[v6,0/3] Add MT8195 HDMI phy support

Message

Guillaume Ranquet Jan. 27, 2023, 4:11 p.m. UTC

Add support for HDMI phy on MT8195.

This is based on top of next-20221128

To: Chunfeng Yun <[e-mail]>
To: Kishon Vijay Abraham I <[e-mail]>
To: Vinod Koul <[e-mail]>
To: Rob Herring <[e-mail]>
To: Krzysztof Kozlowski <[e-mail]>
To: Matthias Brugger <[e-mail]>
To: Chun-Kuang Hu <[e-mail]>
To: Philipp Zabel <[e-mail]>
To: David Airlie <[e-mail]>
To: Daniel Vetter <[e-mail]>
To: CK Hu <[e-mail]>
To: Jitao shi <[e-mail]>
Cc: [e-mail]
Cc: [e-mail]
Cc: [e-mail]
Cc: [e-mail]
Cc: [e-mail]
Cc: Krzysztof Kozlowski <[e-mail]>
Cc: AngeloGioacchino Del Regno <[e-mail]>
Cc: [e-mail]
CC: [e-mail]
Signed-off-by: Guillaume Ranquet <[e-mail]>
---
Changes in v6:
- Adapt clock bit ratio when TMDS is over 340M
- Used sized integers for register read/writes
- Removed useless comments
- Shortened function names
- Link to v5: https://lore.kernel.org/r/[e-mail]

Changes in v5:
- Fix compilation errors on 32 bits platform with no support for __udivdi3.
    Compile tested on mips with gcc-12
- Link to v4: https://lore.kernel.org/r/[e-mail]

Changes in v4:
- Dedicated series for HDMI phy support (without the drm/ related
  changes)
- Removed useless variable initializations in phy driver
- Link to v3: https://lore.kernel.org/r/[e-mail]

Changes in v3:
- phy: Grouped register and bit definition together to add clarity
- dt-bindings: Addressed comments
- Link to v2: https://lore.kernel.org/r/[e-mail]

Changes in v2:
- Removed syscon requirement from the hdmi node
- Use as much as possible bit FIELD_PREP/FIELD_GET macros across all the
  patches
- Make cec optional dynamically instead of hardcoded with a flag
- Renamed hdmi variants to v1 (legacy) and v2 (mt8195) while waiting for
  a better name
- Rework hdmi v2 code to use a connector (same as v1)
- Remove "magic" 0x43 addr special handling in hdmi ddc code
- Link to v1: https://lore.kernel.org/r/[e-mail]

---
Guillaume Ranquet (3):
      dt-bindings: phy: mediatek: hdmi-phy: Add mt8195 compatible
      phy: phy-mtk-hdmi: Add generic phy configure callback
      phy: mediatek: add support for phy-mtk-hdmi-mt8195

 .../devicetree/bindings/phy/mediatek,hdmi-phy.yaml |   1 +
 drivers/phy/mediatek/Makefile                      |   1 +
 drivers/phy/mediatek/phy-mtk-hdmi-mt8195.c         | 517 +++++++++++++++++++++
 drivers/phy/mediatek/phy-mtk-hdmi-mt8195.h         | 111 +++++
 drivers/phy/mediatek/phy-mtk-hdmi.c                |  15 +
 drivers/phy/mediatek/phy-mtk-hdmi.h                |   3 +
 6 files changed, 648 insertions(+)
---
base-commit: e2f86c02fdc96ca29ced53221a3cbf50aa6f8b49
change-id: 20220919-hdmi_mtk

Best regards,