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Thu, 30 Apr 2026 02:47:22 -0700 (PDT) Received: from arrakeen.starnux.net ([2a01:e0a:106d:1080:52eb:f6ff:feb3:451a]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-48a81b9493bsm48984745e9.0.2026.04.30.02.47.21 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 30 Apr 2026 02:47:22 -0700 (PDT) From: Neil Armstrong Date: Thu, 30 Apr 2026 11:47:15 +0200 Subject: [PATCH v2 1/2] dt-bindings: leds: backlight: document the SY7758 6-channel High Efficiency LED Driver MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20260430-topic-sm8650-ayaneo-pocket-s2-sy7758-v2-1-308140640de9@linaro.org> References: <20260430-topic-sm8650-ayaneo-pocket-s2-sy7758-v2-0-308140640de9@linaro.org> In-Reply-To: <20260430-topic-sm8650-ayaneo-pocket-s2-sy7758-v2-0-308140640de9@linaro.org> To: Lee Jones , Daniel Thompson , Jingoo Han , Pavel Machek , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Helge Deller Cc: dri-devel@lists.freedesktop.org, linux-leds@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-fbdev@vger.kernel.org, KancyJoe , Neil Armstrong , Krzysztof Kozlowski X-Mailer: b4 0.15.1 X-Developer-Signature: v=1; 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a=openpgp; fpr=89EC3D058446217450F22848169AB7B1A4CFF8AE X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Document the Silergy SY7758 6-channel High Efficiency LED Driver used for backlight brightness control. Reviewed-by: Krzysztof Kozlowski Signed-off-by: Neil Armstrong --- .../bindings/leds/backlight/silergy,sy7758.yaml | 53 ++++++++++++++++++++++ 1 file changed, 53 insertions(+) diff --git a/Documentation/devicetree/bindings/leds/backlight/silergy,sy7758.yaml b/Documentation/devicetree/bindings/leds/backlight/silergy,sy7758.yaml new file mode 100644 index 000000000000..80e978d691c2 --- /dev/null +++ b/Documentation/devicetree/bindings/leds/backlight/silergy,sy7758.yaml @@ -0,0 +1,53 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/leds/backlight/silergy,sy7758.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Silergy SY7758 6-channel High Efficiency LED Driver + +maintainers: + - Neil Armstrong + +description: + Silergy SY7758 is a high efficiency 6-channels LED backlight + driver with I2C brightness control. + +allOf: + - $ref: common.yaml# + +properties: + compatible: + const: silergy,sy7758 + + reg: + maxItems: 1 + + vddio-supply: true + + enable-gpios: + maxItems: 1 + +required: + - compatible + - reg + - vddio-supply + - enable-gpios + +unevaluatedProperties: false + +examples: + - | + #include + + i2c { + #address-cells = <1>; + #size-cells = <0>; + + backlight@11 { + compatible = "silergy,sy7758"; + reg = <0x11>; + vddio-supply = <&bl_vddio>; + enable-gpios = <&gpio 16 GPIO_ACTIVE_HIGH>; + }; + }; -- 2.34.1