From patchwork Wed Sep 4 11:19:10 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tomi Valkeinen X-Patchwork-Id: 13790562 Received: from perceval.ideasonboard.com (perceval.ideasonboard.com [213.167.242.64]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id F40011D1750; Wed, 4 Sep 2024 11:19:41 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=213.167.242.64 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1725448783; cv=none; b=hZtLlZFlNrkaC1dRv3UZ5jBntEWUNzqcsI/YAmwX1BpEVWl6g0l9x3RAxq395Er0wKKC0XMEc+yny6mjsekDGGfM8t6xGAdl8NQwHsC6n+bemay7vCI2cdOk1AmVobosrKzRVB0ymNU+dSIL2ijBXcVDoK8XHhQC/2kvHWBGwzg= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1725448783; c=relaxed/simple; bh=glmpFc00SsZ+PfwzIlsw73UpQTBgwInpTitkkKEeCPQ=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=YD3jySVRjt11wM9c6tFIU9OzY5VXK7Fs01lo+e11pDZXFgiDBAq18Gxlh+XxEx8oXOY8xRiGf+sIffb6YNJESYFuOW+iH6rF28jjCmKIW/JYv2Na/bTIPHTSGX1dB5iwQ7qphqqC6gjdqSTyWqEPC6o6S2kJ4YSyNvOV+8EJoCQ= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=ideasonboard.com; spf=pass smtp.mailfrom=ideasonboard.com; dkim=pass (1024-bit key) header.d=ideasonboard.com header.i=@ideasonboard.com header.b=tIohN26O; arc=none smtp.client-ip=213.167.242.64 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=ideasonboard.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=ideasonboard.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=ideasonboard.com header.i=@ideasonboard.com header.b="tIohN26O" 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 93EF113DD; Wed, 4 Sep 2024 13:18:24 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com; s=mail; t=1725448705; bh=glmpFc00SsZ+PfwzIlsw73UpQTBgwInpTitkkKEeCPQ=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=tIohN26OG/XyENMZbJr4QuduxEihmRbeL1X4RCms/EJnQRxfFO+YzegiBcxgMPP3c P2ZcEpE9a2Ft8X7JbcNM1er5bbh0YszFZw3rtBCRwdqMy2GPTa3RaQrAuvztEyLFuP XF1t5+XpUw3w3xWVEmQfarOXWxHMZeAmNZQNaQDI= From: Tomi Valkeinen Date: Wed, 04 Sep 2024 14:19:10 +0300 Subject: [PATCH v4 2/4] dt-bindings: media: Add bindings for raspberrypi,rp1-cfe Precedence: bulk X-Mailing-List: linux-media@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20240904-rp1-cfe-v4-2-f1b5b3d69c81@ideasonboard.com> References: <20240904-rp1-cfe-v4-0-f1b5b3d69c81@ideasonboard.com> In-Reply-To: <20240904-rp1-cfe-v4-0-f1b5b3d69c81@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/ZANAwAIAfo9qoy8lh71AcsmYgBm2EJEy/tv2jCOvtdwRGmuUyqnHqhNoCK/gP+4g 6tz1qvnkkaJAjMEAAEIAB0WIQTEOAw+ll79gQef86f6PaqMvJYe9QUCZthCRAAKCRD6PaqMvJYe 9ShgD/9k2S3kYRnvryxvPAUEb6QpCT6OZKjF/FlI3U9wpDaB4W7bn+B/U1yT6dAodq3jLBmWUY7 lSbHPe6DlRzBDemPaRhF7xWfYE7vavR3Lpvav0G2zCcMuH0xV3tVTOHoLDUZPti1UrumujducZ0 4UCR87s8sesmO+iyzLa2lhb6Is4+Ik4sa06QLqWZBU0euU02NTX4gKDO3zC/cwOQj0n/TR4fk8x lWDWLWbznFVMEcbq8HF4MeJBfpr93vONE4I3mrdfplDNR9DqJPDhQ47Nvb+JELK7gB09TDqaLH9 BGfNSc/2XIz9nd1LMMgEE2z+slcBo0Um2PJIbk5OnQSyeYG60sQBoDEUe7f2fs93ina/cgRWl6L tddabA338HEEjNocVw0OmPF27CpOba+QcgqWFI2ztGEvfe5rUvdb4oyVpjrZ4G1/3omTddAgtwX tvKWcGnkJhJmUg4OemDGlbDB7+qgdiTCw/Byf1n3H3GHD8gntSwgR5jv3ifnEJxK6Frj8TkixRe Eld8mCND7PHfv8VIWDjmn5F5/LqQCUrJjXwGYSrLlGnkNwP00GdixwiAhPrzNT8rypt8mT4GlwL YxlQQ308+R8D17t9T3dTwAyFKwCwhd+HxEOBQFI1B6veaVtyMKnjvyvYGp9NZj2jSTl7z/jOqhR 4fIr7ud9XiYtdwA== X-Developer-Key: i=tomi.valkeinen@ideasonboard.com; a=openpgp; fpr=C4380C3E965EFD81079FF3A7FA3DAA8CBC961EF5 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>; + }; + }; + }; + };