No more sound after installing v. 4.1 in recalbox
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 just updated my post to add a chmod 
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 @Substring 
 This time, seems it was working. But still no sound, just for the feedback.
 Like it was a fresh install, just need some time to configurate the network.
 And for your info, I also did the hifiberry line in config.txt, and comment dtparam.
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 @dragu So this is definitely not a recalbox config itself problem, but a kernel modules loading ... You should try to manually modprobe all the missing modules from your previous screenshot. What I don't understand is why the kernel doesn't detect your hifiberry and load the drivers accordingly ... 
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 @Substring 
 You should try to manually modprobe all the missing modules from your previous screenshot. What I don't understand is why the kernel doesn't detect your hifiberry and load the drivers accordingly ...I am just a simple man...I am not inside this stuff. Concerning my config.txt 
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 @Substring 
 To compare, I shot the screen lsmod from march 4.1u
 Thanks anyway for your help and not urgent.
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 @Dragu @Substring I will try it out as well with the old config.sh and report as soon as I am home. 
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 @dragu I prefer support archives  
 Hifiberry doc suggests to adddtdebug=1in config.txt to eventually debug. could you add it ? (see "Device not recognised?" at https://www.hifiberry.com/build/documentation/configuring-linux-3-18-x/) and make a support archive ? I'd like to check what dmesg reports
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 @Substring https://file.ac/drgmKFzTWo0/ - Added your "old" config.sh
- Commented out dtparam=audio=on
- Added dtoverlay=hifiberry-dacplus
- Added dtdebug=1
 Not even the green indication light on the hifiberry dacplus is on  Anything else I can test? 
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 @lackyluuk i need the output of dmesg since dtdebu=1 should make device trees verbose. You can make a support archive, that would be even better 
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 @Substring I have attached one above  
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 @Substring Did you already have time to have a look at the support archive? 
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 @lackyluuk sorry, this got out of my mind ... Well, nope, nothing special, as if the pi wouldn't load the overlay or god knows what 
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 @Substring 
 Yes, I understand,
 the x(86) compatibility is a killer. 
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 @Substring okay, thank you for checking. I ran out of ideas  Just let me know when you have some new ideas to check Just let me know when you have some new ideas to check 
 Thanks mate
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 @dragu someone's making fun at me here, uh ?  @lackyluuk the only thing i understand is that kernel modules aren't loaded. So i guess the device is not found by the kernel. @Dragu do you think you can check in your march version if dmesg finds the hifiberry ? 
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 @Substring 
 Hi,
 Yes I see it on the list. How can I send you the result of dmesg ?
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 @dragu you can create a support file. The easiest way is to let it be created by the recalbox manager. There you also get directly a link to the file which you can share 
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 @lackyluuk 
 @Substring
 Simple, thanks. Hope that everything inside.
 https://file.ac/7P8sJvtlGxM/
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 @dragu Ok so in that case, we do see [ 2.938674] snd-rpi-hifiberry-dacplus soc:sound: ASoC: CODEC DAI pcm512x-hifi not registered [ 2.938691] snd-rpi-hifiberry-dacplus soc:sound: snd_soc_register_card() failed: -517 [ 3.012972] snd-rpi-hifiberry-dacplus soc:sound: pcm512x-hifi <-> 3f203000.i2s mapping okSo it really looks like a device detection problem, which can only occur at boot ... 
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 I'll get in touch with hifibery and see how I can get a device. By the way i saw their DAC+ is compatible with the Tinkerboard ^^ 
 
			
		