Messages in this thread | | | Date | Sun, 5 Apr 2015 06:33:44 +0800 | From | Chen Gang <> | Subject | Re: [PATCH] usb: musb: Kconfig: Depend on some machines under blackfin |
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On 4/4/15 17:54, Greg Kroah-Hartman wrote: > On Sat, Apr 04, 2015 at 05:51:21AM +0800, Chen Gang wrote: >> Under blackfin, only bf527, bf548 and bf609 may use musb. The related >> error with allmodconfig: >> >> CC [M] drivers/usb/misc/trancevibrator.o >> In file included from drivers/usb/musb/musb_core.h:70:0, >> from drivers/usb/musb/musb_core.c:103: >> drivers/usb/musb/musb_core.c: In function 'musb_indexed_ep_select': >> drivers/usb/musb/musb_regs.h:458:32: error: 'USB_INDEX' undeclared (first use in this function) >> #define MUSB_INDEX USB_OFFSET(USB_INDEX) /* 8 bit */ >> ^ >> >> Signed-off-by: Chen Gang <gang.chen.5i5j@gmail.com> > > Why not fix the root cause and provide this symbol on blackfin? There's > no specific reason why it shouldn't be able to be built on this > platform. > > It's better to make platforms properly build everything, patches like > this just make things messier and harder to maintain. >
I am not quite sure all machines of blackfin can support musb (according to current code, at present, we can only sure bf527, bf548 and bf609 can support it).
So, I suggest to add new macro HAVE_MUSB for BLACKFIN in patch v2. And welcome any other members' idea.
Thanks. -- Chen Gang
Open, share, and attitude like air, water, and life which God blessed
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