Oh, I'm on a BB Green. Should that have been am335x-bonegreen-audio.dtb?

I'm in initramfs, but I'm not sure how to find the uEnv.txt file to edit it.

> On Apr 4, 2016, at 20:29 , Rick Mann <rm...@roderickmann.org> wrote:
> 
> I updated to -r7, and set the dtb=am335x-boneblack-audio.dtb
> 
> uEnv.txt: http://pastebin.com/yhQqzGWZ
> 
> Booting fails now. Log: http://pastebin.com/M8YJJGWi
> 
>> U-Boot SPL 2016.03-00001-gd12d09f (Mar 17 2016 - 16:16:15)
>> Trying to boot from MMC
>> bad magic
>> .
>> .
>> .
>> Loading, please wait...
>> mount: can't find /root in /etc/fstab
>> Target filesystem doesn't have requested /sbin/init.
>> mount: mounting /dev on /root/dev failed: No such file or directory
>> No init found. Try passing init= bootarg.
>> modprobe: module i8042 not found in modules.dep
>> modprobe: module ehci-pci not found in modules.dep
>> modprobe: module ehci-orion not found in modules.dep
>> modprobe: module uhci-hcd not found in modules.dep
>> modprobe: module ohci-hcd not found in modules.dep
> 
> I updated to -r7 with apt-get install.
> 
> Did my MMC get corrupted?
> 
>> On Apr 4, 2016, at 13:36 , Robert Nelson <robertcnel...@gmail.com> wrote:
>> 
>> 
>> On Apr 4, 2016 3:17 PM, "Rick Mann" <rm...@latencyzero.com> wrote:
>>> 
>>> 
>>>> On Apr 4, 2016, at 06:57 , Robert Nelson <robertcnel...@gmail.com> wrote:
>>>> 
>>>> 
>>>> 
>>>> On Mon, Apr 4, 2016 at 8:41 AM, Robert Nelson <robertcnel...@gmail.com> 
>>>> wrote:
>>>> 
>>>> 
>>>> On Mon, Apr 4, 2016 at 4:47 AM, Rick Mann <rm...@latencyzero.com> wrote:
>>>> I'm trying to get my audio cape to work (which is nearly identical to the 
>>>> cape that was available for sale). I've had it working to some level of 
>>>> success with past kernels (3.1.18), but now I'm on 4.4.6. My existing DTS 
>>>> didn't work, so I'm looking at how the BB-BONE-AUDI-02 DTS is written.
>>>> 
>>>> One of the differences is that it doesn't explicitly call out the McASP 
>>>> clock frequency like the older one did. Instead, it seems to refer to 
>>>> clk_mcasp0. But when I copy the same code into my DTS, I get:
>>>> 
>>>> [  103.180866] of_resolve_phandles: Could not find symbol 'clk_mcasp0'
>>>> [  103.187269] bone_capemgr bone_capemgr: slot #4: Failed to resolve tree
>>>> 
>>>> I found it defined by grepping /boot/dtbs. It's in 
>>>> /boot/dtbs/4.4.6-bone-rt-r6/am335x-abbbi.dtb. Where can I find the source 
>>>> files for these DTBs?
>>>> 
>>>> Is this dtb part of what's loaded by default in 4.4.6-bone-rt-r6? If not, 
>>>> can I copy the definition into my
>>>> 
>>>> FWIW, here's my DTS and some output from dmesg: 
>>>> http://pastebin.com/niDkWdWV
>>>> 
>>>> 
>>>> You need to add this to your base *.dtb:
>>>> 
>>>> https://github.com/RobertCNelson/dtb-rebuilder/blob/4.1-ti/src/arm/am335x-boneblack-audio.dts#L17-L28
>>>> 
>>>> btw, the one thing i haven't tried, have everything in the clk defined 
>>>> except for the gpio and load that as part of the audio overlay..
>>>> 
>>>> side note, we just got audio (cape audio rev b) working a few weeks back, 
>>>> so this is relatively new
>>> 
>>> Thanks, Robert. I'll give that a shot. I'm not immediately sure what my 
>>> current base *.dtb is, nor how to build a new one and specify that be used. 
>>> But maybe I can piggyback off the one you show there.
>> 
>> Switch to r7, just pushed it out this morning.
>> 
>> dtb=am335x-boneblack-audio.dtb
>> 
>>> 
>>> Out of curiosity, why can't this be done as an overlay (to help me 
>>> understand the Device Tree better)?
>>> 
>> 
>> Just a bug in the clock driver, the dynamic overlay changes is still very 
>> fragile. In most cases moving the driver as a module vs built-in, fixes it 
>> right up.. Except this is the clock driver, it needs to be built in..
>> 
>> Regards,
>> 
>> 
>> -- 
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> 
> 
> -- 
> Rick
> 
> 
> 
> -- 
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-- 
Rick



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