Hi, > > > +static int > > > +write_packet(volatile u32 * uddr, struct pxa27x_request *req, unsigned > > > max) > > > > Please review Documentation/volatile-considered-harmful.txt > > The attibute volatile here is necessary in order to avoid getting the > following warnings from the compiler: > [...] > > Do you know how I can resolve this? > ioremap() the memory area for the UDC registers and use an __iomem cookie.
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