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AM3715使用Hynix DDR400替换原来的micron DDR 333出现问题

Other Parts Discussed in Thread: AM3715

自己做了个板子,开始是按照EVM的样板进行设计的,选用的芯片是AM3715 800MHZ,内存使用的是Micron DDR333,此开发板可以跑起来。但是之后开发板改进设计,芯片选用AM3715 1GHZ,内存选用Hynix DDR400,开发板其他没有改动。这个时候,出问题了,只能跑x-loader,进入u-boot之后就停止了,以下是输出信息:

Texas Instruments X-Loader 1.51 (May 22 2012 - 23:33:15)

Starting X-loader on MMC

Reading boot sector

217968 Bytes Read from MMC

Starting OS Bootloader from MMC...

Starting OS Bootloader...

之后就无动静了。Linux内核选用的是2.6.37版本,在TI官网上下载的。

在x-loader源码里面在void config_3430sdram_ddr(void)已经把相关的原来Micron的参数配置改为Hynix的。