From mboxrd@z Thu Jan 1 00:00:00 1970 From: balbi@ti.com (Felipe Balbi) Date: Thu, 17 Feb 2011 09:47:06 +0200 Subject: [PATCH 1/2] omap4: 4430sdp: drop ehci support In-Reply-To: <20110217014210.GL20795@atomide.com> References: <1297855040-1337-1-git-send-email-gadiyar@ti.com> <20110216112631.GA2497@legolas.emea.dhcp.ti.com> <20110217014210.GL20795@atomide.com> Message-ID: <20110217074706.GD2439@legolas.emea.dhcp.ti.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Wed, Feb 16, 2011 at 05:42:10PM -0800, Tony Lindgren wrote: > * Felipe Balbi [110216 03:25]: > > 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 > > > Cc: Keshava Munegowda > > > Cc: Tony Lindgren > > > > Tony, if you want to queue this one directly, here's my: > > > > Acked-by: Felipe Balbi > > > > if you wish, I can send you a pull request as well. I already have > > another patch for you anyway. > > OK if you have more I'd rather pull. ok. Taken. -- balbi