[PATCH 2/6] ARM: add Highbank core platform support
Arnd Bergmann
arnd at arndb.de
Thu Aug 25 12:02:29 EDT 2011
On Saturday 20 August 2011, Rob Herring wrote:
> >> +#ifndef _MACH_HIGHBANK__SYSREGS_H_
> >> +#define _MACH_HIGHBANK__SYSREGS_H_
> >> +
> >> +extern void __iomem *sregs_base;
> >> +
> >> +#define HB_SREG_A9_PWR_REQ 0xf00
> >> +#define HB_SREG_A9_BOOT_STAT 0xf04
> >> +#define HB_SREG_A9_BOOT_DATA 0xf08
> >> +
> >> +#define HB_PWR_SUSPEND 0
> >> +#define HB_PWR_SOFT_RESET 1
> >> +#define HB_PWR_HARD_RESET 2
> >> +#define HB_PWR_SHUTDOWN 3
> >> +
> >> +#endif
> >
> > Do these really need to be global?
> >
> > I think it's better to put the base address and register definitions into a
> > single file and export functions to be used from elsewhere.
>
> Yes, sregs are a random collection of functions, so it's going to be a
> mixture of various users. Just HB_PWR_* alone are in 2 or 3 different
> places.
Sorry, I'm not following.
Do you mean 'yes, they need to be global' or 'yes, it's better to export
the functions'?
Arnd
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