Overview
--------
The LX2160A Reference Design (RDB) is a high-performance computing,
evaluation, and development platform that supports the QorIQ LX2160A
Layerscape Architecture processor and its personalities.

LX2160A SoC Overview
--------------------------------------
For details, please refer arch/arm/cpu/armv8/fsl-layerscape/doc/README.soc

LX2160ARDB board Overview
----------------------
DDR Memory
	Two ports of 72-bits (8-bits ECC) DDR4.
	Each port supports four chip-selects and two DIMM
	connectors. Data rate upto 3.2 GT/s.

SERDES ports
	Thress serdes controllers (24 lanes)
	Serdes1: Supports two USXGMII connectors, each connected through
	Aquantia AQR107 phy, two 25GbE SFP+ modules connected through an Inphi
	IN112525 phy and one 40 GbE QSFP+ module connected through an Inphi
	CS4223 phy.

	Serdes2: Supports one PCIe x4 (Gen1/2/3/4) connector, four SATA 3.0
	connectors

	Serdes3: Supports one PCIe x8 (Gen1/2/3/4) connector

eSDHC
	eSDHC1: Supports a SD connector for connecting SD cards
	eSDHC2: Supports 128GB Micron MTFC128GAJAECE-IT eMMC

Octal SPI (XSPI)
	Supports two 64 MB onbpard octal SPI flash memories, one SPI emulator
	for off-board emulation

I2C	All system devices on I2C1 multiplexed using PCA9547 multiplexer
	Serial Ports

USB 3.0
	Two high speed USB 3.0 ports. First USB 3.0 port configured as
	Host with Type-A connector, second USB 3.0 port configured as OTG
	with micro-AB connector

Serial Ports	Two UART ports
Ethernet	Two RGMII interfaces
Debug		ARM JTAG support

Booting Options
---------------
a) Flexspi boot
b) SD boot

Memory map for Flexspi flash
----------------------------
Image							Flash Offset
bl2_flexspi_nor.pbl (RCW+PBI+bl2.pbl)			0x00000000
fip.bin (bl31 + bl33(u-boot) +
	 header for Secure-boot(secure-boot only))	0x00100000
Boot firmware Environment				0x00500000
DDR PHY Firmware (fip_ddr_all.bin)			0x00800000
DPAA2 MC Firmware					0x00A00000
DPAA2 DPL						0x00D00000
DPAA2 DPC						0x00E00000
Kernel.itb						0x01000000

Memory map for sd card
----------------------------
Image							SD card Offset
bl2_sd.pbl (RCW+PBI+bl2.pbl)				0x00008
fip.bin (bl31 + bl33(u-boot) +
	 header for Secure-boot(secure-boot only))	0x00800
Boot firmware Environment				0x02800
DDR PHY Firmware (fip_ddr_all.bin)			0x04000
DPAA2 MC Firmware					0x05000
DPAA2 DPL						0x06800
DPAA2 DPC						0x07000
Kernel.itb						0x08000

LX2160AQDS board Overview
----------------------
Various Mezzanine cards and their connection for different SERDES protocols is
as below:

SERDES1	|CARDS
-----------------------------------------------------------------------
1	|Mezzanine:X-M4-PCIE-SGMII (29733)
	|Connect Hydra Cable (HDR-198564-01-ECUE) to SD_SLOT1 (J108)
	|Connect I/O cable to IO_SLOT1(J110)
	|Mezzanine:X-M4-PCIE-SGMII (29733)
	|Connect Hydra Cable (HDR-198564-01-ECUE) to SD_SLOT2 (J111)
	|Connect I/O cable to IO_SLOT2(J113)
------------------------------------------------------------------------
3	|Mezzanine:X-M11-USXGMII (29828)
	|Connect Hydra Cable (HDR-198564-01-ECUE) to SD_SLOT1 (J108)
	|Connect I/O cable to IO_SLOT1(J110)
	|Mezzanine:X-M4-PCIE-SGMII (29733)
	|Connect Hydra Cable (HDR-198564-01-ECUE) to SD_SLOT2 (J111)
	|Connect I/O cable to IO_SLOT2(J113)
------------------------------------------------------------------------
7	|Mezzanine:X-M11-USXGMII (29828)
	|Connect Hydra Cable (HDR-198564-01-ECUE) to SD_SLOT1 (J108)
	|Connect I/O cable to IO_SLOT1(J110)
	|Mezzanine:X-M4-PCIE-SGMII (29733)
	|Connect Hydra Cable (HDR-198564-01-ECUE) to SD_SLOT2 (J111)
	|Connect I/O cable to IO_SLOT2(J113)
------------------------------------------------------------------------
8	|Mezzanine:X-M12-XFI (29829)
	|Connect Hydra Cable (HDR-198564-01-ECUE) to SD_SLOT1 (J108)
	|Connect I/O cable to IO_SLOT1(J110)
	|Mezzanine:X-M12-XFI (29829)
	|Connect Hydra Cable (HDR-198564-01-ECUE) to SD_SLOT2 (J111)
	|Connect I/O cable to IO_SLOT2(J113)
------------------------------------------------------------------------
13	|Mezzanine:X-M8-100G (29734)
	|Connect Hydra Cable (HDR-198816-XX-ECUE) to SD_SLOT1 (J108)
	|Connect I/O cable to IO_SLOT1(J110)
	|Mezzanine:X-M8-100G (29734)
	|Connect Hydra Cable (HDR-198816-XX-ECUE) to SD_SLOT2(J111)
	|Connect I/O cable to IO_SLOT2(J113)
------------------------------------------------------------------------
15	|Mezzanine:X-M8-100G (29734)
	|Connect Hydra Cable (HDR-198816-XX-ECUE) to SD_SLOT1 (J108)
	|Connect I/O cable to IO_SLOT1(J110)
	|Mezzanine:X-M4-PCIE-SGMII (29733)
	|Connect Hydra Cable (HDR-198564-01-ECUE) to SD_SLOT2 (J111)
	|Connect I/O cable to IO_SLOT2(J113)
------------------------------------------------------------------------
17	|Mezzanine:X-M13-25G  (32133)
	|Connect Hydra Cable (HDR-198564-01-ECUE) to SD_SLOT1 (J108)
	|Connect I/O cable to IO_SLOT1(J110)
	|Mezzanine:X-M4-PCIE-SGMII (29733)
	|Connect Hydra Cable (HDR-198564-01-ECUE) to SD_SLOT2 (J111)
	|Connect I/O cable to IO_SLOT2(J113)
------------------------------------------------------------------------
19	|Mezzanine:X-M11-USXGMII (29828), X-M13-25G (32133)
	|Connect Hydra Cable (HDR-198564-01-ECUE) to SD_SLOT1 (J108)
	|Connect M11 I/O cable to IO_SLOT1(J110), M13 I/O cable to IO_SLOT6(J125)
	|Mezzanine:X-M7-40G (29738)
	|Connect Straight Cable (HDR-198816-XX-ECUE) to SD_SLOT2 (J111)
	|Connect I/O cable to IO_SLOT2(J113)
------------------------------------------------------------------------
20	|Mezzanine:X-M7-40G (29738)
	|Connect Straight Cable (HDR-198816-XX-ECUE) to SD_SLOT1 (J108)
	|Connect  I/O cable to IO_SLOT1(J108)
	|Mezzanine:X-M7-40G (29738)
	|Connect Straight Cable (HDR-198816-XX-ECUE) to SD_SLOT2 (J111)
	|Connect I/O cable to IO_SLOT2(J113)
------------------------------------------------------------------------


SERDES2	|CARDS
-----------------------------------------------------------------------
2	|Mezzanine:X-M6-PCIE-X8 (29737) *
	|Connect Hydra Cable (HDR-198564-01-ECUE) to SD_SLOT3 (J114)
	|Connect Straight Cable (HDR-198816-XX-ECUE) to SD_SLOT4 (J117)
	|Connect I/O cable to IO_SLOT3(J116)
------------------------------------------------------------------------
3	|Mezzanine:X-M4-PCIE-SGMII (29733)
	|Connect Hydra Cable (HDR-198564-01-ECUE) to SD_SLOT3 (J114)
	|Connect I/O cable to IO_SLOT3(J116)
	|Mezzanine:X-M4-PCIE-SGMII (29733)
	|Connect Hydra Cable (HDR-198564-01-ECUE) to SD_SLOT4 (J117)
	|Connect I/O cable to IO_SLOT4(J119)
------------------------------------------------------------------------
5	|Mezzanine:X-M4-PCIE-SGMII (29733)
	|Connect Hydra Cable (HDR-198564-01-ECUE) to SD_SLOT3 (J114)
	|Connect I/O cable to IO_SLOT3(J116)
	|Mezzanine:X-M5-SATA (29687)
	|Connect Hydra Cable (HDR-198564-01-ECUE) to SD_SLOT4 (J117)
	|Connect I/O cable to IO_SLOT4(J119)
------------------------------------------------------------------------
11	|Mezzanine:X-M4-PCIE-SGMII (29733)
	|Connect Hydra Cable (HDR-198564-01-ECUE) to SD_SLOT3 (J114)
	|Connect I/O cable to IO_SLOT7(J127)
	|Mezzanine:X-M4-PCIE-SGMII (29733)
	|Connect Hydra Cable (HDR-198564-01-ECUE) to SD_SLOT4 (J117)
	|Connect I/O cable to IO_SLOT8(J131)
------------------------------------------------------------------------


SERDES3	|CARDS
-----------------------------------------------------------------------
2	|Mezzanine:X-M6-PCIE-X8 (29737) *
	|Connect Hydra Cable (HDR-198564-01-ECUE) to SD_SLOT5 (J120)
	|Connect Straight Cable (HDR-198816-XX-ECUE) to SD_SLOT6 (J123)
	|Connect I/O cable to IO_SLOT5(J122)
-------------------------------------------------------------------------
3	|Mezzanine:X-M4-PCIE-SGMII (29733)
	|Connect Hydra Cable (HDR-198564-01-ECUE) to SD_SLOT5 (J120)
	|Connect I/O cable to IO_SLOT5(J122)
	|Mezzanine:X-M4-PCIE-SGMII (29733)
	|Connect Hydra Cable (HDR-198564-01-ECUE) to SD_SLOT6 (J123)
	|Connect I/O cable to IO_SLOT6(J125)
-------------------------------------------------------------------------