From mboxrd@z Thu Jan 1 00:00:00 1970 From: Rob Herring Subject: Re: [PATCH v2 2/5] dt-binding: pcf8523: add xtal load capacitance Date: Tue, 15 Jan 2019 15:06:57 -0600 Message-ID: <20190115210657.GA24662@bogus> References: <20190108185414.26922-1-sam@ravnborg.org> <20190108185414.26922-3-sam@ravnborg.org> Mime-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Transfer-Encoding: 8bit Return-path: Content-Disposition: inline In-Reply-To: <20190108185414.26922-3-sam@ravnborg.org> Sender: linux-kernel-owner@vger.kernel.org Cc: Alessandro Zummo , Alexandre Belloni , Andrew Jeffery , Fabio Estevam , Joel Stanley , Mark Rutland , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-rtc@vger.kernel.org, Sam Ravnborg , =?iso-8859-1?Q?S=F8ren?= Andersen List-Id: devicetree@vger.kernel.org On Tue, 8 Jan 2019 19:54:11 +0100, Sam Ravnborg wrote: > The NXP pcf8523 supports two different xtal load capacitance > - 7000fF (7pF) HW default > - 12500fF (12.5pF) Minimum power consumption, driver default > > To obtain a precise RTC the pcf8523 must be configured > with the correct capacitance load of the xtal. > > Add a property to specify the xtal capacitance load. > The default value matches that of the current Linux driver. > > With a dedicated binding remove the entry in rtc.txt > > Signed-off-by: Søren Andersen > Signed-off-by: Sam Ravnborg > Cc: Alessandro Zummo > Cc: Alexandre Belloni > Cc: Rob Herring > Cc: Mark Rutland > --- > Documentation/devicetree/bindings/rtc/nxp,pcf8523.txt | 18 ++++++++++++++++++ > Documentation/devicetree/bindings/rtc/rtc.txt | 1 - > 2 files changed, 18 insertions(+), 1 deletion(-) > create mode 100644 Documentation/devicetree/bindings/rtc/nxp,pcf8523.txt > Reviewed-by: Rob Herring