From patchwork Fri Apr 15 15:21:37 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Paul Kocialkowski X-Patchwork-Id: 12815010 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id C60CFC4321E for ; Fri, 15 Apr 2022 15:22:15 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1355036AbiDOPYm (ORCPT ); Fri, 15 Apr 2022 11:24:42 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52352 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1355014AbiDOPYh (ORCPT ); Fri, 15 Apr 2022 11:24:37 -0400 Received: from relay1-d.mail.gandi.net (relay1-d.mail.gandi.net [IPv6:2001:4b98:dc4:8::221]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 28C8AD39B1; Fri, 15 Apr 2022 08:22:07 -0700 (PDT) Received: (Authenticated sender: paul.kocialkowski@bootlin.com) by mail.gandi.net (Postfix) with ESMTPSA id 804D624000F; Fri, 15 Apr 2022 15:22:04 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bootlin.com; s=gm1; t=1650036126; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=dpXxGro9NpLI9KH9XpmsU4oUMSnOgnwYOSWdWVkvN9w=; b=Km/EFETbaIM13EBIyWk+ZcoLh6GdSXFVsPpJ/D2VoIAfQuzN/KWo8wuHgdbkbyKWALVMP1 AcDV50/BDB8bG38x6gExogI/7+4B3npWWt3SgQfJnE9IRvnAqDntNbytGn1NKT4u78MLGU NJqeBhePqpUphqzzrEvG6PEs5WMONe5pB+2f0WNx6kjlQHZdQoMe/HMDqZQ+i+vqMHaPi8 HvKFILg/lQIbAdG1dX/EOLvcGWzulzUkq+WX0vlTV2fiCghHy2zdHr1ILV+TNHgVZQ6wxB 0YlFVYqFM7rwlZMJmvTZ+vyjOy/Yo0jatqwKQ3UnsdGMqo6uyVeVZ6/kMixStQ== From: Paul Kocialkowski To: linux-media@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-sunxi@lists.linux.dev, linux-kernel@vger.kernel.org, linux-phy@lists.infradead.org Cc: Yong Deng , Mauro Carvalho Chehab , Rob Herring , Chen-Yu Tsai , Jernej Skrabec , Samuel Holland , Sakari Ailus , Hans Verkuil , Laurent Pinchart , Paul Kocialkowski , Kishon Vijay Abraham I , Vinod Koul , Maxime Ripard , Thomas Petazzoni , Rob Herring Subject: [PATCH v4 7/8] dt-bindings: media: Add Allwinner A83T MIPI CSI-2 bindings documentation Date: Fri, 15 Apr 2022 17:21:37 +0200 Message-Id: <20220415152138.635525-8-paul.kocialkowski@bootlin.com> X-Mailer: git-send-email 2.35.2 In-Reply-To: <20220415152138.635525-1-paul.kocialkowski@bootlin.com> References: <20220415152138.635525-1-paul.kocialkowski@bootlin.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org This introduces YAML bindings documentation for the Allwinner A83T MIPI CSI-2 controller. Signed-off-by: Paul Kocialkowski Reviewed-by: Rob Herring --- .../media/allwinner,sun8i-a83t-mipi-csi2.yaml | 135 ++++++++++++++++++ 1 file changed, 135 insertions(+) create mode 100644 Documentation/devicetree/bindings/media/allwinner,sun8i-a83t-mipi-csi2.yaml diff --git a/Documentation/devicetree/bindings/media/allwinner,sun8i-a83t-mipi-csi2.yaml b/Documentation/devicetree/bindings/media/allwinner,sun8i-a83t-mipi-csi2.yaml new file mode 100644 index 000000000000..d40ff63178ea --- /dev/null +++ b/Documentation/devicetree/bindings/media/allwinner,sun8i-a83t-mipi-csi2.yaml @@ -0,0 +1,135 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/media/allwinner,sun8i-a83t-mipi-csi2.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Allwinner A83T MIPI CSI-2 Device Tree Bindings + +maintainers: + - Paul Kocialkowski + +properties: + compatible: + const: allwinner,sun8i-a83t-mipi-csi2 + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + clocks: + items: + - description: Bus Clock + - description: Module Clock + - description: MIPI-specific Clock + - description: Misc CSI Clock + + clock-names: + items: + - const: bus + - const: mod + - const: mipi + - const: misc + + resets: + maxItems: 1 + + ports: + $ref: /schemas/graph.yaml#/properties/ports + + properties: + port@0: + $ref: /schemas/graph.yaml#/$defs/port-base + description: Input port, connect to a MIPI CSI-2 sensor + + properties: + reg: + const: 0 + + endpoint: + $ref: video-interfaces.yaml# + unevaluatedProperties: false + + properties: + data-lanes: + minItems: 1 + maxItems: 4 + + required: + - data-lanes + + additionalProperties: false + + port@1: + $ref: /schemas/graph.yaml#/$defs/port-base + description: Output port, connect to a CSI controller + + properties: + reg: + const: 1 + + endpoint: + $ref: /schemas/graph.yaml#/$defs/endpoint-base + unevaluatedProperties: false + + additionalProperties: false + + required: + - port@0 + - port@1 + +required: + - compatible + - reg + - interrupts + - clocks + - clock-names + - resets + - ports + +additionalProperties: false + +examples: + - | + #include + #include + #include + + mipi_csi2: csi@1cb1000 { + compatible = "allwinner,sun8i-a83t-mipi-csi2"; + reg = <0x01cb1000 0x1000>; + interrupts = ; + clocks = <&ccu CLK_BUS_CSI>, + <&ccu CLK_CSI_SCLK>, + <&ccu CLK_MIPI_CSI>, + <&ccu CLK_CSI_MISC>; + clock-names = "bus", "mod", "mipi", "misc"; + resets = <&ccu RST_BUS_CSI>; + + ports { + #address-cells = <1>; + #size-cells = <0>; + + mipi_csi2_in: port@0 { + reg = <0>; + + mipi_csi2_in_ov8865: endpoint { + data-lanes = <1 2 3 4>; + + remote-endpoint = <&ov8865_out_mipi_csi2>; + }; + }; + + mipi_csi2_out: port@1 { + reg = <1>; + + mipi_csi2_out_csi: endpoint { + remote-endpoint = <&csi_in_mipi_csi2>; + }; + }; + }; + }; + +...