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 <title><![CDATA[SPI的时钟使能信号]]></title>
 <link><![CDATA[http://121.40.142.80/read.php?tid=8801]]></link>
 <description><![CDATA[Latest 20 replies of SPI的时钟使能信号]]></description>
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 <description><![CDATA[是这样啊! 那我再看看,谢谢啊!]]></description>
 <link><![CDATA[http://121.40.142.80/read.php?tid=8801#48072]]></link>
 <author><![CDATA[hexuejunoky]]></author>
 <category><![CDATA[Linux技术交流区]]></category>
 <pubdate><![CDATA[Sun, 21 Nov 2010 14:30:56 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[我印象里根据SPI的spec，时钟信号是数据传输时才会有的。另外，内核里已经包含了S3C2440A的SPI Controller驱动，你最好先参考一下，搞清楚硬件的操作规则
[url]http://lxr.linux.no/linux+v2.6.32.2/drivers/spi/spi_s3c24xx.c[/url]]]></description>
 <link><![CDATA[http://121.40.142.80/read.php?tid=8801#48055]]></link>
 <author><![CDATA[kasim]]></author>
 <category><![CDATA[Linux技术交流区]]></category>
 <pubdate><![CDATA[Sun, 21 Nov 2010 13:14:14 +0000]]></pubdate>
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 <description><![CDATA[驱动程序如下,希望加载后SPICLK0口能产生时钟信号.

#include &lt;linux/module.h&gt;
#include &lt;linux/kernel.h&gt;
#include &lt;linux/fs.h&gt;
#include &lt;linux/init.h&gt;
#include &lt;linux/interrupt.h&gt;
#include &lt;linux/gpio.h&gt;
#include &lt;asm/irq.h&gt;
#include &lt;asm/io.h&gt;
#include  ..]]></description>
 <link><![CDATA[http://121.40.142.80/read.php?tid=8801#48050]]></link>
 <author><![CDATA[hexuejunoky]]></author>
 <category><![CDATA[Linux技术交流区]]></category>
 <pubdate><![CDATA[Sun, 21 Nov 2010 11:54:51 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[谢谢!&nbsp;&nbsp;我是这样配置IO口的:&nbsp;&nbsp;s3c2410_gpio_cfgpin(S3C2410_GPE(13),S3C2410_GPE13_SPICLK0);]]></description>
 <link><![CDATA[http://121.40.142.80/read.php?tid=8801#48044]]></link>
 <author><![CDATA[hexuejunoky]]></author>
 <category><![CDATA[Linux技术交流区]]></category>
 <pubdate><![CDATA[Sun, 21 Nov 2010 10:24:42 +0000]]></pubdate>
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 <description><![CDATA[[quote](1) 
#define pCLKCON (*(unsigned long *)ioremap(0x4c00000c,4); [/quote]
另外，少用这种让人看不懂的定义

起码可以用
#define pCLKCON *((unsigned long *)(base + 0xc))

unsigned long base = ioremap(0x4c000000, 64);]]></description>
 <link><![CDATA[http://121.40.142.80/read.php?tid=8801#48018]]></link>
 <author><![CDATA[kasim]]></author>
 <category><![CDATA[Linux技术交流区]]></category>
 <pubdate><![CDATA[Sun, 21 Nov 2010 05:26:19 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[你确定把SPICLK0对应的GPIO配置成SPICLK0了？]]></description>
 <link><![CDATA[http://121.40.142.80/read.php?tid=8801#48017]]></link>
 <author><![CDATA[kasim]]></author>
 <category><![CDATA[Linux技术交流区]]></category>
 <pubdate><![CDATA[Sun, 21 Nov 2010 05:19:40 +0000]]></pubdate>
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