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Thu, 21 Mar 2024 02:13:44 +0000 X-MS-Exchange-Authentication-Results: spf=fail (sender IP is 211.20.1.79) smtp.mailfrom=wiwynn.com; dkim=none (message not signed) header.d=none;dmarc=fail action=quarantine header.from=wiwynn.com; Received-SPF: Fail (protection.outlook.com: domain of wiwynn.com does not designate 211.20.1.79 as permitted sender) receiver=protection.outlook.com; client-ip=211.20.1.79; helo=localhost.localdomain; Received: from localhost.localdomain (211.20.1.79) by HK3PEPF0000021F.mail.protection.outlook.com (10.167.8.41) with Microsoft SMTP Server id 15.20.7409.10 via Frontend Transport; Thu, 21 Mar 2024 02:13:44 +0000 From: Delphine CC Chiu To: patrick@stwcx.xyz, Rob Herring , Krzysztof Kozlowski , Conor Dooley , Joel Stanley , Andrew Jeffery Cc: Delphine CC Chiu , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-aspeed@lists.ozlabs.org, linux-kernel@vger.kernel.org Subject: [PATCH v7 22/22] ARM: dts: aspeed: yosemite4: Revise i2c duty-cycle Date: Thu, 21 Mar 2024 10:12:34 +0800 Message-Id: <20240321021236.1823693-23-Delphine_CC_Chiu@wiwynn.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20240321021236.1823693-1-Delphine_CC_Chiu@wiwynn.com> References: <20240321021236.1823693-1-Delphine_CC_Chiu@wiwynn.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: HK3PEPF0000021F:EE_|TY0PR04MB5741:EE_ X-MS-Office365-Filtering-Correlation-Id: 7930f744-6f85-4e81-35c2-08dc494c88f7 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; 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X-OriginatorOrg: wiwynn.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 21 Mar 2024 02:13:44.1824 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 7930f744-6f85-4e81-35c2-08dc494c88f7 X-MS-Exchange-CrossTenant-Id: da6e0628-fc83-4caf-9dd2-73061cbab167 X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=da6e0628-fc83-4caf-9dd2-73061cbab167;Ip=[211.20.1.79];Helo=[localhost.localdomain] X-MS-Exchange-CrossTenant-AuthSource: HK3PEPF0000021F.apcprd03.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: TY0PR04MB5741 Content-Type: text/plain; charset="utf-8" Revise duty cycle SMB11 and SMB16 to high: 40%, low: 60%, to meet 400kHz-i2c clock low time spec (> 1.3 us) from EE request Signed-off-by: Delphine CC Chiu --- arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-yosemite4.dts | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-yosemite4.dts b/a= rch/arm/boot/dts/aspeed/aspeed-bmc-facebook-yosemite4.dts index c7bba7d68ce1..3a4da189f2c3 100644 --- a/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-yosemite4.dts +++ b/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-yosemite4.dts @@ -761,6 +761,7 @@ eeprom@54 { &i2c10 { status =3D "okay"; bus-frequency =3D <400000>; + i2c-clk-high-min-percent =3D <40>; i2c-mux@74 { compatible =3D "nxp,pca9544"; i2c-mux-idle-disconnect; @@ -1306,6 +1307,7 @@ &i2c15 { mctp-controller; multi-master; bus-frequency =3D <400000>; + i2c-clk-high-min-percent =3D <40>; =20 mctp@10 { compatible =3D "mctp-i2c-controller"; --=20 2.25.1