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Mon, 19 Jan 2026 15:31:42 +0800 (CST) X-QQ-SSF: 0000000000000000000000000000000 X-QQ-GoodBg: 0 X-BIZMAIL-ID: 12188449118939079178 From: Chaoyi Chen To: Heikki Krogerus , Greg Kroah-Hartman , Dmitry Baryshkov , Peter Chen , Luca Ceresoli , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Vinod Koul , Kishon Vijay Abraham I , Heiko Stuebner , Sandy Huang , Andy Yan , Yubing Zhang , Frank Wang , Andrzej Hajda , Neil Armstrong , Robert Foss , Laurent Pinchart , Jonas Karlman , Jernej Skrabec , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , Amit Sunil Dhamne , Chaoyi Chen , Dragan Simic , Johan Jonker , Diederik de Haas , Peter Robinson Cc: linux-usb@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-phy@lists.infradead.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, dri-devel@lists.freedesktop.org Subject: [PATCH v14 5/9] phy: rockchip: phy-rockchip-typec: Add DRM AUX bridge Date: Mon, 19 Jan 2026 15:30:56 +0800 Message-Id: <20260119073100.143-6-kernel@airkyi.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20260119073100.143-1-kernel@airkyi.com> References: <20260119073100.143-1-kernel@airkyi.com> X-QQ-SENDSIZE: 520 Feedback-ID: esmtpsz:airkyi.com:qybglogicsvrgz:qybglogicsvrgz6b-0 X-QQ-XMAILINFO: MJWNsjxQgzaEIlLTbUYZXFYq8VoSA5MQ6BuOIF7d2ppZCjebNBlVT0AC SJWA4ZnKBl3kqfir5pP1tly7unDb8qMTUqf4eCbPyeHKB1PdV4nKR3Fk4mVrZdlRyebs19Y JjL5CF21Pjd19yRAAFHjc8qpqfaI6BcXdA5dktV/jQt/E2crjekVtacAHvpfHktcL3IjQhc FEQ8AYJcY7DID0Vnh3zxgOLfl/853dsW2fILKskOXk6Rb297AZQD/qITNv9iIznBMm7Or2O 3vWhyDSbjH2NQheG5pNoPD8A1Co6zl7dv0tyGeCnmhkqNAdH1gF5ZM9OmNqtIThi3ycOY2F 1PGIkStl6lI2GSpikGiZ15cZiqS2zPRrxClqsQbJjL4C6FZyowkkZJ2uVKzm7Kg4ccECpaV N1t9cYOAFW/9WdD1FXfRYKKM/O6hxTpH6V5Bur400n4Jd2uvbDEi+48CgjQjaF7gB5G2X2w EyJO/JOT75xhRwzFGUUbYjls3EbvXAhsJgJ6aga+1QYAGZC1sjm1H4xi+rX/6/v9avrJyqP LDDdIGHRibgWWObUlySG44dwWeowAKLXVb/0c8cOmDkpaMGf9zuXWFWaiYC7ZONiysI8aRZ tYxGw5q08X0ZaKBhY/KJipQ6t4geh7WwzPw1z7SGkHMrEu7JTF+CRu7ogYaJgBl1/t7YnC7 awWt01M2VfgBJSxpyyXv+dKXJE3HofF3hxkCxle9IeXanhafF+H7S4rur9dZJQvF2YLiJRi MboYHLA/NCIDT5CTpWsu1ErtCH2x8VXjqRmcx+qDJhyzUd1+REaGc2RXyIXIBz+H0MEwTV/ CJumdcWhTu0hUpExvybxbkN6RoTAJUt5XnjJgOUKPgonyO9BajyPaT9zvne/zavEUPZG09S Z+umtNmao12z8TzrlNyvjvYs4Qjg7X2dUEeT3vuXtJ/U1VR6rP6qidKJMMchjbG3XR6wO6F R/coSq/2wlg7dKxf5q0/y5mcPQabhOyq7ez4NTlQLv5m2SdLM7U+O59r07mbxvWFAV0A9Nn dCVVjS2M2dUFaERvLSPb8ZvYOHFYE= X-QQ-XMRINFO: OD9hHCdaPRBwH5bRRRw8tsiH4UAatJqXfg== X-QQ-RECHKSPAM: 0 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" From: Chaoyi Chen Using the DRM_AUX_BRIDGE helper to create the transparent DRM bridge device. Signed-off-by: Chaoyi Chen Reviewed-by: Neil Armstrong --- (no changes since v11) Changes in v10: - Use drm_aux_bridge_register_from_node() instead. (no changes since v7) Changes in v6: - Fix depend in Kconfig. --- drivers/phy/rockchip/Kconfig | 2 ++ drivers/phy/rockchip/phy-rockchip-typec.c | 5 +++++ 2 files changed, 7 insertions(+) diff --git a/drivers/phy/rockchip/Kconfig b/drivers/phy/rockchip/Kconfig index db4adc7c53da..bcb5476222fc 100644 --- a/drivers/phy/rockchip/Kconfig +++ b/drivers/phy/rockchip/Kconfig @@ -120,6 +120,8 @@ config PHY_ROCKCHIP_TYPEC tristate "Rockchip TYPEC PHY Driver" depends on OF && (ARCH_ROCKCHIP || COMPILE_TEST) depends on TYPEC || TYPEC=3Dn + depends on DRM || DRM=3Dn + select DRM_AUX_BRIDGE if DRM_BRIDGE select EXTCON select GENERIC_PHY select RESET_CONTROLLER diff --git a/drivers/phy/rockchip/phy-rockchip-typec.c b/drivers/phy/rockch= ip/phy-rockchip-typec.c index 1f5b4142cbe4..e31b778c3537 100644 --- a/drivers/phy/rockchip/phy-rockchip-typec.c +++ b/drivers/phy/rockchip/phy-rockchip-typec.c @@ -56,6 +56,7 @@ #include #include #include +#include =20 #define CMN_SSM_BANDGAP (0x21 << 2) #define CMN_SSM_BIAS (0x22 << 2) @@ -1312,6 +1313,10 @@ static int tcphy_setup_typec_mux(struct rockchip_typ= ec_phy *tcphy) if (!of_property_read_bool(np, "mode-switch")) goto put_np; =20 + ret =3D drm_aux_bridge_register_from_node(tcphy->dev, np); + if (ret) + goto put_np; + mux_desc.drvdata =3D tcphy; mux_desc.fwnode =3D device_get_named_child_node(tcphy->dev, "dp-port"); mux_desc.set =3D tcphy_typec_mux_set; --=20 2.51.1