[net-next-2.6.git] / arch / arm / mach-pxa / cm-x2xx.c

/*
 * linux/arch/arm/mach-pxa/cm-x2xx.c
 *
 * Copyright (C) 2008 CompuLab, Ltd.
 * Mike Rapoport <mike@compulab.co.il>
 *
 * 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/platform_device.h>
#include <linux/sysdev.h>
#include <linux/irq.h>
#include <linux/gpio.h>

#include <linux/dm9000.h>
#include <linux/leds.h>

#include <asm/mach/arch.h>
#include <asm/mach-types.h>
#include <asm/mach/map.h>

#include <mach/pxa2xx-regs.h>
#include <mach/audio.h>
#include <mach/pxafb.h>

#include <asm/hardware/it8152.h>

#include "generic.h"
#include "cm-x2xx-pci.h"

extern void cmx255_init(void);
extern void cmx270_init(void);

/* reserve IRQs for IT8152 */
#define CMX2XX_NR_IRQS		(IRQ_BOARD_START + 40)

/* virtual addresses for statically mapped regions */
#define CMX2XX_VIRT_BASE	(0xe8000000)
#define CMX2XX_IT8152_VIRT	(CMX2XX_VIRT_BASE)

/* physical address if local-bus attached devices */
#define CMX255_DM9000_PHYS_BASE (PXA_CS1_PHYS + (8 << 22))
#define CMX270_DM9000_PHYS_BASE	(PXA_CS1_PHYS + (6 << 22))

/* leds */
#define CMX255_GPIO_RED		(27)
#define CMX255_GPIO_GREEN	(32)
#define CMX270_GPIO_RED		(93)
#define CMX270_GPIO_GREEN	(94)

/* GPIO IRQ usage */
#define GPIO22_ETHIRQ		(22)
#define GPIO10_ETHIRQ		(10)
#define CMX255_GPIO_IT8152_IRQ	(0)
#define CMX270_GPIO_IT8152_IRQ	(22)

#define CMX255_ETHIRQ		IRQ_GPIO(GPIO22_ETHIRQ)
#define CMX270_ETHIRQ		IRQ_GPIO(GPIO10_ETHIRQ)

#if defined(CONFIG_DM9000) || defined(CONFIG_DM9000_MODULE)
static struct resource cmx255_dm9000_resource[] = {
	[0] = {
		.start = CMX255_DM9000_PHYS_BASE,
		.end   = CMX255_DM9000_PHYS_BASE + 3,
		.flags = IORESOURCE_MEM,
	},
	[1] = {
		.start = CMX255_DM9000_PHYS_BASE + 4,
		.end   = CMX255_DM9000_PHYS_BASE + 4 + 500,
		.flags = IORESOURCE_MEM,
	},
	[2] = {
		.start = CMX255_ETHIRQ,
		.end   = CMX255_ETHIRQ,
		.flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
	}
};

static struct resource cmx270_dm9000_resource[] = {
	[0] = {
		.start = CMX270_DM9000_PHYS_BASE,
		.end   = CMX270_DM9000_PHYS_BASE + 3,
		.flags = IORESOURCE_MEM,
	},
	[1] = {
		.start = CMX270_DM9000_PHYS_BASE + 8,
		.end   = CMX270_DM9000_PHYS_BASE + 8 + 500,
		.flags = IORESOURCE_MEM,
	},
	[2] = {
		.start = CMX270_ETHIRQ,
		.end   = CMX270_ETHIRQ,
		.flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
	}
};

static struct dm9000_plat_data cmx270_dm9000_platdata = {
	.flags		= DM9000_PLATF_32BITONLY | DM9000_PLATF_NO_EEPROM,
};

static struct platform_device cmx2xx_dm9000_device = {
	.name		= "dm9000",
	.id		= 0,
	.num_resources	= ARRAY_SIZE(cmx270_dm9000_resource),
	.dev		= {
		.platform_data = &cmx270_dm9000_platdata,
	}
};

static void __init cmx2xx_init_dm9000(void)
{
	if (cpu_is_pxa25x())
		cmx2xx_dm9000_device.resource = cmx255_dm9000_resource;
	else
		cmx2xx_dm9000_device.resource = cmx270_dm9000_resource;
	platform_device_register(&cmx2xx_dm9000_device);
}
#else
static inline void cmx2xx_init_dm9000(void) {}
#endif

/* UCB1400 touchscreen controller */
#if defined(CONFIG_TOUCHSCREEN_UCB1400) || defined(CONFIG_TOUCHSCREEN_UCB1400_MODULE)
static struct platform_device cmx2xx_ts_device = {
	.name		= "ucb1400_core",
	.id		= -1,
};

static void __init cmx2xx_init_touchscreen(void)
{
	platform_device_register(&cmx2xx_ts_device);
}
#else
static inline void cmx2xx_init_touchscreen(void) {}
#endif

/* CM-X270 LEDs */
#if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE)
static struct gpio_led cmx2xx_leds[] = {
	[0] = {
		.name = "cm-x2xx:red",
		.default_trigger = "nand-disk",
		.active_low = 1,
	},
	[1] = {
		.name = "cm-x2xx:green",
		.default_trigger = "heartbeat",
		.active_low = 1,
	},
};

static struct gpio_led_platform_data cmx2xx_gpio_led_pdata = {
	.num_leds = ARRAY_SIZE(cmx2xx_leds),
	.leds = cmx2xx_leds,
};

static struct platform_device cmx2xx_led_device = {
	.name		= "leds-gpio",
	.id		= -1,
	.dev		= {
		.platform_data = &cmx2xx_gpio_led_pdata,
	},
};

static void __init cmx2xx_init_leds(void)
{
	if (cpu_is_pxa25x()) {
		cmx2xx_leds[0].gpio = CMX255_GPIO_RED;
		cmx2xx_leds[1].gpio = CMX255_GPIO_GREEN;
	} else {
		cmx2xx_leds[0].gpio = CMX270_GPIO_RED;
		cmx2xx_leds[1].gpio = CMX270_GPIO_GREEN;
	}
	platform_device_register(&cmx2xx_led_device);
}
#else
static inline void cmx2xx_init_leds(void) {}
#endif

#if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE)
/*
  Display definitions
  keep these for backwards compatibility, although symbolic names (as
  e.g. in lpd270.c) looks better
*/
#define MTYPE_STN320x240	0
#define MTYPE_TFT640x480	1
#define MTYPE_CRT640x480	2
#define MTYPE_CRT800x600	3
#define MTYPE_TFT320x240	6
#define MTYPE_STN640x480	7

static struct pxafb_mode_info generic_stn_320x240_mode = {
	.pixclock	= 76923,
	.bpp		= 8,
	.xres		= 320,
	.yres		= 240,
	.hsync_len	= 3,
	.vsync_len	= 2,
	.left_margin	= 3,
	.upper_margin	= 0,
	.right_margin	= 3,
	.lower_margin	= 0,
	.sync		= (FB_SYNC_HOR_HIGH_ACT |
			   FB_SYNC_VERT_HIGH_ACT),
	.cmap_greyscale = 0,
};

static struct pxafb_mach_info generic_stn_320x240 = {
	.modes		= &generic_stn_320x240_mode,
	.num_modes	= 1,
	.lcd_conn	= LCD_COLOR_STN_8BPP | LCD_PCLK_EDGE_FALL |\
			  LCD_AC_BIAS_FREQ(0xff),
	.cmap_inverse	= 0,
	.cmap_static	= 0,
};

static struct pxafb_mode_info generic_tft_640x480_mode = {
	.pixclock	= 38461,
	.bpp		= 8,
	.xres		= 640,
	.yres		= 480,
	.hsync_len	= 60,
	.vsync_len	= 2,
	.left_margin	= 70,
	.upper_margin	= 10,
	.right_margin	= 70,
	.lower_margin	= 5,
	.sync		= 0,
	.cmap_greyscale = 0,
};

static struct pxafb_mach_info generic_tft_640x480 = {
	.modes		= &generic_tft_640x480_mode,
	.num_modes	= 1,
	.lcd_conn	= LCD_COLOR_TFT_8BPP | LCD_PCLK_EDGE_FALL |\
			  LCD_AC_BIAS_FREQ(0xff),
	.cmap_inverse	= 0,
	.cmap_static	= 0,
};

static struct pxafb_mode_info generic_crt_640x480_mode = {
	.pixclock	= 38461,
	.bpp		= 8,
	.xres		= 640,
	.yres		= 480,
	.hsync_len	= 63,
	.vsync_len	= 2,
	.left_margin	= 81,
	.upper_margin	= 33,
	.right_margin	= 16,
	.lower_margin	= 10,
	.sync		= (FB_SYNC_HOR_HIGH_ACT |
			   FB_SYNC_VERT_HIGH_ACT),
	.cmap_greyscale = 0,
};

static struct pxafb_mach_info generic_crt_640x480 = {
	.modes		= &generic_crt_640x480_mode,
	.num_modes	= 1,
	.lcd_conn	= LCD_COLOR_TFT_8BPP | LCD_AC_BIAS_FREQ(0xff),
	.cmap_inverse	= 0,
	.cmap_static	= 0,
};

static struct pxafb_mode_info generic_crt_800x600_mode = {
	.pixclock	= 28846,
	.bpp		= 8,
	.xres		= 800,
	.yres	  	= 600,
	.hsync_len	= 63,
	.vsync_len	= 2,
	.left_margin	= 26,
	.upper_margin	= 21,
	.right_margin	= 26,
	.lower_margin	= 11,
	.sync		= (FB_SYNC_HOR_HIGH_ACT |
			   FB_SYNC_VERT_HIGH_ACT),
	.cmap_greyscale = 0,
};

static struct pxafb_mach_info generic_crt_800x600 = {
	.modes		= &generic_crt_800x600_mode,
	.num_modes	= 1,
	.lcd_conn	= LCD_COLOR_TFT_8BPP | LCD_AC_BIAS_FREQ(0xff),
	.cmap_inverse	= 0,
	.cmap_static	= 0,
};

static struct pxafb_mode_info generic_tft_320x240_mode = {
	.pixclock	= 134615,
	.bpp		= 16,
	.xres		= 320,
	.yres		= 240,
	.hsync_len	= 63,
	.vsync_len	= 7,
	.left_margin	= 75,
	.upper_margin	= 0,
	.right_margin	= 15,
	.lower_margin	= 15,
	.sync		= 0,
	.cmap_greyscale = 0,
};

static struct pxafb_mach_info generic_tft_320x240 = {
	.modes		= &generic_tft_320x240_mode,
	.num_modes	= 1,
	.lcd_conn	= LCD_COLOR_TFT_16BPP | LCD_AC_BIAS_FREQ(0xff),
	.cmap_inverse	= 0,
	.cmap_static	= 0,
};

static struct pxafb_mode_info generic_stn_640x480_mode = {
	.pixclock	= 57692,
	.bpp		= 8,
	.xres		= 640,
	.yres		= 480,
	.hsync_len	= 4,
	.vsync_len	= 2,
	.left_margin	= 10,
	.upper_margin	= 5,
	.right_margin	= 10,
	.lower_margin	= 5,
	.sync		= (FB_SYNC_HOR_HIGH_ACT |
			   FB_SYNC_VERT_HIGH_ACT),
	.cmap_greyscale = 0,
};

static struct pxafb_mach_info generic_stn_640x480 = {
	.modes		= &generic_stn_640x480_mode,
	.num_modes	= 1,
	.lcd_conn	= LCD_COLOR_STN_8BPP | LCD_AC_BIAS_FREQ(0xff),
	.cmap_inverse	= 0,
	.cmap_static	= 0,
};

static struct pxafb_mach_info *cmx2xx_display = &generic_crt_640x480;

static int __init cmx2xx_set_display(char *str)
{
	int disp_type = simple_strtol(str, NULL, 0);
	switch (disp_type) {
	case MTYPE_STN320x240:
		cmx2xx_display = &generic_stn_320x240;
		break;
	case MTYPE_TFT640x480:
		cmx2xx_display = &generic_tft_640x480;
		break;
	case MTYPE_CRT640x480:
		cmx2xx_display = &generic_crt_640x480;
		break;
	case MTYPE_CRT800x600:
		cmx2xx_display = &generic_crt_800x600;
		break;
	case MTYPE_TFT320x240:
		cmx2xx_display = &generic_tft_320x240;
		break;
	case MTYPE_STN640x480:
		cmx2xx_display = &generic_stn_640x480;
		break;
	default: /* fallback to CRT 640x480 */
		cmx2xx_display = &generic_crt_640x480;
		break;
	}
	return 1;
}

/*
   This should be done really early to get proper configuration for
   frame buffer.
   Indeed, pxafb parameters can be used istead, but CM-X2XX bootloader
   has limitied line length for kernel command line, and also it will
   break compatibitlty with proprietary releases already in field.
*/
__setup("monitor=", cmx2xx_set_display);

static void __init cmx2xx_init_display(void)
{
	set_pxa_fb_info(cmx2xx_display);
}
#else
static inline void cmx2xx_init_display(void) {}
#endif

#ifdef CONFIG_PM
static unsigned long sleep_save_msc[10];

static int cmx2xx_suspend(struct sys_device *dev, pm_message_t state)
{
	cmx2xx_pci_suspend();

	/* save MSC registers */
	sleep_save_msc[0] = MSC0;
	sleep_save_msc[1] = MSC1;
	sleep_save_msc[2] = MSC2;

	/* setup power saving mode registers */
	PCFR = 0x0;
	PSLR = 0xff400000;
	PMCR  = 0x00000005;
	PWER  = 0x80000000;
	PFER  = 0x00000000;
	PRER  = 0x00000000;
	PGSR0 = 0xC0018800;
	PGSR1 = 0x004F0002;
	PGSR2 = 0x6021C000;
	PGSR3 = 0x00020000;

	return 0;
}

static int cmx2xx_resume(struct sys_device *dev)
{
	cmx2xx_pci_resume();

	/* restore MSC registers */
	MSC0 = sleep_save_msc[0];
	MSC1 = sleep_save_msc[1];
	MSC2 = sleep_save_msc[2];

	return 0;
}

static struct sysdev_class cmx2xx_pm_sysclass = {
	.name = "pm",
	.resume = cmx2xx_resume,
	.suspend = cmx2xx_suspend,
};

static struct sys_device cmx2xx_pm_device = {
	.cls = &cmx2xx_pm_sysclass,
};

static int __init cmx2xx_pm_init(void)
{
	int error;
	error = sysdev_class_register(&cmx2xx_pm_sysclass);
	if (error == 0)
		error = sysdev_register(&cmx2xx_pm_device);
	return error;
}
#else
static int __init cmx2xx_pm_init(void) { return 0; }
#endif

#if defined(CONFIG_SND_PXA2XX_AC97) || defined(CONFIG_SND_PXA2XX_AC97_MODULE)
static void __init cmx2xx_init_ac97(void)
{
	pxa_set_ac97_info(NULL);
}
#else
static inline void cmx2xx_init_ac97(void) {}
#endif

static void __init cmx2xx_init(void)
{
	pxa_set_ffuart_info(NULL);
	pxa_set_btuart_info(NULL);
	pxa_set_stuart_info(NULL);

	cmx2xx_pm_init();

	if (cpu_is_pxa25x())
		cmx255_init();
	else
		cmx270_init();

	cmx2xx_init_dm9000();
	cmx2xx_init_display();
	cmx2xx_init_ac97();
	cmx2xx_init_touchscreen();
	cmx2xx_init_leds();
}

static void __init cmx2xx_init_irq(void)
{
	pxa27x_init_irq();

	if (cpu_is_pxa25x()) {
		pxa25x_init_irq();
		cmx2xx_pci_init_irq(CMX255_GPIO_IT8152_IRQ);
	} else {
		pxa27x_init_irq();
		cmx2xx_pci_init_irq(CMX270_GPIO_IT8152_IRQ);
	}
}

#ifdef CONFIG_PCI
/* Map PCI companion statically */
static struct map_desc cmx2xx_io_desc[] __initdata = {
	[0] = { /* PCI bridge */
		.virtual	= CMX2XX_IT8152_VIRT,
		.pfn		= __phys_to_pfn(PXA_CS4_PHYS),
		.length		= SZ_64M,
		.type		= MT_DEVICE
	},
};

static void __init cmx2xx_map_io(void)
{
	pxa_map_io();
	iotable_init(cmx2xx_io_desc, ARRAY_SIZE(cmx2xx_io_desc));

	it8152_base_address = CMX2XX_IT8152_VIRT;
}
#else
static void __init cmx2xx_map_io(void)
{
	pxa_map_io();
}
#endif

MACHINE_START(ARMCORE, "Compulab CM-X2XX")
	.boot_params	= 0xa0000100,
	.map_io		= cmx2xx_map_io,
	.nr_irqs	= CMX2XX_NR_IRQS,
	.init_irq	= cmx2xx_init_irq,
	.timer		= &pxa_timer,
	.init_machine	= cmx2xx_init,
MACHINE_END
Commit	Line	Data
3696a8a4	1	/*
da591937	2	* linux/arch/arm/mach-pxa/cm-x2xx.c
3696a8a4	3	*
4adc5fb6	4	* Copyright (C) 2008 CompuLab, Ltd.
3696a8a4 MR	5	* Mike Rapoport <mike@compulab.co.il>
	6	*
	7	* This program is free software; you can redistribute it and/or modify
	8	* it under the terms of the GNU General Public License version 2 as
	9	* published by the Free Software Foundation.
	10	*/
	11
3696a8a4	12	#include <linux/platform_device.h>
3696a8a4	13	#include <linux/sysdev.h>
2f01a973 MR	14	#include <linux/irq.h>
2f01a973 MR	15	#include <linux/gpio.h>
3696a8a4 MR	16
3696a8a4 MR	17	#include <linux/dm9000.h>
2f01a973	18	#include <linux/leds.h>
3696a8a4 MR	19
	20	#include <asm/mach/arch.h>
	21	#include <asm/mach-types.h>
	22	#include <asm/mach/map.h>
	23
a09e64fb	24	#include <mach/pxa2xx-regs.h>
a09e64fb RK	25	#include <mach/audio.h>
a09e64fb RK	26	#include <mach/pxafb.h>
3696a8a4 MR	27
	28	#include <asm/hardware/it8152.h>
	29
	30	#include "generic.h"
7d76e3f1	31	#include "cm-x2xx-pci.h"
3696a8a4	32
a7f3f030	33	extern void cmx255_init(void);
4adc5fb6 MR	34	extern void cmx270_init(void);
4adc5fb6 MR	35
6ac6b817 HZ	36	/* reserve IRQs for IT8152 */
	37	#define CMX2XX_NR_IRQS (IRQ_BOARD_START + 40)
	38
2f01a973	39	/* virtual addresses for statically mapped regions */
da591937 MR	40	#define CMX2XX_VIRT_BASE (0xe8000000)
da591937 MR	41	#define CMX2XX_IT8152_VIRT (CMX2XX_VIRT_BASE)
2f01a973	42
4adc5fb6	43	/* physical address if local-bus attached devices */
a7f3f030	44	#define CMX255_DM9000_PHYS_BASE (PXA_CS1_PHYS + (8 << 22))
da591937 MR	45	#define CMX270_DM9000_PHYS_BASE (PXA_CS1_PHYS + (6 << 22))
	46
	47	/* leds */
a7f3f030 MR	48	#define CMX255_GPIO_RED (27)
a7f3f030 MR	49	#define CMX255_GPIO_GREEN (32)
da591937 MR	50	#define CMX270_GPIO_RED (93)
da591937 MR	51	#define CMX270_GPIO_GREEN (94)
3696a8a4	52
2f01a973	53	/* GPIO IRQ usage */
a7f3f030	54	#define GPIO22_ETHIRQ (22)
2f01a973	55	#define GPIO10_ETHIRQ (10)
a7f3f030	56	#define CMX255_GPIO_IT8152_IRQ (0)
da591937	57	#define CMX270_GPIO_IT8152_IRQ (22)
2f01a973	58
a7f3f030	59	#define CMX255_ETHIRQ IRQ_GPIO(GPIO22_ETHIRQ)
2f01a973	60	#define CMX270_ETHIRQ IRQ_GPIO(GPIO10_ETHIRQ)
2f01a973 MR	61
2f01a973 MR	62	#if defined(CONFIG_DM9000) \|\| defined(CONFIG_DM9000_MODULE)
a7f3f030 MR	63	static struct resource cmx255_dm9000_resource[] = {
	64	[0] = {
	65	.start = CMX255_DM9000_PHYS_BASE,
	66	.end = CMX255_DM9000_PHYS_BASE + 3,
	67	.flags = IORESOURCE_MEM,
	68	},
	69	[1] = {
	70	.start = CMX255_DM9000_PHYS_BASE + 4,
	71	.end = CMX255_DM9000_PHYS_BASE + 4 + 500,
	72	.flags = IORESOURCE_MEM,
	73	},
	74	[2] = {
	75	.start = CMX255_ETHIRQ,
	76	.end = CMX255_ETHIRQ,
	77	.flags = IORESOURCE_IRQ \| IORESOURCE_IRQ_HIGHEDGE,
	78	}
	79	};
	80
2f01a973	81	static struct resource cmx270_dm9000_resource[] = {
3696a8a4	82	[0] = {
da591937 MR	83	.start = CMX270_DM9000_PHYS_BASE,
da591937 MR	84	.end = CMX270_DM9000_PHYS_BASE + 3,
3696a8a4 MR	85	.flags = IORESOURCE_MEM,
	86	},
	87	[1] = {
da591937 MR	88	.start = CMX270_DM9000_PHYS_BASE + 8,
da591937 MR	89	.end = CMX270_DM9000_PHYS_BASE + 8 + 500,
3696a8a4 MR	90	.flags = IORESOURCE_MEM,
	91	},
	92	[2] = {
	93	.start = CMX270_ETHIRQ,
	94	.end = CMX270_ETHIRQ,
2f01a973	95	.flags = IORESOURCE_IRQ \| IORESOURCE_IRQ_HIGHEDGE,
3696a8a4 MR	96	}
	97	};
	98
2f01a973	99	static struct dm9000_plat_data cmx270_dm9000_platdata = {
bff22c9b	100	.flags = DM9000_PLATF_32BITONLY \| DM9000_PLATF_NO_EEPROM,
3696a8a4 MR	101	};
3696a8a4 MR	102
da591937	103	static struct platform_device cmx2xx_dm9000_device = {
3696a8a4 MR	104	.name = "dm9000",
3696a8a4 MR	105	.id = 0,
2f01a973	106	.num_resources = ARRAY_SIZE(cmx270_dm9000_resource),
3696a8a4	107	.dev = {
2f01a973	108	.platform_data = &cmx270_dm9000_platdata,
3696a8a4 MR	109	}
	110	};
	111
da591937	112	static void __init cmx2xx_init_dm9000(void)
2f01a973	113	{
a7f3f030 MR	114	if (cpu_is_pxa25x())
	115	cmx2xx_dm9000_device.resource = cmx255_dm9000_resource;
	116	else
	117	cmx2xx_dm9000_device.resource = cmx270_dm9000_resource;
da591937	118	platform_device_register(&cmx2xx_dm9000_device);
2f01a973 MR	119	}
2f01a973 MR	120	#else
da591937	121	static inline void cmx2xx_init_dm9000(void) {}
2f01a973 MR	122	#endif
	123
	124	/* UCB1400 touchscreen controller */
	125	#if defined(CONFIG_TOUCHSCREEN_UCB1400) \|\| defined(CONFIG_TOUCHSCREEN_UCB1400_MODULE)
da591937	126	static struct platform_device cmx2xx_ts_device = {
50f6bb0a	127	.name = "ucb1400_core",
3696a8a4 MR	128	.id = -1,
	129	};
	130
da591937	131	static void __init cmx2xx_init_touchscreen(void)
2f01a973	132	{
da591937	133	platform_device_register(&cmx2xx_ts_device);
2f01a973 MR	134	}
2f01a973 MR	135	#else
da591937	136	static inline void cmx2xx_init_touchscreen(void) {}
2f01a973 MR	137	#endif
2f01a973 MR	138
2f01a973 MR	139	/* CM-X270 LEDs */
2f01a973 MR	140	#if defined(CONFIG_LEDS_GPIO) \|\| defined(CONFIG_LEDS_GPIO_MODULE)
da591937	141	static struct gpio_led cmx2xx_leds[] = {
2f01a973	142	[0] = {
da591937	143	.name = "cm-x2xx:red",
2f01a973	144	.default_trigger = "nand-disk",
2f01a973 MR	145	.active_low = 1,
	146	},
	147	[1] = {
da591937	148	.name = "cm-x2xx:green",
2f01a973	149	.default_trigger = "heartbeat",
2f01a973 MR	150	.active_low = 1,
	151	},
	152	};
	153
da591937 MR	154	static struct gpio_led_platform_data cmx2xx_gpio_led_pdata = {
	155	.num_leds = ARRAY_SIZE(cmx2xx_leds),
	156	.leds = cmx2xx_leds,
2f01a973 MR	157	};
2f01a973 MR	158
da591937	159	static struct platform_device cmx2xx_led_device = {
2f01a973	160	.name = "leds-gpio",
3696a8a4	161	.id = -1,
2f01a973	162	.dev = {
da591937	163	.platform_data = &cmx2xx_gpio_led_pdata,
2f01a973	164	},
3696a8a4 MR	165	};
3696a8a4 MR	166
da591937	167	static void __init cmx2xx_init_leds(void)
2f01a973	168	{
a7f3f030 MR	169	if (cpu_is_pxa25x()) {
	170	cmx2xx_leds[0].gpio = CMX255_GPIO_RED;
	171	cmx2xx_leds[1].gpio = CMX255_GPIO_GREEN;
	172	} else {
	173	cmx2xx_leds[0].gpio = CMX270_GPIO_RED;
	174	cmx2xx_leds[1].gpio = CMX270_GPIO_GREEN;
	175	}
da591937	176	platform_device_register(&cmx2xx_led_device);
2f01a973 MR	177	}
2f01a973 MR	178	#else
da591937	179	static inline void cmx2xx_init_leds(void) {}
2f01a973 MR	180	#endif
2f01a973 MR	181
2f01a973	182	#if defined(CONFIG_FB_PXA) \|\| defined(CONFIG_FB_PXA_MODULE)
3696a8a4 MR	183	/*
	184	Display definitions
	185	keep these for backwards compatibility, although symbolic names (as
	186	e.g. in lpd270.c) looks better
	187	*/
	188	#define MTYPE_STN320x240 0
	189	#define MTYPE_TFT640x480 1
	190	#define MTYPE_CRT640x480 2
	191	#define MTYPE_CRT800x600 3
	192	#define MTYPE_TFT320x240 6
	193	#define MTYPE_STN640x480 7
	194
	195	static struct pxafb_mode_info generic_stn_320x240_mode = {
	196	.pixclock = 76923,
	197	.bpp = 8,
	198	.xres = 320,
	199	.yres = 240,
	200	.hsync_len = 3,
	201	.vsync_len = 2,
	202	.left_margin = 3,
	203	.upper_margin = 0,
	204	.right_margin = 3,
	205	.lower_margin = 0,
	206	.sync = (FB_SYNC_HOR_HIGH_ACT \|
	207	FB_SYNC_VERT_HIGH_ACT),
	208	.cmap_greyscale = 0,
	209	};
	210
	211	static struct pxafb_mach_info generic_stn_320x240 = {
	212	.modes = &generic_stn_320x240_mode,
	213	.num_modes = 1,
9587319b EM	214	.lcd_conn = LCD_COLOR_STN_8BPP \| LCD_PCLK_EDGE_FALL \|\
9587319b EM	215	LCD_AC_BIAS_FREQ(0xff),
3696a8a4 MR	216	.cmap_inverse = 0,
	217	.cmap_static = 0,
	218	};
	219
	220	static struct pxafb_mode_info generic_tft_640x480_mode = {
	221	.pixclock = 38461,
	222	.bpp = 8,
	223	.xres = 640,
	224	.yres = 480,
	225	.hsync_len = 60,
	226	.vsync_len = 2,
	227	.left_margin = 70,
	228	.upper_margin = 10,
	229	.right_margin = 70,
	230	.lower_margin = 5,
	231	.sync = 0,
	232	.cmap_greyscale = 0,
	233	};
	234
	235	static struct pxafb_mach_info generic_tft_640x480 = {
	236	.modes = &generic_tft_640x480_mode,
	237	.num_modes = 1,
9587319b EM	238	.lcd_conn = LCD_COLOR_TFT_8BPP \| LCD_PCLK_EDGE_FALL \|\
9587319b EM	239	LCD_AC_BIAS_FREQ(0xff),
3696a8a4 MR	240	.cmap_inverse = 0,
	241	.cmap_static = 0,
	242	};
	243
	244	static struct pxafb_mode_info generic_crt_640x480_mode = {
	245	.pixclock = 38461,
	246	.bpp = 8,
	247	.xres = 640,
	248	.yres = 480,
	249	.hsync_len = 63,
	250	.vsync_len = 2,
	251	.left_margin = 81,
	252	.upper_margin = 33,
	253	.right_margin = 16,
	254	.lower_margin = 10,
	255	.sync = (FB_SYNC_HOR_HIGH_ACT \|
	256	FB_SYNC_VERT_HIGH_ACT),
	257	.cmap_greyscale = 0,
	258	};
	259
	260	static struct pxafb_mach_info generic_crt_640x480 = {
	261	.modes = &generic_crt_640x480_mode,
	262	.num_modes = 1,
9587319b	263	.lcd_conn = LCD_COLOR_TFT_8BPP \| LCD_AC_BIAS_FREQ(0xff),
3696a8a4 MR	264	.cmap_inverse = 0,
	265	.cmap_static = 0,
	266	};
	267
	268	static struct pxafb_mode_info generic_crt_800x600_mode = {
	269	.pixclock = 28846,
	270	.bpp = 8,
	271	.xres = 800,
	272	.yres = 600,
	273	.hsync_len = 63,
	274	.vsync_len = 2,
	275	.left_margin = 26,
	276	.upper_margin = 21,
	277	.right_margin = 26,
	278	.lower_margin = 11,
	279	.sync = (FB_SYNC_HOR_HIGH_ACT \|
	280	FB_SYNC_VERT_HIGH_ACT),
	281	.cmap_greyscale = 0,
	282	};
	283
	284	static struct pxafb_mach_info generic_crt_800x600 = {
	285	.modes = &generic_crt_800x600_mode,
	286	.num_modes = 1,
9587319b	287	.lcd_conn = LCD_COLOR_TFT_8BPP \| LCD_AC_BIAS_FREQ(0xff),
3696a8a4 MR	288	.cmap_inverse = 0,
	289	.cmap_static = 0,
	290	};
	291
	292	static struct pxafb_mode_info generic_tft_320x240_mode = {
	293	.pixclock = 134615,
	294	.bpp = 16,
	295	.xres = 320,
	296	.yres = 240,
	297	.hsync_len = 63,
	298	.vsync_len = 7,
	299	.left_margin = 75,
	300	.upper_margin = 0,
	301	.right_margin = 15,
	302	.lower_margin = 15,
	303	.sync = 0,
	304	.cmap_greyscale = 0,
	305	};
	306
	307	static struct pxafb_mach_info generic_tft_320x240 = {
	308	.modes = &generic_tft_320x240_mode,
	309	.num_modes = 1,
9587319b	310	.lcd_conn = LCD_COLOR_TFT_16BPP \| LCD_AC_BIAS_FREQ(0xff),
3696a8a4 MR	311	.cmap_inverse = 0,
	312	.cmap_static = 0,
	313	};
	314
	315	static struct pxafb_mode_info generic_stn_640x480_mode = {
	316	.pixclock = 57692,
	317	.bpp = 8,
	318	.xres = 640,
	319	.yres = 480,
	320	.hsync_len = 4,
	321	.vsync_len = 2,
	322	.left_margin = 10,
	323	.upper_margin = 5,
	324	.right_margin = 10,
	325	.lower_margin = 5,
	326	.sync = (FB_SYNC_HOR_HIGH_ACT \|
	327	FB_SYNC_VERT_HIGH_ACT),
	328	.cmap_greyscale = 0,
	329	};
	330
	331	static struct pxafb_mach_info generic_stn_640x480 = {
	332	.modes = &generic_stn_640x480_mode,
	333	.num_modes = 1,
9587319b	334	.lcd_conn = LCD_COLOR_STN_8BPP \| LCD_AC_BIAS_FREQ(0xff),
3696a8a4 MR	335	.cmap_inverse = 0,
	336	.cmap_static = 0,
	337	};
	338
da591937	339	static struct pxafb_mach_info *cmx2xx_display = &generic_crt_640x480;
3696a8a4	340
da591937	341	static int __init cmx2xx_set_display(char *str)
3696a8a4 MR	342	{
	343	int disp_type = simple_strtol(str, NULL, 0);
	344	switch (disp_type) {
	345	case MTYPE_STN320x240:
da591937	346	cmx2xx_display = &generic_stn_320x240;
3696a8a4 MR	347	break;
3696a8a4 MR	348	case MTYPE_TFT640x480:
da591937	349	cmx2xx_display = &generic_tft_640x480;
3696a8a4 MR	350	break;
3696a8a4 MR	351	case MTYPE_CRT640x480:
da591937	352	cmx2xx_display = &generic_crt_640x480;
3696a8a4 MR	353	break;
3696a8a4 MR	354	case MTYPE_CRT800x600:
da591937	355	cmx2xx_display = &generic_crt_800x600;
3696a8a4 MR	356	break;
3696a8a4 MR	357	case MTYPE_TFT320x240:
da591937	358	cmx2xx_display = &generic_tft_320x240;
3696a8a4 MR	359	break;
3696a8a4 MR	360	case MTYPE_STN640x480:
da591937	361	cmx2xx_display = &generic_stn_640x480;
3696a8a4 MR	362	break;
3696a8a4 MR	363	default: /* fallback to CRT 640x480 */
da591937	364	cmx2xx_display = &generic_crt_640x480;
3696a8a4 MR	365	break;
	366	}
	367	return 1;
	368	}
	369
	370	/*
	371	This should be done really early to get proper configuration for
	372	frame buffer.
da591937	373	Indeed, pxafb parameters can be used istead, but CM-X2XX bootloader
3696a8a4 MR	374	has limitied line length for kernel command line, and also it will
	375	break compatibitlty with proprietary releases already in field.
	376	*/
da591937	377	__setup("monitor=", cmx2xx_set_display);
3696a8a4	378
da591937	379	static void __init cmx2xx_init_display(void)
2f01a973	380	{
da591937	381	set_pxa_fb_info(cmx2xx_display);
2f01a973 MR	382	}
2f01a973 MR	383	#else
da591937	384	static inline void cmx2xx_init_display(void) {}
2f01a973 MR	385	#endif
2f01a973 MR	386
3696a8a4 MR	387	#ifdef CONFIG_PM
	388	static unsigned long sleep_save_msc[10];
	389
da591937	390	static int cmx2xx_suspend(struct sys_device *dev, pm_message_t state)
3696a8a4	391	{
da591937	392	cmx2xx_pci_suspend();
3696a8a4 MR	393
	394	/* save MSC registers */
	395	sleep_save_msc[0] = MSC0;
	396	sleep_save_msc[1] = MSC1;
	397	sleep_save_msc[2] = MSC2;
	398
	399	/* setup power saving mode registers */
	400	PCFR = 0x0;
	401	PSLR = 0xff400000;
	402	PMCR = 0x00000005;
	403	PWER = 0x80000000;
	404	PFER = 0x00000000;
	405	PRER = 0x00000000;
	406	PGSR0 = 0xC0018800;
	407	PGSR1 = 0x004F0002;
	408	PGSR2 = 0x6021C000;
	409	PGSR3 = 0x00020000;
	410
	411	return 0;
	412	}
	413
da591937	414	static int cmx2xx_resume(struct sys_device *dev)
3696a8a4	415	{
da591937	416	cmx2xx_pci_resume();
3696a8a4 MR	417
	418	/* restore MSC registers */
	419	MSC0 = sleep_save_msc[0];
	420	MSC1 = sleep_save_msc[1];
	421	MSC2 = sleep_save_msc[2];
	422
	423	return 0;
	424	}
	425
da591937	426	static struct sysdev_class cmx2xx_pm_sysclass = {
af5ca3f4	427	.name = "pm",
da591937 MR	428	.resume = cmx2xx_resume,
da591937 MR	429	.suspend = cmx2xx_suspend,
3696a8a4 MR	430	};
3696a8a4 MR	431
da591937 MR	432	static struct sys_device cmx2xx_pm_device = {
da591937 MR	433	.cls = &cmx2xx_pm_sysclass,
3696a8a4 MR	434	};
3696a8a4 MR	435
da591937	436	static int __init cmx2xx_pm_init(void)
3696a8a4 MR	437	{
3696a8a4 MR	438	int error;
da591937	439	error = sysdev_class_register(&cmx2xx_pm_sysclass);
3696a8a4	440	if (error == 0)
da591937	441	error = sysdev_register(&cmx2xx_pm_device);
3696a8a4 MR	442	return error;
	443	}
	444	#else
da591937	445	static int __init cmx2xx_pm_init(void) { return 0; }
3696a8a4 MR	446	#endif
3696a8a4 MR	447
2f01a973	448	#if defined(CONFIG_SND_PXA2XX_AC97) \|\| defined(CONFIG_SND_PXA2XX_AC97_MODULE)
da591937	449	static void __init cmx2xx_init_ac97(void)
3696a8a4	450	{
9f19d638	451	pxa_set_ac97_info(NULL);
2f01a973 MR	452	}
2f01a973 MR	453	#else
da591937	454	static inline void cmx2xx_init_ac97(void) {}
2f01a973	455	#endif
3696a8a4	456
da591937 MR	457	static void __init cmx2xx_init(void)
da591937 MR	458	{
cc155c6f RK	459	pxa_set_ffuart_info(NULL);
	460	pxa_set_btuart_info(NULL);
	461	pxa_set_stuart_info(NULL);
	462
da591937 MR	463	cmx2xx_pm_init();
da591937 MR	464
a7f3f030 MR	465	if (cpu_is_pxa25x())
	466	cmx255_init();
	467	else
	468	cmx270_init();
da591937 MR	469
	470	cmx2xx_init_dm9000();
	471	cmx2xx_init_display();
	472	cmx2xx_init_ac97();
	473	cmx2xx_init_touchscreen();
	474	cmx2xx_init_leds();
	475	}
	476
	477	static void __init cmx2xx_init_irq(void)
3696a8a4 MR	478	{
	479	pxa27x_init_irq();
	480
a7f3f030 MR	481	if (cpu_is_pxa25x()) {
	482	pxa25x_init_irq();
	483	cmx2xx_pci_init_irq(CMX255_GPIO_IT8152_IRQ);
	484	} else {
	485	pxa27x_init_irq();
	486	cmx2xx_pci_init_irq(CMX270_GPIO_IT8152_IRQ);
	487	}
2f01a973	488	}
3696a8a4	489
2f01a973 MR	490	#ifdef CONFIG_PCI
2f01a973 MR	491	/* Map PCI companion statically */
da591937	492	static struct map_desc cmx2xx_io_desc[] __initdata = {
2f01a973	493	[0] = { /* PCI bridge */
da591937	494	.virtual = CMX2XX_IT8152_VIRT,
2f01a973 MR	495	.pfn = __phys_to_pfn(PXA_CS4_PHYS),
	496	.length = SZ_64M,
	497	.type = MT_DEVICE
	498	},
	499	};
3696a8a4	500
da591937	501	static void __init cmx2xx_map_io(void)
2f01a973 MR	502	{
2f01a973 MR	503	pxa_map_io();
da591937	504	iotable_init(cmx2xx_io_desc, ARRAY_SIZE(cmx2xx_io_desc));
3696a8a4	505
da591937	506	it8152_base_address = CMX2XX_IT8152_VIRT;
3696a8a4	507	}
2f01a973	508	#else
da591937	509	static void __init cmx2xx_map_io(void)
3696a8a4 MR	510	{
3696a8a4 MR	511	pxa_map_io();
3696a8a4	512	}
2f01a973	513	#endif
3696a8a4	514
da591937	515	MACHINE_START(ARMCORE, "Compulab CM-X2XX")
3696a8a4	516	.boot_params = 0xa0000100,
da591937	517	.map_io = cmx2xx_map_io,
6ac6b817	518	.nr_irqs = CMX2XX_NR_IRQS,
da591937	519	.init_irq = cmx2xx_init_irq,
3696a8a4	520	.timer = &pxa_timer,
da591937	521	.init_machine = cmx2xx_init,
3696a8a4	522	MACHINE_END