[linux-block.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/mfp-pxa27x.h>
#include <mach/pxa-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);

/* 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,
};

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_ts",
	.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,
	.lccr0		= 0,
	.lccr3		= (LCCR3_PixClkDiv(0x03) |
			   LCCR3_Acb(0xff) |
			   LCCR3_PCP),
	.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,
	.lccr0		= (LCCR0_PAS),
	.lccr3		= (LCCR3_PixClkDiv(0x01) |
			   LCCR3_Acb(0xff) |
			   LCCR3_PCP),
	.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,
	.lccr0		= (LCCR0_PAS),
	.lccr3		= (LCCR3_PixClkDiv(0x01) |
			   LCCR3_Acb(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,
	.lccr0		= (LCCR0_PAS),
	.lccr3		= (LCCR3_PixClkDiv(0x02) |
			   LCCR3_Acb(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,
	.lccr0		= (LCCR0_PAS),
	.lccr3		= (LCCR3_PixClkDiv(0x06) |
			   LCCR3_Acb(0xff) |
			   LCCR3_PCP),
	.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,
	.lccr0		= 0,
	.lccr3		= (LCCR3_PixClkDiv(0x02) |
			   LCCR3_Acb(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)
{
	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,
	.phys_io	= 0x40000000,
	.io_pg_offst	= (io_p2v(0x40000000) >> 18) & 0xfffc,
	.map_io		= cmx2xx_map_io,
	.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 RK	24	#include <mach/pxa2xx-regs.h>
	25	#include <mach/mfp-pxa27x.h>
	26	#include <mach/pxa-regs.h>
	27	#include <mach/audio.h>
	28	#include <mach/pxafb.h>
3696a8a4 MR	29
	30	#include <asm/hardware/it8152.h>
	31
	32	#include "generic.h"
7d76e3f1	33	#include "cm-x2xx-pci.h"
3696a8a4	34
a7f3f030	35	extern void cmx255_init(void);
4adc5fb6 MR	36	extern void cmx270_init(void);
4adc5fb6 MR	37
2f01a973	38	/* virtual addresses for statically mapped regions */
da591937 MR	39	#define CMX2XX_VIRT_BASE (0xe8000000)
da591937 MR	40	#define CMX2XX_IT8152_VIRT (CMX2XX_VIRT_BASE)
2f01a973	41
4adc5fb6	42	/* physical address if local-bus attached devices */
a7f3f030	43	#define CMX255_DM9000_PHYS_BASE (PXA_CS1_PHYS + (8 << 22))
da591937 MR	44	#define CMX270_DM9000_PHYS_BASE (PXA_CS1_PHYS + (6 << 22))
	45
	46	/* leds */
a7f3f030 MR	47	#define CMX255_GPIO_RED (27)
a7f3f030 MR	48	#define CMX255_GPIO_GREEN (32)
da591937 MR	49	#define CMX270_GPIO_RED (93)
da591937 MR	50	#define CMX270_GPIO_GREEN (94)
3696a8a4	51
2f01a973	52	/* GPIO IRQ usage */
a7f3f030	53	#define GPIO22_ETHIRQ (22)
2f01a973	54	#define GPIO10_ETHIRQ (10)
a7f3f030	55	#define CMX255_GPIO_IT8152_IRQ (0)
da591937	56	#define CMX270_GPIO_IT8152_IRQ (22)
2f01a973	57
a7f3f030	58	#define CMX255_ETHIRQ IRQ_GPIO(GPIO22_ETHIRQ)
2f01a973	59	#define CMX270_ETHIRQ IRQ_GPIO(GPIO10_ETHIRQ)
2f01a973 MR	60
2f01a973 MR	61	#if defined(CONFIG_DM9000) \|\| defined(CONFIG_DM9000_MODULE)
a7f3f030 MR	62	static struct resource cmx255_dm9000_resource[] = {
	63	[0] = {
	64	.start = CMX255_DM9000_PHYS_BASE,
	65	.end = CMX255_DM9000_PHYS_BASE + 3,
	66	.flags = IORESOURCE_MEM,
	67	},
	68	[1] = {
	69	.start = CMX255_DM9000_PHYS_BASE + 4,
	70	.end = CMX255_DM9000_PHYS_BASE + 4 + 500,
	71	.flags = IORESOURCE_MEM,
	72	},
	73	[2] = {
	74	.start = CMX255_ETHIRQ,
	75	.end = CMX255_ETHIRQ,
	76	.flags = IORESOURCE_IRQ \| IORESOURCE_IRQ_HIGHEDGE,
	77	}
	78	};
	79
2f01a973	80	static struct resource cmx270_dm9000_resource[] = {
3696a8a4	81	[0] = {
da591937 MR	82	.start = CMX270_DM9000_PHYS_BASE,
da591937 MR	83	.end = CMX270_DM9000_PHYS_BASE + 3,
3696a8a4 MR	84	.flags = IORESOURCE_MEM,
	85	},
	86	[1] = {
da591937 MR	87	.start = CMX270_DM9000_PHYS_BASE + 8,
da591937 MR	88	.end = CMX270_DM9000_PHYS_BASE + 8 + 500,
3696a8a4 MR	89	.flags = IORESOURCE_MEM,
	90	},
	91	[2] = {
	92	.start = CMX270_ETHIRQ,
	93	.end = CMX270_ETHIRQ,
2f01a973	94	.flags = IORESOURCE_IRQ \| IORESOURCE_IRQ_HIGHEDGE,
3696a8a4 MR	95	}
	96	};
	97
2f01a973	98	static struct dm9000_plat_data cmx270_dm9000_platdata = {
3696a8a4 MR	99	.flags = DM9000_PLATF_32BITONLY,
	100	};
	101
da591937	102	static struct platform_device cmx2xx_dm9000_device = {
3696a8a4 MR	103	.name = "dm9000",
3696a8a4 MR	104	.id = 0,
2f01a973	105	.num_resources = ARRAY_SIZE(cmx270_dm9000_resource),
3696a8a4	106	.dev = {
2f01a973	107	.platform_data = &cmx270_dm9000_platdata,
3696a8a4 MR	108	}
	109	};
	110
da591937	111	static void __init cmx2xx_init_dm9000(void)
2f01a973	112	{
a7f3f030 MR	113	if (cpu_is_pxa25x())
	114	cmx2xx_dm9000_device.resource = cmx255_dm9000_resource;
	115	else
	116	cmx2xx_dm9000_device.resource = cmx270_dm9000_resource;
da591937	117	platform_device_register(&cmx2xx_dm9000_device);
2f01a973 MR	118	}
2f01a973 MR	119	#else
da591937	120	static inline void cmx2xx_init_dm9000(void) {}
2f01a973 MR	121	#endif
	122
	123	/* UCB1400 touchscreen controller */
	124	#if defined(CONFIG_TOUCHSCREEN_UCB1400) \|\| defined(CONFIG_TOUCHSCREEN_UCB1400_MODULE)
da591937	125	static struct platform_device cmx2xx_ts_device = {
3696a8a4 MR	126	.name = "ucb1400_ts",
	127	.id = -1,
	128	};
	129
da591937	130	static void __init cmx2xx_init_touchscreen(void)
2f01a973	131	{
da591937	132	platform_device_register(&cmx2xx_ts_device);
2f01a973 MR	133	}
2f01a973 MR	134	#else
da591937	135	static inline void cmx2xx_init_touchscreen(void) {}
2f01a973 MR	136	#endif
2f01a973 MR	137
2f01a973 MR	138	/* CM-X270 LEDs */
2f01a973 MR	139	#if defined(CONFIG_LEDS_GPIO) \|\| defined(CONFIG_LEDS_GPIO_MODULE)
da591937	140	static struct gpio_led cmx2xx_leds[] = {
2f01a973	141	[0] = {
da591937	142	.name = "cm-x2xx:red",
2f01a973	143	.default_trigger = "nand-disk",
2f01a973 MR	144	.active_low = 1,
	145	},
	146	[1] = {
da591937	147	.name = "cm-x2xx:green",
2f01a973	148	.default_trigger = "heartbeat",
2f01a973 MR	149	.active_low = 1,
	150	},
	151	};
	152
da591937 MR	153	static struct gpio_led_platform_data cmx2xx_gpio_led_pdata = {
	154	.num_leds = ARRAY_SIZE(cmx2xx_leds),
	155	.leds = cmx2xx_leds,
2f01a973 MR	156	};
2f01a973 MR	157
da591937	158	static struct platform_device cmx2xx_led_device = {
2f01a973	159	.name = "leds-gpio",
3696a8a4	160	.id = -1,
2f01a973	161	.dev = {
da591937	162	.platform_data = &cmx2xx_gpio_led_pdata,
2f01a973	163	},
3696a8a4 MR	164	};
3696a8a4 MR	165
da591937	166	static void __init cmx2xx_init_leds(void)
2f01a973	167	{
a7f3f030 MR	168	if (cpu_is_pxa25x()) {
	169	cmx2xx_leds[0].gpio = CMX255_GPIO_RED;
	170	cmx2xx_leds[1].gpio = CMX255_GPIO_GREEN;
	171	} else {
	172	cmx2xx_leds[0].gpio = CMX270_GPIO_RED;
	173	cmx2xx_leds[1].gpio = CMX270_GPIO_GREEN;
	174	}
da591937	175	platform_device_register(&cmx2xx_led_device);
2f01a973 MR	176	}
2f01a973 MR	177	#else
da591937	178	static inline void cmx2xx_init_leds(void) {}
2f01a973 MR	179	#endif
2f01a973 MR	180
2f01a973	181	#if defined(CONFIG_FB_PXA) \|\| defined(CONFIG_FB_PXA_MODULE)
3696a8a4 MR	182	/*
	183	Display definitions
	184	keep these for backwards compatibility, although symbolic names (as
	185	e.g. in lpd270.c) looks better
	186	*/
	187	#define MTYPE_STN320x240 0
	188	#define MTYPE_TFT640x480 1
	189	#define MTYPE_CRT640x480 2
	190	#define MTYPE_CRT800x600 3
	191	#define MTYPE_TFT320x240 6
	192	#define MTYPE_STN640x480 7
	193
	194	static struct pxafb_mode_info generic_stn_320x240_mode = {
	195	.pixclock = 76923,
	196	.bpp = 8,
	197	.xres = 320,
	198	.yres = 240,
	199	.hsync_len = 3,
	200	.vsync_len = 2,
	201	.left_margin = 3,
	202	.upper_margin = 0,
	203	.right_margin = 3,
	204	.lower_margin = 0,
	205	.sync = (FB_SYNC_HOR_HIGH_ACT \|
	206	FB_SYNC_VERT_HIGH_ACT),
	207	.cmap_greyscale = 0,
	208	};
	209
	210	static struct pxafb_mach_info generic_stn_320x240 = {
	211	.modes = &generic_stn_320x240_mode,
	212	.num_modes = 1,
	213	.lccr0 = 0,
	214	.lccr3 = (LCCR3_PixClkDiv(0x03) \|
	215	LCCR3_Acb(0xff) \|
	216	LCCR3_PCP),
	217	.cmap_inverse = 0,
	218	.cmap_static = 0,
	219	};
	220
	221	static struct pxafb_mode_info generic_tft_640x480_mode = {
	222	.pixclock = 38461,
	223	.bpp = 8,
	224	.xres = 640,
	225	.yres = 480,
	226	.hsync_len = 60,
	227	.vsync_len = 2,
	228	.left_margin = 70,
	229	.upper_margin = 10,
	230	.right_margin = 70,
	231	.lower_margin = 5,
	232	.sync = 0,
	233	.cmap_greyscale = 0,
	234	};
	235
	236	static struct pxafb_mach_info generic_tft_640x480 = {
	237	.modes = &generic_tft_640x480_mode,
	238	.num_modes = 1,
	239	.lccr0 = (LCCR0_PAS),
	240	.lccr3 = (LCCR3_PixClkDiv(0x01) \|
	241	LCCR3_Acb(0xff) \|
	242	LCCR3_PCP),
	243	.cmap_inverse = 0,
	244	.cmap_static = 0,
	245	};
246
247	static struct pxafb_mode_info generic_crt_640x480_mode = {
248	.pixclock = 38461,
249	.bpp = 8,
250	.xres = 640,
251	.yres = 480,
252	.hsync_len = 63,
253	.vsync_len = 2,
254	.left_margin = 81,
255	.upper_margin = 33,
256	.right_margin = 16,
257	.lower_margin = 10,
258	.sync = (FB_SYNC_HOR_HIGH_ACT \|
259	FB_SYNC_VERT_HIGH_ACT),
260	.cmap_greyscale = 0,
261	};
262
263	static struct pxafb_mach_info generic_crt_640x480 = {
264	.modes = &generic_crt_640x480_mode,
265	.num_modes = 1,
266	.lccr0 = (LCCR0_PAS),
267	.lccr3 = (LCCR3_PixClkDiv(0x01) \|
268	LCCR3_Acb(0xff)),
269	.cmap_inverse = 0,
270	.cmap_static = 0,
271	};
272
273	static struct pxafb_mode_info generic_crt_800x600_mode = {
274	.pixclock = 28846,
275	.bpp = 8,
276	.xres = 800,
277	.yres = 600,
278	.hsync_len = 63,
279	.vsync_len = 2,
280	.left_margin = 26,
281	.upper_margin = 21,
282	.right_margin = 26,
283	.lower_margin = 11,
284	.sync = (FB_SYNC_HOR_HIGH_ACT \|
285	FB_SYNC_VERT_HIGH_ACT),
286	.cmap_greyscale = 0,
287	};
288
289	static struct pxafb_mach_info generic_crt_800x600 = {
290	.modes = &generic_crt_800x600_mode,
291	.num_modes = 1,
292	.lccr0 = (LCCR0_PAS),
293	.lccr3 = (LCCR3_PixClkDiv(0x02) \|
294	LCCR3_Acb(0xff)),
295	.cmap_inverse = 0,
296	.cmap_static = 0,
297	};
298
299	static struct pxafb_mode_info generic_tft_320x240_mode = {
300	.pixclock = 134615,
301	.bpp = 16,
302	.xres = 320,
303	.yres = 240,
304	.hsync_len = 63,
305	.vsync_len = 7,
306	.left_margin = 75,
307	.upper_margin = 0,
308	.right_margin = 15,
309	.lower_margin = 15,
310	.sync = 0,
311	.cmap_greyscale = 0,
312	};
313
314	static struct pxafb_mach_info generic_tft_320x240 = {
315	.modes = &generic_tft_320x240_mode,
316	.num_modes = 1,
317	.lccr0 = (LCCR0_PAS),
318	.lccr3 = (LCCR3_PixClkDiv(0x06) \|
319	LCCR3_Acb(0xff) \|
320	LCCR3_PCP),
321	.cmap_inverse = 0,
322	.cmap_static = 0,
323	};
324
325	static struct pxafb_mode_info generic_stn_640x480_mode = {
326	.pixclock = 57692,
327	.bpp = 8,
328	.xres = 640,
329	.yres = 480,
330	.hsync_len = 4,
331	.vsync_len = 2,
332	.left_margin = 10,
333	.upper_margin = 5,
334	.right_margin = 10,
335	.lower_margin = 5,
336	.sync = (FB_SYNC_HOR_HIGH_ACT \|
337	FB_SYNC_VERT_HIGH_ACT),
338	.cmap_greyscale = 0,
339	};
340
341	static struct pxafb_mach_info generic_stn_640x480 = {
342	.modes = &generic_stn_640x480_mode,
343	.num_modes = 1,
344	.lccr0 = 0,
345	.lccr3 = (LCCR3_PixClkDiv(0x02) \|
346	LCCR3_Acb(0xff)),
347	.cmap_inverse = 0,
348	.cmap_static = 0,
349	};
350
da591937	351	static struct pxafb_mach_info *cmx2xx_display = &generic_crt_640x480;
3696a8a4	352
da591937	353	static int __init cmx2xx_set_display(char *str)
3696a8a4 MR	354	{
	355	int disp_type = simple_strtol(str, NULL, 0);
	356	switch (disp_type) {
	357	case MTYPE_STN320x240:
da591937	358	cmx2xx_display = &generic_stn_320x240;
3696a8a4 MR	359	break;
3696a8a4 MR	360	case MTYPE_TFT640x480:
da591937	361	cmx2xx_display = &generic_tft_640x480;
3696a8a4 MR	362	break;
3696a8a4 MR	363	case MTYPE_CRT640x480:
da591937	364	cmx2xx_display = &generic_crt_640x480;
3696a8a4 MR	365	break;
3696a8a4 MR	366	case MTYPE_CRT800x600:
da591937	367	cmx2xx_display = &generic_crt_800x600;
3696a8a4 MR	368	break;
3696a8a4 MR	369	case MTYPE_TFT320x240:
da591937	370	cmx2xx_display = &generic_tft_320x240;
3696a8a4 MR	371	break;
3696a8a4 MR	372	case MTYPE_STN640x480:
da591937	373	cmx2xx_display = &generic_stn_640x480;
3696a8a4 MR	374	break;
3696a8a4 MR	375	default: /* fallback to CRT 640x480 */
da591937	376	cmx2xx_display = &generic_crt_640x480;
3696a8a4 MR	377	break;
	378	}
	379	return 1;
	380	}
	381
	382	/*
	383	This should be done really early to get proper configuration for
	384	frame buffer.
da591937	385	Indeed, pxafb parameters can be used istead, but CM-X2XX bootloader
3696a8a4 MR	386	has limitied line length for kernel command line, and also it will
	387	break compatibitlty with proprietary releases already in field.
	388	*/
da591937	389	__setup("monitor=", cmx2xx_set_display);
3696a8a4	390
da591937	391	static void __init cmx2xx_init_display(void)
2f01a973	392	{
da591937	393	set_pxa_fb_info(cmx2xx_display);
2f01a973 MR	394	}
2f01a973 MR	395	#else
da591937	396	static inline void cmx2xx_init_display(void) {}
2f01a973 MR	397	#endif
2f01a973 MR	398
3696a8a4 MR	399	#ifdef CONFIG_PM
	400	static unsigned long sleep_save_msc[10];
	401
da591937	402	static int cmx2xx_suspend(struct sys_device *dev, pm_message_t state)
3696a8a4	403	{
da591937	404	cmx2xx_pci_suspend();
3696a8a4 MR	405
	406	/* save MSC registers */
	407	sleep_save_msc[0] = MSC0;
	408	sleep_save_msc[1] = MSC1;
	409	sleep_save_msc[2] = MSC2;
	410
	411	/* setup power saving mode registers */
	412	PCFR = 0x0;
	413	PSLR = 0xff400000;
	414	PMCR = 0x00000005;
	415	PWER = 0x80000000;
	416	PFER = 0x00000000;
	417	PRER = 0x00000000;
	418	PGSR0 = 0xC0018800;
	419	PGSR1 = 0x004F0002;
	420	PGSR2 = 0x6021C000;
	421	PGSR3 = 0x00020000;
	422
	423	return 0;
	424	}
	425
da591937	426	static int cmx2xx_resume(struct sys_device *dev)
3696a8a4	427	{
da591937	428	cmx2xx_pci_resume();
3696a8a4 MR	429
	430	/* restore MSC registers */
	431	MSC0 = sleep_save_msc[0];
	432	MSC1 = sleep_save_msc[1];
	433	MSC2 = sleep_save_msc[2];
	434
	435	return 0;
	436	}
	437
da591937	438	static struct sysdev_class cmx2xx_pm_sysclass = {
af5ca3f4	439	.name = "pm",
da591937 MR	440	.resume = cmx2xx_resume,
da591937 MR	441	.suspend = cmx2xx_suspend,
3696a8a4 MR	442	};
3696a8a4 MR	443
da591937 MR	444	static struct sys_device cmx2xx_pm_device = {
da591937 MR	445	.cls = &cmx2xx_pm_sysclass,
3696a8a4 MR	446	};
3696a8a4 MR	447
da591937	448	static int __init cmx2xx_pm_init(void)
3696a8a4 MR	449	{
3696a8a4 MR	450	int error;
da591937	451	error = sysdev_class_register(&cmx2xx_pm_sysclass);
3696a8a4	452	if (error == 0)
da591937	453	error = sysdev_register(&cmx2xx_pm_device);
3696a8a4 MR	454	return error;
	455	}
	456	#else
da591937	457	static int __init cmx2xx_pm_init(void) { return 0; }
3696a8a4 MR	458	#endif
3696a8a4 MR	459
2f01a973	460	#if defined(CONFIG_SND_PXA2XX_AC97) \|\| defined(CONFIG_SND_PXA2XX_AC97_MODULE)
da591937	461	static void __init cmx2xx_init_ac97(void)
3696a8a4	462	{
9f19d638	463	pxa_set_ac97_info(NULL);
2f01a973 MR	464	}
2f01a973 MR	465	#else
da591937	466	static inline void cmx2xx_init_ac97(void) {}
2f01a973	467	#endif
3696a8a4	468
da591937 MR	469	static void __init cmx2xx_init(void)
	470	{
	471	cmx2xx_pm_init();
	472
a7f3f030 MR	473	if (cpu_is_pxa25x())
	474	cmx255_init();
	475	else
	476	cmx270_init();
da591937 MR	477
	478	cmx2xx_init_dm9000();
	479	cmx2xx_init_display();
	480	cmx2xx_init_ac97();
	481	cmx2xx_init_touchscreen();
	482	cmx2xx_init_leds();
	483	}
	484
	485	static void __init cmx2xx_init_irq(void)
3696a8a4 MR	486	{
	487	pxa27x_init_irq();
	488
a7f3f030 MR	489	if (cpu_is_pxa25x()) {
	490	pxa25x_init_irq();
	491	cmx2xx_pci_init_irq(CMX255_GPIO_IT8152_IRQ);
	492	} else {
	493	pxa27x_init_irq();
	494	cmx2xx_pci_init_irq(CMX270_GPIO_IT8152_IRQ);
	495	}
2f01a973	496	}
3696a8a4	497
2f01a973 MR	498	#ifdef CONFIG_PCI
2f01a973 MR	499	/* Map PCI companion statically */
da591937	500	static struct map_desc cmx2xx_io_desc[] __initdata = {
2f01a973	501	[0] = { /* PCI bridge */
da591937	502	.virtual = CMX2XX_IT8152_VIRT,
2f01a973 MR	503	.pfn = __phys_to_pfn(PXA_CS4_PHYS),
	504	.length = SZ_64M,
	505	.type = MT_DEVICE
	506	},
	507	};
3696a8a4	508
da591937	509	static void __init cmx2xx_map_io(void)
2f01a973 MR	510	{
2f01a973 MR	511	pxa_map_io();
da591937	512	iotable_init(cmx2xx_io_desc, ARRAY_SIZE(cmx2xx_io_desc));
3696a8a4	513
da591937	514	it8152_base_address = CMX2XX_IT8152_VIRT;
3696a8a4	515	}
2f01a973	516	#else
da591937	517	static void __init cmx2xx_map_io(void)
3696a8a4 MR	518	{
3696a8a4 MR	519	pxa_map_io();
3696a8a4	520	}
2f01a973	521	#endif
3696a8a4	522
da591937	523	MACHINE_START(ARMCORE, "Compulab CM-X2XX")
3696a8a4 MR	524	.boot_params = 0xa0000100,
	525	.phys_io = 0x40000000,
	526	.io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc,
da591937 MR	527	.map_io = cmx2xx_map_io,
da591937 MR	528	.init_irq = cmx2xx_init_irq,
3696a8a4	529	.timer = &pxa_timer,
da591937	530	.init_machine = cmx2xx_init,
3696a8a4	531	MACHINE_END