From patchwork Thu Jun 20 11:07:51 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tomi Valkeinen X-Patchwork-Id: 13705133 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 944B21AB373; Thu, 20 Jun 2024 11:08:09 +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=1718881691; cv=none; b=AWsbcz+7fgv8s5cCNtvz2v23FSG7YiN2NSMr3Aw2iGHotgdaiTOD4Q3Ido8Itpo26JnZtdoTRvmoYM5cHjxBIvsX4AD4326LmHLWVGU2F1+SB2rS3iECQqI6pkH2hj0uZ/Kn79NoWpSCDs+TlStnv2bOl45Nv7rsP0ze2+JOcIs= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1718881691; c=relaxed/simple; bh=DurrYkPiOJ4QrUXT8rIw5NfkncY5M8gvtRLrv+kHYsc=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=YegY/c8vnNbo/8naYhWObasEat+AS6weESY6fd7jEI8cw/XbcfDylrxEhKCIT1crLTPo9wFUMll5sKKrC7IuAfRLLrj4QWf3rXBu4f5NDWMDy8dmEdbhL9pfrAB2PJCNB1fg1nd5/6Cj+P26+LH+x8VaxRy8zxSarLGz9AdUb+k= 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=SYRDxjCX; 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="SYRDxjCX" Received: from [127.0.1.1] (91-158-144-210.elisa-laajakaista.fi [91.158.144.210]) by perceval.ideasonboard.com (Postfix) with ESMTPSA id 5DB6ADD9; Thu, 20 Jun 2024 13:07:46 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com; s=mail; t=1718881667; bh=DurrYkPiOJ4QrUXT8rIw5NfkncY5M8gvtRLrv+kHYsc=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=SYRDxjCXSbwIi7sZwDhrOs/F1dqoXF6anmefRYD4MYUmWMk8oIuOfMxLp58AgEr33 HoNs6l3HYh5/WoFrCxfVAzOK6wKgAc2mnDyk+MB9Nl+TOQGq0Oq/tZIqpMECfGVUOf qsgNms9ArJS3AsWuG1WRT/w1YR0Se5WESjrqGp0s= From: Tomi Valkeinen Date: Thu, 20 Jun 2024 14:07:51 +0300 Subject: [PATCH v2 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: <20240620-rp1-cfe-v2-2-b8b48fdba3b3@ideasonboard.com> References: <20240620-rp1-cfe-v2-0-b8b48fdba3b3@ideasonboard.com> In-Reply-To: <20240620-rp1-cfe-v2-0-b8b48fdba3b3@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 , 20240531080707.34568-1-jacopo.mondi@ideasonboard.com X-Mailer: b4 0.14.0 X-Developer-Signature: v=1; a=openpgp-sha256; l=2962; i=tomi.valkeinen@ideasonboard.com; h=from:subject:message-id; bh=DurrYkPiOJ4QrUXT8rIw5NfkncY5M8gvtRLrv+kHYsc=; b=owEBbQKS/ZANAwAIAfo9qoy8lh71AcsmYgBmdA2RAJPAk/x5ycEjDDzhogpO2XLeMFVj7GUvr l4wxnP5OyOJAjMEAAEIAB0WIQTEOAw+ll79gQef86f6PaqMvJYe9QUCZnQNkQAKCRD6PaqMvJYe 9fU5D/46l2utzerYrP/0Nbo1hFey+lNZ4Jau94sFP5SL1BctRgECU+e5wwNRZDt+is+3WNLBz8z fhdvgi31UiA13mTAt8HIy67Qm39WEAdKUx5OLghYwwDAvbmqA0b+t1aIlA/MA8VydP2UitV7uWx DhgH5qbg8DA8j0ynromwMEUXyONXWu9FpQV6vrVSDyJGJ0irbvi9nPkByidtTFi6GUA1SU7Yc6+ lEdwOv7miBFdTHXHDO3HqQzFzasnTfuvRdZAoH9fhHyFmPYeCL+t8YMRvUoFJsnBpCrCXSE6cKL JyRM1+sobFGAgtTxC5Iu6T8gnr/oY5rFG++/tTaxozmrcsjaHk+B1xcAeFQ2frlZE5R4tA/HkGB YNw5SNlts/KS9jju3w+FHdgTu5pc8QYRTTMKzQxBckwboelm8uSCtxWc7luVVLeYGOVCOhZ0Sdt 9JOl57x6edd2aF6Kbwi8/d5bbrHymXKXZQBF1R8pXVkM/lsu7jWcitgjuJQOrYmuIfL4VF+mRoR BSo2f53bm9O//4fGZRagArEBx7Z4fI17QWjqfYzTrC31gCIASwTUxEUnn60JHWMviMu7tQ+U67I bPn8T2xHKqJag0v8j878317yqMDEuYbGo2iJhn8oYogZouiyrhP1n+6yBTzb/j0WwzelWuxyZPH TVhEnhSxDdTFqvw== X-Developer-Key: i=tomi.valkeinen@ideasonboard.com; a=openpgp; fpr=C4380C3E965EFD81079FF3A7FA3DAA8CBC961EF5 Add DT bindings for raspberrypi,rp1-cfe. Signed-off-by: Tomi Valkeinen Reviewed-by: Krzysztof Kozlowski --- .../bindings/media/raspberrypi,rp1-cfe.yaml | 98 ++++++++++++++++++++++ 1 file changed, 98 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..851533de2305 --- /dev/null +++ b/Documentation/devicetree/bindings/media/raspberrypi,rp1-cfe.yaml @@ -0,0 +1,98 @@ +# 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 + + clock-lanes: + maxItems: 1 + + required: + - clock-lanes + - 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>; + clock-lanes = <0>; + data-lanes = <1 2>; + }; + }; + }; + };