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-rw-r--r--arch/powerpc/platforms/44x/warp-nand.c49
-rw-r--r--arch/powerpc/platforms/44x/warp.c293
-rw-r--r--arch/powerpc/platforms/83xx/Kconfig9
-rw-r--r--arch/powerpc/platforms/83xx/Makefile1
-rw-r--r--arch/powerpc/platforms/83xx/asp834x.c90
-rw-r--r--arch/powerpc/platforms/85xx/mpc85xx_ds.c4
-rw-r--r--arch/powerpc/platforms/86xx/mpc8610_hpcd.c3
-rw-r--r--arch/powerpc/platforms/cell/axon_msi.c58
-rw-r--r--arch/powerpc/platforms/chrp/setup.c7
-rw-r--r--arch/powerpc/platforms/maple/time.c2
-rw-r--r--arch/powerpc/platforms/powermac/pic.c8
-rw-r--r--arch/powerpc/platforms/pseries/firmware.c1
-rw-r--r--arch/powerpc/platforms/pseries/iommu.c15
-rw-r--r--arch/powerpc/platforms/pseries/lpar.c2
-rw-r--r--arch/powerpc/platforms/pseries/ras.c2
-rw-r--r--arch/powerpc/platforms/pseries/rtasd.c4
-rw-r--r--arch/powerpc/platforms/pseries/setup.c4
17 files changed, 460 insertions, 92 deletions
diff --git a/arch/powerpc/platforms/44x/warp-nand.c b/arch/powerpc/platforms/44x/warp-nand.c
index 9150318cfc56..d293c702e734 100644
--- a/arch/powerpc/platforms/44x/warp-nand.c
+++ b/arch/powerpc/platforms/44x/warp-nand.c
@@ -11,8 +11,10 @@
#include <linux/mtd/partitions.h>
#include <linux/mtd/nand.h>
#include <linux/mtd/ndfc.h>
+#include <linux/of.h>
#include <asm/machdep.h>
+
#ifdef CONFIG_MTD_NAND_NDFC
#define CS_NAND_0 1 /* use chip select 1 for NAND device 0 */
@@ -35,13 +37,23 @@ static struct mtd_partition nand_parts[] = {
{
.name = "root",
.offset = 0x0200000,
- .size = 0x3400000
+ .size = 0x3E00000
+ },
+ {
+ .name = "persistent",
+ .offset = 0x4000000,
+ .size = 0x4000000
},
{
- .name = "user",
- .offset = 0x3600000,
- .size = 0x0A00000
+ .name = "persistent1",
+ .offset = 0x8000000,
+ .size = 0x4000000
},
+ {
+ .name = "persistent2",
+ .offset = 0xC000000,
+ .size = 0x4000000
+ }
};
struct ndfc_controller_settings warp_ndfc_settings = {
@@ -67,19 +79,15 @@ static struct platform_device warp_ndfc_device = {
.resource = &warp_ndfc,
};
-static struct nand_ecclayout nand_oob_16 = {
- .eccbytes = 3,
- .eccpos = { 0, 1, 2, 3, 6, 7 },
- .oobfree = { {.offset = 8, .length = 16} }
-};
-
+/* Do NOT set the ecclayout: let it default so it is correct for both
+ * 64M and 256M flash chips.
+ */
static struct platform_nand_chip warp_nand_chip0 = {
.nr_chips = 1,
.chip_offset = CS_NAND_0,
.nr_partitions = ARRAY_SIZE(nand_parts),
.partitions = nand_parts,
- .chip_delay = 50,
- .ecclayout = &nand_oob_16,
+ .chip_delay = 20,
.priv = &warp_chip0_settings,
};
@@ -96,6 +104,23 @@ static struct platform_device warp_nand_device = {
static int warp_setup_nand_flash(void)
{
+ struct device_node *np;
+
+ /* Try to detect a rev A based on NOR size. */
+ np = of_find_compatible_node(NULL, NULL, "cfi-flash");
+ if (np) {
+ struct property *pp;
+
+ pp = of_find_property(np, "reg", NULL);
+ if (pp && (pp->length == 12)) {
+ u32 *v = pp->value;
+ if (v[2] == 0x4000000)
+ /* Rev A = 64M NAND */
+ warp_nand_chip0.nr_partitions = 2;
+ }
+ of_node_put(np);
+ }
+
platform_device_register(&warp_ndfc_device);
platform_device_register(&warp_nand_device);
diff --git a/arch/powerpc/platforms/44x/warp.c b/arch/powerpc/platforms/44x/warp.c
index 39cf6150a72b..9565995cba7f 100644
--- a/arch/powerpc/platforms/44x/warp.c
+++ b/arch/powerpc/platforms/44x/warp.c
@@ -12,6 +12,9 @@
#include <linux/init.h>
#include <linux/of_platform.h>
#include <linux/kthread.h>
+#include <linux/i2c.h>
+#include <linux/interrupt.h>
+#include <linux/delay.h>
#include <asm/machdep.h>
#include <asm/prom.h>
@@ -27,6 +30,18 @@ static __initdata struct of_device_id warp_of_bus[] = {
{},
};
+static __initdata struct i2c_board_info warp_i2c_info[] = {
+ { I2C_BOARD_INFO("ad7414", 0x4a) }
+};
+
+static int __init warp_arch_init(void)
+{
+ /* This should go away once support is moved to the dts. */
+ i2c_register_board_info(0, warp_i2c_info, ARRAY_SIZE(warp_i2c_info));
+ return 0;
+}
+machine_arch_initcall(warp, warp_arch_init);
+
static int __init warp_device_probe(void)
{
of_platform_bus_probe(NULL, warp_of_bus, NULL);
@@ -52,61 +67,232 @@ define_machine(warp) {
};
-#define LED_GREEN (0x80000000 >> 0)
-#define LED_RED (0x80000000 >> 1)
+/* I am not sure this is the best place for this... */
+static int __init warp_post_info(void)
+{
+ struct device_node *np;
+ void __iomem *fpga;
+ u32 post1, post2;
+
+ /* Sighhhh... POST information is in the sd area. */
+ np = of_find_compatible_node(NULL, NULL, "pika,fpga-sd");
+ if (np == NULL)
+ return -ENOENT;
+
+ fpga = of_iomap(np, 0);
+ of_node_put(np);
+ if (fpga == NULL)
+ return -ENOENT;
+
+ post1 = in_be32(fpga + 0x40);
+ post2 = in_be32(fpga + 0x44);
+
+ iounmap(fpga);
+
+ if (post1 || post2)
+ printk(KERN_INFO "Warp POST %08x %08x\n", post1, post2);
+ else
+ printk(KERN_INFO "Warp POST OK\n");
+
+ return 0;
+}
+machine_late_initcall(warp, warp_post_info);
+
+
+#ifdef CONFIG_SENSORS_AD7414
+
+static LIST_HEAD(dtm_shutdown_list);
+static void __iomem *dtm_fpga;
+static void __iomem *gpio_base;
+
+
+struct dtm_shutdown {
+ struct list_head list;
+ void (*func)(void *arg);
+ void *arg;
+};
-/* This is for the power LEDs 1 = on, 0 = off, -1 = leave alone */
-void warp_set_power_leds(int green, int red)
+int pika_dtm_register_shutdown(void (*func)(void *arg), void *arg)
{
- static void __iomem *gpio_base = NULL;
- unsigned leds;
-
- if (gpio_base == NULL) {
- struct device_node *np;
-
- /* Power LEDS are on the second GPIO controller */
- np = of_find_compatible_node(NULL, NULL, "ibm,gpio-440EP");
- if (np)
- np = of_find_compatible_node(np, NULL, "ibm,gpio-440EP");
- if (np == NULL) {
- printk(KERN_ERR __FILE__ ": Unable to find gpio\n");
- return;
+ struct dtm_shutdown *shutdown;
+
+ shutdown = kmalloc(sizeof(struct dtm_shutdown), GFP_KERNEL);
+ if (shutdown == NULL)
+ return -ENOMEM;
+
+ shutdown->func = func;
+ shutdown->arg = arg;
+
+ list_add(&shutdown->list, &dtm_shutdown_list);
+
+ return 0;
+}
+
+int pika_dtm_unregister_shutdown(void (*func)(void *arg), void *arg)
+{
+ struct dtm_shutdown *shutdown;
+
+ list_for_each_entry(shutdown, &dtm_shutdown_list, list)
+ if (shutdown->func == func && shutdown->arg == arg) {
+ list_del(&shutdown->list);
+ kfree(shutdown);
+ return 0;
+ }
+
+ return -EINVAL;
+}
+
+static irqreturn_t temp_isr(int irq, void *context)
+{
+ struct dtm_shutdown *shutdown;
+
+ local_irq_disable();
+
+ /* Run through the shutdown list. */
+ list_for_each_entry(shutdown, &dtm_shutdown_list, list)
+ shutdown->func(shutdown->arg);
+
+ printk(KERN_EMERG "\n\nCritical Temperature Shutdown\n");
+
+ while (1) {
+ if (dtm_fpga) {
+ unsigned reset = in_be32(dtm_fpga + 0x14);
+ out_be32(dtm_fpga + 0x14, reset);
}
- gpio_base = of_iomap(np, 0);
- of_node_put(np);
- if (gpio_base == NULL) {
- printk(KERN_ERR __FILE__ ": Unable to map gpio");
- return;
+ if (gpio_base) {
+ unsigned leds = in_be32(gpio_base);
+
+ /* green off, red toggle */
+ leds &= ~0x80000000;
+ leds ^= 0x40000000;
+
+ out_be32(gpio_base, leds);
}
+
+ mdelay(500);
+ }
+}
+
+static int pika_setup_leds(void)
+{
+ struct device_node *np;
+ const u32 *gpios;
+ int len;
+
+ np = of_find_compatible_node(NULL, NULL, "linux,gpio-led");
+ if (!np) {
+ printk(KERN_ERR __FILE__ ": Unable to find gpio-led\n");
+ return -ENOENT;
}
- leds = in_be32(gpio_base);
+ gpios = of_get_property(np, "gpios", &len);
+ of_node_put(np);
+ if (!gpios || len < 4) {
+ printk(KERN_ERR __FILE__
+ ": Unable to get gpios property (%d)\n", len);
+ return -ENOENT;
+ }
- switch (green) {
- case 0: leds &= ~LED_GREEN; break;
- case 1: leds |= LED_GREEN; break;
+ np = of_find_node_by_phandle(gpios[0]);
+ if (!np) {
+ printk(KERN_ERR __FILE__ ": Unable to find gpio\n");
+ return -ENOENT;
}
- switch (red) {
- case 0: leds &= ~LED_RED; break;
- case 1: leds |= LED_RED; break;
+
+ gpio_base = of_iomap(np, 0);
+ of_node_put(np);
+ if (!gpio_base) {
+ printk(KERN_ERR __FILE__ ": Unable to map gpio");
+ return -ENOMEM;
}
- out_be32(gpio_base, leds);
+ return 0;
}
-EXPORT_SYMBOL(warp_set_power_leds);
+static void pika_setup_critical_temp(struct i2c_client *client)
+{
+ struct device_node *np;
+ int irq, rc;
+
+ /* Do this before enabling critical temp interrupt since we
+ * may immediately interrupt.
+ */
+ pika_setup_leds();
+
+ /* These registers are in 1 degree increments. */
+ i2c_smbus_write_byte_data(client, 2, 65); /* Thigh */
+ i2c_smbus_write_byte_data(client, 3, 55); /* Tlow */
+
+ np = of_find_compatible_node(NULL, NULL, "adi,ad7414");
+ if (np == NULL) {
+ printk(KERN_ERR __FILE__ ": Unable to find ad7414\n");
+ return;
+ }
+
+ irq = irq_of_parse_and_map(np, 0);
+ of_node_put(np);
+ if (irq == NO_IRQ) {
+ printk(KERN_ERR __FILE__ ": Unable to get ad7414 irq\n");
+ return;
+ }
+
+ rc = request_irq(irq, temp_isr, 0, "ad7414", NULL);
+ if (rc) {
+ printk(KERN_ERR __FILE__
+ ": Unable to request ad7414 irq %d = %d\n", irq, rc);
+ return;
+ }
+}
+
+static inline void pika_dtm_check_fan(void __iomem *fpga)
+{
+ static int fan_state;
+ u32 fan = in_be32(fpga + 0x34) & (1 << 14);
+
+ if (fan_state != fan) {
+ fan_state = fan;
+ if (fan)
+ printk(KERN_WARNING "Fan rotation error detected."
+ " Please check hardware.\n");
+ }
+}
-#ifdef CONFIG_SENSORS_AD7414
static int pika_dtm_thread(void __iomem *fpga)
{
- extern int ad7414_get_temp(int index);
+ struct i2c_adapter *adap;
+ struct i2c_client *client;
+
+ /* We loop in case either driver was compiled as a module and
+ * has not been insmoded yet.
+ */
+ while (!(adap = i2c_get_adapter(0))) {
+ set_current_state(TASK_INTERRUPTIBLE);
+ schedule_timeout(HZ);
+ }
+
+ while (1) {
+ list_for_each_entry(client, &adap->clients, list)
+ if (client->addr == 0x4a)
+ goto found_it;
+
+ set_current_state(TASK_INTERRUPTIBLE);
+ schedule_timeout(HZ);
+ }
+
+found_it:
+ i2c_put_adapter(adap);
+
+ pika_setup_critical_temp(client);
+
+ printk(KERN_INFO "PIKA DTM thread running.\n");
while (!kthread_should_stop()) {
- int temp = ad7414_get_temp(0);
+ u16 temp = swab16(i2c_smbus_read_word_data(client, 0));
+ out_be32(fpga + 0x20, temp);
- out_be32(fpga, temp);
+ pika_dtm_check_fan(fpga);
set_current_state(TASK_INTERRUPTIBLE);
schedule_timeout(HZ);
@@ -115,37 +301,44 @@ static int pika_dtm_thread(void __iomem *fpga)
return 0;
}
+
static int __init pika_dtm_start(void)
{
struct task_struct *dtm_thread;
struct device_node *np;
- struct resource res;
- void __iomem *fpga;
np = of_find_compatible_node(NULL, NULL, "pika,fpga");
if (np == NULL)
return -ENOENT;
- /* We do not call of_iomap here since it would map in the entire
- * fpga space, which is over 8k.
- */
- if (of_address_to_resource(np, 0, &res)) {
- of_node_put(np);
- return -ENOENT;
- }
+ dtm_fpga = of_iomap(np, 0);
of_node_put(np);
-
- fpga = ioremap(res.start, 0x24);
- if (fpga == NULL)
+ if (dtm_fpga == NULL)
return -ENOENT;
- dtm_thread = kthread_run(pika_dtm_thread, fpga + 0x20, "pika-dtm");
+ dtm_thread = kthread_run(pika_dtm_thread, dtm_fpga, "pika-dtm");
if (IS_ERR(dtm_thread)) {
- iounmap(fpga);
+ iounmap(dtm_fpga);
return PTR_ERR(dtm_thread);
}
return 0;
}
-device_initcall(pika_dtm_start);
+machine_late_initcall(warp, pika_dtm_start);
+
+#else /* !CONFIG_SENSORS_AD7414 */
+
+int pika_dtm_register_shutdown(void (*func)(void *arg), void *arg)
+{
+ return 0;
+}
+
+int pika_dtm_unregister_shutdown(void (*func)(void *arg), void *arg)
+{
+ return 0;
+}
+
#endif
+
+EXPORT_SYMBOL(pika_dtm_register_shutdown);
+EXPORT_SYMBOL(pika_dtm_unregister_shutdown);
diff --git a/arch/powerpc/platforms/83xx/Kconfig b/arch/powerpc/platforms/83xx/Kconfig
index 13587e2e8680..583b0c7409c9 100644
--- a/arch/powerpc/platforms/83xx/Kconfig
+++ b/arch/powerpc/platforms/83xx/Kconfig
@@ -79,6 +79,15 @@ config SBC834x
help
This option enables support for the Wind River SBC834x board.
+config ASP834x
+ bool "Analogue & Micro ASP 834x"
+ select PPC_MPC834x
+ select REDBOOT
+ help
+ This enables support for the Analogue & Micro ASP 83xx
+ board.
+
+
endif
# used for usb
diff --git a/arch/powerpc/platforms/83xx/Makefile b/arch/powerpc/platforms/83xx/Makefile
index 7e6dd3e259d8..76494bed69ae 100644
--- a/arch/powerpc/platforms/83xx/Makefile
+++ b/arch/powerpc/platforms/83xx/Makefile
@@ -12,3 +12,4 @@ obj-$(CONFIG_MPC832x_MDS) += mpc832x_mds.o
obj-$(CONFIG_MPC837x_MDS) += mpc837x_mds.o
obj-$(CONFIG_SBC834x) += sbc834x.o
obj-$(CONFIG_MPC837x_RDB) += mpc837x_rdb.o
+obj-$(CONFIG_ASP834x) += asp834x.o
diff --git a/arch/powerpc/platforms/83xx/asp834x.c b/arch/powerpc/platforms/83xx/asp834x.c
new file mode 100644
index 000000000000..bb30d67ad0a2
--- /dev/null
+++ b/arch/powerpc/platforms/83xx/asp834x.c
@@ -0,0 +1,90 @@
+/*
+ * arch/powerpc/platforms/83xx/asp834x.c
+ *
+ * Analogue & Micro ASP8347 board specific routines
+ * clone of mpc834x_itx
+ *
+ * Copyright 2008 Codehermit
+ *
+ * Maintainer: Bryan O'Donoghue <bodonoghue@codhermit.ie>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.
+ */
+
+#include <linux/pci.h>
+#include <linux/of_platform.h>
+
+#include <asm/time.h>
+#include <asm/ipic.h>
+#include <asm/udbg.h>
+
+#include "mpc83xx.h"
+
+/* ************************************************************************
+ *
+ * Setup the architecture
+ *
+ */
+static void __init asp834x_setup_arch(void)
+{
+ if (ppc_md.progress)
+ ppc_md.progress("asp834x_setup_arch()", 0);
+
+ mpc834x_usb_cfg();
+}
+
+static void __init asp834x_init_IRQ(void)
+{
+ struct device_node *np;
+
+ np = of_find_node_by_type(NULL, "ipic");
+ if (!np)
+ return;
+
+ ipic_init(np, 0);
+
+ of_node_put(np);
+
+ /* Initialize the default interrupt mapping priorities,
+ * in case the boot rom changed something on us.
+ */
+ ipic_set_default_priority();
+}
+
+static struct __initdata of_device_id asp8347_ids[] = {
+ { .type = "soc", },
+ { .compatible = "soc", },
+ { .compatible = "simple-bus", },
+ {},
+};
+
+static int __init asp8347_declare_of_platform_devices(void)
+{
+ of_platform_bus_probe(NULL, asp8347_ids, NULL);
+ return 0;
+}
+machine_device_initcall(asp834x, asp8347_declare_of_platform_devices);
+
+/*
+ * Called very early, MMU is off, device-tree isn't unflattened
+ */
+static int __init asp834x_probe(void)
+{
+ unsigned long root = of_get_flat_dt_root();
+ return of_flat_dt_is_compatible(root, "analogue-and-micro,asp8347e");
+}
+
+define_machine(asp834x) {
+ .name = "ASP8347E",
+ .probe = asp834x_probe,
+ .setup_arch = asp834x_setup_arch,
+ .init_IRQ = asp834x_init_IRQ,
+ .get_irq = ipic_get_irq,
+ .restart = mpc83xx_restart,
+ .time_init = mpc83xx_time_init,
+ .calibrate_decr = generic_calibrate_decr,
+ .progress = udbg_progress,
+};
diff --git a/arch/powerpc/platforms/85xx/mpc85xx_ds.c b/arch/powerpc/platforms/85xx/mpc85xx_ds.c
index dfd8b4ad9b28..b010dc9dec65 100644
--- a/arch/powerpc/platforms/85xx/mpc85xx_ds.c
+++ b/arch/powerpc/platforms/85xx/mpc85xx_ds.c
@@ -78,7 +78,8 @@ void __init mpc85xx_ds_pic_init(void)
}
mpic = mpic_alloc(np, r.start,
- MPIC_PRIMARY | MPIC_WANTS_RESET | MPIC_BIG_ENDIAN,
+ MPIC_PRIMARY | MPIC_WANTS_RESET |
+ MPIC_BIG_ENDIAN | MPIC_BROKEN_FRR_NIRQS,
0, 256, " OpenPIC ");
BUG_ON(mpic == NULL);
@@ -195,6 +196,7 @@ static int __init mpc85xxds_publish_devices(void)
return of_platform_bus_probe(NULL, mpc85xxds_ids, NULL);
}
machine_device_initcall(mpc8544_ds, mpc85xxds_publish_devices);
+machine_device_initcall(mpc8572_ds, mpc85xxds_publish_devices);
/*
* Called very early, device-tree isn't unflattened
diff --git a/arch/powerpc/platforms/86xx/mpc8610_hpcd.c b/arch/powerpc/platforms/86xx/mpc8610_hpcd.c
index dea13208bf64..eb16208b29d9 100644
--- a/arch/powerpc/platforms/86xx/mpc8610_hpcd.c
+++ b/arch/powerpc/platforms/86xx/mpc8610_hpcd.c
@@ -70,7 +70,8 @@ static void __init mpc86xx_hpcd_init_irq(void)
/* Alloc mpic structure and per isu has 16 INT entries. */
mpic1 = mpic_alloc(np, res.start,
- MPIC_PRIMARY | MPIC_WANTS_RESET | MPIC_BIG_ENDIAN,
+ MPIC_PRIMARY | MPIC_WANTS_RESET |
+ MPIC_BIG_ENDIAN | MPIC_BROKEN_FRR_NIRQS,
0, 256, " MPIC ");
BUG_ON(mpic1 == NULL);
diff --git a/arch/powerpc/platforms/cell/axon_msi.c b/arch/powerpc/platforms/cell/axon_msi.c
index c39f5c225f2e..8b055bce27fe 100644
--- a/arch/powerpc/platforms/cell/axon_msi.c
+++ b/arch/powerpc/platforms/cell/axon_msi.c
@@ -14,6 +14,7 @@
#include <linux/pci.h>
#include <linux/msi.h>
#include <linux/of_platform.h>
+#include <linux/debugfs.h>
#include <asm/dcr.h>
#include <asm/machdep.h>
@@ -69,8 +70,19 @@ struct axon_msic {
dma_addr_t fifo_phys;
dcr_host_t dcr_host;
u32 read_offset;
+#ifdef DEBUG
+ u32 __iomem *trigger;
+#endif
};
+#ifdef DEBUG
+void axon_msi_debug_setup(struct device_node *dn, struct axon_msic *msic);
+#else
+static inline void axon_msi_debug_setup(struct device_node *dn,
+ struct axon_msic *msic) { }
+#endif
+
+
static void msic_dcr_write(struct axon_msic *msic, unsigned int dcr_n, u32 val)
{
pr_debug("axon_msi: dcr_write(0x%x, 0x%x)\n", val, dcr_n);
@@ -381,6 +393,8 @@ static int axon_msi_probe(struct of_device *device,
ppc_md.teardown_msi_irqs = axon_msi_teardown_msi_irqs;
ppc_md.msi_check_device = axon_msi_check_device;
+ axon_msi_debug_setup(dn, msic);
+
printk(KERN_DEBUG "axon_msi: setup MSIC on %s\n", dn->full_name);
return 0;
@@ -418,3 +432,47 @@ static int __init axon_msi_init(void)
return of_register_platform_driver(&axon_msi_driver);
}
subsys_initcall(axon_msi_init);
+
+
+#ifdef DEBUG
+static int msic_set(void *data, u64 val)
+{
+ struct axon_msic *msic = data;
+ out_le32(msic->trigger, val);
+ return 0;
+}
+
+static int msic_get(void *data, u64 *val)
+{
+ *val = 0;
+ return 0;
+}
+
+DEFINE_SIMPLE_ATTRIBUTE(fops_msic, msic_get, msic_set, "%llu\n");
+
+void axon_msi_debug_setup(struct device_node *dn, struct axon_msic *msic)
+{
+ char name[8];
+ u64 addr;
+
+ addr = of_translate_address(dn, of_get_property(dn, "reg", NULL));
+ if (addr == OF_BAD_ADDR) {
+ pr_debug("axon_msi: couldn't translate reg property\n");
+ return;
+ }
+
+ msic->trigger = ioremap(addr, 0x4);
+ if (!msic->trigger) {
+ pr_debug("axon_msi: ioremap failed\n");
+ return;
+ }
+
+ snprintf(name, sizeof(name), "msic_%d", of_node_to_nid(dn));
+
+ if (!debugfs_create_file(name, 0600, powerpc_debugfs_root,
+ msic, &fops_msic)) {
+ pr_debug("axon_msi: debugfs_create_file failed!\n");
+ return;
+ }
+}
+#endif /* DEBUG */
diff --git a/arch/powerpc/platforms/chrp/setup.c b/arch/powerpc/platforms/chrp/setup.c
index 116babbaaf81..1ba7ce5aafae 100644
--- a/arch/powerpc/platforms/chrp/setup.c
+++ b/arch/powerpc/platforms/chrp/setup.c
@@ -63,13 +63,6 @@ static struct mpic *chrp_mpic;
DEFINE_PER_CPU(struct timer_list, heartbeat_timer);
unsigned long event_scan_interval;
-/*
- * XXX this should be in xmon.h, but putting it there means xmon.h
- * has to include <linux/interrupt.h> (to get irqreturn_t), which
- * causes all sorts of problems. -- paulus
- */
-extern irqreturn_t xmon_irq(int, void *);
-
extern unsigned long loops_per_jiffy;
/* To be replaced by RTAS when available */
diff --git a/arch/powerpc/platforms/maple/time.c b/arch/powerpc/platforms/maple/time.c
index 9f7579b38c72..53bca132fb48 100644
--- a/arch/powerpc/platforms/maple/time.c
+++ b/arch/powerpc/platforms/maple/time.c
@@ -41,8 +41,6 @@
#define DBG(x...)
#endif
-extern void GregorianDay(struct rtc_time * tm);
-
static int maple_rtc_addr;
static int maple_clock_read(int addr)
diff --git a/arch/powerpc/platforms/powermac/pic.c b/arch/powerpc/platforms/powermac/pic.c
index 829b8b02527b..6d149ae8ffa7 100644
--- a/arch/powerpc/platforms/powermac/pic.c
+++ b/arch/powerpc/platforms/powermac/pic.c
@@ -34,16 +34,10 @@
#include <asm/time.h>
#include <asm/pmac_feature.h>
#include <asm/mpic.h>
+#include <asm/xmon.h>
#include "pmac.h"
-/*
- * XXX this should be in xmon.h, but putting it there means xmon.h
- * has to include <linux/interrupt.h> (to get irqreturn_t), which
- * causes all sorts of problems. -- paulus
- */
-extern irqreturn_t xmon_irq(int, void *);
-
#ifdef CONFIG_PPC32
struct pmac_irq_hw {
unsigned int event;
diff --git a/arch/powerpc/platforms/pseries/firmware.c b/arch/powerpc/platforms/pseries/firmware.c
index 9d3a40f45974..5a707da3f5c2 100644
--- a/arch/powerpc/platforms/pseries/firmware.c
+++ b/arch/powerpc/platforms/pseries/firmware.c
@@ -26,6 +26,7 @@
#include <asm/prom.h>
#include <asm/udbg.h>
+#include "pseries.h"
typedef struct {
unsigned long val;
diff --git a/arch/powerpc/platforms/pseries/iommu.c b/arch/powerpc/platforms/pseries/iommu.c
index 176f1f39d2d5..9a12908510fb 100644
--- a/arch/powerpc/platforms/pseries/iommu.c
+++ b/arch/powerpc/platforms/pseries/iommu.c
@@ -135,9 +135,10 @@ static void tce_buildmulti_pSeriesLP(struct iommu_table *tbl, long tcenum,
u64 rpn;
long l, limit;
- if (npages == 1)
- return tce_build_pSeriesLP(tbl, tcenum, npages, uaddr,
- direction);
+ if (npages == 1) {
+ tce_build_pSeriesLP(tbl, tcenum, npages, uaddr, direction);
+ return;
+ }
tcep = __get_cpu_var(tce_page);
@@ -147,9 +148,11 @@ static void tce_buildmulti_pSeriesLP(struct iommu_table *tbl, long tcenum,
if (!tcep) {
tcep = (u64 *)__get_free_page(GFP_ATOMIC);
/* If allocation fails, fall back to the loop implementation */
- if (!tcep)
- return tce_build_pSeriesLP(tbl, tcenum, npages,
- uaddr, direction);
+ if (!tcep) {
+ tce_build_pSeriesLP(tbl, tcenum, npages, uaddr,
+ direction);
+ return;
+ }
__get_cpu_var(tce_page) = tcep;
}
diff --git a/arch/powerpc/platforms/pseries/lpar.c b/arch/powerpc/platforms/pseries/lpar.c
index 2cbaedb17f3e..3b4651b6ee05 100644
--- a/arch/powerpc/platforms/pseries/lpar.c
+++ b/arch/powerpc/platforms/pseries/lpar.c
@@ -52,7 +52,7 @@ EXPORT_SYMBOL(plpar_hcall_norets);
extern void pSeries_find_serial_port(void);
-int vtermno; /* virtual terminal# for udbg */
+static int vtermno; /* virtual terminal# for udbg */
#define __ALIGNED__ __attribute__((__aligned__(sizeof(long))))
static void udbg_hvsi_putc(char c)
diff --git a/arch/powerpc/platforms/pseries/ras.c b/arch/powerpc/platforms/pseries/ras.c
index 2b548afd1003..d20b96e22c2e 100644
--- a/arch/powerpc/platforms/pseries/ras.c
+++ b/arch/powerpc/platforms/pseries/ras.c
@@ -55,7 +55,7 @@
static unsigned char ras_log_buf[RTAS_ERROR_LOG_MAX];
static DEFINE_SPINLOCK(ras_log_buf_lock);
-char mce_data_buf[RTAS_ERROR_LOG_MAX];
+static char mce_data_buf[RTAS_ERROR_LOG_MAX];
static int ras_get_sensor_state_token;
static int ras_check_exception_token;
diff --git a/arch/powerpc/platforms/pseries/rtasd.c b/arch/powerpc/platforms/pseries/rtasd.c
index 7d3e2b0bd4d2..c9ffd8c225f1 100644
--- a/arch/powerpc/platforms/pseries/rtasd.c
+++ b/arch/powerpc/platforms/pseries/rtasd.c
@@ -32,7 +32,7 @@
static DEFINE_SPINLOCK(rtasd_log_lock);
-DECLARE_WAIT_QUEUE_HEAD(rtas_log_wait);
+static DECLARE_WAIT_QUEUE_HEAD(rtas_log_wait);
static char *rtas_log_buf;
static unsigned long rtas_log_start;
@@ -329,7 +329,7 @@ static unsigned int rtas_log_poll(struct file *file, poll_table * wait)
return 0;
}
-const struct file_operations proc_rtas_log_operations = {
+static const struct file_operations proc_rtas_log_operations = {
.read = rtas_log_read,
.poll = rtas_log_poll,
.open = rtas_log_open,
diff --git a/arch/powerpc/platforms/pseries/setup.c b/arch/powerpc/platforms/pseries/setup.c
index f5d29f5b13c1..90beb444e1dd 100644
--- a/arch/powerpc/platforms/pseries/setup.c
+++ b/arch/powerpc/platforms/pseries/setup.c
@@ -109,7 +109,7 @@ static void __init fwnmi_init(void)
fwnmi_active = 1;
}
-void pseries_8259_cascade(unsigned int irq, struct irq_desc *desc)
+static void pseries_8259_cascade(unsigned int irq, struct irq_desc *desc)
{
unsigned int cascade_irq = i8259_irq();
if (cascade_irq != NO_IRQ)
@@ -482,7 +482,7 @@ static int pSeries_pci_probe_mode(struct pci_bus *bus)
* possible with power button press. If ibm,power-off-ups token is used
* it will allow auto poweron after power is restored.
*/
-void pSeries_power_off(void)
+static void pSeries_power_off(void)
{
int rc;
int rtas_poweroff_ups_token = rtas_token("ibm,power-off-ups");