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

* 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc: (408 commits)
  [POWERPC] Add memchr() to the bootwrapper
  [POWERPC] Implement logging of unhandled signals
  [POWERPC] Add legacy serial support for OPB with flattened device tree
  [POWERPC] Use 1TB segments
  [POWERPC] XilinxFB: Allow fixed framebuffer base address
  [POWERPC] XilinxFB: Add support for custom screen resolution
  [POWERPC] XilinxFB: Use pdata to pass around framebuffer parameters
  [POWERPC] PCI: Add 64-bit physical address support to setup_indirect_pci
  [POWERPC] 4xx: Kilauea defconfig file
  [POWERPC] 4xx: Kilauea DTS
  [POWERPC] 4xx: Add AMCC Kilauea eval board support to platforms/40x
  [POWERPC] 4xx: Add AMCC 405EX support to cputable.c
  [POWERPC] Adjust TASK_SIZE on ppc32 systems to 3GB that are capable
  [POWERPC] Use PAGE_OFFSET to tell if an address is user/kernel in SW TLB handlers
  [POWERPC] 85xx: Enable FP emulation in MPC8560 ADS defconfig
  [POWERPC] 85xx: Killed <asm/mpc85xx.h>
  [POWERPC] 85xx: Add cpm nodes for 8541/8555 CDS
  [POWERPC] 85xx: Convert mpc8560ads to the new CPM binding.
  [POWERPC] mpc8272ads: Remove muram from the CPM reg property.
  [POWERPC] Make clockevents work on PPC601 processors
  ...

Fixed up conflict in Documentation/powerpc/booting-without-of.txt manually.

1 files changed, 5 insertions, 4 deletions

diff --git a/arch/powerpc/kernel/setup_64.c b/arch/powerpc/kernel/setup_64.c
index 6018178708a5..008ab6823b02 100644
--- a/arch/powerpc/kernel/setup_64.c
+++ b/arch/powerpc/kernel/setup_64.c
@@ -181,9 +181,9 @@ void __init early_setup(unsigned long dt_ptr)
         DBG(" -> early_setup(), dt_ptr: 0x%lx\n", dt_ptr);
 
         /*
-         * Do early initializations using the flattened device
-         * tree, like retreiving the physical memory map or
-         * calculating/retreiving the hash table size
+         * Do early initialization using the flattened device
+         * tree, such as retrieving the physical memory map or
+         * calculating/retrieving the hash table size.
          */
         early_init_devtree(__va(dt_ptr));
 
@@ -530,7 +530,8 @@ void __init setup_arch(char **cmdline_p)
         conswitchp = &dummy_con;
 #endif
 
-        ppc_md.setup_arch();
+        if (ppc_md.setup_arch)
+                ppc_md.setup_arch();
 
         paging_init();
         ppc64_boot_msg(0x15, "Setup Done");