[RFC PATCH 05/11] mfd: omap: control: core system control driver
tony at atomide.com
Fri Jun 1 10:13:43 EDT 2012
* Konstantin Baydarov <kbaidarov at dev.rtsoft.ru> [120601 06:44]:
> On 06/01/2012 03:29 PM, Tony Lindgren wrote:
> > We can have a static map for the SCM, so ioremapping each driver
> > individually should not be an issue.
> Actually SCM registers window is mapped statically. Mapping is defined in omap44xx_io_desc in arch/arm/mach-omap2/io.c:
> .virtual = L4_44XX_VIRT,
> .pfn = __phys_to_pfn(L4_44XX_PHYS),
> .length = L4_44XX_SIZE,
> .type = MT_DEVICE,
> So ioremap() always returns same virtual address (0xfc002000).
Hmm I guess you mean L4_44XX_VIRT + offset. Otherwise drivers
would not work at all.. Or else I don't follow you.
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