Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc-2.6

* git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc-2.6:
  sparc: video drivers: add facility level
  sparc: tcx.c make tcx_init and tcx_exit static
  sparc: ffb.c make ffb_init and ffb_exit static
  sparc: cg14.c make cg14_init and cg15_exit static
  sparc: bw2.c fix bw2_exit
  sparc64: Fix accidental syscall restart on child return from clone/fork/vfork.
  sparc64: Clean up handling of pt_regs trap type encoding.
  sparc: Remove old style signal frame support.
  sparc64: Kill bogus RT_ALIGNEDSZ macro from signal.c
  sparc: sunzilog.c remove unused argument
  sparc: fix drivers/video/tcx.c warning
  sparc64: Kill unused local ISA bus layer.
  input: Rewrite sparcspkr device probing.
  sparc64: Do not ignore 'pmu' device ranges.
  sparc64: Kill ISA_FLOPPY_WORKS code.
  sparc64: Kill CONFIG_SPARC32_COMPAT
  sparc64: Cleanups and corrections for arch/sparc64/Kconfig
  sparc64: Fix wedged irq regression.

10 files changed, 203 insertions, 99 deletions

diff --git a/drivers/input/misc/sparcspkr.c b/drivers/input/misc/sparcspkr.c
index fed3c375ccf..d8765cc93d2 100644
--- a/drivers/input/misc/sparcspkr.c
+++ b/drivers/input/misc/sparcspkr.c
@@ -2,33 +2,69 @@
  *  Driver for PC-speaker like devices found on various Sparc systems.
  *
  *  Copyright (c) 2002 Vojtech Pavlik
- *  Copyright (c) 2002, 2006 David S. Miller (davem@davemloft.net)
+ *  Copyright (c) 2002, 2006, 2008 David S. Miller (davem@davemloft.net)
  */
 #include <linux/kernel.h>
 #include <linux/module.h>
 #include <linux/init.h>
 #include <linux/input.h>
-#include <linux/platform_device.h>
+#include <linux/of_device.h>
 
 #include <asm/io.h>
-#include <asm/ebus.h>
-#include <asm/isa.h>
 
 MODULE_AUTHOR("David S. Miller <davem@davemloft.net>");
 MODULE_DESCRIPTION("Sparc Speaker beeper driver");
 MODULE_LICENSE("GPL");
 
+struct grover_beep_info {
+	void __iomem	*freq_regs;
+	void __iomem	*enable_reg;
+};
+
+struct bbc_beep_info {
+	u32		clock_freq;
+	void __iomem	*regs;
+};
+
 struct sparcspkr_state {
 	const char		*name;
-	unsigned long		iobase;
 	int (*event)(struct input_dev *dev, unsigned int type, unsigned int code, int value);
 	spinlock_t		lock;
 	struct input_dev	*input_dev;
+	union {
+		struct grover_beep_info grover;
+		struct bbc_beep_info bbc;
+	} u;
 };
 
-static int ebus_spkr_event(struct input_dev *dev, unsigned int type, unsigned int code, int value)
+static u32 bbc_count_to_reg(struct bbc_beep_info *info, unsigned int count)
+{
+	u32 val, clock_freq = info->clock_freq;
+	int i;
+
+	if (!count)
+		return 0;
+
+	if (count <= clock_freq >> 20)
+		return 1 << 18;
+
+	if (count >= clock_freq >> 12)
+		return 1 << 10;
+
+	val = 1 << 18;
+	for (i = 19; i >= 11; i--) {
+		val >>= 1;
+		if (count <= clock_freq >> i)
+			break;
+	}
+
+	return val;
+}
+
+static int bbc_spkr_event(struct input_dev *dev, unsigned int type, unsigned int code, int value)
 {
 	struct sparcspkr_state *state = dev_get_drvdata(dev->dev.parent);
+	struct bbc_beep_info *info = &state->u.bbc;
 	unsigned int count = 0;
 	unsigned long flags;
 
@@ -44,24 +80,29 @@ static int ebus_spkr_event(struct input_dev *dev, unsigned int type, unsigned in
 	if (value > 20 && value < 32767)
 		count = 1193182 / value;
 
+	count = bbc_count_to_reg(info, count);
+
 	spin_lock_irqsave(&state->lock, flags);
 
-	/* EBUS speaker only has on/off state, the frequency does not
-	 * appear to be programmable.
-	 */
-	if (state->iobase & 0x2UL)
-		outb(!!count, state->iobase);
-	else
-		outl(!!count, state->iobase);
+	if (count) {
+		outb(0x01,                 info->regs + 0);
+		outb(0x00,                 info->regs + 2);
+		outb((count >> 16) & 0xff, info->regs + 3);
+		outb((count >>  8) & 0xff, info->regs + 4);
+		outb(0x00,                 info->regs + 5);
+	} else {
+		outb(0x00,                 info->regs + 0);
+	}
 
 	spin_unlock_irqrestore(&state->lock, flags);
 
 	return 0;
 }
 
-static int isa_spkr_event(struct input_dev *dev, unsigned int type, unsigned int code, int value)
+static int grover_spkr_event(struct input_dev *dev, unsigned int type, unsigned int code, int value)
 {
 	struct sparcspkr_state *state = dev_get_drvdata(dev->dev.parent);
+	struct grover_beep_info *info = &state->u.grover;
 	unsigned int count = 0;
 	unsigned long flags;
 
@@ -81,15 +122,15 @@ static int isa_spkr_event(struct input_dev *dev, unsigned int type, unsigned int
 
 	if (count) {
 		/* enable counter 2 */
-		outb(inb(state->iobase + 0x61) | 3, state->iobase + 0x61);
+		outb(inb(info->enable_reg) | 3, info->enable_reg);
 		/* set command for counter 2, 2 byte write */
-		outb(0xB6, state->iobase + 0x43);
+		outb(0xB6, info->freq_regs + 1);
 		/* select desired HZ */
-		outb(count & 0xff, state->iobase + 0x42);
-		outb((count >> 8) & 0xff, state->iobase + 0x42);
+		outb(count & 0xff, info->freq_regs + 0);
+		outb((count >> 8) & 0xff, info->freq_regs + 0);
 	} else {
 		/* disable counter 2 */
-		outb(inb_p(state->iobase + 0x61) & 0xFC, state->iobase + 0x61);
+		outb(inb_p(info->enable_reg) & 0xFC, info->enable_reg);
 	}
 
 	spin_unlock_irqrestore(&state->lock, flags);
@@ -131,7 +172,7 @@ static int __devinit sparcspkr_probe(struct device *dev)
 	return 0;
 }
 
-static int __devexit sparcspkr_remove(struct of_device *dev)
+static int sparcspkr_shutdown(struct of_device *dev)
 {
 	struct sparcspkr_state *state = dev_get_drvdata(&dev->dev);
 	struct input_dev *input_dev = state->input_dev;
@@ -139,115 +180,180 @@ static int __devexit sparcspkr_remove(struct of_device *dev)
 	/* turn off the speaker */
 	state->event(input_dev, EV_SND, SND_BELL, 0);
 
-	input_unregister_device(input_dev);
-
-	dev_set_drvdata(&dev->dev, NULL);
-	kfree(state);
-
 	return 0;
 }
 
-static int sparcspkr_shutdown(struct of_device *dev)
+static int __devinit bbc_beep_probe(struct of_device *op, const struct of_device_id *match)
 {
-	struct sparcspkr_state *state = dev_get_drvdata(&dev->dev);
-	struct input_dev *input_dev = state->input_dev;
+	struct sparcspkr_state *state;
+	struct bbc_beep_info *info;
+	struct device_node *dp;
+	int err = -ENOMEM;
 
-	/* turn off the speaker */
-	state->event(input_dev, EV_SND, SND_BELL, 0);
+	state = kzalloc(sizeof(*state), GFP_KERNEL);
+	if (!state)
+		goto out_err;
+
+	state->name = "Sparc BBC Speaker";
+	state->event = bbc_spkr_event;
+	spin_lock_init(&state->lock);
+
+	dp = of_find_node_by_path("/");
+	err = -ENODEV;
+	if (!dp)
+		goto out_free;
+
+	info = &state->u.bbc;
+	info->clock_freq = of_getintprop_default(dp, "clock-frequency", 0);
+	if (!info->clock_freq)
+		goto out_free;
+
+	info->regs = of_ioremap(&op->resource[0], 0, 6, "bbc beep");
+	if (!info->regs)
+		goto out_free;
+
+	dev_set_drvdata(&op->dev, state);
+
+	err = sparcspkr_probe(&op->dev);
+	if (err)
+		goto out_clear_drvdata;
 
 	return 0;
+
+out_clear_drvdata:
+	dev_set_drvdata(&op->dev, NULL);
+	of_iounmap(&op->resource[0], info->regs, 6);
+
+out_free:
+	kfree(state);
+out_err:
+	return err;
 }
 
-static int __devinit ebus_beep_probe(struct of_device *dev, const struct of_device_id *match)
+static int bbc_remove(struct of_device *op)
 {
-	struct linux_ebus_device *edev = to_ebus_device(&dev->dev);
-	struct sparcspkr_state *state;
-	int err;
+	struct sparcspkr_state *state = dev_get_drvdata(&op->dev);
+	struct input_dev *input_dev = state->input_dev;
+	struct bbc_beep_info *info = &state->u.bbc;
 
-	state = kzalloc(sizeof(*state), GFP_KERNEL);
-	if (!state)
-		return -ENOMEM;
+	/* turn off the speaker */
+	state->event(input_dev, EV_SND, SND_BELL, 0);
 
-	state->name = "Sparc EBUS Speaker";
-	state->iobase = edev->resource[0].start;
-	state->event = ebus_spkr_event;
-	spin_lock_init(&state->lock);
+	input_unregister_device(input_dev);
 
-	dev_set_drvdata(&dev->dev, state);
+	of_iounmap(&op->resource[0], info->regs, 6);
 
-	err = sparcspkr_probe(&dev->dev);
-	if (err) {
-		dev_set_drvdata(&dev->dev, NULL);
-		kfree(state);
-	}
+	dev_set_drvdata(&op->dev, NULL);
+	kfree(state);
 
 	return 0;
 }
 
-static struct of_device_id ebus_beep_match[] = {
+static struct of_device_id bbc_beep_match[] = {
 	{
 		.name = "beep",
+		.compatible = "SUNW,bbc-beep",
 	},
 	{},
 };
 
-static struct of_platform_driver ebus_beep_driver = {
-	.name		= "beep",
-	.match_table	= ebus_beep_match,
-	.probe		= ebus_beep_probe,
-	.remove		= __devexit_p(sparcspkr_remove),
+static struct of_platform_driver bbc_beep_driver = {
+	.name		= "bbcbeep",
+	.match_table	= bbc_beep_match,
+	.probe		= bbc_beep_probe,
+	.remove		= __devexit_p(bbc_remove),
 	.shutdown	= sparcspkr_shutdown,
 };
 
-static int __devinit isa_beep_probe(struct of_device *dev, const struct of_device_id *match)
+static int __devinit grover_beep_probe(struct of_device *op, const struct of_device_id *match)
 {
-	struct sparc_isa_device *idev = to_isa_device(&dev->dev);
 	struct sparcspkr_state *state;
-	int err;
+	struct grover_beep_info *info;
+	int err = -ENOMEM;
 
 	state = kzalloc(sizeof(*state), GFP_KERNEL);
 	if (!state)
-		return -ENOMEM;
+		goto out_err;
 
-	state->name = "Sparc ISA Speaker";
-	state->iobase = idev->resource.start;
-	state->event = isa_spkr_event;
+	state->name = "Sparc Grover Speaker";
+	state->event = grover_spkr_event;
 	spin_lock_init(&state->lock);
 
-	dev_set_drvdata(&dev->dev, state);
+	info = &state->u.grover;
+	info->freq_regs = of_ioremap(&op->resource[2], 0, 2, "grover beep freq");
+	if (!info->freq_regs)
+		goto out_free;
 
-	err = sparcspkr_probe(&dev->dev);
-	if (err) {
-		dev_set_drvdata(&dev->dev, NULL);
-		kfree(state);
-	}
+	info->enable_reg = of_ioremap(&op->resource[3], 0, 1, "grover beep enable");
+	if (!info->enable_reg)
+		goto out_unmap_freq_regs;
+
+	dev_set_drvdata(&op->dev, state);
+
+	err = sparcspkr_probe(&op->dev);
+	if (err)
+		goto out_clear_drvdata;
+
+	return 0;
+
+out_clear_drvdata:
+	dev_set_drvdata(&op->dev, NULL);
+	of_iounmap(&op->resource[3], info->enable_reg, 1);
+
+out_unmap_freq_regs:
+	of_iounmap(&op->resource[2], info->freq_regs, 2);
+out_free:
+	kfree(state);
+out_err:
+	return err;
+}
+
+static int grover_remove(struct of_device *op)
+{
+	struct sparcspkr_state *state = dev_get_drvdata(&op->dev);
+	struct grover_beep_info *info = &state->u.grover;
+	struct input_dev *input_dev = state->input_dev;
+
+	/* turn off the speaker */
+	state->event(input_dev, EV_SND, SND_BELL, 0);
+
+	input_unregister_device(input_dev);
+
+	of_iounmap(&op->resource[3], info->enable_reg, 1);
+	of_iounmap(&op->resource[2], info->freq_regs, 2);
+
+	dev_set_drvdata(&op->dev, NULL);
+	kfree(state);
 
 	return 0;
 }
 
-static struct of_device_id isa_beep_match[] = {
+static struct of_device_id grover_beep_match[] = {
 	{
-		.name = "dma",
+		.name = "beep",
+		.compatible = "SUNW,smbus-beep",
 	},
 	{},
 };
 
-static struct of_platform_driver isa_beep_driver = {
-	.name		= "beep",
-	.match_table	= isa_beep_match,
-	.probe		= isa_beep_probe,
-	.remove		= __devexit_p(sparcspkr_remove),
+static struct of_platform_driver grover_beep_driver = {
+	.name		= "groverbeep",
+	.match_table	= grover_beep_match,
+	.probe		= grover_beep_probe,
+	.remove		= __devexit_p(grover_remove),
 	.shutdown	= sparcspkr_shutdown,
 };
 
 static int __init sparcspkr_init(void)
 {
-	int err = of_register_driver(&ebus_beep_driver, &ebus_bus_type);
+	int err = of_register_driver(&bbc_beep_driver,
+				     &of_platform_bus_type);
 
 	if (!err) {
-		err = of_register_driver(&isa_beep_driver, &isa_bus_type);
+		err = of_register_driver(&grover_beep_driver,
+					 &of_platform_bus_type);
 		if (err)
-			of_unregister_driver(&ebus_beep_driver);
+			of_unregister_driver(&bbc_beep_driver);
 	}
 
 	return err;
@@ -255,8 +361,8 @@ static int __init sparcspkr_init(void)
 
 static void __exit sparcspkr_exit(void)
 {
-	of_unregister_driver(&ebus_beep_driver);
-	of_unregister_driver(&isa_beep_driver);
+	of_unregister_driver(&bbc_beep_driver);
+	of_unregister_driver(&grover_beep_driver);
 }
 
 module_init(sparcspkr_init);
diff --git a/drivers/serial/sunzilog.c b/drivers/serial/sunzilog.c
index 3271379a36d..90a20a152eb 100644
--- a/drivers/serial/sunzilog.c
+++ b/drivers/serial/sunzilog.c
@@ -1231,7 +1231,7 @@ static inline struct console *SUNZILOG_CONSOLE(void)
 #define SUNZILOG_CONSOLE()	(NULL)
 #endif
 
-static void __devinit sunzilog_init_kbdms(struct uart_sunzilog_port *up, int channel)
+static void __devinit sunzilog_init_kbdms(struct uart_sunzilog_port *up)
 {
 	int baud, brg;
 
@@ -1305,7 +1305,7 @@ static void __devinit sunzilog_init_hw(struct uart_sunzilog_port *up)
 		up->curregs[R7] = 0x7E; /* SDLC Flag    */
 		up->curregs[R9] = NV;
 		up->curregs[R7p] = 0x00;
-		sunzilog_init_kbdms(up, up->port.line);
+		sunzilog_init_kbdms(up);
 		/* Only enable interrupts if an ISR handler available */
 		if (up->flags & SUNZILOG_FLAG_ISR_HANDLER)
 			up->curregs[R9] |= MIE;
diff --git a/drivers/video/bw2.c b/drivers/video/bw2.c
index 833b10c8406..275d9dab0c6 100644
--- a/drivers/video/bw2.c
+++ b/drivers/video/bw2.c
@@ -339,7 +339,7 @@ static int __devinit bw2_probe(struct of_device *op, const struct of_device_id *
 
 	dev_set_drvdata(&op->dev, info);
 
-	printk("%s: bwtwo at %lx:%lx\n",
+	printk(KERN_INFO "%s: bwtwo at %lx:%lx\n",
 	       dp->full_name, par->which_io, par->physbase);
 
 	return 0;
@@ -399,10 +399,9 @@ static int __init bw2_init(void)
 
 static void __exit bw2_exit(void)
 {
-	return of_unregister_driver(&bw2_driver);
+	of_unregister_driver(&bw2_driver);
 }
 
-
 module_init(bw2_init);
 module_exit(bw2_exit);
 
diff --git a/drivers/video/cg14.c b/drivers/video/cg14.c
index fdc9f43ec30..0db0fecba93 100644
--- a/drivers/video/cg14.c
+++ b/drivers/video/cg14.c
@@ -556,7 +556,7 @@ static int __devinit cg14_probe(struct of_device *op, const struct of_device_id
 
 	dev_set_drvdata(&op->dev, info);
 
-	printk("%s: cgfourteen at %lx:%lx, %dMB\n",
+	printk(KERN_INFO "%s: cgfourteen at %lx:%lx, %dMB\n",
 	       dp->full_name,
 	       par->iospace, par->physbase,
 	       par->ramsize >> 20);
@@ -605,7 +605,7 @@ static struct of_platform_driver cg14_driver = {
 	.remove		= __devexit_p(cg14_remove),
 };
 
-int __init cg14_init(void)
+static int __init cg14_init(void)
 {
 	if (fb_get_options("cg14fb", NULL))
 		return -ENODEV;
@@ -613,7 +613,7 @@ int __init cg14_init(void)
 	return of_register_driver(&cg14_driver, &of_bus_type);
 }
 
-void __exit cg14_exit(void)
+static void __exit cg14_exit(void)
 {
 	of_unregister_driver(&cg14_driver);
 }
diff --git a/drivers/video/cg3.c b/drivers/video/cg3.c
index a5c7fb33152..010ea53978f 100644
--- a/drivers/video/cg3.c
+++ b/drivers/video/cg3.c
@@ -419,7 +419,7 @@ static int __devinit cg3_probe(struct of_device *op,
 
 	dev_set_drvdata(&op->dev, info);
 
-	printk("%s: cg3 at %lx:%lx\n",
+	printk(KERN_INFO "%s: cg3 at %lx:%lx\n",
 	       dp->full_name, par->which_io, par->physbase);
 
 	return 0;
diff --git a/drivers/video/cg6.c b/drivers/video/cg6.c
index 549891d76ef..fc90db6da65 100644
--- a/drivers/video/cg6.c
+++ b/drivers/video/cg6.c
@@ -781,7 +781,7 @@ static int __devinit cg6_probe(struct of_device *op,
 
 	dev_set_drvdata(&op->dev, info);
 
-	printk("%s: CGsix [%s] at %lx:%lx\n",
+	printk(KERN_INFO "%s: CGsix [%s] at %lx:%lx\n",
 	       dp->full_name, info->fix.id,
 	       par->which_io, par->physbase);
 
diff --git a/drivers/video/ffb.c b/drivers/video/ffb.c
index d7e24889650..93dca3e2aa5 100644
--- a/drivers/video/ffb.c
+++ b/drivers/video/ffb.c
@@ -32,7 +32,6 @@
 static int ffb_setcolreg(unsigned, unsigned, unsigned, unsigned,
 			 unsigned, struct fb_info *);
 static int ffb_blank(int, struct fb_info *);
-static void ffb_init_fix(struct fb_info *);
 
 static void ffb_imageblit(struct fb_info *, const struct fb_image *);
 static void ffb_fillrect(struct fb_info *, const struct fb_fillrect *);
@@ -1001,7 +1000,7 @@ static int __devinit ffb_probe(struct of_device *op,
 
 	dev_set_drvdata(&op->dev, info);
 
-	printk("%s: %s at %016lx, type %d, "
+	printk(KERN_INFO "%s: %s at %016lx, type %d, "
 	       "DAC pnum[%x] rev[%d] manuf_rev[%d]\n",
 	       dp->full_name,
 	       ((par->flags & FFB_FLAG_AFB) ? "AFB" : "FFB"),
@@ -1062,7 +1061,7 @@ static struct of_platform_driver ffb_driver = {
 	.remove		= __devexit_p(ffb_remove),
 };
 
-int __init ffb_init(void)
+static int __init ffb_init(void)
 {
 	if (fb_get_options("ffb", NULL))
 		return -ENODEV;
@@ -1070,7 +1069,7 @@ int __init ffb_init(void)
 	return of_register_driver(&ffb_driver, &of_bus_type);
 }
 
-void __exit ffb_exit(void)
+static void __exit ffb_exit(void)
 {
 	of_unregister_driver(&ffb_driver);
 }
diff --git a/drivers/video/leo.c b/drivers/video/leo.c
index 45b9a5d55de..f3160fc2979 100644
--- a/drivers/video/leo.c
+++ b/drivers/video/leo.c
@@ -614,7 +614,7 @@ static int __devinit leo_probe(struct of_device *op, const struct of_device_id *
 
 	dev_set_drvdata(&op->dev, info);
 
-	printk("%s: leo at %lx:%lx\n",
+	printk(KERN_INFO "%s: leo at %lx:%lx\n",
 	       dp->full_name,
 	       par->which_io, par->physbase);
 
diff --git a/drivers/video/p9100.c b/drivers/video/p9100.c
index 58496061142..c95874fe907 100644
--- a/drivers/video/p9100.c
+++ b/drivers/video/p9100.c
@@ -310,7 +310,7 @@ static int __devinit p9100_probe(struct of_device *op, const struct of_device_id
 
 	dev_set_drvdata(&op->dev, info);
 
-	printk("%s: p9100 at %lx:%lx\n",
+	printk(KERN_INFO "%s: p9100 at %lx:%lx\n",
 	       dp->full_name,
 	       par->which_io, par->physbase);
 
diff --git a/drivers/video/tcx.c b/drivers/video/tcx.c
index e5a9ddb3c8b..a7177430577 100644
--- a/drivers/video/tcx.c
+++ b/drivers/video/tcx.c
@@ -419,7 +419,7 @@ static int __devinit tcx_init_one(struct of_device *op)
 		par->mmap_map[6].size = SBUS_MMAP_EMPTY;
 	}
 
-	par->physbase = 0;
+	par->physbase = op->resource[0].start;
 	par->which_io = op->resource[0].flags & IORESOURCE_BITS;
 
 	for (i = 0; i < TCX_MMAP_ENTRIES; i++) {
@@ -470,10 +470,10 @@ static int __devinit tcx_init_one(struct of_device *op)
 
 	dev_set_drvdata(&op->dev, info);
 
-	printk("%s: TCX at %lx:%lx, %s\n",
+	printk(KERN_INFO "%s: TCX at %lx:%lx, %s\n",
 	       dp->full_name,
 	       par->which_io,
-	       op->resource[0].start,
+	       par->physbase,
 	       par->lowdepth ? "8-bit only" : "24-bit depth");
 
 	return 0;
@@ -527,7 +527,7 @@ static struct of_platform_driver tcx_driver = {
 	.remove		= __devexit_p(tcx_remove),
 };
 
-int __init tcx_init(void)
+static int __init tcx_init(void)
 {
 	if (fb_get_options("tcxfb", NULL))
 		return -ENODEV;
@@ -535,7 +535,7 @@ int __init tcx_init(void)
 	return of_register_driver(&tcx_driver, &of_bus_type);
 }
 
-void __exit tcx_exit(void)
+static void __exit tcx_exit(void)
 {
 	of_unregister_driver(&tcx_driver);
 }