From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752623Ab3EUJAl (ORCPT ); Tue, 21 May 2013 05:00:41 -0400 Received: from mail-lb0-f179.google.com ([209.85.217.179]:55676 "EHLO mail-lb0-f179.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751583Ab3EUJAj (ORCPT ); Tue, 21 May 2013 05:00:39 -0400 MIME-Version: 1.0 In-Reply-To: <008d01ce55e9$7c479510$74d6bf30$@lge.com> References: <519AD82A.6090809@wwwdotorg.org> <1369116149-2361-1-git-send-email-neidhard.kim@lge.com> <008d01ce55e9$7c479510$74d6bf30$@lge.com> Date: Tue, 21 May 2013 10:00:37 +0100 X-Google-Sender-Auth: lVAiRcNnGqFK7dDe3dcoOHgAKfE Message-ID: Subject: Re: [PATCH] ARM: bcm2835: override the HW UART periphid From: Gordon Hollingworth To: Jongsung Kim Cc: Stephen Warren , Russell King , gregkh@linuxfoundation.org, "jslaby@suse.cz" , "linux-arm-kernel@lists.infradead.org" , "linux-rpi-kernel@lists.infradead.org" , "linux-serial@vger.kernel.org" , "linux-kernel@vger.kernel.org" Content-Type: text/plain; charset=ISO-8859-1 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Have checked with the designer of the UART block and he confirmed that the 2835 PL011 contains a 16 deep fifo not 32 deep... Hardware guys, they can never just leave it alone!!! Gordon On 21 May 2013 07:07, Jongsung Kim wrote: > Jongsung Kim : >> diff --git a/arch/arm/boot/dts/bcm2835.dtsi > b/arch/arm/boot/dts/bcm2835.dtsi >> index f0052dc..1e12aef 100644 >> --- a/arch/arm/boot/dts/bcm2835.dtsi >> +++ b/arch/arm/boot/dts/bcm2835.dtsi >> @@ -44,6 +44,7 @@ >> reg = <0x7e201000 0x1000>; >> interrupts = <2 25>; >> clock-frequency = <3000000>; >> + arm,primecell-periphid = <0x00241011>; >> }; >> >> gpio: gpio { > > Stephen, how do you think about this kind of approach instead? > > > _______________________________________________ > linux-rpi-kernel mailing list > linux-rpi-kernel@lists.infradead.org > http://lists.infradead.org/mailman/listinfo/linux-rpi-kernel From mboxrd@z Thu Jan 1 00:00:00 1970 From: Gordon Hollingworth Subject: Re: [PATCH] ARM: bcm2835: override the HW UART periphid Date: Tue, 21 May 2013 10:00:37 +0100 Message-ID: References: <519AD82A.6090809@wwwdotorg.org> <1369116149-2361-1-git-send-email-neidhard.kim@lge.com> <008d01ce55e9$7c479510$74d6bf30$@lge.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Return-path: Received: from mail-lb0-f179.google.com ([209.85.217.179]:55676 "EHLO mail-lb0-f179.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751583Ab3EUJAj (ORCPT ); Tue, 21 May 2013 05:00:39 -0400 In-Reply-To: <008d01ce55e9$7c479510$74d6bf30$@lge.com> Sender: linux-serial-owner@vger.kernel.org List-Id: linux-serial@vger.kernel.org To: Jongsung Kim Cc: Stephen Warren , Russell King , gregkh@linuxfoundation.org, "jslaby@suse.cz" , "linux-arm-kernel@lists.infradead.org" , "linux-rpi-kernel@lists.infradead.org" , "linux-serial@vger.kernel.org" , "linux-kernel@vger.kernel.org" Have checked with the designer of the UART block and he confirmed that the 2835 PL011 contains a 16 deep fifo not 32 deep... Hardware guys, they can never just leave it alone!!! Gordon On 21 May 2013 07:07, Jongsung Kim wrote: > Jongsung Kim : >> diff --git a/arch/arm/boot/dts/bcm2835.dtsi > b/arch/arm/boot/dts/bcm2835.dtsi >> index f0052dc..1e12aef 100644 >> --- a/arch/arm/boot/dts/bcm2835.dtsi >> +++ b/arch/arm/boot/dts/bcm2835.dtsi >> @@ -44,6 +44,7 @@ >> reg = <0x7e201000 0x1000>; >> interrupts = <2 25>; >> clock-frequency = <3000000>; >> + arm,primecell-periphid = <0x00241011>; >> }; >> >> gpio: gpio { > > Stephen, how do you think about this kind of approach instead? > > > _______________________________________________ > linux-rpi-kernel mailing list > linux-rpi-kernel@lists.infradead.org > http://lists.infradead.org/mailman/listinfo/linux-rpi-kernel From mboxrd@z Thu Jan 1 00:00:00 1970 From: gordon@holliweb.co.uk (Gordon Hollingworth) Date: Tue, 21 May 2013 10:00:37 +0100 Subject: [PATCH] ARM: bcm2835: override the HW UART periphid In-Reply-To: <008d01ce55e9$7c479510$74d6bf30$@lge.com> References: <519AD82A.6090809@wwwdotorg.org> <1369116149-2361-1-git-send-email-neidhard.kim@lge.com> <008d01ce55e9$7c479510$74d6bf30$@lge.com> Message-ID: To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Have checked with the designer of the UART block and he confirmed that the 2835 PL011 contains a 16 deep fifo not 32 deep... Hardware guys, they can never just leave it alone!!! Gordon On 21 May 2013 07:07, Jongsung Kim wrote: > Jongsung Kim : >> diff --git a/arch/arm/boot/dts/bcm2835.dtsi > b/arch/arm/boot/dts/bcm2835.dtsi >> index f0052dc..1e12aef 100644 >> --- a/arch/arm/boot/dts/bcm2835.dtsi >> +++ b/arch/arm/boot/dts/bcm2835.dtsi >> @@ -44,6 +44,7 @@ >> reg = <0x7e201000 0x1000>; >> interrupts = <2 25>; >> clock-frequency = <3000000>; >> + arm,primecell-periphid = <0x00241011>; >> }; >> >> gpio: gpio { > > Stephen, how do you think about this kind of approach instead? > > > _______________________________________________ > linux-rpi-kernel mailing list > linux-rpi-kernel at lists.infradead.org > http://lists.infradead.org/mailman/listinfo/linux-rpi-kernel