SPRSPB0 December 2024 AM2754-Q1
ADVANCE INFORMATION
MMC0 interface is compliant with the JEDEC eMMC electrical standard v5.1 (JESD84-B51) and it supports the following eMMC applications:
Table 6-7 presents the required DLL software configuration settings for MMC0 timing modes.
REGISTER NAME | MMCSD0_SS_PHY_CTRL_x_REG | |||||||||
---|---|---|---|---|---|---|---|---|---|---|
x = 4 | x = 5 | x = 1 | ||||||||
BIT FIELD | [31:24] | [20] | [15:12] | [8] | [4:0] | [17:16] | [10:8] | [2:0] | [1] | |
BIT FIELD NAME | STRBSEL | OTAPDLYENA | OTAPDLYSEL | ITAPDLYENA | ITAPDLYSEL | SELDLYTXCLK SELDLYRXCLK |
FRQSEL | CLKBUFSEL | ENDLL | |
MODE | DESCRIPTION | STROBE DELAY |
OUTPUT DELAY ENABLE |
OUTPUT DELAY VALUE |
INPUT DELAY ENABLE |
INPUT DELAY VALUE |
DLL DELAY CHAIN SELECT |
DLL REF FREQUENCY |
DELAY BUFFER DURATION |
ENABLE DLL |
Legacy SDR | 8-bit PHY operating 1.8 V, 25 MHz | 0x0 | 0x1 | 0x1 | 0x1 | 0x10 | 0x3 | NA(1) | 0x7 | 0x0 |
High Speed SDR | 8-bit PHY operating 1.8 V, 50 MHz | 0x0 | 0x1 | 0x1 | 0x1 | 0xA | 0x3 | NA(1) | 0x7 | 0x0 |
High Speed DDR | 8-bit PHY operating 1.8 V, 50 MHz | 0x0 | 0x1 | 0x6 | 0x1 | 0x3 | 0x0 | 0x4 | NA(1) | 0x1 |
HS200 | 8-bit PHY operating 1.8 V, 200 MHz | 0x0 | 0x1 | 0x8 | 0x1 | Tuning(2) | 0x0 | 0x0 | NA(1) | 0x1 |
HS400 | 8-bit PHY operating 1.8 V, 200 MHz | 0x77 | 0x1 | 0x5 | 0x1 | Tuning(2) | 0x0 | 0x0 | NA(1) | 0x1 |
MMC0 interface is compliant with the SD Host Controller Standard Specification 4.10 and SD Physical Layer Specification v3.01 as well as SDIO Specification v3.00 and it supports the following SD Card applications:
[TBD] presents the required DLL software configuration settings for MMC0 timing modes.