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authorFeng Tang <feng.tang@intel.com>2010-11-10 18:29:00 +0100
committerThomas Gleixner <tglx@linutronix.de>2010-11-11 11:34:27 +0100
commit7309282c90d251cde77fe3b520a8276e25315c49 (patch)
treeda33c8a838d0ee779c1b8a70e13002bf29cd4527 /arch/x86/include/asm/fixmap.h
parentx86: mrst: Add Moorestown specific reboot/shutdown support (diff)
downloadlinux-7309282c90d251cde77fe3b520a8276e25315c49.tar.xz
linux-7309282c90d251cde77fe3b520a8276e25315c49.zip
x86: mrst: Add vrtc driver which serves as a wall clock device
Moorestown platform doesn't have a m146818 RTC device like traditional x86 PC, but a firmware emulated virtual RTC device(vrtc), which provides some basic RTC functions like get/set time. vrtc serves as the only wall clock device on Moorestown platform. [ tglx: Changed the exports to _GPL ] Signed-off-by: Feng Tang <feng.tang@intel.com> Signed-off-by: Jacob Pan <jacob.jun.pan@linux.intel.com> Signed-off-by: Alan Cox <alan@linux.intel.com> LKML-Reference: <20101110172837.3311.40483.stgit@localhost.localdomain> Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'arch/x86/include/asm/fixmap.h')
-rw-r--r--arch/x86/include/asm/fixmap.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/x86/include/asm/fixmap.h b/arch/x86/include/asm/fixmap.h
index 4d293dced62f..139591a933f6 100644
--- a/arch/x86/include/asm/fixmap.h
+++ b/arch/x86/include/asm/fixmap.h
@@ -117,6 +117,10 @@ enum fixed_addresses {
FIX_TEXT_POKE1, /* reserve 2 pages for text_poke() */
FIX_TEXT_POKE0, /* first page is last, because allocation is backward */
__end_of_permanent_fixed_addresses,
+
+#ifdef CONFIG_X86_MRST
+ FIX_LNW_VRTC,
+#endif
/*
* 256 temporary boot-time mappings, used by early_ioremap(),
* before ioremap() is functional.