Merge branch 'pxa-devel' into pxa

21 files changed, 399 insertions, 74 deletions

diff --git a/arch/arm/mach-pxa/Kconfig b/arch/arm/mach-pxa/Kconfig
index fdea1e7dc349..3e28521b9ebc 100644
--- a/arch/arm/mach-pxa/Kconfig
+++ b/arch/arm/mach-pxa/Kconfig
@@ -184,7 +184,7 @@ config MACH_COLIBRI
 	select PXA27x
 
 config MACH_ZYLONITE
-	bool "PXA3xx Development Platform"
+	bool "PXA3xx Development Platform (aka Zylonite)"
 	select PXA3xx
 	select HAVE_PWM
 
diff --git a/arch/arm/mach-pxa/clock.h b/arch/arm/mach-pxa/clock.h
index 32d0c074b351..1ec8f9178aaf 100644
--- a/arch/arm/mach-pxa/clock.h
+++ b/arch/arm/mach-pxa/clock.h
@@ -61,4 +61,28 @@ extern const struct clkops clk_cken_ops;
 void clk_cken_enable(struct clk *clk);
 void clk_cken_disable(struct clk *clk);
 
+#ifdef CONFIG_PXA3xx
+#define PXA3xx_CKEN(_name, _cken, _rate, _delay, _dev)	\
+	{						\
+		.name	= _name,			\
+		.dev	= _dev,				\
+		.ops	= &clk_pxa3xx_cken_ops,		\
+		.rate	= _rate,			\
+		.cken	= CKEN_##_cken,			\
+		.delay	= _delay,			\
+	}
+
+#define PXA3xx_CK(_name, _cken, _ops, _dev)		\
+	{						\
+		.name	= _name,			\
+		.dev	= _dev,				\
+		.ops	= _ops,				\
+		.cken	= CKEN_##_cken,			\
+	}
+
+extern const struct clkops clk_pxa3xx_cken_ops;
+extern void clk_pxa3xx_cken_enable(struct clk *);
+extern void clk_pxa3xx_cken_disable(struct clk *);
+#endif
+
 void clks_register(struct clk *clks, size_t num);
diff --git a/arch/arm/mach-pxa/devices.c b/arch/arm/mach-pxa/devices.c
index abc161dd083a..84489dc51d81 100644
--- a/arch/arm/mach-pxa/devices.c
+++ b/arch/arm/mach-pxa/devices.c
@@ -16,6 +16,7 @@
 #include <asm/arch/pxa2xx_spi.h>
 #include <asm/arch/camera.h>
 #include <asm/arch/audio.h>
+#include <asm/arch/pxa3xx_nand.h>
 
 #include "devices.h"
 #include "generic.h"
@@ -831,6 +832,48 @@ void __init pxa3xx_set_mci3_info(struct pxamci_platform_data *info)
 	pxa_register_device(&pxa3xx_device_mci3, info);
 }
 
+static struct resource pxa3xx_resources_nand[] = {
+	[0] = {
+		.start	= 0x43100000,
+		.end	= 0x43100053,
+		.flags	= IORESOURCE_MEM,
+	},
+	[1] = {
+		.start	= IRQ_NAND,
+		.end	= IRQ_NAND,
+		.flags	= IORESOURCE_IRQ,
+	},
+	[2] = {
+		/* DRCMR for Data DMA */
+		.start	= 97,
+		.end	= 97,
+		.flags	= IORESOURCE_DMA,
+	},
+	[3] = {
+		/* DRCMR for Command DMA */
+		.start	= 99,
+		.end	= 99,
+		.flags	= IORESOURCE_DMA,
+	},
+};
+
+static u64 pxa3xx_nand_dma_mask = DMA_BIT_MASK(32);
+
+struct platform_device pxa3xx_device_nand = {
+	.name		= "pxa3xx-nand",
+	.id		= -1,
+	.dev		= {
+		.dma_mask = &pxa3xx_nand_dma_mask,
+		.coherent_dma_mask = DMA_BIT_MASK(32),
+	},
+	.num_resources	= ARRAY_SIZE(pxa3xx_resources_nand),
+	.resource	= pxa3xx_resources_nand,
+};
+
+void __init pxa3xx_set_nand_info(struct pxa3xx_nand_platform_data *info)
+{
+	pxa_register_device(&pxa3xx_device_nand, info);
+}
 #endif /* CONFIG_PXA3xx */
 
 /* pxa2xx-spi platform-device ID equals respective SSP platform-device ID + 1.
diff --git a/arch/arm/mach-pxa/devices.h b/arch/arm/mach-pxa/devices.h
index b852eb18daa5..887c738f5911 100644
--- a/arch/arm/mach-pxa/devices.h
+++ b/arch/arm/mach-pxa/devices.h
@@ -31,4 +31,6 @@ extern struct platform_device pxa25x_device_pwm1;
 extern struct platform_device pxa27x_device_pwm0;
 extern struct platform_device pxa27x_device_pwm1;
 
+extern struct platform_device pxa3xx_device_nand;
+
 void __init pxa_register_device(struct platform_device *dev, void *data);
diff --git a/arch/arm/mach-pxa/littleton.c b/arch/arm/mach-pxa/littleton.c
index 530654474bb2..9a4f51d48758 100644
--- a/arch/arm/mach-pxa/littleton.c
+++ b/arch/arm/mach-pxa/littleton.c
@@ -38,6 +38,7 @@
 #include <asm/arch/pxafb.h>
 #include <asm/arch/ssp.h>
 #include <asm/arch/pxa27x_keypad.h>
+#include <asm/arch/pxa3xx_nand.h>
 #include <asm/arch/littleton.h>
 
 #include "generic.h"
@@ -101,7 +102,7 @@ static struct resource smc91x_resources[] = {
 	[1] = {
 		.start	= IRQ_GPIO(mfp_to_gpio(MFP_PIN_GPIO90)),
 		.end	= IRQ_GPIO(mfp_to_gpio(MFP_PIN_GPIO90)),
-		.flags	= IORESOURCE_IRQ | IRQF_TRIGGER_FALLING,
+		.flags	= IORESOURCE_IRQ | IORESOURCE_IRQ_LOWEDGE,
 	}
 };
 
@@ -112,7 +113,7 @@ static struct platform_device smc91x_device = {
 	.resource	= smc91x_resources,
 };
 
-#if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULES)
+#if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE)
 /* use bit 30, 31 as the indicator of command parameter number */
 #define CMD0(x)		((0x00000000) | ((x) << 9))
 #define CMD1(x, x1)	((0x40000000) | ((x) << 9) | 0x100 | (x1))
@@ -311,9 +312,9 @@ static void littleton_init_lcd(void)
 }
 #else
 static inline void littleton_init_lcd(void) {};
-#endif /* CONFIG_FB_PXA || CONFIG_FB_PXA_MODULES */
+#endif /* CONFIG_FB_PXA || CONFIG_FB_PXA_MODULE */
 
-#if defined(CONFIG_KEYBOARD_PXA27x) || defined(CONFIG_KEYBOARD_PXA27x_MODULES)
+#if defined(CONFIG_KEYBOARD_PXA27x) || defined(CONFIG_KEYBOARD_PXA27x_MODULE)
 static unsigned int littleton_matrix_key_map[] = {
 	/* KEY(row, col, key_code) */
 	KEY(1, 3, KEY_0), KEY(0, 0, KEY_1), KEY(1, 0, KEY_2), KEY(2, 0, KEY_3),
@@ -361,6 +362,57 @@ static void __init littleton_init_keypad(void)
 static inline void littleton_init_keypad(void) {}
 #endif
 
+#if defined(CONFIG_MTD_NAND_PXA3xx) || defined(CONFIG_MTD_NAND_PXA3xx_MODULE)
+static struct mtd_partition littleton_nand_partitions[] = {
+	[0] = {
+		.name        = "Bootloader",
+		.offset      = 0,
+		.size        = 0x060000,
+		.mask_flags  = MTD_WRITEABLE, /* force read-only */
+	},
+	[1] = {
+		.name        = "Kernel",
+		.offset      = 0x060000,
+		.size        = 0x200000,
+		.mask_flags  = MTD_WRITEABLE, /* force read-only */
+	},
+	[2] = {
+		.name        = "Filesystem",
+		.offset      = 0x0260000,
+		.size        = 0x3000000,     /* 48M - rootfs */
+	},
+	[3] = {
+		.name        = "MassStorage",
+		.offset      = 0x3260000,
+		.size        = 0x3d40000,
+	},
+	[4] = {
+		.name        = "BBT",
+		.offset      = 0x6FA0000,
+		.size        = 0x80000,
+		.mask_flags  = MTD_WRITEABLE,  /* force read-only */
+	},
+	/* NOTE: we reserve some blocks at the end of the NAND flash for
+	 * bad block management, and the max number of relocation blocks
+	 * differs on different platforms. Please take care with it when
+	 * defining the partition table.
+	 */
+};
+
+static struct pxa3xx_nand_platform_data littleton_nand_info = {
+	.enable_arbiter	= 1,
+	.parts		= littleton_nand_partitions,
+	.nr_parts	= ARRAY_SIZE(littleton_nand_partitions),
+};
+
+static void __init littleton_init_nand(void)
+{
+	pxa3xx_set_nand_info(&littleton_nand_info);
+}
+#else
+static inline void littleton_init_nand(void) {}
+#endif /* CONFIG_MTD_NAND_PXA3xx || CONFIG_MTD_NAND_PXA3xx_MODULE */
+
 static void __init littleton_init(void)
 {
 	/* initialize MFP configurations */
@@ -374,6 +426,7 @@ static void __init littleton_init(void)
 
 	littleton_init_lcd();
 	littleton_init_keypad();
+	littleton_init_nand();
 }
 
 MACHINE_START(LITTLETON, "Marvell Form Factor Development Platform (aka Littleton)")
diff --git a/arch/arm/mach-pxa/mainstone.c b/arch/arm/mach-pxa/mainstone.c
index 8cd3f81558cb..14eac2287e3f 100644
--- a/arch/arm/mach-pxa/mainstone.c
+++ b/arch/arm/mach-pxa/mainstone.c
@@ -110,9 +110,9 @@ static unsigned long mainstone_pin_config[] = {
 	GPIO45_AC97_SYSCLK,
 
 	/* Keypad */
-	GPIO93_KP_DKIN_0	| WAKEUP_ON_LEVEL_HIGH,
-	GPIO94_KP_DKIN_1	| WAKEUP_ON_LEVEL_HIGH,
-	GPIO95_KP_DKIN_2	| WAKEUP_ON_LEVEL_HIGH,
+	GPIO93_KP_DKIN_0,
+	GPIO94_KP_DKIN_1,
+	GPIO95_KP_DKIN_2,
 	GPIO100_KP_MKIN_0	| WAKEUP_ON_LEVEL_HIGH,
 	GPIO101_KP_MKIN_1	| WAKEUP_ON_LEVEL_HIGH,
 	GPIO102_KP_MKIN_2	| WAKEUP_ON_LEVEL_HIGH,
@@ -514,7 +514,7 @@ static struct pxaohci_platform_data mainstone_ohci_platform_data = {
 	.init		= mainstone_ohci_init,
 };
 
-#if defined(CONFIG_KEYBOARD_PXA27x) || defined(CONFIG_KEYBOARD_PXA27x_MODULES)
+#if defined(CONFIG_KEYBOARD_PXA27x) || defined(CONFIG_KEYBOARD_PXA27x_MODULE)
 static unsigned int mainstone_matrix_keys[] = {
 	KEY(0, 0, KEY_A), KEY(1, 0, KEY_B), KEY(2, 0, KEY_C),
 	KEY(3, 0, KEY_D), KEY(4, 0, KEY_E), KEY(5, 0, KEY_F),
diff --git a/arch/arm/mach-pxa/mfp-pxa2xx.c b/arch/arm/mach-pxa/mfp-pxa2xx.c
index d1cdb4ecb0b8..fd4545eab803 100644
--- a/arch/arm/mach-pxa/mfp-pxa2xx.c
+++ b/arch/arm/mach-pxa/mfp-pxa2xx.c
@@ -39,6 +39,28 @@ struct gpio_desc {
 
 static struct gpio_desc gpio_desc[MFP_PIN_GPIO127 + 1];
 
+static int __mfp_config_lpm(unsigned gpio, unsigned long lpm)
+{
+	unsigned mask = GPIO_bit(gpio);
+
+	/* low power state */
+	switch (lpm) {
+	case MFP_LPM_DRIVE_HIGH:
+		PGSR(gpio) |= mask;
+		break;
+	case MFP_LPM_DRIVE_LOW:
+		PGSR(gpio) &= ~mask;
+		break;
+	case MFP_LPM_INPUT:
+		break;
+	default:
+		pr_warning("%s: invalid low power state for GPIO%d\n",
+				__func__, gpio);
+		return -EINVAL;
+	}
+	return 0;
+}
+
 static int __mfp_config_gpio(unsigned gpio, unsigned long c)
 {
 	unsigned long gafr, mask = GPIO_bit(gpio);
@@ -57,21 +79,8 @@ static int __mfp_config_gpio(unsigned gpio, unsigned long c)
 	else
 		GPDR(gpio) &= ~mask;
 
-	/* low power state */
-	switch (c & MFP_LPM_STATE_MASK) {
-	case MFP_LPM_DRIVE_HIGH:
-		PGSR(gpio) |= mask;
-		break;
-	case MFP_LPM_DRIVE_LOW:
-		PGSR(gpio) &= ~mask;
-		break;
-	case MFP_LPM_INPUT:
-		break;
-	default:
-		pr_warning("%s: invalid low power state for GPIO%d\n",
-				__func__, gpio);
+	if (__mfp_config_lpm(gpio, c & MFP_LPM_STATE_MASK))
 		return -EINVAL;
-	}
 
 	/* give early warning if MFP_LPM_CAN_WAKEUP is set on the
 	 * configurations of those pins not able to wakeup
@@ -91,6 +100,18 @@ static int __mfp_config_gpio(unsigned gpio, unsigned long c)
 	return 0;
 }
 
+static inline int __mfp_validate(int mfp)
+{
+	int gpio = mfp_to_gpio(mfp);
+
+	if ((mfp > MFP_PIN_GPIO127) || !gpio_desc[gpio].valid) {
+		pr_warning("%s: GPIO%d is invalid pin\n", __func__, gpio);
+		return -1;
+	}
+
+	return gpio;
+}
+
 void pxa2xx_mfp_config(unsigned long *mfp_cfgs, int num)
 {
 	unsigned long flags;
@@ -99,13 +120,9 @@ void pxa2xx_mfp_config(unsigned long *mfp_cfgs, int num)
 
 	for (i = 0, c = mfp_cfgs; i < num; i++, c++) {
 
-		gpio = mfp_to_gpio(MFP_PIN(*c));
-
-		if (!gpio_desc[gpio].valid) {
-			pr_warning("%s: GPIO%d is invalid pin\n",
-				__func__, gpio);
+		gpio = __mfp_validate(MFP_PIN(*c));
+		if (gpio < 0)
 			continue;
-		}
 
 		local_irq_save(flags);
 
@@ -116,6 +133,20 @@ void pxa2xx_mfp_config(unsigned long *mfp_cfgs, int num)
 	}
 }
 
+void pxa2xx_mfp_set_lpm(int mfp, unsigned long lpm)
+{
+	unsigned long flags;
+	int gpio;
+
+	gpio = __mfp_validate(mfp);
+	if (gpio < 0)
+		return;
+
+	local_irq_save(flags);
+	__mfp_config_lpm(gpio, lpm);
+	local_irq_restore(flags);
+}
+
 int gpio_set_wake(unsigned int gpio, unsigned int on)
 {
 	struct gpio_desc *d;
diff --git a/arch/arm/mach-pxa/pxa300.c b/arch/arm/mach-pxa/pxa300.c
index 0a0d3877f212..da92e9733886 100644
--- a/arch/arm/mach-pxa/pxa300.c
+++ b/arch/arm/mach-pxa/pxa300.c
@@ -15,10 +15,16 @@
 
 #include <linux/module.h>
 #include <linux/kernel.h>
+#include <linux/platform_device.h>
 
 #include <asm/hardware.h>
+#include <asm/arch/pxa3xx-regs.h>
 #include <asm/arch/mfp-pxa300.h>
 
+#include "generic.h"
+#include "devices.h"
+#include "clock.h"
+
 static struct pxa3xx_mfp_addr_map pxa300_mfp_addr_map[] __initdata = {
 
 	MFP_ADDR_X(GPIO0,   GPIO2,   0x00b4),
@@ -79,15 +85,26 @@ static struct pxa3xx_mfp_addr_map pxa310_mfp_addr_map[] __initdata = {
 	MFP_ADDR_END,
 };
 
+static struct clk common_clks[] = {
+	PXA3xx_CKEN("NANDCLK", NAND, 156000000, 0, &pxa3xx_device_nand.dev),
+};
+
+static struct clk pxa310_clks[] = {
+	PXA3xx_CKEN("MMCCLK", MMC3, 19500000, 0, &pxa3xx_device_mci3.dev),
+};
+
 static int __init pxa300_init(void)
 {
 	if (cpu_is_pxa300() || cpu_is_pxa310()) {
 		pxa3xx_init_mfp();
 		pxa3xx_mfp_init_addr(pxa300_mfp_addr_map);
+		clks_register(ARRAY_AND_SIZE(common_clks));
 	}
 
-	if (cpu_is_pxa310())
+	if (cpu_is_pxa310()) {
 		pxa3xx_mfp_init_addr(pxa310_mfp_addr_map);
+		clks_register(ARRAY_AND_SIZE(pxa310_clks));
+	}
 
 	return 0;
 }
diff --git a/arch/arm/mach-pxa/pxa320.c b/arch/arm/mach-pxa/pxa320.c
index 74128eb8f8d0..c557c23a1efe 100644
--- a/arch/arm/mach-pxa/pxa320.c
+++ b/arch/arm/mach-pxa/pxa320.c
@@ -15,11 +15,17 @@
 
 #include <linux/module.h>
 #include <linux/kernel.h>
+#include <linux/platform_device.h>
 
 #include <asm/hardware.h>
 #include <asm/arch/mfp.h>
+#include <asm/arch/pxa3xx-regs.h>
 #include <asm/arch/mfp-pxa320.h>
 
+#include "generic.h"
+#include "devices.h"
+#include "clock.h"
+
 static struct pxa3xx_mfp_addr_map pxa320_mfp_addr_map[] __initdata = {
 
 	MFP_ADDR_X(GPIO0,  GPIO4,   0x0124),
@@ -74,16 +80,17 @@ static struct pxa3xx_mfp_addr_map pxa320_mfp_addr_map[] __initdata = {
 	MFP_ADDR_END,
 };
 
-static void __init pxa320_init_mfp(void)
-{
-	pxa3xx_init_mfp();
-	pxa3xx_mfp_init_addr(pxa320_mfp_addr_map);
-}
+static struct clk pxa320_clks[] = {
+	PXA3xx_CKEN("NANDCLK", NAND, 104000000, 0, &pxa3xx_device_nand.dev),
+};
 
 static int __init pxa320_init(void)
 {
-	if (cpu_is_pxa320())
-		pxa320_init_mfp();
+	if (cpu_is_pxa320()) {
+		pxa3xx_init_mfp();
+		pxa3xx_mfp_init_addr(pxa320_mfp_addr_map);
+		clks_register(ARRAY_AND_SIZE(pxa320_clks));
+	}
 
 	return 0;
 }
diff --git a/arch/arm/mach-pxa/pxa3xx.c b/arch/arm/mach-pxa/pxa3xx.c
index 15685d2b8f8c..f491025a0c82 100644
--- a/arch/arm/mach-pxa/pxa3xx.c
+++ b/arch/arm/mach-pxa/pxa3xx.c
@@ -144,7 +144,7 @@ static unsigned long clk_pxa3xx_hsio_getrate(struct clk *clk)
 	return hsio_clk;
 }
 
-static void clk_pxa3xx_cken_enable(struct clk *clk)
+void clk_pxa3xx_cken_enable(struct clk *clk)
 {
 	unsigned long mask = 1ul << (clk->cken & 0x1f);
 
@@ -154,7 +154,7 @@ static void clk_pxa3xx_cken_enable(struct clk *clk)
 		CKENB |= mask;
 }
 
-static void clk_pxa3xx_cken_disable(struct clk *clk)
+void clk_pxa3xx_cken_disable(struct clk *clk)
 {
 	unsigned long mask = 1ul << (clk->cken & 0x1f);
 
@@ -164,7 +164,7 @@ static void clk_pxa3xx_cken_disable(struct clk *clk)
 		CKENB &= ~mask;
 }
 
-static const struct clkops clk_pxa3xx_cken_ops = {
+const struct clkops clk_pxa3xx_cken_ops = {
 	.enable		= clk_pxa3xx_cken_enable,
 	.disable	= clk_pxa3xx_cken_disable,
 };
@@ -196,24 +196,6 @@ static const struct clkops clk_pout_ops = {
 	.disable	= clk_pout_disable,
 };
 
-#define PXA3xx_CKEN(_name, _cken, _rate, _delay, _dev)	\
-	{						\
-		.name	= _name,			\
-		.dev	= _dev,				\
-		.ops	= &clk_pxa3xx_cken_ops,		\
-		.rate	= _rate,			\
-		.cken	= CKEN_##_cken,			\
-		.delay	= _delay,			\
-	}
-
-#define PXA3xx_CK(_name, _cken, _ops, _dev)		\
-	{						\
-		.name	= _name,			\
-		.dev	= _dev,				\
-		.ops	= _ops,				\
-		.cken	= CKEN_##_cken,			\
-	}
-
 static struct clk pxa3xx_clks[] = {
 	{
 		.name           = "CLK_POUT",
@@ -244,7 +226,6 @@ static struct clk pxa3xx_clks[] = {
 
 	PXA3xx_CKEN("MMCCLK", MMC1, 19500000, 0, &pxa_device_mci.dev),
 	PXA3xx_CKEN("MMCCLK", MMC2, 19500000, 0, &pxa3xx_device_mci2.dev),
-	PXA3xx_CKEN("MMCCLK", MMC3, 19500000, 0, &pxa3xx_device_mci3.dev),
 };
 
 #ifdef CONFIG_PM
diff --git a/arch/arm/mach-pxa/ssp.c b/arch/arm/mach-pxa/ssp.c
index 0bb31982fb6f..89f38683787e 100644
--- a/arch/arm/mach-pxa/ssp.c
+++ b/arch/arm/mach-pxa/ssp.c
@@ -14,13 +14,6 @@
  *  IO-based SSP applications and allows easy port setup for DMA access.
  *
  *  Author: Liam Girdwood <liam.girdwood@wolfsonmicro.com>
- *
- *  Revision history:
- *   22nd Aug 2003 Initial version.
- *   20th Dec 2004 Added ssp_config for changing port config without
- *                 closing the port.
- *    4th Aug 2005 Added option to disable irq handler registration and
- *                 cleaned up irq and clock detection.
  */
 
 #include <linux/module.h>
@@ -285,7 +278,7 @@ int ssp_init(struct ssp_dev *dev, u32 port, u32 init_flags)
 			goto out_region;
 		dev->irq = ssp->irq;
 	} else
-		dev->irq = 0;
+		dev->irq = NO_IRQ;
 
 	/* turn on SSP port clock */
 	clk_enable(ssp->clk);
@@ -306,7 +299,8 @@ void ssp_exit(struct ssp_dev *dev)
 	struct ssp_device *ssp = dev->ssp;
 
 	ssp_disable(dev);
-	free_irq(dev->irq, dev);
+	if (dev->irq != NO_IRQ)
+		free_irq(dev->irq, dev);
 	clk_disable(ssp->clk);
 	ssp_free(ssp);
 }
@@ -360,6 +354,7 @@ static int __devinit ssp_probe(struct platform_device *pdev, int type)
 		dev_err(&pdev->dev, "failed to allocate memory");
 		return -ENOMEM;
 	}
+	ssp->pdev = pdev;
 
 	ssp->clk = clk_get(&pdev->dev, "SSPCLK");
 	if (IS_ERR(ssp->clk)) {
diff --git a/arch/arm/mach-pxa/zylonite.c b/arch/arm/mach-pxa/zylonite.c
index 66b446ca273d..4a4711d36e73 100644
--- a/arch/arm/mach-pxa/zylonite.c
+++ b/arch/arm/mach-pxa/zylonite.c
@@ -29,6 +29,7 @@
 #include <asm/arch/zylonite.h>
 #include <asm/arch/mmc.h>
 #include <asm/arch/pxa27x_keypad.h>
+#include <asm/arch/pxa3xx_nand.h>
 
 #include "devices.h"
 #include "generic.h"
@@ -37,6 +38,8 @@
 struct platform_mmc_slot zylonite_mmc_slot[MAX_SLOTS];
 
 int gpio_eth_irq;
+int gpio_debug_led1;
+int gpio_debug_led2;
 
 int wm9713_irq;
 
@@ -63,6 +66,42 @@ static struct platform_device smc91x_device = {
 	.resource	= smc91x_resources,
 };
 
+#if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE)
+static struct gpio_led zylonite_debug_leds[] = {
+	[0] = {
+		.name			= "zylonite:yellow:1",
+		.default_trigger	= "heartbeat",
+	},
+	[1] = {
+		.name			= "zylonite:yellow:2",
+		.default_trigger	= "default-on",
+	},
+};
+
+static struct gpio_led_platform_data zylonite_debug_leds_info = {
+	.leds		= zylonite_debug_leds,
+	.num_leds	= ARRAY_SIZE(zylonite_debug_leds),
+};
+
+static struct platform_device zylonite_device_leds = {
+	.name		= "leds-gpio",
+	.id		= -1,
+	.dev		= {
+		.platform_data = &zylonite_debug_leds_info,
+	}
+};
+
+static void __init zylonite_init_leds(void)
+{
+	zylonite_debug_leds[0].gpio = gpio_debug_led1;
+	zylonite_debug_leds[1].gpio = gpio_debug_led2;
+
+	platform_device_register(&zylonite_device_leds);
+}
+#else
+static inline void zylonite_init_leds(void) {}
+#endif
+
 #if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE)
 static struct platform_pwm_backlight_data zylonite_backlight_data = {
 	.pwm_id		= 3,
@@ -259,7 +298,7 @@ static void __init zylonite_init_mmc(void)
 static inline void zylonite_init_mmc(void) {}
 #endif
 
-#if defined(CONFIG_KEYBOARD_PXA27x) || defined(CONFIG_KEYBOARD_PXA27x_MODULES)
+#if defined(CONFIG_KEYBOARD_PXA27x) || defined(CONFIG_KEYBOARD_PXA27x_MODULE)
 static unsigned int zylonite_matrix_key_map[] = {
 	/* KEY(row, col, key_code) */
 	KEY(0, 0, KEY_A), KEY(0, 1, KEY_B), KEY(0, 2, KEY_C), KEY(0, 5, KEY_D),
@@ -324,6 +363,57 @@ static void __init zylonite_init_keypad(void)
 static inline void zylonite_init_keypad(void) {}
 #endif
 
+#if defined(CONFIG_MTD_NAND_PXA3xx) || defined(CONFIG_MTD_NAND_PXA3xx_MODULE)
+static struct mtd_partition zylonite_nand_partitions[] = {
+	[0] = {
+		.name        = "Bootloader",
+		.offset      = 0,
+		.size        = 0x060000,
+		.mask_flags  = MTD_WRITEABLE, /* force read-only */
+	},
+	[1] = {
+		.name        = "Kernel",
+		.offset      = 0x060000,
+		.size        = 0x200000,
+		.mask_flags  = MTD_WRITEABLE, /* force read-only */
+	},
+	[2] = {
+		.name        = "Filesystem",
+		.offset      = 0x0260000,
+		.size        = 0x3000000,     /* 48M - rootfs */
+	},
+	[3] = {
+		.name        = "MassStorage",
+		.offset      = 0x3260000,
+		.size        = 0x3d40000,
+	},
+	[4] = {
+		.name        = "BBT",
+		.offset      = 0x6FA0000,
+		.size        = 0x80000,
+		.mask_flags  = MTD_WRITEABLE,  /* force read-only */
+	},
+	/* NOTE: we reserve some blocks at the end of the NAND flash for
+	 * bad block management, and the max number of relocation blocks
+	 * differs on different platforms. Please take care with it when
+	 * defining the partition table.
+	 */
+};
+
+static struct pxa3xx_nand_platform_data zylonite_nand_info = {
+	.enable_arbiter	= 1,
+	.parts		= zylonite_nand_partitions,
+	.nr_parts	= ARRAY_SIZE(zylonite_nand_partitions),
+};
+
+static void __init zylonite_init_nand(void)
+{
+	pxa3xx_set_nand_info(&zylonite_nand_info);
+}
+#else
+static inline void zylonite_init_nand(void) {}
+#endif /* CONFIG_MTD_NAND_PXA3xx || CONFIG_MTD_NAND_PXA3xx_MODULE */
+
 static void __init zylonite_init(void)
 {
 	/* board-processor specific initialization */
@@ -342,6 +432,8 @@ static void __init zylonite_init(void)
 	zylonite_init_lcd();
 	zylonite_init_mmc();
 	zylonite_init_keypad();
+	zylonite_init_nand();
+	zylonite_init_leds();
 }
 
 MACHINE_START(ZYLONITE, "PXA3xx Platform Development Kit (aka Zylonite)")
diff --git a/arch/arm/mach-pxa/zylonite_pxa300.c b/arch/arm/mach-pxa/zylonite_pxa300.c
index 6f7ae972b8db..b28d46e081d3 100644
--- a/arch/arm/mach-pxa/zylonite_pxa300.c
+++ b/arch/arm/mach-pxa/zylonite_pxa300.c
@@ -16,9 +16,12 @@
 #include <linux/module.h>
 #include <linux/kernel.h>
 #include <linux/init.h>
+#include <linux/i2c.h>
+#include <linux/i2c/pca953x.h>
 
 #include <asm/gpio.h>
 #include <asm/arch/mfp-pxa300.h>
+#include <asm/arch/i2c.h>
 #include <asm/arch/zylonite.h>
 
 #include "generic.h"
@@ -109,6 +112,10 @@ static mfp_cfg_t common_mfp_cfg[] __initdata = {
 	GPIO12_MMC2_DAT3,
 	GPIO13_MMC2_CLK,
 	GPIO14_MMC2_CMD,
+
+	/* Standard I2C */
+	GPIO21_I2C_SCL,
+	GPIO22_I2C_SDA,
 };
 
 static mfp_cfg_t pxa300_mfp_cfg[] __initdata = {
@@ -192,6 +199,39 @@ static void __init zylonite_detect_lcd_panel(void)
 		pxa3xx_mfp_write(lcd_detect_pins[i], mfpr_save[i]);
 }
 
+#if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE)
+static struct pca953x_platform_data gpio_exp[] = {
+	[0] = {
+		.gpio_base	= 128,
+	},
+	[1] = {
+		.gpio_base	= 144,
+	},
+};
+
+struct i2c_board_info zylonite_i2c_board_info[] = {
+	{
+		.type		= "pca9539",
+		.addr		= 0x74,
+		.platform_data	= &gpio_exp[0],
+		.irq		= IRQ_GPIO(18),
+	}, {
+		.type		= "pca9539",
+		.addr		= 0x75,
+		.platform_data	= &gpio_exp[1],
+		.irq		= IRQ_GPIO(19),
+	},
+};
+
+static void __init zylonite_init_i2c(void)
+{
+	pxa_set_i2c_info(NULL);
+	i2c_register_board_info(0, ARRAY_AND_SIZE(zylonite_i2c_board_info));
+}
+#else
+static inline void zylonite_init_i2c(void) {}
+#endif
+
 void __init zylonite_pxa300_init(void)
 {
 	if (cpu_is_pxa300() || cpu_is_pxa310()) {
@@ -207,6 +247,8 @@ void __init zylonite_pxa300_init(void)
 
 		/* WM9713 IRQ */
 		wm9713_irq = mfp_to_gpio(MFP_PIN_GPIO26);
+
+		zylonite_init_i2c();
 	}
 
 	if (cpu_is_pxa300()) {
@@ -222,4 +264,8 @@ void __init zylonite_pxa300_init(void)
 		zylonite_mmc_slot[2].gpio_cd = EXT_GPIO(30);
 		zylonite_mmc_slot[2].gpio_wp = EXT_GPIO(31);
 	}
+
+	/* GPIOs for Debug LEDs */
+	gpio_debug_led1 = EXT_GPIO(25);
+	gpio_debug_led2 = EXT_GPIO(26);
 }
diff --git a/arch/arm/mach-pxa/zylonite_pxa320.c b/arch/arm/mach-pxa/zylonite_pxa320.c
index 2b4fc34919ac..2b7fba7a2921 100644
--- a/arch/arm/mach-pxa/zylonite_pxa320.c
+++ b/arch/arm/mach-pxa/zylonite_pxa320.c
@@ -116,6 +116,10 @@ static mfp_cfg_t mfp_cfg[] __initdata = {
 	GPIO27_MMC2_DAT3,
 	GPIO28_MMC2_CLK,
 	GPIO29_MMC2_CMD,
+
+	/* Debug LEDs */
+	GPIO1_2_GPIO | MFP_LPM_DRIVE_HIGH,
+	GPIO4_2_GPIO | MFP_LPM_DRIVE_HIGH,
 };
 
 #define NUM_LCD_DETECT_PINS	7
@@ -189,6 +193,8 @@ void __init zylonite_pxa320_init(void)
 
 		/* GPIO pin assignment */
 		gpio_eth_irq	= mfp_to_gpio(MFP_PIN_GPIO9);
+		gpio_debug_led1	= mfp_to_gpio(MFP_PIN_GPIO1_2);
+		gpio_debug_led2	= mfp_to_gpio(MFP_PIN_GPIO4_2);
 
 		/* MMC card detect & write protect for controller 0 */
 		zylonite_mmc_slot[0].gpio_cd  = mfp_to_gpio(MFP_PIN_GPIO1);
diff --git a/arch/arm/mm/Makefile b/arch/arm/mm/Makefile
index 32b2d2d213a6..e7c14e399389 100644
--- a/arch/arm/mm/Makefile
+++ b/arch/arm/mm/Makefile
@@ -74,3 +74,5 @@ obj-$(CONFIG_CPU_V6)		+= proc-v6.o
 obj-$(CONFIG_CPU_V7)		+= proc-v7.o
 
 obj-$(CONFIG_CACHE_L2X0)	+= cache-l2x0.o
+obj-$(CONFIG_CACHE_XSC3L2)	+= cache-xsc3l2.o
+
diff --git a/include/asm-arm/arch-pxa/irqs.h b/include/asm-arm/arch-pxa/irqs.h
index fa05e76f64e8..9413121b0ed9 100644
--- a/include/asm-arm/arch-pxa/irqs.h
+++ b/include/asm-arm/arch-pxa/irqs.h
@@ -185,6 +185,8 @@
       defined(CONFIG_MACH_PCM027) || \
       defined(CONFIG_MACH_MAGICIAN)
 #define NR_IRQS			(IRQ_BOARD_END)
+#elif defined(CONFIG_MACH_ZYLONITE)
+#define NR_IRQS			(IRQ_BOARD_START + 32)
 #else
 #define NR_IRQS			(IRQ_BOARD_START)
 #endif
diff --git a/include/asm-arm/arch-pxa/mfp-pxa2xx.h b/include/asm-arm/arch-pxa/mfp-pxa2xx.h
index db8d890d237c..8de1c0dae624 100644
--- a/include/asm-arm/arch-pxa/mfp-pxa2xx.h
+++ b/include/asm-arm/arch-pxa/mfp-pxa2xx.h
@@ -128,5 +128,6 @@
 #define GPIO84_GPIO	MFP_CFG_IN(GPIO84, AF0)
 
 extern void pxa2xx_mfp_config(unsigned long *mfp_cfgs, int num);
+extern void pxa2xx_mfp_set_lpm(int mfp, unsigned long lpm);
 extern int gpio_set_wake(unsigned int gpio, unsigned int on);
 #endif /* __ASM_ARCH_MFP_PXA2XX_H */
diff --git a/include/asm-arm/arch-pxa/pxa3xx_nand.h b/include/asm-arm/arch-pxa/pxa3xx_nand.h
index 81a8937486cb..eb4b190b6657 100644
--- a/include/asm-arm/arch-pxa/pxa3xx_nand.h
+++ b/include/asm-arm/arch-pxa/pxa3xx_nand.h
@@ -15,4 +15,6 @@ struct pxa3xx_nand_platform_data {
 	struct mtd_partition *parts;
 	unsigned int	nr_parts;
 };
+
+extern void pxa3xx_set_nand_info(struct pxa3xx_nand_platform_data *info);
 #endif /* __ASM_ARCH_PXA3XX_NAND_H */
diff --git a/include/asm-arm/arch-pxa/regs-ssp.h b/include/asm-arm/arch-pxa/regs-ssp.h
index 0255328c3c18..3c04cde2cf1f 100644
--- a/include/asm-arm/arch-pxa/regs-ssp.h
+++ b/include/asm-arm/arch-pxa/regs-ssp.h
@@ -20,6 +20,10 @@
 #define SSTSS		(0x38)  /* SSP Timeslot Status */
 #define SSACD		(0x3C)  /* SSP Audio Clock Divider */
 
+#if defined(CONFIG_PXA3xx)
+#define SSACDD		(0x40)	/* SSP Audio Clock Dither Divider */
+#endif
+
 /* Common PXA2xx bits first */
 #define SSCR0_DSS	(0x0000000f)	/* Data Size Select (mask) */
 #define SSCR0_DataSize(x)  ((x) - 1)	/* Data Size Select [4..16] */
@@ -29,10 +33,12 @@
 #define SSCR0_National	(0x2 << 4)	/* National Microwire */
 #define SSCR0_ECS	(1 << 6)	/* External clock select */
 #define SSCR0_SSE	(1 << 7)	/* Synchronous Serial Port Enable */
+
 #if defined(CONFIG_PXA25x)
 #define SSCR0_SCR	(0x0000ff00)	/* Serial Clock Rate (mask) */
 #define SSCR0_SerClkDiv(x) ((((x) - 2)/2) << 8) /* Divisor [2..512] */
-#elif defined(CONFIG_PXA27x)
+
+#elif defined(CONFIG_PXA27x) || defined(CONFIG_PXA3xx)
 #define SSCR0_SCR	(0x000fff00)	/* Serial Clock Rate (mask) */
 #define SSCR0_SerClkDiv(x) (((x) - 1) << 8) /* Divisor [1..4096] */
 #define SSCR0_EDSS	(1 << 20)	/* Extended data size select */
@@ -45,6 +51,10 @@
 #define SSCR0_MOD	(1 << 31)	/* Mode (normal or network) */
 #endif
 
+#if defined(CONFIG_PXA3xx)
+#define SSCR0_FPCKE	(1 << 29)	/* FIFO packing enable */
+#endif
+
 #define SSCR1_RIE	(1 << 0)	/* Receive FIFO Interrupt Enable */
 #define SSCR1_TIE	(1 << 1)	/* Transmit FIFO Interrupt Enable */
 #define SSCR1_LBM	(1 << 2)	/* Loop-Back Mode */
@@ -109,5 +119,9 @@
 #define SSACD_SCDB		(1 << 3)	/* SSPSYSCLK Divider Bypass */
 #define SSACD_ACPS(x)		((x) << 4)	/* Audio clock PLL select */
 #define SSACD_ACDS(x)		((x) << 0)	/* Audio clock divider select */
+#if defined(CONFIG_PXA3xx)
+#define SSACD_SCDX8		(1 << 7)	/* SYSCLK division ratio select */
+#endif
+
 
 #endif /* __ASM_ARCH_REGS_SSP_H */
diff --git a/include/asm-arm/arch-pxa/uncompress.h b/include/asm-arm/arch-pxa/uncompress.h
index dadf4c20b622..f4551269aaf2 100644
--- a/include/asm-arm/arch-pxa/uncompress.h
+++ b/include/asm-arm/arch-pxa/uncompress.h
@@ -11,11 +11,11 @@
 
 #include <linux/serial_reg.h>
 #include <asm/arch/pxa-regs.h>
+#include <asm/mach-types.h>
 
-#define __REG(x)	((volatile unsigned long *)x)
-
-#define UART		FFUART
+#define __REG(x)       ((volatile unsigned long *)x)
 
+static volatile unsigned long *UART = FFUART;
 
 static inline void putc(char c)
 {
@@ -33,8 +33,13 @@ static inline void flush(void)
 {
 }
 
+static inline void arch_decomp_setup(void)
+{
+	if (machine_is_littleton())
+		UART = STUART;
+}
+
 /*
  * nothing to do
  */
-#define arch_decomp_setup()
 #define arch_decomp_wdog()
diff --git a/include/asm-arm/arch-pxa/zylonite.h b/include/asm-arm/arch-pxa/zylonite.h
index de577de8d18c..0d35ca04731e 100644
--- a/include/asm-arm/arch-pxa/zylonite.h
+++ b/include/asm-arm/arch-pxa/zylonite.h
@@ -16,6 +16,8 @@ struct platform_mmc_slot {
 extern struct platform_mmc_slot zylonite_mmc_slot[];
 
 extern int gpio_eth_irq;
+extern int gpio_debug_led1;
+extern int gpio_debug_led2;
 
 extern int wm9713_irq;