Revert "GCC: Upgrade to version 9.2-2019.12 of toolchain" ...

This reverts commit de9bf1d.

Change-Id: Iebb6297ce290a10ee850bf6a9c71e7eb530b085f

GCC: Upgrade to version 9.2-2019.12 of toolchain ...

This toolchain provides multiple cross compilers and are publicly
available on www.developer.arm.com

We thoroughly test TF-A in CI using:
AArch32 bare-metal target (arm-none-eabi)
AArch64 ELF bare-metal target (aarch64-none-elf)

Change-Id: I2360a3ac6705c68dca781b85e9894867df255b3e
Signed-off-by: Madhukar Pappireddy <madhukar.pappireddy@arm.com>

doc: Fix platform port inclusion ...

This patch:

- Adds any leftover platform ports that were not having their
  documentation built (not in the index.rst table of contents)
- Corrects a handful of RST formatting errors that cause poor
  rendering
- Reorders the list of platforms so that they are displayed
  in alphabetical order

Change-Id: If8c135a822d581c3c5c4fca2936d501ccfd2e94c
Signed-off-by: Paul Beesley <paul.beesley@arm.com>

Update Arm TF references to TF-A ...

Update Arm Trusted Firmware references in the upstream documents to
Trusted Firmware-A (TF-A). This is for consistency with and
disambiguation from Trusted Firmware-M (TF-M).

Also update other Arm trademarks, e.g. ARM->Arm, ARMv8->Armv8-A.

Change-Id: I8bb0e18af29c6744eeea2dc6c08f2c10b20ede22
Signed-off-by: Dan Handley <dan.handley@arm.com>
Signed-off-by: David Cunado <david.cunado@arm.com>

poplar: Fix format of documentation ...

The document was being rendered incorrectly.

Change-Id: I6e243d17d7cb6247f91698bc195eb0f6efeb7d17
Signed-off-by: Antonio Nino Diaz <antonio.ninodiaz@arm.com>

Poplar: Initial commit for Poplar E-96Boards ...

The board features the Hi3798C V200 with an integrated quad-core
64-bit ARM Cortex A53 processor and high performance Mali T720 GPU,
making it capable of running any commercial set-top solution based on
Linux or Android. Its high performance specification also supports a
premium user experience with up to H.265 HEVC decoding of 4K video at
60 frames per second.

SOC  Hisilicon Hi3798CV200
CPU  Quad-core ARM Cortex-A53 64 bit
DRAM DDR3/3L/4 SDRAM interface, maximum 32-bit data width 2 GB
USB  Two USB 2.0 ports One USB 3.0 ports
CONSOLE  USB-micro port for console support
ETHERNET  1 GBe Ethernet
PCIE  One PCIe 2.0 interfaces
JTAG  8-Pin JTAG
EXPANSION INTERFACE  Linaro 96Boards Low Speed Expansion slot
DIMENSION Standard 160×120 mm 96Boards Enterprice Edition form factor
WIFI  802.11AC 2*2 with Bluetooth
CONNECTORS  One connector for Smart Card One connector for TSI

The platform boot sequence is as follows:
    l-loader --> arm_trusted_firmware --> u-boot

Repositories:
 - https://github.com/Linaro/poplar-l-loader.git
 - https://github.com/Linaro/poplar-u-boot.git

U-Boot is also upstream in the project's master branch.

Make sure you are using the correct branch on each one of these
repositories. The definition of "correct" might change over time (at
this moment in time this would be the "latest" branch).

Build Line:
make CROSS_COMPILE=aarch64-linux-gnu-  all fip SPD=none DEBUG=1
PLAT=poplar BL33=/path/to/u-boot.bin

Signed-off-by: Jorge Ramirez-Ortiz <jorge.ramirez-ortiz@linaro.org>
Signed-off-by: Leo Yan <leo.yan@linaro.org>
Signed-off-by: Alex Elder <elder@linaro.org>
Tested-by: Jorge Ramirez-Ortiz <jorge.ramirez-ortiz@linaro.org>
Tested-by: Leo Yan <leo.yan@linaro.org>
Tested-by: Alex Elder <elder@linaro.org>