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authorYoichi Yuasa <yuasa@linux-mips.org>2013-02-21 15:38:19 +0900
committerRalf Baechle <ralf@linux-mips.org>2013-03-12 18:57:52 +0100
commit9f91e5064c6c24d6ccd760a6b6120de4560d9829 (patch)
treed9f1c054a70dd5cf0dc93baa3c754e84d8680617 /arch/mips/kernel/cpu-probe.c
parent0c81157b46c533139d6be721d41617020c59a2c3 (diff)
MIPS: VR4133: Fix probe for LL/SC.
Signed-off-by: Yoichi Yuasa <yuasa@linux-mips.org> Cc: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/4963/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips/kernel/cpu-probe.c')
-rw-r--r--arch/mips/kernel/cpu-probe.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/arch/mips/kernel/cpu-probe.c b/arch/mips/kernel/cpu-probe.c
index 6bfccc227a9..d069a19112e 100644
--- a/arch/mips/kernel/cpu-probe.c
+++ b/arch/mips/kernel/cpu-probe.c
@@ -580,6 +580,9 @@ static inline void cpu_probe_legacy(struct cpuinfo_mips *c, unsigned int cpu)
c->tlbsize = 48;
break;
case PRID_IMP_VR41XX:
+ set_isa(c, MIPS_CPU_ISA_III);
+ c->options = R4K_OPTS;
+ c->tlbsize = 32;
switch (c->processor_id & 0xf0) {
case PRID_REV_VR4111:
c->cputype = CPU_VR4111;
@@ -604,6 +607,7 @@ static inline void cpu_probe_legacy(struct cpuinfo_mips *c, unsigned int cpu)
__cpu_name[cpu] = "NEC VR4131";
} else {
c->cputype = CPU_VR4133;
+ c->options |= MIPS_CPU_LLSC;
__cpu_name[cpu] = "NEC VR4133";
}
break;
@@ -613,9 +617,6 @@ static inline void cpu_probe_legacy(struct cpuinfo_mips *c, unsigned int cpu)
__cpu_name[cpu] = "NEC Vr41xx";
break;
}
- set_isa(c, MIPS_CPU_ISA_III);
- c->options = R4K_OPTS;
- c->tlbsize = 32;
break;
case PRID_IMP_R4300:
c->cputype = CPU_R4300;