Merge branch 'pxa' into devel

Conflicts: arch/arm/configs/em_x270_defconfig arch/arm/configs/xm_x270_defconfig
author: Russell King <rmk@dyn-67.arm.linux.org.uk> 2008-07-13 12:05:49 +0100
committer: Russell King <rmk+kernel@arm.linux.org.uk> 2008-07-13 12:05:49 +0100
commit: 044e5f45e4ad890d03bd1e8bb44c634397cac24d (patch)
tree: a6063f77bd719d933823915d2273eaadb6331611 /drivers
parent: f0006314d37639714da9658cf4ff3f1f9f420764 (diff)
parent: faf64ed4968e354624f330c6da6c1ce8b05a0713 (diff)
33 files changed, 1735 insertions, 446 deletions
diff --git a/drivers/i2c/busses/i2c-pxa.c b/drivers/i2c/busses/i2c-pxa.c
index eb69fbadc9c..dde6ce963a1 100644
--- a/drivers/i2c/busses/i2c-pxa.c
+++ b/drivers/i2c/busses/i2c-pxa.c
@@ -39,7 +39,6 @@
 #include <asm/io.h>
 #include <asm/arch/i2c.h>
 #include <asm/arch/pxa-regs.h>
-#include <asm/arch/pxa2xx-gpio.h>
 
 struct pxa_i2c {
 	spinlock_t		lock;
@@ -945,32 +944,6 @@ static const struct i2c_algorithm i2c_pxa_pio_algorithm = {
 	.functionality	= i2c_pxa_functionality,
 };
 
-static void i2c_pxa_enable(struct platform_device *dev)
-{
-	if (cpu_is_pxa27x()) {
-		switch (dev->id) {
-		case 0:
-			pxa_gpio_mode(GPIO117_I2CSCL_MD);
-			pxa_gpio_mode(GPIO118_I2CSDA_MD);
-			break;
-		case 1:
-			local_irq_disable();
-			PCFR |= PCFR_PI2CEN;
-			local_irq_enable();
-			break;
-		}
-	}
-}
-
-static void i2c_pxa_disable(struct platform_device *dev)
-{
-	if (cpu_is_pxa27x() && dev->id == 1) {
-		local_irq_disable();
-		PCFR &= ~PCFR_PI2CEN;
-		local_irq_enable();
-	}
-}
-
 #define res_len(r)		((r)->end - (r)->start + 1)
 static int i2c_pxa_probe(struct platform_device *dev)
 {
@@ -1036,7 +1009,6 @@ static int i2c_pxa_probe(struct platform_device *dev)
 #endif
 
 	clk_enable(i2c->clk);
-	i2c_pxa_enable(dev);
 
 	if (plat) {
 		i2c->adap.class = plat->class;
@@ -1080,7 +1052,6 @@ eadapt:
 		free_irq(irq, i2c);
 ereqirq:
 	clk_disable(i2c->clk);
-	i2c_pxa_disable(dev);
 	iounmap(i2c->reg_base);
 eremap:
 	clk_put(i2c->clk);
@@ -1103,7 +1074,6 @@ static int __exit i2c_pxa_remove(struct platform_device *dev)
 
 	clk_disable(i2c->clk);
 	clk_put(i2c->clk);
-	i2c_pxa_disable(dev);
 
 	iounmap(i2c->reg_base);
 	release_mem_region(i2c->iobase, i2c->iosize);
diff --git a/drivers/input/keyboard/tosakbd.c b/drivers/input/keyboard/tosakbd.c
index 94e444b4ee1..b12b7ee4b6a 100644
--- a/drivers/input/keyboard/tosakbd.c
+++ b/drivers/input/keyboard/tosakbd.c
@@ -215,8 +215,6 @@ static int tosakbd_suspend(struct platform_device *dev, pm_message_t state)
 	unsigned long flags;
 
 	spin_lock_irqsave(&tosakbd->lock, flags);
-	PGSR1 = (PGSR1 & ~TOSA_GPIO_LOW_STROBE_BIT);
-	PGSR2 = (PGSR2 & ~TOSA_GPIO_HIGH_STROBE_BIT);
 	tosakbd->suspended = 1;
 	spin_unlock_irqrestore(&tosakbd->lock, flags);
 
diff --git a/drivers/mfd/Kconfig b/drivers/mfd/Kconfig
index ae96bd6242f..0f6a885a6c1 100644
--- a/drivers/mfd/Kconfig
+++ b/drivers/mfd/Kconfig
@@ -5,6 +5,10 @@
 menu "Multifunction device drivers"
 	depends on HAS_IOMEM
 
+config MFD_CORE
+	tristate
+	default n
+
 config MFD_SM501
 	tristate "Support for Silicon Motion SM501"
 	 ---help---
@@ -38,6 +42,13 @@ config HTC_PASIC3
 	  HTC Magician devices, respectively. Actual functionality is
 	  handled by the leds-pasic3 and ds1wm drivers.
 
+config MFD_TC6393XB
+	bool "Support Toshiba TC6393XB"
+	depends on HAVE_GPIO_LIB
+	select MFD_CORE
+	help
+	  Support for Toshiba Mobile IO Controller TC6393XB
+
 endmenu
 
 menu "Multimedia Capabilities Port drivers"
diff --git a/drivers/mfd/Makefile b/drivers/mfd/Makefile
index eef4e26807d..33daa2f45dd 100644
--- a/drivers/mfd/Makefile
+++ b/drivers/mfd/Makefile
@@ -8,6 +8,10 @@ obj-$(CONFIG_MFD_ASIC3)		+= asic3.o
 obj-$(CONFIG_HTC_EGPIO)		+= htc-egpio.o
 obj-$(CONFIG_HTC_PASIC3)	+= htc-pasic3.o
 
+obj-$(CONFIG_MFD_TC6393XB)	+= tc6393xb.o
+
+obj-$(CONFIG_MFD_CORE)		+= mfd-core.o
+
 obj-$(CONFIG_MCP)		+= mcp-core.o
 obj-$(CONFIG_MCP_SA11X0)	+= mcp-sa11x0.o
 obj-$(CONFIG_MCP_UCB1200)	+= ucb1x00-core.o
diff --git a/drivers/mfd/mfd-core.c b/drivers/mfd/mfd-core.c
new file mode 100644
index 00000000000..d7d88ce053a
--- /dev/null
+++ b/drivers/mfd/mfd-core.c
@@ -0,0 +1,114 @@
+/*
+ * drivers/mfd/mfd-core.c
+ *
+ * core MFD support
+ * Copyright (c) 2006 Ian Molton
+ * Copyright (c) 2007,2008 Dmitry Baryshkov
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ */
+
+#include <linux/kernel.h>
+#include <linux/platform_device.h>
+#include <linux/mfd/core.h>
+
+static int mfd_add_device(struct platform_device *parent,
+		const struct mfd_cell *cell,
+		struct resource *mem_base,
+		int irq_base)
+{
+	struct resource res[cell->num_resources];
+	struct platform_device *pdev;
+	int ret = -ENOMEM;
+	int r;
+
+	pdev = platform_device_alloc(cell->name, parent->id);
+	if (!pdev)
+		goto fail_alloc;
+
+	pdev->dev.parent = &parent->dev;
+
+	ret = platform_device_add_data(pdev,
+			cell, sizeof(struct mfd_cell));
+	if (ret)
+		goto fail_device;
+
+	memzero(res, sizeof(res));
+	for (r = 0; r < cell->num_resources; r++) {
+		res[r].name = cell->resources[r].name;
+		res[r].flags = cell->resources[r].flags;
+
+		/* Find out base to use */
+		if (cell->resources[r].flags & IORESOURCE_MEM) {
+			res[r].parent = mem_base;
+			res[r].start = mem_base->start +
+				cell->resources[r].start;
+			res[r].end = mem_base->start +
+				cell->resources[r].end;
+		} else if (cell->resources[r].flags & IORESOURCE_IRQ) {
+			res[r].start = irq_base +
+				cell->resources[r].start;
+			res[r].end   = irq_base +
+				cell->resources[r].end;
+		} else {
+			res[r].parent = cell->resources[r].parent;
+			res[r].start = cell->resources[r].start;
+			res[r].end   = cell->resources[r].end;
+		}
+	}
+
+	platform_device_add_resources(pdev, res, cell->num_resources);
+
+	ret = platform_device_add(pdev);
+	if (ret)
+		goto fail_device;
+
+	return 0;
+
+/*	platform_device_del(pdev); */
+fail_device:
+	platform_device_put(pdev);
+fail_alloc:
+	return ret;
+}
+
+int mfd_add_devices(
+		struct platform_device *parent,
+		const struct mfd_cell *cells, int n_devs,
+		struct resource *mem_base,
+		int irq_base)
+{
+	int i;
+	int ret = 0;
+
+	for (i = 0; i < n_devs; i++) {
+		ret = mfd_add_device(parent, cells + i, mem_base, irq_base);
+		if (ret)
+			break;
+	}
+
+	if (ret)
+		mfd_remove_devices(parent);
+
+	return ret;
+}
+EXPORT_SYMBOL(mfd_add_devices);
+
+static int mfd_remove_devices_fn(struct device *dev, void *unused)
+{
+	platform_device_unregister(
+			container_of(dev, struct platform_device, dev));
+	return 0;
+}
+
+void mfd_remove_devices(struct platform_device *parent)
+{
+	device_for_each_child(&parent->dev, NULL, mfd_remove_devices_fn);
+}
+EXPORT_SYMBOL(mfd_remove_devices);
+
+MODULE_LICENSE("GPL");
+MODULE_AUTHOR("Ian Molton, Dmitry Baryshkov");
diff --git a/drivers/mfd/tc6393xb.c b/drivers/mfd/tc6393xb.c
new file mode 100644
index 00000000000..2d87501b6fd
--- /dev/null
+++ b/drivers/mfd/tc6393xb.c
@@ -0,0 +1,600 @@
+/*
+ * Toshiba TC6393XB SoC support
+ *
+ * Copyright(c) 2005-2006 Chris Humbert
+ * Copyright(c) 2005 Dirk Opfer
+ * Copyright(c) 2005 Ian Molton <spyro@f2s.com>
+ * Copyright(c) 2007 Dmitry Baryshkov
+ *
+ * Based on code written by Sharp/Lineo for 2.4 kernels
+ * Based on locomo.c
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/io.h>
+#include <linux/irq.h>
+#include <linux/platform_device.h>
+#include <linux/fb.h>
+#include <linux/clk.h>
+#include <linux/mfd/core.h>
+#include <linux/mfd/tmio.h>
+#include <linux/mfd/tc6393xb.h>
+#include <linux/gpio.h>
+
+#define SCR_REVID	0x08		/* b Revision ID	*/
+#define SCR_ISR		0x50		/* b Interrupt Status	*/
+#define SCR_IMR		0x52		/* b Interrupt Mask	*/
+#define SCR_IRR		0x54		/* b Interrupt Routing	*/
+#define SCR_GPER	0x60		/* w GP Enable		*/
+#define SCR_GPI_SR(i)	(0x64 + (i))	/* b3 GPI Status	*/
+#define SCR_GPI_IMR(i)	(0x68 + (i))	/* b3 GPI INT Mask	*/
+#define SCR_GPI_EDER(i)	(0x6c + (i))	/* b3 GPI Edge Detect Enable */
+#define SCR_GPI_LIR(i)	(0x70 + (i))	/* b3 GPI Level Invert	*/
+#define SCR_GPO_DSR(i)	(0x78 + (i))	/* b3 GPO Data Set	*/
+#define SCR_GPO_DOECR(i) (0x7c + (i))	/* b3 GPO Data OE Control */
+#define SCR_GP_IARCR(i)	(0x80 + (i))	/* b3 GP Internal Active Register Control */
+#define SCR_GP_IARLCR(i) (0x84 + (i))	/* b3 GP INTERNAL Active Register Level Control */
+#define SCR_GPI_BCR(i)	(0x88 + (i))	/* b3 GPI Buffer Control */
+#define SCR_GPA_IARCR	0x8c		/* w GPa Internal Active Register Control */
+#define SCR_GPA_IARLCR	0x90		/* w GPa Internal Active Register Level Control */
+#define SCR_GPA_BCR	0x94		/* w GPa Buffer Control */
+#define SCR_CCR		0x98		/* w Clock Control	*/
+#define SCR_PLL2CR	0x9a		/* w PLL2 Control	*/
+#define SCR_PLL1CR	0x9c		/* l PLL1 Control	*/
+#define SCR_DIARCR	0xa0		/* b Device Internal Active Register Control */
+#define SCR_DBOCR	0xa1		/* b Device Buffer Off Control */
+#define SCR_FER		0xe0		/* b Function Enable	*/
+#define SCR_MCR		0xe4		/* w Mode Control	*/
+#define SCR_CONFIG	0xfc		/* b Configuration Control */
+#define SCR_DEBUG	0xff		/* b Debug		*/
+
+#define SCR_CCR_CK32K	BIT(0)
+#define SCR_CCR_USBCK	BIT(1)
+#define SCR_CCR_UNK1	BIT(4)
+#define SCR_CCR_MCLK_MASK	(7 << 8)
+#define SCR_CCR_MCLK_OFF	(0 << 8)
+#define SCR_CCR_MCLK_12	(1 << 8)
+#define SCR_CCR_MCLK_24	(2 << 8)
+#define SCR_CCR_MCLK_48	(3 << 8)
+#define SCR_CCR_HCLK_MASK	(3 << 12)
+#define SCR_CCR_HCLK_24	(0 << 12)
+#define SCR_CCR_HCLK_48	(1 << 12)
+
+#define SCR_FER_USBEN		BIT(0)	/* USB host enable */
+#define SCR_FER_LCDCVEN		BIT(1)	/* polysilicon TFT enable */
+#define SCR_FER_SLCDEN		BIT(2)	/* SLCD enable */
+
+#define SCR_MCR_RDY_MASK		(3 << 0)
+#define SCR_MCR_RDY_OPENDRAIN	(0 << 0)
+#define SCR_MCR_RDY_TRISTATE	(1 << 0)
+#define SCR_MCR_RDY_PUSHPULL	(2 << 0)
+#define SCR_MCR_RDY_UNK		BIT(2)
+#define SCR_MCR_RDY_EN		BIT(3)
+#define SCR_MCR_INT_MASK		(3 << 4)
+#define SCR_MCR_INT_OPENDRAIN	(0 << 4)
+#define SCR_MCR_INT_TRISTATE	(1 << 4)
+#define SCR_MCR_INT_PUSHPULL	(2 << 4)
+#define SCR_MCR_INT_UNK		BIT(6)
+#define SCR_MCR_INT_EN		BIT(7)
+/* bits 8 - 16 are unknown */
+
+#define TC_GPIO_BIT(i)		(1 << (i & 0x7))
+
+/*--------------------------------------------------------------------------*/
+
+struct tc6393xb {
+	void __iomem		*scr;
+
+	struct gpio_chip	gpio;
+
+	struct clk		*clk; /* 3,6 Mhz */
+
+	spinlock_t		lock; /* protects RMW cycles */
+
+	struct {
+		u8		fer;
+		u16		ccr;
+		u8		gpi_bcr[3];
+		u8		gpo_dsr[3];
+		u8		gpo_doecr[3];
+	} suspend_state;
+
+	struct resource		rscr;
+	struct resource		*iomem;
+	int			irq;
+	int			irq_base;
+};
+
+enum {
+	TC6393XB_CELL_NAND,
+};
+
+/*--------------------------------------------------------------------------*/
+
+static int tc6393xb_nand_enable(struct platform_device *nand)
+{
+	struct platform_device *dev = to_platform_device(nand->dev.parent);
+	struct tc6393xb *tc6393xb = platform_get_drvdata(dev);
+	unsigned long flags;
+
+	spin_lock_irqsave(&tc6393xb->lock, flags);
+
+	/* SMD buffer on */
+	dev_dbg(&dev->dev, "SMD buffer on\n");
+	iowrite8(0xff, tc6393xb->scr + SCR_GPI_BCR(1));
+
+	spin_unlock_irqrestore(&tc6393xb->lock, flags);
+
+	return 0;
+}
+
+static struct resource __devinitdata tc6393xb_nand_resources[] = {
+	{
+		.name	= TMIO_NAND_CONFIG,
+		.start	= 0x0100,
+		.end	= 0x01ff,
+		.flags	= IORESOURCE_MEM,
+	},
+	{
+		.name	= TMIO_NAND_CONTROL,
+		.start	= 0x1000,
+		.end	= 0x1007,
+		.flags	= IORESOURCE_MEM,
+	},
+	{
+		.name	= TMIO_NAND_IRQ,
+		.start	= IRQ_TC6393_NAND,
+		.end	= IRQ_TC6393_NAND,
+		.flags	= IORESOURCE_IRQ,
+	},
+};
+
+static struct mfd_cell __devinitdata tc6393xb_cells[] = {
+	[TC6393XB_CELL_NAND] = {
+		.name = "tmio-nand",
+		.enable = tc6393xb_nand_enable,
+		.num_resources = ARRAY_SIZE(tc6393xb_nand_resources),
+		.resources = tc6393xb_nand_resources,
+	},
+};
+
+/*--------------------------------------------------------------------------*/
+
+static int tc6393xb_gpio_get(struct gpio_chip *chip,
+		unsigned offset)
+{
+	struct tc6393xb *tc6393xb = container_of(chip, struct tc6393xb, gpio);
+
+	/* XXX: does dsr also represent inputs? */
+	return ioread8(tc6393xb->scr + SCR_GPO_DSR(offset / 8))
+		& TC_GPIO_BIT(offset);
+}
+
+static void __tc6393xb_gpio_set(struct gpio_chip *chip,
+		unsigned offset, int value)
+{
+	struct tc6393xb *tc6393xb = container_of(chip, struct tc6393xb, gpio);
+	u8  dsr;
+
+	dsr = ioread8(tc6393xb->scr + SCR_GPO_DSR(offset / 8));
+	if (value)
+		dsr |= TC_GPIO_BIT(offset);
+	else
+		dsr &= ~TC_GPIO_BIT(offset);
+
+	iowrite8(dsr, tc6393xb->scr + SCR_GPO_DSR(offset / 8));
+}
+
+static void tc6393xb_gpio_set(struct gpio_chip *chip,
+		unsigned offset, int value)
+{
+	struct tc6393xb *tc6393xb = container_of(chip, struct tc6393xb, gpio);
+	unsigned long flags;
+
+	spin_lock_irqsave(&tc6393xb->lock, flags);
+
+	__tc6393xb_gpio_set(chip, offset, value);
+
+	spin_unlock_irqrestore(&tc6393xb->lock, flags);
+}
+
+static int tc6393xb_gpio_direction_input(struct gpio_chip *chip,
+			unsigned offset)
+{
+	struct tc6393xb *tc6393xb = container_of(chip, struct tc6393xb, gpio);
+	unsigned long flags;
+	u8 doecr;
+
+	spin_lock_irqsave(&tc6393xb->lock, flags);
+
+	doecr = ioread8(tc6393xb->scr + SCR_GPO_DOECR(offset / 8));
+	doecr &= ~TC_GPIO_BIT(offset);
+	iowrite8(doecr, tc6393xb->scr + SCR_GPO_DOECR(offset / 8));
+
+	spin_unlock_irqrestore(&tc6393xb->lock, flags);
+
+	return 0;
+}
+
+static int tc6393xb_gpio_direction_output(struct gpio_chip *chip,
+			unsigned offset, int value)
+{
+	struct tc6393xb *tc6393xb = container_of(chip, struct tc6393xb, gpio);
+	unsigned long flags;
+	u8 doecr;
+
+	spin_lock_irqsave(&tc6393xb->lock, flags);
+
+	__tc6393xb_gpio_set(chip, offset, value);
+
+	doecr = ioread8(tc6393xb->scr + SCR_GPO_DOECR(offset / 8));
+	doecr |= TC_GPIO_BIT(offset);
+	iowrite8(doecr, tc6393xb->scr + SCR_GPO_DOECR(offset / 8));
+
+	spin_unlock_irqrestore(&tc6393xb->lock, flags);
+
+	return 0;
+}
+
+static int tc6393xb_register_gpio(struct tc6393xb *tc6393xb, int gpio_base)
+{
+	tc6393xb->gpio.label = "tc6393xb";
+	tc6393xb->gpio.base = gpio_base;
+	tc6393xb->gpio.ngpio = 16;
+	tc6393xb->gpio.set = tc6393xb_gpio_set;
+	tc6393xb->gpio.get = tc6393xb_gpio_get;
+	tc6393xb->gpio.direction_input = tc6393xb_gpio_direction_input;
+	tc6393xb->gpio.direction_output = tc6393xb_gpio_direction_output;
+
+	return gpiochip_add(&tc6393xb->gpio);
+}
+
+/*--------------------------------------------------------------------------*/
+
+static void
+tc6393xb_irq(unsigned int irq, struct irq_desc *desc)
+{
+	struct tc6393xb *tc6393xb = get_irq_data(irq);
+	unsigned int isr;
+	unsigned int i, irq_base;
+
+	irq_base = tc6393xb->irq_base;
+
+	while ((isr = ioread8(tc6393xb->scr + SCR_ISR) &
+				~ioread8(tc6393xb->scr + SCR_IMR)))
+		for (i = 0; i < TC6393XB_NR_IRQS; i++) {
+			if (isr & (1 << i))
+				generic_handle_irq(irq_base + i);
+		}
+}
+
+static void tc6393xb_irq_ack(unsigned int irq)
+{
+}
+
+static void tc6393xb_irq_mask(unsigned int irq)
+{
+	struct tc6393xb *tc6393xb = get_irq_chip_data(irq);
+	unsigned long flags;
+	u8 imr;
+
+	spin_lock_irqsave(&tc6393xb->lock, flags);
+	imr = ioread8(tc6393xb->scr + SCR_IMR);
+	imr |= 1 << (irq - tc6393xb->irq_base);
+	iowrite8(imr, tc6393xb->scr + SCR_IMR);
+	spin_unlock_irqrestore(&tc6393xb->lock, flags);
+}
+
+static void tc6393xb_irq_unmask(unsigned int irq)
+{
+	struct tc6393xb *tc6393xb = get_irq_chip_data(irq);
+	unsigned long flags;
+	u8 imr;
+
+	spin_lock_irqsave(&tc6393xb->lock, flags);
+	imr = ioread8(tc6393xb->scr + SCR_IMR);
+	imr &= ~(1 << (irq - tc6393xb->irq_base));
+	iowrite8(imr, tc6393xb->scr + SCR_IMR);
+	spin_unlock_irqrestore(&tc6393xb->lock, flags);
+}
+
+static struct irq_chip tc6393xb_chip = {
+	.name	= "tc6393xb",
+	.ack	= tc6393xb_irq_ack,
+	.mask	= tc6393xb_irq_mask,
+	.unmask	= tc6393xb_irq_unmask,
+};
+
+static void tc6393xb_attach_irq(struct platform_device *dev)
+{
+	struct tc6393xb *tc6393xb = platform_get_drvdata(dev);
+	unsigned int irq, irq_base;
+
+	irq_base = tc6393xb->irq_base;
+
+	for (irq = irq_base; irq < irq_base + TC6393XB_NR_IRQS; irq++) {
+		set_irq_chip(irq, &tc6393xb_chip);
+		set_irq_chip_data(irq, tc6393xb);
+		set_irq_handler(irq, handle_edge_irq);
+		set_irq_flags(irq, IRQF_VALID | IRQF_PROBE);
+	}
+
+	set_irq_type(tc6393xb->irq, IRQT_FALLING);
+	set_irq_data(tc6393xb->irq, tc6393xb);
+	set_irq_chained_handler(tc6393xb->irq, tc6393xb_irq);
+}
+
+static void tc6393xb_detach_irq(struct platform_device *dev)
+{
+	struct tc6393xb *tc6393xb = platform_get_drvdata(dev);
+	unsigned int irq, irq_base;
+
+	set_irq_chained_handler(tc6393xb->irq, NULL);
+	set_irq_data(tc6393xb->irq, NULL);
+
+	irq_base = tc6393xb->irq_base;
+
+	for (irq = irq_base; irq < irq_base + TC6393XB_NR_IRQS; irq++) {
+		set_irq_flags(irq, 0);
+		set_irq_chip(irq, NULL);
+		set_irq_chip_data(irq, NULL);
+	}
+}
+
+/*--------------------------------------------------------------------------*/
+
+static int tc6393xb_hw_init(struct platform_device *dev)
+{
+	struct tc6393xb_platform_data *tcpd = dev->dev.platform_data;
+	struct tc6393xb *tc6393xb = platform_get_drvdata(dev);
+	int i;
+
+	iowrite8(tc6393xb->suspend_state.fer,	tc6393xb->scr + SCR_FER);
+	iowrite16(tcpd->scr_pll2cr,		tc6393xb->scr + SCR_PLL2CR);
+	iowrite16(tc6393xb->suspend_state.ccr,	tc6393xb->scr + SCR_CCR);
+	iowrite16(SCR_MCR_RDY_OPENDRAIN | SCR_MCR_RDY_UNK | SCR_MCR_RDY_EN |
+		  SCR_MCR_INT_OPENDRAIN | SCR_MCR_INT_UNK | SCR_MCR_INT_EN |
+		  BIT(15),			tc6393xb->scr + SCR_MCR);
+	iowrite16(tcpd->scr_gper,		tc6393xb->scr + SCR_GPER);
+	iowrite8(0,				tc6393xb->scr + SCR_IRR);
+	iowrite8(0xbf,				tc6393xb->scr + SCR_IMR);
+
+	for (i = 0; i < 3; i++) {
+		iowrite8(tc6393xb->suspend_state.gpo_dsr[i],
+					tc6393xb->scr + SCR_GPO_DSR(i));
+		iowrite8(tc6393xb->suspend_state.gpo_doecr[i],
+					tc6393xb->scr + SCR_GPO_DOECR(i));
+		iowrite8(tc6393xb->suspend_state.gpi_bcr[i],
+					tc6393xb->scr + SCR_GPI_BCR(i));
+	}
+
+	return 0;
+}
+
+static int __devinit tc6393xb_probe(struct platform_device *dev)
+{
+	struct tc6393xb_platform_data *tcpd = dev->dev.platform_data;
+	struct tc6393xb *tc6393xb;
+	struct resource *iomem;
+	struct resource *rscr;
+	int retval, temp;
+	int i;
+
+	iomem = platform_get_resource(dev, IORESOURCE_MEM, 0);
+	if (!iomem)
+		return -EINVAL;
+
+	tc6393xb = kzalloc(sizeof *tc6393xb, GFP_KERNEL);
+	if (!tc6393xb) {
+		retval = -ENOMEM;
+		goto err_kzalloc;
+	}
+
+	spin_lock_init(&tc6393xb->lock);
+
+	platform_set_drvdata(dev, tc6393xb);
+	tc6393xb->iomem = iomem;
+	tc6393xb->irq = platform_get_irq(dev, 0);
+	tc6393xb->irq_base = tcpd->irq_base;
+
+	tc6393xb->clk = clk_get(&dev->dev, "GPIO27_CLK" /* "CK3P6MI" */);
+	if (IS_ERR(tc6393xb->clk)) {
+		retval = PTR_ERR(tc6393xb->clk);
+		goto err_clk_get;
+	}
+
+	rscr = &tc6393xb->rscr;
+	rscr->name = "tc6393xb-core";
+	rscr->start = iomem->start;
+	rscr->end = iomem->start + 0xff;
+	rscr->flags = IORESOURCE_MEM;
+
+	retval = request_resource(iomem, rscr);
+	if (retval)
+		goto err_request_scr;
+
+	tc6393xb->scr = ioremap(rscr->start, rscr->end - rscr->start + 1);
+	if (!tc6393xb->scr) {
+		retval = -ENOMEM;
+		goto err_ioremap;
+	}
+
+	retval = clk_enable(tc6393xb->clk);
+	if (retval)
+		goto err_clk_enable;
+
+	retval = tcpd->enable(dev);
+	if (retval)
+		goto err_enable;
+
+	tc6393xb->suspend_state.fer = 0;
+	for (i = 0; i < 3; i++) {
+		tc6393xb->suspend_state.gpo_dsr[i] =
+			(tcpd->scr_gpo_dsr >> (8 * i)) & 0xff;
+		tc6393xb->suspend_state.gpo_doecr[i] =
+			(tcpd->scr_gpo_doecr >> (8 * i)) & 0xff;
+	}
+	/*
+	 * It may be necessary to change this back to
+	 * platform-dependant code
+	 */
+	tc6393xb->suspend_state.ccr = SCR_CCR_UNK1 |
+					SCR_CCR_HCLK_48;
+
+	retval = tc6393xb_hw_init(dev);
+	if (retval)
+		goto err_hw_init;
+
+	printk(KERN_INFO "Toshiba tc6393xb revision %d at 0x%08lx, irq %d\n",
+			ioread8(tc6393xb->scr + SCR_REVID),
+			(unsigned long) iomem->start, tc6393xb->irq);
+
+	tc6393xb->gpio.base = -1;
+
+	if (tcpd->gpio_base >= 0) {
+		retval = tc6393xb_register_gpio(tc6393xb, tcpd->gpio_base);
+		if (retval)
+			goto err_gpio_add;
+	}
+
+	if (tc6393xb->irq)
+		tc6393xb_attach_irq(dev);
+
+	tc6393xb_cells[TC6393XB_CELL_NAND].driver_data = tcpd->nand_data;
+
+	retval = mfd_add_devices(dev,
+			tc6393xb_cells, ARRAY_SIZE(tc6393xb_cells),
+			iomem, tcpd->irq_base);
+
+	return 0;
+
+	if (tc6393xb->irq)
+		tc6393xb_detach_irq(dev);
+
+err_gpio_add:
+	if (tc6393xb->gpio.base != -1)
+		temp = gpiochip_remove(&tc6393xb->gpio);
+err_hw_init:
+	tcpd->disable(dev);
+err_clk_enable:
+	clk_disable(tc6393xb->clk);
+err_enable:
+	iounmap(tc6393xb->scr);
+err_ioremap:
+	release_resource(&tc6393xb->rscr);
+err_request_scr:
+	clk_put(tc6393xb->clk);
+err_clk_get:
+	kfree(tc6393xb);
+err_kzalloc:
+	return retval;
+}
+
+static int __devexit tc6393xb_remove(struct platform_device *dev)
+{
+	struct tc6393xb_platform_data *tcpd = dev->dev.platform_data;
+	struct tc6393xb *tc6393xb = platform_get_drvdata(dev);
+	int ret;
+
+	mfd_remove_devices(dev);
+
+	if (tc6393xb->irq)
+		tc6393xb_detach_irq(dev);
+
+	if (tc6393xb->gpio.base != -1) {
+		ret = gpiochip_remove(&tc6393xb->gpio);
+		if (ret) {
+			dev_err(&dev->dev, "Can't remove gpio chip: %d\n", ret);
+			return ret;
+		}
+	}
+
+	ret = tcpd->disable(dev);
+
+	clk_disable(tc6393xb->clk);
+
+	iounmap(tc6393xb->scr);
+
+	release_resource(&tc6393xb->rscr);
+
+	platform_set_drvdata(dev, NULL);
+
+	clk_put(tc6393xb->clk);
+
+	kfree(tc6393xb);
+
+	return ret;
+}
+
+#ifdef CONFIG_PM
+static int tc6393xb_suspend(struct platform_device *dev, pm_message_t state)
+{
+	struct tc6393xb_platform_data *tcpd = dev->dev.platform_data;
+	struct tc6393xb *tc6393xb = platform_get_drvdata(dev);
+	int i;
+
+
+	tc6393xb->suspend_state.ccr = ioread16(tc6393xb->scr + SCR_CCR);
+	tc6393xb->suspend_state.fer = ioread8(tc6393xb->scr + SCR_FER);
+
+	for (i = 0; i < 3; i++) {
+		tc6393xb->suspend_state.gpo_dsr[i] =
+			ioread8(tc6393xb->scr + SCR_GPO_DSR(i));
+		tc6393xb->suspend_state.gpo_doecr[i] =
+			ioread8(tc6393xb->scr + SCR_GPO_DOECR(i));
+		tc6393xb->suspend_state.gpi_bcr[i] =
+			ioread8(tc6393xb->scr + SCR_GPI_BCR(i));
+	}
+
+	return tcpd->suspend(dev);
+}
+
+static int tc6393xb_resume(struct platform_device *dev)
+{
+	struct tc6393xb_platform_data *tcpd = dev->dev.platform_data;
+	int ret = tcpd->resume(dev);
+
+	if (ret)
+		return ret;
+
+	return tc6393xb_hw_init(dev);
+}
+#else
+#define tc6393xb_suspend NULL
+#define tc6393xb_resume NULL
+#endif
+
+static struct platform_driver tc6393xb_driver = {
+	.probe = tc6393xb_probe,
+	.remove = __devexit_p(tc6393xb_remove),
+	.suspend = tc6393xb_suspend,
+	.resume = tc6393xb_resume,
+
+	.driver = {
+		.name = "tc6393xb",
+		.owner = THIS_MODULE,
+	},
+};
+
+static int __init tc6393xb_init(void)
+{
+	return platform_driver_register(&tc6393xb_driver);
+}
+
+static void __exit tc6393xb_exit(void)
+{
+	platform_driver_unregister(&tc6393xb_driver);
+}
+
+subsys_initcall(tc6393xb_init);
+module_exit(tc6393xb_exit);
+
+MODULE_LICENSE("GPL");
+MODULE_AUTHOR("Ian Molton, Dmitry Baryshkov and Dirk Opfer");
+MODULE_DESCRIPTION("tc6393xb Toshiba Mobile IO Controller");
+MODULE_ALIAS("platform:tc6393xb");
diff --git a/drivers/mtd/nand/cmx270_nand.c b/drivers/mtd/nand/cmx270_nand.c
index cb663ef245d..fc8529bedfd 100644
--- a/drivers/mtd/nand/cmx270_nand.c
+++ b/drivers/mtd/nand/cmx270_nand.c
@@ -20,9 +20,11 @@
 
 #include <linux/mtd/nand.h>
 #include <linux/mtd/partitions.h>
+#include <linux/gpio.h>
 
 #include <asm/io.h>
 #include <asm/irq.h>
+#include <asm/mach-types.h>
 
 #include <asm/arch/hardware.h>
 #include <asm/arch/pxa-regs.h>
@@ -30,20 +32,6 @@
 #define GPIO_NAND_CS	(11)
 #define GPIO_NAND_RB	(89)
 
-/* This macro needed to ensure in-order operation of GPIO and local
- * bus. Without both asm command and dummy uncached read there're
- * states when NAND access is broken. I've looked for such macro(s) in
- * include/asm-arm but found nothing approptiate.
- * dmac_clean_range is close, but is makes cache invalidation
- * unnecessary here and it cannot be used in module
- */
-#define DRAIN_WB() \
-	do { \
-		unsigned char dummy; \
-		asm volatile ("mcr p15, 0, r0, c7, c10, 4":::"r0"); \
-		dummy=*((unsigned char*)UNCACHED_ADDR); \
-	} while(0)
-
 /* MTD structure for CM-X270 board */
 static struct mtd_info *cmx270_nand_mtd;
 
@@ -103,14 +91,14 @@ static int cmx270_verify_buf(struct mtd_info *mtd, const u_char *buf, int len)
 
 static inline void nand_cs_on(void)
 {
-	GPCR(GPIO_NAND_CS) = GPIO_bit(GPIO_NAND_CS);
+	gpio_set_value(GPIO_NAND_CS, 0);
 }
 
 static void nand_cs_off(void)
 {
-	DRAIN_WB();
+	dsb();
 
-	GPSR(GPIO_NAND_CS) = GPIO_bit(GPIO_NAND_CS);
+	gpio_set_value(GPIO_NAND_CS, 1);
 }
 
 /*
@@ -122,7 +110,7 @@ static void cmx270_hwcontrol(struct mtd_info *mtd, int dat,
 	struct nand_chip* this = mtd->priv;
 	unsigned int nandaddr = (unsigned int)this->IO_ADDR_W;
 
-	DRAIN_WB();
+	dsb();
 
 	if (ctrl & NAND_CTRL_CHANGE) {
 		if ( ctrl & NAND_ALE )
@@ -139,12 +127,12 @@ static void cmx270_hwcontrol(struct mtd_info *mtd, int dat,
 			nand_cs_off();
 	}
 
-	DRAIN_WB();
+	dsb();
 	this->IO_ADDR_W = (void __iomem*)nandaddr;
 	if (dat != NAND_CMD_NONE)
 		writel((dat << 16), this->IO_ADDR_W);
 
-	DRAIN_WB();
+	dsb();
 }
 
 /*
@@ -152,9 +140,9 @@ static void cmx270_hwcontrol(struct mtd_info *mtd, int dat,
  */
 static int cmx270_device_ready(struct mtd_info *mtd)
 {
-	DRAIN_WB();
+	dsb();
 
-	return (GPLR(GPIO_NAND_RB) & GPIO_bit(GPIO_NAND_RB));
+	return (gpio_get_value(GPIO_NAND_RB));
 }
 
 /*
@@ -168,20 +156,40 @@ static int cmx270_init(void)
 	int mtd_parts_nb = 0;
 	int ret;
 
+	if (!machine_is_armcore())
+		return -ENODEV;
+
+	ret = gpio_request(GPIO_NAND_CS, "NAND CS");
+	if (ret) {
+		pr_warning("CM-X270: failed to request NAND CS gpio\n");
+		return ret;
+	}
+
+	gpio_direction_output(GPIO_NAND_CS, 1);
+
+	ret = gpio_request(GPIO_NAND_RB, "NAND R/B");
+	if (ret) {
+		pr_warning("CM-X270: failed to request NAND R/B gpio\n");
+		goto err_gpio_request;
+	}
+
+	gpio_direction_input(GPIO_NAND_RB);
+
 	/* Allocate memory for MTD device structure and private data */
 	cmx270_nand_mtd = kzalloc(sizeof(struct mtd_info) +
 				  sizeof(struct nand_chip),
 				  GFP_KERNEL);
 	if (!cmx270_nand_mtd) {
-		printk("Unable to allocate CM-X270 NAND MTD device structure.\n");
-		return -ENOMEM;
+		pr_debug("Unable to allocate CM-X270 NAND MTD device structure.\n");
+		ret = -ENOMEM;
+		goto err_kzalloc;
 	}
 
 	cmx270_nand_io = ioremap(PXA_CS1_PHYS, 12);
 	if (!cmx270_nand_io) {
-		printk("Unable to ioremap NAND device\n");
+		pr_debug("Unable to ioremap NAND device\n");
 		ret = -EINVAL;
-		goto err1;
+		goto err_ioremap;
 	}
 
 	/* Get pointer to private data */
@@ -209,9 +217,9 @@ static int cmx270_init(void)
 
 	/* Scan to find existence of the device */
 	if (nand_scan (cmx270_nand_mtd, 1)) {
-		printk(KERN_NOTICE "No NAND device\n");
+		pr_notice("No NAND device\n");
 		ret = -ENXIO;
-		goto err2;
+		goto err_scan;
 	}
 
 #ifdef CONFIG_MTD_CMDLINE_PARTS
@@ -229,18 +237,22 @@ static int cmx270_init(void)
 	}
 
 	/* Register the partitions */
-	printk(KERN_NOTICE "Using %s partition definition\n", part_type);
+	pr_notice("Using %s partition definition\n", part_type);
 	ret = add_mtd_partitions(cmx270_nand_mtd, mtd_parts, mtd_parts_nb);
 	if (ret)
-		goto err2;
+		goto err_scan;
 
 	/* Return happy */
 	return 0;
 
-err2:
+err_scan:
 	iounmap(cmx270_nand_io);
-err1:
+err_ioremap:
 	kfree(cmx270_nand_mtd);
+err_kzalloc:
+	gpio_free(GPIO_NAND_RB);
+err_gpio_request:
+	gpio_free(GPIO_NAND_CS);
 
 	return ret;
 
@@ -255,6 +267,9 @@ static void cmx270_cleanup(void)
 	/* Release resources, unregister device */
 	nand_release(cmx270_nand_mtd);
 
+	gpio_free(GPIO_NAND_RB);
+	gpio_free(GPIO_NAND_CS);
+
 	iounmap(cmx270_nand_io);
 
 	/* Free the MTD device structure */
diff --git a/drivers/net/irda/pxaficp_ir.c b/drivers/net/irda/pxaficp_ir.c
index d5c2d27f3ea..f76b0b6c277 100644
--- a/drivers/net/irda/pxaficp_ir.c
+++ b/drivers/net/irda/pxaficp_ir.c
@@ -13,16 +13,8 @@
  *
  */
 #include <linux/module.h>
-#include <linux/types.h>
-#include <linux/init.h>
-#include <linux/errno.h>
 #include <linux/netdevice.h>
-#include <linux/slab.h>
-#include <linux/rtnetlink.h>
-#include <linux/interrupt.h>
-#include <linux/dma-mapping.h>
 #include <linux/platform_device.h>
-#include <linux/pm.h>
 #include <linux/clk.h>
 
 #include <net/irda/irda.h>
@@ -30,17 +22,9 @@
 #include <net/irda/wrapper.h>
 #include <net/irda/irda_device.h>
 
-#include <asm/irq.h>
 #include <asm/dma.h>
-#include <asm/delay.h>
-#include <asm/hardware.h>
 #include <asm/arch/irda.h>
 #include <asm/arch/pxa-regs.h>
-#include <asm/arch/pxa2xx-gpio.h>
-
-#ifdef CONFIG_MACH_MAINSTONE
-#include <asm/arch/mainstone.h>
-#endif
 
 #define IrSR_RXPL_NEG_IS_ZERO (1<<4)
 #define IrSR_RXPL_POS_IS_ZERO 0x0
@@ -163,10 +147,6 @@ static int pxa_irda_set_speed(struct pxa_irda *si, int speed)
 			/* set board transceiver to SIR mode */
 			si->pdata->transceiver_mode(si->dev, IR_SIRMODE);
 
-			/* configure GPIO46/47 */
-			pxa_gpio_mode(GPIO46_STRXD_MD);
-			pxa_gpio_mode(GPIO47_STTXD_MD);
-
 			/* enable the STUART clock */
 			pxa_irda_enable_sirclk(si);
 		}
@@ -201,10 +181,6 @@ static int pxa_irda_set_speed(struct pxa_irda *si, int speed)
 		/* set board transceiver to FIR mode */
 		si->pdata->transceiver_mode(si->dev, IR_FIRMODE);
 
-		/* configure GPIO46/47 */
-		pxa_gpio_mode(GPIO46_ICPRXD_MD);
-		pxa_gpio_mode(GPIO47_ICPTXD_MD);
-
 		/* enable the FICP clock */
 		pxa_irda_enable_firclk(si);
 
diff --git a/drivers/net/smc91x.c b/drivers/net/smc91x.c
index f2051b209da..2040965d772 100644
--- a/drivers/net/smc91x.c
+++ b/drivers/net/smc91x.c
@@ -308,7 +308,7 @@ static void smc_reset(struct net_device *dev)
 	 * can't handle it then there will be no recovery except for
 	 * a hard reset or power cycle
 	 */
-	if (nowait)
+	if (lp->cfg.flags & SMC91X_NOWAIT)
 		cfg |= CONFIG_NO_WAIT;
 
 	/*
@@ -1939,8 +1939,11 @@ static int __init smc_probe(struct net_device *dev, void __iomem *ioaddr,
       	if (retval)
       		goto err_out;
 
-#ifdef SMC_USE_PXA_DMA
-	{
+#ifdef CONFIG_ARCH_PXA
+#  ifdef SMC_USE_PXA_DMA
+	lp->cfg.flags |= SMC91X_USE_DMA;
+#  endif
+	if (lp->cfg.flags & SMC91X_USE_DMA) {
 		int dma = pxa_request_dma(dev->name, DMA_PRIO_LOW,
 					  smc_pxa_dma_irq, NULL);
 		if (dma >= 0)
@@ -1980,7 +1983,7 @@ static int __init smc_probe(struct net_device *dev, void __iomem *ioaddr,
 	}
 
 err_out:
-#ifdef SMC_USE_PXA_DMA
+#ifdef CONFIG_ARCH_PXA
 	if (retval && dev->dma != (unsigned char)-1)
 		pxa_free_dma(dev->dma);
 #endif
@@ -2050,9 +2053,11 @@ static int smc_enable_device(struct platform_device *pdev)
 	return 0;
 }
 
-static int smc_request_attrib(struct platform_device *pdev)
+static int smc_request_attrib(struct platform_device *pdev,
+			      struct net_device *ndev)
 {
 	struct resource * res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "smc91x-attrib");
+	struct smc_local *lp = netdev_priv(ndev);
 
 	if (!res)
 		return 0;
@@ -2063,9 +2068,11 @@ static int smc_request_attrib(struct platform_device *pdev)
 	return 0;
 }
 
-static void smc_release_attrib(struct platform_device *pdev)
+static void smc_release_attrib(struct platform_device *pdev,
+			       struct net_device *ndev)
 {
 	struct resource * res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "smc91x-attrib");
+	struct smc_local *lp = netdev_priv(ndev);
 
 	if (res)
 		release_mem_region(res->start, ATTRIB_SIZE);
@@ -2123,27 +2130,14 @@ static int smc_drv_probe(struct platform_device *pdev)
 	struct net_device *ndev;
 	struct resource *res, *ires;
 	unsigned int __iomem *addr;
+	unsigned long irq_flags = SMC_IRQ_FLAGS;
 	int ret;
 
-	res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "smc91x-regs");
-	if (!res)
-		res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	if (!res) {
-		ret = -ENODEV;
-		goto out;
-	}
-
-
-	if (!request_mem_region(res->start, SMC_IO_EXTENT, CARDNAME)) {
-		ret = -EBUSY;
-		goto out;
-	}
-
 	ndev = alloc_etherdev(sizeof(struct smc_local));
 	if (!ndev) {
 		printk("%s: could not allocate device.\n", CARDNAME);
 		ret = -ENOMEM;
-		goto out_release_io;
+		goto out;
 	}
 	SET_NETDEV_DEV(ndev, &pdev->dev);
 
@@ -2152,37 +2146,47 @@ static int smc_drv_probe(struct platform_device *pdev)
 	 */
 
 	lp = netdev_priv(ndev);
-	lp->cfg.irq_flags = SMC_IRQ_FLAGS;
 
-#ifdef SMC_DYNAMIC_BUS_CONFIG
-	if (pd)
+	if (pd) {
 		memcpy(&lp->cfg, pd, sizeof(lp->cfg));
-	else {
-		lp->cfg.flags = SMC91X_USE_8BIT;
-		lp->cfg.flags |= SMC91X_USE_16BIT;
-		lp->cfg.flags |= SMC91X_USE_32BIT;
+		lp->io_shift = SMC91X_IO_SHIFT(lp->cfg.flags);
+	} else {
+		lp->cfg.flags |= (SMC_CAN_USE_8BIT)  ? SMC91X_USE_8BIT  : 0;
+		lp->cfg.flags |= (SMC_CAN_USE_16BIT) ? SMC91X_USE_16BIT : 0;
+		lp->cfg.flags |= (SMC_CAN_USE_32BIT) ? SMC91X_USE_32BIT : 0;
+		lp->cfg.flags |= (nowait) ? SMC91X_NOWAIT : 0;
 	}
 
-	lp->cfg.flags &= ~(SMC_CAN_USE_8BIT ? 0 : SMC91X_USE_8BIT);
-	lp->cfg.flags &= ~(SMC_CAN_USE_16BIT ? 0 : SMC91X_USE_16BIT);
-	lp->cfg.flags &= ~(SMC_CAN_USE_32BIT ? 0 : SMC91X_USE_32BIT);
-#endif
-
 	ndev->dma = (unsigned char)-1;
 
+	res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "smc91x-regs");
+	if (!res)
+		res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+	if (!res) {
+		ret = -ENODEV;
+		goto out_free_netdev;
+	}
+
+
+	if (!request_mem_region(res->start, SMC_IO_EXTENT, CARDNAME)) {
+		ret = -EBUSY;
+		goto out_free_netdev;
+	}
+
 	ires = platform_get_resource(pdev, IORESOURCE_IRQ, 0);
 	if (!ires) {
 		ret = -ENODEV;
-		goto out_free_netdev;
+		goto out_release_io;
 	}
 
 	ndev->irq = ires->start;
-	if (SMC_IRQ_FLAGS == -1)
-		lp->cfg.irq_flags = ires->flags & IRQF_TRIGGER_MASK;
 
-	ret = smc_request_attrib(pdev);
+	if (ires->flags & IRQF_TRIGGER_MASK)
+		irq_flags = ires->flags & IRQF_TRIGGER_MASK;
+
+	ret = smc_request_attrib(pdev, ndev);
 	if (ret)
-		goto out_free_netdev;
+		goto out_release_io;
 #if defined(CONFIG_SA1100_ASSABET)
 	NCR_0 |= NCR_ENET_OSC_EN;
 #endif
@@ -2197,7 +2201,7 @@ static int smc_drv_probe(struct platform_device *pdev)
 		goto out_release_attrib;
 	}
 
-#ifdef SMC_USE_PXA_DMA
+#ifdef CONFIG_ARCH_PXA
 	{
 		struct smc_local *lp = netdev_priv(ndev);
 		lp->device = &pdev->dev;
@@ -2205,7 +2209,7 @@ static int smc_drv_probe(struct platform_device *pdev)
 	}
 #endif
 
-	ret = smc_probe(ndev, addr, lp->cfg.irq_flags);
+	ret = smc_probe(ndev, addr, irq_flags);
 	if (ret != 0)
 		goto out_iounmap;
 
@@ -2217,11 +2221,11 @@ static int smc_drv_probe(struct platform_device *pdev)
 	platform_set_drvdata(pdev, NULL);
 	iounmap(addr);
  out_release_attrib:
-	smc_release_attrib(pdev);
- out_free_netdev:
-	free_netdev(ndev);
+	smc_release_attrib(pdev, ndev);
  out_release_io:
 	release_mem_region(res->start, SMC_IO_EXTENT);
+ out_free_netdev:
+	free_netdev(ndev);
  out:
 	printk("%s: not found (%d).\n", CARDNAME, ret);
 
@@ -2240,14 +2244,14 @@ static int smc_drv_remove(struct platform_device *pdev)
 
 	free_irq(ndev->irq, ndev);
 
-#ifdef SMC_USE_PXA_DMA
+#ifdef CONFIG_ARCH_PXA
 	if (ndev->dma != (unsigned char)-1)
 		pxa_free_dma(ndev->dma);
 #endif
 	iounmap(lp->base);
 
 	smc_release_datacs(pdev,ndev);
-	smc_release_attrib(pdev);
+	smc_release_attrib(pdev,ndev);
 
 	res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "smc91x-regs");
 	if (!res)
diff --git a/drivers/net/smc91x.h b/drivers/net/smc91x.h
index 8606818653f..22209b6f140 100644
--- a/drivers/net/smc91x.h
+++ b/drivers/net/smc91x.h
@@ -40,23 +40,46 @@
  * Define your architecture specific bus configuration parameters here.
  */
 
-#if	defined(CONFIG_ARCH_LUBBOCK)
+#if defined(CONFIG_ARCH_LUBBOCK) ||\
+    defined(CONFIG_MACH_MAINSTONE) ||\
+    defined(CONFIG_MACH_ZYLONITE) ||\
+    defined(CONFIG_MACH_LITTLETON)
 
-/* We can only do 16-bit reads and writes in the static memory space. */
-#define SMC_CAN_USE_8BIT	0
+#include <asm/mach-types.h>
+
+/* Now the bus width is specified in the platform data
+ * pretend here to support all I/O access types
+ */
+#define SMC_CAN_USE_8BIT	1
 #define SMC_CAN_USE_16BIT	1
-#define SMC_CAN_USE_32BIT	0
+#define SMC_CAN_USE_32BIT	1
 #define SMC_NOWAIT		1
 
-/* The first two address lines aren't connected... */
-#define SMC_IO_SHIFT		2
+#define SMC_IO_SHIFT		(lp->io_shift)
 
+#define SMC_inb(a, r)		readb((a) + (r))
 #define SMC_inw(a, r)		readw((a) + (r))
-#define SMC_outw(v, a, r)	writew(v, (a) + (r))
+#define SMC_inl(a, r)		readl((a) + (r))
+#define SMC_outb(v, a, r)	writeb(v, (a) + (r))
+#define SMC_outl(v, a, r)	writel(v, (a) + (r))
 #define SMC_insw(a, r, p, l)	readsw((a) + (r), p, l)
 #define SMC_outsw(a, r, p, l)	writesw((a) + (r), p, l)
+#define SMC_insl(a, r, p, l)	readsl((a) + (r), p, l)
+#define SMC_outsl(a, r, p, l)	writesl((a) + (r), p, l)
 #define SMC_IRQ_FLAGS		(-1)	/* from resource */
 
+/* We actually can't write halfwords properly if not word aligned */
+static inline void SMC_outw(u16 val, void __iomem *ioaddr, int reg)
+{
+	if (machine_is_mainstone() && reg & 2) {
+		unsigned int v = val << 16;
+		v |= readl(ioaddr + (reg & ~2)) & 0xffff;
+		writel(v, ioaddr + (reg & ~2));
+	} else {
+		writew(val, ioaddr + reg);
+	}
+}
+
 #elif defined(CONFIG_BLACKFIN)
 
 #define SMC_IRQ_FLAGS		IRQF_TRIGGER_HIGH
@@ -195,7 +218,6 @@
 #define SMC_outsw(a, r, p, l)	writesw((a) + (r), p, l)
 
 #elif	defined(CONFIG_ARCH_INNOKOM) || \
-	defined(CONFIG_MACH_MAINSTONE) || \
 	defined(CONFIG_ARCH_PXA_IDP) || \
 	defined(CONFIG_ARCH_RAMSES) || \
 	defined(CONFIG_ARCH_PCM027)
@@ -229,22 +251,6 @@ SMC_outw(u16 val, void __iomem *ioaddr, int reg)
 	}
 }
 
-#elif defined(CONFIG_MACH_ZYLONITE)
-
-#define SMC_CAN_USE_8BIT        1
-#define SMC_CAN_USE_16BIT       1
-#define SMC_CAN_USE_32BIT       0
-#define SMC_IO_SHIFT            0
-#define SMC_NOWAIT              1
-#define SMC_USE_PXA_DMA		1
-#define SMC_inb(a, r)           readb((a) + (r))
-#define SMC_inw(a, r)           readw((a) + (r))
-#define SMC_insw(a, r, p, l)    insw((a) + (r), p, l)
-#define SMC_outsw(a, r, p, l)   outsw((a) + (r), p, l)
-#define SMC_outb(v, a, r)       writeb(v, (a) + (r))
-#define SMC_outw(v, a, r)       writew(v, (a) + (r))
-#define SMC_IRQ_FLAGS		(-1)	/* from resource */
-
 #elif	defined(CONFIG_ARCH_OMAP)
 
 /* We can only do 16-bit reads and writes in the static memory space. */
@@ -454,7 +460,6 @@ static inline void LPD7_SMC_outsw (unsigned char* a, int r,
 #define RPC_LSA_DEFAULT		RPC_LED_100_10
 #define RPC_LSB_DEFAULT		RPC_LED_TX_RX
 
-#define SMC_DYNAMIC_BUS_CONFIG
 #endif
 
 
@@ -493,7 +498,7 @@ struct smc_local {
 
 	spinlock_t lock;
 
-#ifdef SMC_USE_PXA_DMA
+#ifdef CONFIG_ARCH_PXA
 	/* DMA needs the physical address of the chip */
 	u_long physaddr;
 	struct device *device;
@@ -501,20 +506,17 @@ struct smc_local {
 	void __iomem *base;
 	void __iomem *datacs;
 
+	/* the low address lines on some platforms aren't connected... */
+	int	io_shift;
+
 	struct smc91x_platdata cfg;
 };
 
-#ifdef SMC_DYNAMIC_BUS_CONFIG
-#define SMC_8BIT(p) (((p)->cfg.flags & SMC91X_USE_8BIT) && SMC_CAN_USE_8BIT)
-#define SMC_16BIT(p) (((p)->cfg.flags & SMC91X_USE_16BIT) && SMC_CAN_USE_16BIT)
-#define SMC_32BIT(p) (((p)->cfg.flags & SMC91X_USE_32BIT) && SMC_CAN_USE_32BIT)
-#else
-#define SMC_8BIT(p) SMC_CAN_USE_8BIT
-#define SMC_16BIT(p) SMC_CAN_USE_16BIT
-#define SMC_32BIT(p) SMC_CAN_USE_32BIT
-#endif
+#define SMC_8BIT(p)	((p)->cfg.flags & SMC91X_USE_8BIT)
+#define SMC_16BIT(p)	((p)->cfg.flags & SMC91X_USE_16BIT)
+#define SMC_32BIT(p)	((p)->cfg.flags & SMC91X_USE_32BIT)
 
-#ifdef SMC_USE_PXA_DMA
+#ifdef CONFIG_ARCH_PXA
 /*
  * Let's use the DMA engine on the XScale PXA2xx for RX packets. This is
  * always happening in irq context so no need to worry about races.  TX is
@@ -608,7 +610,7 @@ smc_pxa_dma_irq(int dma, void *dummy)
 {
 	DCSR(dma) = 0;
 }
-#endif  /* SMC_USE_PXA_DMA */
+#endif  /* CONFIG_ARCH_PXA */
 
 
 /*
diff --git a/drivers/pcmcia/Kconfig b/drivers/pcmcia/Kconfig
index 1b0eb5aaf65..86dd324c8ce 100644
--- a/drivers/pcmcia/Kconfig
+++ b/drivers/pcmcia/Kconfig
@@ -219,7 +219,8 @@ config PCMCIA_SA1111
 config PCMCIA_PXA2XX
 	tristate "PXA2xx support"
 	depends on ARM && ARCH_PXA && PCMCIA
-	depends on ARCH_LUBBOCK || MACH_MAINSTONE || PXA_SHARPSL || MACH_ARMCORE
+	depends on (ARCH_LUBBOCK || MACH_MAINSTONE || PXA_SHARPSL \
+		    || MACH_ARMCORE || ARCH_PXA_PALM)
 	help
 	  Say Y here to include support for the PXA2xx PCMCIA controller
 
diff --git a/drivers/pcmcia/Makefile b/drivers/pcmcia/Makefile
index 6f6478ba717..8e6dd22e930 100644
--- a/drivers/pcmcia/Makefile
+++ b/drivers/pcmcia/Makefile
@@ -71,4 +71,5 @@ pxa2xx_cs-$(CONFIG_ARCH_LUBBOCK)		+= pxa2xx_lubbock.o sa1111_generic.o
 pxa2xx_cs-$(CONFIG_MACH_MAINSTONE)		+= pxa2xx_mainstone.o
 pxa2xx_cs-$(CONFIG_PXA_SHARPSL)			+= pxa2xx_sharpsl.o
 pxa2xx_cs-$(CONFIG_MACH_ARMCORE)		+= pxa2xx_cm_x270.o
+pxa2xx_cs-$(CONFIG_MACH_PALMTX)		+= pxa2xx_palmtx.o
 
diff --git a/drivers/pcmcia/pxa2xx_cm_x270.c b/drivers/pcmcia/pxa2xx_cm_x270.c
index e7ab060ff11..bb95db7d2b7 100644
--- a/drivers/pcmcia/pxa2xx_cm_x270.c
+++ b/drivers/pcmcia/pxa2xx_cm_x270.c
@@ -5,82 +5,60 @@
  * it under the terms of the GNU General Public License version 2 as
  * published by the Free Software Foundation.
  *
- * Compulab Ltd., 2003, 2007
+ * Compulab Ltd., 2003, 2007, 2008
  * Mike Rapoport <mike@compulab.co.il>
  *
  */
 
-#include <linux/kernel.h>
-#include <linux/sched.h>
 #include <linux/platform_device.h>
 #include <linux/irq.h>
 #include <linux/delay.h>
+#include <linux/gpio.h>
 
-#include <pcmcia/ss.h>
-#include <asm/hardware.h>
-
+#include <asm/mach-types.h>
 #include <asm/arch/pxa-regs.h>
-#include <asm/arch/pxa2xx-gpio.h>
-#include <asm/arch/cm-x270.h>
 
 #include "soc_common.h"
 
+#define GPIO_PCMCIA_S0_CD_VALID	(84)
+#define GPIO_PCMCIA_S0_RDYINT	(82)
+#define GPIO_PCMCIA_RESET	(53)
+
+#define PCMCIA_S0_CD_VALID	IRQ_GPIO(GPIO_PCMCIA_S0_CD_VALID)
+#define PCMCIA_S0_RDYINT	IRQ_GPIO(GPIO_PCMCIA_S0_RDYINT)
+
+
 static struct pcmcia_irqs irqs[] = {
 	{ 0, PCMCIA_S0_CD_VALID, "PCMCIA0 CD" },
-	{ 1, PCMCIA_S1_CD_VALID, "PCMCIA1 CD" },
 };
 
 static int cmx270_pcmcia_hw_init(struct soc_pcmcia_socket *skt)
 {
-	GPSR(GPIO48_nPOE) = GPIO_bit(GPIO48_nPOE) |
-		GPIO_bit(GPIO49_nPWE) |
-		GPIO_bit(GPIO50_nPIOR) |
-		GPIO_bit(GPIO51_nPIOW) |
-		GPIO_bit(GPIO85_nPCE_1) |
-		GPIO_bit(GPIO54_nPCE_2);
-
-	pxa_gpio_mode(GPIO48_nPOE_MD);
-	pxa_gpio_mode(GPIO49_nPWE_MD);
-	pxa_gpio_mode(GPIO50_nPIOR_MD);
-	pxa_gpio_mode(GPIO51_nPIOW_MD);
-	pxa_gpio_mode(GPIO85_nPCE_1_MD);
-	pxa_gpio_mode(GPIO54_nPCE_2_MD);
-	pxa_gpio_mode(GPIO55_nPREG_MD);
-	pxa_gpio_mode(GPIO56_nPWAIT_MD);
-	pxa_gpio_mode(GPIO57_nIOIS16_MD);
-
-	/* Reset signal */
-	pxa_gpio_mode(GPIO53_nPCE_2 | GPIO_OUT);
-	GPCR(GPIO53_nPCE_2) = GPIO_bit(GPIO53_nPCE_2);
-
-	set_irq_type(PCMCIA_S0_CD_VALID, IRQ_TYPE_EDGE_BOTH);
-	set_irq_type(PCMCIA_S1_CD_VALID, IRQ_TYPE_EDGE_BOTH);
-
-	/* irq's for slots: */
-	set_irq_type(PCMCIA_S0_RDYINT, IRQ_TYPE_EDGE_FALLING);
-	set_irq_type(PCMCIA_S1_RDYINT, IRQ_TYPE_EDGE_FALLING);
-
-	skt->irq = (skt->nr == 0) ? PCMCIA_S0_RDYINT : PCMCIA_S1_RDYINT;
-	return soc_pcmcia_request_irqs(skt, irqs, ARRAY_SIZE(irqs));
+	int ret = gpio_request(GPIO_PCMCIA_RESET, "PCCard reset");
+	if (ret)
+		return ret;
+	gpio_direction_output(GPIO_PCMCIA_RESET, 0);
+
+	skt->irq = PCMCIA_S0_RDYINT;
+	ret = soc_pcmcia_request_irqs(skt, irqs, ARRAY_SIZE(irqs));
+	if (!ret)
+		gpio_free(GPIO_PCMCIA_RESET);
+
+	return ret;
 }
 
 static void cmx270_pcmcia_shutdown(struct soc_pcmcia_socket *skt)
 {
 	soc_pcmcia_free_irqs(skt, irqs, ARRAY_SIZE(irqs));
-
-	set_irq_type(IRQ_TO_GPIO(PCMCIA_S0_CD_VALID), IRQ_TYPE_NONE);
-	set_irq_type(IRQ_TO_GPIO(PCMCIA_S1_CD_VALID), IRQ_TYPE_NONE);
-
-	set_irq_type(IRQ_TO_GPIO(PCMCIA_S0_RDYINT), IRQ_TYPE_NONE);
-	set_irq_type(IRQ_TO_GPIO(PCMCIA_S1_RDYINT), IRQ_TYPE_NONE);
+	gpio_free(GPIO_PCMCIA_RESET);
 }
 
 
 static void cmx270_pcmcia_socket_state(struct soc_pcmcia_socket *skt,
 				       struct pcmcia_state *state)
 {
-	state->detect = (PCC_DETECT(skt->nr) == 0) ? 1 : 0;
-	state->ready  = (PCC_READY(skt->nr) == 0) ? 0 : 1;
+	state->detect = (gpio_get_value(GPIO_PCMCIA_S0_CD_VALID) == 0) ? 1 : 0;
+	state->ready  = (gpio_get_value(GPIO_PCMCIA_S0_RDYINT) == 0) ? 0 : 1;
 	state->bvd1   = 1;
 	state->bvd2   = 1;
 	state->vs_3v  = 0;
@@ -92,32 +70,16 @@ static void cmx270_pcmcia_socket_state(struct soc_pcmcia_socket *skt,
 static int cmx270_pcmcia_configure_socket(struct soc_pcmcia_socket *skt,
 					  const socket_state_t *state)
 {
-	GPSR(GPIO49_nPWE) = GPIO_bit(GPIO49_nPWE);
-	pxa_gpio_mode(GPIO49_nPWE | GPIO_OUT);
-
 	switch (skt->nr) {
 	case 0:
 		if (state->flags & SS_RESET) {
-			GPCR(GPIO49_nPWE) = GPIO_bit(GPIO49_nPWE);
-			GPSR(GPIO53_nPCE_2) = GPIO_bit(GPIO53_nPCE_2);
+			gpio_set_value(GPIO_PCMCIA_RESET, 1);
 			udelay(10);
-			GPCR(GPIO53_nPCE_2) = GPIO_bit(GPIO53_nPCE_2);
-			GPSR(GPIO49_nPWE) = GPIO_bit(GPIO49_nPWE);
-		}
-		break;
-	case 1:
-		if (state->flags & SS_RESET) {
-			GPCR(GPIO49_nPWE) = GPIO_bit(GPIO49_nPWE);
-			GPSR(GPIO53_nPCE_2) = GPIO_bit(GPIO53_nPCE_2);
-			udelay(10);
-			GPCR(GPIO53_nPCE_2) = GPIO_bit(GPIO53_nPCE_2);
-			GPSR(GPIO49_nPWE) = GPIO_bit(GPIO49_nPWE);
+			gpio_set_value(GPIO_PCMCIA_RESET, 0);
 		}
 		break;
 	}
 
-	pxa_gpio_mode(GPIO49_nPWE_MD);
-
 	return 0;
 }
 
@@ -130,7 +92,7 @@ static void cmx270_pcmcia_socket_suspend(struct soc_pcmcia_socket *skt)
 }
 
 
-static struct pcmcia_low_level cmx270_pcmcia_ops = {
+static struct pcmcia_low_level cmx270_pcmcia_ops __initdata = {
 	.owner			= THIS_MODULE,
 	.hw_init		= cmx270_pcmcia_hw_init,
 	.hw_shutdown		= cmx270_pcmcia_shutdown,
@@ -138,7 +100,7 @@ static struct pcmcia_low_level cmx270_pcmcia_ops = {
 	.configure_socket	= cmx270_pcmcia_configure_socket,
 	.socket_init		= cmx270_pcmcia_socket_init,
 	.socket_suspend		= cmx270_pcmcia_socket_suspend,
-	.nr			= 2,
+	.nr			= 1,
 };
 
 static struct platform_device *cmx270_pcmcia_device;
@@ -147,15 +109,21 @@ static int __init cmx270_pcmcia_init(void)
 {
 	int ret;
 
+	if (!machine_is_armcore())
+		return -ENODEV;
+
 	cmx270_pcmcia_device = platform_device_alloc("pxa2xx-pcmcia", -1);
 
 	if (!cmx270_pcmcia_device)
 		return -ENOMEM;
 
-	cmx270_pcmcia_device->dev.platform_data = &cmx270_pcmcia_ops;
+	ret = platform_device_add_data(cmx270_pcmcia_device, &cmx270_pcmcia_ops,
+				       sizeof(cmx270_pcmcia_ops));
 
-	printk(KERN_INFO "Registering cm-x270 PCMCIA interface.\n");
-	ret = platform_device_add(cmx270_pcmcia_device);
+	if (ret == 0) {
+		printk(KERN_INFO "Registering cm-x270 PCMCIA interface.\n");
+		ret = platform_device_add(cmx270_pcmcia_device);
+	}
 
 	if (ret)
 		platform_device_put(cmx270_pcmcia_device);
diff --git a/drivers/pcmcia/pxa2xx_mainstone.c b/drivers/pcmcia/pxa2xx_mainstone.c
index 145b85e0f02..92d1cc33808 100644
--- a/drivers/pcmcia/pxa2xx_mainstone.c
+++ b/drivers/pcmcia/pxa2xx_mainstone.c
@@ -22,6 +22,7 @@
 #include <pcmcia/ss.h>
 
 #include <asm/hardware.h>
+#include <asm/mach-types.h>
 #include <asm/irq.h>
 
 #include <asm/arch/pxa-regs.h>
@@ -136,7 +137,7 @@ static void mst_pcmcia_socket_suspend(struct soc_pcmcia_socket *skt)
 {
 }
 
-static struct pcmcia_low_level mst_pcmcia_ops = {
+static struct pcmcia_low_level mst_pcmcia_ops __initdata = {
 	.owner			= THIS_MODULE,
 	.hw_init		= mst_pcmcia_hw_init,
 	.hw_shutdown		= mst_pcmcia_hw_shutdown,
@@ -153,13 +154,17 @@ static int __init mst_pcmcia_init(void)
 {
 	int ret;
 
+	if (!machine_is_mainstone())
+		return -ENODEV;
+
 	mst_pcmcia_device = platform_device_alloc("pxa2xx-pcmcia", -1);
 	if (!mst_pcmcia_device)
 		return -ENOMEM;
 
-	mst_pcmcia_device->dev.platform_data = &mst_pcmcia_ops;
-
-	ret = platform_device_add(mst_pcmcia_device);
+	ret = platform_device_add_data(mst_pcmcia_device, &mst_pcmcia_ops,
+				       sizeof(mst_pcmcia_ops));
+	if (ret == 0)
+		ret = platform_device_add(mst_pcmcia_device);
 
 	if (ret)
 		platform_device_put(mst_pcmcia_device);
diff --git a/drivers/pcmcia/pxa2xx_palmtx.c b/drivers/pcmcia/pxa2xx_palmtx.c
new file mode 100644
index 00000000000..4abde190c1f
--- /dev/null
+++ b/drivers/pcmcia/pxa2xx_palmtx.c
@@ -0,0 +1,118 @@
+/*
+ * linux/drivers/pcmcia/pxa2xx_palmtx.c
+ *
+ * Driver for Palm T|X PCMCIA
+ *
+ * Copyright (C) 2007-2008 Marek Vasut <marek.vasut@gmail.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ */
+
+#include <linux/module.h>
+#include <linux/platform_device.h>
+
+#include <asm/mach-types.h>
+
+#include <asm/arch/gpio.h>
+#include <asm/arch/palmtx.h>
+
+#include "soc_common.h"
+
+static int palmtx_pcmcia_hw_init(struct soc_pcmcia_socket *skt)
+{
+	skt->irq = IRQ_GPIO(GPIO_NR_PALMTX_PCMCIA_READY);
+	return 0;
+}
+
+static void palmtx_pcmcia_hw_shutdown(struct soc_pcmcia_socket *skt)
+{
+}
+
+static void palmtx_pcmcia_socket_state(struct soc_pcmcia_socket *skt,
+					struct pcmcia_state *state)
+{
+	state->detect = 1; /* always inserted */
+	state->ready  = !!gpio_get_value(GPIO_NR_PALMTX_PCMCIA_READY);
+	state->bvd1   = 1;
+	state->bvd2   = 1;
+	state->wrprot = 0;
+	state->vs_3v  = 1;
+	state->vs_Xv  = 0;
+}
+
+static int
+palmtx_pcmcia_configure_socket(struct soc_pcmcia_socket *skt,
+				const socket_state_t *state)
+{
+	gpio_set_value(GPIO_NR_PALMTX_PCMCIA_POWER1, 1);
+	gpio_set_value(GPIO_NR_PALMTX_PCMCIA_POWER2, 1);
+	gpio_set_value(GPIO_NR_PALMTX_PCMCIA_RESET,
+			!!(state->flags & SS_RESET));
+
+	return 0;
+}
+
+static void palmtx_pcmcia_socket_init(struct soc_pcmcia_socket *skt)
+{
+}
+
+static void palmtx_pcmcia_socket_suspend(struct soc_pcmcia_socket *skt)
+{
+}
+
+static struct pcmcia_low_level palmtx_pcmcia_ops = {
+	.owner			= THIS_MODULE,
+
+	.first			= 0,
+	.nr			= 1,
+
+	.hw_init		= palmtx_pcmcia_hw_init,
+	.hw_shutdown		= palmtx_pcmcia_hw_shutdown,
+
+	.socket_state		= palmtx_pcmcia_socket_state,
+	.configure_socket	= palmtx_pcmcia_configure_socket,
+
+	.socket_init		= palmtx_pcmcia_socket_init,
+	.socket_suspend		= palmtx_pcmcia_socket_suspend,
+};
+
+static struct platform_device *palmtx_pcmcia_device;
+
+static int __init palmtx_pcmcia_init(void)
+{
+	int ret;
+
+	if (!machine_is_palmtx())
+		return -ENODEV;
+
+	palmtx_pcmcia_device = platform_device_alloc("pxa2xx-pcmcia", -1);
+	if (!palmtx_pcmcia_device)
+		return -ENOMEM;
+
+	ret = platform_device_add_data(palmtx_pcmcia_device, &palmtx_pcmcia_ops,
+					sizeof(palmtx_pcmcia_ops));
+
+	if (!ret)
+		ret = platform_device_add(palmtx_pcmcia_device);
+
+	if (ret)
+		platform_device_put(palmtx_pcmcia_device);
+
+	return ret;
+}
+
+static void __exit palmtx_pcmcia_exit(void)
+{
+	platform_device_unregister(palmtx_pcmcia_device);
+}
+
+fs_initcall(palmtx_pcmcia_init);
+module_exit(palmtx_pcmcia_exit);
+
+MODULE_AUTHOR("Marek Vasut <marek.vasut@gmail.com>");
+MODULE_DESCRIPTION("PCMCIA support for Palm T|X");
+MODULE_ALIAS("platform:pxa2xx-pcmcia");
+MODULE_LICENSE("GPL");
diff --git a/drivers/pcmcia/pxa2xx_sharpsl.c b/drivers/pcmcia/pxa2xx_sharpsl.c
index d5c33bd78d6..d71f93d4583 100644
--- a/drivers/pcmcia/pxa2xx_sharpsl.c
+++ b/drivers/pcmcia/pxa2xx_sharpsl.c
@@ -222,7 +222,7 @@ static void sharpsl_pcmcia_socket_suspend(struct soc_pcmcia_socket *skt)
 	sharpsl_pcmcia_init_reset(skt);
 }
 
-static struct pcmcia_low_level sharpsl_pcmcia_ops = {
+static struct pcmcia_low_level sharpsl_pcmcia_ops __initdata = {
 	.owner                  = THIS_MODULE,
 	.hw_init                = sharpsl_pcmcia_hw_init,
 	.hw_shutdown            = sharpsl_pcmcia_hw_shutdown,
@@ -261,10 +261,12 @@ static int __init sharpsl_pcmcia_init(void)
 	if (!sharpsl_pcmcia_device)
 		return -ENOMEM;
 
-	sharpsl_pcmcia_device->dev.platform_data = &sharpsl_pcmcia_ops;
-	sharpsl_pcmcia_device->dev.parent = platform_scoop_config->devs[0].dev;
-
-	ret = platform_device_add(sharpsl_pcmcia_device);
+	ret = platform_device_add_data(sharpsl_pcmcia_device,
+			&sharpsl_pcmcia_ops, sizeof(sharpsl_pcmcia_ops));
+	if (ret == 0) {
+		sharpsl_pcmcia_device->dev.parent = platform_scoop_config->devs[0].dev;
+		ret = platform_device_add(sharpsl_pcmcia_device);
+	}
 
 	if (ret)
 		platform_device_put(sharpsl_pcmcia_device);
diff --git a/drivers/power/Kconfig b/drivers/power/Kconfig
index 58c806e9c58..4d17d384578 100644
--- a/drivers/power/Kconfig
+++ b/drivers/power/Kconfig
@@ -49,4 +49,10 @@ config BATTERY_OLPC
 	help
 	  Say Y to enable support for the battery on the OLPC laptop.
 
+config BATTERY_PALMTX
+	tristate "Palm T|X battery"
+	depends on MACH_PALMTX
+	help
+	  Say Y to enable support for the battery in Palm T|X.
+
 endif # POWER_SUPPLY
diff --git a/drivers/power/Makefile b/drivers/power/Makefile
index 6413ded5fe5..6f43a54ee42 100644
--- a/drivers/power/Makefile
+++ b/drivers/power/Makefile
@@ -20,3 +20,4 @@ obj-$(CONFIG_APM_POWER)		+= apm_power.o
 obj-$(CONFIG_BATTERY_DS2760)	+= ds2760_battery.o
 obj-$(CONFIG_BATTERY_PMU)	+= pmu_battery.o
 obj-$(CONFIG_BATTERY_OLPC)	+= olpc_battery.o
+obj-$(CONFIG_BATTERY_PALMTX)	+= palmtx_battery.o
diff --git a/drivers/power/palmtx_battery.c b/drivers/power/palmtx_battery.c
new file mode 100644
index 00000000000..244bb273a63
--- /dev/null
+++ b/drivers/power/palmtx_battery.c
@@ -0,0 +1,198 @@
+/*
+ * linux/drivers/power/palmtx_battery.c
+ *
+ * Battery measurement code for Palm T|X Handheld computer
+ *
+ * based on tosa_battery.c
+ *
+ * Copyright (C) 2008 Marek Vasut <marek.vasut@gmail.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ */
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/power_supply.h>
+#include <linux/wm97xx.h>
+#include <linux/delay.h>
+#include <linux/spinlock.h>
+#include <linux/interrupt.h>
+#include <linux/gpio.h>
+
+#include <asm/mach-types.h>
+#include <asm/arch/palmtx.h>
+
+static DEFINE_MUTEX(bat_lock);
+static struct work_struct bat_work;
+struct mutex work_lock;
+int bat_status = POWER_SUPPLY_STATUS_DISCHARGING;
+
+static unsigned long palmtx_read_bat(struct power_supply *bat_ps)
+{
+	return wm97xx_read_aux_adc(bat_ps->dev->parent->driver_data,
+				    WM97XX_AUX_ID3) * 1000 / 414;
+}
+
+static unsigned long palmtx_read_temp(struct power_supply *bat_ps)
+{
+	return wm97xx_read_aux_adc(bat_ps->dev->parent->driver_data,
+				    WM97XX_AUX_ID2);
+}
+
+static int palmtx_bat_get_property(struct power_supply *bat_ps,
+			    enum power_supply_property psp,
+			    union power_supply_propval *val)
+{
+	switch (psp) {
+	case POWER_SUPPLY_PROP_STATUS:
+		val->intval = bat_status;
+		break;
+	case POWER_SUPPLY_PROP_TECHNOLOGY:
+		val->intval = POWER_SUPPLY_TECHNOLOGY_LIPO;
+		break;
+	case POWER_SUPPLY_PROP_VOLTAGE_NOW:
+		val->intval = palmtx_read_bat(bat_ps);
+		break;
+	case POWER_SUPPLY_PROP_VOLTAGE_MAX:
+	case POWER_SUPPLY_PROP_VOLTAGE_MAX_DESIGN:
+		val->intval = PALMTX_BAT_MAX_VOLTAGE;
+		break;
+	case POWER_SUPPLY_PROP_VOLTAGE_MIN_DESIGN:
+		val->intval = PALMTX_BAT_MIN_VOLTAGE;
+		break;
+	case POWER_SUPPLY_PROP_TEMP:
+		val->intval = palmtx_read_temp(bat_ps);
+		break;
+	case POWER_SUPPLY_PROP_PRESENT:
+		val->intval = 1;
+		break;
+	default:
+		return -EINVAL;
+	}
+	return 0;
+}
+
+static void palmtx_bat_external_power_changed(struct power_supply *bat_ps)
+{
+	schedule_work(&bat_work);
+}
+
+static char *status_text[] = {
+	[POWER_SUPPLY_STATUS_UNKNOWN] =		"Unknown",
+	[POWER_SUPPLY_STATUS_CHARGING] =	"Charging",
+	[POWER_SUPPLY_STATUS_DISCHARGING] =	"Discharging",
+};
+
+static void palmtx_bat_update(struct power_supply *bat_ps)
+{
+	int old_status = bat_status;
+
+	mutex_lock(&work_lock);
+
+	bat_status = gpio_get_value(GPIO_NR_PALMTX_POWER_DETECT) ?
+				    POWER_SUPPLY_STATUS_CHARGING :
+				    POWER_SUPPLY_STATUS_DISCHARGING;
+
+	if (old_status != bat_status) {
+		pr_debug("%s %s -> %s\n", bat_ps->name,
+				status_text[old_status],
+				status_text[bat_status]);
+		power_supply_changed(bat_ps);
+	}
+
+	mutex_unlock(&work_lock);
+}
+
+static enum power_supply_property palmtx_bat_main_props[] = {
+	POWER_SUPPLY_PROP_STATUS,
+	POWER_SUPPLY_PROP_TECHNOLOGY,
+	POWER_SUPPLY_PROP_VOLTAGE_NOW,
+	POWER_SUPPLY_PROP_VOLTAGE_MAX,
+	POWER_SUPPLY_PROP_VOLTAGE_MIN_DESIGN,
+	POWER_SUPPLY_PROP_TEMP,
+	POWER_SUPPLY_PROP_PRESENT,
+};
+
+struct power_supply bat_ps = {
+	.name			= "main-battery",
+	.type			= POWER_SUPPLY_TYPE_BATTERY,
+	.properties		= palmtx_bat_main_props,
+	.num_properties		= ARRAY_SIZE(palmtx_bat_main_props),
+	.get_property		= palmtx_bat_get_property,
+	.external_power_changed = palmtx_bat_external_power_changed,
+	.use_for_apm		= 1,
+};
+
+static void palmtx_bat_work(struct work_struct *work)
+{
+	palmtx_bat_update(&bat_ps);
+}
+
+#ifdef CONFIG_PM
+static int palmtx_bat_suspend(struct platform_device *dev, pm_message_t state)
+{
+	flush_scheduled_work();
+	return 0;
+}
+
+static int palmtx_bat_resume(struct platform_device *dev)
+{
+	schedule_work(&bat_work);
+	return 0;
+}
+#else
+#define palmtx_bat_suspend NULL
+#define palmtx_bat_resume NULL
+#endif
+
+static int __devinit palmtx_bat_probe(struct platform_device *dev)
+{
+	int ret = 0;
+
+	if (!machine_is_palmtx())
+		return -ENODEV;
+
+	mutex_init(&work_lock);
+
+	INIT_WORK(&bat_work, palmtx_bat_work);
+
+	ret = power_supply_register(&dev->dev, &bat_ps);
+	if (!ret)
+		schedule_work(&bat_work);
+
+	return ret;
+}
+
+static int __devexit palmtx_bat_remove(struct platform_device *dev)
+{
+	power_supply_unregister(&bat_ps);
+	return 0;
+}
+
+static struct platform_driver palmtx_bat_driver = {
+	.driver.name	= "wm97xx-battery",
+	.driver.owner	= THIS_MODULE,
+	.probe		= palmtx_bat_probe,
+	.remove		= __devexit_p(palmtx_bat_remove),
+	.suspend	= palmtx_bat_suspend,
+	.resume		= palmtx_bat_resume,
+};
+
+static int __init palmtx_bat_init(void)
+{
+	return platform_driver_register(&palmtx_bat_driver);
+}
+
+static void __exit palmtx_bat_exit(void)
+{
+	platform_driver_unregister(&palmtx_bat_driver);
+}
+
+module_init(palmtx_bat_init);
+module_exit(palmtx_bat_exit);
+
+MODULE_LICENSE("GPL");
+MODULE_AUTHOR("Marek Vasut <marek.vasut@gmail.com>");
+MODULE_DESCRIPTION("Palm T|X battery driver");
diff --git a/drivers/usb/gadget/Kconfig b/drivers/usb/gadget/Kconfig
index 3565d435282..d6bab0d5f45 100644
--- a/drivers/usb/gadget/Kconfig
+++ b/drivers/usb/gadget/Kconfig
@@ -172,7 +172,7 @@ config USB_NET2280
 	default USB_GADGET
 	select USB_GADGET_SELECTED
 
-config USB_GADGET_PXA2XX
+config USB_GADGET_PXA25X
 	boolean "PXA 25x or IXP 4xx"
 	depends on (ARCH_PXA && PXA25x) || ARCH_IXP4XX
 	help
@@ -184,19 +184,19 @@ config USB_GADGET_PXA2XX
 	   zero (for control transfers).
 
 	   Say "y" to link the driver statically, or "m" to build a
-	   dynamically linked module called "pxa2xx_udc" and force all
+	   dynamically linked module called "pxa25x_udc" and force all
 	   gadget drivers to also be dynamically linked.
 
-config USB_PXA2XX
+config USB_PXA25X
 	tristate
-	depends on USB_GADGET_PXA2XX
+	depends on USB_GADGET_PXA25X
 	default USB_GADGET
 	select USB_GADGET_SELECTED
 
 # if there's only one gadget driver, using only two bulk endpoints,
 # don't waste memory for the other endpoints
-config USB_PXA2XX_SMALL
-	depends on USB_GADGET_PXA2XX
+config USB_PXA25X_SMALL
+	depends on USB_GADGET_PXA25X
 	bool
 	default n if USB_ETH_RNDIS
 	default y if USB_ZERO
diff --git a/drivers/usb/gadget/Makefile b/drivers/usb/gadget/Makefile
index 12357255d74..e258afd25fa 100644
--- a/drivers/usb/gadget/Makefile
+++ b/drivers/usb/gadget/Makefile
@@ -8,7 +8,7 @@ endif
 obj-$(CONFIG_USB_DUMMY_HCD)	+= dummy_hcd.o
 obj-$(CONFIG_USB_NET2280)	+= net2280.o
 obj-$(CONFIG_USB_AMD5536UDC)	+= amd5536udc.o
-obj-$(CONFIG_USB_PXA2XX)	+= pxa2xx_udc.o
+obj-$(CONFIG_USB_PXA25X)	+= pxa25x_udc.o
 obj-$(CONFIG_USB_PXA27X)	+= pxa27x_udc.o
 obj-$(CONFIG_USB_GOKU)		+= goku_udc.o
 obj-$(CONFIG_USB_OMAP)		+= omap_udc.o
diff --git a/drivers/usb/gadget/ether.c b/drivers/usb/gadget/ether.c
index 8d61ea67a81..4ce3950b997 100644
--- a/drivers/usb/gadget/ether.c
+++ b/drivers/usb/gadget/ether.c
@@ -262,7 +262,7 @@ MODULE_PARM_DESC(host_addr, "Host Ethernet Address");
 /* For CDC-incapable hardware, choose the simple cdc subset.
  * Anything that talks bulk (without notable bugs) can do this.
  */
-#ifdef CONFIG_USB_GADGET_PXA2XX
+#ifdef CONFIG_USB_GADGET_PXA25X
 #define	DEV_CONFIG_SUBSET
 #endif
 
diff --git a/drivers/usb/gadget/gadget_chips.h b/drivers/usb/gadget/gadget_chips.h
index f7f159c1002..ca5149ea731 100644
--- a/drivers/usb/gadget/gadget_chips.h
+++ b/drivers/usb/gadget/gadget_chips.h
@@ -29,8 +29,8 @@
 #define	gadget_is_dummy(g)	0
 #endif
 
-#ifdef CONFIG_USB_GADGET_PXA2XX
-#define	gadget_is_pxa(g)	!strcmp("pxa2xx_udc", (g)->name)
+#ifdef CONFIG_USB_GADGET_PXA25X
+#define	gadget_is_pxa(g)	!strcmp("pxa25x_udc", (g)->name)
 #else
 #define	gadget_is_pxa(g)	0
 #endif
diff --git a/drivers/usb/gadget/inode.c b/drivers/usb/gadget/inode.c
index 69b0a2754f2..f132a9219e1 100644
--- a/drivers/usb/gadget/inode.c
+++ b/drivers/usb/gadget/inode.c
@@ -1501,7 +1501,7 @@ gadgetfs_setup (struct usb_gadget *gadget, const struct usb_ctrlrequest *ctrl)
 		}
 		break;
 
-#ifndef	CONFIG_USB_GADGET_PXA2XX
+#ifndef	CONFIG_USB_GADGET_PXA25X
 	/* PXA automagically handles this request too */
 	case USB_REQ_GET_CONFIGURATION:
 		if (ctrl->bRequestType != 0x80)
diff --git a/drivers/usb/gadget/pxa2xx_udc.c b/drivers/usb/gadget/pxa25x_udc.c
index 08f699b1fc5..5d50031938a 100644
--- a/drivers/usb/gadget/pxa2xx_udc.c
+++ b/drivers/usb/gadget/pxa25x_udc.c
@@ -1,5 +1,4 @@
 /*
- * linux/drivers/usb/gadget/pxa2xx_udc.c
  * Intel PXA25x and IXP4xx on-chip full speed USB device controllers
  *
  * Copyright (C) 2002 Intrinsyc, Inc. (Frank Becker)
@@ -46,19 +45,25 @@
 #include <linux/err.h>
 #include <linux/seq_file.h>
 #include <linux/debugfs.h>
+#include <linux/io.h>
 
 #include <asm/byteorder.h>
 #include <asm/dma.h>
 #include <asm/gpio.h>
-#include <asm/io.h>
 #include <asm/system.h>
 #include <asm/mach-types.h>
 #include <asm/unaligned.h>
-#include <asm/hardware.h>
 
 #include <linux/usb/ch9.h>
 #include <linux/usb/gadget.h>
 
+/*
+ * This driver is PXA25x only.  Grab the right register definitions.
+ */
+#ifdef CONFIG_ARCH_PXA
+#include <asm/arch/pxa25x-udc.h>
+#endif
+
 #include <asm/mach/udc_pxa2xx.h>
 
 
@@ -91,7 +96,7 @@
 #define	DRIVER_DESC	"PXA 25x USB Device Controller driver"
 
 
-static const char driver_name [] = "pxa2xx_udc";
+static const char driver_name [] = "pxa25x_udc";
 
 static const char ep0name [] = "ep0";
 
@@ -111,10 +116,10 @@ static const char ep0name [] = "ep0";
 
 #endif
 
-#include "pxa2xx_udc.h"
+#include "pxa25x_udc.h"
 
 
-#ifdef	CONFIG_USB_PXA2XX_SMALL
+#ifdef	CONFIG_USB_PXA25X_SMALL
 #define SIZE_STR	" (small)"
 #else
 #define SIZE_STR	""
@@ -126,8 +131,8 @@ static const char ep0name [] = "ep0";
  * ---------------------------------------------------------------------------
  */
 
-static void pxa2xx_ep_fifo_flush (struct usb_ep *ep);
-static void nuke (struct pxa2xx_ep *, int status);
+static void pxa25x_ep_fifo_flush (struct usb_ep *ep);
+static void nuke (struct pxa25x_ep *, int status);
 
 /* one GPIO should be used to detect VBUS from the host */
 static int is_vbus_present(void)
@@ -147,9 +152,10 @@ static int is_vbus_present(void)
 static void pullup_off(void)
 {
 	struct pxa2xx_udc_mach_info		*mach = the_controller->mach;
+	int off_level = mach->gpio_pullup_inverted;
 
 	if (mach->gpio_pullup)
-		gpio_set_value(mach->gpio_pullup, 0);
+		gpio_set_value(mach->gpio_pullup, off_level);
 	else if (mach->udc_command)
 		mach->udc_command(PXA2XX_UDC_CMD_DISCONNECT);
 }
@@ -157,9 +163,10 @@ static void pullup_off(void)
 static void pullup_on(void)
 {
 	struct pxa2xx_udc_mach_info		*mach = the_controller->mach;
+	int on_level = !mach->gpio_pullup_inverted;
 
 	if (mach->gpio_pullup)
-		gpio_set_value(mach->gpio_pullup, 1);
+		gpio_set_value(mach->gpio_pullup, on_level);
 	else if (mach->udc_command)
 		mach->udc_command(PXA2XX_UDC_CMD_CONNECT);
 }
@@ -212,24 +219,24 @@ static inline void udc_ack_int_UDCCR(int mask)
 /*
  * endpoint enable/disable
  *
- * we need to verify the descriptors used to enable endpoints.  since pxa2xx
+ * we need to verify the descriptors used to enable endpoints.  since pxa25x
  * endpoint configurations are fixed, and are pretty much always enabled,
  * there's not a lot to manage here.
  *
- * because pxa2xx can't selectively initialize bulk (or interrupt) endpoints,
+ * because pxa25x can't selectively initialize bulk (or interrupt) endpoints,
  * (resetting endpoint halt and toggle), SET_INTERFACE is unusable except
  * for a single interface (with only the default altsetting) and for gadget
  * drivers that don't halt endpoints (not reset by set_interface).  that also
  * means that if you use ISO, you must violate the USB spec rule that all
  * iso endpoints must be in non-default altsettings.
  */
-static int pxa2xx_ep_enable (struct usb_ep *_ep,
+static int pxa25x_ep_enable (struct usb_ep *_ep,
 		const struct usb_endpoint_descriptor *desc)
 {
-	struct pxa2xx_ep        *ep;
-	struct pxa2xx_udc       *dev;
+	struct pxa25x_ep        *ep;
+	struct pxa25x_udc       *dev;
 
-	ep = container_of (_ep, struct pxa2xx_ep, ep);
+	ep = container_of (_ep, struct pxa25x_ep, ep);
 	if (!_ep || !desc || ep->desc || _ep->name == ep0name
 			|| desc->bDescriptorType != USB_DT_ENDPOINT
 			|| ep->bEndpointAddress != desc->bEndpointAddress
@@ -268,7 +275,7 @@ static int pxa2xx_ep_enable (struct usb_ep *_ep,
 	ep->ep.maxpacket = le16_to_cpu (desc->wMaxPacketSize);
 
 	/* flush fifo (mostly for OUT buffers) */
-	pxa2xx_ep_fifo_flush (_ep);
+	pxa25x_ep_fifo_flush (_ep);
 
 	/* ... reset halt state too, if we could ... */
 
@@ -276,12 +283,12 @@ static int pxa2xx_ep_enable (struct usb_ep *_ep,
 	return 0;
 }
 
-static int pxa2xx_ep_disable (struct usb_ep *_ep)
+static int pxa25x_ep_disable (struct usb_ep *_ep)
 {
-	struct pxa2xx_ep	*ep;
+	struct pxa25x_ep	*ep;
 	unsigned long		flags;
 
-	ep = container_of (_ep, struct pxa2xx_ep, ep);
+	ep = container_of (_ep, struct pxa25x_ep, ep);
 	if (!_ep || !ep->desc) {
 		DMSG("%s, %s not enabled\n", __func__,
 			_ep ? ep->ep.name : NULL);
@@ -292,7 +299,7 @@ static int pxa2xx_ep_disable (struct usb_ep *_ep)
 	nuke (ep, -ESHUTDOWN);
 
 	/* flush fifo (mostly for IN buffers) */
-	pxa2xx_ep_fifo_flush (_ep);
+	pxa25x_ep_fifo_flush (_ep);
 
 	ep->desc = NULL;
 	ep->stopped = 1;
@@ -304,18 +311,18 @@ static int pxa2xx_ep_disable (struct usb_ep *_ep)
 
 /*-------------------------------------------------------------------------*/
 
-/* for the pxa2xx, these can just wrap kmalloc/kfree.  gadget drivers
+/* for the pxa25x, these can just wrap kmalloc/kfree.  gadget drivers
  * must still pass correctly initialized endpoints, since other controller
  * drivers may care about how it's currently set up (dma issues etc).
  */
 
 /*
- *	pxa2xx_ep_alloc_request - allocate a request data structure
+ *	pxa25x_ep_alloc_request - allocate a request data structure
  */
 static struct usb_request *
-pxa2xx_ep_alloc_request (struct usb_ep *_ep, gfp_t gfp_flags)
+pxa25x_ep_alloc_request (struct usb_ep *_ep, gfp_t gfp_flags)
 {
-	struct pxa2xx_request *req;
+	struct pxa25x_request *req;
 
 	req = kzalloc(sizeof(*req), gfp_flags);
 	if (!req)
@@ -327,14 +334,14 @@ pxa2xx_ep_alloc_request (struct usb_ep *_ep, gfp_t gfp_flags)
 
 
 /*
- *	pxa2xx_ep_free_request - deallocate a request data structure
+ *	pxa25x_ep_free_request - deallocate a request data structure
  */
 static void
-pxa2xx_ep_free_request (struct usb_ep *_ep, struct usb_request *_req)
+pxa25x_ep_free_request (struct usb_ep *_ep, struct usb_request *_req)
 {
-	struct pxa2xx_request	*req;
+	struct pxa25x_request	*req;
 
-	req = container_of (_req, struct pxa2xx_request, req);
+	req = container_of (_req, struct pxa25x_request, req);
 	WARN_ON (!list_empty (&req->queue));
 	kfree(req);
 }
@@ -344,7 +351,7 @@ pxa2xx_ep_free_request (struct usb_ep *_ep, struct usb_request *_req)
 /*
  *	done - retire a request; caller blocked irqs
  */
-static void done(struct pxa2xx_ep *ep, struct pxa2xx_request *req, int status)
+static void done(struct pxa25x_ep *ep, struct pxa25x_request *req, int status)
 {
 	unsigned		stopped = ep->stopped;
 
@@ -367,13 +374,13 @@ static void done(struct pxa2xx_ep *ep, struct pxa2xx_request *req, int status)
 }
 
 
-static inline void ep0_idle (struct pxa2xx_udc *dev)
+static inline void ep0_idle (struct pxa25x_udc *dev)
 {
 	dev->ep0state = EP0_IDLE;
 }
 
 static int
-write_packet(volatile u32 *uddr, struct pxa2xx_request *req, unsigned max)
+write_packet(volatile u32 *uddr, struct pxa25x_request *req, unsigned max)
 {
 	u8		*buf;
 	unsigned	length, count;
@@ -398,7 +405,7 @@ write_packet(volatile u32 *uddr, struct pxa2xx_request *req, unsigned max)
  * caller guarantees at least one packet buffer is ready (or a zlp).
  */
 static int
-write_fifo (struct pxa2xx_ep *ep, struct pxa2xx_request *req)
+write_fifo (struct pxa25x_ep *ep, struct pxa25x_request *req)
 {
 	unsigned		max;
 
@@ -455,7 +462,7 @@ write_fifo (struct pxa2xx_ep *ep, struct pxa2xx_request *req)
  * ep0 data stage.  these chips want very simple state transitions.
  */
 static inline
-void ep0start(struct pxa2xx_udc *dev, u32 flags, const char *tag)
+void ep0start(struct pxa25x_udc *dev, u32 flags, const char *tag)
 {
 	UDCCS0 = flags|UDCCS0_SA|UDCCS0_OPR;
 	USIR0 = USIR0_IR0;
@@ -465,7 +472,7 @@ void ep0start(struct pxa2xx_udc *dev, u32 flags, const char *tag)
 }
 
 static int
-write_ep0_fifo (struct pxa2xx_ep *ep, struct pxa2xx_request *req)
+write_ep0_fifo (struct pxa25x_ep *ep, struct pxa25x_request *req)
 {
 	unsigned	count;
 	int		is_short;
@@ -525,7 +532,7 @@ write_ep0_fifo (struct pxa2xx_ep *ep, struct pxa2xx_request *req)
  * request buffer having filled (and maybe overran till end-of-packet).
  */
 static int
-read_fifo (struct pxa2xx_ep *ep, struct pxa2xx_request *req)
+read_fifo (struct pxa25x_ep *ep, struct pxa25x_request *req)
 {
 	for (;;) {
 		u32		udccs;
@@ -602,7 +609,7 @@ read_fifo (struct pxa2xx_ep *ep, struct pxa2xx_request *req)
  * protocols do use them.
  */
 static int
-read_ep0_fifo (struct pxa2xx_ep *ep, struct pxa2xx_request *req)
+read_ep0_fifo (struct pxa25x_ep *ep, struct pxa25x_request *req)
 {
 	u8		*buf, byte;
 	unsigned	bufferspace;
@@ -641,21 +648,21 @@ read_ep0_fifo (struct pxa2xx_ep *ep, struct pxa2xx_request *req)
 /*-------------------------------------------------------------------------*/
 
 static int
-pxa2xx_ep_queue(struct usb_ep *_ep, struct usb_request *_req, gfp_t gfp_flags)
+pxa25x_ep_queue(struct usb_ep *_ep, struct usb_request *_req, gfp_t gfp_flags)
 {
-	struct pxa2xx_request	*req;
-	struct pxa2xx_ep	*ep;
-	struct pxa2xx_udc	*dev;
+	struct pxa25x_request	*req;
+	struct pxa25x_ep	*ep;
+	struct pxa25x_udc	*dev;
 	unsigned long		flags;
 
-	req = container_of(_req, struct pxa2xx_request, req);
+	req = container_of(_req, struct pxa25x_request, req);
 	if (unlikely (!_req || !_req->complete || !_req->buf
 			|| !list_empty(&req->queue))) {
 		DMSG("%s, bad params\n", __func__);
 		return -EINVAL;
 	}
 
-	ep = container_of(_ep, struct pxa2xx_ep, ep);
+	ep = container_of(_ep, struct pxa25x_ep, ep);
 	if (unlikely (!_ep || (!ep->desc && ep->ep.name != ep0name))) {
 		DMSG("%s, bad ep\n", __func__);
 		return -EINVAL;
@@ -751,14 +758,14 @@ pxa2xx_ep_queue(struct usb_ep *_ep, struct usb_request *_req, gfp_t gfp_flags)
 /*
  *	nuke - dequeue ALL requests
  */
-static void nuke(struct pxa2xx_ep *ep, int status)
+static void nuke(struct pxa25x_ep *ep, int status)
 {
-	struct pxa2xx_request *req;
+	struct pxa25x_request *req;
 
 	/* called with irqs blocked */
 	while (!list_empty(&ep->queue)) {
 		req = list_entry(ep->queue.next,
-				struct pxa2xx_request,
+				struct pxa25x_request,
 				queue);
 		done(ep, req, status);
 	}
@@ -768,13 +775,13 @@ static void nuke(struct pxa2xx_ep *ep, int status)
 
 
 /* dequeue JUST ONE request */
-static int pxa2xx_ep_dequeue(struct usb_ep *_ep, struct usb_request *_req)
+static int pxa25x_ep_dequeue(struct usb_ep *_ep, struct usb_request *_req)
 {
-	struct pxa2xx_ep	*ep;
-	struct pxa2xx_request	*req;
+	struct pxa25x_ep	*ep;
+	struct pxa25x_request	*req;
 	unsigned long		flags;
 
-	ep = container_of(_ep, struct pxa2xx_ep, ep);
+	ep = container_of(_ep, struct pxa25x_ep, ep);
 	if (!_ep || ep->ep.name == ep0name)
 		return -EINVAL;
 
@@ -798,12 +805,12 @@ static int pxa2xx_ep_dequeue(struct usb_ep *_ep, struct usb_request *_req)
 
 /*-------------------------------------------------------------------------*/
 
-static int pxa2xx_ep_set_halt(struct usb_ep *_ep, int value)
+static int pxa25x_ep_set_halt(struct usb_ep *_ep, int value)
 {
-	struct pxa2xx_ep	*ep;
+	struct pxa25x_ep	*ep;
 	unsigned long		flags;
 
-	ep = container_of(_ep, struct pxa2xx_ep, ep);
+	ep = container_of(_ep, struct pxa25x_ep, ep);
 	if (unlikely (!_ep
 			|| (!ep->desc && ep->ep.name != ep0name))
 			|| ep->bmAttributes == USB_ENDPOINT_XFER_ISOC) {
@@ -853,11 +860,11 @@ static int pxa2xx_ep_set_halt(struct usb_ep *_ep, int value)
 	return 0;
 }
 
-static int pxa2xx_ep_fifo_status(struct usb_ep *_ep)
+static int pxa25x_ep_fifo_status(struct usb_ep *_ep)
 {
-	struct pxa2xx_ep        *ep;
+	struct pxa25x_ep        *ep;
 
-	ep = container_of(_ep, struct pxa2xx_ep, ep);
+	ep = container_of(_ep, struct pxa25x_ep, ep);
 	if (!_ep) {
 		DMSG("%s, bad ep\n", __func__);
 		return -ENODEV;
@@ -872,11 +879,11 @@ static int pxa2xx_ep_fifo_status(struct usb_ep *_ep)
 		return (*ep->reg_ubcr & 0xfff) + 1;
 }
 
-static void pxa2xx_ep_fifo_flush(struct usb_ep *_ep)
+static void pxa25x_ep_fifo_flush(struct usb_ep *_ep)
 {
-	struct pxa2xx_ep        *ep;
+	struct pxa25x_ep        *ep;
 
-	ep = container_of(_ep, struct pxa2xx_ep, ep);
+	ep = container_of(_ep, struct pxa25x_ep, ep);
 	if (!_ep || ep->ep.name == ep0name || !list_empty(&ep->queue)) {
 		DMSG("%s, bad ep\n", __func__);
 		return;
@@ -898,19 +905,19 @@ static void pxa2xx_ep_fifo_flush(struct usb_ep *_ep)
 }
 
 
-static struct usb_ep_ops pxa2xx_ep_ops = {
-	.enable		= pxa2xx_ep_enable,
-	.disable	= pxa2xx_ep_disable,
+static struct usb_ep_ops pxa25x_ep_ops = {
+	.enable		= pxa25x_ep_enable,
+	.disable	= pxa25x_ep_disable,
 
-	.alloc_request	= pxa2xx_ep_alloc_request,
-	.free_request	= pxa2xx_ep_free_request,
+	.alloc_request	= pxa25x_ep_alloc_request,
+	.free_request	= pxa25x_ep_free_request,
 
-	.queue		= pxa2xx_ep_queue,
-	.dequeue	= pxa2xx_ep_dequeue,
+	.queue		= pxa25x_ep_queue,
+	.dequeue	= pxa25x_ep_dequeue,
 
-	.set_halt	= pxa2xx_ep_set_halt,
-	.fifo_status	= pxa2xx_ep_fifo_status,
-	.fifo_flush	= pxa2xx_ep_fifo_flush,
+	.set_halt	= pxa25x_ep_set_halt,
+	.fifo_status	= pxa25x_ep_fifo_status,
+	.fifo_flush	= pxa25x_ep_fifo_flush,
 };
 
 
@@ -919,12 +926,12 @@ static struct usb_ep_ops pxa2xx_ep_ops = {
  * ---------------------------------------------------------------------------
  */
 
-static int pxa2xx_udc_get_frame(struct usb_gadget *_gadget)
+static int pxa25x_udc_get_frame(struct usb_gadget *_gadget)
 {
 	return ((UFNRH & 0x07) << 8) | (UFNRL & 0xff);
 }
 
-static int pxa2xx_udc_wakeup(struct usb_gadget *_gadget)
+static int pxa25x_udc_wakeup(struct usb_gadget *_gadget)
 {
 	/* host may not have enabled remote wakeup */
 	if ((UDCCS0 & UDCCS0_DRWF) == 0)
@@ -933,14 +940,14 @@ static int pxa2xx_udc_wakeup(struct usb_gadget *_gadget)
 	return 0;
 }
 
-static void stop_activity(struct pxa2xx_udc *, struct usb_gadget_driver *);
-static void udc_enable (struct pxa2xx_udc *);
-static void udc_disable(struct pxa2xx_udc *);
+static void stop_activity(struct pxa25x_udc *, struct usb_gadget_driver *);
+static void udc_enable (struct pxa25x_udc *);
+static void udc_disable(struct pxa25x_udc *);
 
 /* We disable the UDC -- and its 48 MHz clock -- whenever it's not
  * in active use.
  */
-static int pullup(struct pxa2xx_udc *udc)
+static int pullup(struct pxa25x_udc *udc)
 {
 	int is_active = udc->vbus && udc->pullup && !udc->suspended;
 	DMSG("%s\n", is_active ? "active" : "inactive");
@@ -970,11 +977,11 @@ static int pullup(struct pxa2xx_udc *udc)
 }
 
 /* VBUS reporting logically comes from a transceiver */
-static int pxa2xx_udc_vbus_session(struct usb_gadget *_gadget, int is_active)
+static int pxa25x_udc_vbus_session(struct usb_gadget *_gadget, int is_active)
 {
-	struct pxa2xx_udc	*udc;
+	struct pxa25x_udc	*udc;
 
-	udc = container_of(_gadget, struct pxa2xx_udc, gadget);
+	udc = container_of(_gadget, struct pxa25x_udc, gadget);
 	udc->vbus = (is_active != 0);
 	DMSG("vbus %s\n", is_active ? "supplied" : "inactive");
 	pullup(udc);
@@ -982,11 +989,11 @@ static int pxa2xx_udc_vbus_session(struct usb_gadget *_gadget, int is_active)
 }
 
 /* drivers may have software control over D+ pullup */
-static int pxa2xx_udc_pullup(struct usb_gadget *_gadget, int is_active)
+static int pxa25x_udc_pullup(struct usb_gadget *_gadget, int is_active)
 {
-	struct pxa2xx_udc	*udc;
+	struct pxa25x_udc	*udc;
 
-	udc = container_of(_gadget, struct pxa2xx_udc, gadget);
+	udc = container_of(_gadget, struct pxa25x_udc, gadget);
 
 	/* not all boards support pullup control */
 	if (!udc->mach->gpio_pullup && !udc->mach->udc_command)
@@ -997,11 +1004,11 @@ static int pxa2xx_udc_pullup(struct usb_gadget *_gadget, int is_active)
 	return 0;
 }
 
-static const struct usb_gadget_ops pxa2xx_udc_ops = {
-	.get_frame	= pxa2xx_udc_get_frame,
-	.wakeup		= pxa2xx_udc_wakeup,
-	.vbus_session	= pxa2xx_udc_vbus_session,
-	.pullup		= pxa2xx_udc_pullup,
+static const struct usb_gadget_ops pxa25x_udc_ops = {
+	.get_frame	= pxa25x_udc_get_frame,
+	.wakeup		= pxa25x_udc_wakeup,
+	.vbus_session	= pxa25x_udc_vbus_session,
+	.pullup		= pxa25x_udc_pullup,
 
 	// .vbus_draw ... boards may consume current from VBUS, up to
 	// 100-500mA based on config.  the 500uA suspend ceiling means
@@ -1015,7 +1022,7 @@ static const struct usb_gadget_ops pxa2xx_udc_ops = {
 static int
 udc_seq_show(struct seq_file *m, void *_d)
 {
-	struct pxa2xx_udc	*dev = m->private;
+	struct pxa25x_udc	*dev = m->private;
 	unsigned long		flags;
 	int			i;
 	u32			tmp;
@@ -1076,8 +1083,8 @@ udc_seq_show(struct seq_file *m, void *_d)
 
 	/* dump endpoint queues */
 	for (i = 0; i < PXA_UDC_NUM_ENDPOINTS; i++) {
-		struct pxa2xx_ep	*ep = &dev->ep [i];
-		struct pxa2xx_request	*req;
+		struct pxa25x_ep	*ep = &dev->ep [i];
+		struct pxa25x_request	*req;
 
 		if (i != 0) {
 			const struct usb_endpoint_descriptor	*desc;
@@ -1150,7 +1157,7 @@ static const struct file_operations debug_fops = {
 /*
  *	udc_disable - disable USB device controller
  */
-static void udc_disable(struct pxa2xx_udc *dev)
+static void udc_disable(struct pxa25x_udc *dev)
 {
 	/* block all irqs */
 	udc_set_mask_UDCCR(UDCCR_SRM|UDCCR_REM);
@@ -1170,7 +1177,7 @@ static void udc_disable(struct pxa2xx_udc *dev)
 /*
  *	udc_reinit - initialize software state
  */
-static void udc_reinit(struct pxa2xx_udc *dev)
+static void udc_reinit(struct pxa25x_udc *dev)
 {
 	u32	i;
 
@@ -1181,7 +1188,7 @@ static void udc_reinit(struct pxa2xx_udc *dev)
 
 	/* basic endpoint records init */
 	for (i = 0; i < PXA_UDC_NUM_ENDPOINTS; i++) {
-		struct pxa2xx_ep *ep = &dev->ep[i];
+		struct pxa25x_ep *ep = &dev->ep[i];
 
 		if (i != 0)
 			list_add_tail (&ep->ep.ep_list, &dev->gadget.ep_list);
@@ -1198,7 +1205,7 @@ static void udc_reinit(struct pxa2xx_udc *dev)
 /* until it's enabled, this UDC should be completely invisible
  * to any USB host.
  */
-static void udc_enable (struct pxa2xx_udc *dev)
+static void udc_enable (struct pxa25x_udc *dev)
 {
 	udc_clear_mask_UDCCR(UDCCR_UDE);
 
@@ -1254,7 +1261,7 @@ static void udc_enable (struct pxa2xx_udc *dev)
  */
 int usb_gadget_register_driver(struct usb_gadget_driver *driver)
 {
-	struct pxa2xx_udc	*dev = the_controller;
+	struct pxa25x_udc	*dev = the_controller;
 	int			retval;
 
 	if (!driver
@@ -1299,7 +1306,7 @@ fail:
 EXPORT_SYMBOL(usb_gadget_register_driver);
 
 static void
-stop_activity(struct pxa2xx_udc *dev, struct usb_gadget_driver *driver)
+stop_activity(struct pxa25x_udc *dev, struct usb_gadget_driver *driver)
 {
 	int i;
 
@@ -1310,7 +1317,7 @@ stop_activity(struct pxa2xx_udc *dev, struct usb_gadget_driver *driver)
 
 	/* prevent new request submissions, kill any outstanding requests  */
 	for (i = 0; i < PXA_UDC_NUM_ENDPOINTS; i++) {
-		struct pxa2xx_ep *ep = &dev->ep[i];
+		struct pxa25x_ep *ep = &dev->ep[i];
 
 		ep->stopped = 1;
 		nuke(ep, -ESHUTDOWN);
@@ -1327,7 +1334,7 @@ stop_activity(struct pxa2xx_udc *dev, struct usb_gadget_driver *driver)
 
 int usb_gadget_unregister_driver(struct usb_gadget_driver *driver)
 {
-	struct pxa2xx_udc	*dev = the_controller;
+	struct pxa25x_udc	*dev = the_controller;
 
 	if (!dev)
 		return -ENODEV;
@@ -1364,7 +1371,7 @@ EXPORT_SYMBOL(usb_gadget_unregister_driver);
 static irqreturn_t
 lubbock_vbus_irq(int irq, void *_dev)
 {
-	struct pxa2xx_udc	*dev = _dev;
+	struct pxa25x_udc	*dev = _dev;
 	int			vbus;
 
 	dev->stats.irqs++;
@@ -1383,7 +1390,7 @@ lubbock_vbus_irq(int irq, void *_dev)
 		return IRQ_NONE;
 	}
 
-	pxa2xx_udc_vbus_session(&dev->gadget, vbus);
+	pxa25x_udc_vbus_session(&dev->gadget, vbus);
 	return IRQ_HANDLED;
 }
 
@@ -1391,20 +1398,20 @@ lubbock_vbus_irq(int irq, void *_dev)
 
 static irqreturn_t udc_vbus_irq(int irq, void *_dev)
 {
-	struct pxa2xx_udc	*dev = _dev;
+	struct pxa25x_udc	*dev = _dev;
 	int			vbus = gpio_get_value(dev->mach->gpio_vbus);
 
 	if (dev->mach->gpio_vbus_inverted)
 		vbus = !vbus;
 
-	pxa2xx_udc_vbus_session(&dev->gadget, vbus);
+	pxa25x_udc_vbus_session(&dev->gadget, vbus);
 	return IRQ_HANDLED;
 }
 
 
 /*-------------------------------------------------------------------------*/
 
-static inline void clear_ep_state (struct pxa2xx_udc *dev)
+static inline void clear_ep_state (struct pxa25x_udc *dev)
 {
 	unsigned i;
 
@@ -1417,7 +1424,7 @@ static inline void clear_ep_state (struct pxa2xx_udc *dev)
 
 static void udc_watchdog(unsigned long _dev)
 {
-	struct pxa2xx_udc	*dev = (void *)_dev;
+	struct pxa25x_udc	*dev = (void *)_dev;
 
 	local_irq_disable();
 	if (dev->ep0state == EP0_STALL
@@ -1430,11 +1437,11 @@ static void udc_watchdog(unsigned long _dev)
 	local_irq_enable();
 }
 
-static void handle_ep0 (struct pxa2xx_udc *dev)
+static void handle_ep0 (struct pxa25x_udc *dev)
 {
 	u32			udccs0 = UDCCS0;
-	struct pxa2xx_ep	*ep = &dev->ep [0];
-	struct pxa2xx_request	*req;
+	struct pxa25x_ep	*ep = &dev->ep [0];
+	struct pxa25x_request	*req;
 	union {
 		struct usb_ctrlrequest	r;
 		u8			raw [8];
@@ -1444,7 +1451,7 @@ static void handle_ep0 (struct pxa2xx_udc *dev)
 	if (list_empty(&ep->queue))
 		req = NULL;
 	else
-		req = list_entry(ep->queue.next, struct pxa2xx_request, queue);
+		req = list_entry(ep->queue.next, struct pxa25x_request, queue);
 
 	/* clear stall status */
 	if (udccs0 & UDCCS0_SST) {
@@ -1654,9 +1661,9 @@ stall:
 	USIR0 = USIR0_IR0;
 }
 
-static void handle_ep(struct pxa2xx_ep *ep)
+static void handle_ep(struct pxa25x_ep *ep)
 {
-	struct pxa2xx_request	*req;
+	struct pxa25x_request	*req;
 	int			is_in = ep->bEndpointAddress & USB_DIR_IN;
 	int			completed;
 	u32			udccs, tmp;
@@ -1665,7 +1672,7 @@ static void handle_ep(struct pxa2xx_ep *ep)
 		completed = 0;
 		if (likely (!list_empty(&ep->queue)))
 			req = list_entry(ep->queue.next,
-					struct pxa2xx_request, queue);
+					struct pxa25x_request, queue);
 		else
 			req = NULL;
 
@@ -1702,16 +1709,16 @@ static void handle_ep(struct pxa2xx_ep *ep)
 }
 
 /*
- *	pxa2xx_udc_irq - interrupt handler
+ *	pxa25x_udc_irq - interrupt handler
  *
  * avoid delays in ep0 processing. the control handshaking isn't always
  * under software control (pxa250c0 and the pxa255 are better), and delays
  * could cause usb protocol errors.
  */
 static irqreturn_t
-pxa2xx_udc_irq(int irq, void *_dev)
+pxa25x_udc_irq(int irq, void *_dev)
 {
-	struct pxa2xx_udc	*dev = _dev;
+	struct pxa25x_udc	*dev = _dev;
 	int			handled;
 
 	dev->stats.irqs++;
@@ -1820,9 +1827,9 @@ static void nop_release (struct device *dev)
  * doing it at run-time) to save code, eliminate fault paths, and
  * be more obviously correct.
  */
-static struct pxa2xx_udc memory = {
+static struct pxa25x_udc memory = {
 	.gadget = {
-		.ops		= &pxa2xx_udc_ops,
+		.ops		= &pxa25x_udc_ops,
 		.ep0		= &memory.ep[0].ep,
 		.name		= driver_name,
 		.dev = {
@@ -1835,7 +1842,7 @@ static struct pxa2xx_udc memory = {
 	.ep[0] = {
 		.ep = {
 			.name		= ep0name,
-			.ops		= &pxa2xx_ep_ops,
+			.ops		= &pxa25x_ep_ops,
 			.maxpacket	= EP0_FIFO_SIZE,
 		},
 		.dev		= &memory,
@@ -1847,7 +1854,7 @@ static struct pxa2xx_udc memory = {
 	.ep[1] = {
 		.ep = {
 			.name		= "ep1in-bulk",
-			.ops		= &pxa2xx_ep_ops,
+			.ops		= &pxa25x_ep_ops,
 			.maxpacket	= BULK_FIFO_SIZE,
 		},
 		.dev		= &memory,
@@ -1860,7 +1867,7 @@ static struct pxa2xx_udc memory = {
 	.ep[2] = {
 		.ep = {
 			.name		= "ep2out-bulk",
-			.ops		= &pxa2xx_ep_ops,
+			.ops		= &pxa25x_ep_ops,
 			.maxpacket	= BULK_FIFO_SIZE,
 		},
 		.dev		= &memory,
@@ -1871,11 +1878,11 @@ static struct pxa2xx_udc memory = {
 		.reg_ubcr	= &UBCR2,
 		.reg_uddr	= &UDDR2,
 	},
-#ifndef CONFIG_USB_PXA2XX_SMALL
+#ifndef CONFIG_USB_PXA25X_SMALL
 	.ep[3] = {
 		.ep = {
 			.name		= "ep3in-iso",
-			.ops		= &pxa2xx_ep_ops,
+			.ops		= &pxa25x_ep_ops,
 			.maxpacket	= ISO_FIFO_SIZE,
 		},
 		.dev		= &memory,
@@ -1888,7 +1895,7 @@ static struct pxa2xx_udc memory = {
 	.ep[4] = {
 		.ep = {
 			.name		= "ep4out-iso",
-			.ops		= &pxa2xx_ep_ops,
+			.ops		= &pxa25x_ep_ops,
 			.maxpacket	= ISO_FIFO_SIZE,
 		},
 		.dev		= &memory,
@@ -1902,7 +1909,7 @@ static struct pxa2xx_udc memory = {
 	.ep[5] = {
 		.ep = {
 			.name		= "ep5in-int",
-			.ops		= &pxa2xx_ep_ops,
+			.ops		= &pxa25x_ep_ops,
 			.maxpacket	= INT_FIFO_SIZE,
 		},
 		.dev		= &memory,
@@ -1917,7 +1924,7 @@ static struct pxa2xx_udc memory = {
 	.ep[6] = {
 		.ep = {
 			.name		= "ep6in-bulk",
-			.ops		= &pxa2xx_ep_ops,
+			.ops		= &pxa25x_ep_ops,
 			.maxpacket	= BULK_FIFO_SIZE,
 		},
 		.dev		= &memory,
@@ -1930,7 +1937,7 @@ static struct pxa2xx_udc memory = {
 	.ep[7] = {
 		.ep = {
 			.name		= "ep7out-bulk",
-			.ops		= &pxa2xx_ep_ops,
+			.ops		= &pxa25x_ep_ops,
 			.maxpacket	= BULK_FIFO_SIZE,
 		},
 		.dev		= &memory,
@@ -1944,7 +1951,7 @@ static struct pxa2xx_udc memory = {
 	.ep[8] = {
 		.ep = {
 			.name		= "ep8in-iso",
-			.ops		= &pxa2xx_ep_ops,
+			.ops		= &pxa25x_ep_ops,
 			.maxpacket	= ISO_FIFO_SIZE,
 		},
 		.dev		= &memory,
@@ -1957,7 +1964,7 @@ static struct pxa2xx_udc memory = {
 	.ep[9] = {
 		.ep = {
 			.name		= "ep9out-iso",
-			.ops		= &pxa2xx_ep_ops,
+			.ops		= &pxa25x_ep_ops,
 			.maxpacket	= ISO_FIFO_SIZE,
 		},
 		.dev		= &memory,
@@ -1971,7 +1978,7 @@ static struct pxa2xx_udc memory = {
 	.ep[10] = {
 		.ep = {
 			.name		= "ep10in-int",
-			.ops		= &pxa2xx_ep_ops,
+			.ops		= &pxa25x_ep_ops,
 			.maxpacket	= INT_FIFO_SIZE,
 		},
 		.dev		= &memory,
@@ -1986,7 +1993,7 @@ static struct pxa2xx_udc memory = {
 	.ep[11] = {
 		.ep = {
 			.name		= "ep11in-bulk",
-			.ops		= &pxa2xx_ep_ops,
+			.ops		= &pxa25x_ep_ops,
 			.maxpacket	= BULK_FIFO_SIZE,
 		},
 		.dev		= &memory,
@@ -1999,7 +2006,7 @@ static struct pxa2xx_udc memory = {
 	.ep[12] = {
 		.ep = {
 			.name		= "ep12out-bulk",
-			.ops		= &pxa2xx_ep_ops,
+			.ops		= &pxa25x_ep_ops,
 			.maxpacket	= BULK_FIFO_SIZE,
 		},
 		.dev		= &memory,
@@ -2013,7 +2020,7 @@ static struct pxa2xx_udc memory = {
 	.ep[13] = {
 		.ep = {
 			.name		= "ep13in-iso",
-			.ops		= &pxa2xx_ep_ops,
+			.ops		= &pxa25x_ep_ops,
 			.maxpacket	= ISO_FIFO_SIZE,
 		},
 		.dev		= &memory,
@@ -2026,7 +2033,7 @@ static struct pxa2xx_udc memory = {
 	.ep[14] = {
 		.ep = {
 			.name		= "ep14out-iso",
-			.ops		= &pxa2xx_ep_ops,
+			.ops		= &pxa25x_ep_ops,
 			.maxpacket	= ISO_FIFO_SIZE,
 		},
 		.dev		= &memory,
@@ -2040,7 +2047,7 @@ static struct pxa2xx_udc memory = {
 	.ep[15] = {
 		.ep = {
 			.name		= "ep15in-int",
-			.ops		= &pxa2xx_ep_ops,
+			.ops		= &pxa25x_ep_ops,
 			.maxpacket	= INT_FIFO_SIZE,
 		},
 		.dev		= &memory,
@@ -2050,7 +2057,7 @@ static struct pxa2xx_udc memory = {
 		.reg_udccs	= &UDCCS15,
 		.reg_uddr	= &UDDR15,
 	},
-#endif /* !CONFIG_USB_PXA2XX_SMALL */
+#endif /* !CONFIG_USB_PXA25X_SMALL */
 };
 
 #define CP15R0_VENDOR_MASK	0xffffe000
@@ -2090,9 +2097,9 @@ static struct pxa2xx_udc memory = {
 /*
  *	probe - binds to the platform device
  */
-static int __init pxa2xx_udc_probe(struct platform_device *pdev)
+static int __init pxa25x_udc_probe(struct platform_device *pdev)
 {
-	struct pxa2xx_udc *dev = &memory;
+	struct pxa25x_udc *dev = &memory;
 	int retval, vbus_irq, irq;
 	u32 chiprev;
 
@@ -2155,7 +2162,7 @@ static int __init pxa2xx_udc_probe(struct platform_device *pdev)
 
 	if (dev->mach->gpio_vbus) {
 		if ((retval = gpio_request(dev->mach->gpio_vbus,
-				"pxa2xx_udc GPIO VBUS"))) {
+				"pxa25x_udc GPIO VBUS"))) {
 			dev_dbg(&pdev->dev,
 				"can't get vbus gpio %d, err: %d\n",
 				dev->mach->gpio_vbus, retval);
@@ -2168,7 +2175,7 @@ static int __init pxa2xx_udc_probe(struct platform_device *pdev)
 
 	if (dev->mach->gpio_pullup) {
 		if ((retval = gpio_request(dev->mach->gpio_pullup,
-				"pca2xx_udc GPIO PULLUP"))) {
+				"pca25x_udc GPIO PULLUP"))) {
 			dev_dbg(&pdev->dev,
 				"can't get pullup gpio %d, err: %d\n",
 				dev->mach->gpio_pullup, retval);
@@ -2194,7 +2201,7 @@ static int __init pxa2xx_udc_probe(struct platform_device *pdev)
 	dev->vbus = is_vbus_present();
 
 	/* irq setup after old hardware state is cleaned up */
-	retval = request_irq(irq, pxa2xx_udc_irq,
+	retval = request_irq(irq, pxa25x_udc_irq,
 			IRQF_DISABLED, driver_name, dev);
 	if (retval != 0) {
 		pr_err("%s: can't get irq %d, err %d\n",
@@ -2260,14 +2267,14 @@ lubbock_fail0:
 	return retval;
 }
 
-static void pxa2xx_udc_shutdown(struct platform_device *_dev)
+static void pxa25x_udc_shutdown(struct platform_device *_dev)
 {
 	pullup_off();
 }
 
-static int __exit pxa2xx_udc_remove(struct platform_device *pdev)
+static int __exit pxa25x_udc_remove(struct platform_device *pdev)
 {
-	struct pxa2xx_udc *dev = platform_get_drvdata(pdev);
+	struct pxa25x_udc *dev = platform_get_drvdata(pdev);
 
 	if (dev->driver)
 		return -EBUSY;
@@ -2317,9 +2324,9 @@ static int __exit pxa2xx_udc_remove(struct platform_device *pdev)
  * VBUS IRQs should probably be ignored so that the PXA device just acts
  * "dead" to USB hosts until system resume.
  */
-static int pxa2xx_udc_suspend(struct platform_device *dev, pm_message_t state)
+static int pxa25x_udc_suspend(struct platform_device *dev, pm_message_t state)
 {
-	struct pxa2xx_udc	*udc = platform_get_drvdata(dev);
+	struct pxa25x_udc	*udc = platform_get_drvdata(dev);
 	unsigned long flags;
 
 	if (!udc->mach->gpio_pullup && !udc->mach->udc_command)
@@ -2333,9 +2340,9 @@ static int pxa2xx_udc_suspend(struct platform_device *dev, pm_message_t state)
 	return 0;
 }
 
-static int pxa2xx_udc_resume(struct platform_device *dev)
+static int pxa25x_udc_resume(struct platform_device *dev)
 {
-	struct pxa2xx_udc	*udc = platform_get_drvdata(dev);
+	struct pxa25x_udc	*udc = platform_get_drvdata(dev);
 	unsigned long flags;
 
 	udc->suspended = 0;
@@ -2347,27 +2354,27 @@ static int pxa2xx_udc_resume(struct platform_device *dev)
 }
 
 #else
-#define	pxa2xx_udc_suspend	NULL
-#define	pxa2xx_udc_resume	NULL
+#define	pxa25x_udc_suspend	NULL
+#define	pxa25x_udc_resume	NULL
 #endif
 
 /*-------------------------------------------------------------------------*/
 
 static struct platform_driver udc_driver = {
-	.shutdown	= pxa2xx_udc_shutdown,
-	.remove		= __exit_p(pxa2xx_udc_remove),
-	.suspend	= pxa2xx_udc_suspend,
-	.resume		= pxa2xx_udc_resume,
+	.shutdown	= pxa25x_udc_shutdown,
+	.remove		= __exit_p(pxa25x_udc_remove),
+	.suspend	= pxa25x_udc_suspend,
+	.resume		= pxa25x_udc_resume,
 	.driver		= {
 		.owner	= THIS_MODULE,
-		.name	= "pxa2xx-udc",
+		.name	= "pxa25x-udc",
 	},
 };
 
 static int __init udc_init(void)
 {
 	pr_info("%s: version %s\n", driver_name, DRIVER_VERSION);
-	return platform_driver_probe(&udc_driver, pxa2xx_udc_probe);
+	return platform_driver_probe(&udc_driver, pxa25x_udc_probe);
 }
 module_init(udc_init);
 
@@ -2380,4 +2387,4 @@ module_exit(udc_exit);
 MODULE_DESCRIPTION(DRIVER_DESC);
 MODULE_AUTHOR("Frank Becker, Robert Schwebel, David Brownell");
 MODULE_LICENSE("GPL");
-MODULE_ALIAS("platform:pxa2xx-udc");
+MODULE_ALIAS("platform:pxa25x-udc");
diff --git a/drivers/usb/gadget/pxa2xx_udc.h b/drivers/usb/gadget/pxa25x_udc.h
index e2c19e88c87..4d11ece7c95 100644
--- a/drivers/usb/gadget/pxa2xx_udc.h
+++ b/drivers/usb/gadget/pxa25x_udc.h
@@ -1,6 +1,5 @@
 /*
- * linux/drivers/usb/gadget/pxa2xx_udc.h
- * Intel PXA2xx on-chip full speed USB device controller
+ * Intel PXA25x on-chip full speed USB device controller
  *
  * Copyright (C) 2003 Robert Schwebel <r.schwebel@pengutronix.de>, Pengutronix
  * Copyright (C) 2003 David Brownell
@@ -21,14 +20,14 @@
  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  */
 
-#ifndef __LINUX_USB_GADGET_PXA2XX_H
-#define __LINUX_USB_GADGET_PXA2XX_H
+#ifndef __LINUX_USB_GADGET_PXA25X_H
+#define __LINUX_USB_GADGET_PXA25X_H
 
 #include <linux/types.h>
 
 /*-------------------------------------------------------------------------*/
 
-/* pxa2xx has this (move to include/asm-arm/arch-pxa/pxa-regs.h) */
+/* pxa25x has this (move to include/asm-arm/arch-pxa/pxa-regs.h) */
 #define UFNRH_SIR	(1 << 7)	/* SOF interrupt request */
 #define UFNRH_SIM	(1 << 6)	/* SOF interrupt mask */
 #define UFNRH_IPE14	(1 << 5)	/* ISO packet error, ep14 */
@@ -45,11 +44,11 @@
 
 /*-------------------------------------------------------------------------*/
 
-struct pxa2xx_udc;
+struct pxa25x_udc;
 
-struct pxa2xx_ep {
+struct pxa25x_ep {
 	struct usb_ep				ep;
-	struct pxa2xx_udc			*dev;
+	struct pxa25x_udc			*dev;
 
 	const struct usb_endpoint_descriptor	*desc;
 	struct list_head			queue;
@@ -72,7 +71,7 @@ struct pxa2xx_ep {
 	volatile u32				*reg_uddr;
 };
 
-struct pxa2xx_request {
+struct pxa25x_request {
 	struct usb_request			req;
 	struct list_head			queue;
 };
@@ -98,7 +97,7 @@ struct udc_stats {
 	unsigned long			irqs;
 };
 
-#ifdef CONFIG_USB_PXA2XX_SMALL
+#ifdef CONFIG_USB_PXA25X_SMALL
 /* when memory's tight, SMALL config saves code+data.  */
 #define	PXA_UDC_NUM_ENDPOINTS	3
 #endif
@@ -107,7 +106,7 @@ struct udc_stats {
 #define	PXA_UDC_NUM_ENDPOINTS	16
 #endif
 
-struct pxa2xx_udc {
+struct pxa25x_udc {
 	struct usb_gadget			gadget;
 	struct usb_gadget_driver		*driver;
 
@@ -130,7 +129,7 @@ struct pxa2xx_udc {
 	struct clk				*clk;
 	struct pxa2xx_udc_mach_info		*mach;
 	u64					dma_mask;
-	struct pxa2xx_ep			ep [PXA_UDC_NUM_ENDPOINTS];
+	struct pxa25x_ep			ep [PXA_UDC_NUM_ENDPOINTS];
 
 #ifdef CONFIG_USB_GADGET_DEBUG_FS
 	struct dentry				*debugfs_udc;
@@ -144,7 +143,7 @@ struct pxa2xx_udc {
 /* lubbock can also report usb connect/disconnect irqs */
 #endif
 
-static struct pxa2xx_udc *the_controller;
+static struct pxa25x_udc *the_controller;
 
 /*-------------------------------------------------------------------------*/
 
@@ -209,7 +208,7 @@ dump_udccs0(const char *label)
 }
 
 static void __maybe_unused
-dump_state(struct pxa2xx_udc *dev)
+dump_state(struct pxa25x_udc *dev)
 {
 	u32		tmp;
 	unsigned	i;
@@ -264,4 +263,4 @@ dump_state(struct pxa2xx_udc *dev)
 #define INFO(stuff...)		pr_info("udc: " stuff)
 
 
-#endif /* __LINUX_USB_GADGET_PXA2XX_H */
+#endif /* __LINUX_USB_GADGET_PXA25X_H */
diff --git a/drivers/usb/gadget/pxa27x_udc.c b/drivers/usb/gadget/pxa27x_udc.c
index e02bfd4df3a..9c0e82ec5c4 100644
--- a/drivers/usb/gadget/pxa27x_udc.c
+++ b/drivers/usb/gadget/pxa27x_udc.c
@@ -38,7 +38,7 @@
 #include <linux/usb.h>
 #include <linux/usb/ch9.h>
 #include <linux/usb/gadget.h>
-
+#include <asm/arch/pxa2xx-regs.h> /* FIXME: for PSSR */
 #include <asm/arch/udc.h>
 
 #include "pxa27x_udc.h"
@@ -2360,18 +2360,19 @@ static int pxa_udc_resume(struct platform_device *_dev)
 	 * Software must configure the USB OTG pad, UDC, and UHC
 	 * to the state they were in before entering sleep mode.
 	 */
-	PSSR |= PSSR_OTGPH;
+	if (cpu_is_pxa27x())
+		PSSR |= PSSR_OTGPH;
 
 	return 0;
 }
 #endif
 
 /* work with hotplug and coldplug */
-MODULE_ALIAS("platform:pxa2xx-udc");
+MODULE_ALIAS("platform:pxa27x-udc");
 
 static struct platform_driver udc_driver = {
 	.driver		= {
-		.name	= "pxa2xx-udc",
+		.name	= "pxa27x-udc",
 		.owner	= THIS_MODULE,
 	},
 	.remove		= __exit_p(pxa_udc_remove),
diff --git a/drivers/usb/gadget/pxa27x_udc.h b/drivers/usb/gadget/pxa27x_udc.h
index 97453db924f..1d1b7936ee1 100644
--- a/drivers/usb/gadget/pxa27x_udc.h
+++ b/drivers/usb/gadget/pxa27x_udc.h
@@ -484,12 +484,4 @@ static inline struct pxa_udc *to_gadget_udc(struct usb_gadget *gadget)
 #define ep_warn(ep, fmt, arg...) \
 	dev_warn(ep->dev->dev, "%s:%s:" fmt, EPNAME(ep), __func__, ## arg)
 
-/*
- * Cannot include pxa-regs.h, as register names are similar.
- * So PSSR is redefined here. This should be removed once UDC registers will
- * be gone from pxa-regs.h.
- */
-#define PSSR		__REG(0x40F00004)	/* Power Manager Sleep Status */
-#define PSSR_OTGPH	(1 << 6)		/* OTG Peripheral Hold */
-
 #endif /* __LINUX_USB_GADGET_PXA27X_H */
diff --git a/drivers/usb/host/ohci-pxa27x.c b/drivers/usb/host/ohci-pxa27x.c
index 70b0d4b459e..08b27d6bbd4 100644
--- a/drivers/usb/host/ohci-pxa27x.c
+++ b/drivers/usb/host/ohci-pxa27x.c
@@ -27,6 +27,7 @@
 #include <asm/mach-types.h>
 #include <asm/hardware.h>
 #include <asm/arch/pxa-regs.h>
+#include <asm/arch/pxa2xx-regs.h> /* FIXME: for PSSR */
 #include <asm/arch/ohci.h>
 
 #define PXA_UHC_MAX_PORTNUM    3
@@ -104,7 +105,7 @@ static int pxa27x_start_hc(struct device *dev)
 	UHCHIE = (UHCHIE_UPRIE | UHCHIE_RWIE);
 
 	/* Clear any OTG Pin Hold */
-	if (PSSR & PSSR_OTGPH)
+	if (cpu_is_pxa27x() && (PSSR & PSSR_OTGPH))
 		PSSR |= PSSR_OTGPH;
 
 	return 0;
diff --git a/drivers/video/backlight/Kconfig b/drivers/video/backlight/Kconfig
index dcd8073c236..30bf7f2f163 100644
--- a/drivers/video/backlight/Kconfig
+++ b/drivers/video/backlight/Kconfig
@@ -112,3 +112,10 @@ config BACKLIGHT_CARILLO_RANCH
 	help
 	  If you have a Intel LE80578 (Carillo Ranch) say Y to enable the
 	  backlight driver.
+
+config BACKLIGHT_PWM
+	tristate "Generic PWM based Backlight Driver"
+	depends on BACKLIGHT_CLASS_DEVICE && HAVE_PWM
+	help
+	  If you have a LCD backlight adjustable by PWM, say Y to enable
+	  this driver.
diff --git a/drivers/video/backlight/Makefile b/drivers/video/backlight/Makefile
index 33f6c7cecc7..b51a7cd1250 100644
--- a/drivers/video/backlight/Makefile
+++ b/drivers/video/backlight/Makefile
@@ -10,3 +10,4 @@ obj-$(CONFIG_BACKLIGHT_LOCOMO)	+= locomolcd.o
 obj-$(CONFIG_BACKLIGHT_OMAP1)	+= omap1_bl.o
 obj-$(CONFIG_BACKLIGHT_PROGEAR) += progear_bl.o
 obj-$(CONFIG_BACKLIGHT_CARILLO_RANCH) += cr_bllcd.o
+obj-$(CONFIG_BACKLIGHT_PWM)	+= pwm_bl.o
diff --git a/drivers/video/backlight/pwm_bl.c b/drivers/video/backlight/pwm_bl.c
new file mode 100644
index 00000000000..6338d0e2fe0
--- /dev/null
+++ b/drivers/video/backlight/pwm_bl.c
@@ -0,0 +1,185 @@
+/*
+ * linux/drivers/video/backlight/pwm_bl.c
+ *
+ * simple PWM based backlight control, board code has to setup
+ * 1) pin configuration so PWM waveforms can output
+ * 2) platform_data casts to the PWM id (0/1/2/3 on PXA)
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/platform_device.h>
+#include <linux/fb.h>
+#include <linux/backlight.h>
+#include <linux/err.h>
+#include <linux/pwm.h>
+#include <linux/pwm_backlight.h>
+
+struct pwm_bl_data {
+	struct pwm_device	*pwm;
+	unsigned int		period;
+	int			(*notify)(int brightness);
+};
+
+static int pwm_backlight_update_status(struct backlight_device *bl)
+{
+	struct pwm_bl_data *pb = dev_get_drvdata(&bl->dev);
+	int brightness = bl->props.brightness;
+	int max = bl->props.max_brightness;
+
+	if (bl->props.power != FB_BLANK_UNBLANK)
+		brightness = 0;
+
+	if (bl->props.fb_blank != FB_BLANK_UNBLANK)
+		brightness = 0;
+
+	if (pb->notify)
+		brightness = pb->notify(brightness);
+
+	if (brightness == 0) {
+		pwm_config(pb->pwm, 0, pb->period);
+		pwm_disable(pb->pwm);
+	} else {
+		pwm_config(pb->pwm, brightness * pb->period / max, pb->period);
+		pwm_enable(pb->pwm);
+	}
+	return 0;
+}
+
+static int pwm_backlight_get_brightness(struct backlight_device *bl)
+{
+	return bl->props.brightness;
+}
+
+static struct backlight_ops pwm_backlight_ops = {
+	.update_status	= pwm_backlight_update_status,
+	.get_brightness	= pwm_backlight_get_brightness,
+};
+
+static int pwm_backlight_probe(struct platform_device *pdev)
+{
+	struct platform_pwm_backlight_data *data = pdev->dev.platform_data;
+	struct backlight_device *bl;
+	struct pwm_bl_data *pb;
+	int ret;
+
+	if (!data)
+		return -EINVAL;
+
+	if (data->init) {
+		ret = data->init(&pdev->dev);
+		if (ret < 0)
+			return ret;
+	}
+
+	pb = kzalloc(sizeof(*pb), GFP_KERNEL);
+	if (!pb) {
+		ret = -ENOMEM;
+		goto err_alloc;
+	}
+
+	pb->period = data->pwm_period_ns;
+	pb->notify = data->notify;
+
+	pb->pwm = pwm_request(data->pwm_id, "backlight");
+	if (IS_ERR(pb->pwm)) {
+		dev_err(&pdev->dev, "unable to request PWM for backlight\n");
+		ret = PTR_ERR(pb->pwm);
+		goto err_pwm;
+	}
+
+	bl = backlight_device_register(pdev->name, &pdev->dev,
+			pb, &pwm_backlight_ops);
+	if (IS_ERR(bl)) {
+		dev_err(&pdev->dev, "failed to register backlight\n");
+		ret = PTR_ERR(bl);
+		goto err_bl;
+	}
+
+	bl->props.max_brightness = data->max_brightness;
+	bl->props.brightness = data->dft_brightness;
+	backlight_update_status(bl);
+
+	platform_set_drvdata(pdev, bl);
+	return 0;
+
+err_bl:
+	pwm_free(pb->pwm);
+err_pwm:
+	kfree(pb);
+err_alloc:
+	if (data->exit)
+		data->exit(&pdev->dev);
+	return ret;
+}
+
+static int pwm_backlight_remove(struct platform_device *pdev)
+{
+	struct platform_pwm_backlight_data *data = pdev->dev.platform_data;
+	struct backlight_device *bl = platform_get_drvdata(pdev);
+	struct pwm_bl_data *pb = dev_get_drvdata(&bl->dev);
+
+	backlight_device_unregister(bl);
+	pwm_config(pb->pwm, 0, pb->period);
+	pwm_disable(pb->pwm);
+	pwm_free(pb->pwm);
+	kfree(pb);
+	if (data->exit)
+		data->exit(&pdev->dev);
+	return 0;
+}
+
+#ifdef CONFIG_PM
+static int pwm_backlight_suspend(struct platform_device *pdev,
+				 pm_message_t state)
+{
+	struct backlight_device *bl = platform_get_drvdata(pdev);
+	struct pwm_bl_data *pb = dev_get_drvdata(&bl->dev);
+
+	pwm_config(pb->pwm, 0, pb->period);
+	pwm_disable(pb->pwm);
+	return 0;
+}
+
+static int pwm_backlight_resume(struct platform_device *pdev)
+{
+	struct backlight_device *bl = platform_get_drvdata(pdev);
+
+	backlight_update_status(bl);
+	return 0;
+}
+#else
+#define pwm_backlight_suspend	NULL
+#define pwm_backlight_resume	NULL
+#endif
+
+static struct platform_driver pwm_backlight_driver = {
+	.driver		= {
+		.name	= "pwm-backlight",
+		.owner	= THIS_MODULE,
+	},
+	.probe		= pwm_backlight_probe,
+	.remove		= pwm_backlight_remove,
+	.suspend	= pwm_backlight_suspend,
+	.resume		= pwm_backlight_resume,
+};
+
+static int __init pwm_backlight_init(void)
+{
+	return platform_driver_register(&pwm_backlight_driver);
+}
+module_init(pwm_backlight_init);
+
+static void __exit pwm_backlight_exit(void)
+{
+	platform_driver_unregister(&pwm_backlight_driver);
+}
+module_exit(pwm_backlight_exit);
+
+MODULE_DESCRIPTION("PWM based Backlight Driver");
+MODULE_LICENSE("GPL");
diff --git a/drivers/video/pxafb.c b/drivers/video/pxafb.c
index fafe7db20d6..bb251436950 100644
--- a/drivers/video/pxafb.c
+++ b/drivers/video/pxafb.c
@@ -227,6 +227,22 @@ static int pxafb_bpp_to_lccr3(struct fb_var_screeninfo *var)
 	case 4:  ret = LCCR3_4BPP; break;
 	case 8:  ret = LCCR3_8BPP; break;
 	case 16: ret = LCCR3_16BPP; break;
+	case 24:
+		switch (var->red.length + var->green.length +
+				var->blue.length + var->transp.length) {
+		case 18: ret = LCCR3_18BPP_P | LCCR3_PDFOR_3; break;
+		case 19: ret = LCCR3_19BPP_P; break;
+		}
+		break;
+	case 32:
+		switch (var->red.length + var->green.length +
+				var->blue.length + var->transp.length) {
+		case 18: ret = LCCR3_18BPP | LCCR3_PDFOR_3; break;
+		case 19: ret = LCCR3_19BPP; break;
+		case 24: ret = LCCR3_24BPP | LCCR3_PDFOR_3; break;
+		case 25: ret = LCCR3_25BPP; break;
+		}
+		break;
 	}
 	return ret;
 }
@@ -345,6 +361,41 @@ static int pxafb_check_var(struct fb_var_screeninfo *var, struct fb_info *info)
 		var->green.offset = 5;  var->green.length = 6;
 		var->blue.offset  = 0;  var->blue.length  = 5;
 		var->transp.offset = var->transp.length = 0;
+	} else if (var->bits_per_pixel > 16) {
+		struct pxafb_mode_info *mode;
+
+		mode = pxafb_getmode(inf, var);
+		if (!mode)
+			return -EINVAL;
+
+		switch (mode->depth) {
+		case 18: /* RGB666 */
+			var->transp.offset = var->transp.length     = 0;
+			var->red.offset	   = 12; var->red.length    = 6;
+			var->green.offset  = 6;  var->green.length  = 6;
+			var->blue.offset   = 0;  var->blue.length   = 6;
+			break;
+		case 19: /* RGBT666 */
+			var->transp.offset = 18; var->transp.length = 1;
+			var->red.offset	   = 12; var->red.length    = 6;
+			var->green.offset  = 6;  var->green.length  = 6;
+			var->blue.offset   = 0;  var->blue.length   = 6;
+			break;
+		case 24: /* RGB888 */
+			var->transp.offset = var->transp.length     = 0;
+			var->red.offset	   = 16; var->red.length    = 8;
+			var->green.offset  = 8;  var->green.length  = 8;
+			var->blue.offset   = 0;  var->blue.length   = 8;
+			break;
+		case 25: /* RGBT888 */
+			var->transp.offset = 24; var->transp.length = 1;
+			var->red.offset	   = 16; var->red.length    = 8;
+			var->green.offset  = 8;  var->green.length  = 8;
+			var->blue.offset   = 0;  var->blue.length   = 8;
+			break;
+		default:
+			return -EINVAL;
+		}
 	} else {
 		var->red.offset = var->green.offset = 0;
 		var->blue.offset = var->transp.offset = 0;
@@ -376,7 +427,7 @@ static int pxafb_set_par(struct fb_info *info)
 	struct pxafb_info *fbi = (struct pxafb_info *)info;
 	struct fb_var_screeninfo *var = &info->var;
 
-	if (var->bits_per_pixel == 16)
+	if (var->bits_per_pixel >= 16)
 		fbi->fb.fix.visual = FB_VISUAL_TRUECOLOR;
 	else if (!fbi->cmap_static)
 		fbi->fb.fix.visual = FB_VISUAL_PSEUDOCOLOR;
@@ -391,7 +442,7 @@ static int pxafb_set_par(struct fb_info *info)
 
 	fbi->fb.fix.line_length = var->xres_virtual *
 				  var->bits_per_pixel / 8;
-	if (var->bits_per_pixel == 16)
+	if (var->bits_per_pixel >= 16)
 		fbi->palette_size = 0;
 	else
 		fbi->palette_size = var->bits_per_pixel == 1 ?
@@ -404,7 +455,7 @@ static int pxafb_set_par(struct fb_info *info)
 	 */
 	pxafb_set_truecolor(fbi->fb.fix.visual == FB_VISUAL_TRUECOLOR);
 
-	if (fbi->fb.var.bits_per_pixel == 16)
+	if (fbi->fb.var.bits_per_pixel >= 16)
 		fb_dealloc_cmap(&fbi->fb.cmap);
 	else
 		fb_alloc_cmap(&fbi->fb.cmap, 1<<fbi->fb.var.bits_per_pixel, 0);
@@ -831,6 +882,8 @@ static int pxafb_activate_var(struct fb_var_screeninfo *var,
 		case 4:
 		case 8:
 		case 16:
+		case 24:
+		case 32:
 			break;
 		default:
 			printk(KERN_ERR "%s: invalid bit depth %d\n",
@@ -968,6 +1021,11 @@ static void pxafb_setup_gpio(struct pxafb_info *fbi)
 
 	for (gpio = 58; ldd_bits; gpio++, ldd_bits--)
 		pxa_gpio_mode(gpio | GPIO_ALT_FN_2_OUT);
+	/* 18 bit interface */
+	if (fbi->fb.var.bits_per_pixel > 16) {
+		pxa_gpio_mode(86 | GPIO_ALT_FN_2_OUT);
+		pxa_gpio_mode(87 | GPIO_ALT_FN_2_OUT);
+	}
 	pxa_gpio_mode(GPIO74_LCD_FCLK_MD);
 	pxa_gpio_mode(GPIO75_LCD_LCLK_MD);
 	pxa_gpio_mode(GPIO76_LCD_PCLK_MD);
@@ -1792,11 +1850,49 @@ failed:
 	return ret;
 }
 
+static int __devexit pxafb_remove(struct platform_device *dev)
+{
+	struct pxafb_info *fbi = platform_get_drvdata(dev);
+	struct resource *r;
+	int irq;
+	struct fb_info *info;
+
+	if (!fbi)
+		return 0;
+
+	info = &fbi->fb;
+
+	unregister_framebuffer(info);
+
+	pxafb_disable_controller(fbi);
+
+	if (fbi->fb.cmap.len)
+		fb_dealloc_cmap(&fbi->fb.cmap);
+
+	irq = platform_get_irq(dev, 0);
+	free_irq(irq, fbi);
+
+	dma_free_writecombine(&dev->dev, fbi->map_size,
+					fbi->map_cpu, fbi->map_dma);
+
+	iounmap(fbi->mmio_base);
+
+	r = platform_get_resource(dev, IORESOURCE_MEM, 0);
+	release_mem_region(r->start, r->end - r->start + 1);
+
+	clk_put(fbi->clk);
+	kfree(fbi);
+
+	return 0;
+}
+
 static struct platform_driver pxafb_driver = {
 	.probe		= pxafb_probe,
+	.remove 	= pxafb_remove,
 	.suspend	= pxafb_suspend,
 	.resume		= pxafb_resume,
 	.driver		= {
+		.owner	= THIS_MODULE,
 		.name	= "pxa2xx-fb",
 	},
 };
@@ -1809,7 +1905,13 @@ static int __init pxafb_init(void)
 	return platform_driver_register(&pxafb_driver);
 }
 
+static void __exit pxafb_exit(void)
+{
+	platform_driver_unregister(&pxafb_driver);
+}
+
 module_init(pxafb_init);
+module_exit(pxafb_exit);
 
 MODULE_DESCRIPTION("loadable framebuffer driver for PXA");
 MODULE_LICENSE("GPL");
author	Russell King <rmk@dyn-67.arm.linux.org.uk>	2008-07-13 12:05:49 +0100
committer	Russell King <rmk+kernel@arm.linux.org.uk>	2008-07-13 12:05:49 +0100
commit	044e5f45e4ad890d03bd1e8bb44c634397cac24d (patch)
tree	a6063f77bd719d933823915d2273eaadb6331611 /drivers
parent	f0006314d37639714da9658cf4ff3f1f9f420764 (diff)
parent	faf64ed4968e354624f330c6da6c1ce8b05a0713 (diff)