12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152535455565758 |
- Overview
- --------
- The LS1021A-IOT is a Freescale reference board that hosts
- the LS1021A SoC.
- LS1021AIOT board Overview
- -------------------------
- - DDR Controller
- - Supports 1GB un-buffered DDR3L SDRAM discrete
- devices(32-bit bus) with 4 bit ECC
- - DDR power supplies 1.35V to all devices with
- automatic tracking of VTT
- - Soldered DDR chip
- - Supprot one fixed speed
- - Ethernet
- - Two on-board SGMII 10/100/1G ethernet ports
- - One Gbit Etherent RGMII interface to 4-ports switch
- with 4x 10/100/1000 RJ145 ports
- - CPLD
- - 8-bit registers in CPLD for system configuration
- - connected to IFC_AD[0:7]
- - Power Supplies
- - 12V@5A DC
- - SDHC
- - SDHC port connects directly to a full 8-bit SD/MMC slot
- - Support for SDIO devices
- - USB
- - Two on-board USB 3.0
- - One on-board USB k22
- - PCIe
- - Two MiniPCIe Solts
- - SATA
- - Support SATA Connector
- - AUDIO
- - AUDIO in and out
- - I/O Expansion
- - Arduino Shield Connector
- - Port0 - CAN/GPIO/Flextimer
- - Port1 - GPIO/CPLD Expansion
- - Port2 - SPI/I2C/UART
- Memory map
- -----------
- The addresses in brackets are physical addresses.
- Start Address End Address Description Size
- 0x00_0100_0000 0x00_0FFF_FFFF CCSRBAR 240MB
- 0x00_4000_0000 0x00_43FF_FFFF QSPI(Chip select 0) 64MB
- 0x00_4400_0000 0x00_47FF_FFFF QSPI(Chip select 1) 64MB
- 0x00_6000_0000 0x00_6000_FFFF CPLD 64K
- 0x00_8000_0000 0x00_BFFF_FFFF DDR 1GB
- Boot description
- -----------------
- LS1021A-IOT support two ways of boot:
- Qspi boot and SD boot
- The board doesn't support boot from another
- source without changing any switch/jumper.
|