From: Tony Lindgren <tony-4v6yS6AI5VpBDgjK7y7TUQ@public.gmane.org>
To: Jean-Jacques Hiblot <jjhiblot-l0cyMroinI0@public.gmane.org>
Cc: bcousson-rdvid1DuHRBWk0Htik3J/w@public.gmane.org,
linux-omap-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
rogerq-l0cyMroinI0@public.gmane.org,
stable-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: Re: [PATCH] ARM: dts: OMAP5 / DRA7: indicate that SATA port 0 is available.
Date: Thu, 12 Jan 2017 14:36:27 -0800 [thread overview]
Message-ID: <20170112223627.GQ2630@atomide.com> (raw)
In-Reply-To: <20170112223007.GP2630-4v6yS6AI5VpBDgjK7y7TUQ@public.gmane.org>
* Tony Lindgren <tony-4v6yS6AI5VpBDgjK7y7TUQ@public.gmane.org> [170112 14:31]:
> * Jean-Jacques Hiblot <jjhiblot-l0cyMroinI0@public.gmane.org> [170109 04:23]:
> > AHCI provides the register PORTS_IMPL to let the software know which port
> > is supported. The register must be initialized by the bootloader. However
> > in some cases u-boot doesn't properly initialize this value (if it is not
> > compiled with SATA support for example or if the SATA initialization fails).
> > The DTS entry "ports-implemented" can be used to override the value in
> > PORTS_IMPL.
> > Adding this entry in the dts allows us no to worry about what is done by
> > the bootloader.
>
> Adding into omap-for-v4.11/dt thanks.
Actually not applying just yet as I just noticed you tagged this for stable.
Care to describe what breaks and on which devices without this patch?
Regards,
Tony
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next prev parent reply other threads:[~2017-01-12 22:36 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-01-09 12:22 [PATCH] ARM: dts: OMAP5 / DRA7: indicate that SATA port 0 is available Jean-Jacques Hiblot
2017-01-12 22:30 ` Tony Lindgren
[not found] ` <20170112223007.GP2630-4v6yS6AI5VpBDgjK7y7TUQ@public.gmane.org>
2017-01-12 22:36 ` Tony Lindgren [this message]
2017-01-13 7:59 ` Jean-Jacques Hiblot
2017-01-13 17:19 ` Tony Lindgren
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