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Thu, 03 Aug 2023 16:03:35 -0700 (PDT) Received: from taoren-fedora-PC23YAB4.thefacebook.com ([2620:10d:c090:500::5:e60a]) by smtp.gmail.com with ESMTPSA id y7-20020a17090322c700b001bbb598b8bbsm372349plg.41.2023.08.03.16.03.34 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 03 Aug 2023 16:03:34 -0700 (PDT) From: rentao.bupt@gmail.com To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Joel Stanley , Andrew Jeffery , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-aspeed@lists.ozlabs.org, linux-kernel@vger.kernel.org, taoren@meta.com Cc: Tao Ren Subject: [PATCH 3/3] ARM: dts: aspeed: wedge400: Set eMMC max frequency Date: Thu, 3 Aug 2023 16:03:24 -0700 Message-Id: <20230803230324.731268-4-rentao.bupt@gmail.com> X-Mailer: git-send-email 2.40.1 In-Reply-To: <20230803230324.731268-1-rentao.bupt@gmail.com> References: <20230803230324.731268-1-rentao.bupt@gmail.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230803_160338_319773_5D3C8DB5 X-CRM114-Status: GOOD ( 10.60 ) 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 From: Tao Ren Set eMMC max frequency to 25MHz to prevent intermittent eMMC access failures. Signed-off-by: Tao Ren --- arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-wedge400.dts | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-wedge400.dts b/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-wedge400.dts index 5c55afed946f..d17b977fee9b 100644 --- a/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-wedge400.dts +++ b/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-wedge400.dts @@ -367,6 +367,7 @@ &uhci { }; &sdhci1 { + max-frequency = <25000000>; /* * DMA mode needs to be disabled to avoid conflicts with UHCI * Controller in AST2500 SoC.