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([144.202.86.13]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-229785bfddfsm77213805ad.66.2025.04.07.02.53.39 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 07 Apr 2025 02:53:47 -0700 (PDT) From: Pengyu Luo To: Jianhua Lu , 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, Pengyu Luo Subject: [PATCH 1/4] dt-bindings: backlight: kinetic,ktz8866: add ktz8866 slave compatible Date: Mon, 7 Apr 2025 17:51:16 +0800 Message-ID: <20250407095119.588920-2-mitltlatltl@gmail.com> X-Mailer: git-send-email 2.49.0 In-Reply-To: <20250407095119.588920-1-mitltlatltl@gmail.com> References: <20250407095119.588920-1-mitltlatltl@gmail.com> Precedence: bulk X-Mailing-List: linux-leds@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Kinetic ktz8866, found in many android devices, nowadays, some oem use dual ktz8866 to support a larger panel and higher brightness, add the binding for slave case. Signed-off-by: Pengyu Luo --- .../leds/backlight/kinetic,ktz8866.yaml | 29 +++++++++++++++---- 1 file changed, 24 insertions(+), 5 deletions(-) diff --git a/Documentation/devicetree/bindings/leds/backlight/kinetic,ktz8866.yaml b/Documentation/devicetree/bindings/leds/backlight/kinetic,ktz8866.yaml index c914e1276..825a6fbf1 100644 --- a/Documentation/devicetree/bindings/leds/backlight/kinetic,ktz8866.yaml +++ b/Documentation/devicetree/bindings/leds/backlight/kinetic,ktz8866.yaml @@ -19,7 +19,9 @@ allOf: properties: compatible: - const: kinetic,ktz8866 + enum: + - kinetic,ktz8866 + - kinetic,ktz8866-slave reg: maxItems: 1 @@ -58,9 +60,16 @@ properties: required: - compatible - reg - - vddpos-supply - - vddneg-supply - - enable-gpios + +if: + properties: + compatible: + const: kinetic,ktz8866 +then: + required: + - vddpos-supply + - vddneg-supply + - enable-gpios unevaluatedProperties: false @@ -68,7 +77,7 @@ examples: - | #include - i2c { + i2c0 { #address-cells = <1>; #size-cells = <0>; @@ -84,3 +93,13 @@ examples: kinetic,enable-lcd-bias; }; }; + + i2c1 { + #address-cells = <1>; + #size-cells = <0>; + + backlight@11 { + compatible = "kinetic,ktz8866-slave"; + reg = <0x11>; + }; + };