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diff --git a/board/freescale/ls1021atwr/README b/board/freescale/ls1021atwr/README new file mode 100644 index 0000000000..d2821cbb6b --- /dev/null +++ b/board/freescale/ls1021atwr/README @@ -0,0 +1,109 @@ +Overview +-------- +The LS1021ATWR is a Freescale reference board that hosts the LS1021A SoC. + +LS1021A SoC Overview +------------------ +The QorIQ LS1 family, which includes the LS1021A communications processor, +is built on Layerscape architecture, the industry's first software-aware, +core-agnostic networking architecture to offer unprecedented efficiency +and scale. + +A member of the value-performance tier, the QorIQ LS1021A processor provides +extensive integration and power efficiency for fanless, small form factor +enterprise networking applications. Incorporating dual ARM Cortex-A7 cores +running up to 1.0 GHz, the LS1021A processor delivers pre-silicon CoreMark +performance of over 6,000, as well as virtualization support, advanced +security features and the broadest array of high-speed interconnects and +optimized peripheral features ever offered in a sub-3 W processor. + +The QorIQ LS1021A processor features an integrated LCD controller, +CAN controller for implementing industrial protocols, DDR3L/4 running +up to 1600 MHz, integrated security engine and QUICC Engine, and ECC +protection on both L1 and L2 caches. The LS1021A processor is pin- and +software-compatible with the QorIQ LS1020A and LS1022A processors. + +The LS1021A SoC includes the following function and features: + + - ARM Cortex-A7 MPCore compliant with ARMv7-A architecture + - Dual high-preformance ARM Cortex-A7 cores, each core includes: + - 32 Kbyte L1 Instruction Cache and Data Cache for each core (ECC protection) + - 512 Kbyte shared coherent L2 Cache (with ECC protection) + - NEON Co-processor (per core) + - 40-bit physical addressing + - Vector floating-point support + - ARM Core-Link CCI-400 Cache Coherent Interconnect + - One DDR3L/DDR4 SDRAM memory controller with x8/x16/x32-bit configuration + supporting speeds up to 1600Mtps + - ECC and interleaving support + - VeTSEC Ethernet complex + - Up to 3x virtualized 10/100/1000 Ethernet controllers + - MII, RMII, RGMII, and SGMII support + - QoS, lossless flow control, and IEEE 1588 support + - 4-lane 6GHz SerDes + - High speed interconnect (4 SerDes lanes with are muxed for these protocol) + - Two PCI Express Gen2 controllers running at up to 5 GHz + - One Serial ATA 3.0 supporting 6 GT/s operation + - Two SGMII interfaces supporting 1000 Mbps + - Additional peripheral interfaces + - One high-speed USB 3.0 controller with integrated PHY and one high-speed + USB 2.00 controller with ULPI + - Integrated flash controller (IFC) with 16-bit interface + - Quad SPI NOR Flash + - One enhanced Secure digital host controller + - Display controller unit (DCU) 24-bit RGB (12-bit DDR pin interface) + - Ten UARTs comprised of two 16550 compliant DUARTs, and six low power + UARTs + - Three I2C controllers + - Eight FlexTimers four supporting PWM and four FlexCAN ports + - Four GPIO controllers supporting up to 109 general purpose I/O signals + - Integrated advanced audio block: + - Four synchronous audio interfaces (SAI) + - Sony/Philips Digital Interconnect Format (SPDIF) + - Asynchronous Sample Rate Converter (ASRC) + - Hardware based crypto offload engine + - IPSec forwarding at up to 1Gbps + - QorIQ Trust Architecture, Secure Boot, and ARM TrustZone supported + - Public key hardware accelerator + - True Random Number Generator (NIST Certified) + - Advanced Encryption Standard Accelerators (AESA) + - Data Encryption Standard Accelerators + - QUICC Engine ULite block + - Two universal communication controllers (TDM and HDLC) supporting 64 + multichannels, each running at 64 Kbps + - Support for 256 channels of HDLC + - QorIQ TrustArchitecture with Secure Boot, as well as ARM TrustZone supported + +LS1021ATWR board Overview +------------------------- + - DDR Controller + - Supports rates of up to 1600 MHz data-rate + - Supports one DDR3LP SDRAM. + - IFC/Local Bus + - NOR: 128MB 16-bit NOR Flash + - Ethernet + - Three on-board RGMII 10/100/1G ethernet ports. + - CPLD + - Clocks + - System and DDR clock (SYSCLK, DDRCLK) + - SERDES clocks + - Power Supplies + - SDHC + - SDHC/SDXC connector + - Other IO + - One Serial port + - Three I2C ports + +Memory map +----------- +The addresses in brackets are physical addresses. + +Start Address End Address Description Size +0x00_0000_0000 0x00_000F_FFFF Secure Boot ROM 1MB +0x00_0100_0000 0x00_0FFF_FFFF CCSRBAR 240MB +0x00_1000_0000 0x00_1000_FFFF OCRAM0 64KB +0x00_1001_0000 0x00_1001_FFFF OCRAM1 64KB +0x00_2000_0000 0x00_20FF_FFFF DCSR 16MB +0x00_4000_0000 0x00_5FFF_FFFF QSPI 512MB +0x00_6000_0000 0x00_67FF_FFFF IFC - NOR Flash 128MB +0x00_8000_0000 0x00_FFFF_FFFF DRAM1 2GB |
