From patchwork Thu Oct 3 10:31:11 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tomi Valkeinen X-Patchwork-Id: 832622 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 A487914F9CF; Thu, 3 Oct 2024 10:31:50 +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=1727951512; cv=none; b=AJtGd2DftmcI+7HJdIzHSNv5uUGlIUZco4NDbt/vZ7Uj4xYuBBvfV4Jgl6qCapy7IjlHwALWhFzwFKHGXeq36waOvpa6g0zdQRzZBFt4Bug/6xaCCUuCMWqJnQrPoAbNA+8Tm5vMllA0ChDxZRpZHRt63mOxbN6v7WeEE51m2KI= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1727951512; c=relaxed/simple; bh=glmpFc00SsZ+PfwzIlsw73UpQTBgwInpTitkkKEeCPQ=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=URlv6iuD6AuDTe57Qp49L3b3+ciDxZeA+S1olSqcW5ci59uC1rYK/IvoQiYZ2LPTd01Ffl8DUC5ifuKI0O2R7ZDmo+ynP0ZpApbJIvumjUoT9F5m6Ud+K1WDPswkV7+txVtgPHwQ/7yZGOtR9lE7dJsEeeQEnqZQq2jjbE8l7M0= 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=LARB3rqc; 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="LARB3rqc" 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 C57BE593; Thu, 3 Oct 2024 12:30:07 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com; s=mail; t=1727951408; bh=glmpFc00SsZ+PfwzIlsw73UpQTBgwInpTitkkKEeCPQ=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=LARB3rqczKQKneHP+g4Q3caZKQIVI6io33AYlNeWzjnGldP911kyKLMgbb+MFGrcY qk4TtzQua+PYFHF74mrNwOpAE9t8gYUlrvfo6Tf2DS/mb/n8TEPTlV51Cu4mSbgCmU cdY2V/Yw0X/E5PDiWwct4ntp6DlZT+RONM9xneYE= From: Tomi Valkeinen Date: Thu, 03 Oct 2024 13:31:11 +0300 Subject: [PATCH v6 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: <20241003-rp1-cfe-v6-2-d6762edd98a8@ideasonboard.com> References: <20241003-rp1-cfe-v6-0-d6762edd98a8@ideasonboard.com> In-Reply-To: <20241003-rp1-cfe-v6-0-d6762edd98a8@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/ZANAwAIAfo9qoy8lh71AcsmYgBm/nKIVH1t1UZe0EvytC+zRi7nNKk/ErE+l8Dhl nkQm1P9HmGJAjMEAAEIAB0WIQTEOAw+ll79gQef86f6PaqMvJYe9QUCZv5yiAAKCRD6PaqMvJYe 9XXMD/wOypvOeRP/ssJ5sWxBhLzXj5BKvmBln0yICG8V//C8uWiF/201ScuRNzOndEsz19bX1q/ ZtmqO2lM/N7TvNLCo14ZvaKdkh0p8cSLiLGOgk2jn/Kal5b6VJN0oUgIHM1ZRDOaST7vVakND3P ROowQBTdFWOjIIRjAtgLPRK0jfLg4wlqdD2bJBX61sGujUowyvWoyE0VZN+OPOMXSKbQTHNl64r 9U9ADkSorL6hPYLuQuSgAj+adEXMhOsa7eADGXmRSb8f1JOzdkgpm90JdJ7LNDfDInxUUtMpUVL Dk4Vm2blB1VWJQ5X3aiBLz9CxxGw7oQ+vzxhsziUMe4J7WgpSN+9XsNjS3GALMgqlloyhUXyuHq 6pOOgI1IUjbOU3ldci6t9vc36Hbxlx3DutAJvPjvbgo+MhR0PcGBQr0IrysfOh6V94o9ByG1/TE PdzcVIfOX1u8FFQ0mgRVHNp8yqrT6HVtu74xgpZLwuNO9FN7g66dcqEeX3GOqnNAyy1qt0h1O7g 8s5WIfD2lRzhUtTs1/3IY/H588Yh0zYduWafvw5G//vs+TgMLOsYbVqVeQReJLKALSl82UnlaOr lI9FAQR9Ld13MF9634pHlMLeMgqM4GNzWO7m0kf7YQTrZkyDVge8v0ZXacpAp/qFyM9gXqFeM8b EcmrZoelp+hfzGw== 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>; + }; + }; + }; + };