From nobody Tue Feb 10 06:26:30 2026 Received: from mail-pf1-f177.google.com (mail-pf1-f177.google.com [209.85.210.177]) (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 0369B2AEE4 for ; Fri, 30 Jan 2026 08:20:18 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.210.177 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1769761220; cv=none; b=uAtoAe4MKLJTkN3NqA9VAzBLtneIUOw4KQRGNvpZM7oWxdA8B35my0v04XgLKQr1NFyJ4O86phTzSzMa9C3ukhJp7O0z09bMb87VVoxANlNyv2cFrnv7ML6PO6KtNYGPFNNRwixmD151/W9Cdb9Yk415GD2XMPyHypQ3sjVrY6U= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1769761220; c=relaxed/simple; bh=hdlRtRi9TLU18op7sSDjRmIwRirYAAfHoP1MDNioDPo=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=ZF4lZyh7PX+8cW9ONOnes9DGgw8EE3Q5gBO95rfHiFXobwDh2Cp4wJF1gGNlyDMWjOHIEW2shk8rYnvhvmLcSkwJNQeIrtKkB9kWaK9R76j6bAD+4CjHlfMksM5pe7tqVVXmb6TSqBuP24TWIJvZtUN6xg8ViYGgXjcYNwttOI8= 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=IWZT9jDQ; arc=none smtp.client-ip=209.85.210.177 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="IWZT9jDQ" Received: by mail-pf1-f177.google.com with SMTP id d2e1a72fcca58-82318702afbso1722040b3a.1 for ; Fri, 30 Jan 2026 00:20:18 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1769761218; x=1770366018; darn=vger.kernel.org; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:from:to:cc:subject:date:message-id :reply-to; bh=oieK3l8IF6JRtYEigMvXLtMbPyL5df1jv1S8R3nBwz0=; b=IWZT9jDQRGOsuAyKN+OaG/n5wY2qNfs6t1A73bC+gKEEgUQcrWFwS6m25lkduy+xne n+epeeD6onus0em3BE5UFrMPs3KRqj9XAdVdoaDBpkYNCnXYAS4FHyDgIy5C2S9vu98Y oWz4CctJQXWo/s3o4vIEKozMzzXxFfMWntA/yeYjUd2Vjzz3cBuJrStXb9T4owI3i9CS kXN/ix4YhdDhSfKXII9hi5T3CfLLggad4tnWMmKs/hxsJgiCyVnK5Imvinf4+MZOWgch 3sqSqadZRFgMp39aR2iA4NEsQ+RVksN20JuR7ahIGOEn/3ERnn5yDfon4ZlqPGOFQpe1 U7NQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1769761218; x=1770366018; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:x-gm-gg:x-gm-message-state:from:to :cc:subject:date:message-id:reply-to; bh=oieK3l8IF6JRtYEigMvXLtMbPyL5df1jv1S8R3nBwz0=; b=dN4rWzD2LRPoZy98MrMGj2/PBnzdukL1WA8RvRVBHfl55IC9BDQx8F41GL4xtRsJ1G CQmfQ/sdVLHc79zFaMkJAgm+sgj01oJ42AAZpr9QmKMpHr6p0MjxwUVOeZqzbR9qOcl4 QRmUJqOEn9wkmdeZ6UaItshV/samGK+OnP2KjTYKfD4KP6yanUo57rYJL35rLGXF7tyy AWNJ1kC2tXaliDrAB+n95+UPaGH7+dINOc8Dyh2avotP5xGk2KJCcI+V3w7xObB54e2c 2UGIVuxRjqFKiTJWeH51OVfFlSSB6LNdF16qwFdxsCf73GZlSrsIaIzv9kAFksGybMbq 7XLw== X-Forwarded-Encrypted: i=1; AJvYcCX80XOrBPnGtRAJ3yIDiIWOXj34fCAPiDzwNO+Kuo2u/E1O9nnkZ5pP4u2UGVMpWndliJPKfjfSEMk20D0=@vger.kernel.org X-Gm-Message-State: AOJu0YzfesQkgq5HssS5WfObnaX7g9XgINFq4FF4OrShBfHHfoA0YOHi EAW7KHTITxuyfOBPWzFRvBTsEJ96UnrsIgTPhRP74cONIP+yUIMs53rf X-Gm-Gg: AZuq6aI1//9KKwZoi7l7D/Z9e6jcjJWq6iC8PAw22B3p60cKrwpUMJXAUR1sZQ9jdXV it1EpZ0RLv2pTuRDP7PP+PGmzGsDIA3edckTW+KSoZ+E80IIc+6EyxKwoighOyyZ1c6ress9FLQ pMJCk1B7a0D06fsyq2YsGs2kSrlvjJ53jxyzHUMneDmJDV1G3iybf7HElaZY9Dte0oXO19coxRr 4TEYF9Ljr0650hqnvbe+XFQiwmvNHnzyg7Tlg9jANdQJtzDT1CwscskTA6Fld5lphzmkoEklbrz OQLBmSSgkZQfM3YWpCTxVTSAEHTYDOh5+lLT+Fzk6lu7fJW2Abc6AuHvx23j7T87ixCcUA3n5nK AHJyiN8n7P1cU+enhcQWj1U7PAbvgp1c5ZA+BZs3dM1cnF52YKTT0cKWUL3GpkMKZFg+eFsOMa0 barz23Ww2byg2BUFst5LV6EcRsG2mnBqFXFkZEB/vluKhjGgOlbNI3cAKkSXym1aQD3gEepC16t PXPDZ0JmrrKjohm1FvJF7vbFoZkaEACxAqRWTY+4W4rpGEqY1KsPk3wNGsHznj4cfYTcsk3urAo gl2GyqFpe0xA X-Received: by 2002:a05:6a00:2288:b0:81f:2140:136d with SMTP id d2e1a72fcca58-823ab65a295mr2190012b3a.23.1769761218223; Fri, 30 Jan 2026 00:20:18 -0800 (PST) Received: from 2001-b400-e3e0-2a58-5bcf-a65d-c80e-2087.emome-ip6.hinet.net (2001-b400-e3e0-2a58-5bcf-a65d-c80e-2087.emome-ip6.hinet.net. [2001:b400:e3e0:2a58:5bcf:a65d:c80e:2087]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-82379bfc712sm7866018b3a.40.2026.01.30.00.20.15 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 30 Jan 2026 00:20:17 -0800 (PST) From: Kevin Tung Date: Fri, 30 Jan 2026 16:20:09 +0800 Subject: [PATCH v4 1/7] ARM: dts: aspeed: yosemite5: Increase i2c4/i2c12 bus speed to 400 kHz Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20260130-yv5_revise_dts-v4-1-4d924455f3a7@gmail.com> References: <20260130-yv5_revise_dts-v4-0-4d924455f3a7@gmail.com> In-Reply-To: <20260130-yv5_revise_dts-v4-0-4d924455f3a7@gmail.com> To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Joel Stanley , Andrew Jeffery Cc: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-aspeed@lists.ozlabs.org, linux-kernel@vger.kernel.org, Amithash Prasasd , Kevin Tung , Ken Chen , Leo Yang , Jackson Liu , Kevin Tung X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=ed25519-sha256; t=1769761212; l=1020; i=kevin.tung.openbmc@gmail.com; s=20250924; h=from:subject:message-id; bh=hdlRtRi9TLU18op7sSDjRmIwRirYAAfHoP1MDNioDPo=; b=fZnmMsrIsXktT/r/q2+TsbkJWf6xIrrJ17bze8j46nQ6BUBYHD2F7fsRHq+ze/StaE71TqDCy oa6BXmcCqmADPUb2cmft+rFczUbHRKCwFZ2DBi/fAeMujioTcYr4bQq X-Developer-Key: i=kevin.tung.openbmc@gmail.com; a=ed25519; pk=PjAss0agA0hiuLfIBlA9j/qBmJaPCDP+jmQIUB6SE7g= Configure i2c4 and i2c12 to operate at 400 kHz instead of 100 kHz. This update aligns the bus settings with the hardware capabilities and improves MCTP communication performance. Signed-off-by: Kevin Tung --- arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-yosemite5.dts | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-yosemite5.dts b/a= rch/arm/boot/dts/aspeed/aspeed-bmc-facebook-yosemite5.dts index 2486981f3d6bd36f3fe780b21e834b85242f8aa9..7991e9360847532cff9aad4ad4e= d57d4c30668a0 100644 --- a/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-yosemite5.dts +++ b/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-yosemite5.dts @@ -231,6 +231,7 @@ sbtsi@4c { &i2c4 { multi-master; mctp-controller; + clock-frequency =3D <400000>; status =3D "okay"; =20 mctp@10 { @@ -782,6 +783,7 @@ adc@4b { &i2c12 { multi-master; mctp-controller; + clock-frequency =3D <400000>; status =3D "okay"; =20 mctp@10 { --=20 2.52.0