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[2a02:8440:6441:43a4:3074:96af:9642:3]) by smtp.gmail.com with ESMTPSA id g18sm12655132wmq.4.2021.12.17.07.09.19 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 17 Dec 2021 07:09:20 -0800 (PST) From: Guillaume Ranquet To: Chun-Kuang Hu , Philipp Zabel , David Airlie , Daniel Vetter , Rob Herring , Matthias Brugger , CK Hu , Jitao shi Cc: Markus Schneider-Pargmann , Rob Herring , dri-devel@lists.freedesktop.org, linux-mediatek@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org Subject: [PATCH v7 2/8] dt-bindings: mediatek,dp: Add Display Port binding Date: Fri, 17 Dec 2021 16:08:48 +0100 Message-Id: <20211217150854.2081-3-granquet@baylibre.com> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20211217150854.2081-1-granquet@baylibre.com> References: <20211217150854.2081-1-granquet@baylibre.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20211217_070923_064692_0CCC5136 X-CRM114-Status: GOOD ( 13.47 ) X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org From: Markus Schneider-Pargmann This controller is present on several mediatek hardware. Currently mt8195 and mt8395 have this controller without a functional difference, so only one compatible field is added. The controller can have two forms, as a normal display port and as an embedded display port. Signed-off-by: Markus Schneider-Pargmann Signed-off-by: Guillaume Ranquet Reviewed-by: Rob Herring --- .../display/mediatek/mediatek,dp.yaml | 87 +++++++++++++++++++ 1 file changed, 87 insertions(+) create mode 100644 Documentation/devicetree/bindings/display/mediatek/mediatek,dp.yaml diff --git a/Documentation/devicetree/bindings/display/mediatek/mediatek,dp.yaml b/Documentation/devicetree/bindings/display/mediatek/mediatek,dp.yaml new file mode 100644 index 0000000000000..068b11d766e21 --- /dev/null +++ b/Documentation/devicetree/bindings/display/mediatek/mediatek,dp.yaml @@ -0,0 +1,87 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/display/mediatek/mediatek,dp.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Mediatek Display Port Controller + +maintainers: + - CK Hu + - Jitao shi + +description: | + Device tree bindings for the Mediatek (embedded) Display Port controller + present on some Mediatek SoCs. + +properties: + compatible: + enum: + - mediatek,mt8195-dp-tx + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + clocks: + items: + - description: faxi clock + + clock-names: + items: + - const: faxi + + power-domains: + maxItems: 1 + + ports: + $ref: /schemas/graph.yaml#/properties/ports + properties: + port@0: + $ref: /schemas/graph.yaml#/properties/port + description: Input endpoint of the controller, usually dp_intf + + port@1: + $ref: /schemas/graph.yaml#/properties/port + description: Output endpoint of the controller + +required: + - compatible + - reg + - interrupts + - ports + +additionalProperties: false + +examples: + - | + #include + #include + edp_tx: edp_tx@1c500000 { + compatible = "mediatek,mt8195-dp-tx"; + reg = <0 0x1c500000 0 0x8000>; + interrupts = ; + power-domains = <&spm MT8195_POWER_DOMAIN_EPD_TX>; + pinctrl-names = "default"; + pinctrl-0 = <&edp_pin>; + + ports { + #address-cells = <1>; + #size-cells = <0>; + + port@0 { + reg = <0>; + edp_in: endpoint { + remote-endpoint = <&dp_intf0_out>; + }; + }; + port@1 { + reg = <1>; + edp_out: endpoint { + remote-endpoint = <&panel_in>; + }; + }; + }; + }; -- 2.32.0 _______________________________________________ Linux-mediatek mailing list Linux-mediatek@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-mediatek