From mboxrd@z Thu Jan 1 00:00:00 1970 From: tony@atomide.com (Tony Lindgren) Date: Fri, 16 Dec 2016 08:21:02 -0800 Subject: [PATCH] arm: dt: Initialize boot_command_line from CONFIG_CMDLINE in case DT does not provide /chosen/bootargs In-Reply-To: <201612161713.46770@pali> References: <1481749963-8664-1-git-send-email-pali.rohar@gmail.com> <1b779429-8ce4-a49b-38e4-573b28a7c05f@osg.samsung.com> <20161216154029.GF4920@atomide.com> <201612161713.46770@pali> Message-ID: <20161216162102.GG4920@atomide.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org * Pali Roh?r [161216 08:14]: > On Friday 16 December 2016 16:40:30 Tony Lindgren wrote: > > * Javier Martinez Canillas [161216 04:54]: > > > On 12/16/2016 09:48 AM, Pali Roh?r wrote: > > > >>> saying that it cause problems which need to be properly fixed. > > > >>> And if fixing them is harder and will take more time, then > > > >>> correct option is to revert 008a2ebcd677 due to breaking > > > >>> support for more devices. > > > >> > > > >> If you think that others boards may have the same issue, then > > > >> you could add an empty chosen node to omap3.dtsi. As I said I > > > >> think that in practice this will only be needed for the > > > >> machines using NOLO but you are right that in theory you could > > > >> boot them using other bootloaders and having an empty node > > > >> doesn't cause any harm anyway. > > > > > > > > Should not be it part of any arm board? IIRC ATAG support is (or > > > > was) not omap3 specified. > > > > > > Yes, but you were talking about commit 008a2ebcd677 which only > > > removed skeleton.dtsi usage for OMAP3 boards. The same can be done > > > for other SoCs in its top level dtsi for the SoC family of course. > > > > Yeah probaby best to add the empty chosen node to the ones that had > > skeleton.dtsi removed. > > Ok. But still I think that it should be added globally to all arm board > which can be booted by ATAG bootloader. Hmm you mean by the decompressor? > > And I think the code should print a warning if no chosen node is > > found? > > Which code? Decompressor? Yes, it should but I do not know if at that > time is (serial) console usable... Oh right, never mind.. Tony