From patchwork Sat Apr 5 18:32:46 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Nam Tran X-Patchwork-Id: 878487 Received: from mail-pl1-f178.google.com (mail-pl1-f178.google.com [209.85.214.178]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 4A0161A9B32; Sat, 5 Apr 2025 18:33:46 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.214.178 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1743878027; cv=none; b=GJBUq5x8OaVUqyj+4W2+wrazOlBIytroOLzKRlwF2pl61MZbWiCvbYwZLWM2ds6zbpQSrk5eKRlseiv6a6Y/xcGTV0c+riQTpFOlCgPJfN0uxy4q+YlCcUekd+5ebnNf0myiWjyA9N9zvx1yRVa4c3eYG+UMxfomNjnCJC6gkXI= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1743878027; c=relaxed/simple; bh=adlsqi9cDh5CUVWqlUkH6jJ1oXdf11spKwjGarcFbFY=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=BzQSnXHgHR6/6NXKtN2DiXg51TsDffFKvYLyFnIdswhfOebISsbiZ08HRIivRG9zHAyNZzfvTnHoLHFRwtDz0wkO235HTDgk7sfcSTnjG1OQ1OcInWIMlq2LZ1OPPf7vBsP4+z8TumSYqm9AgY9rdqf8hVtP3nFG6nXyuUsJq9A= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b=UjVC5mk1; arc=none smtp.client-ip=209.85.214.178 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="UjVC5mk1" Received: by mail-pl1-f178.google.com with SMTP id d9443c01a7336-22438c356c8so30415295ad.1; Sat, 05 Apr 2025 11:33:46 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1743878025; x=1744482825; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=lah29CGR6ZmLIrH0ggK8Bgi5lyRmbNLxjK/+B6OWkPE=; b=UjVC5mk1cdEVQs6V18XSERHIORavmRgOurs82IgMuujwdaq0cx+kgPqIPPnLdvGYT4 LGDEuGfVXnyuwrmdiFEjgIbhN7MXIMkuav2s9rZCjKxUnY4EcrC0I4Bygd2nH6bzKnsA WrZ4bbenZS+2WQP9Hx2szl0sMdpIQMpAaydFBeDZ7Jr8tWlbJBIFhIxSms2zrpW4JHrr HauYh6E1xdtj747Qb99rmn/vXOB3Hh9uGEAkjC6KJIYISFoARHX1xAG98FSzOzKrnh7K /3XszpaVWT/cpUz/rtrPcHTuKH1P7NkVVE+l/XHfuvbrg3jpM4VdcwD63NeMYBCxNFXc Sk8Q== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1743878025; x=1744482825; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=lah29CGR6ZmLIrH0ggK8Bgi5lyRmbNLxjK/+B6OWkPE=; b=tJvZnZ0CKdSK7EX5QfrRjL/oGCmfMyRRSX6GlKlCoxuzVr6A0dFHRx/+byuesGF57U yuQXcb0x/NDf1O5HkJavylAdEG77b0E2VC7t6qnQvUr8ZiaT0WYyM3J5xMwptj8zZs/O Cg78b2lZTmdRCmBz6WbbGuV5sbNBTYZizOyDJfgjMAo8NnMqxl1PW8SgbuoPPjZqFp/Y NNKwMqx6JEYEz7YoxRajjRJDmUEWWbhSYjgzh10nTKBL1O/7zRuvbkQvBcqxsqN0Ftiu /fGOriUkqdS/EY4uG6Et8ajFXOJv+v0xy+INGAnsL8SuvEy7tPjbYzDRCdd+0ZP+Fhzu 3Izg== X-Forwarded-Encrypted: i=1; AJvYcCUcsvhrFmaB16E8zL0L5HyeW5QA5A3MhwxGRXo/qwPvDuWZTJd1bweOlJ3oWWjh/bbFu1G/eYnOw9SGQrY=@vger.kernel.org, AJvYcCVkTPH953ns0y5FefZGNdMbj18B+MbuoLMWXOUa//Tz5+X17GPYq9wjOPOlR/wug5ctaeqrgDkqpqwzZw==@vger.kernel.org X-Gm-Message-State: AOJu0YyWoVCEOjK42oFHybsLMjmULBLJgAv4IDfsJHrd2BopHGlqXfTF Z59bIqLcf5qtYHjb1PGGmlt3wz/Lw1ZzP1/vAGJzIy2UpVCq5EFZsH/zTMpL X-Gm-Gg: ASbGncvl5ywvzNScjXfZZgSFviyx1e27wCyKzNfjE6z8jHAz8ocSICO/wOMSE+oQNUY 77vtVDpGxv2eKUPaSFbX5P8RvZ7P+XSsr7aFz3Ccka2mb40MrC3erCAqDf8vOAUBaqA3kEq7EuQ 9a53bclAA2EXUzoT9dH8Tj/ZOe7VpMK7qKkFWvXU4Hz0D0LgkuAaQO5rnDnuKSTVOlXwUDvtAoh cohSW5Dw8T8aLSe/8jKva8vYjyVDqKOFryMS+WpoAWDEjIBNMzEv5GVWdCnFfvDtJpzLWdtn+5W lKnWo216626J5U8vl5zcEX8kL9f6FL6UJgM1EL2mZEjsDOul9kR+UJTQ X-Google-Smtp-Source: AGHT+IEL3uFEaa2KMYtGNodtvxv53/uyoItq+AHWxgI7PROekxe/jguHwe72D9Lp0b0kkWZqIVIh4g== X-Received: by 2002:a17:903:1c9:b0:223:54aa:6d15 with SMTP id d9443c01a7336-22a8a8657f7mr113783795ad.12.1743878025496; Sat, 05 Apr 2025 11:33:45 -0700 (PDT) Received: from localhost.localdomain ([123.17.0.117]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2297866e61dsm52980965ad.190.2025.04.05.11.33.42 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 05 Apr 2025 11:33:45 -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 v4 5/5] arm64: dts: Add LP5812 LED node for Raspberry Pi 4 Model B Date: Sun, 6 Apr 2025 01:32:46 +0700 Message-Id: <20250405183246.198568-6-trannamatk@gmail.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20250405183246.198568-1-trannamatk@gmail.com> References: <20250405183246.198568-1-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..511d358f7692 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>; };