On Wed, Feb 16, 2011 at 4:05 PM, Felipe Balbi <[email protected]> wrote:
> On Wed, Feb 16, 2011 at 10:07:26AM +0800, Bob Liu wrote:
>> On Tue, Feb 15, 2011 at 7:23 PM, Felipe Balbi <[email protected]> wrote:
>> > Hi,
>> >
>> > On Tue, Feb 15, 2011 at 04:55:00PM +0800, Bob Liu wrote:
>> >> Currently musb is initialized to OTG mode by default in musb_board_data,
>> >> it's
>> >> better to init it depending on Kconfig.
>> >
>> > what's the problem in always keeping OTG ? that board is wired for OTG
>> > anyway.
>> >
>>
>> Yeah, but it's better if user can make their choices by themselves.
>> Or mask the other choices in Kconfig if keeping OTG.
>> Currently user can select HOST-only mode in Kconfig, but will receive
>> compiler error.
>> In my opinion, this should be consist.
>
> compile error ?? Would you share that ? All I see is a dev_err() when
> Kconfig doesn't match board-file.
>
>> Another problem is if keeping in OTG mode, my board can't recognize usb
>> device.
>> HOST-only mode works fine, I am still debugging on it.
>> But I think it's not related with current topic.
>
> I can be related. Try this:
Yeah, it works. Thanks, sorry for the noise
.
BTW: Is the below patch which about musb_core.c will be merged into mainline ?
>
> diff --git a/drivers/usb/musb/musb_core.c b/drivers/usb/musb/musb_core.c
> index 54a8bd1..bc29655 100644
> --- a/drivers/usb/musb/musb_core.c
> +++ b/drivers/usb/musb/musb_core.c
> @@ -1949,31 +1949,6 @@ musb_init_controller(struct device *dev, int nIrq,
> void __iomem *ctrl)
> goto fail0;
> }
>
> - switch (plat->mode) {
> - case MUSB_HOST:
> -#ifdef CONFIG_USB_MUSB_HDRC_HCD
> - break;
> -#else
> - goto bad_config;
> -#endif
> - case MUSB_PERIPHERAL:
> -#ifdef CONFIG_USB_GADGET_MUSB_HDRC
> - break;
> -#else
> - goto bad_config;
> -#endif
> - case MUSB_OTG:
> -#ifdef CONFIG_USB_MUSB_OTG
> - break;
> -#else
> -bad_config:
> -#endif
> - default:
> - dev_err(dev, "incompatible Kconfig role setting\n");
> - status = -EINVAL;
> - goto fail0;
> - }
> -
> /* allocate */
> musb = allocate_instance(dev, plat->config, ctrl);
> if (!musb) {
>
--
Regards,
--Bob
--
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