Hi Matthew,
On Thu, 10 Mar 2011 13:46:29 -0500
"Matthew L. Creech" <mlcre...@gmail.com> wrote:
...
> I tracked the problem down to a change made in September, which
> happens to be yours:
>
> http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commitdiff;h=126512e3f274802ca65ebeca8660237f0361ad48
>
> When I roll this back, everything works fine again.
>
> First of all, I noticed that fsl-mph-dr-of.c isn't even compiling for
> me (even though I have the option enabled in my .config), because it's
> been placed in "usb/host/", and I'm only using device/gadget-mode USB.
>
> I edited the top-level Makefile to just force it into "usb/host/", and
> that makes sure that your driver gets built (and it's probed just fine
> at runtime). But that still didn't solve the problem - as before,
> fsl_udc_probe() is never being called.
>
> Did you test this change in device mode? I'm wondering if there's
> something different about my configuration that prevents it from
> working. My config is uploaded here if it helps:
>
> http://mcreech.com/work/linux.config
Can you please apply the attached patch, then build with your
linux.config and send me the kernel boot log? It will help to
fix the issue.
Thanks,
Anatolij
diff --git a/drivers/Makefile b/drivers/Makefile
index f3ebb30..bf1ad90 100644
--- a/drivers/Makefile
+++ b/drivers/Makefile
@@ -67,6 +67,7 @@ obj-$(CONFIG_UWB) += uwb/
obj-$(CONFIG_USB_OTG_UTILS) += usb/otg/
obj-$(CONFIG_USB) += usb/
obj-$(CONFIG_USB_MUSB_HDRC) += usb/musb/
+obj-$(CONFIG_USB_FSL_MPH_DR_OF) += usb/host/
obj-$(CONFIG_PCI) += usb/
obj-$(CONFIG_USB_GADGET) += usb/gadget/
obj-$(CONFIG_SERIO) += input/serio/
diff --git a/drivers/usb/gadget/fsl_udc_core.c b/drivers/usb/gadget/fsl_udc_core.c
index 4c55eda..a3ba374 100644
--- a/drivers/usb/gadget/fsl_udc_core.c
+++ b/drivers/usb/gadget/fsl_udc_core.c
@@ -2240,6 +2240,7 @@ static int __init fsl_udc_probe(struct platform_device *pdev)
unsigned int i;
u32 dccparams;
+ printk("%s\n", __func__);
if (strcmp(pdev->name, driver_name)) {
VDBG("Wrong device");
return -ENODEV;
diff --git a/drivers/usb/host/fsl-mph-dr-of.c b/drivers/usb/host/fsl-mph-dr-of.c
index 574b99e..b8b3070 100644
--- a/drivers/usb/host/fsl-mph-dr-of.c
+++ b/drivers/usb/host/fsl-mph-dr-of.c
@@ -130,6 +130,7 @@ static int __devinit fsl_usb2_mph_dr_of_probe(struct platform_device *ofdev)
static unsigned int idx;
int i;
+ printk("%s\n", __func__);
if (!of_device_is_available(np))
return -ENODEV;
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