1*4882a593SmuzhiyunOverview 2*4882a593Smuzhiyun-------- 3*4882a593SmuzhiyunThe LS1021A-IOT is a Freescale reference board that hosts 4*4882a593Smuzhiyunthe LS1021A SoC. 5*4882a593Smuzhiyun 6*4882a593SmuzhiyunLS1021AIOT board Overview 7*4882a593Smuzhiyun------------------------- 8*4882a593Smuzhiyun - DDR Controller 9*4882a593Smuzhiyun - Supports 1GB un-buffered DDR3L SDRAM discrete 10*4882a593Smuzhiyun devices(32-bit bus) with 4 bit ECC 11*4882a593Smuzhiyun - DDR power supplies 1.35V to all devices with 12*4882a593Smuzhiyun automatic tracking of VTT 13*4882a593Smuzhiyun - Soldered DDR chip 14*4882a593Smuzhiyun - Supprot one fixed speed 15*4882a593Smuzhiyun - Ethernet 16*4882a593Smuzhiyun - Two on-board SGMII 10/100/1G ethernet ports 17*4882a593Smuzhiyun - One Gbit Etherent RGMII interface to 4-ports switch 18*4882a593Smuzhiyun with 4x 10/100/1000 RJ145 ports 19*4882a593Smuzhiyun - CPLD 20*4882a593Smuzhiyun - 8-bit registers in CPLD for system configuration 21*4882a593Smuzhiyun - connected to IFC_AD[0:7] 22*4882a593Smuzhiyun - Power Supplies 23*4882a593Smuzhiyun - 12V@5A DC 24*4882a593Smuzhiyun - SDHC 25*4882a593Smuzhiyun - SDHC port connects directly to a full 8-bit SD/MMC slot 26*4882a593Smuzhiyun - Support for SDIO devices 27*4882a593Smuzhiyun - USB 28*4882a593Smuzhiyun - Two on-board USB 3.0 29*4882a593Smuzhiyun - One on-board USB k22 30*4882a593Smuzhiyun - PCIe 31*4882a593Smuzhiyun - Two MiniPCIe Solts 32*4882a593Smuzhiyun - SATA 33*4882a593Smuzhiyun - Support SATA Connector 34*4882a593Smuzhiyun - AUDIO 35*4882a593Smuzhiyun - AUDIO in and out 36*4882a593Smuzhiyun - I/O Expansion 37*4882a593Smuzhiyun - Arduino Shield Connector 38*4882a593Smuzhiyun - Port0 - CAN/GPIO/Flextimer 39*4882a593Smuzhiyun - Port1 - GPIO/CPLD Expansion 40*4882a593Smuzhiyun - Port2 - SPI/I2C/UART 41*4882a593Smuzhiyun 42*4882a593SmuzhiyunMemory map 43*4882a593Smuzhiyun----------- 44*4882a593SmuzhiyunThe addresses in brackets are physical addresses. 45*4882a593Smuzhiyun 46*4882a593SmuzhiyunStart Address End Address Description Size 47*4882a593Smuzhiyun0x00_0100_0000 0x00_0FFF_FFFF CCSRBAR 240MB 48*4882a593Smuzhiyun0x00_4000_0000 0x00_43FF_FFFF QSPI(Chip select 0) 64MB 49*4882a593Smuzhiyun0x00_4400_0000 0x00_47FF_FFFF QSPI(Chip select 1) 64MB 50*4882a593Smuzhiyun0x00_6000_0000 0x00_6000_FFFF CPLD 64K 51*4882a593Smuzhiyun0x00_8000_0000 0x00_BFFF_FFFF DDR 1GB 52*4882a593Smuzhiyun 53*4882a593SmuzhiyunBoot description 54*4882a593Smuzhiyun----------------- 55*4882a593SmuzhiyunLS1021A-IOT support two ways of boot: 56*4882a593SmuzhiyunQspi boot and SD boot 57*4882a593SmuzhiyunThe board doesn't support boot from another 58*4882a593Smuzhiyunsource without changing any switch/jumper. 59