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Sat, 08 Mar 2025 10:34:39 -0800 (PST) From: Cosmin Tanislav To: Cc: Tomi Valkeinen , =?utf-8?q?Niklas_S?= =?utf-8?q?=C3=B6derlund?= , Cosmin Tanislav , Mauro Carvalho Chehab , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Julien Massot , Catalin Marinas , Will Deacon , Greg Kroah-Hartman , Liam Girdwood , Mark Brown , Linus Walleij , Bartosz Golaszewski , Bjorn Andersson , Geert Uytterhoeven , Dmitry Baryshkov , Heiko Stuebner , Biju Das , Taniya Das , =?utf-8?q?N=C3=ADcolas_F_=2E_R_=2E_A_?= =?utf-8?q?=2E_Prado?= , Eric Biggers , Javier Carrasco , Ross Burton , Sakari Ailus , Hans Verkuil , Laurent Pinchart , Umang Jain , Zhi Mao , Kieran Bingham , Dongcheng Yan , AngeloGioacchino Del Regno , Benjamin Mugnier , Tommaso Merciai , Dan Carpenter , Ricardo Ribalda , Ihor Matushchak , Laurentiu Palcu , 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: [RFC PATCH 03/24] dt-bindings: media: i2c: max96717: add support for I2C ATR Date: Sat, 8 Mar 2025 20:33:32 +0200 Message-ID: <20250308183410.3013996-4-demonsingur@gmail.com> X-Mailer: git-send-email 2.48.1 In-Reply-To: <20250308183410.3013996-1-demonsingur@gmail.com> References: <20250308183410.3013996-1-demonsingur@gmail.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250308_103442_010113_D01E0EFB X-CRM114-Status: GOOD ( 13.17 ) 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 --- .../bindings/media/i2c/maxim,max96717.yaml | 34 ++++++++++++++----- 1 file changed, 26 insertions(+), 8 deletions(-) diff --git a/Documentation/devicetree/bindings/media/i2c/maxim,max96717.yaml b/Documentation/devicetree/bindings/media/i2c/maxim,max96717.yaml index 1026678a17a7..7d77cc9dcd96 100644 --- a/Documentation/devicetree/bindings/media/i2c/maxim,max96717.yaml +++ b/Documentation/devicetree/bindings/media/i2c/maxim,max96717.yaml @@ -83,14 +83,6 @@ properties: required: - port@1 - i2c-gate: - $ref: /schemas/i2c/i2c-gate.yaml - unevaluatedProperties: false - description: - The MAX96717 will forward the I2C requests from the - incoming GMSL2 link. Therefore, it supports an i2c-gate - subnode to configure a sensor. - required: - compatible - reg @@ -98,6 +90,32 @@ required: additionalProperties: false +allOf: + - $ref: /schemas/i2c/i2c-atr.yaml# + + - oneOf: + - properties: + i2c-gate: + $ref: /schemas/i2c/i2c-gate.yaml + unevaluatedProperties: false + description: + The MAX96717 will forward the I2C requests from the + incoming GMSL2 link. Therefore, it supports an i2c-gate + subnode to configure a sensor. + + - properties: + i2c-alias-pool: + maxItems: 2 + + i2c-atr: + patternProperties: + '^i2c@0': + $ref: /schemas/i2c/i2c-controller.yaml# + properties: + reg: + items: + max: 0 + examples: - | #include