From: Mike Rapoport <mike@compulab•co.il>
To: Nathael PAJANI <nathael.pajani@cpe•fr>
Cc: linuxppc-embedded@ozlabs•org
Subject: Re: no IRQ from USB on MPC8248
Date: Wed, 07 Dec 2005 10:58:20 +0200 [thread overview]
Message-ID: <4396A42C.4080907@compulab.co.il> (raw)
In-Reply-To: <4395AA59.5030209@cpe.fr>
Nathael PAJANI wrote:
[snip]
> which means the hub detects a device, and tries to configure it.
The root hub is virtual and implemented in SW. It detects the device any
time there's a pull-up on one of the D+ or D- lines, no matter if
controller is working properly or not.
>
> second: the device is happy to see a request and replies correctly....
> but there's no interrupt fired, whether using SUI_INT_USB (==11) or
> the SCC3 interrupt (==42)
>
Make sure you've adopted the following functions to your board:
static int board_configure(struct m8xxhci_private *hp)
static int setup_usb_clock(struct m8xxhci_private *hp)
so the controller will get proper USB clock.
--
Sincerely yours,
Mike Rapoport
prev parent reply other threads:[~2005-12-07 9:00 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20051206125102.1FC7F68888@ozlabs.org>
2005-12-06 15:12 ` no IRQ from USB on MPC8248 Nathael PAJANI
2005-12-07 8:58 ` Mike Rapoport [this message]
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