Hi TI team,
I'm tesing sleep mode on AM335x Starter Kit using the prebuilt image of Linux SDK 05_03_00_07.
After AM335x awake, there is no power on USB1_VBUS.
The voltage of USB1_DRVVBUS is zero .
How to fix the problem?
Log--------------------------------------------------------------------
root@am335x-evm:~# cat /sys/kernel/debug/musb-hdrc.1/softconnect
1
root@am335x-evm:~# echo mem > /sys/power/state
[ 123.248529] PM: suspend entry (deep)
[ 123.252180] PM: Syncing filesystems ... done.
[ 123.353627] Freezing user space processes ... (elapsed 0.003 seconds) done.
[ 123.364421] OOM killer disabled.
[ 123.368105] Freezing remaining freezable tasks ... (elapsed 0.001 seconds) done.
[ 123.378206] Suspending console(s) (use no_console_suspend to debug)
[ 123.538720] pm33xx pm33xx: PM: Successfully put all powerdomains to target state
[ 123.538720] PM: Wakeup source UART
[ 123.564360] net eth0: initializing cpsw version 1.12 (0)
[ 123.668587] Atheros 8031 ethernet 4a101000.mdio:00: attached PHY driver [Atheros 8031 ethernet] (mii_bus:phy_addr=4a101000.mdio:00, irq=POLL)
[ 123.672721] net eth1: initializing cpsw version 1.12 (0)
[ 123.768712] Atheros 8031 ethernet 4a101000.mdio:01: attached PHY driver [Atheros 8031 ethernet] (mii_bus:phy_addr=4a101000.mdio:01, irq=POLL)
[ 123.957966] OOM killer enabled.
[ 123.961128] Restarting tasks ... done.
[ 124.037292] PM: suspend exit
root@am335x-evm:~# cat /sys/kernel/debug/musb-hdrc.1/softconnect
0
root@am335x-evm:~#