From mboxrd@z Thu Jan 1 00:00:00 1970 From: Peter Korsgaard Subject: Re: [PATCH V2 2/2] serial: bcm2835: add driver for bcm2835-aux-uart Date: Mon, 11 Jan 2016 16:25:35 +0100 Message-ID: <87y4bw9lzk.fsf@dell.be.48ers.dk> References: <1452344854-2576-1-git-send-email-kernel@martin.sperl.org> <1452344854-2576-3-git-send-email-kernel@martin.sperl.org> Mime-Version: 1.0 Content-Type: text/plain Return-path: In-Reply-To: <1452344854-2576-3-git-send-email-kernel-TqfNSX0MhmxHKSADF0wUEw@public.gmane.org> (kernel-TqfNSX0MhmxHKSADF0wUEw@public.gmane.org's message of "Sat, 9 Jan 2016 13:07:33 +0000") Sender: devicetree-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: kernel-TqfNSX0MhmxHKSADF0wUEw@public.gmane.org Cc: Stephen Warren , Lee Jones , Eric Anholt , Greg Kroah-Hartman , Jiri Slaby , devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-rpi-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, linux-serial-u79uwXL29TY76Z2rM5mHXA@public.gmane.org List-Id: devicetree@vger.kernel.org >>>>> "kernel" == kernel writes: > From: Martin Sperl > The bcm2835 SOC contains an auxiliary uart, which is very close > to the ns16550 with some differences. > The big difference is that the uart HW is not using an internal divider > of 16 but 8, which results in an effictive baud-rate being twice > the requested baud-rate. > This driver handles this device correctly and handles the difference in > the HW divider by scaling up the clock ba a factor of 2. s/ba/by/ -- Bye, Peter Korsgaard -- 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 From mboxrd@z Thu Jan 1 00:00:00 1970 From: peter@korsgaard.com (Peter Korsgaard) Date: Mon, 11 Jan 2016 16:25:35 +0100 Subject: [PATCH V2 2/2] serial: bcm2835: add driver for bcm2835-aux-uart In-Reply-To: <1452344854-2576-3-git-send-email-kernel@martin.sperl.org> (kernel@martin.sperl.org's message of "Sat, 9 Jan 2016 13:07:33 +0000") References: <1452344854-2576-1-git-send-email-kernel@martin.sperl.org> <1452344854-2576-3-git-send-email-kernel@martin.sperl.org> Message-ID: <87y4bw9lzk.fsf@dell.be.48ers.dk> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org >>>>> "kernel" == kernel writes: > From: Martin Sperl > The bcm2835 SOC contains an auxiliary uart, which is very close > to the ns16550 with some differences. > The big difference is that the uart HW is not using an internal divider > of 16 but 8, which results in an effictive baud-rate being twice > the requested baud-rate. > This driver handles this device correctly and handles the difference in > the HW divider by scaling up the clock ba a factor of 2. s/ba/by/ -- Bye, Peter Korsgaard