xref: /OK3568_Linux_fs/u-boot/board/freescale/ls1021aiot/README (revision 4882a59341e53eb6f0b4789bf948001014eff981)
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