From mboxrd@z Thu Jan 1 00:00:00 1970 From: broonie@kernel.org (Mark Brown) Date: Mon, 11 Aug 2014 17:02:22 +0100 Subject: [RESEND PATCH 2/2] ARM: dts: Add tps65090 FET constraints on Peach Pit and Pi In-Reply-To: References: <1407757091-18730-1-git-send-email-javier.martinez@collabora.co.uk> <1407757091-18730-2-git-send-email-javier.martinez@collabora.co.uk> Message-ID: <20140811160222.GF17528@sirena.org.uk> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Mon, Aug 11, 2014 at 08:57:24AM -0700, Doug Anderson wrote: > On Mon, Aug 11, 2014 at 4:38 AM, Javier Martinez Canillas > > After the switch is turned on, a safety timer is started > > and before this timer times out the output voltage must > > have reached the input voltage. Otherwise the switch is > > turned off expecting an overload condition. > > So using the maximum output voltage slew rate and the timer > > minimum and maximum timeouts, a voltage constraints can be > > expressed as bounded limits for the timeout. That is what > > is used in the board schematics and should be in the DT too. > I don't understand this, but if you and Mark are happy with it... I have not looked at this change to my knowledge. > ...I'm also not 100% certain what the above description has to do with > this change, but I'll admit to having only skimmed some of the earlier > conversations. It's not at all clear to me either looking at the quoted section. -------------- next part -------------- A non-text attachment was scrubbed... Name: signature.asc Type: application/pgp-signature Size: 819 bytes Desc: Digital signature URL: