Add support for multiplexed SDIO pins from Uros

git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@3898 42af7a65-404d-4744-a932-0658087f49c3

1 files changed, 39 insertions, 6 deletions

diff --git a/nuttx/Documentation/NuttxPortingGuide.html b/nuttx/Documentation/NuttxPortingGuide.html
index a2b17b108..2fda4d612 100644
--- a/nuttx/Documentation/NuttxPortingGuide.html
+++ b/nuttx/Documentation/NuttxPortingGuide.html
@@ -12,7 +12,7 @@
       <h1><big><font color="#3c34ec">
         <i>NuttX RTOS Porting Guide</i>
       </font></big></h1>
-      <p>Last Updated: July 27, 2011</p>
+      <p>Last Updated: August 19, 2011</p>
     </td>
   </tr>
 </table>
@@ -730,6 +730,8 @@
       <code>setenv.sh</code>: This is a script that you can include that will be installed at
       the top level of the directory structure and can be sourced to set any
       necessary environment variables.
+      You will most likely have to customize the default <code>setenv.sh</code> script in order
+      for it to work correctly in your environment.
     </p>
   </li>
 </ul>
@@ -863,8 +865,8 @@
   </li>
 
   <li><code>configs/olimex-lpc2378</code>:
-	This port uses the Olimex-lpc2378 board and a GNU arm-elf toolchain under
-	Linux or Cygwin.  STATUS: ostest and NSH configurations available.
+    This port uses the Olimex-lpc2378 board and a GNU arm-elf toolchain under
+    Linux or Cygwin.  STATUS: ostest and NSH configurations available.
   </li>
 
   <li><code>configs/olimex-strp711</code>:
@@ -904,12 +906,12 @@
   </li>
 
   <li><code>configs/sam3u-ek</code>:
-	The port of NuttX to the Atmel SAM3U-EK development board.
+    The port of NuttX to the Atmel SAM3U-EK development board.
   </li>
 
   <li><code>configs/skp16c26</code>:
-	Renesas M16C processor on the Renesas SKP16C26 StarterKit.  This port
-	uses the GNU m32c toolchain.  STATUS:  The port is complete but untested
+    Renesas M16C processor on the Renesas SKP16C26 StarterKit.  This port
+    uses the GNU m32c toolchain.  STATUS:  The port is complete but untested
     due to issues with compiler internal errors.
   </li>
 
@@ -3847,6 +3849,21 @@ build
   </li>
 </ul>
 
+<h3>SDIO/SDHC driver</h3>
+<ul>
+  <li>
+    <code>CONFIG_SDIO_DMA</code>: SDIO driver supports DMA
+  </li>
+  <li>
+    <code>CONFIG_SDIO_MUXBUS</code>: Set this SDIO interface if the SDIO interface
+    or hardware resources are shared with other drivers.
+  </li>
+  <li>
+    <code>CONFIG_SDIO_WIDTH_D1_ONLY</code>: Select 1-bit transfer mode.  Default:
+    4-bit transfer mode.
+  </li>
+</ul>
+
 <h3>SDIO-based MMC/SD driver</h3>
 <ul>
   <li>
@@ -3977,6 +3994,22 @@ build
   </li>
 </ul>
 
+<h3>Analog Devices</h3>
+<ul>
+  <li>
+    <code>CONFIG_DAC</code>:
+    Enables general support for Digital-to-Analog conversion devices.
+  </li>
+  <li>
+    <code>CONFIG_ADC</code>:
+    Enables general support for Analog-to-Digital conversion devices.
+  </li>
+  <li>
+    <code>CONFIG_ADC_ADS125X</code>:
+    Adds support for the TI ADS 125x ADC.
+  </li>
+</ul>
+
 <h3>ENC28J60 Ethernet Driver Configuration Settings</h3>
 <ul>
   <li>