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Mon, 14 Apr 2025 07:58:42 -0700 (PDT) From: Nam Tran To: pavel@kernel.org, lee@kernel.org, krzk+dt@kernel.org, robh@kernel.org, conor+dt@kernel.org, corbet@lwn.net Cc: devicetree@vger.kernel.org, linux-leds@vger.kernel.org, linux-kernel@vger.kernel.org, Nam Tran Subject: [PATCH v5 5/5] arm64: dts: Add LP5812 LED node for Raspberry Pi 4 Model B Date: Mon, 14 Apr 2025 21:57:42 +0700 Message-Id: <20250414145742.35713-6-trannamatk@gmail.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20250414145742.35713-1-trannamatk@gmail.com> References: <20250414145742.35713-1-trannamatk@gmail.com> Precedence: bulk X-Mailing-List: linux-leds@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Add the LP5812 LED driver node to the Device Tree for Raspberry Pi 4 B. This enables the LED connected to the LP5812 to be controlled via I2C. Signed-off-by: Nam Tran --- .../arm/boot/dts/broadcom/bcm2711-rpi-4-b.dts | 60 +++++++++++++++++++ 1 file changed, 60 insertions(+) diff --git a/arch/arm/boot/dts/broadcom/bcm2711-rpi-4-b.dts b/arch/arm/boot/dts/broadcom/bcm2711-rpi-4-b.dts index 353bb50ce542..0dec6ce44c6c 100644 --- a/arch/arm/boot/dts/broadcom/bcm2711-rpi-4-b.dts +++ b/arch/arm/boot/dts/broadcom/bcm2711-rpi-4-b.dts @@ -152,6 +152,66 @@ &hdmi1 { status = "okay"; }; +&i2c1 { + #address-cells = <1>; + #size-cells = <0>; + + led-controller@1b { + compatible = "ti,lp5812"; + reg = <0x1b>; + #address-cells = <1>; + #size-cells = <0>; + led@0 { + reg = <0x0>; + chan-name = "a0"; + }; + led@1 { + reg = <0x1>; + chan-name = "a1"; + }; + led@2 { + reg = <0x2>; + chan-name = "a2"; + }; + led@3 { + reg = <0x3>; + chan-name = "b0"; + }; + led@4 { + reg = <0x4>; + chan-name = "b1"; + }; + led@5 { + reg = <0x5>; + chan-name = "b2"; + }; + led@6 { + reg = <0x6>; + chan-name = "c0"; + }; + led@7 { + reg = <0x7>; + chan-name = "c1"; + }; + led@8 { + reg = <0x8>; + chan-name = "c2"; + }; + led@9 { + reg = <0x9>; + chan-name = "d0"; + }; + led@a { + reg = <0xa>; + chan-name = "d1"; + }; + led@b { + reg = <0xb>; + chan-name = "d2"; + }; + }; +}; + &led_act { gpios = <&gpio 42 GPIO_ACTIVE_HIGH>; };