SPRUIE9D May 2017 – May 2024 DRA74P , DRA75P , DRA76P , DRA77P
Figure 27-36 and Figure 27-37 show the card detection, identification and selection process.
Register Name | Register Name | Register Name |
---|---|---|
MMCHS_CON | MMCHS_CMD | MMCHS_STAT |
MMCHS_SYSCTL | MMCHS_RSP10 |
Table 27-29 lists the subprocess call summary.
Subprocess Name | Cross-Reference |
---|---|
Initialize module. | See Section 27.5.1.1.2 , eMMC/SD/SDIO Host Controller Initialization Flow. |
Change clock frequency to fit protocol. | See Section 27.5.1.2.1.7.2, MMCHS Clock Frequency Change. |
Send a command. | See Section 27.5.1.2.1.7.1, Command Transfer Flow. |
Perform CMD line reset. | See Section 27.5.1.2.1.1.1, CMD Line Reset Procedure. |