[U-Boot] [PATCH v2 0/4] Add LPDDR3 support for A83T

[Vishnu Patekar]

This adds LPDDR3 support for A83T and support for Banana Pi M3 which has LPDDR3.
These patches are based on u-boot-sunxi next branch.

These patches tesed on Banana-pi M3. DCDC5 voltage is kept as 1.2V

changes from v1 -> v2
1. introduce CONFIG_DRAM_TYPE for A83T default 3(DDR3),
	 removed DRAM_TYPE from Obsolete SYS_EXTRA_OPTIONS.
2. Cleanup in seperate patch.
3. set rank 2, in mctl_sys_init.

Vishnu Patekar (4):
  sunxi: redundant code cleanup from a83t dram init
  sunxi: groundwork to support new dram type for A83T
  sunxi: add support for LPDDR3 for A83T
  sunxi: Add suport for A83T based Banana-pi M3 Board

 arch/arm/cpu/armv7/sunxi/dram_sun8i_a83t.c        | 70 +++++++++++++++++++----
 arch/arm/dts/Makefile                             |  3 +-
 arch/arm/dts/sun8i-a83t-bananapi-m3-v1.2.dts      | 64 +++++++++++++++++++++
 arch/arm/include/asm/arch-sunxi/dram_sun8i_a83t.h |  9 ++-
 board/sunxi/Kconfig                               |  6 ++
 board/sunxi/MAINTAINERS                           |  5 ++
 configs/Bananapi_m3_defconfig                     | 26 +++++++++
 7 files changed, 170 insertions(+), 13 deletions(-)
 create mode 100644 arch/arm/dts/sun8i-a83t-bananapi-m3-v1.2.dts
 create mode 100644 configs/Bananapi_m3_defconfig

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1.9.1