From patchwork Tue Sep 10 08:07:07 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tomi Valkeinen X-Patchwork-Id: 13798111 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 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 smtp.lore.kernel.org (Postfix) with ESMTPS id 4C674ECE582 for ; Tue, 10 Sep 2024 08:20:02 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Cc:To:In-Reply-To:References :Message-Id:Content-Transfer-Encoding:Content-Type:MIME-Version:Subject:Date: From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=NycLjYJiw1DPydmCpg5qE1iQoGeblIR8LiuJHKWYRYI=; b=z3skqfx6Z1mXBYGDe4Y6Zf6bmN 12I2Y/xnhndwiBlD97Vb9lDSHrW8rMARY+dsrPQOcgZP4YMCYUMA3qZOWCYNrol3IPZr7SMas/Hcn JW3QDh3KkE2xWR8lRfyejgbReA6C6je7lQ/7a7pUjhZwoBLDFmg9Mv1hJbQviAzJPLlb2b3XiA842 UZwZgtsFgegCbLWh1AE8eD2Hi8tnXv5hn8izp+kslpt2CfIHMkFoctr4qAAVePBj98ie/FYMMT1Qi kkbV6eUIl5e7IfdO4lKgBZ4106vbYrBsqPq1PcJKLDdAL0FjGJQPQu/0czydQBf6r2rUJosRtxIG9 CMlLxVTw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1snw6I-00000004nBu-1t9t; Tue, 10 Sep 2024 08:19:50 +0000 Received: from perceval.ideasonboard.com ([213.167.242.64]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1snw2a-00000004mBi-17Yf; Tue, 10 Sep 2024 08:16:03 +0000 Received: from [127.0.1.1] (91-156-87-48.elisa-laajakaista.fi [91.156.87.48]) by perceval.ideasonboard.com (Postfix) with ESMTPSA id 51A141920; Tue, 10 Sep 2024 10:06:15 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com; s=mail; t=1725955576; bh=glmpFc00SsZ+PfwzIlsw73UpQTBgwInpTitkkKEeCPQ=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=kQIjsuUHseW/dvTWKGGKcGZW84VjlMlVVSaZo6cegeX5Png8LNRVVJvvGfy4Bjs9h i1bgUggQJl4CBXyb97cvrbKRvXVMb7GI4s9JQi4WBNKTGq/+5EEI8WpmRqe5DxvFRs 5WMkFpbqp3oV5K/fY0tJSgVsJgWctweAafZKztKk= From: Tomi Valkeinen Date: Tue, 10 Sep 2024 11:07:07 +0300 Subject: [PATCH v5 2/4] dt-bindings: media: Add bindings for raspberrypi,rp1-cfe MIME-Version: 1.0 Message-Id: <20240910-rp1-cfe-v5-2-9ab4c4c8eace@ideasonboard.com> References: <20240910-rp1-cfe-v5-0-9ab4c4c8eace@ideasonboard.com> In-Reply-To: <20240910-rp1-cfe-v5-0-9ab4c4c8eace@ideasonboard.com> To: Mauro Carvalho Chehab , Raspberry Pi Kernel Maintenance , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Florian Fainelli , Broadcom internal kernel review list , Rob Herring , Krzysztof Kozlowski Cc: linux-media@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, linux-rpi-kernel@lists.infradead.org, linux-arm-kernel@lists.infradead.org, Naushir Patuck , Laurent Pinchart , Sakari Ailus , Jacopo Mondi , Kieran Bingham , Tomi Valkeinen , Krzysztof Kozlowski X-Mailer: b4 0.13.0 X-Developer-Signature: v=1; a=openpgp-sha256; l=2916; i=tomi.valkeinen@ideasonboard.com; h=from:subject:message-id; bh=glmpFc00SsZ+PfwzIlsw73UpQTBgwInpTitkkKEeCPQ=; b=owEBbQKS/ZANAwAIAfo9qoy8lh71AcsmYgBm3/5AZD/bnvMVEiJo/Q2UhQHiY6Yhrh+NKwxoA 2CVJcTONKOJAjMEAAEIAB0WIQTEOAw+ll79gQef86f6PaqMvJYe9QUCZt/+QAAKCRD6PaqMvJYe 9Q08D/9jH2FsfDpjeJN53Woz6dLqaezLtRH8jSkYFb0JFaTcydhOLWSMMPm0K3cmNI30MVOIwzB tLwnsVmOs9cQYd3Si63JJhOPvzwZBS4x93UAZ5JfdNGtfBCyZGCkhEKHLC4ggRUGhDgnIrHMfdr 9IijXeKlzTgIAixn5dcPmRBBLxePuf40zlvWCPQUCPPBbR1W9WvlNZtan/ceKuBhdW3hgp2Ff2R nUl0C8VJm3L/O246l2JdqPG//NOU5pmQeMGD72DBTF9buRHnzBJ906OG0YM1bK2IhYrtYEGP8Xk lmb/wDlLGd+qz53AbsXGeldMm+oQluB0RsCuHXFT0F1x6uPCx+XgK/fLCIqbhis+jjc6cm852hs Lt+PPoNK9kXCH8zHwILP+LRfyArr/mlbaFYvqgVRuhLtdD0NeGd8KtxmB+HKzkotiwqmWRG7z2O CXdvwxfCATZd9YOHB0ysRAp1+swOCW2hiNouCtL82/9NWict5VfHxUhU9QxqSRQHvl01pkryQGq gSEakN0zpFPwzKtowOCUPP4vfQaI7w9T8ToL2ssOGA782aSVgclCcL8hxaNgna4y8MxagsO7PxO /0ugKOp8MZZ8lmgAQhjJeFh4A8EsIuT6r+bk2Latj0KPyzsJrQsQZjX3E+nJLZFxRU6321jcP7R ao/u2yavt0YsQAA== X-Developer-Key: i=tomi.valkeinen@ideasonboard.com; a=openpgp; fpr=C4380C3E965EFD81079FF3A7FA3DAA8CBC961EF5 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240910_011600_461832_B7405F43 X-CRM114-Status: GOOD ( 10.69 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Add DT bindings for raspberrypi,rp1-cfe. Reviewed-by: Krzysztof Kozlowski Signed-off-by: Tomi Valkeinen --- .../bindings/media/raspberrypi,rp1-cfe.yaml | 93 ++++++++++++++++++++++ 1 file changed, 93 insertions(+) diff --git a/Documentation/devicetree/bindings/media/raspberrypi,rp1-cfe.yaml b/Documentation/devicetree/bindings/media/raspberrypi,rp1-cfe.yaml new file mode 100644 index 000000000000..eba5394719b9 --- /dev/null +++ b/Documentation/devicetree/bindings/media/raspberrypi,rp1-cfe.yaml @@ -0,0 +1,93 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/media/raspberrypi,rp1-cfe.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Raspberry Pi PiSP Camera Front End + +maintainers: + - Tomi Valkeinen + - Raspberry Pi Kernel Maintenance + +description: | + The Raspberry Pi PiSP Camera Front End is a module in Raspberrypi 5's RP1 I/O + controller, that contains: + - MIPI D-PHY + - MIPI CSI-2 receiver + - Simple image processor (called PiSP Front End, or FE) + + The FE documentation is available at: + https://datasheets.raspberrypi.com/camera/raspberry-pi-image-signal-processor-specification.pdf + + The PHY and CSI-2 receiver part have no public documentation. + +properties: + compatible: + items: + - const: raspberrypi,rp1-cfe + + reg: + items: + - description: CSI-2 registers + - description: D-PHY registers + - description: MIPI CFG (a simple top-level mux) registers + - description: FE registers + + interrupts: + maxItems: 1 + + clocks: + maxItems: 1 + + port: + $ref: /schemas/graph.yaml#/$defs/port-base + additionalProperties: false + description: CSI-2 RX Port + + properties: + endpoint: + $ref: video-interfaces.yaml# + unevaluatedProperties: false + + properties: + data-lanes: + minItems: 1 + maxItems: 4 + + required: + - data-lanes + +required: + - compatible + - reg + - interrupts + - clocks + +additionalProperties: false + +examples: + - | + rp1 { + #address-cells = <2>; + #size-cells = <2>; + + csi@110000 { + compatible = "raspberrypi,rp1-cfe"; + reg = <0xc0 0x40110000 0x0 0x100>, + <0xc0 0x40114000 0x0 0x100>, + <0xc0 0x40120000 0x0 0x100>, + <0xc0 0x40124000 0x0 0x1000>; + + interrupts = <42>; + + clocks = <&rp1_clocks>; + + port { + csi_ep: endpoint { + remote-endpoint = <&cam_endpoint>; + data-lanes = <1 2>; + }; + }; + }; + };