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Message-ID: <20250308183410.3013996-13-demonsingur@gmail.com>
Date: Sat, 8 Mar 2025 20:33:41 +0200
From: Cosmin Tanislav <demonsingur@...il.com>
To:
Cc: Tomi Valkeinen <tomi.valkeinen@...asonboard.com>,
Niklas Söderlund <niklas.soderlund@...natech.se>,
Cosmin Tanislav <cosmin.tanislav@...log.com>,
Mauro Carvalho Chehab <mchehab@...nel.org>,
Rob Herring <robh@...nel.org>,
Krzysztof Kozlowski <krzk+dt@...nel.org>,
Conor Dooley <conor+dt@...nel.org>,
Julien Massot <julien.massot@...labora.com>,
Catalin Marinas <catalin.marinas@....com>,
Will Deacon <will@...nel.org>,
Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
Liam Girdwood <lgirdwood@...il.com>,
Mark Brown <broonie@...nel.org>,
Linus Walleij <linus.walleij@...aro.org>,
Bartosz Golaszewski <brgl@...ev.pl>,
Bjorn Andersson <quic_bjorande@...cinc.com>,
Geert Uytterhoeven <geert+renesas@...der.be>,
Dmitry Baryshkov <dmitry.baryshkov@...aro.org>,
Heiko Stuebner <heiko@...ech.de>,
Biju Das <biju.das.jz@...renesas.com>,
Taniya Das <quic_tdas@...cinc.com>,
NÃcolas F . R . A . Prado <nfraprado@...labora.com>,
Eric Biggers <ebiggers@...gle.com>,
Javier Carrasco <javier.carrasco@...fvision.net>,
Ross Burton <ross.burton@....com>,
Sakari Ailus <sakari.ailus@...ux.intel.com>,
Hans Verkuil <hverkuil@...all.nl>,
Laurent Pinchart <laurent.pinchart@...asonboard.com>,
Umang Jain <umang.jain@...asonboard.com>,
Zhi Mao <zhi.mao@...iatek.com>,
Kieran Bingham <kieran.bingham@...asonboard.com>,
Dongcheng Yan <dongcheng.yan@...el.com>,
AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>,
Benjamin Mugnier <benjamin.mugnier@...s.st.com>,
Tommaso Merciai <tomm.merciai@...il.com>,
Dan Carpenter <dan.carpenter@...aro.org>,
Ricardo Ribalda <ribalda@...omium.org>,
Ihor Matushchak <ihor.matushchak@...box.net>,
Laurentiu Palcu <laurentiu.palcu@....nxp.com>,
linux-media@...r.kernel.org,
devicetree@...r.kernel.org,
linux-kernel@...r.kernel.org,
linux-arm-kernel@...ts.infradead.org,
linux-staging@...ts.linux.dev,
linux-gpio@...r.kernel.org,
Cosmin Tanislav <demonsingur@...il.com>
Subject: [RFC PATCH 12/24] dt-bindings: media: i2c: max96714: add support for MAX9296A
MAX9296A is an older variant of the MAX96714 which doesn't support
tunnel mode, but has two GMSL2 links.
Signed-off-by: Cosmin Tanislav <demonsingur@...il.com>
---
.../bindings/media/i2c/maxim,max96714.yaml | 87 +++++++++++++++++++
1 file changed, 87 insertions(+)
diff --git a/Documentation/devicetree/bindings/media/i2c/maxim,max96714.yaml b/Documentation/devicetree/bindings/media/i2c/maxim,max96714.yaml
index 5bbd36c55ab4..9c6c79a770ed 100644
--- a/Documentation/devicetree/bindings/media/i2c/maxim,max96714.yaml
+++ b/Documentation/devicetree/bindings/media/i2c/maxim,max96714.yaml
@@ -22,11 +22,14 @@ description:
The GMSL2 serial link operates at a fixed rate of 3Gbps or 6Gbps in the
forward direction and 187.5Mbps in the reverse direction.
+
MAX96714F only supports a fixed rate of 3Gbps in the forward direction.
+ MAX9296A only supports pixel mode, and has two GMSL2 links.
properties:
compatible:
oneOf:
+ - const: maxim,max9296a
- const: maxim,max96714f
- items:
- enum:
@@ -109,6 +112,90 @@ allOf:
required:
- port@1
+ - if:
+ properties:
+ compatible:
+ contains:
+ enum:
+ - maxim,max9296a
+ then:
+ allOf:
+ - $ref: /schemas/i2c/i2c-atr.yaml#
+
+ properties:
+ i2c-alias-pool:
+ maxItems: 2
+
+ i2c-atr:
+ patternProperties:
+ '^i2c@[0-1]$':
+ $ref: /schemas/i2c/i2c-controller.yaml#
+ properties:
+ reg:
+ items:
+ min: 0
+ max: 1
+
+ - if:
+ properties:
+ compatible:
+ contains:
+ enum:
+ - maxim,max9296a
+ then:
+ properties:
+ port0-poc-supply:
+ description: Regulator providing Power over Coax for GMSL port 0
+
+ port1-poc-supply:
+ description: Regulator providing Power over Coax for GMSL port 1
+
+ ports:
+ $ref: /schemas/graph.yaml#/properties/ports
+
+ patternProperties:
+ port@[0-1]:
+ $ref: /schemas/graph.yaml#/properties/port
+ unevaluatedProperties: false
+ description: GMSL Input
+ properties:
+ endpoint:
+ $ref: /schemas/media/video-interfaces.yaml#
+ unevaluatedProperties: false
+ description:
+ Endpoint for GMSL2-Link port.
+
+ port@[2-3]:
+ $ref: /schemas/graph.yaml#/$defs/port-base
+ unevaluatedProperties: false
+ description: CSI-2 Output port
+
+ properties:
+ endpoint:
+ $ref: /schemas/media/video-interfaces.yaml#
+ unevaluatedProperties: false
+
+ properties:
+ data-lanes:
+ minItems: 1
+ maxItems: 4
+
+ lane-polarities:
+ minItems: 1
+ maxItems: 5
+
+ link-frequencies:
+ maxItems: 1
+
+ required:
+ - data-lanes
+
+ anyOf:
+ - required:
+ - port@2
+ - required:
+ - port@3
+
examples:
- |
#include <dt-bindings/gpio/gpio.h>
--
2.48.1
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