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([45.32.55.39]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-29498e42f3fsm178469605ad.103.2025.10.30.02.16.58 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 30 Oct 2025 02:17:08 -0700 (PDT) From: Jianfeng Liu To: cnsztl@gmail.com Cc: conor+dt@kernel.org, devicetree@vger.kernel.org, dsimic@manjaro.org, grzegorz@sternicz.uk, heiko@sntech.de, jonas@kwiboo.se, krzk+dt@kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-rockchip@lists.infradead.org, liujianfeng1994@gmail.com, robh@kernel.org, shawn.lin@rock-chips.com Subject: Re: [PATCH] arm64: dts: rockchip: fix eMMC corruption on NanoPC-T6 with A3A444 chips Date: Thu, 30 Oct 2025 17:16:49 +0800 Message-ID: <20251030091649.25396-1-liujianfeng1994@gmail.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <5af928c4-4b6e-489c-ad39-26cef3dd7473@gmail.com> References: <5af928c4-4b6e-489c-ad39-26cef3dd7473@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20251030_021711_205119_4E57C32D X-CRM114-Status: GOOD ( 14.56 ) 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 Tianling, On Tue, 28 Oct 2025 01:34:25 +0800, Tianling Shen wrote: >>> 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! > >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? I don't have rock 5 itx near my hand to test, but I have another board ROCK 5B with similar issue. And after applying the patch from Shawn, this board can run HS400 mode with max freq 200000000. I will test on rock 5 itx later when I have chance. Best regards, Jianfeng