From patchwork Wed Apr 13 02:32:32 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yuji Ishikawa X-Patchwork-Id: 12811410 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 23144C433F5 for ; Wed, 13 Apr 2022 02:51:22 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230440AbiDMCxj (ORCPT ); Tue, 12 Apr 2022 22:53:39 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:47106 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229911AbiDMCxh (ORCPT ); Tue, 12 Apr 2022 22:53:37 -0400 Received: from mo-csw-fb.securemx.jp (mo-csw-fb1115.securemx.jp [210.130.202.174]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 530353884; Tue, 12 Apr 2022 19:51:17 -0700 (PDT) Received: by mo-csw-fb.securemx.jp (mx-mo-csw-fb1115) id 23D2cQlL002042; Wed, 13 Apr 2022 11:38:26 +0900 Received: by mo-csw.securemx.jp (mx-mo-csw1114) id 23D2c7TH001183; Wed, 13 Apr 2022 11:38:07 +0900 X-Iguazu-Qid: 2wHHQNGIBJTRt5AGUY X-Iguazu-QSIG: v=2; s=0; t=1649817487; q=2wHHQNGIBJTRt5AGUY; m=3whHHj6Ohn8t4gV46TX22fD7Raazw3saI2f5i74OAE4= Received: from imx2-a.toshiba.co.jp (imx2-a.toshiba.co.jp [106.186.93.35]) by relay.securemx.jp (mx-mr1113) id 23D2c6MR003310 (version=TLSv1.2 cipher=AES128-GCM-SHA256 bits=128 verify=NOT); Wed, 13 Apr 2022 11:38:06 +0900 X-SA-MID: 35919151 From: Yuji Ishikawa To: Mauro Carvalho Chehab , Nobuhiro Iwamatsu Cc: linux-media@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, yuji2.ishikawa@toshiba.co.jp Subject: [PATCH 1/3] dt-bindings: media: platform: visconti: Add Toshiba Visconti Video Input Interface bindings Date: Wed, 13 Apr 2022 11:32:32 +0900 X-TSB-HOP2: ON Message-Id: <20220413023234.19526-2-yuji2.ishikawa@toshiba.co.jp> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20220413023234.19526-1-yuji2.ishikawa@toshiba.co.jp> References: <20220413023234.19526-1-yuji2.ishikawa@toshiba.co.jp> Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org Adds the Device Tree binding documentation that allows to describe the Video Input Interface found in Toshiba Visconti SoCs. Signed-off-by: Yuji Ishikawa Reviewed-by: Nobuhiro Iwamatsu --- .../bindings/media/toshiba,visconti-viif.yaml | 103 ++++++++++++++++++ 1 file changed, 103 insertions(+) create mode 100644 Documentation/devicetree/bindings/media/toshiba,visconti-viif.yaml diff --git a/Documentation/devicetree/bindings/media/toshiba,visconti-viif.yaml b/Documentation/devicetree/bindings/media/toshiba,visconti-viif.yaml new file mode 100644 index 000000000..848ea5019 --- /dev/null +++ b/Documentation/devicetree/bindings/media/toshiba,visconti-viif.yaml @@ -0,0 +1,103 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/media/toshiba,visconti-viif.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Toshiba Visconti5 SoC Video Input Interface Device Tree Bindings + +maintainers: + - Nobuhiro Iwamatsu + +description: | + Toshiba Visconti5 SoC Video Input Interface (VIIF) receives MIPI CSI2 video stream, + processes the stream with embedded image signal processor (L1ISP, L2ISP), then stores pictures to main memory. + +properties: + compatible: + const: toshiba,visconti-viif + + reg: + items: + - description: registers for capture control + - description: registers for CSI2 receiver control + + interrupts: + items: + - description: Sync Interrupt + - description: Status (Error) Interrupt + - description: CSI2 Receiver Interrupt + - description: L1ISP Interrupt + + index: + enum: [0, 1] + + port: + $ref: /schemas/graph.yaml#/$defs/port-base + unevaluatedProperties: false + description: Input port node, single endpoint describing the CSI-2 transmitter. + + properties: + endpoint: + $ref: video-interfaces.yaml# + unevaluatedProperties: false + + properties: + data-lanes: + description: VIIF supports 2 or 4 data lines + items: + minItems: 1 + maxItems: 4 + items: + - const: 1 + - const: 2 + - const: 3 + - const: 4 + clock-lanes: + description: VIIF supports 1 clock line + const: 0 + +required: + - compatible + - reg + - interrupts + - port + +additionalProperties: false + +examples: + - | + #include + #include + + soc { + #address-cells = <2>; + #size-cells = <2>; + + viif0: viif@1c000000 { + compatible = "toshiba,visconti-viif"; + reg = <0 0x1c000000 0 0x6000>, + <0 0x1c008000 0 0x400>; + interrupts = , + , + , + ; + index = <0>; + status = "disabled"; + + port { + #address-cells = <1>; + #size-cells = <0>; + + csi_in0: endpoint { + remote-endpoint = <&imx219_out0>; + bus-type = <4>; + data-lanes = <1 2>; + clock-lanes = <0>; + clock-noncontinuous; + link-frequencies = /bits/ 64 <456000000>; + }; + }; + }; + }; +