From mboxrd@z Thu Jan 1 00:00:00 1970 From: Stefan Wahren Subject: Re: [PATCH v4 2/4] nvmem: NXP LPC18xx EEPROM memory NVMEM driver Date: Tue, 17 Nov 2015 22:30:19 +0100 (CET) Message-ID: <1326700858.341668.1447795819246.JavaMail.open-xchange@oxbaltgw05.schlund.de> References: <1447790576-29410-1-git-send-email-ariel@vanguardiasur.com.ar> <1447790576-29410-3-git-send-email-ariel@vanguardiasur.com.ar> Reply-To: Stefan Wahren Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1447790576-29410-3-git-send-email-ariel-30ULvvUtt6G51wMPkGsGjgyUoB5FGQPZ@public.gmane.org> Sender: devicetree-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Ariel D'Alessandro , linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org Cc: manabian-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org, srinivas.kandagatla-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org, pawel.moll-5wv7dgnIgG8@public.gmane.org, ijc+devicetree-KcIKpvwj1kUDXYZnReoRVg@public.gmane.org, robh+dt-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org, galak-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org, maxime.ripard-wi1+55ScJUtKEb57/3fJTNBPR1lH4CV8@public.gmane.org, mark.rutland-5wv7dgnIgG8@public.gmane.org, ezequiel-30ULvvUtt6G51wMPkGsGjgyUoB5FGQPZ@public.gmane.org List-Id: devicetree@vger.kernel.org > Ariel D'Alessandro hat am 17. November 2015 um > 21:02 geschrieben: > > > This commit adds support for NXP LPC18xx EEPROM memory found in NXP > LPC185x/3x and LPC435x/3x/2x/1x devices. > > EEPROM size is 16384 bytes and it can be entirely read and > written/erased with 1 word (4 bytes) granularity. The last page > (128 bytes) contains the EEPROM initialization data and is not writable. > > Erase/program time is less than 3ms. The EEPROM device requires a > ~1500 kHz clock (min 800 kHz, max 1600 kHz) that is generated dividing > the system bus clock by the division factor, contained in the divider > register (minus 1 encoded). > > EEPROM will be kept in Power Down mode except during read/write calls. > > Signed-off-by: Ariel D'Alessandro Acked-by: Stefan Wahren Btw Rob Herring acked [PATCH v3 1/4] yesterday. -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html