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Wed, 18 Jun 2025 02:59:34 -0700 (PDT) Received: from demon-pc.localdomain ([188.27.131.45]) by smtp.gmail.com with ESMTPSA id 4fb4d7f45d1cf-608b4a93b03sm9384691a12.54.2025.06.18.02.59.33 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 18 Jun 2025 02:59:34 -0700 (PDT) From: Cosmin Tanislav To: Tomi Valkeinen , Mauro Carvalho Chehab , Rob Herring , =?utf-8?q?Niklas_S=C3=B6derlund?= , Julien Massot , Sakari Ailus , Laurent Pinchart , Greg Kroah-Hartman , Linus Walleij Cc: linux-media@vger.kernel.org (open list:MAXIM GMSL2 SERIALIZERS AND DESERIALIZERS), devicetree@vger.kernel.org (open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS), linux-kernel@vger.kernel.org (open list), linux-arm-kernel@lists.infradead.org (moderated list:ARM64 PORT (AARCH64 ARCHITECTURE)), linux-staging@lists.linux.dev (open list:STAGING SUBSYSTEM), linux-gpio@vger.kernel.org (open list:GPIO SUBSYSTEM:Keyword:(devm_)?gpio_(request|free|direction|get|set)), Cosmin Tanislav , Cosmin Tanislav Subject: [PATCH v4 03/19] dt-bindings: media: i2c: max96717: add support for I2C ATR Date: Wed, 18 Jun 2025 12:58:39 +0300 Message-ID: <20250618095858.2145209-4-demonsingur@gmail.com> X-Mailer: git-send-email 2.49.0 In-Reply-To: <20250618095858.2145209-1-demonsingur@gmail.com> References: <20250618095858.2145209-1-demonsingur@gmail.com> Precedence: bulk X-Mailing-List: linux-gpio@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 MAX96717 is capable of address translation for the connected I2C slaves. Add support for I2C ATR while keeping I2C gate for compatibility to support this usecase. Signed-off-by: Cosmin Tanislav Acked-by: Rob Herring (Arm) --- .../bindings/media/i2c/maxim,max96717.yaml | 39 +++++++++++++++++++ 1 file changed, 39 insertions(+) diff --git a/Documentation/devicetree/bindings/media/i2c/maxim,max96717.yaml b/Documentation/devicetree/bindings/media/i2c/maxim,max96717.yaml index 15ab37702a92..167c3dd50683 100644 --- a/Documentation/devicetree/bindings/media/i2c/maxim,max96717.yaml +++ b/Documentation/devicetree/bindings/media/i2c/maxim,max96717.yaml @@ -92,6 +92,30 @@ properties: incoming GMSL2 link. Therefore, it supports an i2c-gate subnode to configure a sensor. + i2c-alias-pool: + maxItems: 2 + + i2c-atr: + type: object + additionalProperties: false + + properties: + '#address-cells': + const: 1 + + '#size-cells': + const: 0 + + patternProperties: + '^i2c@[01]$': + $ref: /schemas/i2c/i2c-controller.yaml# + unevaluatedProperties: false + properties: + reg: + items: + minimum: 0 + maximum: 1 + required: - compatible - reg @@ -99,6 +123,21 @@ required: additionalProperties: false +allOf: + - $ref: /schemas/i2c/i2c-atr.yaml# + + - anyOf: + - oneOf: + - required: [i2c-atr] + - required: [i2c-gate] + + - not: + required: [i2c-atr, i2c-gate] + +dependentRequired: + i2c-atr: [i2c-alias-pool] + i2c-alias-pool: [i2c-atr] + examples: - | #include