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Received: by mail.messagingengine.com (Postfix) with ESMTPA; Sun, 27 Jun 2021 21:36:13 -0400 (EDT) From: Andrew Jeffery To: linux-aspeed@lists.ozlabs.org Subject: [PATCH] ARM: dts: everest: Add phase corrections for eMMC Date: Mon, 28 Jun 2021 11:06:05 +0930 Message-Id: <20210628013605.1257346-1-andrew@aj.id.au> X-Mailer: git-send-email 2.30.2 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-BeenThere: openbmc@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Development list for OpenBMC List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, openbmc@lists.ozlabs.org, linux-kernel@vger.kernel.org, robh+dt@kernel.org, linux-arm-kernel@lists.infradead.org Errors-To: openbmc-bounces+openbmc=archiver.kernel.org@lists.ozlabs.org Sender: "openbmc" The values were determined experimentally via boot tests, not by measuring the bus behaviour with a scope. We plan to do scope measurements to confirm or refine the values and will update the devicetree if necessary once these have been obtained. However, with the patch we can write and read data without issue, where as booting the system without the patch failed at the point of mounting the rootfs. Signed-off-by: Andrew Jeffery --- arch/arm/boot/dts/aspeed-bmc-ibm-everest.dts | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm/boot/dts/aspeed-bmc-ibm-everest.dts b/arch/arm/boot/dts/aspeed-bmc-ibm-everest.dts index 3295c8c7c05c..3274a1f9047f 100644 --- a/arch/arm/boot/dts/aspeed-bmc-ibm-everest.dts +++ b/arch/arm/boot/dts/aspeed-bmc-ibm-everest.dts @@ -1070,6 +1070,7 @@ &pinctrl_emmc_default { &emmc { status = "okay"; + clk-phase-mmc-hs200 = <180>, <180>; }; &fsim0 { -- 2.30.2