From patchwork Tue Jun 9 17:49:53 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Adrian Ratiu X-Patchwork-Id: 11596331 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id CECBC92A for ; Tue, 9 Jun 2020 17:52:42 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (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 72487207C3 for ; Tue, 9 Jun 2020 17:52:42 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="DC7znvlA" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 72487207C3 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=collabora.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-rockchip-bounces+patchwork-linux-rockchip=patchwork.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=++n9tKpczmDZOicCM+Hiv6V80vpYp6iuB/YG5HOn15E=; b=DC7znvlAC2W/Tr JxihoBJXIFJHQemWqq8AvoFb/xIoZoKwE4/9jTmwm5jrQTF2q49ZY9vwggp/wA8/tREZLVigQ7a5X s7TqgEtB6dyCSY2FpKvONYfW9x7by5h/Uj2TqJzoawaWa78csW4zi1x8DA4TnDAuurU2XTmAJ8dH5 uFP71jHFErYBYYRxKYBUu9Juqq+Cez7b9QJKSfYTfu/5c+A1LFNk5hK1do+xQnBwU1OqBE1fjpZ14 w+CEwp3Cz3DZZ39AVNp0EKNOkcTIvUECI9NKDN+d5gb2SOdf6Qfcjh+0J28+DIAGTW+LZjocUtA0r iKAp8qF4donsyuZ5PefA==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1jiiQO-0003Kt-Nj; Tue, 09 Jun 2020 17:52:36 +0000 Received: from bhuna.collabora.co.uk ([2a00:1098:0:82:1000:25:2eeb:e3e3]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1jiiMX-0006MY-SF; Tue, 09 Jun 2020 17:48:40 +0000 Received: from [127.0.0.1] (localhost [127.0.0.1]) (Authenticated sender: aratiu) with ESMTPSA id BD25F2A3BE2 From: Adrian Ratiu To: linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, linux-rockchip@lists.infradead.org, Laurent Pinchart Subject: [PATCH v9 05/11] dt-bindings: display: add i.MX6 MIPI DSI host controller doc Date: Tue, 9 Jun 2020 20:49:53 +0300 Message-Id: <20200609174959.955926-6-adrian.ratiu@collabora.com> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20200609174959.955926-1-adrian.ratiu@collabora.com> References: <20200609174959.955926-1-adrian.ratiu@collabora.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200609_104838_201795_573BC133 X-CRM114-Status: GOOD ( 12.29 ) X-Spam-Score: -0.0 (/) X-Spam-Report: SpamAssassin version 3.4.4 on bombadil.infradead.org summary: Content analysis details: (-0.0 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 SPF_PASS SPF: sender matches SPF record -0.0 SPF_HELO_PASS SPF: HELO matches SPF record 0.0 UNPARSEABLE_RELAY Informational: message has unparseable relay lines X-BeenThere: linux-rockchip@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Upstream kernel work for Rockchip platforms List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Rob Herring , Jernej Skrabec , Sjoerd Simons , Heiko Stuebner , Adrian Pop , Jonas Karlman , Martyn Welch , Neil Armstrong , Philippe CORNU , dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, Yannick FERTRE , Andrzej Hajda , linux-imx@nxp.com, kernel@collabora.com, Fabio Estevam , linux-stm32@st-md-mailman.stormreply.com, Arnaud Ferraris , Laurent Pinchart Sender: "Linux-rockchip" Errors-To: linux-rockchip-bounces+patchwork-linux-rockchip=patchwork.kernel.org@lists.infradead.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 Reviewed-by: Rob Herring --- Changes since v8: - Fixed small compatible string typo caught by checkpatch - Added custom select for 'fsl,imx6-mipi-dsi' (Rob) - Replaced additionalProperties -> unevaluatedProperties (Rob) - Dropped all nodes not adding any new constraints apart from the recently upstreamed snps,dw-mipi-dsi.yaml (Rob) 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 | 112 ++++++++++++++++++ 1 file changed, 112 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..86093729fd5f9 --- /dev/null +++ b/Documentation/devicetree/bindings/display/imx/fsl,mipi-dsi-imx6.yaml @@ -0,0 +1,112 @@ +# 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# + +# Need a custom select here or 'snps,dw-mipi-dsi' will match lots of nodes +select: + properties: + compatible: + contains: + enum: + - fsl,imx6-mipi-dsi + required: + - compatible + +properties: + '#address-cells': + const: 1 + + '#size-cells': + const: 0 + + compatible: + items: + - const: fsl,imx6-mipi-dsi + - const: snps,dw-mipi-dsi + + interrupts: + maxItems: 1 + + fsl,gpr: + description: + Phandle to the iomuxc-gpr region containing the multiplexer ctrl register. + $ref: /schemas/types.yaml#/definitions/phandle + +unevaluatedProperties: false + +required: + - "#address-cells" + - "#size-cells" + - compatible + - interrupts + +examples: + - |+ + #include + #include + #include + + dsi: dsi@21e0000 { + #address-cells = <1>; + #size-cells = <0>; + compatible = "fsl,imx6-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>; + }; + }; + }; + }; + }; + +...