Received: by 2002:a25:1985:0:0:0:0:0 with SMTP id 127csp2637976ybz; Mon, 27 Apr 2020 01:20:58 -0700 (PDT) X-Google-Smtp-Source: APiQypJk2IpEJbzkP/b9my8lI2W+BX9088EkK7ESk34U2H7lLYHoSupPLsy4ZoTPMx5afhjXZxRn X-Received: by 2002:aa7:c0d1:: with SMTP id j17mr17651002edp.308.1587975658422; Mon, 27 Apr 2020 01:20:58 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1587975658; cv=none; d=google.com; s=arc-20160816; b=G0LodPNWzMPtwHoDC4gAySH9tX41jG3MdxzeBTYZ0aZ1vJwMxabnRl5yY/+EAa9PU1 ZptCDSJjA2UVrIq46qkQ61Ps2sqvJxLgQgn6AnBItn7hGUc4qlK/9fYgUs3vewWsN5EE 85aQ57IZ0oo2r34qtGwqBe/rjYooPNbRJpuWkY0fGufve+PfHi28GFtW//OcUaVWRtOg /c4dKseOGdEfD7GDKoDXoD1CuvjMS/1So51Xsy513xrlMM6DvYNxnwtxyzdDkyzcPPs1 mU7nVXYZl5NYDsMKh7fdjf2qOMEdpureAAmBPjZP9/kkyKm2hU2voftHq3uWE3PV9f2J u0vw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:content-transfer-encoding:mime-version :references:in-reply-to:message-id:date:subject:cc:to:from; bh=JoBeafjdlceEY5NF0EVGo7ykfV3rNWj/ekq+Qo5DdKQ=; b=OXPSRmSgMNfVDACYeHDfAvyJ2OGPjptua5Z6jUmNQD8A2NOEzchiCunokcG3xTtR11 1pE9NPjTQ0rJwnqS4fgjW51oJXCFwd7LFCgqAHGW3fD2oYaVi23/ncKXxAmwCkAc2KaW XcP+WdmSP8it0JKcC/jr/VGStzzl2hNiRRle9TFQz64cbZ1b5QitVlQti6deVk4dMNgG t/6CUe3+ucG7QSbG/2HZEXuAmlMQZAi1EH/OeRptPs9Jh22tu2ScPXiIc9LWCKkbSo0/ NteaoCSPWJAFN7gDvxsGlOogMETecxIwE/5QhJm+i7n/m8ONCUCjFVNeWTfeW3kRhGDL x5eg== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=collabora.com Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id x17si8346389ejn.21.2020.04.27.01.20.35; Mon, 27 Apr 2020 01:20:58 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=collabora.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726870AbgD0ITI (ORCPT + 99 others); Mon, 27 Apr 2020 04:19:08 -0400 Received: from bhuna.collabora.co.uk ([46.235.227.227]:34470 "EHLO bhuna.collabora.co.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726826AbgD0ITG (ORCPT ); Mon, 27 Apr 2020 04:19:06 -0400 Received: from [127.0.0.1] (localhost [127.0.0.1]) (Authenticated sender: aratiu) with ESMTPSA id 4CEBA2A018F From: Adrian Ratiu To: linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, linux-rockchip@lists.infradead.org, Laurent Pinchart Cc: Andrzej Hajda , Jonas Karlman , Jernej Skrabec , Heiko Stuebner , linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-imx@nxp.com, kernel@collabora.com, linux-stm32@st-md-mailman.stormreply.com, Rob Herring , Neil Armstrong , Fabio Estevam , Laurent Pinchart , Adrian Pop , Arnaud Ferraris , Sjoerd Simons , Martyn Welch Subject: [PATCH v8 07/10] dt-bindings: display: add i.MX6 MIPI DSI host controller doc Date: Mon, 27 Apr 2020 11:19:49 +0300 Message-Id: <20200427081952.3536741-8-adrian.ratiu@collabora.com> X-Mailer: git-send-email 2.26.0 In-Reply-To: <20200427081952.3536741-1-adrian.ratiu@collabora.com> References: <20200427081952.3536741-1-adrian.ratiu@collabora.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This provides an example DT binding for the MIPI DSI host controller present on the i.MX6 SoC based on Synopsis DesignWare v1.01 IP. Cc: Rob Herring Cc: Neil Armstrong Cc: Fabio Estevam Cc: Laurent Pinchart Cc: devicetree@vger.kernel.org Tested-by: Adrian Pop Tested-by: Arnaud Ferraris Signed-off-by: Sjoerd Simons Signed-off-by: Martyn Welch Signed-off-by: Adrian Ratiu --- Changes since v7: - Clarified port@0,1 descriptions, marked them as required and added missing port@0 in example (Laurent) Changes since v6: - Added ref to the newly created snps,dw-mipi-dsi.yaml (Laurent) - Moved *-cells properties outside patternProperties (Laurent) - Removed the panel port documentation (Laurent) - Wrapped lines at 80 chars, typo fixes, sort includes (Laurent) Changes since v5: - Fixed missing reg warning (Fabio) - Updated dt-schema and fixed warnings (Rob) Changes since v4: - Fixed yaml binding to pass `make dt_binding_check dtbs_check` and addressed received binding feedback (Rob) Changes since v3: - Added commit message (Neil) - Converted to yaml format (Neil) - Minor dt node + driver fixes (Rob) - Added small panel example to the host controller binding Changes since v2: - Fixed commit tags (Emil) --- .../display/imx/fsl,mipi-dsi-imx6.yaml | 145 ++++++++++++++++++ 1 file changed, 145 insertions(+) create mode 100644 Documentation/devicetree/bindings/display/imx/fsl,mipi-dsi-imx6.yaml diff --git a/Documentation/devicetree/bindings/display/imx/fsl,mipi-dsi-imx6.yaml b/Documentation/devicetree/bindings/display/imx/fsl,mipi-dsi-imx6.yaml new file mode 100644 index 0000000000000..c2c3489e63fa3 --- /dev/null +++ b/Documentation/devicetree/bindings/display/imx/fsl,mipi-dsi-imx6.yaml @@ -0,0 +1,145 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/display/imx/fsl,mipi-dsi-imx6.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Freescale i.MX6 DW MIPI DSI Host Controller + +maintainers: + - Adrian Ratiu + +description: | + The i.MX6 DSI host controller is a Synopsys DesignWare MIPI DSI v1.01 + IP block with a companion PHY IP. + + These DT bindings follow the Synopsys DW MIPI DSI bindings defined in + Documentation/devicetree/bindings/display/bridge/dw_mipi_dsi.txt with + the following device-specific properties. + +allOf: + - $ref: ../bridge/snps,dw-mipi-dsi.yaml# + +properties: + '#address-cells': + const: 1 + + '#size-cells': + const: 0 + + compatible: + items: + - const: fsl,imx6q-mipi-dsi + - const: snps,dw-mipi-dsi + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + clocks: + items: + - description: Module Clock + - description: DSI bus clock + + clock-names: + items: + - const: ref + - const: pclk + + fsl,gpr: + description: + Phandle to the iomuxc-gpr region containing the multiplexer ctrl register. + $ref: /schemas/types.yaml#/definitions/phandle + + ports: + type: object + description: | + A node containing DSI input & output port nodes with endpoint + definitions as documented in + Documentation/devicetree/bindings/media/video-interfaces.txt + Documentation/devicetree/bindings/graph.txt + properties: + port@0: + type: object + description: + DSI input port connected to a parallel RGB LTDC output port. + + port@1: + type: object + description: + DSI serial RGB output port connected to a panel or bridge input port. + + required: + - port@0 + - port@1 + +additionalProperties: false + +patternProperties: + "^panel@[0-3]$": + type: object + +required: + - "#address-cells" + - "#size-cells" + - compatible + - reg + - interrupts + - clocks + - clock-names + - ports + +examples: + - |+ + #include + #include + #include + + dsi: dsi@21e0000 { + #address-cells = <1>; + #size-cells = <0>; + compatible = "fsl,imx6q-mipi-dsi", "snps,dw-mipi-dsi"; + reg = <0x021e0000 0x4000>; + interrupts = <0 102 IRQ_TYPE_LEVEL_HIGH>; + fsl,gpr = <&gpr>; + clocks = <&clks IMX6QDL_CLK_MIPI_CORE_CFG>, + <&clks IMX6QDL_CLK_MIPI_IPG>; + clock-names = "ref", "pclk"; + + ports { + #address-cells = <1>; + #size-cells = <0>; + port@0 { + reg = <0>; + mipi_mux_0: endpoint { + remote-endpoint = <&ipu1_di0_mipi>; + }; + }; + port@1 { + reg = <1>; + dsi_out: endpoint { + remote-endpoint = <&panel_in>; + }; + }; + }; + + panel@0 { + compatible = "sharp,ls032b3sx01"; + reg = <0>; + reset-gpios = <&gpio6 8 GPIO_ACTIVE_LOW>; + ports { + #address-cells = <1>; + #size-cells = <0>; + port@0 { + reg = <0>; + panel_in: endpoint { + remote-endpoint = <&dsi_out>; + }; + }; + }; + }; + }; + +... -- 2.26.0