[PATCH v2] support gce on mt6779 platform

[Dennis YC Hsieh]

Support gce on mt6779 platform.

These patches depend on patch:
support gce on mt8183 platform
(https://patchwork.kernel.org/cover/11255147/)

Support gce function on mt6779 platform.
	dt-binding: gce: add gce header file for mt6779
	mailbox: cmdq: variablize address shift in platform
	mailbox: cmdq: support mt6779 gce platform definition
	arm64: dts: add gce node for mt6779

Refine driver to support stop hardware with safe callback.
	mailbox: mediatek: cmdq: clear task in channel before shutdown


Dennis YC Hsieh (14):
  dt-binding: gce: add gce header file for mt6779
  mailbox: cmdq: variablize address shift in platform
  mailbox: cmdq: support mt6779 gce platform definition
  mailbox: mediatek: cmdq: clear task in channel before shutdown
  arm64: dts: add gce node for mt6779
  soc: mediatek: cmdq: return send msg error code
  soc: mediatek: cmdq: add assign function
  soc: mediatek: cmdq: add write_s function
  soc: mediatek: cmdq: add read_s function
  soc: mediatek: cmdq: add write_s value function
  soc: mediatek: cmdq: export finalize function
  soc: mediatek: cmdq: add loop function
  soc: mediatek: cmdq: add wait no clear event function
  soc: mediatek: cmdq: add set event function

 .../devicetree/bindings/mailbox/mtk-gce.txt   |   8 +-
 arch/arm64/boot/dts/mediatek/mt6779.dtsi      |  10 +
 drivers/mailbox/mtk-cmdq-mailbox.c            |  85 ++++++-
 drivers/soc/mediatek/mtk-cmdq-helper.c        | 181 +++++++++++++-
 include/dt-bindings/gce/mt6779-gce.h          | 222 ++++++++++++++++++
 include/linux/mailbox/mtk-cmdq-mailbox.h      |   7 +
 include/linux/soc/mediatek/mtk-cmdq.h         |  87 +++++++
 7 files changed, 575 insertions(+), 25 deletions(-)
 create mode 100644 include/dt-bindings/gce/mt6779-gce.h