Merge branch 'merge' of git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc

* 'merge' of git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc: (37 commits)
  [POWERPC] EEH: Make sure warning message is printed
  [POWERPC] Make altivec code in swsusp_32.S depend on CONFIG_ALTIVEC
  [POWERPC] windfarm: Fix windfarm thread freezer interaction
  [POWERPC] Fix si_addr value on low level hash failures
  [POWERPC] Refresh ppc64_defconfig and enable pasemi-related options
  [POWERPC] pasemi: Update defconfig
  [POWERPC] iSeries: Fix ref counting in vio setup
  [POWERPC] ] Fix memset size error
  [POWERPC] Fix link errors for allyesconfig
  [POWERPC] iSeries_init_IRQ non-PCI tidy
  [POWERPC] Change fallocate to match unistd.h on powerpc
  [POWERPC] EEH: Avoid crash on null device
  [POWERPC] EEH: Drivers that need reset trump others
  [POWERPC] EEH: Clean up comments
  [POWERPC] Fix off-by-one error in setting decrementer on Book E/4xx (v2)
  [POWERPC] Fix switch_slb handling of 1T ESID values
  [POWERPC] Fix build failure when CONFIG_VIRT_CPU_ACCOUNTING is not defined
  [POWERPC] Include udbg.h when using udbg_printf
  [POWERPC] Fix cache line vs. block size confusion
  [POWERPC] Fix sysctl table check failure on PowerMac
  ...

1 files changed, 12 insertions, 0 deletions

diff --git a/arch/powerpc/kernel/prom.c b/arch/powerpc/kernel/prom.c
index 9f329a8928ea..acc0d247d3c3 100644
--- a/arch/powerpc/kernel/prom.c
+++ b/arch/powerpc/kernel/prom.c
@@ -697,6 +697,18 @@ static int __init early_init_dt_scan_cpus(unsigned long node,
                 prop = of_get_flat_dt_prop(node, "cpu-version", NULL);
                 if (prop && (*prop & 0xff000000) == 0x0f000000)
                         identify_cpu(0, *prop);
+#if defined(CONFIG_44x) && defined(CONFIG_PPC_FPU)
+                /*
+                 * Since 440GR(x)/440EP(x) processors have the same pvr,
+                 * we check the node path and set bit 28 in the cur_cpu_spec
+                 * pvr for EP(x) processor version. This bit is always 0 in
+                 * the "real" pvr. Then we call identify_cpu again with
+                 * the new logical pvr to enable FPU support.
+                 */
+                if (strstr(uname, "440EP")) {
+                        identify_cpu(0, cur_cpu_spec->pvr_value | 0x8);
+                }
+#endif
         }
 
         check_cpu_feature_properties(node);