ARM: 7385/1: ThumbEE: Use cpuid macros to read ID_PFR0 for ThumbEE
authorJonathan Austin <Jonathan.Austin@arm.com>
Thu, 12 Apr 2012 16:52:10 +0000 (17:52 +0100)
committerRussell King <rmk+kernel@arm.linux.org.uk>
Wed, 25 Apr 2012 18:49:26 +0000 (19:49 +0100)
commit58834eecdeaab191b7c07a5eba8fdf9b637156e8
tree1f12c3157e9f07885eb30f5a61b33b71876cb596
parentce94df9c099d2a828610576f31dddfa552243edc
ARM: 7385/1: ThumbEE: Use cpuid macros to read ID_PFR0 for ThumbEE

The ThumbEE probe code uses inline assembly to read ID_PFR0 in order to
detect whether ThumbEE is implemented by the processor.

This patch replaces the inline asm with the read_cpuid_ext macro.

Reviewed-by: Will Deacon <will.deacon@arm.com>
Signed-off-by: Jonathan Austin <jonathan.austin@arm.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
arch/arm/kernel/thumbee.c