memory: mtk-smi: Add bandwidth initial golden setting for MT6779

[Ming-Fan Chen]

This patch add description, basic nodes, config_port and
bandwidth initial golden setting for MT6779 SMI both smi-larb and smi-common.
The setting make better performance of memory control for multimedia modules.

changelog since v2:
Add GALS for mt6779 in smi-common.txt
Split basic nodes and config_port support from initial golden setting patch
Define local variable from long to short
Merge writel_relaxed into one line
Remove SMI_LARB_SW_FLAG in smi-larb


Ming-Fan Chen (3):
  dt-bindings: mediatek: Add binding for MT6779 SMI
  memory: mtk-smi: Add basic support for MT6779
  memory: mtk-smi: Add bandwidth initial golden setting

 .../memory-controllers/mediatek,smi-common.txt     |    5 +-
 .../memory-controllers/mediatek,smi-larb.txt       |    3 +-
 drivers/memory/mtk-smi.c                           |  140 +++++++++++++++++++-
 3 files changed, 144 insertions(+), 4 deletions(-)