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内核中nand flash驱动问题



从内核启动打印信息看:

NAND device: Manufacturer ID: 0x2c, Chip ID: 0xda (Micron MT29F2G08ABAEAWP)   //我们板子确实是这款,

问题1:但是这里怎么知道这里页大小,block大小。有那个文件来定义的??
Creating 9 MTD partitions on "omap2-nand.0":      

  // 问题2:  "omap2-nand.0":  这个是什么意思??
0x000000000000-0x000000020000 : "SPL"
0x000000020000-0x000000040000 : "SPL.backup1"
0x000000040000-0x000000060000 : "SPL.backup2"
0x000000060000-0x000000080000 : "SPL.backup3"
0x000000080000-0x000000260000 : "U-Boot"
0x000000260000-0x000000280000 : "U-Boot Env"
0x000000280000-0x000000580000 : "LOGO"
0x000000580000-0x000000a80000 : "Kernel"
0x000000a80000-0x000010000000 : "File System"   //256M