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Diffstat (limited to 'board/freescale/ls1021aiot/README')
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diff --git a/board/freescale/ls1021aiot/README b/board/freescale/ls1021aiot/README new file mode 100644 index 0000000..08b0268 --- /dev/null +++ b/board/freescale/ls1021aiot/README @@ -0,0 +1,58 @@ +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. |