Commits
make shi committed fa00801bc04
ENGR00212232-01 USB:fix otg can not work without phy power if VBUS removed According to ticket TKT094250 :There is no VBUS supply or not supply for USB PHY power 3p0,USB dp/dm is floating when there is no connection in device mode: S/W can run the following flow to ensure the internal DP/DM linestate does not change. These should be done before set SUSP/PHCD bit after detecting the VBUS change from high to low. clear HW_USBPHY_DEBUG_CLKGATE loopback_utmi_dig_tst1 = 1 loopback_utmi_dig_tst0 = 0 loopback_tsti_tx_en = 1 loopback_tsti_tx_hiz = 0 loopback_tsti_tx_hs_mode = 0; After detecting the VBUS or ID change (connected to a host or device), SW do: set HW_USBPHY_DEBUG_CLKGATE back to 1 clear the loopback_XXXX signals above back to 0 Signed-off-by: make shi <b15407@freescale.com>