From patchwork Sun Mar 29 17:35:50 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "H. 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Nikolaus Schaller" To: Paul Cercueil , Paul Boddie , David Airlie , Daniel Vetter , Rob Herring , Mark Rutland , Ralf Baechle , Paul Burton , Linus Walleij , Andi Kleen , Krzysztof Kozlowski , Geert Uytterhoeven , "Eric W. Biederman" , "H. Nikolaus Schaller" , Miquel Raynal , Thomas Bogendoerfer , Kees Cook Subject: [RFC v3 4/8] dt-bindings: display: add ingenic-jz4780-hdmi DT Schema Date: Sun, 29 Mar 2020 19:35:50 +0200 Message-Id: X-Mailer: git-send-email 2.25.1 In-Reply-To: References: MIME-Version: 1.0 X-Mailman-Approved-At: Mon, 30 Mar 2020 07:11:44 +0000 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: devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-mips@vger.kernel.org, linux-gpio@vger.kernel.org, mips-creator-ci20-dev@googlegroups.com, letux-kernel@openphoenux.org, Sam Ravnborg Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" From: Sam Ravnborg Add DT bindings for the hdmi driver for the Ingenic JZ4780 SoC. Based on .txt binding from Zubair Lutfullah Kakakhel Signed-off-by: Sam Ravnborg Signed-off-by: H. Nikolaus Schaller Cc: Rob Herring Cc: devicetree@vger.kernel.org --- .../bindings/display/ingenic-jz4780-hdmi.yaml | 82 +++++++++++++++++++ 1 file changed, 82 insertions(+) create mode 100644 Documentation/devicetree/bindings/display/ingenic-jz4780-hdmi.yaml diff --git a/Documentation/devicetree/bindings/display/ingenic-jz4780-hdmi.yaml b/Documentation/devicetree/bindings/display/ingenic-jz4780-hdmi.yaml new file mode 100644 index 000000000000..a545ff8704eb --- /dev/null +++ b/Documentation/devicetree/bindings/display/ingenic-jz4780-hdmi.yaml @@ -0,0 +1,82 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/display/ingenic-jz4780-hdmi.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Bindings for Ingenic JZ4780 HDMI Transmitter + +maintainers: + - H. Nikolaus Schaller + +description: | + The HDMI Transmitter in the Ingenic JZ4780 is a Synopsys DesignWare HDMI 1.4 + TX controller IP with accompanying PHY IP. + +allOf: + - $ref: panel/panel-common.yaml# + +properties: + compatible: + items: + - const: ingenic,jz4780-hdmi + + reg: + maxItems: 1 + description: the address & size of the LCD controller registers + + reg-io-width: + const: 4 + + interrupts: + maxItems: 1 + description: Specifies the interrupt provided by parent + + clocks: + maxItems: 2 + description: Clock specifiers for isrf and iahb clocks + + clock-names: + items: + - const: isfr + - const: iahb + + ddc-i2c-bus: true + ports: true + +required: + - compatible + - clocks + - clock-names + - ports + - reg-io-width + +additionalProperties: false + +examples: + - | + #include + + hdmi: hdmi@10180000 { + compatible = "ingenic,jz4780-hdmi"; + reg = <0x10180000 0x8000>; + reg-io-width = <4>; + ddc-i2c-bus = <&i2c4>; + interrupt-parent = <&intc>; + interrupts = <3>; + clocks = <&cgu JZ4780_CLK_HDMI>, <&cgu JZ4780_CLK_AHB0>; + clock-names = "isfr", "iahb"; + + ports { + hdmi_in: port { + #address-cells = <1>; + #size-cells = <0>; + hdmi_in_lcd: endpoint@0 { + reg = <0>; + remote-endpoint = <&jz4780_out_hdmi>; + }; + }; + }; + }; + +...