configs:rockchip:roc-rk3399-pc:Enable more configs
This patch enables the following:
1) use preboot configuration to enable usb devices.
2) Enable USB configs so keyboards and other USB devices work,
update the number of ports of the usb root hub.
- with this addition the updated USB device Tree:
1 Hub (12 Mb/s, 0mA)
U-Boot Root Hub
1 Hub (12 Mb/s, 0mA)
| U-Boot Root Hub
|
+-2 Hub (12 Mb/s, 100mA)
USB 2.0 Hub [MTT]
1 Hub (5 Gb/s, 0mA)
U-Boot XHCI Host Controller
3) enable crypto RNG support.
4) Change SPI speed and frequency:
- increase the maximum SPI slave device speed,
SPI flash max frequency for the environment from 10Mhz to 30MHz.
- performance stats for speed update from 10MHz to 30MHz:
with 10Mhz speed update:
=> sf update 0x300000 0x800000 0x400000
4194304 bytes written, 0 bytes skipped in 36.819s, speed 119837 B/s
with 30Mhz speed update:
=> sf update 0x300000 0x800000 0x400000
4194304 bytes written, 0 bytes skipped in 20.319s, speed 220752 B/s
Signed-off-by: Manoj Sai <abbaraju.manojsai@amarulasolutions.com>
Signed-off-by: Da Xue <da.xue@libretech.co>
Signed-off-by: dsx724 <da@lessconfused.com>
Reviewed-by: Kever Yang <kever.yang@rock-chips.com>
1 file changed