[POWERPC] cell: add cpufreq driver for Cell BE processor
This patch adds a cpufreq backend driver to enable frequency scaling on cell.
Signed-off-by: Christian Krafft <krafft@de.ibm.com>
Signed-off-by: Arnd Bergmann <arnd.bergmann@de.ibm.com>
Signed-off-by: Paul Mackerras <paulus@samba.org>
diff --git a/arch/powerpc/kernel/prom.c b/arch/powerpc/kernel/prom.c
index 865b964..f8e44c0 100644
--- a/arch/powerpc/kernel/prom.c
+++ b/arch/powerpc/kernel/prom.c
@@ -1672,6 +1672,7 @@
}
return NULL;
}
+EXPORT_SYMBOL(of_get_cpu_node);
#ifdef DEBUG
static struct debugfs_blob_wrapper flat_dt_blob;
diff --git a/arch/powerpc/kernel/smp.c b/arch/powerpc/kernel/smp.c
index 35c6309..9b28c23 100644
--- a/arch/powerpc/kernel/smp.c
+++ b/arch/powerpc/kernel/smp.c
@@ -65,6 +65,7 @@
EXPORT_SYMBOL(cpu_online_map);
EXPORT_SYMBOL(cpu_possible_map);
+EXPORT_SYMBOL(cpu_sibling_map);
/* SMP operations for this machine */
struct smp_ops_t *smp_ops;