[deliverable/linux.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 <mach/smemc.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)
{
	pxa_set_fb_info(NULL, 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] = __raw_readl(MSC0);
	sleep_save_msc[1] = __raw_readl(MSC1);
	sleep_save_msc[2] = __raw_readl(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 */
	__raw_writel(sleep_save_msc[0], MSC0);
	__raw_writel(sleep_save_msc[1], MSC1);
	__raw_writel(sleep_save_msc[2], MSC2);

	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)
{
	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)
{
	if (cpu_is_pxa25x())
		pxa25x_map_io();

	if (cpu_is_pxa27x())
		pxa27x_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)
{
	if (cpu_is_pxa25x())
		pxa25x_map_io();

	if (cpu_is_pxa27x())
		pxa27x_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>
ad68bb9f	27	#include <mach/smemc.h>
3696a8a4 MR	28
	29	#include <asm/hardware/it8152.h>
	30
	31	#include "generic.h"
7d76e3f1	32	#include "cm-x2xx-pci.h"
3696a8a4	33
a7f3f030	34	extern void cmx255_init(void);
4adc5fb6 MR	35	extern void cmx270_init(void);
4adc5fb6 MR	36
6ac6b817 HZ	37	/* reserve IRQs for IT8152 */
	38	#define CMX2XX_NR_IRQS (IRQ_BOARD_START + 40)
	39
2f01a973	40	/* virtual addresses for statically mapped regions */
da591937 MR	41	#define CMX2XX_VIRT_BASE (0xe8000000)
da591937 MR	42	#define CMX2XX_IT8152_VIRT (CMX2XX_VIRT_BASE)
2f01a973	43
4adc5fb6	44	/* physical address if local-bus attached devices */
a7f3f030	45	#define CMX255_DM9000_PHYS_BASE (PXA_CS1_PHYS + (8 << 22))
da591937 MR	46	#define CMX270_DM9000_PHYS_BASE (PXA_CS1_PHYS + (6 << 22))
	47
	48	/* leds */
a7f3f030 MR	49	#define CMX255_GPIO_RED (27)
a7f3f030 MR	50	#define CMX255_GPIO_GREEN (32)
da591937 MR	51	#define CMX270_GPIO_RED (93)
da591937 MR	52	#define CMX270_GPIO_GREEN (94)
3696a8a4	53
2f01a973	54	/* GPIO IRQ usage */
a7f3f030	55	#define GPIO22_ETHIRQ (22)
2f01a973	56	#define GPIO10_ETHIRQ (10)
a7f3f030	57	#define CMX255_GPIO_IT8152_IRQ (0)
da591937	58	#define CMX270_GPIO_IT8152_IRQ (22)
2f01a973	59
a7f3f030	60	#define CMX255_ETHIRQ IRQ_GPIO(GPIO22_ETHIRQ)
2f01a973	61	#define CMX270_ETHIRQ IRQ_GPIO(GPIO10_ETHIRQ)
2f01a973 MR	62
2f01a973 MR	63	#if defined(CONFIG_DM9000) \|\| defined(CONFIG_DM9000_MODULE)
a7f3f030 MR	64	static struct resource cmx255_dm9000_resource[] = {
	65	[0] = {
	66	.start = CMX255_DM9000_PHYS_BASE,
	67	.end = CMX255_DM9000_PHYS_BASE + 3,
	68	.flags = IORESOURCE_MEM,
	69	},
	70	[1] = {
	71	.start = CMX255_DM9000_PHYS_BASE + 4,
	72	.end = CMX255_DM9000_PHYS_BASE + 4 + 500,
	73	.flags = IORESOURCE_MEM,
	74	},
	75	[2] = {
	76	.start = CMX255_ETHIRQ,
	77	.end = CMX255_ETHIRQ,
	78	.flags = IORESOURCE_IRQ \| IORESOURCE_IRQ_HIGHEDGE,
	79	}
	80	};
	81
2f01a973	82	static struct resource cmx270_dm9000_resource[] = {
3696a8a4	83	[0] = {
da591937 MR	84	.start = CMX270_DM9000_PHYS_BASE,
da591937 MR	85	.end = CMX270_DM9000_PHYS_BASE + 3,
3696a8a4 MR	86	.flags = IORESOURCE_MEM,
	87	},
	88	[1] = {
da591937 MR	89	.start = CMX270_DM9000_PHYS_BASE + 8,
da591937 MR	90	.end = CMX270_DM9000_PHYS_BASE + 8 + 500,
3696a8a4 MR	91	.flags = IORESOURCE_MEM,
	92	},
	93	[2] = {
	94	.start = CMX270_ETHIRQ,
	95	.end = CMX270_ETHIRQ,
2f01a973	96	.flags = IORESOURCE_IRQ \| IORESOURCE_IRQ_HIGHEDGE,
3696a8a4 MR	97	}
	98	};
	99
2f01a973	100	static struct dm9000_plat_data cmx270_dm9000_platdata = {
bff22c9b	101	.flags = DM9000_PLATF_32BITONLY \| DM9000_PLATF_NO_EEPROM,
3696a8a4 MR	102	};
3696a8a4 MR	103
da591937	104	static struct platform_device cmx2xx_dm9000_device = {
3696a8a4 MR	105	.name = "dm9000",
3696a8a4 MR	106	.id = 0,
2f01a973	107	.num_resources = ARRAY_SIZE(cmx270_dm9000_resource),
3696a8a4	108	.dev = {
2f01a973	109	.platform_data = &cmx270_dm9000_platdata,
3696a8a4 MR	110	}
	111	};
	112
da591937	113	static void __init cmx2xx_init_dm9000(void)
2f01a973	114	{
a7f3f030 MR	115	if (cpu_is_pxa25x())
	116	cmx2xx_dm9000_device.resource = cmx255_dm9000_resource;
	117	else
	118	cmx2xx_dm9000_device.resource = cmx270_dm9000_resource;
da591937	119	platform_device_register(&cmx2xx_dm9000_device);
2f01a973 MR	120	}
2f01a973 MR	121	#else
da591937	122	static inline void cmx2xx_init_dm9000(void) {}
2f01a973 MR	123	#endif
	124
	125	/* UCB1400 touchscreen controller */
	126	#if defined(CONFIG_TOUCHSCREEN_UCB1400) \|\| defined(CONFIG_TOUCHSCREEN_UCB1400_MODULE)
da591937	127	static struct platform_device cmx2xx_ts_device = {
50f6bb0a	128	.name = "ucb1400_core",
3696a8a4 MR	129	.id = -1,
	130	};
	131
da591937	132	static void __init cmx2xx_init_touchscreen(void)
2f01a973	133	{
da591937	134	platform_device_register(&cmx2xx_ts_device);
2f01a973 MR	135	}
2f01a973 MR	136	#else
da591937	137	static inline void cmx2xx_init_touchscreen(void) {}
2f01a973 MR	138	#endif
2f01a973 MR	139
2f01a973 MR	140	/* CM-X270 LEDs */
2f01a973 MR	141	#if defined(CONFIG_LEDS_GPIO) \|\| defined(CONFIG_LEDS_GPIO_MODULE)
da591937	142	static struct gpio_led cmx2xx_leds[] = {
2f01a973	143	[0] = {
da591937	144	.name = "cm-x2xx:red",
2f01a973	145	.default_trigger = "nand-disk",
2f01a973 MR	146	.active_low = 1,
	147	},
	148	[1] = {
da591937	149	.name = "cm-x2xx:green",
2f01a973	150	.default_trigger = "heartbeat",
2f01a973 MR	151	.active_low = 1,
	152	},
	153	};
	154
da591937 MR	155	static struct gpio_led_platform_data cmx2xx_gpio_led_pdata = {
	156	.num_leds = ARRAY_SIZE(cmx2xx_leds),
	157	.leds = cmx2xx_leds,
2f01a973 MR	158	};
2f01a973 MR	159
da591937	160	static struct platform_device cmx2xx_led_device = {
2f01a973	161	.name = "leds-gpio",
3696a8a4	162	.id = -1,
2f01a973	163	.dev = {
da591937	164	.platform_data = &cmx2xx_gpio_led_pdata,
2f01a973	165	},
3696a8a4 MR	166	};
3696a8a4 MR	167
da591937	168	static void __init cmx2xx_init_leds(void)
2f01a973	169	{
a7f3f030 MR	170	if (cpu_is_pxa25x()) {
	171	cmx2xx_leds[0].gpio = CMX255_GPIO_RED;
	172	cmx2xx_leds[1].gpio = CMX255_GPIO_GREEN;
	173	} else {
	174	cmx2xx_leds[0].gpio = CMX270_GPIO_RED;
	175	cmx2xx_leds[1].gpio = CMX270_GPIO_GREEN;
	176	}
da591937	177	platform_device_register(&cmx2xx_led_device);
2f01a973 MR	178	}
2f01a973 MR	179	#else
da591937	180	static inline void cmx2xx_init_leds(void) {}
2f01a973 MR	181	#endif
2f01a973 MR	182
2f01a973	183	#if defined(CONFIG_FB_PXA) \|\| defined(CONFIG_FB_PXA_MODULE)
3696a8a4 MR	184	/*
	185	Display definitions
	186	keep these for backwards compatibility, although symbolic names (as
	187	e.g. in lpd270.c) looks better
	188	*/
	189	#define MTYPE_STN320x240 0
	190	#define MTYPE_TFT640x480 1
	191	#define MTYPE_CRT640x480 2
	192	#define MTYPE_CRT800x600 3
	193	#define MTYPE_TFT320x240 6
	194	#define MTYPE_STN640x480 7
	195
	196	static struct pxafb_mode_info generic_stn_320x240_mode = {
	197	.pixclock = 76923,
	198	.bpp = 8,
	199	.xres = 320,
	200	.yres = 240,
	201	.hsync_len = 3,
	202	.vsync_len = 2,
	203	.left_margin = 3,
	204	.upper_margin = 0,
	205	.right_margin = 3,
	206	.lower_margin = 0,
	207	.sync = (FB_SYNC_HOR_HIGH_ACT \|
	208	FB_SYNC_VERT_HIGH_ACT),
	209	.cmap_greyscale = 0,
	210	};
	211
	212	static struct pxafb_mach_info generic_stn_320x240 = {
	213	.modes = &generic_stn_320x240_mode,
	214	.num_modes = 1,
9587319b EM	215	.lcd_conn = LCD_COLOR_STN_8BPP \| LCD_PCLK_EDGE_FALL \|\
9587319b EM	216	LCD_AC_BIAS_FREQ(0xff),
3696a8a4 MR	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,
9587319b EM	239	.lcd_conn = LCD_COLOR_TFT_8BPP \| LCD_PCLK_EDGE_FALL \|\
9587319b EM	240	LCD_AC_BIAS_FREQ(0xff),
3696a8a4 MR	241	.cmap_inverse = 0,
	242	.cmap_static = 0,
	243	};
	244
	245	static struct pxafb_mode_info generic_crt_640x480_mode = {
	246	.pixclock = 38461,
	247	.bpp = 8,
	248	.xres = 640,
	249	.yres = 480,
	250	.hsync_len = 63,
	251	.vsync_len = 2,
	252	.left_margin = 81,
	253	.upper_margin = 33,
	254	.right_margin = 16,
	255	.lower_margin = 10,
	256	.sync = (FB_SYNC_HOR_HIGH_ACT \|
	257	FB_SYNC_VERT_HIGH_ACT),
	258	.cmap_greyscale = 0,
	259	};
	260
	261	static struct pxafb_mach_info generic_crt_640x480 = {
	262	.modes = &generic_crt_640x480_mode,
	263	.num_modes = 1,
9587319b	264	.lcd_conn = LCD_COLOR_TFT_8BPP \| LCD_AC_BIAS_FREQ(0xff),
3696a8a4 MR	265	.cmap_inverse = 0,
	266	.cmap_static = 0,
	267	};
	268
	269	static struct pxafb_mode_info generic_crt_800x600_mode = {
	270	.pixclock = 28846,
	271	.bpp = 8,
	272	.xres = 800,
	273	.yres = 600,
	274	.hsync_len = 63,
	275	.vsync_len = 2,
	276	.left_margin = 26,
	277	.upper_margin = 21,
	278	.right_margin = 26,
	279	.lower_margin = 11,
	280	.sync = (FB_SYNC_HOR_HIGH_ACT \|
	281	FB_SYNC_VERT_HIGH_ACT),
	282	.cmap_greyscale = 0,
	283	};
	284
	285	static struct pxafb_mach_info generic_crt_800x600 = {
	286	.modes = &generic_crt_800x600_mode,
	287	.num_modes = 1,
9587319b	288	.lcd_conn = LCD_COLOR_TFT_8BPP \| LCD_AC_BIAS_FREQ(0xff),
3696a8a4 MR	289	.cmap_inverse = 0,
	290	.cmap_static = 0,
	291	};
	292
	293	static struct pxafb_mode_info generic_tft_320x240_mode = {
	294	.pixclock = 134615,
	295	.bpp = 16,
	296	.xres = 320,
	297	.yres = 240,
	298	.hsync_len = 63,
	299	.vsync_len = 7,
	300	.left_margin = 75,
	301	.upper_margin = 0,
	302	.right_margin = 15,
	303	.lower_margin = 15,
	304	.sync = 0,
	305	.cmap_greyscale = 0,
	306	};
	307
	308	static struct pxafb_mach_info generic_tft_320x240 = {
	309	.modes = &generic_tft_320x240_mode,
	310	.num_modes = 1,
9587319b	311	.lcd_conn = LCD_COLOR_TFT_16BPP \| LCD_AC_BIAS_FREQ(0xff),
3696a8a4 MR	312	.cmap_inverse = 0,
	313	.cmap_static = 0,
	314	};
	315
	316	static struct pxafb_mode_info generic_stn_640x480_mode = {
	317	.pixclock = 57692,
	318	.bpp = 8,
	319	.xres = 640,
	320	.yres = 480,
	321	.hsync_len = 4,
	322	.vsync_len = 2,
	323	.left_margin = 10,
	324	.upper_margin = 5,
	325	.right_margin = 10,
	326	.lower_margin = 5,
	327	.sync = (FB_SYNC_HOR_HIGH_ACT \|
	328	FB_SYNC_VERT_HIGH_ACT),
	329	.cmap_greyscale = 0,
	330	};
	331
	332	static struct pxafb_mach_info generic_stn_640x480 = {
	333	.modes = &generic_stn_640x480_mode,
	334	.num_modes = 1,
9587319b	335	.lcd_conn = LCD_COLOR_STN_8BPP \| LCD_AC_BIAS_FREQ(0xff),
3696a8a4 MR	336	.cmap_inverse = 0,
	337	.cmap_static = 0,
	338	};
	339
da591937	340	static struct pxafb_mach_info *cmx2xx_display = &generic_crt_640x480;
3696a8a4	341
da591937	342	static int __init cmx2xx_set_display(char *str)
3696a8a4 MR	343	{
	344	int disp_type = simple_strtol(str, NULL, 0);
	345	switch (disp_type) {
	346	case MTYPE_STN320x240:
da591937	347	cmx2xx_display = &generic_stn_320x240;
3696a8a4 MR	348	break;
3696a8a4 MR	349	case MTYPE_TFT640x480:
da591937	350	cmx2xx_display = &generic_tft_640x480;
3696a8a4 MR	351	break;
3696a8a4 MR	352	case MTYPE_CRT640x480:
da591937	353	cmx2xx_display = &generic_crt_640x480;
3696a8a4 MR	354	break;
3696a8a4 MR	355	case MTYPE_CRT800x600:
da591937	356	cmx2xx_display = &generic_crt_800x600;
3696a8a4 MR	357	break;
3696a8a4 MR	358	case MTYPE_TFT320x240:
da591937	359	cmx2xx_display = &generic_tft_320x240;
3696a8a4 MR	360	break;
3696a8a4 MR	361	case MTYPE_STN640x480:
da591937	362	cmx2xx_display = &generic_stn_640x480;
3696a8a4 MR	363	break;
3696a8a4 MR	364	default: /* fallback to CRT 640x480 */
da591937	365	cmx2xx_display = &generic_crt_640x480;
3696a8a4 MR	366	break;
	367	}
	368	return 1;
	369	}
	370
	371	/*
	372	This should be done really early to get proper configuration for
	373	frame buffer.
da591937	374	Indeed, pxafb parameters can be used istead, but CM-X2XX bootloader
3696a8a4 MR	375	has limitied line length for kernel command line, and also it will
	376	break compatibitlty with proprietary releases already in field.
	377	*/
da591937	378	__setup("monitor=", cmx2xx_set_display);
3696a8a4	379
da591937	380	static void __init cmx2xx_init_display(void)
2f01a973	381	{
4321e1a1	382	pxa_set_fb_info(NULL, cmx2xx_display);
2f01a973 MR	383	}
2f01a973 MR	384	#else
da591937	385	static inline void cmx2xx_init_display(void) {}
2f01a973 MR	386	#endif
2f01a973 MR	387
3696a8a4 MR	388	#ifdef CONFIG_PM
	389	static unsigned long sleep_save_msc[10];
	390
da591937	391	static int cmx2xx_suspend(struct sys_device *dev, pm_message_t state)
3696a8a4	392	{
da591937	393	cmx2xx_pci_suspend();
3696a8a4 MR	394
3696a8a4 MR	395	/* save MSC registers */
ad68bb9f MV	396	sleep_save_msc[0] = __raw_readl(MSC0);
	397	sleep_save_msc[1] = __raw_readl(MSC1);
	398	sleep_save_msc[2] = __raw_readl(MSC2);
3696a8a4 MR	399
	400	/* setup power saving mode registers */
	401	PCFR = 0x0;
	402	PSLR = 0xff400000;
	403	PMCR = 0x00000005;
	404	PWER = 0x80000000;
	405	PFER = 0x00000000;
	406	PRER = 0x00000000;
	407	PGSR0 = 0xC0018800;
	408	PGSR1 = 0x004F0002;
	409	PGSR2 = 0x6021C000;
	410	PGSR3 = 0x00020000;
	411
	412	return 0;
	413	}
	414
da591937	415	static int cmx2xx_resume(struct sys_device *dev)
3696a8a4	416	{
da591937	417	cmx2xx_pci_resume();
3696a8a4 MR	418
3696a8a4 MR	419	/* restore MSC registers */
ad68bb9f MV	420	__raw_writel(sleep_save_msc[0], MSC0);
	421	__raw_writel(sleep_save_msc[1], MSC1);
	422	__raw_writel(sleep_save_msc[2], MSC2);
3696a8a4 MR	423
	424	return 0;
	425	}
	426
da591937	427	static struct sysdev_class cmx2xx_pm_sysclass = {
af5ca3f4	428	.name = "pm",
da591937 MR	429	.resume = cmx2xx_resume,
da591937 MR	430	.suspend = cmx2xx_suspend,
3696a8a4 MR	431	};
3696a8a4 MR	432
da591937 MR	433	static struct sys_device cmx2xx_pm_device = {
da591937 MR	434	.cls = &cmx2xx_pm_sysclass,
3696a8a4 MR	435	};
3696a8a4 MR	436
da591937	437	static int __init cmx2xx_pm_init(void)
3696a8a4 MR	438	{
3696a8a4 MR	439	int error;
da591937	440	error = sysdev_class_register(&cmx2xx_pm_sysclass);
3696a8a4	441	if (error == 0)
da591937	442	error = sysdev_register(&cmx2xx_pm_device);
3696a8a4 MR	443	return error;
	444	}
	445	#else
da591937	446	static int __init cmx2xx_pm_init(void) { return 0; }
3696a8a4 MR	447	#endif
3696a8a4 MR	448
2f01a973	449	#if defined(CONFIG_SND_PXA2XX_AC97) \|\| defined(CONFIG_SND_PXA2XX_AC97_MODULE)
da591937	450	static void __init cmx2xx_init_ac97(void)
3696a8a4	451	{
9f19d638	452	pxa_set_ac97_info(NULL);
2f01a973 MR	453	}
2f01a973 MR	454	#else
da591937	455	static inline void cmx2xx_init_ac97(void) {}
2f01a973	456	#endif
3696a8a4	457
da591937 MR	458	static void __init cmx2xx_init(void)
da591937 MR	459	{
cc155c6f RK	460	pxa_set_ffuart_info(NULL);
	461	pxa_set_btuart_info(NULL);
	462	pxa_set_stuart_info(NULL);
	463
da591937 MR	464	cmx2xx_pm_init();
da591937 MR	465
a7f3f030 MR	466	if (cpu_is_pxa25x())
	467	cmx255_init();
	468	else
	469	cmx270_init();
da591937 MR	470
	471	cmx2xx_init_dm9000();
	472	cmx2xx_init_display();
	473	cmx2xx_init_ac97();
	474	cmx2xx_init_touchscreen();
	475	cmx2xx_init_leds();
	476	}
	477
	478	static void __init cmx2xx_init_irq(void)
3696a8a4	479	{
a7f3f030 MR	480	if (cpu_is_pxa25x()) {
	481	pxa25x_init_irq();
	482	cmx2xx_pci_init_irq(CMX255_GPIO_IT8152_IRQ);
	483	} else {
	484	pxa27x_init_irq();
	485	cmx2xx_pci_init_irq(CMX270_GPIO_IT8152_IRQ);
	486	}
2f01a973	487	}
3696a8a4	488
2f01a973 MR	489	#ifdef CONFIG_PCI
2f01a973 MR	490	/* Map PCI companion statically */
da591937	491	static struct map_desc cmx2xx_io_desc[] __initdata = {
2f01a973	492	[0] = { /* PCI bridge */
da591937	493	.virtual = CMX2XX_IT8152_VIRT,
2f01a973 MR	494	.pfn = __phys_to_pfn(PXA_CS4_PHYS),
	495	.length = SZ_64M,
	496	.type = MT_DEVICE
	497	},
	498	};
3696a8a4	499
da591937	500	static void __init cmx2xx_map_io(void)
2f01a973	501	{
851982c1 MV	502	if (cpu_is_pxa25x())
	503	pxa25x_map_io();
	504
	505	if (cpu_is_pxa27x())
	506	pxa27x_map_io();
	507
da591937	508	iotable_init(cmx2xx_io_desc, ARRAY_SIZE(cmx2xx_io_desc));
3696a8a4	509
da591937	510	it8152_base_address = CMX2XX_IT8152_VIRT;
3696a8a4	511	}
2f01a973	512	#else
da591937	513	static void __init cmx2xx_map_io(void)
3696a8a4	514	{
851982c1 MV	515	if (cpu_is_pxa25x())
	516	pxa25x_map_io();
	517
	518	if (cpu_is_pxa27x())
	519	pxa27x_map_io();
3696a8a4	520	}
2f01a973	521	#endif
3696a8a4	522
da591937	523	MACHINE_START(ARMCORE, "Compulab CM-X2XX")
3696a8a4	524	.boot_params = 0xa0000100,
da591937	525	.map_io = cmx2xx_map_io,
6ac6b817	526	.nr_irqs = CMX2XX_NR_IRQS,
da591937	527	.init_irq = cmx2xx_init_irq,
3696a8a4	528	.timer = &pxa_timer,
da591937	529	.init_machine = cmx2xx_init,
3696a8a4	530	MACHINE_END