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authorAjay Kumar Gupta <ajay.gupta@ti.com>2008-09-11 11:53:20 +0300
committerGreg Kroah-Hartman <gregkh@suse.de>2008-10-17 14:40:58 -0700
commitae5ad2963939d24eb77b8fa725d0703dc0f97a47 (patch)
treec3352e773109d9b54086717363e95ebbf9301da8 /drivers/usb
parenteaa3246e7dbddd7a029bef22e8b80cbab03466a2 (diff)
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>
Diffstat (limited to 'drivers/usb')
-rw-r--r--drivers/usb/musb/musb_host.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/usb/musb/musb_host.c b/drivers/usb/musb/musb_host.c
index 8b4be012669..fcd72b54c85 100644
--- a/drivers/usb/musb/musb_host.c
+++ b/drivers/usb/musb/musb_host.c
@@ -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;
}
}
}