[U-Boot] USB detection

Marek Vasut marek.vasut at gmail.com
Tue Jul 10 04:17:04 CEST 2012


Dear Manukumar,

> hello
> I checked with the hardware spec
> in that
> P1020RDB: having connection like
> P1012processor -> PHY -> HUB -> ports
> 
> whereas in custom board
> P1012processor -> phy -> port(single usb port)

This is fairy normal.

> In uboot source code initializing sequence of u-boot
> is below:
> 1.usb_init()
> 2.usb_scan_devices()
> 3.usb_new_device(dev)
> 4.usb_hub_probe(dev, 0)
> 5.usb_hub_configure(dev)
> 
> 
> how can we do this in u-boot source code

But I don't see what you're asking about.

> manukumar
> signal-networks

[...]

Best regards,
Marek Vasut


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