kerneldoc: stdio: tmpl: Add stdio template

Add STDIO documentation template.

Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Marek Vasut <marek.vasut@gmail.com>
Cc: Tom Rini <trini@ti.com>
[trini: Fix DOCBOOKS line as we don't have linker_lists yet]
Signed-off-by: Tom Rini <trini@ti.com>

doc/DocBook/Makefile

@@ -8,7 +8,7 @@
 
 include $(TOPDIR)/config.mk
 
-DOCBOOKS :=
+DOCBOOKS := stdio.xml
 
 ###
 # The build process is as follows (targets):

doc/DocBook/stdio.tmpl

@@ -0,0 +1,46 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE book PUBLIC "-//OASIS//DTD DocBook XML V4.1.2//EN"
+	"http://www.oasis-open.org/docbook/xml/4.1.2/docbookx.dtd" []>
+
+<book id="UBootSTDIO">
+ <bookinfo>
+  <title>The U-Boot STDIO subsystem</title>
+
+  <legalnotice>
+   <para>
+     This documentation is free software; you can redistribute
+     it and/or modify it under the terms of the GNU General Public
+     License as published by the Free Software Foundation; either
+     version 2 of the License, or (at your option) any later
+     version.
+   </para>
+
+   <para>
+     This program is distributed in the hope that it will be
+     useful, but WITHOUT ANY WARRANTY; without even the implied
+     warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+     See the GNU General Public License for more details.
+   </para>
+
+   <para>
+     You should have received a copy of the GNU General Public
+     License along with this program; if not, write to the Free
+     Software Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+     MA 02111-1307 USA
+   </para>
+
+   <para>
+     For more details see the file COPYING in the source
+     distribution of U-Boot Bootloader.
+   </para>
+  </legalnotice>
+ </bookinfo>
+
+<toc></toc>
+
+  <chapter id="adt">
+     <title>U-Boot Serial subsystem</title>
+!Idrivers/serial/serial.c
+  </chapter>
+
+</book>