15 files changed, 145 insertions, 52 deletions

diff --git a/arch/powerpc/platforms/512x/mpc512x_shared.c b/arch/powerpc/platforms/512x/mpc512x_shared.c
index b7f518a60f03..707e572b7c40 100644
--- a/arch/powerpc/platforms/512x/mpc512x_shared.c
+++ b/arch/powerpc/platforms/512x/mpc512x_shared.c
@@ -22,6 +22,7 @@
 #include <asm/prom.h>
 #include <asm/time.h>
 #include <asm/mpc5121.h>
+#include <asm/mpc52xx_psc.h>
 
 #include "mpc512x.h"
 
@@ -95,9 +96,86 @@ void __init mpc512x_declare_of_platform_devices(void)
         }
 }
 
+#define DEFAULT_FIFO_SIZE 16
+
+static unsigned int __init get_fifo_size(struct device_node *np,
+                                         char *prop_name)
+{
+        const unsigned int *fp;
+
+        fp = of_get_property(np, prop_name, NULL);
+        if (fp)
+                return *fp;
+
+        pr_warning("no %s property in %s node, defaulting to %d\n",
+                   prop_name, np->full_name, DEFAULT_FIFO_SIZE);
+
+        return DEFAULT_FIFO_SIZE;
+}
+
+#define FIFOC(_base) ((struct mpc512x_psc_fifo __iomem *) \
+                    ((u32)(_base) + sizeof(struct mpc52xx_psc)))
+
+/* Init PSC FIFO space for TX and RX slices */
+void __init mpc512x_psc_fifo_init(void)
+{
+        struct device_node *np;
+        void __iomem *psc;
+        unsigned int tx_fifo_size;
+        unsigned int rx_fifo_size;
+        int fifobase = 0; /* current fifo address in 32 bit words */
+
+        for_each_compatible_node(np, NULL, "fsl,mpc5121-psc") {
+                tx_fifo_size = get_fifo_size(np, "fsl,tx-fifo-size");
+                rx_fifo_size = get_fifo_size(np, "fsl,rx-fifo-size");
+
+                /* size in register is in 4 byte units */
+                tx_fifo_size /= 4;
+                rx_fifo_size /= 4;
+                if (!tx_fifo_size)
+                        tx_fifo_size = 1;
+                if (!rx_fifo_size)
+                        rx_fifo_size = 1;
+
+                psc = of_iomap(np, 0);
+                if (!psc) {
+                        pr_err("%s: Can't map %s device\n",
+                                __func__, np->full_name);
+                        continue;
+                }
+
+                /* FIFO space is 4KiB, check if requested size is available */
+                if ((fifobase + tx_fifo_size + rx_fifo_size) > 0x1000) {
+                        pr_err("%s: no fifo space available for %s\n",
+                                __func__, np->full_name);
+                        iounmap(psc);
+                        /*
+                         * chances are that another device requests less
+                         * fifo space, so we continue.
+                         */
+                        continue;
+                }
+
+                /* set tx and rx fifo size registers */
+                out_be32(&FIFOC(psc)->txsz, (fifobase << 16) | tx_fifo_size);
+                fifobase += tx_fifo_size;
+                out_be32(&FIFOC(psc)->rxsz, (fifobase << 16) | rx_fifo_size);
+                fifobase += rx_fifo_size;
+
+                /* reset and enable the slices */
+                out_be32(&FIFOC(psc)->txcmd, 0x80);
+                out_be32(&FIFOC(psc)->txcmd, 0x01);
+                out_be32(&FIFOC(psc)->rxcmd, 0x80);
+                out_be32(&FIFOC(psc)->rxcmd, 0x01);
+
+                iounmap(psc);
+        }
+}
+
 void __init mpc512x_init(void)
 {
         mpc512x_declare_of_platform_devices();
         mpc5121_clk_init();
         mpc512x_restart_init();
+        mpc512x_psc_fifo_init();
 }
diff --git a/arch/powerpc/platforms/52xx/mpc52xx_gpio.c b/arch/powerpc/platforms/52xx/mpc52xx_gpio.c
index fda7c2a18282..ca5305a5bd61 100644
--- a/arch/powerpc/platforms/52xx/mpc52xx_gpio.c
+++ b/arch/powerpc/platforms/52xx/mpc52xx_gpio.c
@@ -168,7 +168,7 @@ static int __devinit mpc52xx_wkup_gpiochip_probe(struct of_device *ofdev,
         ofchip->gc.get              = mpc52xx_wkup_gpio_get;
         ofchip->gc.set              = mpc52xx_wkup_gpio_set;
 
-        ret = of_mm_gpiochip_add(ofdev->node, &chip->mmchip);
+        ret = of_mm_gpiochip_add(ofdev->dev.of_node, &chip->mmchip);
         if (ret)
                 return ret;
 
@@ -193,8 +193,11 @@ static const struct of_device_id mpc52xx_wkup_gpiochip_match[] = {
 };
 
 static struct of_platform_driver mpc52xx_wkup_gpiochip_driver = {
-        .name = "gpio_wkup",
-        .match_table = mpc52xx_wkup_gpiochip_match,
+        .driver = {
+                .name = "gpio_wkup",
+                .owner = THIS_MODULE,
+                .of_match_table = mpc52xx_wkup_gpiochip_match,
+        },
         .probe = mpc52xx_wkup_gpiochip_probe,
         .remove = mpc52xx_gpiochip_remove,
 };
@@ -329,7 +332,7 @@ static int __devinit mpc52xx_simple_gpiochip_probe(struct of_device *ofdev,
         ofchip->gc.get              = mpc52xx_simple_gpio_get;
         ofchip->gc.set              = mpc52xx_simple_gpio_set;
 
-        ret = of_mm_gpiochip_add(ofdev->node, &chip->mmchip);
+        ret = of_mm_gpiochip_add(ofdev->dev.of_node, &chip->mmchip);
         if (ret)
                 return ret;
 
@@ -349,8 +352,11 @@ static const struct of_device_id mpc52xx_simple_gpiochip_match[] = {
 };
 
 static struct of_platform_driver mpc52xx_simple_gpiochip_driver = {
-        .name = "gpio",
-        .match_table = mpc52xx_simple_gpiochip_match,
+        .driver = {
+                .name = "gpio",
+                .owner = THIS_MODULE,
+                .of_match_table = mpc52xx_simple_gpiochip_match,
+        },
         .probe = mpc52xx_simple_gpiochip_probe,
         .remove = mpc52xx_gpiochip_remove,
 };
diff --git a/arch/powerpc/platforms/52xx/mpc52xx_gpt.c b/arch/powerpc/platforms/52xx/mpc52xx_gpt.c
index a60ee39d3b78..46c93578cbf0 100644
--- a/arch/powerpc/platforms/52xx/mpc52xx_gpt.c
+++ b/arch/powerpc/platforms/52xx/mpc52xx_gpt.c
@@ -734,8 +734,8 @@ static int __devinit mpc52xx_gpt_probe(struct of_device *ofdev,
 
         spin_lock_init(&gpt->lock);
         gpt->dev = &ofdev->dev;
-        gpt->ipb_freq = mpc5xxx_get_bus_frequency(ofdev->node);
-        gpt->regs = of_iomap(ofdev->node, 0);
+        gpt->ipb_freq = mpc5xxx_get_bus_frequency(ofdev->dev.of_node);
+        gpt->regs = of_iomap(ofdev->dev.of_node, 0);
         if (!gpt->regs) {
                 kfree(gpt);
                 return -ENOMEM;
@@ -743,21 +743,21 @@ static int __devinit mpc52xx_gpt_probe(struct of_device *ofdev,
 
         dev_set_drvdata(&ofdev->dev, gpt);
 
-        mpc52xx_gpt_gpio_setup(gpt, ofdev->node);
-        mpc52xx_gpt_irq_setup(gpt, ofdev->node);
+        mpc52xx_gpt_gpio_setup(gpt, ofdev->dev.of_node);
+        mpc52xx_gpt_irq_setup(gpt, ofdev->dev.of_node);
 
         mutex_lock(&mpc52xx_gpt_list_mutex);
         list_add(&gpt->list, &mpc52xx_gpt_list);
         mutex_unlock(&mpc52xx_gpt_list_mutex);
 
         /* check if this device could be a watchdog */
-        if (of_get_property(ofdev->node, "fsl,has-wdt", NULL) ||
-            of_get_property(ofdev->node, "has-wdt", NULL)) {
+        if (of_get_property(ofdev->dev.of_node, "fsl,has-wdt", NULL) ||
+            of_get_property(ofdev->dev.of_node, "has-wdt", NULL)) {
                 const u32 *on_boot_wdt;
 
                 gpt->wdt_mode = MPC52xx_GPT_CAN_WDT;
-                on_boot_wdt = of_get_property(ofdev->node, "fsl,wdt-on-boot",
-                                              NULL);
+                on_boot_wdt = of_get_property(ofdev->dev.of_node,
+                                              "fsl,wdt-on-boot", NULL);
                 if (on_boot_wdt) {
                         dev_info(gpt->dev, "used as watchdog\n");
                         gpt->wdt_mode |= MPC52xx_GPT_IS_WDT;
@@ -784,8 +784,11 @@ static const struct of_device_id mpc52xx_gpt_match[] = {
 };
 
 static struct of_platform_driver mpc52xx_gpt_driver = {
-        .name = "mpc52xx-gpt",
-        .match_table = mpc52xx_gpt_match,
+        .driver = {
+                .name = "mpc52xx-gpt",
+                .owner = THIS_MODULE,
+                .of_match_table = mpc52xx_gpt_match,
+        },
         .probe = mpc52xx_gpt_probe,
         .remove = mpc52xx_gpt_remove,
 };
diff --git a/arch/powerpc/platforms/52xx/mpc52xx_lpbfifo.c b/arch/powerpc/platforms/52xx/mpc52xx_lpbfifo.c
index d4f8be307cd5..e86aec644501 100644
--- a/arch/powerpc/platforms/52xx/mpc52xx_lpbfifo.c
+++ b/arch/powerpc/platforms/52xx/mpc52xx_lpbfifo.c
@@ -445,14 +445,14 @@ mpc52xx_lpbfifo_probe(struct of_device *op, const struct of_device_id *match)
         if (lpbfifo.dev != NULL)
                 return -ENOSPC;
 
-        lpbfifo.irq = irq_of_parse_and_map(op->node, 0);
+        lpbfifo.irq = irq_of_parse_and_map(op->dev.of_node, 0);
         if (!lpbfifo.irq)
                 return -ENODEV;
 
-        if (of_address_to_resource(op->node, 0, &res))
+        if (of_address_to_resource(op->dev.of_node, 0, &res))
                 return -ENODEV;
         lpbfifo.regs_phys = res.start;
-        lpbfifo.regs = of_iomap(op->node, 0);
+        lpbfifo.regs = of_iomap(op->dev.of_node, 0);
         if (!lpbfifo.regs)
                 return -ENOMEM;
 
@@ -537,9 +537,11 @@ static struct of_device_id mpc52xx_lpbfifo_match[] __devinitconst = {
 };
 
 static struct of_platform_driver mpc52xx_lpbfifo_driver = {
-        .owner = THIS_MODULE,
-        .name = "mpc52xx-lpbfifo",
-        .match_table = mpc52xx_lpbfifo_match,
+        .driver = {
+                .name = "mpc52xx-lpbfifo",
+                .owner = THIS_MODULE,
+                .of_match_table = mpc52xx_lpbfifo_match,
+        },
         .probe = mpc52xx_lpbfifo_probe,
         .remove = __devexit_p(mpc52xx_lpbfifo_remove),
 };
diff --git a/arch/powerpc/platforms/82xx/ep8248e.c b/arch/powerpc/platforms/82xx/ep8248e.c
index f21555d3395a..9f2e52b36f91 100644
--- a/arch/powerpc/platforms/82xx/ep8248e.c
+++ b/arch/powerpc/platforms/82xx/ep8248e.c
@@ -119,12 +119,12 @@ static int __devinit ep8248e_mdio_probe(struct of_device *ofdev,
         struct device_node *node;
         int ret;
 
-        node = of_get_parent(ofdev->node);
+        node = of_get_parent(ofdev->dev.of_node);
         of_node_put(node);
         if (node != ep8248e_bcsr_node)
                 return -ENODEV;
 
-        ret = of_address_to_resource(ofdev->node, 0, &res);
+        ret = of_address_to_resource(ofdev->dev.of_node, 0, &res);
         if (ret)
                 return ret;
 
@@ -142,7 +142,7 @@ static int __devinit ep8248e_mdio_probe(struct of_device *ofdev,
         bus->parent = &ofdev->dev;
         snprintf(bus->id, MII_BUS_ID_SIZE, "%x", res.start);
 
-        ret = of_mdiobus_register(bus, ofdev->node);
+        ret = of_mdiobus_register(bus, ofdev->dev.of_node);
         if (ret)
                 goto err_free_irq;
 
@@ -170,8 +170,9 @@ static const struct of_device_id ep8248e_mdio_match[] = {
 static struct of_platform_driver ep8248e_mdio_driver = {
         .driver = {
                 .name = "ep8248e-mdio-bitbang",
+                .owner = THIS_MODULE,
+                .of_match_table = ep8248e_mdio_match,
         },
-        .match_table = ep8248e_mdio_match,
         .probe = ep8248e_mdio_probe,
         .remove = ep8248e_mdio_remove,
 };
diff --git a/arch/powerpc/platforms/83xx/suspend.c b/arch/powerpc/platforms/83xx/suspend.c
index 43805348b81e..ebe6c3537209 100644
--- a/arch/powerpc/platforms/83xx/suspend.c
+++ b/arch/powerpc/platforms/83xx/suspend.c
@@ -321,7 +321,7 @@ static struct platform_suspend_ops mpc83xx_suspend_ops = {
 static int pmc_probe(struct of_device *ofdev,
                      const struct of_device_id *match)
 {
-        struct device_node *np = ofdev->node;
+        struct device_node *np = ofdev->dev.of_node;
         struct resource res;
         struct pmc_type *type = match->data;
         int ret = 0;
@@ -423,8 +423,11 @@ static struct of_device_id pmc_match[] = {
 };
 
 static struct of_platform_driver pmc_driver = {
-        .name = "mpc83xx-pmc",
-        .match_table = pmc_match,
+        .driver = {
+                .name = "mpc83xx-pmc",
+                .owner = THIS_MODULE,
+                .of_match_table = pmc_match,
+        },
         .probe = pmc_probe,
         .remove = pmc_remove
 };
diff --git a/arch/powerpc/platforms/cell/axon_msi.c b/arch/powerpc/platforms/cell/axon_msi.c
index 8efe48192f3f..6257e5378615 100644
--- a/arch/powerpc/platforms/cell/axon_msi.c
+++ b/arch/powerpc/platforms/cell/axon_msi.c
@@ -345,7 +345,7 @@ static int axon_msi_shutdown(struct of_device *device)
 static int axon_msi_probe(struct of_device *device,
                           const struct of_device_id *device_id)
 {
-        struct device_node *dn = device->node;
+        struct device_node *dn = device->dev.of_node;
         struct axon_msic *msic;
         unsigned int virq;
         int dcr_base, dcr_len;
@@ -447,11 +447,12 @@ static const struct of_device_id axon_msi_device_id[] = {
 };
 
 static struct of_platform_driver axon_msi_driver = {
-        .match_table    = axon_msi_device_id,
         .probe          = axon_msi_probe,
         .shutdown       = axon_msi_shutdown,
-        .driver         = {
-                .name   = "axon-msi"
+        .driver = {
+                .name = "axon-msi",
+                .owner = THIS_MODULE,
+                .of_match_table = axon_msi_device_id,
         },
 };
 
diff --git a/arch/powerpc/platforms/cell/iommu.c b/arch/powerpc/platforms/cell/iommu.c
index e3ec4976fae7..22667a09d40e 100644
--- a/arch/powerpc/platforms/cell/iommu.c
+++ b/arch/powerpc/platforms/cell/iommu.c
@@ -545,7 +545,6 @@ static struct iommu_table *cell_get_iommu_table(struct device *dev)
 {
         struct iommu_window *window;
         struct cbe_iommu *iommu;
-        struct dev_archdata *archdata = &dev->archdata;
 
         /* Current implementation uses the first window available in that
          * node's iommu. We -might- do something smarter later though it may
@@ -554,7 +553,7 @@ static struct iommu_table *cell_get_iommu_table(struct device *dev)
         iommu = cell_iommu_for_node(dev_to_node(dev));
         if (iommu == NULL || list_empty(&iommu->windows)) {
                 printk(KERN_ERR "iommu: missing iommu for %s (node %d)\n",
-                       archdata->of_node ? archdata->of_node->full_name : "?",
+                       dev->of_node ? dev->of_node->full_name : "?",
                        dev_to_node(dev));
                 return NULL;
         }
@@ -897,7 +896,7 @@ static u64 cell_iommu_get_fixed_address(struct device *dev)
         const u32 *ranges = NULL;
         int i, len, best, naddr, nsize, pna, range_size;
 
-        np = of_node_get(dev->archdata.of_node);
+        np = of_node_get(dev->of_node);
         while (1) {
                 naddr = of_n_addr_cells(np);
                 nsize = of_n_size_cells(np);
diff --git a/arch/powerpc/platforms/cell/spufs/file.c b/arch/powerpc/platforms/cell/spufs/file.c
index 5c2808252516..1a40da92154c 100644
--- a/arch/powerpc/platforms/cell/spufs/file.c
+++ b/arch/powerpc/platforms/cell/spufs/file.c
@@ -1849,8 +1849,7 @@ out:
         return ret;
 }
 
-static int spufs_mfc_fsync(struct file *file, struct dentry *dentry,
-                           int datasync)
+static int spufs_mfc_fsync(struct file *file, int datasync)
 {
         return spufs_mfc_flush(file, NULL);
 }
diff --git a/arch/powerpc/platforms/cell/spufs/inode.c b/arch/powerpc/platforms/cell/spufs/inode.c
index fc1b1c42b1dc..e5e5f823d687 100644
--- a/arch/powerpc/platforms/cell/spufs/inode.c
+++ b/arch/powerpc/platforms/cell/spufs/inode.c
@@ -251,7 +251,7 @@ const struct file_operations spufs_context_fops = {
         .llseek         = dcache_dir_lseek,
         .read           = generic_read_dir,
         .readdir        = dcache_readdir,
-        .fsync          = simple_sync_file,
+        .fsync          = noop_fsync,
 };
 EXPORT_SYMBOL_GPL(spufs_context_fops);
 
diff --git a/arch/powerpc/platforms/pasemi/gpio_mdio.c b/arch/powerpc/platforms/pasemi/gpio_mdio.c
index 0f881f64583e..627ee089e75d 100644
--- a/arch/powerpc/platforms/pasemi/gpio_mdio.c
+++ b/arch/powerpc/platforms/pasemi/gpio_mdio.c
@@ -220,7 +220,7 @@ static int __devinit gpio_mdio_probe(struct of_device *ofdev,
                                      const struct of_device_id *match)
 {
         struct device *dev = &ofdev->dev;
-        struct device_node *np = ofdev->node;
+        struct device_node *np = ofdev->dev.of_node;
         struct mii_bus *new_bus;
         struct gpio_priv *priv;
         const unsigned int *prop;
@@ -301,11 +301,12 @@ MODULE_DEVICE_TABLE(of, gpio_mdio_match);
 
 static struct of_platform_driver gpio_mdio_driver =
 {
-        .match_table    = gpio_mdio_match,
         .probe          = gpio_mdio_probe,
         .remove         = gpio_mdio_remove,
-        .driver         = {
-                .name   = "gpio-mdio-bitbang",
+        .driver = {
+                .name = "gpio-mdio-bitbang",
+                .owner = THIS_MODULE,
+                .of_match_table = gpio_mdio_match,
         },
 };
 
diff --git a/arch/powerpc/platforms/pasemi/setup.c b/arch/powerpc/platforms/pasemi/setup.c
index ac6fdd973291..f372ec1691a3 100644
--- a/arch/powerpc/platforms/pasemi/setup.c
+++ b/arch/powerpc/platforms/pasemi/setup.c
@@ -360,10 +360,10 @@ static int pcmcia_notify(struct notifier_block *nb, unsigned long action,
         /* We know electra_cf devices will always have of_node set, since
          * electra_cf is an of_platform driver.
          */
-        if (!parent->archdata.of_node)
+        if (!parent->of_node)
                 return 0;
 
-        if (!of_device_is_compatible(parent->archdata.of_node, "electra-cf"))
+        if (!of_device_is_compatible(parent->of_node, "electra-cf"))
                 return 0;
 
         /* We use the direct ops for localbus */
diff --git a/arch/powerpc/platforms/ps3/system-bus.c b/arch/powerpc/platforms/ps3/system-bus.c
index 6d09f5e3e7e4..23083c397528 100644
--- a/arch/powerpc/platforms/ps3/system-bus.c
+++ b/arch/powerpc/platforms/ps3/system-bus.c
@@ -766,7 +766,7 @@ int ps3_system_bus_device_register(struct ps3_system_bus_device *dev)
                 BUG();
         };
 
-        dev->core.archdata.of_node = NULL;
+        dev->core.of_node = NULL;
         set_dev_node(&dev->core, 0);
 
         pr_debug("%s:%d add %s\n", __func__, __LINE__, dev_name(&dev->core));
diff --git a/arch/powerpc/platforms/pseries/hvCall_inst.c b/arch/powerpc/platforms/pseries/hvCall_inst.c
index 1fefae76e295..e19ff021e711 100644
--- a/arch/powerpc/platforms/pseries/hvCall_inst.c
+++ b/arch/powerpc/platforms/pseries/hvCall_inst.c
@@ -102,7 +102,7 @@ static const struct file_operations hcall_inst_seq_fops = {
 #define CPU_NAME_BUF_SIZE       32
 
 
-static void probe_hcall_entry(unsigned long opcode, unsigned long *args)
+static void probe_hcall_entry(void *ignored, unsigned long opcode, unsigned long *args)
 {
         struct hcall_stats *h;
 
@@ -114,7 +114,7 @@ static void probe_hcall_entry(unsigned long opcode, unsigned long *args)
         h->purr_start = mfspr(SPRN_PURR);
 }
 
-static void probe_hcall_exit(unsigned long opcode, unsigned long retval,
+static void probe_hcall_exit(void *ignored, unsigned long opcode, unsigned long retval,
                              unsigned long *retbuf)
 {
         struct hcall_stats *h;
@@ -140,11 +140,11 @@ static int __init hcall_inst_init(void)
         if (!firmware_has_feature(FW_FEATURE_LPAR))
                 return 0;
 
-        if (register_trace_hcall_entry(probe_hcall_entry))
+        if (register_trace_hcall_entry(probe_hcall_entry, NULL))
                 return -EINVAL;
 
-        if (register_trace_hcall_exit(probe_hcall_exit)) {
-                unregister_trace_hcall_entry(probe_hcall_entry);
+        if (register_trace_hcall_exit(probe_hcall_exit, NULL)) {
+                unregister_trace_hcall_entry(probe_hcall_entry, NULL);
                 return -EINVAL;
         }
 
diff --git a/arch/powerpc/platforms/pseries/iommu.c b/arch/powerpc/platforms/pseries/iommu.c
index 1a0000a4b6d6..d26182d42cbf 100644
--- a/arch/powerpc/platforms/pseries/iommu.c
+++ b/arch/powerpc/platforms/pseries/iommu.c
@@ -468,7 +468,7 @@ static void pci_dma_dev_setup_pSeries(struct pci_dev *dev)
 
         pr_debug("pci_dma_dev_setup_pSeries: %s\n", pci_name(dev));
 
-        dn = dev->dev.archdata.of_node;
+        dn = dev->dev.of_node;
 
         /* If we're the direct child of a root bus, then we need to allocate
          * an iommu table ourselves. The bus setup code should have setup