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Fri, 18 Jul 2025 08:25:19 -0700 (PDT) Received: from demon-pc.localdomain ([86.121.79.159]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-3b61ca4893fsm2195780f8f.52.2025.07.18.08.25.17 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 18 Jul 2025 08:25:18 -0700 (PDT) From: Cosmin Tanislav To: Cosmin Tanislav , Tomi Valkeinen , Mauro Carvalho Chehab , Rob Herring , =?UTF-8?q?Niklas=20S=C3=B6derlund?= , Julien Massot , Sakari Ailus , Laurent Pinchart , Greg Kroah-Hartman , Linus Walleij Cc: linux-media@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-staging@lists.linux.dev, linux-gpio@vger.kernel.org, Cosmin Tanislav Subject: [PATCH v7 03/24] dt-bindings: media: i2c: max96717: add support for I2C ATR Date: Fri, 18 Jul 2025 18:24:39 +0300 Message-ID: <20250718152500.2656391-4-demonsingur@gmail.com> X-Mailer: git-send-email 2.50.1 In-Reply-To: <20250718152500.2656391-1-demonsingur@gmail.com> References: <20250718152500.2656391-1-demonsingur@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250718_082520_835916_8E13B09D X-CRM114-Status: GOOD ( 11.31 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org 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 15ab37702a927..167c3dd50683c 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 -- 2.50.1