From mboxrd@z Thu Jan 1 00:00:00 1970 From: Pavel Machek Subject: Re: 4.13 (and probably all recent) kernels refuse to boot on one Nokia N950, work or another Date: Thu, 26 Oct 2017 11:53:43 +0200 Message-ID: <20171026095343.GA31065@amd> References: <20171025203459.GA22035@amd> <20171025212806.GA21504@atomide.com> <20171026091325.GA26929@amd> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="BXVAT5kNtrzKuDFl" Return-path: Content-Disposition: inline In-Reply-To: <20171026091325.GA26929@amd> Sender: linux-kernel-owner@vger.kernel.org To: Tony Lindgren Cc: pali.rohar@gmail.com, sre@kernel.org, kernel list , linux-arm-kernel , linux-omap@vger.kernel.org, khilman@kernel.org, aaro.koskinen@iki.fi, ivo.g.dimitrov.75@gmail.com, patrikbachan@gmail.com, serge@hallyn.com, abcloriens@gmail.com, clayton@craftyguy.net, martijn@brixit.nl, sakari.ailus@linux.intel.com, filip.matijevic.pz@gmail.com List-Id: linux-omap@vger.kernel.org --BXVAT5kNtrzKuDFl Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Thu 2017-10-26 11:13:26, Pavel Machek wrote: > On Wed 2017-10-25 14:28:07, Tony Lindgren wrote: > > * Pavel Machek [171025 13:36]: > > > Hi! > > >=20 > > > ...hardware should be identical. 3.5.3-nemo kernel seems to work on > > > both. 4.13-rc2 with display and clock patches boots on phone "S", but > > > does not on phone "P"; nothing nothing is received on serial port. > > >=20 > > > There is some difference in the bootloaders: S's bootloader provides > > > lots of debug info, P's is silent. R&D settings do _not_ have > > > influence on bootloader. We know P's serial works, as 3.5.3 kernel > > > prints "Uncompressing linux...booting" there. > > >=20 > > > I'll need to return "S" phone and serial cable tommorow. If you have > > > any ideas, let me know. > >=20 > > If you get nothing out of the uart, chances are the pins are > > not muxed for the uart in nolo and maybe kernel dts is missing the > > pinctrl entries for uart? > >=20 > > Also try booting with mem=3D512M@0x80000000 or 256M or 768M. Maybe the > > memory is different size or partially broken? >=20 > Uhuh. It looks like "P" nokia really wants initrd, otherwise it will > not boot. No. Nokia "P" really hates command line on 0xffff command line. initrd is optional. It also forces delay on "Warning! You have modified" =2E.. screen. I configured serial port. Now I get up-to working userspace (initrd) on both "S" and "P" devices. Welcome to MOSLO vNEMO_MOSLO-N9_0.0.13.2 Could not ioctl(OMAPFB_UPDATE_WINDOW): Inappropriate ioctl for device check wiki.merproject.org/wiki/Nemo Could not ioctl(OMAPFB_UPDATE_WINDOW): Inappropriate ioctl for device Could not ioctl(OMAPFB_UPDATE_WINDOW): Inappropriate ioctl for device Waiting for eMMC device... Could not ioctl(OMAPFB_UPDATE_WINDOW): Inappropriate ioctl for device eMMC device not found! Pavel --=20 (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blo= g.html --BXVAT5kNtrzKuDFl Content-Type: application/pgp-signature; name="signature.asc" Content-Description: Digital signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iEYEARECAAYFAlnxsKcACgkQMOfwapXb+vLxfACfYGveckFxDC6KNke+JnwzFf9J gb4AoMEl12+X8VztcGRs+pTA5W5zu1o9 =GUfG -----END PGP SIGNATURE----- --BXVAT5kNtrzKuDFl--