From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtpbgau1.qq.com (smtpbgau1.qq.com [54.206.16.166]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id B034D3939BA for ; Tue, 14 Apr 2026 08:14:33 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=54.206.16.166 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1776154476; cv=none; b=s27JpWfn/mz/Sxqq8ha9wuosfEEJHKM23XpEt/0/xR8BZkA9B1PK0NFVzfGwGJDbFMFrEUo8xyvJWJ1pRmZCbkkU5cJXUXcQQBYhE2Iy0RBZIxpWUZm8DmN6mp0jpYeh6rwZKe60Uy5nxrJEJJe5DsIco8poeddWxrw2fokyG/Q= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1776154476; c=relaxed/simple; bh=3EfHadgTZizCs2YTDIikcllKAbYD3PM4lNlIMq0xj6E=; h=Mime-Version:Content-Type:Date:Message-Id:Cc:Subject:From:To: References:In-Reply-To; b=BDu8Ff6Lz8CkSFzU+7zJp2uPFfOhzQzUA5NSESG5k+kurtJJif/FHht+SPS8vD7vlq6hore2YDefwBWbtQbA2qpWVvPd630SiNOHHalC2sxX6mI6ToW9HhWNzdZAae5WjqgJKX/w7d1C+6evaAg13jPaDksn+NhhKrx6raeVed8= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=linux.dev; spf=none smtp.mailfrom=linux.spacemit.com; arc=none smtp.client-ip=54.206.16.166 Authentication-Results: smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=linux.dev Authentication-Results: smtp.subspace.kernel.org; spf=none smtp.mailfrom=linux.spacemit.com X-QQ-mid: esmtpgz11t1776154412t2aeae6dd X-QQ-Originating-IP: t5qvFoqOO49dshmNhNcUn+LEJies/jN4pY7I/s4bMd4= Received: from = ( [183.48.244.18]) by bizesmtp.qq.com (ESMTP) with id ; Tue, 14 Apr 2026 16:13:29 +0800 (CST) X-QQ-SSF: 0000000000000000000000000000000 X-QQ-GoodBg: 0 X-BIZMAIL-ID: 8640859911972310649 X-QQ-CSender: troy.mitchell@linux.spacemit.com Sender: troy.mitchell@linux.spacemit.com Precedence: bulk X-Mailing-List: spacemit@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset=UTF-8 Date: Tue, 14 Apr 2026 16:13:29 +0800 Message-Id: Cc: "Ulf Hansson" , "Rob Herring" , "Krzysztof Kozlowski" , "Conor Dooley" , "Adrian Hunter" , "Paul Walmsley" , "Palmer Dabbelt" , "Albert Ou" , "Alexandre Ghiti" , "Yixun Lan" , "Troy Mitchell" , "Michael Opdenacker" , "Javier Martinez Canillas" , , , , , , "Anand Moon" , "Trevor Gamblin" , "Vincent Legoll" Subject: Re: [PATCH v8 0/9] riscv: spacemit: enable SD card support with UHS modes for OrangePi RV2 From: "Troy Mitchell" To: "Iker Pedrosa" , "Krzysztof Kozlowski" X-Mailer: aerc 0.21.0-0-g5549850facc2 References: <20260413-orangepi-sd-card-uhs-v8-0-c21c40ec16d0@gmail.com> In-Reply-To: X-QQ-SENDSIZE: 520 Feedback-ID: esmtpgz:linux.spacemit.com:qybglogicsvrgz:qybglogicsvrgz3a-0 X-QQ-XMAILINFO: Ml2CtnvVxCrQJxGAfPQHvPdstOAa3GYTKp6lVRD+aEk1r3+JqCzFFeMo bWPtg195NqBKg0ut99zsNZLNrZ/fGkH1QD5z1x5aPLd/pUzDLtVK+Xtu6WVaPxL180GHDVq 8inA1UPBznhbiLY3Av64KcLnjk/93uqagCcX4oEu25n29e4UuhXH0AnlmDnBp32kXkA2yqn a6XHSF0C0Sa+ZE8la4fiar93/D1Lp4GUCvzjLbCKr42RQvx69ENuVev39Y7qoAmUWo6mpPw rGhFZPGAhaM/DrjfceTY4+y1lBBjhJZt1qrb/pSGrKai2neS10khA3h4ERgiBNpumhIMu8R lN2d4YBezle8MLWV2Onl6MLgugVMgvA4PX0YDLLQseby6hI1KvBByrO5pY4UthWA3ttF40f biOsEjG3GaksHSOAHzCL0Lymt1e9C21J0aIX+68LEYV48cNulqiQa0epdA/N/gbeGw2XHJ/ wGOo/4DX7odjImSDwim9hed+jOe2hLotN0vHb4UUpwhJ6wNAR/hY1fGp/pttcHjJFWbZOY1 dJogC6Q66Q3EGlvSaeJ48mwSgU5N/Smf30qiYcHGymjyDRihkP2gSNhn3kZztUgRh7wOZDv RIY2jkv1e+FS2ISrHFoXUEnGTpqPQ2nuxQSPLVTISfNBXlMjmZPi9ge8j9nrpGYz0khkoF9 OCkVDdmrIwKlzkpe9uDUOUvcx4tqgb3G7jHskK+/nZSYkpXGUXgrrlgOIcCvDMvuRzaDQZk CeMuoK1DjOdFc3TKfwcTx7W+kbII+Z1SZm0c+lDRdOJ+cgsSGvOQSTlXZH/qx1h/S0HL9il NCko3hUO6fvia06026rJCPP/zUZ69icN+81idy5P0Mbt29gJp5GCqBuD/yT9mHOljC7IzbY eYCTj5TrhHk0C1f3eTzEOCQm8rO8p0SIINnJYMutF8x2dVX5JlQaNuZRcKBJDrS+lptg4h6 2ubCAXmCo+iPJmFI3IjcHqV/phT90T4MiSInUcUP+d9iua0Nza2OHWqr/zvxUzUV8b2RIQM 5mcfAbUluGoKixtZkGHAbaEPUi28nj5IGrCd0YxNqJubTvHc6DlnnypdwZKUB2PKDkikgBs 7kzJ0yq2Nf7 X-QQ-XMRINFO: M/715EihBoGS47X28/vv4NpnfpeBLnr4Qg== X-QQ-RECHKSPAM: 0 On Tue Apr 14, 2026 at 3:12 PM CST, Iker Pedrosa wrote: > El lun, 13 abr 2026 a las 10:07, Krzysztof Kozlowski > () escribi=C3=B3: >> >> On 13/04/2026 10:02, Iker Pedrosa wrote: >> > This series enables complete SD card support for the Spacemit K1-based >> > OrangePi RV2 board, including UHS (Ultra High Speed) modes for >> > high-performance SD card operation. >> > >> > Background >> > >> > The Spacemit K1 SoC includes an SDHCI controller capable of supporting >> > SD cards up to UHS-I speeds (SDR104 at 208MHz). However, mainline >> > currently lacks basic SD controller configuration, SDHCI driver >> > enhancements for voltage switching and tuning, and power management >> > infrastructure. >> > >> > Implementation >> > >> > The series enables SD card support through coordinated layers: >> > >> > - Hardware infrastructure (patches 1-2): Device tree bindings for volt= age >> > switching hardware and essential clock infrastructure. >> > - SDHCI driver enhancements (patches 3-7): Regulator framework >> > integration, pinctrl state switching for voltage domains, AIB register >> > programming, and comprehensive SDR tuning support for reliable UHS >> > operation. >> > - SoC and board integration (patches 8-10): Complete K1 SoC controller >> > definitions, PMIC power infrastructure, and OrangePi RV2 board enablem= ent >> > with full UHS support. >> > >> > This transforms the OrangePi RV2 from having no SD card support to ful= l >> > UHS-I capability, enabling high-performance storage up to 208MHz. >> > >> > Tested-by: Michael Opdenacker >> > Signed-off-by: Iker Pedrosa >> > --- >> > Changes in v8: >> > - Resending the series as v8. The v7 submission failed due to an SMTP >> > error during transit, which resulted in a broken thread on the maili= ng >> > list. >> >> Hm? Everything is here: >> https://lore.kernel.org/all/20260413-orangepi-sd-card-uhs-v7-1-16650f49c= 022@gmail.com/ >> >> You can send individual patches to fix up threading, use --in-reply-to. > > My apologies for the noise and the rapid resend. > > The reason for v8 was that the v7 cover letter (0/9) failed to reach > the mailing list due to an SMTP error on my end. This left the v7 > thread "headless" in the archives without the changelog or the full > context of the series. I was attempting to fix the threading > immediately so that reviewers would have a complete set of patches to > look at, but I realize now that resending the entire series on the > same day was premature. So that's why Krzysztof said you should send individual patch with --in-rep= ly-to. - Troy