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OMAP:MUSB: Fixes the TT programming. 

Fixes enumeration failures when a USB device attached to a LS hub is
connected to OMAP EVM via HS hub. This is fixed by correctly
programming hub address register in enqueue path.

Signed-off-by: Ajay Kumar Gupta <ajay.gupta@ti.com>
Signed-off-by: Felipe Balbi <felipe.balbi@nokia.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Ajay Kumar Gupta 2008-09-11 11:53:20 +03:00 committed by Greg Kroah-Hartman
parent eaa3246e7d
commit ae5ad29639
1 changed files with 5 additions and 1 deletions
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6
drivers/usb/musb/musb_host.c
View File

@ -1873,7 +1873,11 @@ static int musb_urb_enqueue(
/* set up tt info if needed */
if (urb->dev->tt) {
qh->h_port_reg = (u8) urb->dev->ttport;
qh->h_addr_reg |= 0x80;
if (urb->dev->tt->hub)
qh->h_addr_reg =
(u8) urb->dev->tt->hub->devnum;
if (urb->dev->tt->multi)
qh->h_addr_reg |= 0x80;
}
}
}