From patchwork Thu Nov 24 10:20:52 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Pin-yen Lin X-Patchwork-Id: 13054784 Received: from mail-pl1-f179.google.com (mail-pl1-f179.google.com [209.85.214.179]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 8ACB023AE for ; Thu, 24 Nov 2022 10:21:27 +0000 (UTC) Received: by mail-pl1-f179.google.com with SMTP id 4so1132209pli.0 for ; Thu, 24 Nov 2022 02:21:27 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chromium.org; s=google; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=b9KcK1J3it0ftVBy4iMTAiutJ0HoDn4vV6l4PCThFvs=; b=EcrwUdGALRkhCF6+jeFlkUBLXIIWyUjpF4rTujN1HxPt2yoZ7bvcgpfN4ZwRsrq2M0 ySDGRxTUTbLvGC/Sp+B/GHjpyxsqQj/pVTPgwu4fMEuINxqsrxM2OrlP7AbgmQqvP4SW MDTgPw1Wfh+96fRcWBl7io3b6fkJXmpeHm+/0= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=b9KcK1J3it0ftVBy4iMTAiutJ0HoDn4vV6l4PCThFvs=; b=aI8JoY5T2Ox3Wh/KeDQipfSAYpp2O9YCM3oleoaLLMoYfMgQHAn4oFjT3Dd3tmGj6k s9V9qdUSa75IVyywG+bJS3nxxlhH4Q7c1ezoDMoFLdeetR+e6AMl1bInXSiZ52NLp+I6 8jmv55kmuYXCUVesW7UWsuhyZ7usFkcD8Dws4QWXA/rUjsofhnNV9KTPdGFk4Q3+xD0o 4hNC6rmFiwNMHTencYnQN3aXvDcj/P8cusBt+wyOx/90nOZMA/x9v90r7slKzVDrE3HW TU+E21eZ9nwktMGYBaFKGfrtMbKQOSN4wFWFxa1RRwrPIS9KCYN+g8PMkEcG1ijmkAyc 1QWw== X-Gm-Message-State: ANoB5pmwJPkJ/oYrqfa9roOHxP3P0+4uC8GS9PCY/2P123tYqHJmW/fp 78g6imkFx6lRXVxXXpHx3yL9bw== X-Google-Smtp-Source: AA0mqf46GQ5ufhbsGjVkzHAuwHzwpntLipYUVoKE+qWJzofRfTXK5R5FNxhQAwt7WLq+0sY+rWaWLg== X-Received: by 2002:a17:902:e492:b0:186:5f71:7939 with SMTP id i18-20020a170902e49200b001865f717939mr15675016ple.162.1669285286917; Thu, 24 Nov 2022 02:21:26 -0800 (PST) Received: from treapking.tpe.corp.google.com ([2401:fa00:1:10:d446:708:8556:dfee]) by smtp.gmail.com with ESMTPSA id t123-20020a625f81000000b005747b59fc54sm854584pfb.172.2022.11.24.02.21.21 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 24 Nov 2022 02:21:26 -0800 (PST) From: Pin-yen Lin To: Andrzej Hajda , Neil Armstrong , Robert Foss , Laurent Pinchart , Jonas Karlman , Jernej Skrabec , David Airlie , Daniel Vetter , Rob Herring , Krzysztof Kozlowski , Andy Shevchenko , Daniel Scally , Heikki Krogerus , Sakari Ailus , Greg Kroah-Hartman , "Rafael J . Wysocki" , Prashant Malani , Benson Leung , Guenter Roeck Cc: Javier Martinez Canillas , Stephen Boyd , dri-devel@lists.freedesktop.org, Hsin-Yi Wang , Thomas Zimmermann , devicetree@vger.kernel.org, Pin-yen Lin , chrome-platform@lists.linux.dev, linux-acpi@vger.kernel.org, Marek Vasut , Xin Ji , Lyude Paul , =?utf-8?q?N=C3=ADcolas_F_=2E_R_=2E_A_=2E_Pra?= =?utf-8?q?do?= , AngeloGioacchino Del Regno , linux-kernel@vger.kernel.org, Allen Chen Subject: [PATCH v6 3/7] dt-bindings: drm/bridge: anx7625: Add mode-switch support Date: Thu, 24 Nov 2022 18:20:52 +0800 Message-Id: <20221124102056.393220-4-treapking@chromium.org> X-Mailer: git-send-email 2.38.1.584.g0f3c55d4c2-goog In-Reply-To: <20221124102056.393220-1-treapking@chromium.org> References: <20221124102056.393220-1-treapking@chromium.org> Precedence: bulk X-Mailing-List: chrome-platform@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Analogix 7625 can be used in systems to switch the DP traffic between two downstreams, which can be USB Type-C DisplayPort alternate mode lane or regular DisplayPort output ports. Update the binding to accommodate this usage by introducing a data-lanes and a mode-switch property on endpoints. Also include the link to the product brief in the bindings. Signed-off-by: Pin-yen Lin --- Changes in v6: - Remove switches node and use endpoints and data-lanes property to describe the connections. .../display/bridge/analogix,anx7625.yaml | 73 ++++++++++++++++++- 1 file changed, 71 insertions(+), 2 deletions(-) diff --git a/Documentation/devicetree/bindings/display/bridge/analogix,anx7625.yaml b/Documentation/devicetree/bindings/display/bridge/analogix,anx7625.yaml index 4590186c4a0b..5fdbf1f3bab8 100644 --- a/Documentation/devicetree/bindings/display/bridge/analogix,anx7625.yaml +++ b/Documentation/devicetree/bindings/display/bridge/analogix,anx7625.yaml @@ -12,7 +12,8 @@ maintainers: description: | The ANX7625 is an ultra-low power 4K Mobile HD Transmitter - designed for portable devices. + designed for portable devices. Product brief is available at + https://www.analogix.com/en/system/files/AA-002291-PB-6-ANX7625_ProductBrief.pdf properties: compatible: @@ -112,10 +113,36 @@ properties: data-lanes: true port@1: - $ref: /schemas/graph.yaml#/properties/port + $ref: /schemas/graph.yaml#/properties/port-base description: Video port for panel or connector. + patternProperties: + "^endpoint@[01]$": + $ref: /schemas/media/video-interfaces.yaml# + type: object + unevaluatedProperties: false + + properties: + reg: + maxItems: 1 + + remote-endpoint: true + + data-lanes: + minItems: 1 + uniqueItems: true + items: + - enum: [ 0, 1, 2, 3] + + mode-switch: + type: boolean + description: Register this node as a Type-C mode switch or not. + + required: + - reg + - remote-endpoint + required: - port@0 - port@1 @@ -186,3 +213,45 @@ examples: }; }; }; + - | + &i2c3 { + anx_bridge_dp: anx7625-dp@58 { + compatible = "analogix,anx7625"; + reg = <0x58>; + pinctrl-names = "default"; + pinctrl-0 = <&anx7625_dp_pins>; + enable-gpios = <&pio 176 GPIO_ACTIVE_HIGH>; + reset-gpios = <&pio 177 GPIO_ACTIVE_HIGH>; + vdd10-supply = <&pp1100_dpbrdg>; + vdd18-supply = <&pp1800_dpbrdg_dx>; + vdd33-supply = <&pp3300_dpbrdg_dx>; + analogix,audio-enable; + + ports { + #address-cells = <1>; + #size-cells = <0>; + + port@0 { + reg = <0>; + anx7625_dp_in: endpoint { + bus-type = <7>; + remote-endpoint = <&dpi_out>; + }; + }; + + port@1 { + reg = <1>; + anx_typec0: endpoint@0 { + mode-switch; + data-lanes = <0 1>; + remote-endpoint = <&typec_port0>; + }; + anx_typec1: endpoint@1 { + mode-switch; + data-lanes = <2 3>; + remote-endpoint = <&typec_port1>; + }; + }; + }; + }; + };