| 2xQUP v3 serial engine | ||
| Serial engine instances | QUPV3_0 | QUPV3_1 |
| Application processor QUP v3 serial engine | 4 | 3 |
| 2xUSB controller | ||
| Controller address | 0xa600000 | 0xa800000 |
| Max speed | USB 3.x SuperSpeed | USB 2.0 high speed |
| HS/SS PHY power rails |
|
|
| 1xPCIe controller | ||
| Root complex | RC0 (0x1c08000) | – |
| Speed | Gen2 | – |
| Configuration space | 0x40100000 (0x100000) 1 MB | – |
| I/O space | 0x40200000 (0x100000) 1 MB | – |
| Base address register space (BAR) | 0x40300000 (0x1fd00000) 509 MB | – |
| Power rails |
| – |
| Interrupts | MSI and PCI legacy interrupts | – |
| Power management | ASPM (L1/L1ss, L0s) | – |
QUP v3 mapping to protocols and GPIOs in Dragonwing IQ-615
Dragonwing IQ-615 has two QUP v3 serial engines. The following table list the protocol and GPIO mapping. Table : Dragonwing IQ-615 QUP v3 serial engine protocol mapping| QUP v3 serial engine | Protocols | QUP lane to GPIO mapping | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UART | HS UART | I2C-M | SPI-M | L0 | L1 | L2 | L3 | L4 | L5 | L6 | ||
| QUP_0 | SE0 | Yes | – | Yes | Yes | 20 | 21 | 22 | 23 | – | – | – |
| SE1 | – | – | Yes | – | 14 | 15 | – | – | – | – | – | |
| SE2 | Yes | – | Yes | Yes | 6 | 7 | 8 | 9 | – | – | – | |
| SE3 | Yes | Yes | Yes | Yes | 10 | 11 | 12 | 13 | – | – | – | |
| QUP_1 | SE1 | – | – | Yes | – | 4 | 5 | – | – | – | – | – |
| SE2 | Yes | – | Yes | Yes | 0 | 1 | 2 | 3 | – | – | – | |
| SE3 | – | – | Yes | – | 18 | 19 | – | – | – | – | – | |