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Mon, 6 May 2024 15:53:05 -0700 From: Krishna Yarlagadda To: , , , , , CC: , , , , , , , , , , , , , Subject: [RFC PATCH 11/11] arm64: tegra: SDHCI timing settings Date: Tue, 7 May 2024 04:21:39 +0530 Message-ID: <20240506225139.57647-12-kyarlagadda@nvidia.com> X-Mailer: git-send-email 2.43.2 In-Reply-To: <20240506225139.57647-1-kyarlagadda@nvidia.com> References: <20240506225139.57647-1-kyarlagadda@nvidia.com> Precedence: bulk X-Mailing-List: linux-mmc@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-NVConfidentiality: public X-NV-OnPremToCloud: ExternallySecured X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: SN1PEPF00036F3C:EE_|PH7PR12MB7987:EE_ X-MS-Office365-Filtering-Correlation-Id: 76aa8b6a-121d-4f50-fb05-08dc6e1f5589 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; ARA:13230031|82310400017|376005|36860700004|1800799015|7416005; X-Microsoft-Antispam-Message-Info: KiGl4lLu4VdN5Uvz7h02jlXCfwl1Aoo/nrdBoedEgDdEUh1IAX0moAMYBask3n/DzBliXFc3c/IsDDO0bhHoekrHT31HkFQ07IQXq6M+/blPWURl5z5E52d8RWLjui5VAN6vnStEmFk37u7XWiGbSkMFl1FJMk0/Lht/icPJ8cF0r4mpjBSk9EFovQ5XEv0gzLhrd9zLfOJ15Iygul4yjI9IL96ZyzmiCtquQqAHuO/Z6oNQo0z+8KyQXWQ3hPhsrFACw2YXT2PTsDtdq4gCHi1KdDVSo24Dn9fLseiZcGMZKd5JqlYwUEyfWglg6Rf9tLnnhvuC3F4ADISZX4xl4Flp9sE6sHhnoPpJLCO2wzC4rumqt7NVa0ZcQ6DEit1rx/Rh8hmURKiU1iqu0mB/BqCDxbY7FgA1Hd8BbxvrmQgf8ZQqM/osUO/Fy9oRN8MAoOOOMrMULw1vtIrYD2p+ftGu4+gyEO/vXr+j/vze2SlmuRGP/rZkNApBKhGGojM8Ij0id2n+1VKanOSfULClV1AXST8jSdWpS7XfFH1oodHyM1S0BU0TZfDSQXw99jdRpkm8KTOfbBWI5UR0mNDXb0dv7XjRPz0wCvvlrs+hV5t4UAPma1L0vgOermSbWMTWcnVgJ67Aw+O976AcpGGt7aBwrYwhv96266tXIOhIkoWeIlrhKokCWV3770HvtkSBzXAx2RdKoZWGY4m4G1TcSjzMEaz4UfM2hFGtQIv9Jhw6Z4H9ouTaiHsp3nfl/Fd+snOrNk1hkZzZq+tmOYA3FFZhWQavSDpEAhUt6hkiODKD+ZxGzjLv651e+r1nConb7MuG08oZie6Kpqh/PCaQN0RBAlABVuA+qGYE7sK9saosjvkcWU8Hgn/0/n42U4QZ+WIeol3tcO4n+3vY36pegA8CEE57zybBXy1P86cPl4f02Pm3gFQyu+PuDWdaLHvOzGtJSsnG5csehRUV0uM2WN29ol0KL9CvJthenuw1nIzc0ZzbJYnOsFEv8OXvyKTXNp3wiZCrOCkHKaahWfhDIh6vPGg+QUlhDF1ZxYjfZcEyB1hBswJ8f/Mh7kmvCFfObzP10H7qLAZ4XIb7C56veRYtnY4jXDUAo+xVVjuEi42ZlfW2IBDykvTveZyPCF7hynAIGxE+EhNewuKUd2tNz0tGc0g9CekPVqWrwLjQwrOrL6ysNqS1Q5k1DVl7KbOHBLpiI50hobzhOTut9RaSdpyk59EKEkm6md+k5pT3U5K1DEEoWGlMRFDjQBL2o3xR9VvF0KC8X9B7LHIe1KmCT3tu4GWvYimeKmHFEfRsPJEt/bUi3AB23M5sRZ5qRFGoSygTD8mlZ5mu+e3M08MZW4WWgjPiyUavK3oyBo2orpXRb0YIpOdvELolNfxUyXLN X-Forefront-Antispam-Report: CIP:216.228.118.233; CTRY:US; LANG:en; SCL:1; SRV:; IPV:NLI; SFV:NSPM; H:mail.nvidia.com; PTR:dc7edge2.nvidia.com; CAT:NONE; SFS:(13230031)(82310400017)(376005)(36860700004)(1800799015)(7416005); DIR:OUT; SFP:1101; X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 06 May 2024 22:53:23.6665 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 76aa8b6a-121d-4f50-fb05-08dc6e1f5589 X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a; Ip=[216.228.118.233]; Helo=[mail.nvidia.com] X-MS-Exchange-CrossTenant-AuthSource: SN1PEPF00036F3C.namprd05.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: PH7PR12MB7987 Set SDHCI timing registers through config settings for Tegra234 chip and P3701 board. Signed-off-by: Krishna Yarlagadda --- arch/arm64/boot/dts/nvidia/tegra234-cfg.dtsi | 32 ++++++++++++++++++++ 1 file changed, 32 insertions(+) diff --git a/arch/arm64/boot/dts/nvidia/tegra234-cfg.dtsi b/arch/arm64/boot/dts/nvidia/tegra234-cfg.dtsi index 832538e45797..f9a92853b04a 100644 --- a/arch/arm64/boot/dts/nvidia/tegra234-cfg.dtsi +++ b/arch/arm64/boot/dts/nvidia/tegra234-cfg.dtsi @@ -442,5 +442,37 @@ standard { }; }; + mmc@3400000 { + config { + + mmc-hs200 { + nvidia,num-tuning-iter = <0x2>; + }; + + uhs-sdr104 { + nvidia,num-tuning-iter = <0x2>; + }; + + uhs-sdr50 { + nvidia,num-tuning-iter = <0x4>; + }; + + }; + }; + + mmc@3460000 { + config { + + mmc-hs200 { + nvidia,num-tuning-iter = <0x2>; + }; + + mmc-hs400 { + nvidia,num-tuning-iter = <0x2>; + }; + + }; + }; + }; };