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<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=ANSI_X3.4-1968" /><title>I2C_BOARD_INFO</title><meta name="generator" content="DocBook XSL Stylesheets V1.75.2" /><link rel="home" href="index.html" title="Linux Device Drivers" /><link rel="up" href="ch10.html" title="Chapter 10. I2C and SMBus Subsystem" /><link rel="prev" href="re756.html" title="struct i2c_board_info" /><link rel="next" href="re758.html" title="i2c_lock_adapter" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center"><span>I2C_BOARD_INFO</span></th></tr><tr><td width="20%" align="left"><a accesskey="p" href="re756.html">Prev</a> </td><th width="60%" align="center">Chapter 10. I<sup>2</sup>C and SMBus Subsystem</th><td width="20%" align="right"> <a accesskey="n" href="re758.html">Next</a></td></tr></table><hr /></div><div class="refentry" title="I2C_BOARD_INFO"><a id="API-I2C-BOARD-INFO"></a><div class="titlepage"></div><div class="refnamediv"><h2>Name</h2><p>I2C_BOARD_INFO —
macro used to list an i2c device and its address
</p></div><div class="refsynopsisdiv" title="Synopsis"><h2>Synopsis</h2><div class="funcsynopsis"><table border="0" summary="Function synopsis" cellspacing="0" cellpadding="0" class="funcprototype-table"><tr><td><code class="funcdef"> <b class="fsfunc">I2C_BOARD_INFO </b>(</code></td><td> <var class="pdparam">dev_type</var>, </td></tr><tr><td> </td><td> <var class="pdparam">dev_addr</var><code>)</code>;</td></tr></table><div class="funcprototype-spacer"> </div></div></div><div class="refsect1" title="Arguments"><a id="id2708992"></a><h2>Arguments</h2><div class="variablelist"><dl><dt><span class="term"><em class="parameter"><code>dev_type</code></em></span></dt><dd><p>
identifies the device type
</p></dd><dt><span class="term"><em class="parameter"><code>dev_addr</code></em></span></dt><dd><p>
the device's address on the bus.
</p></dd></dl></div></div><div class="refsect1" title="Description"><a id="id2709036"></a><h2>Description</h2><p>
This macro initializes essential fields of a struct i2c_board_info,
declaring what has been provided on a particular board. Optional
fields (such as associated irq, or device-specific platform_data)
are provided using conventional syntax.
</p></div></div><div class="navfooter"><hr /><table width="100%" summary="Navigation footer"><tr><td width="40%" align="left"><a accesskey="p" href="re756.html">Prev</a> </td><td width="20%" align="center"><a accesskey="u" href="ch10.html">Up</a></td><td width="40%" align="right"> <a accesskey="n" href="re758.html">Next</a></td></tr><tr><td width="40%" align="left" valign="top"><span>struct i2c_board_info</span> </td><td width="20%" align="center"><a accesskey="h" href="index.html">Home</a></td><td width="40%" align="right" valign="top"> <span>i2c_lock_adapter</span></td></tr></table></div></body></html>
