[PATCH 0/5] Add Type-C DP support for RK3399 EVB IND board

Chaoyi Chen kernel at airkyi.com
Tue Jul 15 11:24:51 UTC 2025


From: Chaoyi Chen <chaoyi.chen at rock-chips.com>

The RK3399 EVB IND board has a Type-C interface DisplayPort. It use
fusb302 chip as Type-C controller.

This series focuses on adding TCPM support for USBDP PHY and DP driver.
Before this, the USBDP PHY and DP controller of RK3399 sensed state
changes through extcon, and devices such as the RK3399 Gru-Chromebook
rely on them. This series should not break them.

Patch1 add missing "displayport" prop for USB connector binding.
Patch2 add new Type-C mode/orientation switch for RK3399 USBDP phy
binding.
Patch3 add TCPM support for RK3399 USBDP PHY.
Patch4 add TCPM support for CDN-DP.
Patch5 add Type-C DP support for RK3399 EVB IND board.

Chaoyi Chen (5):
  dt-bindings: connector: Add displayport connector for hotplug notify
  dt-bindings: phy: rockchip: rk3399-typec-phy: Support mode/orientation
    switch
  phy: rockchip: phy-rockchip-typec: Add support for Type-C TCPM
  drm/rockchip: cdn-dp: Add support for Type-C TCPM
  arm64: dts: rockchip: rk3399-evb-ind: Add support for DisplayPort

 .../bindings/connector/usb-connector.yaml     |   4 +
 .../phy/rockchip,rk3399-typec-phy.yaml        |  14 +
 .../boot/dts/rockchip/rk3399-evb-ind.dts      | 119 +++++++
 drivers/gpu/drm/rockchip/cdn-dp-core.c        |  37 +-
 drivers/phy/rockchip/phy-rockchip-typec.c     | 335 +++++++++++++++++-
 5 files changed, 482 insertions(+), 27 deletions(-)

-- 
2.49.0




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