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Mon, 19 Apr 2021 00:12:24 -0700 (PDT) From: Neil Armstrong To: a.hajda@samsung.com, Laurent.pinchart@ideasonboard.com, paul@crapouillou.net, robert.foss@linaro.org, devicetree@vger.kernel.org Subject: [PATCH v4 1/3] dt-bindings: display: bridge: add it66121 bindings Date: Mon, 19 Apr 2021 09:12:21 +0200 Message-Id: <20210419071223.2673533-2-narmstrong@baylibre.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210419071223.2673533-1-narmstrong@baylibre.com> References: <20210419071223.2673533-1-narmstrong@baylibre.com> MIME-Version: 1.0 X-Patch-Hashes: v=1; h=sha256; i=A37XVUhvAjeOHadMAQvzsTXvq4/Mx+3fpb+QMgZO0wk=; m=hE6W1GKMCnDe7Xl9Y2XkaKJE8GpE3GDH9eFQ15OmrR0=; p=eWsF/9X6dJ2dGxyfExV9lgaFxqhX7MsrvS3ZLcdKl2U=; g=b0191a1ee2971a02d75b9362a1e39795593059ab X-Patch-Sig: m=pgp; i=narmstrong@baylibre.com; s=0xA4CFF8AE; b=iQIzBAABCgAdFiEEPVPGJshWBf4d9CyLd9zb2sjISdEFAmB9LUEACgkQd9zb2sjISdGQ+w/+PKr bmPInssnRpLnrUXH34tL/DOBc1ijeBguSraXABsWzrn1WtmxnEN26WsStOUHD0h+s0pEEVz6UjWde zMbs1WWTa0tAPRY/pVAtMwnIvVA0jf1hvIHx+jY8A8he6oMzhhBIqEnF+13yZw9xlcJZdP0dgRw1N 4U6sJwqpxuk+vaOXrRexMshwNNBKBsX7xhj+8cIDuOGHkQr7xK84i+pfPAyGdAX+onwbhJuUEp4ct tx0oA6qIousQTQTIiV0CdJAsXHOG4tQrRBCrI8vTUfMzPQuDqNbfu6FZilPW9BySsGtXe9Jh75p+J 5dwobwC2XumiiV//ecuN4+TTHStKMHNb0WiD4/jhiGxtCVHuX4QgJ1h6wrkYf2+3Huq4uR6Fd2EHs Oc91zTlc4JQgWzNWeTUDwaIaduWdtoQ49QFH0blNMEz/5EK5tqwNYhxuqp7+uR/h3Y2BIcQWXz1Y8 i/u2O3D++aPFK7JGQdWwwHxYXwcOmTCypVdGyvDsNIlaq/FgRV+iB9TwYJxNE6kZ+dOP/KCwfTsEA V5DQYpDnggXd7ys3KMff8FXz6qG7/btmLbNK2/AARUOa6TEYxgONq0MhOhvEtsue5ExtaWLLIPLbs WRiQw4UAqMcQXm1VYYS0rFouyfLWLf2OYOg4P+wgnQPWRcgFJcE7eeRpff/tmB68= X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: jernej.skrabec@siol.net, Neil Armstrong , jonas@kwiboo.se, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, Phong LE , Laurent Pinchart Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" From: Phong LE Add the ITE bridge HDMI it66121 bindings. Signed-off-by: Phong LE Signed-off-by: Neil Armstrong Reviewed-by: Rob Herring Reviewed-by: Laurent Pinchart --- .../bindings/display/bridge/ite,it66121.yaml | 124 ++++++++++++++++++ 1 file changed, 124 insertions(+) create mode 100644 Documentation/devicetree/bindings/display/bridge/ite,it66121.yaml diff --git a/Documentation/devicetree/bindings/display/bridge/ite,it66121.yaml b/Documentation/devicetree/bindings/display/bridge/ite,it66121.yaml new file mode 100644 index 000000000000..6ec1d5fbb8bc --- /dev/null +++ b/Documentation/devicetree/bindings/display/bridge/ite,it66121.yaml @@ -0,0 +1,124 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/display/bridge/ite,it66121.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: ITE it66121 HDMI bridge Device Tree Bindings + +maintainers: + - Phong LE + - Neil Armstrong + +description: | + The IT66121 is a high-performance and low-power single channel HDMI + transmitter, fully compliant with HDMI 1.3a, HDCP 1.2 and backward compatible + to DVI 1.0 specifications. + +properties: + compatible: + const: ite,it66121 + + reg: + maxItems: 1 + + reset-gpios: + maxItems: 1 + description: GPIO connected to active low reset + + vrf12-supply: + description: Regulator for 1.2V analog core power. + + vcn33-supply: + description: Regulator for 3.3V digital core power. + + vcn18-supply: + description: Regulator for 1.8V IO core power. + + interrupts: + maxItems: 1 + + ports: + $ref: /schemas/graph.yaml#/properties/ports + + properties: + port@0: + $ref: /schemas/graph.yaml#/$defs/port-base + unevaluatedProperties: false + description: DPI input port. + + properties: + endpoint: + $ref: /schemas/graph.yaml#/$defs/endpoint-base + unevaluatedProperties: false + + properties: + bus-width: + description: + Endpoint bus width. + enum: + - 12 # 12 data lines connected and dual-edge mode + - 24 # 24 data lines connected and single-edge mode + default: 24 + + port@1: + $ref: /schemas/graph.yaml#/properties/port + description: HDMI Connector port. + + required: + - port@0 + - port@1 + +required: + - compatible + - reg + - reset-gpios + - vrf12-supply + - vcn33-supply + - vcn18-supply + - interrupts + - ports + +additionalProperties: false + +examples: + - | + #include + #include + i2c { + #address-cells = <1>; + #size-cells = <0>; + + it66121hdmitx: hdmitx@4c { + compatible = "ite,it66121"; + pinctrl-names = "default"; + pinctrl-0 = <&ite_pins_default>; + vcn33-supply = <&mt6358_vcn33_wifi_reg>; + vcn18-supply = <&mt6358_vcn18_reg>; + vrf12-supply = <&mt6358_vrf12_reg>; + reset-gpios = <&pio 160 GPIO_ACTIVE_LOW>; + interrupt-parent = <&pio>; + interrupts = <4 IRQ_TYPE_LEVEL_LOW>; + reg = <0x4c>; + + ports { + #address-cells = <1>; + #size-cells = <0>; + + port@0 { + reg = <0>; + it66121_in: endpoint { + bus-width = <12>; + remote-endpoint = <&display_out>; + }; + }; + + port@1 { + reg = <1>; + hdmi_conn_out: endpoint { + remote-endpoint = <&hdmi_conn_in>; + }; + }; + }; + }; + }; -- 2.25.1 _______________________________________________ dri-devel mailing list dri-devel@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/dri-devel