19 files changed, 37 insertions, 32 deletions

diff --git a/arch/powerpc/platforms/52xx/mpc52xx_lpbfifo.c b/arch/powerpc/platforms/52xx/mpc52xx_lpbfifo.c
index 6385d883cb8d..9940ce8a2d4e 100644
--- a/arch/powerpc/platforms/52xx/mpc52xx_lpbfifo.c
+++ b/arch/powerpc/platforms/52xx/mpc52xx_lpbfifo.c
@@ -57,7 +57,7 @@ struct mpc52xx_lpbfifo {
 static struct mpc52xx_lpbfifo lpbfifo;
 
 /**
- * mpc52xx_lpbfifo_kick - Trigger the next block of data to be transfered
+ * mpc52xx_lpbfifo_kick - Trigger the next block of data to be transferred
  */
 static void mpc52xx_lpbfifo_kick(struct mpc52xx_lpbfifo_request *req)
 {
@@ -179,7 +179,7 @@ static void mpc52xx_lpbfifo_kick(struct mpc52xx_lpbfifo_request *req)
  *
  * On transmit, the dma completion irq triggers before the fifo completion
  * triggers.  Handle the dma completion here instead of the LPB FIFO Bestcomm
- * task completion irq becuase everyting is not really done until the LPB FIFO
+ * task completion irq because everything is not really done until the LPB FIFO
  * completion irq triggers.
  *
  * In other words:
@@ -195,7 +195,7 @@ static void mpc52xx_lpbfifo_kick(struct mpc52xx_lpbfifo_request *req)
  * Exit conditions:
  * 1) Transfer aborted
  * 2) FIFO complete without DMA; more data to do
- * 3) FIFO complete without DMA; all data transfered
+ * 3) FIFO complete without DMA; all data transferred
  * 4) FIFO complete using DMA
  *
  * Condition 1 can occur regardless of whether or not DMA is used.
diff --git a/arch/powerpc/platforms/52xx/mpc52xx_pic.c b/arch/powerpc/platforms/52xx/mpc52xx_pic.c
index 3ddea96273ca..1dd15400f6f0 100644
--- a/arch/powerpc/platforms/52xx/mpc52xx_pic.c
+++ b/arch/powerpc/platforms/52xx/mpc52xx_pic.c
@@ -512,7 +512,7 @@ void __init mpc52xx_init_irq(void)
 /**
  * mpc52xx_get_irq - Get pending interrupt number hook function
  *
- * Called by the interupt handler to determine what IRQ handler needs to be
+ * Called by the interrupt handler to determine what IRQ handler needs to be
  * executed.
  *
  * Status of pending interrupts is determined by reading the encoded status
diff --git a/arch/powerpc/platforms/Kconfig b/arch/powerpc/platforms/Kconfig
index 20576829eca5..f7b07720aa30 100644
--- a/arch/powerpc/platforms/Kconfig
+++ b/arch/powerpc/platforms/Kconfig
@@ -46,7 +46,7 @@ config PPC_OF_BOOT_TRAMPOLINE
         help
           Support from booting from Open Firmware or yaboot using an
           Open Firmware client interface. This enables the kernel to
-          communicate with open firmware to retrieve system informations
+          communicate with open firmware to retrieve system information
           such as the device tree.
 
           In case of doubt, say Y
diff --git a/arch/powerpc/platforms/cell/spufs/lscsa_alloc.c b/arch/powerpc/platforms/cell/spufs/lscsa_alloc.c
index 3b894f585280..147069938cfe 100644
--- a/arch/powerpc/platforms/cell/spufs/lscsa_alloc.c
+++ b/arch/powerpc/platforms/cell/spufs/lscsa_alloc.c
@@ -90,7 +90,7 @@ int spu_alloc_lscsa(struct spu_state *csa)
          */
         for (i = 0; i < SPU_LSCSA_NUM_BIG_PAGES; i++) {
                 /* XXX This is likely to fail, we should use a special pool
-                 *     similiar to what hugetlbfs does.
+                 *     similar to what hugetlbfs does.
                  */
                 csa->lscsa_pages[i] = alloc_pages(GFP_KERNEL,
                                                   SPU_64K_PAGE_ORDER);
diff --git a/arch/powerpc/platforms/cell/spufs/sched.c b/arch/powerpc/platforms/cell/spufs/sched.c
index 0b0466284932..65203857b0ce 100644
--- a/arch/powerpc/platforms/cell/spufs/sched.c
+++ b/arch/powerpc/platforms/cell/spufs/sched.c
@@ -846,7 +846,7 @@ static struct spu_context *grab_runnable_context(int prio, int node)
                 struct list_head *rq = &spu_prio->runq[best];
 
                 list_for_each_entry(ctx, rq, rq) {
-                        /* XXX(hch): check for affinity here aswell */
+                        /* XXX(hch): check for affinity here as well */
                         if (__node_allowed(ctx, node)) {
                                 __spu_del_from_rq(ctx);
                                 goto found;
diff --git a/arch/powerpc/platforms/cell/spufs/spu_restore.c b/arch/powerpc/platforms/cell/spufs/spu_restore.c
index 21a9c952d88b..72c905f1ee7a 100644
--- a/arch/powerpc/platforms/cell/spufs/spu_restore.c
+++ b/arch/powerpc/platforms/cell/spufs/spu_restore.c
@@ -284,7 +284,7 @@ static inline void restore_complete(void)
                 exit_instrs[3] = BR_INSTR;
                 break;
         default:
-                /* SPU_Status[R]=1. No additonal instructions. */
+                /* SPU_Status[R]=1. No additional instructions. */
                 break;
         }
         spu_sync();
diff --git a/arch/powerpc/platforms/iseries/mf.c b/arch/powerpc/platforms/iseries/mf.c
index b5e026bdca21..62dabe3c2bfa 100644
--- a/arch/powerpc/platforms/iseries/mf.c
+++ b/arch/powerpc/platforms/iseries/mf.c
@@ -51,7 +51,7 @@
 static int mf_initialized;
 
 /*
- * This is the structure layout for the Machine Facilites LPAR event
+ * This is the structure layout for the Machine Facilities LPAR event
  * flows.
  */
 struct vsp_cmd_data {
diff --git a/arch/powerpc/platforms/iseries/viopath.c b/arch/powerpc/platforms/iseries/viopath.c
index b5f05d943a90..2376069cdc14 100644
--- a/arch/powerpc/platforms/iseries/viopath.c
+++ b/arch/powerpc/platforms/iseries/viopath.c
@@ -396,7 +396,7 @@ static void vio_handleEvent(struct HvLpEvent *event)
                         viopathStatus[remoteLp].mTargetInst)) {
                         printk(VIOPATH_KERN_WARN
                                "message from invalid partition. "
-                               "int msg rcvd, source inst (%d) doesnt match (%d)\n",
+                               "int msg rcvd, source inst (%d) doesn't match (%d)\n",
                                viopathStatus[remoteLp].mTargetInst,
                                event->xSourceInstanceId);
                         return;
@@ -407,7 +407,7 @@ static void vio_handleEvent(struct HvLpEvent *event)
                         viopathStatus[remoteLp].mSourceInst)) {
                         printk(VIOPATH_KERN_WARN
                                "message from invalid partition. "
-                               "int msg rcvd, target inst (%d) doesnt match (%d)\n",
+                               "int msg rcvd, target inst (%d) doesn't match (%d)\n",
                                viopathStatus[remoteLp].mSourceInst,
                                event->xTargetInstanceId);
                         return;
@@ -418,7 +418,7 @@ static void vio_handleEvent(struct HvLpEvent *event)
                     viopathStatus[remoteLp].mSourceInst) {
                         printk(VIOPATH_KERN_WARN
                                "message from invalid partition. "
-                               "ack msg rcvd, source inst (%d) doesnt match (%d)\n",
+                               "ack msg rcvd, source inst (%d) doesn't match (%d)\n",
                                viopathStatus[remoteLp].mSourceInst,
                                event->xSourceInstanceId);
                         return;
@@ -428,7 +428,7 @@ static void vio_handleEvent(struct HvLpEvent *event)
                     viopathStatus[remoteLp].mTargetInst) {
                         printk(VIOPATH_KERN_WARN
                                "message from invalid partition. "
-                               "viopath: ack msg rcvd, target inst (%d) doesnt match (%d)\n",
+                               "viopath: ack msg rcvd, target inst (%d) doesn't match (%d)\n",
                                viopathStatus[remoteLp].mTargetInst,
                                event->xTargetInstanceId);
                         return;
diff --git a/arch/powerpc/platforms/pasemi/dma_lib.c b/arch/powerpc/platforms/pasemi/dma_lib.c
index 09695ae50f91..321a9b3a2d00 100644
--- a/arch/powerpc/platforms/pasemi/dma_lib.c
+++ b/arch/powerpc/platforms/pasemi/dma_lib.c
@@ -379,9 +379,9 @@ void pasemi_dma_free_buf(struct pasemi_dmachan *chan, int size,
 }
 EXPORT_SYMBOL(pasemi_dma_free_buf);
 
-/* pasemi_dma_alloc_flag - Allocate a flag (event) for channel syncronization
+/* pasemi_dma_alloc_flag - Allocate a flag (event) for channel synchronization
  *
- * Allocates a flag for use with channel syncronization (event descriptors).
+ * Allocates a flag for use with channel synchronization (event descriptors).
  * Returns allocated flag (0-63), < 0 on error.
  */
 int pasemi_dma_alloc_flag(void)
diff --git a/arch/powerpc/platforms/powermac/Makefile b/arch/powerpc/platforms/powermac/Makefile
index 50f169392551..ea47df66fee5 100644
--- a/arch/powerpc/platforms/powermac/Makefile
+++ b/arch/powerpc/platforms/powermac/Makefile
@@ -11,7 +11,7 @@ obj-y				+= pic.o setup.o time.o feature.o pci.o \
 obj-$(CONFIG_PMAC_BACKLIGHT)    += backlight.o
 obj-$(CONFIG_CPU_FREQ_PMAC)     += cpufreq_32.o
 obj-$(CONFIG_CPU_FREQ_PMAC64)   += cpufreq_64.o
-# CONFIG_NVRAM is an arch. independant tristate symbol, for pmac32 we really
+# CONFIG_NVRAM is an arch. independent tristate symbol, for pmac32 we really
 # need this to be a bool.  Cheat here and pretend CONFIG_NVRAM=m is really
 # CONFIG_NVRAM=y
 obj-$(CONFIG_NVRAM:m=y)         += nvram.o
diff --git a/arch/powerpc/platforms/powermac/low_i2c.c b/arch/powerpc/platforms/powermac/low_i2c.c
index 480567e5fa9a..e9c8a607268e 100644
--- a/arch/powerpc/platforms/powermac/low_i2c.c
+++ b/arch/powerpc/platforms/powermac/low_i2c.c
@@ -904,7 +904,7 @@ static void __init smu_i2c_probe(void)
         printk(KERN_INFO "SMU i2c %s\n", controller->full_name);
 
         /* Look for childs, note that they might not be of the right
-         * type as older device trees mix i2c busses and other thigns
+         * type as older device trees mix i2c busses and other things
          * at the same level
          */
         for (busnode = NULL;
diff --git a/arch/powerpc/platforms/powermac/pci.c b/arch/powerpc/platforms/powermac/pci.c
index ab6898942700..f33e08d573ce 100644
--- a/arch/powerpc/platforms/powermac/pci.c
+++ b/arch/powerpc/platforms/powermac/pci.c
@@ -299,7 +299,7 @@ static void __init setup_chaos(struct pci_controller *hose,
  * This function deals with some "special cases" devices.
  *
  *  0 -> No special case
- *  1 -> Skip the device but act as if the access was successfull
+ *  1 -> Skip the device but act as if the access was successful
  *       (return 0xff's on reads, eventually, cache config space
  *       accesses in a later version)
  * -1 -> Hide the device (unsuccessful access)
diff --git a/arch/powerpc/platforms/pseries/dlpar.c b/arch/powerpc/platforms/pseries/dlpar.c
index b74a9230edc9..57ceb92b2288 100644
--- a/arch/powerpc/platforms/pseries/dlpar.c
+++ b/arch/powerpc/platforms/pseries/dlpar.c
@@ -74,7 +74,7 @@ static struct device_node *dlpar_parse_cc_node(struct cc_workarea *ccwa)
                 return NULL;
 
         /* The configure connector reported name does not contain a
-         * preceeding '/', so we allocate a buffer large enough to
+         * preceding '/', so we allocate a buffer large enough to
          * prepend this to the full_name.
          */
         name = (char *)ccwa + ccwa->name_offset;
diff --git a/arch/powerpc/platforms/pseries/eeh.c b/arch/powerpc/platforms/pseries/eeh.c
index 3cc4d102b1f1..89649173d3a3 100644
--- a/arch/powerpc/platforms/pseries/eeh.c
+++ b/arch/powerpc/platforms/pseries/eeh.c
@@ -65,7 +65,7 @@
  *  with EEH.
  *
  *  Ideally, a PCI device driver, when suspecting that an isolation
- *  event has occured (e.g. by reading 0xff's), will then ask EEH
+ *  event has occurred (e.g. by reading 0xff's), will then ask EEH
  *  whether this is the case, and then take appropriate steps to
  *  reset the PCI slot, the PCI device, and then resume operations.
  *  However, until that day,  the checking is done here, with the
diff --git a/arch/powerpc/platforms/pseries/hotplug-cpu.c b/arch/powerpc/platforms/pseries/hotplug-cpu.c
index fd50ccd4bac1..ef8c45489e20 100644
--- a/arch/powerpc/platforms/pseries/hotplug-cpu.c
+++ b/arch/powerpc/platforms/pseries/hotplug-cpu.c
@@ -216,7 +216,7 @@ static void pseries_cpu_die(unsigned int cpu)
                        cpu, pcpu, cpu_status);
         }
 
-        /* Isolation and deallocation are definatly done by
+        /* Isolation and deallocation are definitely done by
          * drslot_chrp_cpu.  If they were not they would be
          * done here.  Change isolate state to Isolate and
          * change allocation-state to Unusable.
diff --git a/arch/powerpc/platforms/pseries/iommu.c b/arch/powerpc/platforms/pseries/iommu.c
index 154c464cdca5..6d5412a18b26 100644
--- a/arch/powerpc/platforms/pseries/iommu.c
+++ b/arch/powerpc/platforms/pseries/iommu.c
@@ -272,7 +272,7 @@ static unsigned long tce_get_pSeriesLP(struct iommu_table *tbl, long tcenum)
         return tce_ret;
 }
 
-/* this is compatable with cells for the device tree property */
+/* this is compatible with cells for the device tree property */
 struct dynamic_dma_window_prop {
         __be32  liobn;          /* tce table number */
         __be64  dma_base;       /* address hi,lo */
@@ -976,7 +976,7 @@ static void pci_dma_dev_setup_pSeriesLP(struct pci_dev *dev)
         pr_debug("pci_dma_dev_setup_pSeriesLP: %s\n", pci_name(dev));
 
         /* dev setup for LPAR is a little tricky, since the device tree might
-         * contain the dma-window properties per-device and not neccesarily
+         * contain the dma-window properties per-device and not necessarily
          * for the bus. So we need to search upwards in the tree until we
          * either hit a dma-window property, OR find a parent with a table
          * already allocated.
@@ -1033,7 +1033,7 @@ static int dma_set_mask_pSeriesLP(struct device *dev, u64 dma_mask)
 
                 /*
                  * the device tree might contain the dma-window properties
-                 * per-device and not neccesarily for the bus. So we need to
+                 * per-device and not necessarily for the bus. So we need to
                  * search upwards in the tree until we either hit a dma-window
                  * property, OR find a parent with a table already allocated.
                  */
diff --git a/arch/powerpc/platforms/pseries/setup.c b/arch/powerpc/platforms/pseries/setup.c
index c319d04aa799..000724149089 100644
--- a/arch/powerpc/platforms/pseries/setup.c
+++ b/arch/powerpc/platforms/pseries/setup.c
@@ -378,7 +378,7 @@ static int __init pSeries_init_panel(void)
 
         return 0;
 }
-arch_initcall(pSeries_init_panel);
+machine_arch_initcall(pseries, pSeries_init_panel);
 
 static int pseries_set_dabr(unsigned long dabr)
 {
diff --git a/arch/powerpc/platforms/pseries/smp.c b/arch/powerpc/platforms/pseries/smp.c
index d6479f9738f0..a509c5292a67 100644
--- a/arch/powerpc/platforms/pseries/smp.c
+++ b/arch/powerpc/platforms/pseries/smp.c
@@ -112,10 +112,10 @@ static inline int __devinit smp_startup_cpu(unsigned int lcpu)
 
         /* Fixup atomic count: it exited inside IRQ handler. */
         task_thread_info(paca[lcpu].__current)->preempt_count   = 0;
-
+#ifdef CONFIG_HOTPLUG_CPU
         if (get_cpu_current_state(lcpu) == CPU_STATE_INACTIVE)
                 goto out;
-
+#endif
         /* 
          * If the RTAS start-cpu token does not exist then presume the
          * cpu is already spinning.
@@ -130,7 +130,9 @@ static inline int __devinit smp_startup_cpu(unsigned int lcpu)
                 return 0;
         }
 
+#ifdef CONFIG_HOTPLUG_CPU
 out:
+#endif
         return 1;
 }
 
@@ -144,16 +146,15 @@ static void __devinit smp_xics_setup_cpu(int cpu)
                 vpa_init(cpu);
 
         cpumask_clear_cpu(cpu, of_spin_mask);
+#ifdef CONFIG_HOTPLUG_CPU
         set_cpu_current_state(cpu, CPU_STATE_ONLINE);
         set_default_offline_state(cpu);
-
+#endif
 }
 #endif /* CONFIG_XICS */
 
 static void __devinit smp_pSeries_kick_cpu(int nr)
 {
-        long rc;
-        unsigned long hcpuid;
         BUG_ON(nr < 0 || nr >= NR_CPUS);
 
         if (!smp_startup_cpu(nr))
@@ -165,16 +166,20 @@ static void __devinit smp_pSeries_kick_cpu(int nr)
          * the processor will continue on to secondary_start
          */
         paca[nr].cpu_start = 1;
-
+#ifdef CONFIG_HOTPLUG_CPU
         set_preferred_offline_state(nr, CPU_STATE_ONLINE);
 
         if (get_cpu_current_state(nr) == CPU_STATE_INACTIVE) {
+                long rc;
+                unsigned long hcpuid;
+
                 hcpuid = get_hard_smp_processor_id(nr);
                 rc = plpar_hcall_norets(H_PROD, hcpuid);
                 if (rc != H_SUCCESS)
                         printk(KERN_ERR "Error: Prod to wake up processor %d "
                                                 "Ret= %ld\n", nr, rc);
         }
+#endif
 }
 
 static int smp_pSeries_cpu_bootable(unsigned int nr)
diff --git a/arch/powerpc/platforms/pseries/xics.c b/arch/powerpc/platforms/pseries/xics.c
index ec8fe22047b7..d6901334d66e 100644
--- a/arch/powerpc/platforms/pseries/xics.c
+++ b/arch/powerpc/platforms/pseries/xics.c
@@ -897,7 +897,7 @@ void xics_migrate_irqs_away(void)
                 int status;
                 unsigned long flags;
 
-                /* We cant set affinity on ISA interrupts */
+                /* We can't set affinity on ISA interrupts */
                 if (virq < NUM_ISA_INTERRUPTS)
                         continue;
                 if (irq_map[virq].host != xics_host)