From mboxrd@z Thu Jan 1 00:00:00 1970 From: Andrew Subject: Re: Fwd: Re: [PATCH 2/2] ARM: mvebu: dts: Add dts file for DLink DNS-327L Date: Sun, 03 May 2015 14:37:59 +0300 Message-ID: <072d4c1171194abcb0bf753ce5a2e776@mail.ncrmnt.org> References: <552A6209.9040903@gmail.com> <20150412145857.GA14038@lunn.ch> <20150412194735.GA27921@lunn.ch> <552BCFAA.2020109@free-electrons.com> <1ec8906f00468ca5a9fa227f8c83fe69@mail.ncrmnt.org> <55351569.7000307@free-electrons.com> <55351898.60604@free-electrons.com> <4e7e91562aac6a260885bf2d12174060@mail.ncrmnt.org> <5545FF6D.9040205@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: QUOTED-PRINTABLE Return-path: In-Reply-To: <5545FF6D.9040205@gmail.com> Sender: linux-gpio-owner@vger.kernel.org To: Sebastian Hesselbarth Cc: Gregory CLEMENT , Andrew Lunn , Rob Herring , Pawel Moll , Mark Rutland , Ian Campbell , Kumar Gala , Russell King , Linus Walleij , Wolfram Sang , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-gpio@vger.kernel.org, Jason Cooper List-Id: devicetree@vger.kernel.org Sebastian Hesselbarth =D0=BF=D0=B8=D1=81=D0=B0=D0=BB 03.05.2015 13:58: > On 03.05.2015 12:18, Andrew wrote: > [...] >> Sorry for the long delay with testing, but here come the results. >> I've rebased everything to 4.1-rc1 >>=20 >> 1. WFI + DeepIdle =3D> freeze after approx: >> * 1 hours and 30 minutes, first test >> * 3 hours and 40 minutes, second test >> 2. WFI only (DeepIdle disabled via sysfs) =3D> Still alive after 13=20 >> hours >> and counting >>=20 >> The proper patchset will follow as soon as I figure out what change=20 >> broke >> dns320l-daemon (The utility that speaks to weltrend mcu on ttyS1) >> It was working on 3.18.6, on 3.19 and up - it writes data to the por= t >> (and mcu acks it), >> but can't read any responses. >>=20 >> Same thing happens to the python (pyserial inside) implementation of= =20 >> the >> fan-daemon: >> https://github.com/martignlo/DNS-320L >=20 > Andrew, >=20 > did you realize that you request a non-standard UART baudrate in your > python code above: >=20 > port =3D serial.Serial("/dev/ttyS1", 115600, 8, "N", 1, 0.1) >=20 > s/115600/115200/ >=20 > Does that fix your communication issues? >=20 > Sebastian If life was that simple ;-) Unfortunately that's not the issue. dns320l-daemon ( http://www.aboehler.at/hg/dns320l-daemon ) uses correc= t=20 115200 baud and doesn't work either. Since I can transmit, but can't receive, I will be first checking out=20 mpp settings If that doesn't help, I guess it's git-bisect time. --=20 Regards, Andrew -- To unsubscribe from this list: send the line "unsubscribe linux-gpio" i= n the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html