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[86.49.110.70]) by smtp.gmail.com with ESMTPSA id i16sm11643187wru.16.2019.03.08.09.46.17 (version=TLS1_3 cipher=AEAD-AES128-GCM-SHA256 bits=128/128); Fri, 08 Mar 2019 09:46:17 -0800 (PST) Subject: Re: [PATCH] ARM: dts: alt: Add DA9063 PMIC node To: Wolfram Sang References: <20190303190059.31155-1-marek.vasut@gmail.com> <20190304105705.GA1000@kunai> <20190304111349.GB1000@kunai> <20190308134043.alpxgnujj6ppmczc@verge.net.au> <5a7b34bf-8ae7-a8a0-c1fc-911a9941dae9@gmail.com> <20190308145352.GB4743@kunai> From: Marek Vasut Openpgp: preference=signencrypt Message-ID: <4796835e-6ca7-302b-22c0-d363cb307860@gmail.com> Date: Fri, 8 Mar 2019 18:46:16 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.4.0 MIME-Version: 1.0 In-Reply-To: <20190308145352.GB4743@kunai> Content-Language: en-US X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190308_094620_069681_948C3ABA X-CRM114-Status: GOOD ( 12.60 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Geert Uytterhoeven , Linux-Renesas , Wolfram Sang , Simon Horman , Geert Uytterhoeven , Linux ARM , Marek Vasut 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 3/8/19 3:53 PM, Wolfram Sang wrote: > >> Do we really want to speed up the PMIC I2C bus ? What are the pros >> (none?) and cons (might be unstable) ? > > Then let's go down to 10kHz instead? Even more stable. 100 kHz and 400 kHz seem to be the most often used I2C frequencies, maybe we should stick to those, since I presume Dialog tested the PMIC with at least those two. -- Best regards, Marek Vasut _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel