SPRUI30H November 2015 – May 2024 DRA745 , DRA746 , DRA750 , DRA756
Figure 25-47 shows the different steps that allow changing the eMMC/SD/SDIO bus width.
Register Name | Register Name | Register Name |
---|---|---|
MMCHS_RSP10 | MMCHS_RSP32 | MMCHS_RSP54 |
MMCHS_RSP76 | MMCHS_CON | MMCHS_HCTL |
Subprocess Name | Cross-Reference |
---|---|
Initialize module and card. | See Section 25.5.1.1.2, eMMC/SD/SDIO Host Controller Initialization Flow. See Section 25.5.1.2.1.1, Card Detection, Identification, and Selection. |
Send a SEND_CSD command (CMD9). | See Section 25.5.1.2.1.7.1, Command Transfer Flow. |
Send SWITCH command (CMD6). | See Section 25.5.1.2.1.7.1, Command Transfer Flow. |