Nios® V/II Embedded Design Suite (EDS)
Support for Embedded Development Tools, Processors (SoCs and Nios® V/II processor), Embedded Development Suites (EDSs), Boot and Configuration, Operating Systems, C and C++
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DE1-SoC LXDE Audio

Honored Contributor II

I have been going through the Getting Started Guides and am currently trying to get Linux running on the DE1-SOC board. After having followed the procedures in the Getting Started Guide I don't get any audio output. 


There is somenthing wrong in the procedure done? 

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Honored Contributor II

As far as I know, the example provided by Terasic doesn't contain an audio module inside the FPGA fabric. 


You have to add an IP Core to the design that can be accessed from the HPS. In addition to that you need a Linux Kernel driver that provides the software support for the Audio IP-Core. This may require a self-compiled Linux-Kernel and a modified device tree.  


Have a look at following link. I haven't tested it but on first glance it looks okay: (
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