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>

diff --git a/arch/mips/kernel/cpu-probe.c b/arch/mips/kernel/cpu-probe.c
index 6bfccc227a95f850d31c64ce1b6e6c863f62ba77..d069a19112e8b2e90bc59092bf05abe631df028d 100644 (file)
--- 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;