[FE training-materials-updates] sysdev-thirdparty: instruct to build the audio kernel driver

[Alexandre Belloni]

Repository : git://git.free-electrons.com/training-materials.git

On branch  : sysdev-xplained
Link       : http://git.free-electrons.com/training-materials/commit/?id=f7fac1ac9b693afba9a90c75e223f18658b2cf1d

>---------------------------------------------------------------

commit f7fac1ac9b693afba9a90c75e223f18658b2cf1d
Author: Alexandre Belloni <alexandre.belloni at free-electrons.com>
Date:   Thu Jul 24 16:40:46 2014 +0200

    sysdev-thirdparty: instruct to build the audio kernel driver
    
    Signed-off-by: Alexandre Belloni <alexandre.belloni at free-electrons.com>


>---------------------------------------------------------------

f7fac1ac9b693afba9a90c75e223f18658b2cf1d
 labs/sysdev-thirdparty/sysdev-thirdparty.tex |    8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/labs/sysdev-thirdparty/sysdev-thirdparty.tex b/labs/sysdev-thirdparty/sysdev-thirdparty.tex
index f9237f1..790d531 100644
--- a/labs/sysdev-thirdparty/sysdev-thirdparty.tex
+++ b/labs/sysdev-thirdparty/sysdev-thirdparty.tex
@@ -13,6 +13,14 @@ easier. However, learning how to perform these operations manually
 will significantly help you when you'll face issues with more
 automated tools.
 
+\section{Audio support in the Kernel}
+
+Recompile your kernel with audio support. The options we want are:
+\code{CONFIG_SOUND}, \code{CONFIG_SND_USB} and
+\code{CONFIG_SND_USB_AUDIO}.
+
+Boot your board with this new kernel.
+
 \section{Figuring out library dependencies}
 
 We're going to integrate the \code{alsa-utils} and \code{ogg123}. As