| Feng Li | 20c700f | 2016-11-03 14:15:17 +0800 | [diff] [blame^] | 1 | Overview |
| 2 | -------- |
| 3 | The LS1021A-IOT is a Freescale reference board that hosts |
| 4 | the LS1021A SoC. |
| 5 | |
| 6 | LS1021AIOT board Overview |
| 7 | ------------------------- |
| 8 | - DDR Controller |
| 9 | - Supports 1GB un-buffered DDR3L SDRAM discrete |
| 10 | devices(32-bit bus) with 4 bit ECC |
| 11 | - DDR power supplies 1.35V to all devices with |
| 12 | automatic tracking of VTT |
| 13 | - Soldered DDR chip |
| 14 | - Supprot one fixed speed |
| 15 | - Ethernet |
| 16 | - Two on-board SGMII 10/100/1G ethernet ports |
| 17 | - One Gbit Etherent RGMII interface to 4-ports switch |
| 18 | with 4x 10/100/1000 RJ145 ports |
| 19 | - CPLD |
| 20 | - 8-bit registers in CPLD for system configuration |
| 21 | - connected to IFC_AD[0:7] |
| 22 | - Power Supplies |
| 23 | - 12V@5A DC |
| 24 | - SDHC |
| 25 | - SDHC port connects directly to a full 8-bit SD/MMC slot |
| 26 | - Support for SDIO devices |
| 27 | - USB |
| 28 | - Two on-board USB 3.0 |
| 29 | - One on-board USB k22 |
| 30 | - PCIe |
| 31 | - Two MiniPCIe Solts |
| 32 | - SATA |
| 33 | - Support SATA Connector |
| 34 | - AUDIO |
| 35 | - AUDIO in and out |
| 36 | - I/O Expansion |
| 37 | - Arduino Shield Connector |
| 38 | - Port0 - CAN/GPIO/Flextimer |
| 39 | - Port1 - GPIO/CPLD Expansion |
| 40 | - Port2 - SPI/I2C/UART |
| 41 | |
| 42 | Memory map |
| 43 | ----------- |
| 44 | The addresses in brackets are physical addresses. |
| 45 | |
| 46 | Start Address End Address Description Size |
| 47 | 0x00_0100_0000 0x00_0FFF_FFFF CCSRBAR 240MB |
| 48 | 0x00_4000_0000 0x00_43FF_FFFF QSPI(Chip select 0) 64MB |
| 49 | 0x00_4400_0000 0x00_47FF_FFFF QSPI(Chip select 1) 64MB |
| 50 | 0x00_6000_0000 0x00_6000_FFFF CPLD 64K |
| 51 | 0x00_8000_0000 0x00_BFFF_FFFF DDR 1GB |
| 52 | |
| 53 | Boot description |
| 54 | ----------------- |
| 55 | LS1021A-IOT support two ways of boot: |
| 56 | Qspi boot and SD boot |
| 57 | The board doesn't support boot from another |
| 58 | source without changing any switch/jumper. |