Information

Section Number Title Page
46.5 Functional description...................................................................................................................................................1394
46.5.1 Data buffer...................................................................................................................................................1394
46.5.2 DMA crossbar switch interface....................................................................................................................1400
46.5.3 SD protocol unit...........................................................................................................................................1406
46.5.4 Clock & reset manager.................................................................................................................................1408
46.5.5 Clock generator............................................................................................................................................1409
46.5.6 SDIO card interrupt......................................................................................................................................1409
46.5.7 Card insertion and removal detection..........................................................................................................1411
46.5.8 Power management and wakeup events.......................................................................................................1412
46.5.9 MMC fast boot.............................................................................................................................................1413
46.6 Initialization/application of SDHC...............................................................................................................................1415
46.6.1 Command send and response receive basic operation.................................................................................1415
46.6.2 Card identification mode..............................................................................................................................1416
46.6.3 Card access...................................................................................................................................................1421
46.6.4 Switch function............................................................................................................................................1432
46.6.5 ADMA operation.........................................................................................................................................1434
46.6.6 Fast boot operation.......................................................................................................................................1435
46.6.7 Commands for MMC/SD/SDIO/CE-ATA...................................................................................................1439
46.7 Software restrictions.....................................................................................................................................................1445
46.7.1 Initialization active.......................................................................................................................................1445
46.7.2 Software polling procedure..........................................................................................................................1446
46.7.3 Suspend operation........................................................................................................................................1446
46.7.4 Data length setting.......................................................................................................................................1446
46.7.5 (A)DMA address setting..............................................................................................................................1446
46.7.6 Data port access...........................................................................................................................................1447
46.7.7 Change clock frequency...............................................................................................................................1447
46.7.8 Multi-block read...........................................................................................................................................1447
K10 Sub-Family Reference Manual, Rev. 6, Nov 2011
Freescale Semiconductor, Inc. 45