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Tue, 25 Feb 2020 01:18:55 -0800 (PST) Date: Tue, 25 Feb 2020 10:07:55 +0100 From: Oliver Graute To: Dong Aisheng Subject: Re: [PATCH RESEND v3 14/15] arm64: dts: imx: add imx8qm mek support Message-ID: <20200225090755.GA17799@optiplex> References: <1573994635-14479-1-git-send-email-aisheng.dong@nxp.com> <1573994635-14479-15-git-send-email-aisheng.dong@nxp.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <1573994635-14479-15-git-send-email-aisheng.dong@nxp.com> User-Agent: Mutt/1.9.4 (2018-02-28) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200225_011858_522554_F9ED1E6A X-CRM114-Status: GOOD ( 12.98 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Mark Rutland , devicetree@vger.kernel.org, peng.fan@nxp.com, sboyd@kernel.org, mturquette@baylibre.com, Rob Herring , linux-imx@nxp.com, kernel@pengutronix.de, fabio.estevam@nxp.com, shawnguo@kernel.org, linux-clk@vger.kernel.org, linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org On 17/11/19, Dong Aisheng wrote: > The i.MX8QuadMax is a Dual (2x) Cortex-A72 and Quad (4x) Cortex-A53 > proccessor with powerful graphic and multimedia features. > This patch adds i.MX8QuadMax MEK board support. > > Note that MX8QM needs a special workaround for TLB flush due to a SoC > errata, otherwise there may be random crash if enable both clusters of > A72 and A53. As the errata workaround is still not in mainline, so we > disable A72 cluster first for MX8QM MEK. can you point me to the errata workaround patch for the MMU/TLB Coherency issue? I observe the same issue here with another imx8qm board. Best Regards, Oliver _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel