From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id E0EE4CCFA06 for ; Sat, 1 Nov 2025 12:39:40 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: Content-Type:In-Reply-To:From:References:Cc:To:Subject:MIME-Version:Date: Message-ID:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=2ujdLBAXhZY2AOY4FZZ6eP/3+PsXNveO7Mezvnen8AY=; b=nfhOTaM6j4MR9X2KcEqQRs+vGk AvAU0yC+BDIaiBcoS/LN/eAC4TyYk6Dk4yDkZKhLLogbwO8MaeAHkVqJO41fcGDSwa1mPh6vioIAR X7z1O/+c9M5K4T+olSw+kD9UVqOeulIK7KJ5miJuVndQowI5Vi7jMr9ZgAPOmS0b9WQiPSJGwb05x rOVBuDOoWwBxuQo9+tdG94YMgRTAO0CCn6E3wlNdOvnQkeszKBQK00LYl+kELfSpp2Y7bt4Q8Vg5C KvKm88bB2ABNyfgPFqhjmuPNQ7uPAS8vh4d7k1vJpz3uAQ5y5qvSESK++K9kCycD4f4g6NlsM8BFM t9t44kBg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1vFAtI-00000007hyd-1jWC; Sat, 01 Nov 2025 12:39:32 +0000 Received: from mail-pl1-x631.google.com ([2607:f8b0:4864:20::631]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1vFAVC-00000007Rb7-2ybp for linux-arm-kernel@lists.infradead.org; Sat, 01 Nov 2025 12:14:40 +0000 Received: by mail-pl1-x631.google.com with SMTP id d9443c01a7336-2698384978dso25957245ad.0 for ; Sat, 01 Nov 2025 05:14:38 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1761999277; x=1762604077; darn=lists.infradead.org; h=content-transfer-encoding:in-reply-to:from:references:cc:to:subject :user-agent:mime-version:date:message-id:from:to:cc:subject:date :message-id:reply-to; bh=2ujdLBAXhZY2AOY4FZZ6eP/3+PsXNveO7Mezvnen8AY=; b=Z/PfysO3PYXH09lCSeeQl2JH7qxn/PY0cHcRF2GUQOPfI4sbo9z3O4twwaJFolEJPN cpsvS2SqKntzy5zYtiP9HyypYYvNjhZ0/2ttzH/WqS8+TJGcNbK8z2WRxrMTl5buG81d xWhIKrofXqoWiVW9u2Td7hVZzQBRqKb3i5ajNF447MT1ze6r9MZ+tLU1LNuXzmKOS87f TvZB1Ryaqx4jpab4X/CKpP915kY5Ruw5Vn2975RSuejF9/8vKMQ5SX1GI/H8CPSpFXdp SHoJiv/ceyyddcgzeRMP47gJFAsctn6zy0r0/5SZka2ZSh0MpNpHEBBITYxXlV4J+H5S b2Vg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1761999277; x=1762604077; h=content-transfer-encoding:in-reply-to:from:references:cc:to:subject :user-agent:mime-version:date:message-id:x-gm-message-state:from:to :cc:subject:date:message-id:reply-to; bh=2ujdLBAXhZY2AOY4FZZ6eP/3+PsXNveO7Mezvnen8AY=; b=D6I77FyMgYNT4vuPtQPMsirHwRNCfL2areb8G6F8FtOVSUU8FHQFFPTITh6suHokOV yW3j5tLX3OTLif51InGOLmnuvFBHFlOVrGbl/5Lj8A/cesGfgtS/XXG0S3VLZa92gK6S ljzmKhg0dsGRQSCvk3bhzi2AAR995rom9kUoy88zAwFLWJTd1P6v/gdpiTe1XV6vyOvB yLvbrV/NRpcgtIQq3736KI8VPItMZDLf2RwiBDh1AEw3uRvfxM6vqlZIVkP0GhL7wHNJ /8EiGgv92BmSN//qV30cZqylk5sH3GGw2P8hhNUK8pSrA1zkhRYL4mNBNUYgqnTMODU5 n5Yw== X-Forwarded-Encrypted: i=1; AJvYcCVwSf0EUu3aDQF/6MrmE5GHuN2JDHFKtLX23StybC//8fO07trN8y+Hopyn0IKtgyC6O6fkxvXb1CDclhdjAmbD@lists.infradead.org X-Gm-Message-State: AOJu0YynyBfiR/mZr2rNuSOhgw2joOr8JCkWRm/YzUmdhWku0Z5M9HWx W4vqxUxgYp/Ml0cSOW2p4s80fhKjmIsqVbpnoLRP5n3Egh2I99S8peI3 X-Gm-Gg: ASbGncvUvpXQGYnVFeQ00kJZ1B05XCkBW6S5g38UOQGBtE78gxReqe+ens1TgcN8dMk DvO7jyWJq9DxbSlchvL+vl/jE8Lmj2m7+sLOK96cS8M2uPUP4czxzrO/MqWTQoXeiAjNt579xYe yqbyIK/mtjn8Qnnce7jcmlglucY+VTruW0ML+sz9UZoSnicCGBX8mKiHq5zUVLT8hiB6+PyxnKC YGvUBY9oe5BejR69bhKokYrKfhCZJ7cZWlWBOo6Bl3OpAGY9eb0wWGhEfmYlm4tR91rCcnHZ9tI sXcQ2my5VuYdSf/7JcGiqINiGbreR0ikEMmkqzTEL+e7TyiVxAR+bm064G4YAj3gpanhhvv5uAu tEXQqLCMhZ4Hq/urF0OcedAYbaEu5EmHCYjl1qyY8JJnQNfCbGu45Ldfuw6SlNa4= X-Google-Smtp-Source: AGHT+IEeRk+2DxXb5yHODDdJKSDxSfi10vJFhmh11HwS87jb+u5luDPpAWnpSEzbksr4arETIJtz8w== X-Received: by 2002:a17:903:2343:b0:27e:ef35:2dbf with SMTP id d9443c01a7336-2951a55b4e1mr82703355ad.30.1761999276934; Sat, 01 Nov 2025 05:14:36 -0700 (PDT) Received: from CNSZTL-PC.lan ([2001:df0:a640:1::14]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2952e9a3972sm49654205ad.46.2025.11.01.05.14.33 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sat, 01 Nov 2025 05:14:36 -0700 (PDT) Message-ID: <3cba9996-228e-4086-99ba-4a2a00de57ab@gmail.com> Date: Sat, 1 Nov 2025 20:14:31 +0800 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH] arm64: dts: rockchip: fix eMMC corruption on NanoPC-T6 with A3A444 chips To: Heiko Stuebner Cc: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org, Shawn Lin , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Grzegorz Sterniczuk , Dragan Simic , Jonas Karlman , Jianfeng Liu References: <20251017073954.130710-1-cnsztl@gmail.com> <08911ae2-fef3-432d-a236-d820c9cb67ac@gmail.com> <5af928c4-4b6e-489c-ad39-26cef3dd7473@gmail.com> <10751338.nUPlyArG6x@phil> From: Tianling Shen In-Reply-To: <10751338.nUPlyArG6x@phil> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20251101_051438_740575_99DD8B60 X-CRM114-Status: GOOD ( 20.77 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Hi Heiko, On 2025/11/1 19:54, Heiko Stuebner wrote: > Am Montag, 27. Oktober 2025, 18:34:25 Mitteleuropäische Normalzeit schrieb Tianling Shen: >> + Jianfeng >> >> On 2025/10/20 12:44, Tianling Shen wrote: >>> Hi Shawn, >>> >>> On 2025/10/20 9:53, Shawn Lin wrote: >>>> Hi Tianling >>>> >>>> On 2025/10/17 Friday 15:39, Tianling Shen wrote: >>>>> From: Grzegorz Sterniczuk >>>>> >>>>> Some NanoPC-T6 boards with A3A444 eMMC chips experience I/O errors and >>>>> corruption when using HS400 mode. Downgrade to HS200 mode to ensure >>>>> stable operation. >>>> >>>> May I ask you to test another patch I just posted to see if it fixes >>>> your issue? >>>> >>>> https://patchwork.kernel.org/project/linux-mmc/ >>>> patch/1760924981-52339-1- git-send-email-shawn.lin@rock-chips.com/ >>> >>> Thank you for the patch! I will ask my friend to test it but he uses >>> this board as a home router, so it may take a few days or weeks to >>> report the result. >> >> Hi all, sorry for the late. My friend has tested this patch and it works >> fine after 50 times dd operation. A big thanks to Shawn! > > So I guess, we don't need the patch reducing the speed anymore, right? Yes! ;) Thanks, Tianling. > > > Thanks > Heiko > > >> And hi Jianfeng, I found you made a similiar patch[1] for the ROCK 5 ITX >> board to lower down the mmc speed, could you please check if this patch >> also fixes your issue? >> >> Thanks, >> Tianling. >> >> 1. >> https://lore.kernel.org/linux-rockchip/20250228143341.70244-1-liujianfeng1994@gmail.com/ >> >>> >>> Thanks, >>> Tianling. >>> >>>> >>>> >>>>> >>>>> Signed-off-by: Grzegorz Sterniczuk >>>>> Signed-off-by: Tianling Shen >>>>> --- >>>>> arch/arm64/boot/dts/rockchip/rk3588-nanopc-t6.dtsi | 3 +-- >>>>> 1 file changed, 1 insertion(+), 2 deletions(-) >>>>> >>>>> diff --git a/arch/arm64/boot/dts/rockchip/rk3588-nanopc-t6.dtsi b/ >>>>> arch/arm64/boot/dts/rockchip/rk3588-nanopc-t6.dtsi >>>>> index fafeabe9adf9..5f63f38f7326 100644 >>>>> --- a/arch/arm64/boot/dts/rockchip/rk3588-nanopc-t6.dtsi >>>>> +++ b/arch/arm64/boot/dts/rockchip/rk3588-nanopc-t6.dtsi >>>>> @@ -717,8 +717,7 @@ &sdhci { >>>>> no-sd; >>>>> non-removable; >>>>> max-frequency = <200000000>; >>>>> - mmc-hs400-1_8v; >>>>> - mmc-hs400-enhanced-strobe; >>>>> + mmc-hs200-1_8v; >>>>> status = "okay"; >>>>> }; >>>> >>> >> >> > > > >