Support CONFIG_CMDLINE for arm64?
heiko at sntech.de
Fri Jun 26 07:57:25 PDT 2015
Am Freitag, 26. Juni 2015, 09:10:37 schrieb Bjorn Helgaas:
> On Fri, Jun 26, 2015 at 8:11 AM, Catalin Marinas
> <catalin.marinas at arm.com> wrote:
> > On Fri, Jun 26, 2015 at 10:15:47AM +0200, Heiko Stübner wrote:
> >> Am Donnerstag, 25. Juni 2015, 17:02:41 schrieb Bjorn Helgaas:
> >> > arch/arm64/Kconfig mentions CONFIG_CMDLINE, but I don't see any actual
> >> > support for it. Would you be interested in support for it? Or would
> >> > you rather remove it from Kconfig?
> >> just stumbled over your mail by chance.
> >> CONFIG_CMDLINE is for example included in drivers/of/fdt.c, so will be
> >> handled correctly for devicetree-based arm64 platforms - and I'm
> >> actually using it on my rk3368 board :-) .
> > Indeed. The early_init_dt_scan_chosen() takes it into account.
> Excellent, now I just have to figure out why it's not working for me
try with CONFIG_CMDLINE_FORCE? Without it CONFIG_CMDLINE is only used when the
dts itself does not contain a bootargs property.
More information about the linux-arm-kernel