From: allen <allen.chen@ite.com.tw> To: unlisted-recipients:; (no To-header on input) Cc: Allen Chen <allen.chen@ite.com.tw>, Jau-Chih Tseng <Jau-Chih.Tseng@ite.com.tw>, Hermes Wu <Hermes.Wu@ite.com.tw>, Kenneth Hung <Kenneth.Hung@ite.com.tw>, Pin-yen Lin <treapking@chromium.org>, Andrzej Hajda <andrzej.hajda@intel.com>, Neil Armstrong <narmstrong@baylibre.com>, Robert Foss <robert.foss@linaro.org>, Laurent Pinchart <Laurent.pinchart@ideasonboard.com>, Jonas Karlman <jonas@kwiboo.se>, Jernej Skrabec <jernej.skrabec@gmail.com>, David Airlie <airlied@linux.ie>, Daniel Vetter <daniel@ffwll.ch>, Rob Herring <robh+dt@kernel.org>, Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>, "open list:DRM DRIVERS" <dri-devel@lists.freedesktop.org>, "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" <devicetree@vger.kernel.org>, open list <linux-kernel@vger.kernel.org> Subject: [PATCH v7 1/2] dt-bindings: it6505: add properties to restrict output bandwidth Date: Thu, 3 Nov 2022 17:12:42 +0800 [thread overview] Message-ID: <20221103091243.96036-2-allen.chen@ite.com.tw> (raw) In-Reply-To: <20221103091243.96036-1-allen.chen@ite.com.tw> From: allen chen <allen.chen@ite.com.tw> Currently there are no "upstream" users. So, no existing users to break. Add properties to restrict dp output data-lanes and clock. Signed-off-by: Pin-Yen Lin <treapking@chromium.org> Signed-off-by: Allen Chen <allen.chen@ite.com.tw> --- .../bindings/display/bridge/ite,it6505.yaml | 68 +++++++++++++++++-- 1 file changed, 62 insertions(+), 6 deletions(-) diff --git a/Documentation/devicetree/bindings/display/bridge/ite,it6505.yaml b/Documentation/devicetree/bindings/display/bridge/ite,it6505.yaml index 833d11b2303a7..b16a9d9127ddb 100644 --- a/Documentation/devicetree/bindings/display/bridge/ite,it6505.yaml +++ b/Documentation/devicetree/bindings/display/bridge/ite,it6505.yaml @@ -52,9 +52,49 @@ properties: maxItems: 1 description: extcon specifier for the Power Delivery - port: - $ref: /schemas/graph.yaml#/properties/port - description: A port node pointing to DPI host port node + ports: + $ref: /schemas/graph.yaml#/properties/ports + + properties: + port@0: + $ref: /schemas/graph.yaml#/$defs/port-base + unevaluatedProperties: false + description: A port node pointing to DPI host port node + + properties: + endpoint: + $ref: /schemas/graph.yaml#/$defs/endpoint-base + unevaluatedProperties: false + + properties: + link-frequencies: + minItems: 1 + maxItems: 1 + description: Allowed max link frequencies in Hz + + port@1: + $ref: /schemas/graph.yaml#/$defs/port-base + unevaluatedProperties: false + description: Video port for DP output + + properties: + endpoint: + $ref: /schemas/graph.yaml#/$defs/endpoint-base + unevaluatedProperties: false + + properties: + data-lanes: + minItems: 1 + uniqueItems: true + items: + - enum: [ 0, 1 ] + - const: 1 + - const: 2 + - const: 3 + + required: + - port@0 + - port@1 required: - compatible @@ -63,6 +103,7 @@ required: - interrupts - reset-gpios - extcon + - ports additionalProperties: false @@ -85,9 +126,24 @@ examples: reset-gpios = <&pio 179 1>; extcon = <&usbc_extcon>; - port { - it6505_in: endpoint { - remote-endpoint = <&dpi_out>; + ports { + #address-cells = <1>; + #size-cells = <0>; + + port@0 { + reg = <0>; + it6505_in: endpoint { + remote-endpoint = <&dpi_out>; + link-frequencies = /bits/ 64 <150000000>; + }; + }; + + port@1 { + reg = <1>; + it6505_out: endpoint { + remote-endpoint = <&dp_in>; + data-lanes = <0 1>; + }; }; }; }; -- 2.25.1
WARNING: multiple messages have this Message-ID (diff)
From: allen <allen.chen@ite.com.tw> Cc: "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" <devicetree@vger.kernel.org>, Kenneth Hung <Kenneth.Hung@ite.com.tw>, Jernej Skrabec <jernej.skrabec@gmail.com>, Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>, Jau-Chih Tseng <Jau-Chih.Tseng@ite.com.tw>, David Airlie <airlied@linux.ie>, Allen Chen <allen.chen@ite.com.tw>, "open list:DRM DRIVERS" <dri-devel@lists.freedesktop.org>, Neil Armstrong <narmstrong@baylibre.com>, open list <linux-kernel@vger.kernel.org>, Robert Foss <robert.foss@linaro.org>, Pin-yen Lin <treapking@chromium.org>, Hermes Wu <Hermes.Wu@ite.com.tw>, Rob Herring <robh+dt@kernel.org>, Laurent Pinchart <Laurent.pinchart@ideasonboard.com>, Andrzej Hajda <andrzej.hajda@intel.com>, Jonas Karlman <jonas@kwiboo.se> Subject: [PATCH v7 1/2] dt-bindings: it6505: add properties to restrict output bandwidth Date: Thu, 3 Nov 2022 17:12:42 +0800 [thread overview] Message-ID: <20221103091243.96036-2-allen.chen@ite.com.tw> (raw) In-Reply-To: <20221103091243.96036-1-allen.chen@ite.com.tw> From: allen chen <allen.chen@ite.com.tw> Currently there are no "upstream" users. So, no existing users to break. Add properties to restrict dp output data-lanes and clock. Signed-off-by: Pin-Yen Lin <treapking@chromium.org> Signed-off-by: Allen Chen <allen.chen@ite.com.tw> --- .../bindings/display/bridge/ite,it6505.yaml | 68 +++++++++++++++++-- 1 file changed, 62 insertions(+), 6 deletions(-) diff --git a/Documentation/devicetree/bindings/display/bridge/ite,it6505.yaml b/Documentation/devicetree/bindings/display/bridge/ite,it6505.yaml index 833d11b2303a7..b16a9d9127ddb 100644 --- a/Documentation/devicetree/bindings/display/bridge/ite,it6505.yaml +++ b/Documentation/devicetree/bindings/display/bridge/ite,it6505.yaml @@ -52,9 +52,49 @@ properties: maxItems: 1 description: extcon specifier for the Power Delivery - port: - $ref: /schemas/graph.yaml#/properties/port - description: A port node pointing to DPI host port node + ports: + $ref: /schemas/graph.yaml#/properties/ports + + properties: + port@0: + $ref: /schemas/graph.yaml#/$defs/port-base + unevaluatedProperties: false + description: A port node pointing to DPI host port node + + properties: + endpoint: + $ref: /schemas/graph.yaml#/$defs/endpoint-base + unevaluatedProperties: false + + properties: + link-frequencies: + minItems: 1 + maxItems: 1 + description: Allowed max link frequencies in Hz + + port@1: + $ref: /schemas/graph.yaml#/$defs/port-base + unevaluatedProperties: false + description: Video port for DP output + + properties: + endpoint: + $ref: /schemas/graph.yaml#/$defs/endpoint-base + unevaluatedProperties: false + + properties: + data-lanes: + minItems: 1 + uniqueItems: true + items: + - enum: [ 0, 1 ] + - const: 1 + - const: 2 + - const: 3 + + required: + - port@0 + - port@1 required: - compatible @@ -63,6 +103,7 @@ required: - interrupts - reset-gpios - extcon + - ports additionalProperties: false @@ -85,9 +126,24 @@ examples: reset-gpios = <&pio 179 1>; extcon = <&usbc_extcon>; - port { - it6505_in: endpoint { - remote-endpoint = <&dpi_out>; + ports { + #address-cells = <1>; + #size-cells = <0>; + + port@0 { + reg = <0>; + it6505_in: endpoint { + remote-endpoint = <&dpi_out>; + link-frequencies = /bits/ 64 <150000000>; + }; + }; + + port@1 { + reg = <1>; + it6505_out: endpoint { + remote-endpoint = <&dp_in>; + data-lanes = <0 1>; + }; }; }; }; -- 2.25.1
next prev parent reply other threads:[~2022-11-03 9:14 UTC|newest] Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top 2022-11-03 9:12 [PATCH v7 0/2] *** IT6505 driver read dt properties *** allen 2022-11-03 9:12 ` allen 2022-11-03 9:12 ` allen [this message] 2022-11-03 9:12 ` [PATCH v7 1/2] dt-bindings: it6505: add properties to restrict output bandwidth allen 2022-11-03 16:03 ` Krzysztof Kozlowski 2022-11-03 16:03 ` Krzysztof Kozlowski 2022-11-03 9:12 ` [PATCH v7 2/2] drm/bridge: add it6505 driver to read data-lanes and link-frequencies from dt allen 2022-11-03 9:12 ` allen 2022-11-21 5:39 ` Pin-yen Lin 2022-11-21 5:39 ` Pin-yen Lin 2022-12-14 3:29 ` Pin-yen Lin 2022-12-14 3:29 ` Pin-yen Lin 2022-12-15 13:36 ` [PATCH v7 0/2] *** IT6505 driver read dt properties *** Robert Foss 2022-12-15 13:36 ` Robert Foss
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