SPRUIM2H May 2020 – October 2023 AM2431 , AM2432 , AM2434 , AM6411 , AM6412 , AM6421 , AM6422 , AM6441 , AM6442
Table 4-27 shows configuration pins assignment to functions when boot mode is the PCIe mode.
| BOOTMODE Pins | Field | Value | Description |
|---|---|---|---|
| 7 | Clocking | 0 | PHY clock from external pins |
| 1 | PHY clock from internal source |
| Device Pin | Module Signal | Pull Enable | Pull Direction | Driver Index | Rx En/Dis | Tx En/Dis | Pinmux Sel |
|---|---|---|---|---|---|---|---|
| UART1_CTSn | PCIE0_CLKREQn | Enable | Down | 0 | Enable | Enable | 3 |
Note that PCIe (SERDES) pins do not have pin mux options.