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author | LEROY Christophe <christophe.leroy@c-s.fr> | 2014-08-29 11:14:37 +0200 |
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committer | Scott Wood <scottwood@freescale.com> | 2014-09-04 19:02:11 -0500 |
commit | ae466bde19752f8638fd458225fb65ded5db5e16 (patch) | |
tree | 4ff4c6754c6d2a16ae61cfd8364a18891460b5ce /arch/powerpc/include | |
parent | c822e73731fce3b49a4887140878d084d8a44c08 (diff) | |
download | op-kernel-dev-ae466bde19752f8638fd458225fb65ded5db5e16.zip op-kernel-dev-ae466bde19752f8638fd458225fb65ded5db5e16.tar.gz |
powerpc/8xx: Declare SPRG2 as a SCRATCH register
Since commit 469d62be9263b92f2c3329540cbb1c076111f4f3, SPRG2 is used as a
scratch register just like SPRG0 and SPRG1. So Declare it as such and fix
the comment which is not valid anymore since that commit.
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
Signed-off-by: Scott Wood <scottwood@freescale.com>
Diffstat (limited to 'arch/powerpc/include')
-rw-r--r-- | arch/powerpc/include/asm/reg.h | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/powerpc/include/asm/reg.h b/arch/powerpc/include/asm/reg.h index bffd89d..1ff8ba9 100644 --- a/arch/powerpc/include/asm/reg.h +++ b/arch/powerpc/include/asm/reg.h @@ -950,7 +950,7 @@ * 32-bit 8xx: * - SPRG0 scratch for exception vectors * - SPRG1 scratch for exception vectors - * - SPRG2 apparently unused but initialized + * - SPRG2 scratch for exception vectors * */ #ifdef CONFIG_PPC64 @@ -1060,6 +1060,7 @@ #ifdef CONFIG_8xx #define SPRN_SPRG_SCRATCH0 SPRN_SPRG0 #define SPRN_SPRG_SCRATCH1 SPRN_SPRG1 +#define SPRN_SPRG_SCRATCH2 SPRN_SPRG2 #endif |