From: Felipe Balbi <me@felipebalbi.com>
To: Gary Thomas <gary@mlbassoc.com>
Cc: Linux OMAP Mailing List <linux-omap@vger.kernel.org>
Subject: Re: OMAP3530 USB host problems
Date: Fri, 20 Feb 2009 20:29:05 +0200 [thread overview]
Message-ID: <20090220182904.GP20723@frodo> (raw)
In-Reply-To: <499EF348.6020302@mlbassoc.com>
On Fri, Feb 20, 2009 at 11:15:36AM -0700, Gary Thomas wrote:
> I have a 3530 board (similar to the OMAP3EVM) and I'm trying
> to get the USB host working. Sadly, this is failing, but I
> don't quite see why. From drivers/usb/host/echi-omap.c:
> /* Wait for TLL to be Active */
> timeout = 1000;
> while ((cm_read_mod_reg(CORE_MOD, OMAP2430_CM_IDLEST3)
> & (1 << OMAP3430ES2_ST_USBTLL_SHIFT)))
> {
> if (--timeout <= 0) {
> printk(KERN_ERR "USB TLL is unavailable\n");
> return -ENODEV;
> }
> cpu_relax();
> }
>
> Any clues on why this might be? How do I solve it?
could you enable CONFIG_DEBUG_LL and post the seria console output ?
do you really use TLL ?? I don't really know omap3evm, but I guess it
uses PHY mode (correct me if I'm wrong).
--
balbi
next prev parent reply other threads:[~2009-02-20 18:29 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-02-20 18:15 OMAP3530 USB host problems Gary Thomas
2009-02-20 18:29 ` Felipe Balbi [this message]
2009-02-20 18:50 ` Gary Thomas
2009-02-20 18:54 ` Felipe Balbi
2009-02-20 19:05 ` Gary Thomas
2009-02-20 19:23 ` Felipe Balbi
2009-02-20 19:35 ` Gary Thomas
2009-02-20 19:41 ` Felipe Balbi
2009-02-23 10:21 ` Felipe Balbi
2009-02-23 13:08 ` Gary Thomas
2009-02-23 13:27 ` Felipe Balbi
2009-02-23 17:21 ` Gary Thomas
2009-02-23 18:00 ` Felipe Balbi
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