From mboxrd@z Thu Jan 1 00:00:00 1970 From: tony@atomide.com (Tony Lindgren) Date: Wed, 16 Feb 2011 17:42:10 -0800 Subject: [PATCH 1/2] omap4: 4430sdp: drop ehci support In-Reply-To: <20110216112631.GA2497@legolas.emea.dhcp.ti.com> References: <1297855040-1337-1-git-send-email-gadiyar@ti.com> <20110216112631.GA2497@legolas.emea.dhcp.ti.com> Message-ID: <20110217014210.GL20795@atomide.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org * 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. Tony