pandaboard reports ti_hdmi_4xxx_phy_enable: hotplug absent after delay constantly

[Dave Cheney]

Host: pandaboard (OMAP4)
OS: 12.04 LTS Server -> 12.10 Alpha 1

Since upgrading dmesg is full of these lines

[ 389.288543] ti_hdmi_4xxx_phy_enable: hotplug absent after delay
[ 400.632293] ti_hdmi_4xxx_phy_enable: hotplug absent after delay
[ 411.976043] ti_hdmi_4xxx_phy_enable: hotplug absent after delay
[ 423.319793] ti_hdmi_4xxx_phy_enable: hotplug absent after delay
[ 434.663543] ti_hdmi_4xxx_phy_enable: hotplug absent after delay
[ 446.007324] ti_hdmi_4xxx_phy_enable: hotplug absent after delay
[ 457.351043] ti_hdmi_4xxx_phy_enable: hotplug absent after delay
[ 468.694793] ti_hdmi_4xxx_phy_enable: hotplug absent after delay
[ 480.038574] ti_hdmi_4xxx_phy_enable: hotplug absent after delay
[ 491.382293] ti_hdmi_4xxx_phy_enable: hotplug absent after delay
[ 502.726043] ti_hdmi_4xxx_phy_enable: hotplug absent after delay
[ 514.069793] ti_hdmi_4xxx_phy_enable: hotplug absent after delay
[ 525.413543] ti_hdmi_4xxx_phy_enable: hotplug absent after delay
[ 536.757293] ti_hdmi_4xxx_phy_enable: hotplug absent after delay
[ 548.101043] ti_hdmi_4xxx_phy_enable: hotplug absent after delay
[ 559.444793] ti_hdmi_4xxx_phy_enable: hotplug absent after delay
[ 570.804168] ti_hdmi_4xxx_phy_enable: hotplug absent after delay
[ 582.132293] ti_hdmi_4xxx_phy_enable: hotplug absent after delay
[ 593.476043] ti_hdmi_4xxx_phy_enable: hotplug absent after delay
[ 604.819854] ti_hdmi_4xxx_phy_enable: hotplug absent after delay
[ 616.163604] ti_hdmi_4xxx_phy_enable: hotplug absent after delay
[ 627.507324] ti_hdmi_4xxx_phy_enable: hotplug absent after delay
[ 638.851074] ti_hdmi_4xxx_phy_enable: hotplug absent after delay

They were not present in 12.04.