SPRUIM2H May 2020 – October 2023 AM2431 , AM2432 , AM2434 , AM6411 , AM6412 , AM6421 , AM6422 , AM6441 , AM6442
Refer to Section 4.4.1 section for more information about all SPI boot modes.
Table 4-12 shows configuration pins assignment to functions when boot mode is SPI using the OSPI module.
BOOTMODE Pins | Field | Value | Description |
---|---|---|---|
8 | Mode | 0 | SPI Mode 0 |
1 | SPI Mode 3 | ||
7 | Csel | 0 | Boot Flash is on CS 0 |
1 | Boot Flash is on CS 1 |
Table 4-13 summarizes the OSPI pin configuration done by ROM code for SPI boot device on port 0.
Device Pin | Module Signal | Pull Enable | Pull Direction | Driver Index | Rx En/Dis | Tx En/Dis | Pinmux Sel |
---|---|---|---|---|---|---|---|
OSPI0_CLK | OSPI0_CLK | Disable | Up | 0 | Disable | Enable | 0 |
OSPI0_LBCLKO | OSPI0_LBCLKO | Disable | Up | 0 | Enable | Enable | 0 |
OSPI0_DQS | OSPI0_DQS | Disable | Up | 0 | Enable | Disable | 0 |
OSPI0_D0 | OSPI0_D0 | Enable | Up | 0 | Enable | Enable | 0 |
OSPI0_D1 | OSPI0_D1 | Enable | Up | 0 | Enable | Enable | 0 |
OSPI0_CSn0 | OSPI0_CSn0 | Enable | Up | 0 | Disable | Enable | 0 |
OSPI0_CSn1 | OSPI0_CSn1 | Enable | Up | 0 | Disable | Enable | 0 |
OSPI0_CSn2 | OSPI0_CSn2 | Enable | Up | 0 | Disable | Enable | 0 |
OSPI0_CSn3 | OSPI0_CSn3 | Enable | Up | 0 | Disable | Enable | 0 |