[v4,00/15] add initial support for broadcom NS3 soc

This patch series adds initial support for Broadcom Northstar 3 SoC.
NS3 is a octo-core 64-bit ARMv8 Cortex-A72 processors
targeting a broad range of networking applications.

Changes from v3:
  -Address review comments from Simon,
   Update commit message ie corrections, expand acronyms etc,
   Use lower-case hex number,
   Correct spelling mistakes,
   Use a struct instead of ad-hoc pointer reading,
   Use error code and return errro upon failure,
   Check for return value,
   Move the documentation to /doc instead of in header file,
   Update new file doc/README.bcmns3
   Use dt and a UCLASS_IRQ to get gic details instead of passing
   as arguments to function gic_lpi_tables_init(),
   
  -Address review comments from Peter Tyser,
   Fix accidental changes

Changes from v2:
  -Address review comments from Simon,
   Remove clock dt file inorder to maintain same dt file
   between uboot and linux.

  -Address self review comments,
   Rearrange the headers.
   Update MAINTAINERS file with dt file change.

Changes from v1:
 -Address review comments from Marek Vasut,
  Split the series into samller and logical series like core, driver.

 -Address review comments from Simon Glass,
  Update MAINTAINERS file.


Abhishek Shah (1):
  board: ns3: add api to save boot parameters passed from BL31

Bharat Gooty (2):
  include/configs: ns3: add env variables for Linux boot
  include/configs: ns3: add support for flashing images

Bharat Kumar Reddy Gooty (1):
  board: ns3: limit U-boot relocation within 16MB memory

Rayagonda Kokatanur (11):
  board: ns3: add support for Broadcom Northstar 3
  arm: cpu: armv8: add L3 memory flush support
  configs: ns3: enable clock subsystem
  dt-bindings: memory: ns3: add memory definitions
  board: ns3: default reset type to L3
  board: ns3: program GIC LPI tables
  configs: ns3: enable GIC_V3 ITS
  dt-bindings: memory: ns3: add ddr memory definition
  board: ns3: define ddr memory layout
  doc: add README doc for bcmns3 platform
  MAINTAINERS: update maintainers for broadcom ns3 platform

 MAINTAINERS                                  |  15 +
 arch/arm/Kconfig                             |  10 +
 arch/arm/cpu/armv8/Makefile                  |   1 +
 arch/arm/cpu/armv8/bcmns3/Makefile           |   5 +
 arch/arm/cpu/armv8/bcmns3/lowlevel.S         |  98 +++
 arch/arm/dts/Makefile                        |   2 +
 arch/arm/dts/ns3-board.dts                   |  47 ++
 arch/arm/dts/ns3.dtsi                        |  34 +
 arch/arm/include/asm/arch-bcmns3/bl33_info.h |  26 +
 board/broadcom/bcmns3/Kconfig                |  15 +
 board/broadcom/bcmns3/Makefile               |   5 +
 board/broadcom/bcmns3/ns3.c                  | 214 +++++
 configs/bcm_ns3_defconfig                    |  25 +
 doc/README.bcmns3                            |  74 ++
 include/configs/bcm_ns3.h                    | 823 +++++++++++++++++++
 include/dt-bindings/memory/bcm-ns3-mc.h      |  63 ++
 16 files changed, 1457 insertions(+)
 create mode 100644 arch/arm/cpu/armv8/bcmns3/Makefile
 create mode 100644 arch/arm/cpu/armv8/bcmns3/lowlevel.S
 create mode 100644 arch/arm/dts/ns3-board.dts
 create mode 100644 arch/arm/dts/ns3.dtsi
 create mode 100644 arch/arm/include/asm/arch-bcmns3/bl33_info.h
 create mode 100644 board/broadcom/bcmns3/Kconfig
 create mode 100644 board/broadcom/bcmns3/Makefile
 create mode 100644 board/broadcom/bcmns3/ns3.c
 create mode 100644 configs/bcm_ns3_defconfig
 create mode 100644 doc/README.bcmns3
 create mode 100644 include/configs/bcm_ns3.h
 create mode 100644 include/dt-bindings/memory/bcm-ns3-mc.h