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| author | Mark Salter | 2014-04-08 00:39:52 +0200 |
|---|---|---|
| committer | Linus Torvalds | 2014-04-08 01:36:15 +0200 |
| commit | bf4b558eba920a38f91beb5ee62a8ce2628c92f7 (patch) | |
| tree | 322210246d72cf0ce2a700709da443022e9dac6b /arch/arm64/Kconfig | |
| parent | arm64: initialize pgprot info earlier in boot (diff) | |
| download | kernel-qcow2-linux-bf4b558eba920a38f91beb5ee62a8ce2628c92f7.tar.gz kernel-qcow2-linux-bf4b558eba920a38f91beb5ee62a8ce2628c92f7.tar.xz kernel-qcow2-linux-bf4b558eba920a38f91beb5ee62a8ce2628c92f7.zip | |
arm64: add early_ioremap support
Add support for early IO or memory mappings which are needed before the
normal ioremap() is usable. This also adds fixmap support for permanent
fixed mappings such as that used by the earlyprintk device register
region.
Signed-off-by: Mark Salter <msalter@redhat.com>
Acked-by: Catalin Marinas <catalin.marinas@arm.com>
Cc: Borislav Petkov <borislav.petkov@amd.com>
Cc: Dave Young <dyoung@redhat.com>
Cc: H. Peter Anvin <hpa@zytor.com>
Cc: Will Deacon <will.deacon@arm.com>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/arm64/Kconfig')
| -rw-r--r-- | arch/arm64/Kconfig | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig index 8079a23e2701..e6e4d3749a6e 100644 --- a/arch/arm64/Kconfig +++ b/arch/arm64/Kconfig @@ -17,6 +17,7 @@ config ARM64 select GENERIC_CLOCKEVENTS select GENERIC_CLOCKEVENTS_BROADCAST if SMP select GENERIC_CPU_AUTOPROBE + select GENERIC_EARLY_IOREMAP select GENERIC_IOMAP select GENERIC_IRQ_PROBE select GENERIC_IRQ_SHOW |