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[35.185.214.157]) by smtp.gmail.com with ESMTPSA id l21-20020a17090a409500b001df3a251cc2sm10014426pjg.4.2022.06.14.12.42.37 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 14 Jun 2022 12:42:37 -0700 (PDT) From: Prashant Malani To: linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org Cc: bleung@chromium.org, swboyd@chromium.org, heikki.krogerus@linux.intel.com, Prashant Malani , =?UTF-8?q?N=C3=ADcolas=20F=20=2E=20R=20=2E=20A=20=2E=20Prado?= , Andrzej Hajda , Daniel Vetter , David Airlie , devicetree@vger.kernel.org (open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS), dri-devel@lists.freedesktop.org (open list:DRM DRIVERS), Greg Kroah-Hartman , Hsin-Yi Wang , Jernej Skrabec , Jonas Karlman , =?UTF-8?q?Jos=C3=A9=20Exp=C3=B3sito?= , Krzysztof Kozlowski , Laurent Pinchart , Maxime Ripard , Neil Armstrong , Pin-Yen Lin , Robert Foss , Rob Herring , Sam Ravnborg , Thomas Zimmermann , Xin Ji Subject: [PATCH v3 4/7] dt-bindings: drm/bridge: anx7625: Add mode-switch support Date: Tue, 14 Jun 2022 19:34:38 +0000 Message-Id: <20220614193558.1163205-5-pmalani@chromium.org> X-Mailer: git-send-email 2.36.1.476.g0c4daa206d-goog In-Reply-To: <20220614193558.1163205-1-pmalani@chromium.org> References: <20220614193558.1163205-1-pmalani@chromium.org> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Analogix 7625 can be used in systems to switch USB Type-C DisplayPort alternate mode lane traffic between 2 Type-C ports. Update the binding to accommodate this usage by introducing a switch property. Reviewed-by: Nícolas F. R. A. Prado Tested-by: Nícolas F. R. A. Prado Signed-off-by: Prashant Malani --- Changes since v2: - Added Reviewed-by and Tested-by tags. Changes since v1: - Introduced patternProperties for "switch" children (suggested by Krzysztof Kozlowski). - Added unevaluatedProperties descriptor (suggested by Krzysztof Kozlowski). - Added "address-cells" and "size-cells" properties to "switches". .../display/bridge/analogix,anx7625.yaml | 63 +++++++++++++++++++ 1 file changed, 63 insertions(+) diff --git a/Documentation/devicetree/bindings/display/bridge/analogix,anx7625.yaml b/Documentation/devicetree/bindings/display/bridge/analogix,anx7625.yaml index 35a48515836e..cb4a23391244 100644 --- a/Documentation/devicetree/bindings/display/bridge/analogix,anx7625.yaml +++ b/Documentation/devicetree/bindings/display/bridge/analogix,anx7625.yaml @@ -105,6 +105,33 @@ properties: - port@0 - port@1 + switches: + type: object + description: Set of switches controlling DisplayPort traffic on + outgoing RX/TX lanes to Type C ports. + unevaluatedProperties: false + + properties: + "#address-cells": + const: 1 + + "#size-cells": + const: 0 + + patternProperties: + 'switch@[01]': + $ref: /schemas/usb/typec-switch.yaml# + + properties: + reg: + maxItems: 1 + + required: + - reg + + required: + - switch@0 + required: - compatible - reg @@ -167,5 +194,41 @@ examples: }; }; }; + switches { + #address-cells = <1>; + #size-cells = <0>; + switch@0 { + compatible = "typec-switch"; + reg = <0>; + mode-switch; + + ports { + #address-cells = <1>; + #size-cells = <0>; + port@0 { + reg = <0>; + anx_typec0: endpoint { + remote-endpoint = <&typec_port0>; + }; + }; + }; + }; + switch@1 { + compatible = "typec-switch"; + reg = <1>; + mode-switch; + + ports { + #address-cells = <1>; + #size-cells = <0>; + port@0 { + reg = <0>; + anx_typec1: endpoint { + remote-endpoint = <&typec_port1>; + }; + }; + }; + }; + }; }; }; -- 2.36.1.476.g0c4daa206d-goog