针对freescale imx21的linux2.6的补丁。因为官方只提供2.4内核，2.6内核没有，所以这个补丁对于想开发imx21平台2.6内核的朋友应该有所帮助-Freescale imx21 for the linux2.6 patch. Because only the official 2.4 kernel, 2.6 kernel does not, so this patch imx21 want to develop a platform for the 2.6 kernel s