mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-12-30 06:53:09 +00:00
20c700f8da
The patch adds support for Freescale ls1021a-iot board. Signed-off-by: Feng Li <feng.li_2@nxp.com> [YS: rewrite commit message, fix whitespace in Kconfig] Reviewed-by: York Sun <york.sun@nxp.com>
58 lines
1.5 KiB
Text
58 lines
1.5 KiB
Text
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.
|