From: Pin-yen Lin <treapking@chromium.org> To: Andrzej Hajda <andrzej.hajda@intel.com>, Neil Armstrong <neil.armstrong@linaro.org>, Robert Foss <rfoss@kernel.org>, Laurent Pinchart <Laurent.pinchart@ideasonboard.com>, Jonas Karlman <jonas@kwiboo.se>, Jernej Skrabec <jernej.skrabec@gmail.com>, David Airlie <airlied@gmail.com>, Daniel Vetter <daniel@ffwll.ch>, Rob Herring <robh+dt@kernel.org>, Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>, Andy Shevchenko <andriy.shevchenko@linux.intel.com>, Daniel Scally <djrscally@gmail.com>, Heikki Krogerus <heikki.krogerus@linux.intel.com>, Sakari Ailus <sakari.ailus@linux.intel.com>, Greg Kroah-Hartman <gregkh@linuxfoundation.org>, "Rafael J . Wysocki" <rafael@kernel.org>, Prashant Malani <pmalani@chromium.org>, Benson Leung <bleung@chromium.org>, Guenter Roeck <groeck@chromium.org> Cc: "Marek Vasut" <marex@denx.de>, chrome-platform@lists.linux.dev, linux-acpi@vger.kernel.org, "Nícolas F . R . A . Prado" <nfraprado@collabora.com>, devicetree@vger.kernel.org, "Allen Chen" <allen.chen@ite.com.tw>, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, "Javier Martinez Canillas" <javierm@redhat.com>, "Pin-yen Lin" <treapking@chromium.org>, "Thomas Zimmermann" <tzimmermann@suse.de>, "Hsin-Yi Wang" <hsinyi@chromium.org>, "Stephen Boyd" <swboyd@chromium.org>, "Xin Ji" <xji@analogixsemi.com>, "AngeloGioacchino Del Regno" <angelogioacchino.delregno@collabora.com> Subject: [PATCH v13 08/10] dt-bindings: display: bridge: it6505: Add mode-switch support Date: Fri, 3 Mar 2023 22:33:48 +0800 [thread overview] Message-ID: <20230303143350.815623-9-treapking@chromium.org> (raw) In-Reply-To: <20230303143350.815623-1-treapking@chromium.org> ITE IT6505 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. Signed-off-by: Pin-yen Lin <treapking@chromium.org> --- (no changes since v12) Changes in v12: - Fixed the schema of "data-lanes" property for it6505 - Reworded the description of the mode-switch property Changes in v11: - Updated the description of the endpoints in the bindings - Referenced video-interfaces.yaml instead for the endpoints binding - Removed duplicated definitions from inherited schema Changes in v9: - Fixed subject prefix again - Changed the naming of the example node for it6505 Changes in v8: - Updated bindings for data-lanes property - Fixed subject prefix Changes in v7: - Fixed issues reported by dt_binding_check. - Updated the schema and the example dts for data-lanes. - Changed to generic naming for the example dts node. Changes in v6: - Remove switches node and use endpoints and data-lanes property to describe the connections. .../bindings/display/bridge/ite,it6505.yaml | 101 +++++++++++++++--- 1 file changed, 88 insertions(+), 13 deletions(-) diff --git a/Documentation/devicetree/bindings/display/bridge/ite,it6505.yaml b/Documentation/devicetree/bindings/display/bridge/ite,it6505.yaml index c9a882ee6d98..348b02f26041 100644 --- a/Documentation/devicetree/bindings/display/bridge/ite,it6505.yaml +++ b/Documentation/devicetree/bindings/display/bridge/ite,it6505.yaml @@ -75,22 +75,49 @@ properties: port@1: $ref: /schemas/graph.yaml#/$defs/port-base unevaluatedProperties: false - description: Video port for DP output + description: + Video port for DP output. Each endpoint connects to a video output + downstream, and the "data-lanes" property is used to describe the pin + connections. 0, 1, 2, 3 in "data-lanes" maps to TX0, TX1, TX2, TX3, + respectively. - properties: - endpoint: - $ref: /schemas/graph.yaml#/$defs/endpoint-base + + patternProperties: + "^endpoint@[01]$": + $ref: /schemas/media/video-interfaces.yaml# unevaluatedProperties: false properties: + reg: true + + remote-endpoint: true + data-lanes: - minItems: 1 - uniqueItems: true - items: - - enum: [ 0, 1 ] - - const: 1 - - const: 2 - - const: 3 + oneOf: + - items: + - enum: [0, 3] + + - items: + - const: 0 + - const: 1 + + - items: + - const: 3 + - const: 2 + + - items: + - const: 0 + - const: 1 + - const: 2 + - const: 3 + + mode-switch: + type: boolean + description: Serves as Type-C mode switch if present. + + required: + - reg + - remote-endpoint required: - port@0 @@ -102,7 +129,6 @@ required: - pwr18-supply - interrupts - reset-gpios - - extcon - ports additionalProperties: false @@ -139,8 +165,11 @@ examples: }; port@1 { + #address-cells = <1>; + #size-cells = <0>; reg = <1>; - it6505_out: endpoint { + it6505_out: endpoint@0 { + reg = <0>; remote-endpoint = <&dp_in>; data-lanes = <0 1>; }; @@ -148,3 +177,49 @@ examples: }; }; }; + - | + #include <dt-bindings/interrupt-controller/irq.h> + + i2c { + #address-cells = <1>; + #size-cells = <0>; + + dp-bridge@5c { + compatible = "ite,it6505"; + interrupts = <8 IRQ_TYPE_LEVEL_LOW 8 0>; + reg = <0x5c>; + pinctrl-names = "default"; + pinctrl-0 = <&it6505_pins>; + ovdd-supply = <&mt6366_vsim2_reg>; + pwr18-supply = <&pp1800_dpbrdg_dx>; + reset-gpios = <&pio 177 0>; + + ports { + #address-cells = <1>; + #size-cells = <0>; + port@0 { + reg = <0>; + it6505_dpi_in: endpoint { + remote-endpoint = <&dpi_out>; + }; + }; + port@1 { + #address-cells = <1>; + #size-cells = <0>; + reg = <1>; + ite_typec0: endpoint@0 { + reg = <0>; + mode-switch; + data-lanes = <0 1>; + remote-endpoint = <&typec_port0>; + }; + ite_typec1: endpoint@1 { + reg = <1>; + mode-switch; + data-lanes = <3 2>; + remote-endpoint = <&typec_port1>; + }; + }; + }; + }; + }; -- 2.40.0.rc0.216.gc4246ad0f0-goog
WARNING: multiple messages have this Message-ID (diff)
From: Pin-yen Lin <treapking@chromium.org> To: Andrzej Hajda <andrzej.hajda@intel.com>, Neil Armstrong <neil.armstrong@linaro.org>, Robert Foss <rfoss@kernel.org>, Laurent Pinchart <Laurent.pinchart@ideasonboard.com>, Jonas Karlman <jonas@kwiboo.se>, Jernej Skrabec <jernej.skrabec@gmail.com>, David Airlie <airlied@gmail.com>, Daniel Vetter <daniel@ffwll.ch>, Rob Herring <robh+dt@kernel.org>, Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>, Andy Shevchenko <andriy.shevchenko@linux.intel.com>, Daniel Scally <djrscally@gmail.com>, Heikki Krogerus <heikki.krogerus@linux.intel.com>, Sakari Ailus <sakari.ailus@linux.intel.com>, Greg Kroah-Hartman <gregkh@linuxfoundation.org>, "Rafael J . Wysocki" <rafael@kernel.org>, Prashant Malani <pmalani@chromium.org>, Benson Leung <bleung@chromium.org>, Guenter Roeck <groeck@chromium.org> Cc: "Xin Ji" <xji@analogixsemi.com>, "Javier Martinez Canillas" <javierm@redhat.com>, "Lyude Paul" <lyude@redhat.com>, linux-kernel@vger.kernel.org, "Pin-yen Lin" <treapking@chromium.org>, "AngeloGioacchino Del Regno" <angelogioacchino.delregno@collabora.com>, chrome-platform@lists.linux.dev, "Nícolas F . R . A . Prado" <nfraprado@collabora.com>, "Marek Vasut" <marex@denx.de>, "Hsin-Yi Wang" <hsinyi@chromium.org>, devicetree@vger.kernel.org, "Allen Chen" <allen.chen@ite.com.tw>, dri-devel@lists.freedesktop.org, "Thomas Zimmermann" <tzimmermann@suse.de>, "Stephen Boyd" <swboyd@chromium.org>, linux-acpi@vger.kernel.org Subject: [PATCH v13 08/10] dt-bindings: display: bridge: it6505: Add mode-switch support Date: Fri, 3 Mar 2023 22:33:48 +0800 [thread overview] Message-ID: <20230303143350.815623-9-treapking@chromium.org> (raw) In-Reply-To: <20230303143350.815623-1-treapking@chromium.org> ITE IT6505 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. Signed-off-by: Pin-yen Lin <treapking@chromium.org> --- (no changes since v12) Changes in v12: - Fixed the schema of "data-lanes" property for it6505 - Reworded the description of the mode-switch property Changes in v11: - Updated the description of the endpoints in the bindings - Referenced video-interfaces.yaml instead for the endpoints binding - Removed duplicated definitions from inherited schema Changes in v9: - Fixed subject prefix again - Changed the naming of the example node for it6505 Changes in v8: - Updated bindings for data-lanes property - Fixed subject prefix Changes in v7: - Fixed issues reported by dt_binding_check. - Updated the schema and the example dts for data-lanes. - Changed to generic naming for the example dts node. Changes in v6: - Remove switches node and use endpoints and data-lanes property to describe the connections. .../bindings/display/bridge/ite,it6505.yaml | 101 +++++++++++++++--- 1 file changed, 88 insertions(+), 13 deletions(-) diff --git a/Documentation/devicetree/bindings/display/bridge/ite,it6505.yaml b/Documentation/devicetree/bindings/display/bridge/ite,it6505.yaml index c9a882ee6d98..348b02f26041 100644 --- a/Documentation/devicetree/bindings/display/bridge/ite,it6505.yaml +++ b/Documentation/devicetree/bindings/display/bridge/ite,it6505.yaml @@ -75,22 +75,49 @@ properties: port@1: $ref: /schemas/graph.yaml#/$defs/port-base unevaluatedProperties: false - description: Video port for DP output + description: + Video port for DP output. Each endpoint connects to a video output + downstream, and the "data-lanes" property is used to describe the pin + connections. 0, 1, 2, 3 in "data-lanes" maps to TX0, TX1, TX2, TX3, + respectively. - properties: - endpoint: - $ref: /schemas/graph.yaml#/$defs/endpoint-base + + patternProperties: + "^endpoint@[01]$": + $ref: /schemas/media/video-interfaces.yaml# unevaluatedProperties: false properties: + reg: true + + remote-endpoint: true + data-lanes: - minItems: 1 - uniqueItems: true - items: - - enum: [ 0, 1 ] - - const: 1 - - const: 2 - - const: 3 + oneOf: + - items: + - enum: [0, 3] + + - items: + - const: 0 + - const: 1 + + - items: + - const: 3 + - const: 2 + + - items: + - const: 0 + - const: 1 + - const: 2 + - const: 3 + + mode-switch: + type: boolean + description: Serves as Type-C mode switch if present. + + required: + - reg + - remote-endpoint required: - port@0 @@ -102,7 +129,6 @@ required: - pwr18-supply - interrupts - reset-gpios - - extcon - ports additionalProperties: false @@ -139,8 +165,11 @@ examples: }; port@1 { + #address-cells = <1>; + #size-cells = <0>; reg = <1>; - it6505_out: endpoint { + it6505_out: endpoint@0 { + reg = <0>; remote-endpoint = <&dp_in>; data-lanes = <0 1>; }; @@ -148,3 +177,49 @@ examples: }; }; }; + - | + #include <dt-bindings/interrupt-controller/irq.h> + + i2c { + #address-cells = <1>; + #size-cells = <0>; + + dp-bridge@5c { + compatible = "ite,it6505"; + interrupts = <8 IRQ_TYPE_LEVEL_LOW 8 0>; + reg = <0x5c>; + pinctrl-names = "default"; + pinctrl-0 = <&it6505_pins>; + ovdd-supply = <&mt6366_vsim2_reg>; + pwr18-supply = <&pp1800_dpbrdg_dx>; + reset-gpios = <&pio 177 0>; + + ports { + #address-cells = <1>; + #size-cells = <0>; + port@0 { + reg = <0>; + it6505_dpi_in: endpoint { + remote-endpoint = <&dpi_out>; + }; + }; + port@1 { + #address-cells = <1>; + #size-cells = <0>; + reg = <1>; + ite_typec0: endpoint@0 { + reg = <0>; + mode-switch; + data-lanes = <0 1>; + remote-endpoint = <&typec_port0>; + }; + ite_typec1: endpoint@1 { + reg = <1>; + mode-switch; + data-lanes = <3 2>; + remote-endpoint = <&typec_port1>; + }; + }; + }; + }; + }; -- 2.40.0.rc0.216.gc4246ad0f0-goog
next prev parent reply other threads:[~2023-03-03 14:34 UTC|newest] Thread overview: 53+ messages / expand[flat|nested] mbox.gz Atom feed top 2023-03-03 14:33 [PATCH v13 00/10] Register Type-C mode-switch in DP bridge endpoints Pin-yen Lin 2023-03-03 14:33 ` Pin-yen Lin 2023-03-03 14:33 ` [PATCH v13 01/10] device property: Add remote endpoint to devcon matcher Pin-yen Lin 2023-03-03 14:33 ` Pin-yen Lin 2023-03-06 11:43 ` Andy Shevchenko 2023-03-06 11:43 ` Andy Shevchenko 2023-03-06 11:54 ` Sakari Ailus 2023-03-06 11:54 ` Sakari Ailus 2023-03-08 7:30 ` Heikki Krogerus 2023-03-08 7:30 ` Heikki Krogerus 2023-03-03 14:33 ` [PATCH v13 02/10] platform/chrome: cros_ec_typec: Purge blocking switch devlinks Pin-yen Lin 2023-03-03 14:33 ` Pin-yen Lin 2023-03-03 14:33 ` [PATCH v13 03/10] drm/display: Add Type-C switch helpers Pin-yen Lin 2023-03-03 14:33 ` Pin-yen Lin 2023-03-06 11:49 ` Andy Shevchenko 2023-03-06 11:49 ` Andy Shevchenko 2023-03-08 10:20 ` Pin-yen Lin 2023-03-08 10:20 ` Pin-yen Lin 2023-03-08 15:28 ` Andy Shevchenko 2023-03-08 15:28 ` Andy Shevchenko 2023-03-09 10:20 ` Pin-yen Lin 2023-03-09 10:20 ` Pin-yen Lin 2023-03-03 14:33 ` [PATCH v13 04/10] dt-bindings: display: bridge: anx7625: Add mode-switch support Pin-yen Lin 2023-03-03 14:33 ` Pin-yen Lin 2023-03-03 14:33 ` [PATCH v13 05/10] drm/bridge: anx7625: Check for Type-C during panel registration Pin-yen Lin 2023-03-03 14:33 ` Pin-yen Lin 2023-03-06 11:51 ` Andy Shevchenko 2023-03-06 11:51 ` Andy Shevchenko 2023-03-08 10:25 ` Pin-yen Lin 2023-03-08 10:25 ` Pin-yen Lin 2023-03-03 14:33 ` [PATCH v13 06/10] drm/bridge: Remove redundant i2c_client in anx7625/it6505 Pin-yen Lin 2023-03-03 14:33 ` Pin-yen Lin 2023-03-03 14:33 ` [PATCH v13 07/10] drm/bridge: anx7625: Register Type C mode switches Pin-yen Lin 2023-03-03 14:33 ` Pin-yen Lin 2023-03-06 11:55 ` Andy Shevchenko 2023-03-06 11:55 ` Andy Shevchenko 2023-03-08 13:44 ` Pin-yen Lin 2023-03-08 13:44 ` Pin-yen Lin 2023-03-03 14:33 ` Pin-yen Lin [this message] 2023-03-03 14:33 ` [PATCH v13 08/10] dt-bindings: display: bridge: it6505: Add mode-switch support Pin-yen Lin 2023-03-03 14:33 ` [PATCH v13 09/10] drm/bridge: it6505: Fix Kconfig indentation Pin-yen Lin 2023-03-03 14:33 ` Pin-yen Lin 2023-03-03 14:33 ` [PATCH v13 10/10] drm/bridge: it6505: Register Type C mode switches Pin-yen Lin 2023-03-03 14:33 ` Pin-yen Lin 2023-03-04 10:26 ` kernel test robot 2023-03-06 12:02 ` Andy Shevchenko 2023-03-06 12:02 ` Andy Shevchenko 2023-03-08 13:51 ` Pin-yen Lin 2023-03-08 13:51 ` Pin-yen Lin 2023-03-08 15:31 ` Andy Shevchenko 2023-03-08 15:31 ` Andy Shevchenko 2023-03-09 10:21 ` Pin-yen Lin 2023-03-09 10:21 ` Pin-yen Lin
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