From patchwork Mon Oct 18 14:39:51 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: AngeloGioacchino Del Regno X-Patchwork-Id: 12566739 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id AA2CCC4332F for ; Mon, 18 Oct 2021 14:40:03 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 702FB60FF2 for ; Mon, 18 Oct 2021 14:40:03 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 702FB60FF2 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=collabora.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 7FA9F6E048; Mon, 18 Oct 2021 14:40:02 +0000 (UTC) Received: from bhuna.collabora.co.uk (bhuna.collabora.co.uk [46.235.227.227]) by gabe.freedesktop.org (Postfix) with ESMTPS id 3C9E86E048 for ; Mon, 18 Oct 2021 14:40:01 +0000 (UTC) Received: from [127.0.0.1] (localhost [127.0.0.1]) (Authenticated sender: kholk11) with ESMTPSA id 5C73D1F42DD3 From: AngeloGioacchino Del Regno To: robh+dt@kernel.org Cc: a.hajda@samsung.com, daniel@ffwll.ch, airlied@linux.ie, dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, AngeloGioacchino Del Regno , Rob Herring Subject: [PATCH v2] dt-bindings: display/bridge: tc358767: Convert to YAML binding Date: Mon, 18 Oct 2021 16:39:51 +0200 Message-Id: <20211018143951.878143-1-angelogioacchino.delregno@collabora.com> X-Mailer: git-send-email 2.33.0 MIME-Version: 1.0 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: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Convert the Toshiba TC358767 txt documentation to YAML. Signed-off-by: AngeloGioacchino Del Regno Reviewed-by: Rob Herring --- .../display/bridge/toshiba,tc358767.txt | 54 -------- .../display/bridge/toshiba,tc358767.yaml | 118 ++++++++++++++++++ 2 files changed, 118 insertions(+), 54 deletions(-) delete mode 100644 Documentation/devicetree/bindings/display/bridge/toshiba,tc358767.txt create mode 100644 Documentation/devicetree/bindings/display/bridge/toshiba,tc358767.yaml diff --git a/Documentation/devicetree/bindings/display/bridge/toshiba,tc358767.txt b/Documentation/devicetree/bindings/display/bridge/toshiba,tc358767.txt deleted file mode 100644 index 583c5e9dbe6b..000000000000 --- a/Documentation/devicetree/bindings/display/bridge/toshiba,tc358767.txt +++ /dev/null @@ -1,54 +0,0 @@ -Toshiba TC358767 eDP bridge bindings - -Required properties: - - compatible: "toshiba,tc358767" - - reg: i2c address of the bridge, 0x68 or 0x0f, depending on bootstrap pins - - clock-names: should be "ref" - - clocks: OF device-tree clock specification for refclk input. The reference - clock rate must be 13 MHz, 19.2 MHz, 26 MHz, or 38.4 MHz. - -Optional properties: - - shutdown-gpios: OF device-tree gpio specification for SD pin - (active high shutdown input) - - reset-gpios: OF device-tree gpio specification for RSTX pin - (active low system reset) - - toshiba,hpd-pin: TC358767 GPIO pin number to which HPD is connected to (0 or 1) - - ports: the ports node can contain video interface port nodes to connect - to a DPI/DSI source and to an eDP/DP sink according to [1][2]: - - port@0: DSI input port - - port@1: DPI input port - - port@2: eDP/DP output port - -[1]: Documentation/devicetree/bindings/graph.txt -[2]: Documentation/devicetree/bindings/media/video-interfaces.txt - -Example: - edp-bridge@68 { - compatible = "toshiba,tc358767"; - reg = <0x68>; - shutdown-gpios = <&gpio3 23 GPIO_ACTIVE_HIGH>; - reset-gpios = <&gpio3 24 GPIO_ACTIVE_LOW>; - clock-names = "ref"; - clocks = <&edp_refclk>; - - ports { - #address-cells = <1>; - #size-cells = <0>; - - port@1 { - reg = <1>; - - bridge_in: endpoint { - remote-endpoint = <&dpi_out>; - }; - }; - - port@2 { - reg = <2>; - - bridge_out: endpoint { - remote-endpoint = <&panel_in>; - }; - }; - }; - }; diff --git a/Documentation/devicetree/bindings/display/bridge/toshiba,tc358767.yaml b/Documentation/devicetree/bindings/display/bridge/toshiba,tc358767.yaml new file mode 100644 index 000000000000..b2692f0e971b --- /dev/null +++ b/Documentation/devicetree/bindings/display/bridge/toshiba,tc358767.yaml @@ -0,0 +1,118 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/display/bridge/toshiba,tc358767.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Toshiba TC358767 MIPI-DSI or MIPI-DPI to DP/eDP bridge + +maintainers: + - Tomi Valkeinen + +properties: + compatible: + enum: + - toshiba,tc358767 + + reg: + description: I2C address of the bridge + enum: [0x68, 0x0f] + + clocks: + description: + Reference clock input. The reference clock rate must be 13MHz, 19.2MHz, + 26MHz, or 38.4MHz. + maxItems: 1 + + clock-names: + const: ref + + reset-gpios: + description: GPIO connected to the RSTX signal. + maxItems: 1 + + shutdown-gpios: + description: GPIO connected to the SD signal. + maxItems: 1 + + toshiba,hpd-pin: + $ref: "/schemas/types.yaml#/definitions/uint32" + description: TC356767 GPIO pin number to which HPD is connected + enum: + - 0 + - 1 + + ports: + $ref: /schemas/graph.yaml#/properties/ports + + properties: + port@0: + $ref: /schemas/graph.yaml#/properties/port + description: + Video port for MIPI DSI input + + port@1: + $ref: /schemas/graph.yaml#/properties/port + description: + Video port for MIPI DPI input + + port@2: + $ref: /schemas/graph.yaml#/properties/port + description: + Video port for DP/eDP output (panel or connector). + + oneOf: + - required: + - port@0 + - required: + - port@1 + required: + - port@2 + +required: + - compatible + - reg + - clock-names + - clocks + - ports + +additionalProperties: false + +examples: + - | + #include + + i2c { + #address-cells = <1>; + #size-cells = <0>; + + bridge@68 { + compatible = "toshiba,tc358767"; + reg = <0x68>; + clock-names = "ref"; + clocks = <&edp_refclk>; + reset-gpios = <&gpio3 24 GPIO_ACTIVE_LOW>; + shutdown-gpios = <&gpio3 23 GPIO_ACTIVE_HIGH>; + + ports { + #address-cells = <1>; + #size-cells = <0>; + + port@1 { + reg = <1>; + bridge_in: endpoint { + remote-endpoint = <&dpi_out>; + }; + }; + + port@2 { + reg = <2>; + bridge_out: endpoint { + remote-endpoint = <&panel_in>; + }; + }; + }; + }; + }; + +...