[PATCH] Remove CPU_FTR_NEED_COHERENT for 7448.
Jon Loeliger
jdl at freescale.com
Thu May 3 07:34:43 EST 2007
From: James.Yang <James.Yang at freescale.com>
Remove CPU_FTR_NEED_COHERENT for MPC7448 (and single-core MPC86xx).
This prevents needlessly setting M=1 when not SMP.
Signed-off-by: James.Yang <James.Yang at freescale.com>
Acked-by: Jon Loeliger <jdl at freescale.com>
---
arch/powerpc/kernel/cputable.c | 2 +-
include/asm-powerpc/cputable.h | 6 ++++++
2 files changed, 7 insertions(+), 1 deletions(-)
diff --git a/arch/powerpc/kernel/cputable.c b/arch/powerpc/kernel/cputable.c
index 9cb24d2..6ef87fb 100644
--- a/arch/powerpc/kernel/cputable.c
+++ b/arch/powerpc/kernel/cputable.c
@@ -836,7 +836,7 @@ static struct cpu_spec cpu_specs[] = {
.pvr_mask = 0xffff0000,
.pvr_value = 0x80040000,
.cpu_name = "7448",
- .cpu_features = CPU_FTRS_7447A,
+ .cpu_features = CPU_FTRS_7448,
.cpu_user_features = COMMON_USER |
PPC_FEATURE_HAS_ALTIVEC_COMP | PPC_FEATURE_PPC_LE,
.icache_bsize = 32,
diff --git a/include/asm-powerpc/cputable.h b/include/asm-powerpc/cputable.h
index 4345249..82d595a 100644
--- a/include/asm-powerpc/cputable.h
+++ b/include/asm-powerpc/cputable.h
@@ -302,6 +302,12 @@ extern void do_feature_fixups(unsigned long value, void *fixup_start,
CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | \
CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_HAS_HIGH_BATS | \
CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE)
+#define CPU_FTRS_7448 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
+ CPU_FTR_USE_TB | \
+ CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
+ CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | \
+ CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_HAS_HIGH_BATS | \
+ CPU_FTR_PPC_LE)
#define CPU_FTRS_82XX (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB)
#define CPU_FTRS_G2_LE (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_MAYBE_CAN_DOZE | \
--
1.5.0.3
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