made this work with Debian? Thanks! >> > >> > >> > -- >> > Rick Mann >> > [email protected] >> > >> > >> > -- >> > For more options, visit http://beagleboard.org/discuss >> > --- >> > You received this message because you are subscribed to the Google >> Groups "BeagleBoard" group. >> > To unsubscribe from this group and stop receiving emails from it, send >> an email to [email protected]. >> > For more options, visit https://groups.google.com/d/optout. >> > >> > >> > -- >> > For more options, visit http://beagleboard.org/discuss >> > --- >> > You received this message because you are subscribed to the Google >> Groups "BeagleBoard" group. >> > To unsubscribe from this group and stop receiving emails from it, send >> an email to [email protected]. >> > For more options, visit https://groups.google.com/d/optout. >> >> >> -- >> Rick Mann >> [email protected] >> >> >> -- >> For more options, visit http://beagleboard.org/discuss >> --- >> You received this message because you are subscribed to the Google Groups >> "BeagleBoard" group. >> To unsubscribe from this group and stop receiving emails from it, send an >> email to [email protected]. >> For more options, visit https://groups.google.com/d/optout. >> > > -- For more options, visit http://beagleboard.org/discuss --- You received this message because you are subscribed to the Google Groups "BeagleBoard" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. For more options, visit https://groups.google.com/d/optout.
