[PATCH 1/2] omap4: 4430sdp: drop ehci support
Felipe Balbi
balbi at ti.com
Thu Feb 17 02:49:03 EST 2011
On Wed, Feb 16, 2011 at 04:47:19PM +0530, Anand Gadiyar wrote:
> Most revisions of the OMAP4 Blaze/SDP platform do not have
> the EHCI signals routed by default. The pads are routed
> for the alternate HSI functionality instead, and explicit
> board modifications are needed to route the signals to
> the USB PHY on the board.
>
> Also, turning on the PHY connected to the EHCI port causes
> a board reboot during bootup due to an unintended short
> on the rails - this affects many initial revisions of the
> board, and needs a minor board mod to fix (or as a
> workaround, one should not attempt to power on the
> USB PHY).
>
> Given that these boards need explicit board mods to even
> get EHCI working (separate from the accidental short above),
> we should not attempt to enable EHCI by default.
>
> So drop the EHCI support from the board files for the
> Blaze/SDP platforms.
>
> Signed-off-by: Anand Gadiyar <gadiyar at ti.com>
> Cc: Keshava Munegowda <keshava_mgowda at ti.com>
> Cc: Tony Lindgren <tony at atomide.com>
applied, thanks.
--
balbi
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