arm: dts: rockchip: disable "usb_host0_ohci" to make boot faster for Radxa ROCK 3A
on-board USB 2.0 hub, FE1.1s, has Transaction Translator which can
handle USB 1.x devices via "usb_host0_ehci". so we can omit
"usb_host0_ohci" and make boot faster (a little).
=> usb start
starting USB...
Bus usb@fd000000: Register 2000140 NbrPorts 2
Starting the controller
USB XHCI 1.10
Bus usb@fd800000: USB EHCI 1.00
Bus usb@fd880000: USB EHCI 1.00
Bus usb@fd8c0000: USB OHCI 1.0
scanning bus usb@fd000000 for devices... 1 USB Device(s) found
scanning bus usb@fd800000 for devices... 2 USB Device(s) found
scanning bus usb@fd880000 for devices... 1 USB Device(s) found
scanning bus usb@fd8c0000 for devices... 3 USB Device(s) found
scanning usb for storage devices... 1 Storage Device(s) found
=> usb tree
USB device tree:
1 Hub (5 Gb/s, 0mA)
U-Boot XHCI Host Controller
1 Hub (480 Mb/s, 0mA)
| u-boot EHCI Host Controller
|
+-2 Hub (480 Mb/s, 100mA)
USB 2.0 Hub
1 Hub (480 Mb/s, 0mA)
u-boot EHCI Host Controller
1 Hub (12 Mb/s, 0mA)
| U-Boot Root Hub
|
+-2 Hub (12 Mb/s, 100mA)
| ALCOR Generic USB Hub
|
+-3 Mass Storage (12 Mb/s, 300mA)
JetFlash Mass Storage Device 02K1RNH5MJFV4TX6
=> usb reset
resetting USB...
Host not halted after 16000 microseconds.
Bus usb@fd000000: Register 2000140 NbrPorts 2
Starting the controller
USB XHCI 1.10
Bus usb@fd800000: USB EHCI 1.00
Bus usb@fd880000: USB EHCI 1.00
Bus usb@fd8c0000: USB OHCI 1.0
scanning bus usb@fd000000 for devices... 1 USB Device(s) found
scanning bus usb@fd800000 for devices... 4 USB Device(s) found
scanning bus usb@fd880000 for devices... 1 USB Device(s) found
scanning bus usb@fd8c0000 for devices... 1 USB Device(s) found
scanning usb for storage devices... 1 Storage Device(s) found
=> usb tree
USB device tree:
1 Hub (5 Gb/s, 0mA)
U-Boot XHCI Host Controller
1 Hub (480 Mb/s, 0mA)
| u-boot EHCI Host Controller
|
+-2 Hub (480 Mb/s, 100mA)
| USB 2.0 Hub
|
+-3 Hub (12 Mb/s, 100mA)
| ALCOR Generic USB Hub
|
+-4 Mass Storage (12 Mb/s, 300mA)
JetFlash Mass Storage Device 02K1RNH5MJFV4TX6
1 Hub (480 Mb/s, 0mA)
u-boot EHCI Host Controller
1 Hub (12 Mb/s, 0mA)
U-Boot Root Hub
Signed-off-by: FUKAUMI Naoki <naoki@radxa.com>
Reviewed-by: Kever Yang <kever.yang@rock-chips.com>
1 file changed