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Commit 2f01a973 authored by Mike Rapoport's avatar Mike Rapoport Committed by Russell King
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[ARM] 5103/2: CM-X270: update core platform support 



Convert CM-X270 pin configuration to use MFP tables.
Make device initialization dependent on respective driver CONFIG_ value (like
in zylonite).
Cleanup includes

Signed-off-by: default avatarMike Rapoport <mike@compulab.co.il>
Acked-by: default avatarEric Miao <eric.miao@marvell.com>
Signed-off-by: default avatarRussell King <rmk+kernel@arm.linux.org.uk>
parent 3c85bce6

arch/arm/mach-pxa/cm-x270-pci.c

+14 −13
Original line number Diff line number Diff line
@@ -5,7 +5,7 @@ 
 *

 * Bits taken from various places.

 *

 * Copyright (C) 2007 Compulab, Ltd.

 * Copyright (C) 2007, 2008 Compulab, Ltd.

 * Mike Rapoport <mike@compulab.co.il>

 *

 * This program is free software; you can redistribute it and/or modify
@@ -19,16 +19,16 @@ 
#include <linux/device.h>

#include <linux/platform_device.h>

#include <linux/irq.h>

#include <linux/gpio.h>



#include <asm/mach/pci.h>

#include <asm/arch/cm-x270.h>

#include <asm/arch/pxa-regs.h>

#include <asm/arch/pxa2xx-gpio.h>

#include <asm/mach-types.h>



#include <asm/hardware/it8152.h>



unsigned long it8152_base_address = CMX270_IT8152_VIRT;

unsigned long it8152_base_address;

static int cmx270_it8152_irq_gpio;



/*

 * Only first 64MB of memory can be accessed via PCI.
@@ -42,7 +42,7 @@ void __init cmx270_pci_adjust_zones(int node, unsigned long *zone_size, 
	unsigned int sz = SZ_64M >> PAGE_SHIFT;



	if (machine_is_armcore()) {

		pr_info("Adjusting zones for CM-x270\n");

		pr_info("Adjusting zones for CM-X270\n");



		/*

		 * Only adjust if > 64M on current system
@@ -60,19 +60,20 @@ void __init cmx270_pci_adjust_zones(int node, unsigned long *zone_size, 
static void cmx270_it8152_irq_demux(unsigned int irq, struct irq_desc *desc)

{

	/* clear our parent irq */

	GEDR(GPIO_IT8152_IRQ) = GPIO_bit(GPIO_IT8152_IRQ);

	GEDR(cmx270_it8152_irq_gpio) = GPIO_bit(cmx270_it8152_irq_gpio);



	it8152_irq_demux(irq, desc);

}



void __cmx270_pci_init_irq(void)

void __cmx270_pci_init_irq(int irq_gpio)

{

	it8152_init_irq();

	pxa_gpio_mode(IRQ_TO_GPIO(GPIO_IT8152_IRQ));

	set_irq_type(IRQ_GPIO(GPIO_IT8152_IRQ), IRQT_RISING);



	set_irq_chained_handler(IRQ_GPIO(GPIO_IT8152_IRQ),

				cmx270_it8152_irq_demux);

	cmx270_it8152_irq_gpio = irq_gpio;



	set_irq_type(gpio_to_irq(irq_gpio), IRQT_RISING);



	set_irq_chained_handler(gpio_to_irq(irq_gpio), cmx270_it8152_irq_demux);

}



#ifdef CONFIG_PM
@@ -115,8 +116,8 @@ static int __init cmx270_pci_map_irq(struct pci_dev *dev, u8 slot, u8 pin) 


	/*

	  Here comes the ugly part. The routing is baseboard specific,

	  but defining a platform for each possible base of CM-x270 is

	  unrealistic. Here we keep mapping for ATXBase and SB-x270.

	  but defining a platform for each possible base of CM-X270 is

	  unrealistic. Here we keep mapping for ATXBase and SB-X270.

	*/

	/* ATXBASE PCI slot */

	if (slot == 7)

arch/arm/mach-pxa/cm-x270-pci.h

+7 −7
Original line number Diff line number Diff line 
extern void __cmx270_pci_init_irq(void);

extern void __cmx270_pci_init_irq(int irq_gpio);

extern void __cmx270_pci_suspend(void);

extern void __cmx270_pci_resume(void);



#ifdef CONFIG_PCI

#define cmx270_pci_init_irq __cmx270_pci_init_irq

#define cmx270_pci_suspend __cmx270_pci_suspend

#define cmx270_pci_resume __cmx270_pci_resume

#define cmx270_pci_init_irq(x) __cmx270_pci_init_irq(x)

#define cmx270_pci_suspend(x) __cmx270_pci_suspend(x)

#define cmx270_pci_resume(x) __cmx270_pci_resume(x)

#else

#define cmx270_pci_init_irq() do {} while (0)

#define cmx270_pci_suspend() do {} while (0)

#define cmx270_pci_resume() do {} while (0)

#define cmx270_pci_init_irq(x) do {} while (0)

#define cmx270_pci_suspend(x) do {} while (0)

#define cmx270_pci_resume(x) do {} while (0)

#endif

arch/arm/mach-pxa/cm-x270.c

+286 −119
Original line number Diff line number Diff line 
/*

 * linux/arch/arm/mach-pxa/cm-x270.c

 *

 * Copyright (C) 2007 CompuLab, Ltd.

 * Copyright (C) 2007, 2008 CompuLab, Ltd.

 * Mike Rapoport <mike@compulab.co.il>

 *

 * This program is free software; you can redistribute it and/or modify
@@ -9,44 +9,156 @@ 
 * published by the Free Software Foundation.

 */



#include <linux/types.h>

#include <linux/pm.h>

#include <linux/fb.h>

#include <linux/platform_device.h>

#include <linux/irq.h>

#include <linux/sysdev.h>

#include <linux/io.h>

#include <linux/delay.h>

#include <linux/irq.h>

#include <linux/gpio.h>



#include <linux/dm9000.h>

#include <linux/rtc-v3020.h>

#include <linux/serial_8250.h>



#include <video/mbxfb.h>

#include <linux/leds.h>



#include <asm/mach/arch.h>

#include <asm/mach-types.h>

#include <asm/mach/map.h>



#include <asm/arch/pxa-regs.h>

#include <asm/arch/pxa2xx-regs.h>

#include <asm/arch/pxa2xx-gpio.h>

#include <asm/arch/mfp-pxa27x.h>

#include <asm/arch/pxa-regs.h>

#include <asm/arch/audio.h>

#include <asm/arch/pxafb.h>

#include <asm/arch/ohci.h>

#include <asm/arch/mmc.h>

#include <asm/arch/bitfield.h>

#include <asm/arch/cm-x270.h>



#include <asm/hardware/it8152.h>



#include "generic.h"

#include "cm-x270-pci.h"



/* virtual addresses for statically mapped regions */

#define CMX270_VIRT_BASE	(0xe8000000)

#define CMX270_IT8152_VIRT	(CMX270_VIRT_BASE)



#define RTC_PHYS_BASE		(PXA_CS1_PHYS + (5 << 22))

#define DM9000_PHYS_BASE	(PXA_CS1_PHYS + (6 << 22))



static struct resource cmx270_dm9k_resource[] = {

/* GPIO IRQ usage */

#define GPIO10_ETHIRQ		(10)

#define GPIO22_IT8152_IRQ	(22)

#define GPIO83_MMC_IRQ		(83)

#define GPIO95_GFXIRQ		(95)



#define CMX270_ETHIRQ		IRQ_GPIO(GPIO10_ETHIRQ)

#define CMX270_IT8152_IRQ	IRQ_GPIO(GPIO22_IT8152_IRQ)

#define CMX270_MMC_IRQ		IRQ_GPIO(GPIO83_MMC_IRQ)

#define CMX270_GFXIRQ		IRQ_GPIO(GPIO95_GFXIRQ)



/* MMC power enable */

#define GPIO105_MMC_POWER	(105)



static unsigned long cmx270_pin_config[] = {

	/* AC'97 */

	GPIO28_AC97_BITCLK,

	GPIO29_AC97_SDATA_IN_0,

	GPIO30_AC97_SDATA_OUT,

	GPIO31_AC97_SYNC,

	GPIO98_AC97_SYSCLK,

	GPIO113_AC97_nRESET,



	/* BTUART */

	GPIO42_BTUART_RXD,

	GPIO43_BTUART_TXD,

	GPIO44_BTUART_CTS,

	GPIO45_BTUART_RTS,



	/* STUART */

	GPIO46_STUART_RXD,

	GPIO47_STUART_TXD,



	/* MCI controller */

	GPIO32_MMC_CLK,

	GPIO112_MMC_CMD,

	GPIO92_MMC_DAT_0,

	GPIO109_MMC_DAT_1,

	GPIO110_MMC_DAT_2,

	GPIO111_MMC_DAT_3,



	/* LCD */

	GPIO58_LCD_LDD_0,

	GPIO59_LCD_LDD_1,

	GPIO60_LCD_LDD_2,

	GPIO61_LCD_LDD_3,

	GPIO62_LCD_LDD_4,

	GPIO63_LCD_LDD_5,

	GPIO64_LCD_LDD_6,

	GPIO65_LCD_LDD_7,

	GPIO66_LCD_LDD_8,

	GPIO67_LCD_LDD_9,

	GPIO68_LCD_LDD_10,

	GPIO69_LCD_LDD_11,

	GPIO70_LCD_LDD_12,

	GPIO71_LCD_LDD_13,

	GPIO72_LCD_LDD_14,

	GPIO73_LCD_LDD_15,

	GPIO74_LCD_FCLK,

	GPIO75_LCD_LCLK,

	GPIO76_LCD_PCLK,

	GPIO77_LCD_BIAS,



	/* I2C */

	GPIO117_I2C_SCL,

	GPIO118_I2C_SDA,



	/* SSP1 */

	GPIO23_SSP1_SCLK,

	GPIO24_SSP1_SFRM,

	GPIO25_SSP1_TXD,

	GPIO26_SSP1_RXD,



	/* SSP2 */

	GPIO19_SSP2_SCLK,

	GPIO14_SSP2_SFRM,

	GPIO87_SSP2_TXD,

	GPIO88_SSP2_RXD,



	/* PC Card */

	GPIO48_nPOE,

	GPIO49_nPWE,

	GPIO50_nPIOR,

	GPIO51_nPIOW,

	GPIO85_nPCE_1,

	GPIO54_nPCE_2,

	GPIO55_nPREG,

	GPIO56_nPWAIT,

	GPIO57_nIOIS16,



	/* SDRAM and local bus */

	GPIO15_nCS_1,

	GPIO78_nCS_2,

	GPIO79_nCS_3,

	GPIO80_nCS_4,

	GPIO33_nCS_5,

	GPIO49_nPWE,

	GPIO18_RDY,



	/* GPIO */

	GPIO0_GPIO	| WAKEUP_ON_EDGE_BOTH,

	GPIO105_GPIO	| MFP_LPM_DRIVE_HIGH,	/* MMC/SD power */

	GPIO53_GPIO,				/* PC card reset */



	/* NAND controls */

	GPIO11_GPIO	| MFP_LPM_DRIVE_HIGH,	/* NAND CE# */

	GPIO89_GPIO,				/* NAND Ready/Busy */



	/* interrupts */

	GPIO10_GPIO,	/* DM9000 interrupt */

	GPIO83_GPIO,	/* MMC card detect */

};



#if defined(CONFIG_DM9000) || defined(CONFIG_DM9000_MODULE)

static struct resource cmx270_dm9000_resource[] = {

	[0] = {

		.start = DM9000_PHYS_BASE,

		.end   = DM9000_PHYS_BASE + 4,
@@ -60,35 +172,49 @@ static struct resource cmx270_dm9k_resource[] = { 
	[2] = {

		.start = CMX270_ETHIRQ,

		.end   = CMX270_ETHIRQ,

		.flags = IORESOURCE_IRQ,

		.flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,

	}

};



/* for the moment we limit ourselves to 32bit IO until some

 * better IO routines can be written and tested

 */

static struct dm9000_plat_data cmx270_dm9k_platdata = {

static struct dm9000_plat_data cmx270_dm9000_platdata = {

	.flags		= DM9000_PLATF_32BITONLY,

};



/* Ethernet device */

static struct platform_device cmx270_device_dm9k = {

static struct platform_device cmx270_dm9000_device = {

	.name		= "dm9000",

	.id		= 0,

	.num_resources	= ARRAY_SIZE(cmx270_dm9k_resource),

	.resource	= cmx270_dm9k_resource,

	.num_resources	= ARRAY_SIZE(cmx270_dm9000_resource),

	.resource	= cmx270_dm9000_resource,

	.dev		= {

		.platform_data = &cmx270_dm9k_platdata,

		.platform_data = &cmx270_dm9000_platdata,

	}

};



/* touchscreen controller */

static void __init cmx270_init_dm9000(void)

{

	platform_device_register(&cmx270_dm9000_device);

}

#else

static inline void cmx270_init_dm9000(void) {}

#endif



/* UCB1400 touchscreen controller */

#if defined(CONFIG_TOUCHSCREEN_UCB1400) || defined(CONFIG_TOUCHSCREEN_UCB1400_MODULE)

static struct platform_device cmx270_ts_device = {

	.name		= "ucb1400_ts",

	.id		= -1,

};



/* RTC */

static void __init cmx270_init_touchscreen(void)

{

	platform_device_register(&cmx270_ts_device);

}

#else

static inline void cmx270_init_touchscreen(void) {}

#endif



/* V3020 RTC */

#if defined(CONFIG_RTC_DRV_V3020) || defined(CONFIG_RTC_DRV_V3020_MODULE)

static struct resource cmx270_v3020_resource[] = {

	[0] = {

		.start = RTC_PHYS_BASE,
@@ -111,28 +237,67 @@ static struct platform_device cmx270_rtc_device = { 
	}

};



/*

 * CM-X270 LEDs

 */

static void __init cmx270_init_rtc(void)

{

	platform_device_register(&cmx270_rtc_device);

}

#else

static inline void cmx270_init_rtc(void) {}

#endif



/* CM-X270 LEDs */

#if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE)

static struct gpio_led cmx270_leds[] = {

	[0] = {

		.name = "cm-x270:red",

		.default_trigger = "nand-disk",

		.gpio = 93,

		.active_low = 1,

	},

	[1] = {

		.name = "cm-x270:green",

		.default_trigger = "heartbeat",

		.gpio = 94,

		.active_low = 1,

	},

};



static struct gpio_led_platform_data cmx270_gpio_led_pdata = {

	.num_leds = ARRAY_SIZE(cmx270_leds),

	.leds = cmx270_leds,

};



static struct platform_device cmx270_led_device = {

	.name		= "cm-x270-led",

	.name		= "leds-gpio",

	.id		= -1,

	.dev		= {

		.platform_data = &cmx270_gpio_led_pdata,

	},

};



static void __init cmx270_init_leds(void)

{

	platform_device_register(&cmx270_led_device);

}

#else

static inline void cmx270_init_leds(void) {}

#endif



/* 2700G graphics */

#if defined(CONFIG_FB_MBX) || defined(CONFIG_FB_MBX_MODULE)

static u64 fb_dma_mask = ~(u64)0;



static struct resource cmx270_2700G_resource[] = {

	/* frame buffer memory including ODFB and External SDRAM */

	[0] = {

		.start = MARATHON_PHYS,

		.end   = MARATHON_PHYS + 0x02000000,

		.start = PXA_CS2_PHYS,

		.end   = PXA_CS2_PHYS + 0x01ffffff,

		.flags = IORESOURCE_MEM,

	},

	/* Marathon registers */

	[1] = {

		.start = MARATHON_PHYS + 0x03fe0000,

		.end   = MARATHON_PHYS + 0x03ffffff,

		.start = PXA_CS2_PHYS + 0x03fe0000,

		.end   = PXA_CS2_PHYS + 0x03ffffff,

		.flags = IORESOURCE_MEM,

	},

};
@@ -200,43 +365,15 @@ static struct platform_device cmx270_2700G = { 
	.id		= -1,

};



static u64 ata_dma_mask = ~(u64)0;



static struct platform_device cmx270_ata = {

	.name = "pata_cm_x270",

	.id = -1,

	.dev		= {

		.dma_mask	= &ata_dma_mask,

		.coherent_dma_mask = 0xffffffff,

	},

};



/* platform devices */

static struct platform_device *platform_devices[] __initdata = {

	&cmx270_device_dm9k,

	&cmx270_rtc_device,

	&cmx270_2700G,

	&cmx270_led_device,

	&cmx270_ts_device,

	&cmx270_ata,

};



/* Map PCI companion and IDE/General Purpose CS statically */

static struct map_desc cmx270_io_desc[] __initdata = {

	[0] = { /* IDE/general purpose space */

		.virtual	= CMX270_IDE104_VIRT,

		.pfn		= __phys_to_pfn(CMX270_IDE104_PHYS),

		.length		= SZ_64M - SZ_8M,

		.type		= MT_DEVICE

	},

	[1] = { /* PCI bridge */

		.virtual	= CMX270_IT8152_VIRT,

		.pfn		= __phys_to_pfn(CMX270_IT8152_PHYS),

		.length		= SZ_64M,

		.type		= MT_DEVICE

	},

};

static void __init cmx270_init_2700G(void)

{

	platform_device_register(&cmx270_2700G);

}

#else

static inline void cmx270_init_2700G(void) {}

#endif



#if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE)

/*

  Display definitions

  keep these for backwards compatibility, although symbolic names (as
@@ -446,7 +583,16 @@ static int __init cmx270_set_display(char *str) 
*/

__setup("monitor=", cmx270_set_display);



static void __init cmx270_init_display(void)

{

	set_pxa_fb_info(cmx270_display);

}

#else

static inline void cmx270_init_display(void) {}

#endif



/* PXA27x OHCI controller setup */

#if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)

static int cmx270_ohci_init(struct device *dev)

{

	/* Set the Power Control Polarity Low */
@@ -461,35 +607,37 @@ static struct pxaohci_platform_data cmx270_ohci_platform_data = { 
	.init		= cmx270_ohci_init,

};



static void __init cmx270_init_ohci(void)

{

	pxa_set_ohci_info(&cmx270_ohci_platform_data);

}

#else

static inline void cmx270_init_ohci(void) {}

#endif



#if defined(CONFIG_MMC) || defined(CONFIG_MMC_MODULE)

static int cmx270_mci_init(struct device *dev,

			   irq_handler_t cmx270_detect_int,

			   void *data)

{

	int err;



	/*

	 * setup GPIO for PXA27x MMC controller

	 */

	pxa_gpio_mode(GPIO32_MMCCLK_MD);

	pxa_gpio_mode(GPIO112_MMCCMD_MD);

	pxa_gpio_mode(GPIO92_MMCDAT0_MD);

	pxa_gpio_mode(GPIO109_MMCDAT1_MD);

	pxa_gpio_mode(GPIO110_MMCDAT2_MD);

	pxa_gpio_mode(GPIO111_MMCDAT3_MD);



	/* SB-X270 uses GPIO105 as SD power enable */

	pxa_gpio_mode(105 | GPIO_OUT);

	err = gpio_request(GPIO105_MMC_POWER, "MMC/SD power");

	if (err) {

		dev_warn(dev, "power gpio unavailable\n");

		return err;

	}



	/* card detect IRQ on GPIO 83 */

	pxa_gpio_mode(IRQ_TO_GPIO(CMX270_MMC_IRQ));

	gpio_direction_output(GPIO105_MMC_POWER, 0);



	err = request_irq(CMX270_MMC_IRQ, cmx270_detect_int,

			  IRQF_DISABLED | IRQF_TRIGGER_FALLING,

			  "MMC card detect", data);

	if (err)

		printk(KERN_ERR "cmx270_mci_init: MMC/SD: can't"

	if (err) {

		gpio_free(GPIO105_MMC_POWER);

		dev_err(dev, "cmx270_mci_init: MMC/SD: can't"

			" request MMC card detect IRQ\n");

	}



	return err;

}
@@ -499,17 +647,18 @@ static void cmx270_mci_setpower(struct device *dev, unsigned int vdd) 
	struct pxamci_platform_data *p_d = dev->platform_data;



	if ((1 << vdd) & p_d->ocr_mask) {

		printk(KERN_DEBUG "%s: on\n", __func__);

		GPCR(105) = GPIO_bit(105);

		dev_dbg(dev, "power on\n");

		gpio_set_value(GPIO105_MMC_POWER, 0);

	} else {

		GPSR(105) = GPIO_bit(105);

		printk(KERN_DEBUG "%s: off\n", __func__);

		gpio_set_value(GPIO105_MMC_POWER, 1);

		dev_dbg(dev, "power off\n");

	}

}



static void cmx270_mci_exit(struct device *dev, void *data)

{

	free_irq(CMX270_MMC_IRQ, data);

	gpio_free(GPIO105_MMC_POWER);

}



static struct pxamci_platform_data cmx270_mci_platform_data = {
@@ -519,6 +668,14 @@ static struct pxamci_platform_data cmx270_mci_platform_data = { 
	.exit		= cmx270_mci_exit,

};



static void __init cmx270_init_mmc(void)

{

	pxa_set_mci_info(&cmx270_mci_platform_data);

}

#else

static inline void cmx270_init_mmc(void) {}

#endif



#ifdef CONFIG_PM

static unsigned long sleep_save_msc[10];
@@ -580,53 +737,63 @@ static int __init cmx270_pm_init(void) 
static int __init cmx270_pm_init(void) { return 0; }

#endif



static void __init cmx270_init(void)

#if defined(CONFIG_SND_PXA2XX_AC97) || defined(CONFIG_SND_PXA2XX_AC97_MODULE)

static void __init cmx270_init_ac97(void)

{

	cmx270_pm_init();



	set_pxa_fb_info(cmx270_display);



	/* register CM-X270 platform devices */

	platform_add_devices(platform_devices, ARRAY_SIZE(platform_devices));

	pxa_set_ac97_info(NULL);

}

#else

static inline void cmx270_init_ac97(void) {}

#endif



	/* set MCI and OHCI platform parameters */

	pxa_set_mci_info(&cmx270_mci_platform_data);

	pxa_set_ohci_info(&cmx270_ohci_platform_data);



	/* This enables the STUART */

	pxa_gpio_mode(GPIO46_STRXD_MD);

	pxa_gpio_mode(GPIO47_STTXD_MD);

static void __init cmx270_init(void)

{

	cmx270_pm_init();



	/* This enables the BTUART  */

	pxa_gpio_mode(GPIO42_BTRXD_MD);

	pxa_gpio_mode(GPIO43_BTTXD_MD);

	pxa_gpio_mode(GPIO44_BTCTS_MD);

	pxa_gpio_mode(GPIO45_BTRTS_MD);

	pxa2xx_mfp_config(ARRAY_AND_SIZE(cmx270_pin_config));



	cmx270_init_dm9000();

	cmx270_init_rtc();

	cmx270_init_display();

	cmx270_init_mmc();

	cmx270_init_ohci();

	cmx270_init_ac97();

	cmx270_init_touchscreen();

	cmx270_init_leds();

	cmx270_init_2700G();

}



static void __init cmx270_init_irq(void)

{

	pxa27x_init_irq();



	cmx270_pci_init_irq(GPIO22_IT8152_IRQ);

}



	cmx270_pci_init_irq();

#ifdef CONFIG_PCI

/* Map PCI companion statically */

static struct map_desc cmx270_io_desc[] __initdata = {

	[0] = { /* PCI bridge */

		.virtual	= CMX270_IT8152_VIRT,

		.pfn		= __phys_to_pfn(PXA_CS4_PHYS),

		.length		= SZ_64M,

		.type		= MT_DEVICE

	},

};



	/* Setup interrupt for dm9000 */

	pxa_gpio_mode(IRQ_TO_GPIO(CMX270_ETHIRQ));

	set_irq_type(CMX270_ETHIRQ, IRQT_RISING);

static void __init cmx270_map_io(void)

{

	pxa_map_io();

	iotable_init(cmx270_io_desc, ARRAY_SIZE(cmx270_io_desc));



	/* Setup interrupt for 2700G */

	pxa_gpio_mode(IRQ_TO_GPIO(CMX270_GFXIRQ));

	set_irq_type(CMX270_GFXIRQ, IRQT_FALLING);

	it8152_base_address = CMX270_IT8152_VIRT;

}



#else

static void __init cmx270_map_io(void)

{

	pxa_map_io();

	iotable_init(cmx270_io_desc, ARRAY_SIZE(cmx270_io_desc));

}



#endif



MACHINE_START(ARMCORE, "Compulab CM-x270")

	.boot_params	= 0xa0000100,