Home | History | Annotate | only in /external/u-boot/board/freescale/ls1021aiot
Up to higher level directory
NameDateSize
dcu.c22-Oct-2020924
Kconfig22-Oct-2020230
ls1021aiot.c22-Oct-20204.9K
ls102xa_pbi.cfg22-Oct-2020214
ls102xa_rcw_sd.cfg22-Oct-2020729
MAINTAINERS22-Oct-2020201
Makefile22-Oct-2020183
psci.S22-Oct-2020394
README22-Oct-20201.5K

README

      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.
     59