2 files changed, 14 insertions, 0 deletions

diff --git a/arch/powerpc/include/asm/qe.h b/arch/powerpc/include/asm/qe.h
index 157c5ca581c8..f388f0ab193f 100644
--- a/arch/powerpc/include/asm/qe.h
+++ b/arch/powerpc/include/asm/qe.h
@@ -154,6 +154,7 @@ int qe_get_snum(void);
 void qe_put_snum(u8 snum);
 unsigned int qe_get_num_of_risc(void);
 unsigned int qe_get_num_of_snums(void);
+int qe_alive_during_sleep(void);
 
 /* we actually use cpm_muram implementation, define this for convenience */
 #define qe_muram_init cpm_muram_init
diff --git a/arch/powerpc/sysdev/qe_lib/qe.c b/arch/powerpc/sysdev/qe_lib/qe.c
index 237e3654f48c..464271bea6c9 100644
--- a/arch/powerpc/sysdev/qe_lib/qe.c
+++ b/arch/powerpc/sysdev/qe_lib/qe.c
@@ -65,6 +65,19 @@ static unsigned int qe_num_of_snum;
 
 static phys_addr_t qebase = -1;
 
+int qe_alive_during_sleep(void)
+{
+        static int ret = -1;
+
+        if (ret != -1)
+                return ret;
+
+        ret = !of_find_compatible_node(NULL, NULL, "fsl,mpc8569-pmc");
+
+        return ret;
+}
+EXPORT_SYMBOL(qe_alive_during_sleep);
+
 phys_addr_t get_qe_base(void)
 {
         struct device_node *qe;