From: Tony Lindgren <tony@atomide.com>
To: Jean-Jacques Hiblot <jjhiblot@ti.com>
Cc: bcousson@baylibre.com, linux-omap@vger.kernel.org,
devicetree@vger.kernel.org, rogerq@ti.com,
stable@vger.kernel.org
Subject: Re: [PATCH] ARM: dts: OMAP5 / DRA7: indicate that SATA port 0 is available.
Date: Thu, 12 Jan 2017 14:30:08 -0800 [thread overview]
Message-ID: <20170112223007.GP2630@atomide.com> (raw)
In-Reply-To: <1483964535-4298-1-git-send-email-jjhiblot@ti.com>
* Jean-Jacques Hiblot <jjhiblot@ti.com> [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.
Tony
next prev parent reply other threads:[~2017-01-12 22:30 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 [this message]
[not found] ` <20170112223007.GP2630-4v6yS6AI5VpBDgjK7y7TUQ@public.gmane.org>
2017-01-12 22:36 ` Tony Lindgren
2017-01-13 7:59 ` Jean-Jacques Hiblot
2017-01-13 17:19 ` Tony Lindgren
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