diff options
Diffstat (limited to 'arch/powerpc/platforms/pseries/pmem.c')
| -rw-r--r-- | arch/powerpc/platforms/pseries/pmem.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/arch/powerpc/platforms/pseries/pmem.c b/arch/powerpc/platforms/pseries/pmem.c index f860a897a9e0..3c290b9ed01b 100644 --- a/arch/powerpc/platforms/pseries/pmem.c +++ b/arch/powerpc/platforms/pseries/pmem.c @@ -15,7 +15,6 @@ #include <linux/of.h> #include <linux/of_platform.h> #include <linux/slab.h> -#include <asm/prom.h> #include <asm/rtas.h> #include <asm/firmware.h> #include <asm/machdep.h> @@ -24,7 +23,6 @@ #include <asm/topology.h> #include "pseries.h" -#include "offline_states.h" static struct device_node *pmem_node; @@ -140,13 +138,19 @@ int dlpar_hp_pmem(struct pseries_hp_errorlog *hp_elog) return rc; } -const struct of_device_id drc_pmem_match[] = { +static const struct of_device_id drc_pmem_match[] = { { .type = "ibm,persistent-memory", }, {} }; static int pseries_pmem_init(void) { + /* + * Only supported on POWER8 and above. + */ + if (!cpu_has_feature(CPU_FTR_ARCH_207S)) + return 0; + pmem_node = of_find_node_by_type(NULL, "ibm,persistent-memory"); if (!pmem_node) return 0; |