usb: tegra: fix USB2 powerdown for Tegra30 and later
authorStefan Agner <stefan@agner.ch>
Sun, 2 Mar 2014 18:46:48 +0000 (19:46 +0100)
committerTom Warren <twarren@nvidia.com>
Thu, 17 Apr 2014 15:41:06 +0000 (08:41 -0700)
commitb03f4b3742a728c13a89f3fbf8a9a2ec43061025
tree8645c06bdc5854cf925af0ffd977bdc9d2271a4b
parente04bfdacb368da1f52135926e5c18dfa126e7cb1
usb: tegra: fix USB2 powerdown for Tegra30 and later

Clear the forced powerdown bit in the UTMIP_PLL_CFG2_0 register
which brings USB2 in UTMI mode to work. This was clearly missing
since the forced powerdown bit is set in reset by default for all
USB ports.

Acked-by: Stephen Warren <swarren@nvidia.com>
Signed-off-by: Stefan Agner <stefan@agner.ch>
Tested-by: Stephen Warren <swarren@nvidia.com>
Signed-off-by: Tom Warren <twarren@nvidia.com>
drivers/usb/host/ehci-tegra.c