[FE training-materials-updates] Add a small slide to talk about how the resources are filled by the kernel
Maxime Ripard
maxime.ripard at free-electrons.com
Wed Oct 2 14:52:40 CEST 2013
Repository : git://git.free-electrons.com/training-materials.git
On branch : kernel-ng
Link : http://git.free-electrons.com/training-materials/commit/?id=3bde9f2d1799fdf4c61ed8a27e901dcd5774a4ce
>---------------------------------------------------------------
commit 3bde9f2d1799fdf4c61ed8a27e901dcd5774a4ce
Author: Maxime Ripard <maxime.ripard at free-electrons.com>
Date: Wed Oct 2 14:48:53 2013 +0200
Add a small slide to talk about how the resources are filled by the kernel
Signed-off-by: Maxime Ripard <maxime.ripard at free-electrons.com>
>---------------------------------------------------------------
3bde9f2d1799fdf4c61ed8a27e901dcd5774a4ce
slides/kernel-device-model/kernel-device-model.tex | 14 ++++++++++++++
1 file changed, 14 insertions(+)
diff --git a/slides/kernel-device-model/kernel-device-model.tex b/slides/kernel-device-model/kernel-device-model.tex
index 916431e..5bce5e6 100644
--- a/slides/kernel-device-model/kernel-device-model.tex
+++ b/slides/kernel-device-model/kernel-device-model.tex
@@ -652,6 +652,20 @@ static struct platform_driver serial_omap_driver = {
\end{itemize}
\end{frame}
+\begin{frame}
+ \frametitle{Device Tree Resources}
+ \begin{itemize}
+ \item The drivers will use the same mechanism than we saw previously
+ to retrieve the basic informations: interrupts numbers, physical
+ addresses, etc.
+ \item The available resources list will be built up by the kernel at
+ boot time from the device tree, so that you don't need to make any
+ unnnecessary lookups to the DT when loading your driver.
+ \item Any additional informations will be specific to a driver or
+ the class it belongs to, defining the {\em bindings}
+ \end{itemize}
+\end{frame}
+
\begin{frame}{Device Tree bindings}
\begin{itemize}
\item The compatible string and the associated properties define
More information about the training-materials-updates
mailing list