From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-wm2-f13.google.com (mail-wm2-f13.google.com [74.125.225.141]) (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 4EEAC394499 for ; Fri, 25 Sep 2026 06:54:24 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=74.125.225.141 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1790319265; cv=none; b=l+ZPmXfWcEFs5nL+mnHpneS9W6hvJ1djl0zNTOVGgiuoPGWxTldb9xNxCXdTyF+f/l2BcaU14WDhlMd8snhBZjmrlrJm9Qw9TUbJlbc5Uq4uzmB0lWyHYIudZBbYTPkXG+e6+23O7/AolVF2sH8rBz6F+fnMvHeq0g64RHjVe0c= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1790319265; c=relaxed/simple; bh=6m3l0ZisEGyMDAfHjdJBC9AzASQpNoTWX7mc19FC7PI=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=n3WkFgJ4v4QKEIhHqoj7L8UKdbAZBIB5/PJ045KssWPq3HpLjH5LooJJARu/APaeGtpXr3xbWcZy32A31Dti9TeaJHEFsOlGbuek9dIJPWs5KRAcQTOutfdnvNIhobj5erPg8UPRjxovnNvBvQ3HFxNJjRxTVLL9f7S/EYOdMVM= 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=qP1m987c; arc=none smtp.client-ip=74.125.225.141 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="qP1m987c" Received: by mail-wm2-f13.google.com with SMTP id 5b1f17b1804b1-49e71cdb22bso3712705e9.2 for ; Thu, 24 Sep 2026 23:54:24 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20251104; t=1790319262; x=1790924062; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:from:to:cc:subject:date:message-id:reply-to:content-type; bh=lIi+33qeuEkwNBz/fk+oqvqVziUPzN6OFpjduAUkZHw=; b=qP1m987cYOgvyCvTnYGefnQPnwT0zBkvfvzzyO4F9wRk6nCRw+0y8VoyYsW3nd7+oC sJRqv5mL8j9GraqZxlU2LtsFWZrLQobCShYl2o2gKanxKBssiNNoZneTWXYsQSa/F667 o3R2wuOIg5HNBLZvS8nT1LXIjBpSTKUc7Na1jfnXvhiHiQmqLcBglKGkERF97aH/Qj8i 5qE2F42QLOM5ybALYbVmrMGJQreLRfJG2FTU7sE0lzzmd/UrXY1MSB9FhiZwiKBb5Nh2 IKCchohOr8vo1gvA/kdf0ofTbmI1Fk7cqCN+KoZMG7DFNXMY6Q14QOKxUUqOIRNWIg7J U3sw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20260707; t=1790319262; x=1790924062; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:x-gm-gg:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to:content-type; bh=lIi+33qeuEkwNBz/fk+oqvqVziUPzN6OFpjduAUkZHw=; b=M08yA4Cmc8g5u+GNcE9y5ekVGx3xg/rfNJN23Z4D/xAu2khDD9C/0bpBH9+cype/Bz ItG/A7KQ0XUOkT6a730ixhGe1AHdloWDrTCM4Bh6fcSMhiTmd+AGfNSfjjxdTUxCOnXU ENeqhDnKQ6Xp7iquWgFARUXqjOvge8VAaq4oGnz1NmIRobU+y/teNreVmJkgVzUz2K+d SSUJxGw5+STlKGBKBT7VyLbo5hSaFqVyL/GyzFxFj6Y7iSulwd118fPQw6rGH/Ff202X S0uymYjQ/LndpZB1ce/gOB30ilTyN+aYOj+uZAlYUDNSX3Y4lb4l0rxnKDa6/HtrSC2y 73yA== X-Forwarded-Encrypted: i=1; AKwUvBxLp2daGEp5vMOH1DsthaE9s1w4+KjXDZZ4dzh+3IdukpgQ511K46Pa2TSr7vHQA3De8e7sYTqRZmJP@vger.kernel.org X-Gm-Message-State: AFuF++nynXzOD7Potogjb4i/pitVGiJHCOukB7+gkxgr50QavJcVzdCe 46+zx167Dbd6AgKzaMuDWilgcSOG28PqNOBrtCWmhi9J87LImAPkAnH7 X-Gm-Gg: AYBFou1HSPZuFiyArjEd4N/DdDreCiwTKwYVOOlHKkSfD9x+ICXesbIZI0AIgwCaPHH bEYn30rsATQ+UJYp/IG5hJ3+jMWyXtGP+QTc+6Tk5IfYOnWXhp69+tksBZml7YrHyK2TJBMRC+B 00HrwnipYhdJJvXwp/cVMIcXimOXVUaxTP3Awwzq34/2/O8tj6wiEm7YUBh3geb5h5XYlSrU/Tp MnuK5OmaB913cs16yrWsDvcH6w2Mpqt46SBwEyAELvHa4KZnBPYKuUR182XnUvH9EvCRfMyaz1m i1uxkPJHRySfR9BwW1DdcuyrdqfF7abDgKNH+hg4SOIDZ4Gx+mOZcoIEaVHvTDQuoFlq1+P5yA5 RzKXXwGQJMHnoDgyvPnqu/HgEgtpeEPbPzgjkzroMmZ5GltMaz3sXLITcXGM0NBAzfbfyu96GJ/ hjLJISAZNG3MeW/9SDEXnDIIl8edIt4RgruVk8wOaayy6bVva7hAmtmmSFjJPh5Fkk8+q6dO87m 6SIaEFqrBSAwee7+U2IOPTLtK03TPXgCWqI/u4jfsdTvMWJB3TTMGDHFhJRg8NEIx1vJpabBhCf BrEvqkw5VV4uC/LgBPTMMJjYCOCVGcazC16Br9boEjOre0KZpGs1Eun9s0NnEL6Ub+Uka/66uB0 J4+7Wrc4CcvQHSxP/IvA= X-Received: by 2002:a05:600c:8b4c:b0:49c:fa20:cbfc with SMTP id 5b1f17b1804b1-49fe66eb0f0mr80244325e9.19.1790319262338; Thu, 24 Sep 2026 23:54:22 -0700 (PDT) Received: from cypher.home.roving-it.com.com (78.45.167.195.static.otenet.gr. [195.167.45.78]) by smtp.googlemail.com with ESMTPSA id 5b1f17b1804b1-49ff43ad975sm14424155e9.13.2026.09.24.23.54.20 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 24 Sep 2026 23:54:21 -0700 (PDT) From: Peter Robinson To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Florian Fainelli , Broadcom internal kernel review list , devicetree@vger.kernel.org, linux-rpi-kernel@lists.infradead.org, linux-arm-kernel@lists.infradead.org Cc: Peter Robinson Subject: [PATCH] arm: dts: bcm2711: Add emc2301 to the CM4 IO board Date: Fri, 25 Sep 2026 07:54:10 +0100 Message-ID: <20260925065418.2248731-1-pbrobinson@gmail.com> X-Mailer: git-send-email 2.55.0 Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit The CM4 IO carrier board has a emc2301 fan controller. Add it so it can be used on the CM4 board. Signed-off-by: Peter Robinson --- arch/arm/boot/dts/broadcom/bcm2711-rpi-cm4-io.dts | 14 ++++++++++++++ 1 file changed, 14 insertions(+) diff --git a/arch/arm/boot/dts/broadcom/bcm2711-rpi-cm4-io.dts b/arch/arm/boot/dts/broadcom/bcm2711-rpi-cm4-io.dts index 8e45de01d2ad1..4f81fbdb85b56 100644 --- a/arch/arm/boot/dts/broadcom/bcm2711-rpi-cm4-io.dts +++ b/arch/arm/boot/dts/broadcom/bcm2711-rpi-cm4-io.dts @@ -107,6 +107,20 @@ &genet { }; &i2c0_1 { + emc2301: fan-controller@2f { + compatible = "microchip,emc2301", "microchip,emc2305"; + reg = <0x2f>; + #address-cells = <1>; + #size-cells = <0>; + #pwm-cells = <3>; + + fan@0 { + reg = <0x0>; + pwms = <&emc2301 26000 0 1>; + #cooling-cells = <2>; + }; + }; + pcf85063: rtc@51 { /* Attention: An alarm resets the machine */ compatible = "nxp,pcf85063a"; -- 2.55.0