From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtpbgeu2.qq.com (smtpbgeu2.qq.com [18.194.254.142]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 2A232288C2C; Thu, 23 Oct 2025 03:30:54 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=18.194.254.142 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1761190259; cv=none; b=niTDGOunfcnlX1aYNTL6O6Ala33/RrsA0aV/MPgsEDN6VFlLsp9YyGyXWX/09UTWJg6CO5Vitynj90xApEs1FHeOpDCp91c43I8gRISS6GZC5kATJHvWSzSHrIWd0GjUcNldGGmR669ctjDFr5AVV5GCRBvcRkjT/B0HaGRx+7I= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1761190259; c=relaxed/simple; bh=HysgThJSB58INGyifNQGXbmX0lFauL5Bf5bQD741kwA=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References; b=MsyvD+vxF5Lp9klzlT6jyVvQGIw7CPJI96DCS8y9Dw6bJqyuY2aJp7t2tX78PWsb7hvsHLYsb7JAZLz++LXSHji3Txauhho0FDeLOCEzkc22hwH50nsY9tsiFMDZmdDxsRUK8OEXjZPSwN2NyNuAXqBFQ9wdZFn2fZOtN6GDhkw= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=airkyi.com; spf=pass smtp.mailfrom=airkyi.com; dkim=pass (1024-bit key) header.d=airkyi.com header.i=@airkyi.com header.b=mG6XS+nu; arc=none smtp.client-ip=18.194.254.142 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=airkyi.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=airkyi.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=airkyi.com header.i=@airkyi.com header.b="mG6XS+nu" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=airkyi.com; s=altu2504; t=1761190249; bh=AFQcoHE/dlPx/r75ImuKZ7C8fGQ0d+TgBuYEF1fP98Q=; h=From:To:Subject:Date:Message-Id; b=mG6XS+nuhh30sRdOPoLip25M4sVoEeZ33/xbKSTTH5oeqHr/3qw+xT3B23OjY+F+K oGZJOsq67vs0mIkmu76TLlheYbzoa3giD1K4RtQYhmh+skGSkFqFR8tg9OW9AOfRBU f1BUdmThZnzJTMTXEK7wDOxQ6ia6hmaFYhEd0zrc= X-QQ-mid: esmtpsz16t1761190248tddc1db9c X-QQ-Originating-IP: 79hG5RSiNIqAGUfWumvqMnoN1zJNDnasQCzDIp5dXnM= Received: from DESKTOP-8BT1A2O.localdomain ( [58.22.7.114]) by bizesmtp.qq.com (ESMTP) with id ; Thu, 23 Oct 2025 11:30:44 +0800 (CST) X-QQ-SSF: 0000000000000000000000000000000 X-QQ-GoodBg: 0 X-BIZMAIL-ID: 1756416242830638748 From: Chaoyi Chen To: Heikki Krogerus , Greg Kroah-Hartman , Dmitry Baryshkov , 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 v7 5/9] phy: rockchip: phy-rockchip-typec: Add DRM AUX bridge Date: Thu, 23 Oct 2025 11:30:05 +0800 Message-Id: <20251023033009.90-6-kernel@airkyi.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20251023033009.90-1-kernel@airkyi.com> References: <20251023033009.90-1-kernel@airkyi.com> X-QQ-SENDSIZE: 520 Feedback-ID: esmtpsz:airkyi.com:qybglogicsvrsz:qybglogicsvrsz4a-0 X-QQ-XMAILINFO: N7pVCJF/rxxTW5+xfoQ//pzUFo0kkQP6MDpB6T48LOSv71ZMu2r30FoV Z8nrE+89FFf8j8xNyEp6t1tCGgwS50WcLbjQuyivVN/cZAZll2llnL1hplM0ZMNrFFeQ8py OvJh83lvxC+8d/T4xw+12Tf6a5ix0AK2RqAG4ds4rLVe75jfLLKtZ0GwRPgbaljyp1UvIjk RtLu0y/kvjLdAEv7txj39XkNRFSiIE8+I9gRATEnlgG47/qJKnnBAHNWk+lg/qPc3ZDCjpu KTDnRH3HnAjTSVktom1owqWPWOugxcwZhV6XCYugs2QmmHIzI9PxdVLQxT+JU/CQFHPrWy/ qhu8TVpBuvXo0eeihQWCVvADjU48b8+g5vU4NAWjPHO6JShg+DF2oWEBezFzu4A4K8+3KKt RHJ+ohzgcrIIHlqRzbwek2eT/vHPP+baW3HRKWEk9QJK/wH+i2GvDiDfff+7vgpm6y19uOG 1/3BSsKdCHJ6qq6A0PoxqW77AfqiHZGFLAyxp3lcqDcBch1FDPahjpgwqrugJdCT7m5h1FP fmErM5pa41MdPEz/sW8Ola6Nc7DpfN5vOua4JykC7xJfBkmqXcwQQ68NYwTC1Z78ihpv3Pj HpPJIuAS9ZmN/Tc3NSyWcLGR/+n8OjS69lutxHaJmjQ6uu4vFisSaE3GMgF814Ng3tdOjON TE7rTN6yqYq4h1xqoDxvjMokQS77jGxG9tiGL92pu8IJJHRA9+QsBBcZZiXr9LP1vZNS46o aPHkwkl5Rb8Bf1oBEllf9RetjsVpxEDtxuc8H3MJ/2kfgsJoSKM0hPauZWxY/l13CUSZe9G dHgr4taz+H+vHEZr8/CVKZIHFPuMZUEVk9bE0+tjCY20OTStM+mJ4oORDEVI46fgZfHOxJm q1zQOoRweq6mxP6BsAM8d+pX3TI9GVabJCyDfm+UQ4TMALOuvYhKCRR+gNc2UM8wMREHicA iHpodR5o8Fj7lbncBh9jQe19jkQPnJdq85AWm3TZikBrEhBFFlZ4EiVDi0zp5YCBPizX2Dt M7/8yHsNy+7aifRrI7oEMMemiBuseBOcTUBYHrVg== X-QQ-XMRINFO: Mp0Kj//9VHAxr69bL5MkOOs= X-QQ-RECHKSPAM: 0 Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: From: Chaoyi Chen Using the DRM_AUX_BRIDGE helper to create the transparent DRM bridge device. Signed-off-by: Chaoyi Chen --- (no changes since v7) Changes in v6: - Fix depend in Kconfig. drivers/phy/rockchip/Kconfig | 2 + drivers/phy/rockchip/phy-rockchip-typec.c | 52 +++++++++++++++++++++++ 2 files changed, 54 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=n + depends on DRM || DRM=n + 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/rockchip/phy-rockchip-typec.c index 1f5b4142cbe4..748a6eb8ad95 100644 --- a/drivers/phy/rockchip/phy-rockchip-typec.c +++ b/drivers/phy/rockchip/phy-rockchip-typec.c @@ -36,6 +36,7 @@ * orientation, false is normal orientation. */ +#include #include #include #include @@ -56,6 +57,7 @@ #include #include #include +#include #define CMN_SSM_BANDGAP (0x21 << 2) #define CMN_SSM_BIAS (0x22 << 2) @@ -415,6 +417,7 @@ struct rockchip_usb3phy_port_cfg { struct rockchip_typec_phy { struct device *dev; + struct auxiliary_device dp_port_dev; void __iomem *base; struct extcon_dev *extcon; struct typec_mux_dev *mux; @@ -1299,6 +1302,51 @@ static void tcphy_typec_mux_unregister(void *data) typec_mux_unregister(tcphy->mux); } +static void tcphy_dp_port_dev_release(struct device *dev) +{ + struct auxiliary_device *adev = to_auxiliary_dev(dev); + + of_node_put(adev->dev.of_node); +} + +static void tcphy_dp_port_unregister_adev(void *_adev) +{ + struct auxiliary_device *adev = _adev; + + auxiliary_device_delete(adev); + auxiliary_device_uninit(adev); +} + +static int tcphy_aux_bridge_register(struct rockchip_typec_phy *tcphy, struct device_node *np) +{ + struct auxiliary_device *adev = &tcphy->dp_port_dev; + int ret; + + adev->name = "dp_port"; + adev->dev.parent = tcphy->dev; + adev->dev.of_node = of_node_get(np); + adev->dev.release = tcphy_dp_port_dev_release; + + ret = auxiliary_device_init(adev); + + if (ret) { + of_node_put(adev->dev.of_node); + return ret; + } + + ret = auxiliary_device_add(adev); + if (ret) { + auxiliary_device_uninit(adev); + return ret; + } + + devm_add_action_or_reset(tcphy->dev, tcphy_dp_port_unregister_adev, adev); + + ret = drm_aux_bridge_register(&adev->dev); + + return 0; +} + static int tcphy_setup_typec_mux(struct rockchip_typec_phy *tcphy) { struct typec_mux_desc mux_desc = {}; @@ -1312,6 +1360,10 @@ static int tcphy_setup_typec_mux(struct rockchip_typec_phy *tcphy) if (!of_property_read_bool(np, "mode-switch")) goto put_np; + ret = tcphy_aux_bridge_register(tcphy, np); + if (ret) + goto put_np; + mux_desc.drvdata = tcphy; mux_desc.fwnode = device_get_named_child_node(tcphy->dev, "dp-port"); mux_desc.set = tcphy_typec_mux_set; -- 2.49.0