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-rw-r--r--arch/powerpc/platforms/85xx/p3041_ds.c11
-rw-r--r--arch/powerpc/platforms/85xx/p4080_ds.c11
-rw-r--r--arch/powerpc/platforms/85xx/p5020_ds.c11
3 files changed, 33 insertions, 0 deletions
diff --git a/arch/powerpc/platforms/85xx/p3041_ds.c b/arch/powerpc/platforms/85xx/p3041_ds.c
index 1fcd233a916..96d99a374dc 100644
--- a/arch/powerpc/platforms/85xx/p3041_ds.c
+++ b/arch/powerpc/platforms/85xx/p3041_ds.c
@@ -40,6 +40,9 @@
static int __init p3041_ds_probe(void)
{
unsigned long root = of_get_flat_dt_root();
+#ifdef CONFIG_SMP
+ extern struct smp_ops_t smp_85xx_ops;
+#endif
if (of_flat_dt_is_compatible(root, "fsl,P3041DS"))
return 1;
@@ -51,6 +54,14 @@ static int __init p3041_ds_probe(void)
ppc_md.restart = fsl_hv_restart;
ppc_md.power_off = fsl_hv_halt;
ppc_md.halt = fsl_hv_halt;
+#ifdef CONFIG_SMP
+ /*
+ * Disable the timebase sync operations because we can't write
+ * to the timebase registers under the hypervisor.
+ */
+ smp_85xx_ops.give_timebase = NULL;
+ smp_85xx_ops.take_timebase = NULL;
+#endif
return 1;
}
diff --git a/arch/powerpc/platforms/85xx/p4080_ds.c b/arch/powerpc/platforms/85xx/p4080_ds.c
index 430c8f96917..d1b21d7663e 100644
--- a/arch/powerpc/platforms/85xx/p4080_ds.c
+++ b/arch/powerpc/platforms/85xx/p4080_ds.c
@@ -39,6 +39,9 @@
static int __init p4080_ds_probe(void)
{
unsigned long root = of_get_flat_dt_root();
+#ifdef CONFIG_SMP
+ extern struct smp_ops_t smp_85xx_ops;
+#endif
if (of_flat_dt_is_compatible(root, "fsl,P4080DS"))
return 1;
@@ -50,6 +53,14 @@ static int __init p4080_ds_probe(void)
ppc_md.restart = fsl_hv_restart;
ppc_md.power_off = fsl_hv_halt;
ppc_md.halt = fsl_hv_halt;
+#ifdef CONFIG_SMP
+ /*
+ * Disable the timebase sync operations because we can't write
+ * to the timebase registers under the hypervisor.
+ */
+ smp_85xx_ops.give_timebase = NULL;
+ smp_85xx_ops.take_timebase = NULL;
+#endif
return 1;
}
diff --git a/arch/powerpc/platforms/85xx/p5020_ds.c b/arch/powerpc/platforms/85xx/p5020_ds.c
index f7220d47ddc..e8cba5004fd 100644
--- a/arch/powerpc/platforms/85xx/p5020_ds.c
+++ b/arch/powerpc/platforms/85xx/p5020_ds.c
@@ -40,6 +40,9 @@
static int __init p5020_ds_probe(void)
{
unsigned long root = of_get_flat_dt_root();
+#ifdef CONFIG_SMP
+ extern struct smp_ops_t smp_85xx_ops;
+#endif
if (of_flat_dt_is_compatible(root, "fsl,P5020DS"))
return 1;
@@ -51,6 +54,14 @@ static int __init p5020_ds_probe(void)
ppc_md.restart = fsl_hv_restart;
ppc_md.power_off = fsl_hv_halt;
ppc_md.halt = fsl_hv_halt;
+#ifdef CONFIG_SMP
+ /*
+ * Disable the timebase sync operations because we can't write
+ * to the timebase registers under the hypervisor.
+ */
+ smp_85xx_ops.give_timebase = NULL;
+ smp_85xx_ops.take_timebase = NULL;
+#endif
return 1;
}