Merge master.kernel.org:/home/rmk/linux-2.6-arm

* master.kernel.org:/home/rmk/linux-2.6-arm: (45 commits)
  [ARM] 3389/1: typo and grammar fix
  [ARM] 3386/1: AT91RM9200 Clock update
  [ARM] 3384/1: AT91RM9200: Timer
  [ARM] 3382/1: ixp2000: unify defconfigs
  [ARM] 3381/1: ixp2000: fix slowport write timing control register fields
  [ARM] 3380/1: ixp2000: simplify ixdp2x00_master_npu() check
  [ARM] 3379/1: ixp2000: use generic 8250 debug macros
  [ARM] 3378/1: ixp2000: fix gpio interrupt handling
  [ARM] Quieten spurious IRQ detection
  [ARM] Use kcalloc to allocate counter_config array rather than kmalloc
  [ARM] Oprofile: dynamically allocate counter_config
  [ARM] Oprofile: Convert semaphore to mutex
  [ARM] 3376/2: S3C2410 - update defconfig
  [ARM] 3375/1: S3C2440 - fix osiris machine build
  [ARM] 3374/1: ep93xx: gpio interrupt support
  [ARM] 3361/1: S3C24XX - add USB bus clock source
  [ARM] 3360/1: S3C2440 - add set rate methods and camera clock
  [ARM] 3359/1: S3C24XX - add support for clk_set_rate
  [ARM] Convert kmalloc+memset to kzalloc
  [ARM] 3373/1: move uengine loader to arch/arm/common
  ...

81 files changed, 2171 insertions, 3392 deletions

diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index 32ba00bd0a2f..0dd24ebdf6ac 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -108,6 +108,13 @@ config ARCH_EBSA110
 	  Ethernet interface, two PCMCIA sockets, two serial ports and a
 	  parallel port.
 
+config ARCH_EP93XX
+	bool "EP93xx-based"
+	select ARM_AMBA
+	select ARM_VIC
+	help
+	  This enables support for the Cirrus EP93xx series of CPUs.
+
 config ARCH_FOOTBRIDGE
 	bool "FootBridge"
 	select FOOTBRIDGE
@@ -250,6 +257,8 @@ endchoice
 
 source "arch/arm/mach-clps711x/Kconfig"
 
+source "arch/arm/mach-ep93xx/Kconfig"
+
 source "arch/arm/mach-footbridge/Kconfig"
 
 source "arch/arm/mach-integrator/Kconfig"
@@ -434,6 +443,13 @@ config NO_IDLE_HZ
 	  Currently at least OMAP, PXA2xx and SA11x0 platforms are known
 	  to have accurate timekeeping with dynamic tick.
 
+config HZ
+	int
+	default 128 if ARCH_L7200
+	default 200 if ARCH_EBSA110 || ARCH_S3C2410
+	default OMAP_32K_TIMER_HZ if ARCH_OMAP && OMAP_32K_TIMER
+	default 100
+
 config AEABI
 	bool "Use the ARM EABI to compile the kernel"
 	help
diff --git a/arch/arm/Makefile b/arch/arm/Makefile
index fbfc14a56b96..b5b1e4087516 100644
--- a/arch/arm/Makefile
+++ b/arch/arm/Makefile
@@ -105,6 +105,7 @@ endif
  machine-$(CONFIG_ARCH_AAEC2000)   := aaec2000
  machine-$(CONFIG_ARCH_REALVIEW)   := realview
  machine-$(CONFIG_ARCH_AT91RM9200) := at91rm9200
+ machine-$(CONFIG_ARCH_EP93XX)     := ep93xx
 
 ifeq ($(CONFIG_ARCH_EBSA110),y)
 # This is what happens if you forget the IOCS16 line.
diff --git a/arch/arm/common/Makefile b/arch/arm/common/Makefile
index c81a2ff6b5be..847e3e6356c6 100644
--- a/arch/arm/common/Makefile
+++ b/arch/arm/common/Makefile
@@ -15,3 +15,4 @@ obj-$(CONFIG_SHARP_LOCOMO)	+= locomo.o
 obj-$(CONFIG_SHARP_PARAM)	+= sharpsl_param.o
 obj-$(CONFIG_SHARPSL_PM)	+= sharpsl_pm.o
 obj-$(CONFIG_SHARP_SCOOP)	+= scoop.o
+obj-$(CONFIG_ARCH_IXP2000)	+= uengine.o
diff --git a/arch/arm/common/dmabounce.c b/arch/arm/common/dmabounce.c
index ad6c89a555bb..7971d0dc6892 100644
--- a/arch/arm/common/dmabounce.c
+++ b/arch/arm/common/dmabounce.c
@@ -5,7 +5,7 @@
  *  limited DMA windows. These functions utilize bounce buffers to
  *  copy data to/from buffers located outside the DMA region. This
  *  only works for systems in which DMA memory is at the bottom of
- *  RAM and the remainder of memory is at the top an the DMA memory
+ *  RAM, the remainder of memory is at the top and the DMA memory
  *  can be marked as ZONE_DMA. Anything beyond that such as discontigous
  *  DMA windows will require custom implementations that reserve memory
  *  areas at early bootup.
diff --git a/arch/arm/common/locomo.c b/arch/arm/common/locomo.c
index 23609400a8e2..a7dc1370695b 100644
--- a/arch/arm/common/locomo.c
+++ b/arch/arm/common/locomo.c
@@ -60,7 +60,7 @@ struct locomo {
 	unsigned long phys;
 	unsigned int irq;
 	spinlock_t lock;
-	void *base;
+	void __iomem *base;
 };
 
 struct locomo_dev_info {
@@ -162,7 +162,7 @@ static void locomo_handler(unsigned int irq, struct irqdesc *desc,
 {
 	int req, i;
 	struct irqdesc *d;
-	void *mapbase = get_irq_chipdata(irq);
+	void __iomem *mapbase = get_irq_chipdata(irq);
 
 	/* Acknowledge the parent IRQ */
 	desc->chip->ack(irq);
@@ -189,7 +189,7 @@ static void locomo_ack_irq(unsigned int irq)
 
 static void locomo_mask_irq(unsigned int irq)
 {
-	void *mapbase = get_irq_chipdata(irq);
+	void __iomem *mapbase = get_irq_chipdata(irq);
 	unsigned int r;
 	r = locomo_readl(mapbase + LOCOMO_ICR);
 	r &= ~(0x0010 << (irq - LOCOMO_IRQ_START));
@@ -198,7 +198,7 @@ static void locomo_mask_irq(unsigned int irq)
 
 static void locomo_unmask_irq(unsigned int irq)
 {
-	void *mapbase = get_irq_chipdata(irq);
+	void __iomem *mapbase = get_irq_chipdata(irq);
 	unsigned int r;
 	r = locomo_readl(mapbase + LOCOMO_ICR);
 	r |= (0x0010 << (irq - LOCOMO_IRQ_START));
@@ -215,7 +215,7 @@ static void locomo_key_handler(unsigned int irq, struct irqdesc *desc,
 			    struct pt_regs *regs)
 {
 	struct irqdesc *d;
-	void *mapbase = get_irq_chipdata(irq);
+	void __iomem *mapbase = get_irq_chipdata(irq);
 
 	if (locomo_readl(mapbase + LOCOMO_KEYBOARD + LOCOMO_KIC) & 0x0001) {
 		d = irq_desc + LOCOMO_IRQ_KEY_START;
@@ -225,7 +225,7 @@ static void locomo_key_handler(unsigned int irq, struct irqdesc *desc,
 
 static void locomo_key_ack_irq(unsigned int irq)
 {
-	void *mapbase = get_irq_chipdata(irq);
+	void __iomem *mapbase = get_irq_chipdata(irq);
 	unsigned int r;
 	r = locomo_readl(mapbase + LOCOMO_KEYBOARD + LOCOMO_KIC);
 	r &= ~(0x0100 << (irq - LOCOMO_IRQ_KEY_START));
@@ -234,7 +234,7 @@ static void locomo_key_ack_irq(unsigned int irq)
 
 static void locomo_key_mask_irq(unsigned int irq)
 {
-	void *mapbase = get_irq_chipdata(irq);
+	void __iomem *mapbase = get_irq_chipdata(irq);
 	unsigned int r;
 	r = locomo_readl(mapbase + LOCOMO_KEYBOARD + LOCOMO_KIC);
 	r &= ~(0x0010 << (irq - LOCOMO_IRQ_KEY_START));
@@ -243,7 +243,7 @@ static void locomo_key_mask_irq(unsigned int irq)
 
 static void locomo_key_unmask_irq(unsigned int irq)
 {
-	void *mapbase = get_irq_chipdata(irq);
+	void __iomem *mapbase = get_irq_chipdata(irq);
 	unsigned int r;
 	r = locomo_readl(mapbase + LOCOMO_KEYBOARD + LOCOMO_KIC);
 	r |= (0x0010 << (irq - LOCOMO_IRQ_KEY_START));
@@ -261,7 +261,7 @@ static void locomo_gpio_handler(unsigned int irq, struct irqdesc *desc,
 {
 	int req, i;
 	struct irqdesc *d;
-	void *mapbase = get_irq_chipdata(irq);
+	void __iomem *mapbase = get_irq_chipdata(irq);
 
 	req = 	locomo_readl(mapbase + LOCOMO_GIR) &
 		locomo_readl(mapbase + LOCOMO_GPD) &
@@ -280,7 +280,7 @@ static void locomo_gpio_handler(unsigned int irq, struct irqdesc *desc,
 
 static void locomo_gpio_ack_irq(unsigned int irq)
 {
-	void *mapbase = get_irq_chipdata(irq);
+	void __iomem *mapbase = get_irq_chipdata(irq);
 	unsigned int r;
 	r = locomo_readl(mapbase + LOCOMO_GWE);
 	r |= (0x0001 << (irq - LOCOMO_IRQ_GPIO_START));
@@ -297,7 +297,7 @@ static void locomo_gpio_ack_irq(unsigned int irq)
 
 static void locomo_gpio_mask_irq(unsigned int irq)
 {
-	void *mapbase = get_irq_chipdata(irq);
+	void __iomem *mapbase = get_irq_chipdata(irq);
 	unsigned int r;
 	r = locomo_readl(mapbase + LOCOMO_GIE);
 	r &= ~(0x0001 << (irq - LOCOMO_IRQ_GPIO_START));
@@ -306,7 +306,7 @@ static void locomo_gpio_mask_irq(unsigned int irq)
 
 static void locomo_gpio_unmask_irq(unsigned int irq)
 {
-	void *mapbase = get_irq_chipdata(irq);
+	void __iomem *mapbase = get_irq_chipdata(irq);
 	unsigned int r;
 	r = locomo_readl(mapbase + LOCOMO_GIE);
 	r |= (0x0001 << (irq - LOCOMO_IRQ_GPIO_START));
@@ -323,7 +323,7 @@ static void locomo_lt_handler(unsigned int irq, struct irqdesc *desc,
 			   struct pt_regs *regs)
 {
 	struct irqdesc *d;
-	void *mapbase = get_irq_chipdata(irq);
+	void __iomem *mapbase = get_irq_chipdata(irq);
 
 	if (locomo_readl(mapbase + LOCOMO_LTINT) & 0x0001) {
 		d = irq_desc + LOCOMO_IRQ_LT_START;
@@ -333,7 +333,7 @@ static void locomo_lt_handler(unsigned int irq, struct irqdesc *desc,
 
 static void locomo_lt_ack_irq(unsigned int irq)
 {
-	void *mapbase = get_irq_chipdata(irq);
+	void __iomem *mapbase = get_irq_chipdata(irq);
 	unsigned int r;
 	r = locomo_readl(mapbase + LOCOMO_LTINT);
 	r &= ~(0x0100 << (irq - LOCOMO_IRQ_LT_START));
@@ -342,7 +342,7 @@ static void locomo_lt_ack_irq(unsigned int irq)
 
 static void locomo_lt_mask_irq(unsigned int irq)
 {
-	void *mapbase = get_irq_chipdata(irq);
+	void __iomem *mapbase = get_irq_chipdata(irq);
 	unsigned int r;
 	r = locomo_readl(mapbase + LOCOMO_LTINT);
 	r &= ~(0x0010 << (irq - LOCOMO_IRQ_LT_START));
@@ -351,7 +351,7 @@ static void locomo_lt_mask_irq(unsigned int irq)
 
 static void locomo_lt_unmask_irq(unsigned int irq)
 {
-	void *mapbase = get_irq_chipdata(irq);
+	void __iomem *mapbase = get_irq_chipdata(irq);
 	unsigned int r;
 	r = locomo_readl(mapbase + LOCOMO_LTINT);
 	r |= (0x0010 << (irq - LOCOMO_IRQ_LT_START));
@@ -369,7 +369,7 @@ static void locomo_spi_handler(unsigned int irq, struct irqdesc *desc,
 {
 	int req, i;
 	struct irqdesc *d;
-	void *mapbase = get_irq_chipdata(irq);
+	void __iomem *mapbase = get_irq_chipdata(irq);
 
 	req = locomo_readl(mapbase + LOCOMO_SPIIR) & 0x000F;
 	if (req) {
@@ -386,7 +386,7 @@ static void locomo_spi_handler(unsigned int irq, struct irqdesc *desc,
 
 static void locomo_spi_ack_irq(unsigned int irq)
 {
-	void *mapbase = get_irq_chipdata(irq);
+	void __iomem *mapbase = get_irq_chipdata(irq);
 	unsigned int r;
 	r = locomo_readl(mapbase + LOCOMO_SPIWE);
 	r |= (0x0001 << (irq - LOCOMO_IRQ_SPI_START));
@@ -403,7 +403,7 @@ static void locomo_spi_ack_irq(unsigned int irq)
 
 static void locomo_spi_mask_irq(unsigned int irq)
 {
-	void *mapbase = get_irq_chipdata(irq);
+	void __iomem *mapbase = get_irq_chipdata(irq);
 	unsigned int r;
 	r = locomo_readl(mapbase + LOCOMO_SPIIE);
 	r &= ~(0x0001 << (irq - LOCOMO_IRQ_SPI_START));
@@ -412,7 +412,7 @@ static void locomo_spi_mask_irq(unsigned int irq)
 
 static void locomo_spi_unmask_irq(unsigned int irq)
 {
-	void *mapbase = get_irq_chipdata(irq);
+	void __iomem *mapbase = get_irq_chipdata(irq);
 	unsigned int r;
 	r = locomo_readl(mapbase + LOCOMO_SPIIE);
 	r |= (0x0001 << (irq - LOCOMO_IRQ_SPI_START));
@@ -428,7 +428,7 @@ static struct irqchip locomo_spi_chip = {
 static void locomo_setup_irq(struct locomo *lchip)
 {
 	int irq;
-	void *irqbase = lchip->base;
+	void __iomem *irqbase = lchip->base;
 
 	/*
 	 * Install handler for IRQ_LOCOMO_HW.
@@ -501,12 +501,11 @@ locomo_init_one_child(struct locomo *lchip, struct locomo_dev_info *info)
 	struct locomo_dev *dev;
 	int ret;
 
-	dev = kmalloc(sizeof(struct locomo_dev), GFP_KERNEL);
+	dev = kzalloc(sizeof(struct locomo_dev), GFP_KERNEL);
 	if (!dev) {
 		ret = -ENOMEM;
 		goto out;
 	}
-	memset(dev, 0, sizeof(struct locomo_dev));
 
 	strncpy(dev->dev.bus_id,info->name,sizeof(dev->dev.bus_id));
 	/*
@@ -664,12 +663,10 @@ __locomo_probe(struct device *me, struct resource *mem, int irq)
 	unsigned long r;
 	int i, ret = -ENODEV;
 
-	lchip = kmalloc(sizeof(struct locomo), GFP_KERNEL);
+	lchip = kzalloc(sizeof(struct locomo), GFP_KERNEL);
 	if (!lchip)
 		return -ENOMEM;
 
-	memset(lchip, 0, sizeof(struct locomo));
-
 	spin_lock_init(&lchip->lock);
 
 	lchip->dev = me;
diff --git a/arch/arm/common/sa1111.c b/arch/arm/common/sa1111.c
index 93352f6097c1..3f68db84e5e6 100644
--- a/arch/arm/common/sa1111.c
+++ b/arch/arm/common/sa1111.c
@@ -26,6 +26,7 @@
 #include <linux/slab.h>
 #include <linux/spinlock.h>
 #include <linux/dma-mapping.h>
+#include <linux/clk.h>
 
 #include <asm/hardware.h>
 #include <asm/mach-types.h>
@@ -36,10 +37,6 @@
 
 #include <asm/hardware/sa1111.h>
 
-#ifdef CONFIG_ARCH_PXA
-#include <asm/arch/pxa-regs.h>
-#endif
-
 extern void __init sa1110_mb_enable(void);
 
 /*
@@ -51,6 +48,7 @@ extern void __init sa1110_mb_enable(void);
  */
 struct sa1111 {
 	struct device	*dev;
+	struct clk	*clk;
 	unsigned long	phys;
 	int		irq;
 	spinlock_t	lock;
@@ -451,19 +449,7 @@ static void sa1111_wake(struct sa1111 *sachip)
 
 	spin_lock_irqsave(&sachip->lock, flags);
 
-#ifdef CONFIG_ARCH_SA1100
-	/*
-	 * First, set up the 3.6864MHz clock on GPIO 27 for the SA-1111:
-	 * (SA-1110 Developer's Manual, section 9.1.2.1)
-	 */
-	GAFR |= GPIO_32_768kHz;
-	GPDR |= GPIO_32_768kHz;
-	TUCR = TUCR_3_6864MHz;
-#elif CONFIG_ARCH_PXA
-	pxa_gpio_mode(GPIO11_3_6MHz_MD);
-#else
-#error missing clock setup
-#endif
+	clk_enable(sachip->clk);
 
 	/*
 	 * Turn VCO on, and disable PLL Bypass.
@@ -555,12 +541,11 @@ sa1111_init_one_child(struct sa1111 *sachip, struct resource *parent,
 	struct sa1111_dev *dev;
 	int ret;
 
-	dev = kmalloc(sizeof(struct sa1111_dev), GFP_KERNEL);
+	dev = kzalloc(sizeof(struct sa1111_dev), GFP_KERNEL);
 	if (!dev) {
 		ret = -ENOMEM;
 		goto out;
 	}
-	memset(dev, 0, sizeof(struct sa1111_dev));
 
 	snprintf(dev->dev.bus_id, sizeof(dev->dev.bus_id),
 		 "%4.4lx", info->offset);
@@ -635,11 +620,15 @@ __sa1111_probe(struct device *me, struct resource *mem, int irq)
 	unsigned int has_devs, val;
 	int i, ret = -ENODEV;
 
-	sachip = kmalloc(sizeof(struct sa1111), GFP_KERNEL);
+	sachip = kzalloc(sizeof(struct sa1111), GFP_KERNEL);
 	if (!sachip)
 		return -ENOMEM;
 
-	memset(sachip, 0, sizeof(struct sa1111));
+	sachip->clk = clk_get(me, "GPIO27_CLK");
+	if (!sachip->clk) {
+		ret = PTR_ERR(sachip->clk);
+		goto err_free;
+	}
 
 	spin_lock_init(&sachip->lock);
 
@@ -656,7 +645,7 @@ __sa1111_probe(struct device *me, struct resource *mem, int irq)
 	sachip->base = ioremap(mem->start, PAGE_SIZE * 2);
 	if (!sachip->base) {
 		ret = -ENOMEM;
-		goto out;
+		goto err_clkput;
 	}
 
 	/*
@@ -666,7 +655,7 @@ __sa1111_probe(struct device *me, struct resource *mem, int irq)
 	if ((id & SKID_ID_MASK) != SKID_SA1111_ID) {
 		printk(KERN_DEBUG "SA1111 not detected: ID = %08lx\n", id);
 		ret = -ENODEV;
-		goto unmap;
+		goto err_unmap;
 	}
 
 	printk(KERN_INFO "SA1111 Microprocessor Companion Chip: "
@@ -726,9 +715,11 @@ __sa1111_probe(struct device *me, struct resource *mem, int irq)
 
 	return 0;
 
- unmap:
+ err_unmap:
 	iounmap(sachip->base);
- out:
+ err_clkput:
+	clk_put(sachip->clk);
+ err_free:
 	kfree(sachip);
 	return ret;
 }
@@ -751,6 +742,8 @@ static void __sa1111_remove(struct sa1111 *sachip)
 	sa1111_writel(0, irqbase + SA1111_WAKEEN0);
 	sa1111_writel(0, irqbase + SA1111_WAKEEN1);
 
+	clk_disable(sachip->clk);
+
 	if (sachip->irq != NO_IRQ) {
 		set_irq_chained_handler(sachip->irq, NULL);
 		set_irq_data(sachip->irq, NULL);
@@ -759,6 +752,7 @@ static void __sa1111_remove(struct sa1111 *sachip)
 	}
 
 	iounmap(sachip->base);
+	clk_put(sachip->clk);
 	kfree(sachip);
 }
 
@@ -857,6 +851,8 @@ static int sa1111_suspend(struct platform_device *dev, pm_message_t state)
 	sa1111_writel(0, sachip->base + SA1111_SKPWM0);
 	sa1111_writel(0, sachip->base + SA1111_SKPWM1);
 
+	clk_disable(sachip->clk);
+
 	spin_unlock_irqrestore(&sachip->lock, flags);
 
 	return 0;
diff --git a/arch/arm/common/scoop.c b/arch/arm/common/sc