NXP OpenWrt Release 201904
==========================

The purpose of this release is to support OpenWrt running on NXP Layerscape platform. So, this is a BSP-Level release.
We focused on NXP components’ introduction.



Support Matrix
--------------

+-----------------------+------------+-------------+------------+------------+------------+
|                       | LS1012ARDB | LS1012AFRWY | LS1043ARDB | LS1046ARDB | LS1088ARDB |
+-----------------------+------------+-------------+------------+------------+------------+
| 64bit kernel, LE mode	|      Y     |      Y      |      Y     |      Y     |      Y     |
+-----------------------+------------+-------------+------------+------------+------------+



Support Features
----------------

OpenWrt User Land

 - New OpenWrt v18.06.2
 - Toolchain: gcc-7.4.0, musl-libc-1.1.21, binutils-2.31.1


Linux Kernel Core

 - Linux kernel 4.14.108
 - Cortex-A53 and Cortex-A72 (AARCH64), little endian
 - 64-bit effective kernel addressing [Cortex-A53, Cortex-A72]


Linux Kernel Drivers

 - Crypto driver via SEC 5 & 6 (CAAM)
 - DUART, DSPI, QSPI and I2C
 - Ethernet DPAA [DPAA1 processors]
 - Ethernet DPAA2 [DPAA2 processors]
 - Ethernet PFE(Packet Rx/Tx) [LS1012A]
 - Frame Manager (FMan) [DPAA1 processors]
 - Queue Manager (QMan) and Buffer Manager (BMan) [DPAA1 processors]
 - GIC-400, GIC-500, GIC-ITS
 - Integrated Flash Controller (IFC) NOR and NAND flash
 - LPUART [LS1043A, LS1046A]
 - Management Complex Bus [DPAA2 processors]
 - MDIO
 - Multiprocessor Interrupt Controller (MPIC)
 - PCIe Root Complex and Endpoint, MSI
 - Platform DMA
 - PHY support: RGMII, SGMII, XFI and QSGMII
 - SATA
 - Secured Digital Host Controller (eSDHC) and SD/MMC support
 - System Memory Management Unit (SMMU) [ARM processors]
 - Universal Serial Bus (USB) 2.0 and 3.0
 - GPIO
 - Watchdog Timers


U-Boot Boot Loader

 - U-Boot: 2018.09 (the same as LSDK-19.03)
 - Unified memory map
 - On ARM platforms, the U-Boot image includes the device tree
 - Non-secure and Secure Boot (ESBC)
 - Arm Trusted firmware (TF-A) integration.
 - Clock, CPLD, DUART, DDR4, DSPI, eSDHC, GIC-400, GIC-500, I2C, OCRAM, PCIe, USB 2 & 3, SATA, UART
 - Networking support using PFE, FMAN Independent Mode or DPAA2 networking
 - eMMC 4.5, LPUART, QSPI [LS1043A, LS1046A]
 - IFC access to NOR and NAND flash
 - Boot from NOR flash, QSPI, SDHC
 - Voltage ID (board specific)


Other Tools and Utilities

 - TF-A firmware
 - Management Complex (MC) Firmware version 10.14.3 – binary only, supporting DPAA2 resource containers and network objects, Resource Manager and Link Manager, DPDMUX basic configurations
 - DPAA2 resource container and object management tool (RESTOOL)
 - Frame Manager Ucode [DPAA1 processors]
 - DPAA FMC support
 - Edgescale client support


Known Issues and Limitations
----------------------------

 - QSPI NOR flash using ubifs rootfs will take a long time (about 2 minutes) for OpenWrt first time starting up. This is because some initialization work must be done for ubifs rootfs partition in first time starting up.