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blackcainon Librem 5 dev kits are shipping

The modem audio is not sent over i2s with the SIMCom SIM7100, it is going over a USB connection as raw PCM and is managed by haegtesse. https://source.puri.sm/Librem5/haegtesse

blackcainon Librem 5 dev kits are shipping

That's why the support channels were setup. Also, there still isn't a lot of details to share in the first place. The problem comes down to sending the initalization codes to the panel, which for some reason is not working. The conversations continues. Now you're as up to date as the rest of the librem 5 team.

I didn't want to drop into overly technical detail as not everyone wants that. You are of course welcome to participate in the community forum that was setup to chat about the state of the dev kit.