Merge branches 'master' and 'devel' into for-linus

Conflicts:
	arch/arm/Kconfig
	arch/arm/mm/Kconfig

1 files changed, 581 insertions, 151 deletions

diff --git a/arch/arm/mach-pxa/balloon3.c b/arch/arm/mach-pxa/balloon3.c
index f3b5ace815e5..9041340fee1d 100644
--- a/arch/arm/mach-pxa/balloon3.c
+++ b/arch/arm/mach-pxa/balloon3.c
@@ -22,9 +22,14 @@
 #include <linux/fb.h>
 #include <linux/gpio.h>
 #include <linux/ioport.h>
+#include <linux/ucb1400.h>
 #include <linux/mtd/mtd.h>
 #include <linux/mtd/partitions.h>
 #include <linux/types.h>
+#include <linux/i2c/pcf857x.h>
+#include <linux/mtd/nand.h>
+#include <linux/mtd/physmap.h>
+#include <linux/regulator/max1586.h>
 
 #include <asm/setup.h>
 #include <asm/mach-types.h>
@@ -51,6 +56,59 @@
 #include "generic.h"
 #include "devices.h"
 
+/******************************************************************************
+ * Pin configuration
+ ******************************************************************************/
+static unsigned long balloon3_pin_config[] __initdata = {
+	/* Select BTUART 'COM1/ttyS0' as IO option for pins 42/43/44/45 */
+	GPIO42_BTUART_RXD,
+	GPIO43_BTUART_TXD,
+	GPIO44_BTUART_CTS,
+	GPIO45_BTUART_RTS,
+
+	/* Reset, configured as GPIO wakeup source */
+	GPIO1_GPIO | WAKEUP_ON_EDGE_BOTH,
+
+	/* LEDs */
+	GPIO9_GPIO,	/* NAND activity LED */
+	GPIO10_GPIO,	/* Heartbeat LED */
+
+	/* AC97 */
+	GPIO28_AC97_BITCLK,
+	GPIO29_AC97_SDATA_IN_0,
+	GPIO30_AC97_SDATA_OUT,
+	GPIO31_AC97_SYNC,
+	GPIO113_AC97_nRESET,
+	GPIO95_GPIO,
+
+	/* MMC */
+	GPIO32_MMC_CLK,
+	GPIO92_MMC_DAT_0,
+	GPIO109_MMC_DAT_1,
+	GPIO110_MMC_DAT_2,
+	GPIO111_MMC_DAT_3,
+	GPIO112_MMC_CMD,
+
+	/* USB Host */
+	GPIO88_USBH1_PWR,
+	GPIO89_USBH1_PEN,
+
+	/* PC Card */
+	GPIO48_nPOE,
+	GPIO49_nPWE,
+	GPIO50_nPIOR,
+	GPIO51_nPIOW,
+	GPIO85_nPCE_1,
+	GPIO54_nPCE_2,
+	GPIO79_PSKTSEL,
+	GPIO55_nPREG,
+	GPIO56_nPWAIT,
+	GPIO57_nIOIS16,
+};
+
+/******************************************************************************
+ * Compatibility: Parameter parsing
+ ******************************************************************************/
 static unsigned long balloon3_irq_enabled;
 
 static unsigned long balloon3_features_present =
@@ -73,6 +131,321 @@ int __init parse_balloon3_features(char *arg)
 }
 early_param("balloon3_features", parse_balloon3_features);
 
+/******************************************************************************
+ * NOR Flash
+ ******************************************************************************/
+#if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
+static struct mtd_partition balloon3_nor_partitions[] = {
+	{
+		.name		= "Flash",
+		.offset		= 0x00000000,
+		.size		= MTDPART_SIZ_FULL,
+	}
+};
+
+static struct physmap_flash_data balloon3_flash_data[] = {
+	{
+		.width		= 2,	/* bankwidth in bytes */
+		.parts		= balloon3_nor_partitions,
+		.nr_parts	= ARRAY_SIZE(balloon3_nor_partitions)
+	}
+};
+
+static struct resource balloon3_flash_resource = {
+	.start	= PXA_CS0_PHYS,
+	.end	= PXA_CS0_PHYS + SZ_64M - 1,
+	.flags	= IORESOURCE_MEM,
+};
+
+static struct platform_device balloon3_flash = {
+	.name		= "physmap-flash",
+	.id		= 0,
+	.resource	= &balloon3_flash_resource,
+	.num_resources	= 1,
+	.dev 		= {
+		.platform_data = balloon3_flash_data,
+	},
+};
+static void __init balloon3_nor_init(void)
+{
+	platform_device_register(&balloon3_flash);
+}
+#else
+static inline void balloon3_nor_init(void) {}
+#endif
+
+/******************************************************************************
+ * Audio and Touchscreen
+ ******************************************************************************/
+#if	defined(CONFIG_TOUCHSCREEN_UCB1400) || \
+	defined(CONFIG_TOUCHSCREEN_UCB1400_MODULE)
+static struct ucb1400_pdata vpac270_ucb1400_pdata = {
+	.irq		= IRQ_GPIO(BALLOON3_GPIO_CODEC_IRQ),
+};
+
+
+static struct platform_device balloon3_ucb1400_device = {
+	.name		= "ucb1400_core",
+	.id		= -1,
+	.dev		= {
+		.platform_data = &vpac270_ucb1400_pdata,
+	},
+};
+
+static void __init balloon3_ts_init(void)
+{
+	if (!balloon3_has(BALLOON3_FEATURE_AUDIO))
+		return;
+
+	pxa_set_ac97_info(NULL);
+	platform_device_register(&balloon3_ucb1400_device);
+}
+#else
+static inline void balloon3_ts_init(void) {}
+#endif
+
+/******************************************************************************
+ * Framebuffer
+ ******************************************************************************/
+#if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE)
+static struct pxafb_mode_info balloon3_lcd_modes[] = {
+	{
+		.pixclock		= 38000,
+		.xres			= 480,
+		.yres			= 640,
+		.bpp			= 16,
+		.hsync_len		= 8,
+		.left_margin		= 8,
+		.right_margin		= 8,
+		.vsync_len		= 2,
+		.upper_margin		= 4,
+		.lower_margin		= 5,
+		.sync			= 0,
+	},
+};
+
+static struct pxafb_mach_info balloon3_lcd_screen = {
+	.modes			= balloon3_lcd_modes,
+	.num_modes		= ARRAY_SIZE(balloon3_lcd_modes),
+	.lcd_conn		= LCD_COLOR_TFT_16BPP | LCD_PCLK_EDGE_FALL,
+};
+
+static void balloon3_backlight_power(int on)
+{
+	gpio_set_value(BALLOON3_GPIO_RUN_BACKLIGHT, on);
+}
+
+static void __init balloon3_lcd_init(void)
+{
+	int ret;
+
+	if (!balloon3_has(BALLOON3_FEATURE_TOPPOLY))
+		return;
+
+	ret = gpio_request(BALLOON3_GPIO_RUN_BACKLIGHT, "BKL-ON");
+	if (ret) {
+		pr_err("Requesting BKL-ON GPIO failed!\n");
+		goto err;
+	}
+
+	ret = gpio_direction_output(BALLOON3_GPIO_RUN_BACKLIGHT, 1);
+	if (ret) {
+		pr_err("Setting BKL-ON GPIO direction failed!\n");
+		goto err2;
+	}
+
+	balloon3_lcd_screen.pxafb_backlight_power = balloon3_backlight_power;
+	set_pxa_fb_info(&balloon3_lcd_screen);
+	return;
+
+err2:
+	gpio_free(BALLOON3_GPIO_RUN_BACKLIGHT);
+err:
+	return;
+}
+#else
+static inline void balloon3_lcd_init(void) {}
+#endif
+
+/******************************************************************************
+ * SD/MMC card controller
+ ******************************************************************************/
+#if defined(CONFIG_MMC_PXA) || defined(CONFIG_MMC_PXA_MODULE)
+static struct pxamci_platform_data balloon3_mci_platform_data = {
+	.ocr_mask		= MMC_VDD_32_33 | MMC_VDD_33_34,
+	.gpio_card_detect	= -1,
+	.gpio_card_ro		= -1,
+	.gpio_power		= -1,
+	.detect_delay_ms	= 200,
+};
+
+static void __init balloon3_mmc_init(void)
+{
+	pxa_set_mci_info(&balloon3_mci_platform_data);
+}
+#else
+static inline void balloon3_mmc_init(void) {}
+#endif
+
+/******************************************************************************
+ * USB Gadget
+ ******************************************************************************/
+#if defined(CONFIG_USB_GADGET_PXA27X)||defined(CONFIG_USB_GADGET_PXA27X_MODULE)
+static void balloon3_udc_command(int cmd)
+{
+	if (cmd == PXA2XX_UDC_CMD_CONNECT)
+		UP2OCR |= UP2OCR_DPPUE | UP2OCR_DPPUBE;
+	else if (cmd == PXA2XX_UDC_CMD_DISCONNECT)
+		UP2OCR &= ~UP2OCR_DPPUE;
+}
+
+static int balloon3_udc_is_connected(void)
+{
+	return 1;
+}
+
+static struct pxa2xx_udc_mach_info balloon3_udc_info __initdata = {
+	.udc_command		= balloon3_udc_command,
+	.udc_is_connected	= balloon3_udc_is_connected,
+	.gpio_pullup		= -1,
+};
+
+static void __init balloon3_udc_init(void)
+{
+	pxa_set_udc_info(&balloon3_udc_info);
+	platform_device_register(&balloon3_gpio_vbus);
+}
+#else
+static inline void balloon3_udc_init(void) {}
+#endif
+
+/******************************************************************************
+ * IrDA
+ ******************************************************************************/
+#if defined(CONFIG_IRDA) || defined(CONFIG_IRDA_MODULE)
+static struct pxaficp_platform_data balloon3_ficp_platform_data = {
+	.transceiver_cap	= IR_FIRMODE | IR_SIRMODE | IR_OFF,
+};
+
+static void __init balloon3_irda_init(void)
+{
+	pxa_set_ficp_info(&balloon3_ficp_platform_data);
+}
+#else
+static inline void balloon3_irda_init(void) {}
+#endif
+
+/******************************************************************************
+ * USB Host
+ ******************************************************************************/
+#if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
+static struct pxaohci_platform_data balloon3_ohci_info = {
+	.port_mode	= PMM_PERPORT_MODE,
+	.flags		= ENABLE_PORT_ALL | POWER_CONTROL_LOW | POWER_SENSE_LOW,
+};
+
+static void __init balloon3_uhc_init(void)
+{
+	if (!balloon3_has(BALLOON3_FEATURE_OHCI))
+		return;
+	pxa_set_ohci_info(&balloon3_ohci_info);
+}
+#else
+static inline void balloon3_uhc_init(void) {}
+#endif
+
+/******************************************************************************
+ * LEDs
+ ******************************************************************************/
+#if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE)
+struct gpio_led balloon3_gpio_leds[] = {
+	{
+		.name			= "balloon3:green:idle",
+		.default_trigger	= "heartbeat",
+		.gpio			= BALLOON3_GPIO_LED_IDLE,
+		.active_low		= 1,
+	}, {
+		.name			= "balloon3:green:nand",
+		.default_trigger	= "nand-disk",
+		.gpio			= BALLOON3_GPIO_LED_NAND,
+		.active_low		= 1,
+	},
+};
+
+static struct gpio_led_platform_data balloon3_gpio_led_info = {
+	.leds		= balloon3_gpio_leds,
+	.num_leds	= ARRAY_SIZE(balloon3_gpio_leds),
+};
+
+static struct platform_device balloon3_leds = {
+	.name	= "leds-gpio",
+	.id	= 0,
+	.dev	= {
+		.platform_data	= &balloon3_gpio_led_info,
+	}
+};
+
+struct gpio_led balloon3_pcf_gpio_leds[] = {
+	{
+		.name			= "balloon3:green:led0",
+		.gpio			= BALLOON3_PCF_GPIO_LED0,
+		.active_low		= 1,
+	}, {
+		.name			= "balloon3:green:led1",
+		.gpio			= BALLOON3_PCF_GPIO_LED1,
+		.active_low		= 1,
+	}, {
+		.name			= "balloon3:orange:led2",
+		.gpio			= BALLOON3_PCF_GPIO_LED2,
+		.active_low		= 1,
+	}, {
+		.name			= "balloon3:orange:led3",
+		.gpio			= BALLOON3_PCF_GPIO_LED3,
+		.active_low		= 1,
+	}, {
+		.name			= "balloon3:orange:led4",
+		.gpio			= BALLOON3_PCF_GPIO_LED4,
+		.active_low		= 1,
+	}, {
+		.name			= "balloon3:orange:led5",
+		.gpio			= BALLOON3_PCF_GPIO_LED5,
+		.active_low		= 1,
+	}, {
+		.name			= "balloon3:red:led6",
+		.gpio			= BALLOON3_PCF_GPIO_LED6,
+		.active_low		= 1,
+	}, {
+		.name			= "balloon3:red:led7",
+		.gpio			= BALLOON3_PCF_GPIO_LED7,
+		.active_low		= 1,
+	},
+};
+
+static struct gpio_led_platform_data balloon3_pcf_gpio_led_info = {
+	.leds		= balloon3_pcf_gpio_leds,
+	.num_leds	= ARRAY_SIZE(balloon3_pcf_gpio_leds),
+};
+
+static struct platform_device balloon3_pcf_leds = {
+	.name	= "leds-gpio",
+	.id	= 1,
+	.dev	= {
+		.platform_data	= &balloon3_pcf_gpio_led_info,
+	}
+};
+
+static void __init balloon3_leds_init(void)
+{
+	platform_device_register(&balloon3_leds);
+	platform_device_register(&balloon3_pcf_leds);
+}
+#else
+static inline void balloon3_leds_init(void) {}
+#endif
+
+/******************************************************************************
+ * FPGA IRQ
+ ******************************************************************************/
 static void balloon3_mask_irq(unsigned int irq)
 {
 	int balloon3_irq = (irq - BALLOON3_IRQ(0));
@@ -98,7 +471,6 @@ static void balloon3_irq_handler(unsigned int irq, struct irq_desc *desc)
 {
 	unsigned long pending = __raw_readl(BALLOON3_INT_CONTROL_REG) &
 					balloon3_irq_enabled;
-
 	do {
 		/* clear useless edge notification */
 		if (desc->chip->ack)
@@ -132,201 +504,259 @@ static void __init balloon3_init_irq(void)
 		"enabled\n", __func__, BALLOON3_AUX_NIRQ);
 }
 
-static unsigned long balloon3_ac97_pin_config[] = {
-	GPIO28_AC97_BITCLK,
-	GPIO29_AC97_SDATA_IN_0,
-	GPIO30_AC97_SDATA_OUT,
-	GPIO31_AC97_SYNC,
-	GPIO113_AC97_nRESET,
-};
-
-static void balloon3_backlight_power(int on)
-{
-	pr_debug("%s: power is %s\n", __func__, on ? "on" : "off");
-	gpio_set_value(BALLOON3_GPIO_RUN_BACKLIGHT, on);
-}
-
-static unsigned long balloon3_lcd_pin_config[] = {
-	/* LCD - 16bpp Active TFT */
-	GPIOxx_LCD_TFT_16BPP,
-
-	GPIO99_GPIO,		/* Backlight */
+/******************************************************************************
+ * GPIO expander
+ ******************************************************************************/
+#if defined(CONFIG_GPIO_PCF857X) || defined(CONFIG_GPIO_PCF857X_MODULE)
+static struct pcf857x_platform_data balloon3_pcf857x_pdata = {
+	.gpio_base	= BALLOON3_PCF_GPIO_BASE,
+	.n_latch	= 0,
+	.setup		= NULL,
+	.teardown	= NULL,
+	.context	= NULL,
 };
 
-static struct pxafb_mode_info balloon3_lcd_modes[] = {
+static struct i2c_board_info __initdata balloon3_i2c_devs[] = {
 	{
-		.pixclock		= 38000,
-		.xres			= 480,
-		.yres			= 640,
-		.bpp			= 16,
-		.hsync_len		= 8,
-		.left_margin		= 8,
-		.right_margin		= 8,
-		.vsync_len		= 2,
-		.upper_margin		= 4,
-		.lower_margin		= 5,
-		.sync			= 0,
+		I2C_BOARD_INFO("pcf8574a", 0x38),
+		.platform_data	= &balloon3_pcf857x_pdata,
 	},
 };
 
-static struct pxafb_mach_info balloon3_pxafb_info = {
-	.modes			= balloon3_lcd_modes,
-	.num_modes		= ARRAY_SIZE(balloon3_lcd_modes),
-	.lcd_conn		= LCD_COLOR_TFT_16BPP | LCD_PCLK_EDGE_FALL,
-	.pxafb_backlight_power	= balloon3_backlight_power,
-};
+static void __init balloon3_i2c_init(void)
+{
+	pxa_set_i2c_info(NULL);
+	i2c_register_board_info(0, ARRAY_AND_SIZE(balloon3_i2c_devs));
+}
+#else
+static inline void balloon3_i2c_init(void) {}
+#endif
+
+/******************************************************************************
+ * NAND
+ ******************************************************************************/
+#if defined(CONFIG_MTD_NAND_PLATFORM)||defined(CONFIG_MTD_NAND_PLATFORM_MODULE)
+static uint16_t balloon3_ctl =
+	BALLOON3_NAND_CONTROL_FLCE0 | BALLOON3_NAND_CONTROL_FLCE1 |
+	BALLOON3_NAND_CONTROL_FLCE2 | BALLOON3_NAND_CONTROL_FLCE3 |
+	BALLOON3_NAND_CONTROL_FLWP;
+
+static void balloon3_nand_cmd_ctl(struct mtd_info *mtd, int cmd, unsigned int ctrl)
+{
+	struct nand_chip *this = mtd->priv;
 
-static unsigned long balloon3_mmc_pin_config[] = {
-	GPIO32_MMC_CLK,
-	GPIO92_MMC_DAT_0,
-	GPIO109_MMC_DAT_1,
-	GPIO110_MMC_DAT_2,
-	GPIO111_MMC_DAT_3,
-	GPIO112_MMC_CMD,
-};
+	if (ctrl & NAND_CTRL_CHANGE) {
+		if (ctrl & NAND_CLE)
+			balloon3_ctl |= BALLOON3_NAND_CONTROL_FLCLE;
+		else
+			balloon3_ctl &= ~BALLOON3_NAND_CONTROL_FLCLE;
 
-static void balloon3_mci_setpower(struct device *dev, unsigned int vdd)
-{
-	struct pxamci_platform_data *p_d = dev->platform_data;
-
-	if ((1 << vdd) & p_d->ocr_mask) {
-		pr_debug("%s: on\n", __func__);
-		/* FIXME something to prod here? */
-	} else {
-		pr_debug("%s: off\n", __func__);
-		/* FIXME something to prod here? */
+		if (ctrl & NAND_ALE)
+			balloon3_ctl |= BALLOON3_NAND_CONTROL_FLALE;
+		else
+			balloon3_ctl &= ~BALLOON3_NAND_CONTROL_FLALE;
+
+		__raw_writel(balloon3_ctl, BALLOON3_NAND_CONTROL_REG);
 	}
+
+	if (cmd != NAND_CMD_NONE)
+		writeb(cmd, this->IO_ADDR_W);
 }
 
-static struct pxamci_platform_data balloon3_mci_platform_data = {
-	.ocr_mask	= MMC_VDD_32_33|MMC_VDD_33_34,
-	.setpower 	= balloon3_mci_setpower,
-};
+static void balloon3_nand_select_chip(struct mtd_info *mtd, int chip)
+{
+	if (chip < 0 || chip > 3)
+		return;
 
-static int balloon3_udc_is_connected(void)
+	balloon3_ctl |= BALLOON3_NAND_CONTROL_FLCE0 |
+			BALLOON3_NAND_CONTROL_FLCE1 |
+			BALLOON3_NAND_CONTROL_FLCE2 |
+			BALLOON3_NAND_CONTROL_FLCE3;
+
+	/* Deassert correct nCE line */
+	balloon3_ctl &= ~(BALLOON3_NAND_CONTROL_FLCE0 << chip);
+
+	__raw_writew(balloon3_ctl, BALLOON3_NAND_CONTROL_REG);
+}
+
+static int balloon3_nand_probe(struct platform_device *pdev)
 {
-	pr_debug("%s: udc connected\n", __func__);
-	return 1;
+	void __iomem *temp_map;
+	uint16_t ver;
+	int ret;
+
+	__raw_writew(BALLOON3_NAND_CONTROL2_16BIT, BALLOON3_NAND_CONTROL2_REG);
+
+	ver = __raw_readw(BALLOON3_FPGA_VER);
+	if (ver > 0x0201)
+		pr_warn("The FPGA code, version 0x%04x, is newer than rel-0.3. "
+			"NAND support might be broken in this version!", ver);
+
+	/* Power up the NAND chips */
+	ret = gpio_request(BALLOON3_GPIO_RUN_NAND, "NAND");
+	if (ret)
+		goto err1;
+
+	ret = gpio_direction_output(BALLOON3_GPIO_RUN_NAND, 1);
+	if (ret)
+		goto err2;
+
+	gpio_set_value(BALLOON3_GPIO_RUN_NAND, 1);
+
+	/* Deassert all nCE lines and write protect line */
+	__raw_writel(balloon3_ctl, BALLOON3_NAND_CONTROL_REG);
+	return 0;
+
+err2:
+	gpio_free(BALLOON3_GPIO_RUN_NAND);
+err1:
+	return ret;
 }
 
-static void balloon3_udc_command(int cmd)
+static void balloon3_nand_remove(struct platform_device *pdev)
 {
-	switch (cmd) {
-	case PXA2XX_UDC_CMD_CONNECT:
-		UP2OCR |= (UP2OCR_DPPUE + UP2OCR_DPPUBE);
-		pr_debug("%s: connect\n", __func__);
-		break;
-	case PXA2XX_UDC_CMD_DISCONNECT:
-		UP2OCR &= ~UP2OCR_DPPUE;
-		pr_debug("%s: disconnect\n", __func__);
-		break;
-	}
+	/* Power down the NAND chips */
+	gpio_set_value(BALLOON3_GPIO_RUN_NAND, 0);
+	gpio_free(BALLOON3_GPIO_RUN_NAND);
 }
 
-static struct pxa2xx_udc_mach_info balloon3_udc_info = {
-	.udc_is_connected = balloon3_udc_is_connected,
-	.udc_command      = balloon3_udc_command,
+static struct mtd_partition balloon3_partition_info[] = {
+	[0] = {
+		.name	= "Boot",
+		.offset	= 0,
+		.size	= SZ_4M,
+	},
+	[1] = {
+		.name	= "RootFS",
+		.offset	= MTDPART_OFS_APPEND,
+		.size	= MTDPART_SIZ_FULL
+	},
 };
 
-static struct pxaficp_platform_data balloon3_ficp_platform_data = {
-	.transceiver_cap  = IR_SIRMODE | IR_FIRMODE | IR_OFF,
-};
+static const char *balloon3_part_probes[] = { "cmdlinepart", NULL };
 
-static unsigned long balloon3_ohci_pin_config[] = {
-	GPIO88_USBH1_PWR,
-	GPIO89_USBH1_PEN,
+struct platform_nand_data balloon3_nand_pdata = {
+	.chip = {
+		.nr_chips	= 4,
+		.chip_offset	= 0,
+		.nr_partitions	= ARRAY_SIZE(balloon3_partition_info),
+		.partitions	= balloon3_partition_info,
+		.chip_delay	= 50,
+		.part_probe_types = balloon3_part_probes,
+	},
+	.ctrl = {
+		.hwcontrol	= 0,
+		.dev_ready	= 0,
+		.select_chip	= balloon3_nand_select_chip,
+		.cmd_ctrl	= balloon3_nand_cmd_ctl,
+		.probe		= balloon3_nand_probe,
+		.remove		= balloon3_nand_remove,
+	},
 };
 
-static struct pxaohci_platform_data balloon3_ohci_platform_data = {
-	.port_mode	= PMM_PERPORT_MODE,
-	.flags		= ENABLE_PORT_ALL | POWER_CONTROL_LOW | POWER_SENSE_LOW,
+static struct resource balloon3_nand_resource[] = {
+	[0] = {
+		.start = BALLOON3_NAND_BASE,
+		.end   = BALLOON3_NAND_BASE + 0x4,
+		.flags = IORESOURCE_MEM,
+	},
 };
 
-static unsigned long balloon3_pin_config[] __initdata = {
-	/* Select BTUART 'COM1/ttyS0' as IO option for pins 42/43/44/45 */
-	GPIO42_BTUART_RXD,
-	GPIO43_BTUART_TXD,
-	GPIO44_BTUART_CTS,
-	GPIO45_BTUART_RTS,
-
-	/* Wakeup GPIO */
-	GPIO1_GPIO | WAKEUP_ON_EDGE_BOTH,
-
-	/* NAND & IDLE LED GPIOs */
-	GPIO9_GPIO,
-	GPIO10_GPIO,
+static struct platform_device balloon3_nand = {
+	.name		= "gen_nand",
+	.num_resources	= ARRAY_SIZE(balloon3_nand_resource),
+	.resource	= balloon3_nand_resource,
+	.id		= -1,
+	.dev		= {
+		.platform_data = &balloon3_nand_pdata,
+	}
 };
 
-static struct gpio_led balloon3_gpio_leds[] = {
+static void __init balloon3_nand_init(void)
+{
+	platform_device_register(&balloon3_nand);
+}
+#else
+static inline void balloon3_nand_init(void) {}
+#endif
+
+/******************************************************************************
+ * Core power regulator
+ ******************************************************************************/
+#if defined(CONFIG_REGULATOR_MAX1586) || \
+    defined(CONFIG_REGULATOR_MAX1586_MODULE)
+static struct regulator_consumer_supply balloon3_max1587a_consumers[] = {
 	{
-		.name			= "balloon3:green:idle",
-		.default_trigger	= "heartbeat",
-		.gpio			= BALLOON3_GPIO_LED_IDLE,
-		.active_low		= 1,
+		.supply	= "vcc_core",
+	}
+};
+
+static struct regulator_init_data balloon3_max1587a_v3_info = {
+	.constraints = {
+		.name		= "vcc_core range",
+		.min_uV		= 900000,
+		.max_uV		= 1705000,
+		.always_on	= 1,
+		.valid_ops_mask	= REGULATOR_CHANGE_VOLTAGE,
 	},
+	.consumer_supplies	= balloon3_max1587a_consumers,
+	.num_consumer_supplies	= ARRAY_SIZE(balloon3_max1587a_consumers),
+};
+
+static struct max1586_subdev_data balloon3_max1587a_subdevs[] = {
 	{
-		.name			= "balloon3:green:nand",
-		.default_trigger	= "nand-disk",
-		.gpio			= BALLOON3_GPIO_LED_NAND,
-		.active_low		= 1,
-	},
+		.name		= "vcc_core",
+		.id		= MAX1586_V3,
+		.platform_data	= &balloon3_max1587a_v3_info,
+	}
 };
 
-static struct gpio_led_platform_data balloon3_gpio_leds_platform_data = {
-	.leds		= balloon3_gpio_leds,
-	.num_leds	= ARRAY_SIZE(balloon3_gpio_leds),
+static struct max1586_platform_data balloon3_max1587a_info = {
+	.subdevs     = balloon3_max1587a_subdevs,
+	.num_subdevs = ARRAY_SIZE(balloon3_max1587a_subdevs),
+	.v3_gain     = MAX1586_GAIN_R24_3k32, /* 730..1550 mV */
 };
 
-static struct platform_device balloon3led_device = {
-	.name	= "leds-gpio",
-	.id	= -1,
-	.dev	= {
-		.platform_data	= &balloon3_gpio_leds_platform_data,
+static struct i2c_board_info __initdata balloon3_pi2c_board_info[] = {
+	{
+		I2C_BOARD_INFO("max1586", 0x14),
+		.platform_data	= &balloon3_max1587a_info,
 	},
 };
 
-static void __init balloon3_init(void)
+static void __init balloon3_pmic_init(void)
 {
-	pr_info("Initialising Balloon3\n");
+	pxa27x_set_i2c_power_info(NULL);
+	i2c_register_board_info(1, ARRAY_AND_SIZE(balloon3_pi2c_board_info));
+}
+#else
+static inline void balloon3_pmic_init(void) {}
+#endif
 
-	/* system bus arbiter setting
-	 * - Core_Park
-	 * - LCD_wt:DMA_wt:CORE_Wt = 2:3:4
-	 */
+/******************************************************************************
+ * Machine init
+ ******************************************************************************/
+static void __init balloon3_init(void)
+{
 	ARB_CNTRL = ARB_CORE_PARK | 0x234;
 
+	pxa2xx_mfp_config(ARRAY_AND_SIZE(balloon3_pin_config));
+
 	pxa_set_ffuart_info(NULL);
 	pxa_set_btuart_info(NULL);
 	pxa_set_stuart_info(NULL);
 
-	pxa_set_i2c_info(NULL);
-	if (balloon3_has(BALLOON3_FEATURE_AUDIO)) {
-		pxa2xx_mfp_config(ARRAY_AND_SIZE(balloon3_ac97_pin_config));
-		pxa_set_ac97_info(NULL);
-	}
-
-	if (balloon3_has(BALLOON3_FEATURE_TOPPOLY)) {
-		pxa2xx_mfp_config(ARRAY_AND_SIZE(balloon3_lcd_pin_config));
-		gpio_request(BALLOON3_GPIO_RUN_BACKLIGHT,
-			"LCD Backlight Power");
-		gpio_direction_output(BALLOON3_GPIO_RUN_BACKLIGHT, 1);
-		set_pxa_fb_info(&balloon3_pxafb_info);
-	}
-
-	if (balloon3_has(BALLOON3_FEATURE_MMC)) {
-		pxa2xx_mfp_config(ARRAY_AND_SIZE(balloon3_mmc_pin_config));
-		pxa_set_mci_info(&balloon3_mci_platform_data);
-	}
-	pxa_set_ficp_info(&balloon3_ficp_platform_data);
-	if (balloon3_has(BALLOON3_FEATURE_OHCI)) {
-		pxa2xx_mfp_config(ARRAY_AND_SIZE(balloon3_ohci_pin_config));
-		pxa_set_ohci_info(&balloon3_ohci_platform_data);
-	}
-	pxa_set_udc_info(&balloon3_udc_info);
-
-	pxa2xx_mfp_config(ARRAY_AND_SIZE(balloon3_pin_config));
-
-	platform_device_register(&balloon3led_device);
+	balloon3_i2c_init();
+	balloon3_irda_init();
+	balloon3_lcd_init();
+	balloon3_leds_init();
+	balloon3_mmc_init();
+	balloon3_nand_init();
+	balloon3_nor_init();
+	balloon3_pmic_init();
+	balloon3_ts_init();
+	balloon3_udc_init();
+	balloon3_uhc_init();
 }
 
 static struct map_desc balloon3_io_desc[] __initdata = {