[deliverable/linux.git] / arch / arm / mach-pxa / idp.c

/*
 *  linux/arch/arm/mach-pxa/idp.c
 *
 *  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.
 *
 *  Copyright (c) 2001 Cliff Brake, Accelent Systems Inc.
 *
 *  2001-09-13: Cliff Brake <cbrake@accelent.com>
 *              Initial code
 *
 *  2005-02-15: Cliff Brake <cliff.brake@gmail.com>
 *  		<http://www.vibren.com> <http://bec-systems.com>
 *              Updated for 2.6 kernel
 *
 */

#include <linux/init.h>
#include <linux/interrupt.h>
#include <linux/irq.h>
#include <linux/platform_device.h>
#include <linux/fb.h>

#include <asm/setup.h>
#include <asm/memory.h>
#include <asm/mach-types.h>
#include <mach/hardware.h>
#include <asm/irq.h>

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

#include <mach/pxa25x.h>
#include <mach/idp.h>
#include <mach/pxafb.h>
#include <mach/bitfield.h>
#include <mach/mmc.h>

#include "generic.h"
#include "devices.h"

/* TODO:
 * - add pxa2xx_audio_ops_t device structure
 * - Ethernet interrupt
 */

static unsigned long idp_pin_config[] __initdata = {
	/* LCD */
	GPIOxx_LCD_DSTN_16BPP,

	/* BTUART */
	GPIO42_BTUART_RXD,
	GPIO43_BTUART_TXD,
	GPIO44_BTUART_CTS,
	GPIO45_BTUART_RTS,

	/* STUART */
	GPIO46_STUART_RXD,
	GPIO47_STUART_TXD,

	/* MMC */
	GPIO6_MMC_CLK,
	GPIO8_MMC_CS0,

	/* Ethernet */
	GPIO33_nCS_5,	/* Ethernet CS */
	GPIO4_GPIO,	/* Ethernet IRQ */
};

static struct resource smc91x_resources[] = {
	[0] = {
		.start	= (IDP_ETH_PHYS + 0x300),
		.end	= (IDP_ETH_PHYS + 0xfffff),
		.flags	= IORESOURCE_MEM,
	},
	[1] = {
		.start	= PXA_GPIO_TO_IRQ(4),
		.end	= PXA_GPIO_TO_IRQ(4),
		.flags	= IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
	}
};

static struct platform_device smc91x_device = {
	.name		= "smc91x",
	.id		= 0,
	.num_resources	= ARRAY_SIZE(smc91x_resources),
	.resource	= smc91x_resources,
};

static void idp_backlight_power(int on)
{
	if (on) {
		IDP_CPLD_LCD |= (1<<1);
	} else {
		IDP_CPLD_LCD &= ~(1<<1);
	}
}

static void idp_vlcd(int on)
{
	if (on) {
		IDP_CPLD_LCD |= (1<<2);
	} else {
		IDP_CPLD_LCD &= ~(1<<2);
	}
}

static void idp_lcd_power(int on, struct fb_var_screeninfo *var)
{
	if (on) {
		IDP_CPLD_LCD |= (1<<0);
	} else {
		IDP_CPLD_LCD &= ~(1<<0);
	}

	/* call idp_vlcd for now as core driver does not support
	 * both power and vlcd hooks.  Note, this is not technically
	 * the correct sequence, but seems to work.  Disclaimer:
	 * this may eventually damage the display.
	 */

	idp_vlcd(on);
}

static struct pxafb_mode_info sharp_lm8v31_mode = {
	.pixclock	= 270000,
	.xres		= 640,
	.yres		= 480,
	.bpp		= 16,
	.hsync_len	= 1,
	.left_margin	= 3,
	.right_margin	= 3,
	.vsync_len	= 1,
	.upper_margin	= 0,
	.lower_margin	= 0,
	.sync		= FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT,
	.cmap_greyscale	= 0,
};

static struct pxafb_mach_info sharp_lm8v31 = {
	.modes          = &sharp_lm8v31_mode,
	.num_modes      = 1,
	.cmap_inverse	= 0,
	.cmap_static	= 0,
	.lcd_conn	= LCD_COLOR_DSTN_16BPP | LCD_PCLK_EDGE_FALL |
			  LCD_AC_BIAS_FREQ(255),
	.pxafb_backlight_power = &idp_backlight_power,
	.pxafb_lcd_power = &idp_lcd_power
};

static struct pxamci_platform_data idp_mci_platform_data = {
	.ocr_mask		= MMC_VDD_32_33|MMC_VDD_33_34,
	.gpio_card_detect	= -1,
	.gpio_card_ro		= -1,
	.gpio_power		= -1,
};

static void __init idp_init(void)
{
	printk("idp_init()\n");

	pxa2xx_mfp_config(ARRAY_AND_SIZE(idp_pin_config));
	pxa_set_ffuart_info(NULL);
	pxa_set_btuart_info(NULL);
	pxa_set_stuart_info(NULL);

	platform_device_register(&smc91x_device);
	//platform_device_register(&mst_audio_device);
	pxa_set_fb_info(NULL, &sharp_lm8v31);
	pxa_set_mci_info(&idp_mci_platform_data);
}

static struct map_desc idp_io_desc[] __initdata = {
  	{
		.virtual	=  IDP_COREVOLT_VIRT,
		.pfn		= __phys_to_pfn(IDP_COREVOLT_PHYS),
		.length		= IDP_COREVOLT_SIZE,
		.type		= MT_DEVICE
	}, {
		.virtual	=  IDP_CPLD_VIRT,
		.pfn		= __phys_to_pfn(IDP_CPLD_PHYS),
		.length		= IDP_CPLD_SIZE,
		.type		= MT_DEVICE
	}
};

static void __init idp_map_io(void)
{
	pxa25x_map_io();
	iotable_init(idp_io_desc, ARRAY_SIZE(idp_io_desc));
}


MACHINE_START(PXA_IDP, "Vibren PXA255 IDP")
	/* Maintainer: Vibren Technologies */
	.map_io		= idp_map_io,
	.nr_irqs	= PXA_NR_IRQS,
	.init_irq	= pxa25x_init_irq,
	.handle_irq	= pxa25x_handle_irq,
	.timer		= &pxa_timer,
	.init_machine	= idp_init,
	.restart	= pxa_restart,
MACHINE_END
Commit	Line	Data
1da177e4 LT	1	/*
	2	* linux/arch/arm/mach-pxa/idp.c
	3	*
	4	* This program is free software; you can redistribute it and/or modify
	5	* it under the terms of the GNU General Public License version 2 as
	6	* published by the Free Software Foundation.
	7	*
	8	* Copyright (c) 2001 Cliff Brake, Accelent Systems Inc.
	9	*
	10	* 2001-09-13: Cliff Brake <cbrake@accelent.com>
	11	* Initial code
	12	*
	13	* 2005-02-15: Cliff Brake <cliff.brake@gmail.com>
	14	* <http://www.vibren.com> <http://bec-systems.com>
	15	* Updated for 2.6 kernel
	16	*
	17	*/
	18
	19	#include <linux/init.h>
	20	#include <linux/interrupt.h>
1623dee8	21	#include <linux/irq.h>
d052d1be	22	#include <linux/platform_device.h>
1da177e4 LT	23	#include <linux/fb.h>
	24
	25	#include <asm/setup.h>
	26	#include <asm/memory.h>
	27	#include <asm/mach-types.h>
a09e64fb	28	#include <mach/hardware.h>
1da177e4 LT	29	#include <asm/irq.h>
	30
	31	#include <asm/mach/arch.h>
	32	#include <asm/mach/map.h>
	33
51c62982	34	#include <mach/pxa25x.h>
a09e64fb RK	35	#include <mach/idp.h>
	36	#include <mach/pxafb.h>
	37	#include <mach/bitfield.h>
	38	#include <mach/mmc.h>
1da177e4 LT	39
1da177e4 LT	40	#include "generic.h"
46c41e62	41	#include "devices.h"
1da177e4 LT	42
	43	/* TODO:
	44	* - add pxa2xx_audio_ops_t device structure
	45	* - Ethernet interrupt
	46	*/
	47
399ba626	48	static unsigned long idp_pin_config[] __initdata = {
bea95d2a	49	/* LCD */
07bae6c3	50	GPIOxx_LCD_DSTN_16BPP,
bea95d2a	51
399ba626 EM	52	/* BTUART */
	53	GPIO42_BTUART_RXD,
	54	GPIO43_BTUART_TXD,
	55	GPIO44_BTUART_CTS,
	56	GPIO45_BTUART_RTS,
	57
	58	/* STUART */
	59	GPIO46_STUART_RXD,
	60	GPIO47_STUART_TXD,
	61
	62	/* MMC */
	63	GPIO6_MMC_CLK,
	64	GPIO8_MMC_CS0,
	65
	66	/* Ethernet */
	67	GPIO33_nCS_5, /* Ethernet CS */
	68	GPIO4_GPIO, /* Ethernet IRQ */
	69	};
	70
1da177e4 LT	71	static struct resource smc91x_resources[] = {
	72	[0] = {
	73	.start = (IDP_ETH_PHYS + 0x300),
	74	.end = (IDP_ETH_PHYS + 0xfffff),
	75	.flags = IORESOURCE_MEM,
	76	},
	77	[1] = {
6384fdad HZ	78	.start = PXA_GPIO_TO_IRQ(4),
6384fdad HZ	79	.end = PXA_GPIO_TO_IRQ(4),
e7b3dc7e	80	.flags = IORESOURCE_IRQ \| IORESOURCE_IRQ_HIGHEDGE,
1da177e4 LT	81	}
	82	};
	83
	84	static struct platform_device smc91x_device = {
	85	.name = "smc91x",
	86	.id = 0,
	87	.num_resources = ARRAY_SIZE(smc91x_resources),
	88	.resource = smc91x_resources,
	89	};
	90
	91	static void idp_backlight_power(int on)
	92	{
	93	if (on) {
	94	IDP_CPLD_LCD \|= (1<<1);
	95	} else {
	96	IDP_CPLD_LCD &= ~(1<<1);
	97	}
	98	}
	99
	100	static void idp_vlcd(int on)
	101	{
	102	if (on) {
	103	IDP_CPLD_LCD \|= (1<<2);
	104	} else {
	105	IDP_CPLD_LCD &= ~(1<<2);
	106	}
	107	}
	108
d14b272b	109	static void idp_lcd_power(int on, struct fb_var_screeninfo *var)
1da177e4 LT	110	{
	111	if (on) {
	112	IDP_CPLD_LCD \|= (1<<0);
	113	} else {
	114	IDP_CPLD_LCD &= ~(1<<0);
	115	}
	116
	117	/* call idp_vlcd for now as core driver does not support
	118	* both power and vlcd hooks. Note, this is not technically
	119	* the correct sequence, but seems to work. Disclaimer:
	120	* this may eventually damage the display.
	121	*/
	122
	123	idp_vlcd(on);
	124	}
	125
d14b272b	126	static struct pxafb_mode_info sharp_lm8v31_mode = {
1da177e4 LT	127	.pixclock = 270000,
	128	.xres = 640,
	129	.yres = 480,
	130	.bpp = 16,
	131	.hsync_len = 1,
	132	.left_margin = 3,
	133	.right_margin = 3,
	134	.vsync_len = 1,
	135	.upper_margin = 0,
	136	.lower_margin = 0,
	137	.sync = FB_SYNC_HOR_HIGH_ACT \| FB_SYNC_VERT_HIGH_ACT,
	138	.cmap_greyscale = 0,
d14b272b RP	139	};
	140
	141	static struct pxafb_mach_info sharp_lm8v31 = {
	142	.modes = &sharp_lm8v31_mode,
	143	.num_modes = 1,
1da177e4 LT	144	.cmap_inverse = 0,
1da177e4 LT	145	.cmap_static = 0,
bea95d2a EM	146	.lcd_conn = LCD_COLOR_DSTN_16BPP \| LCD_PCLK_EDGE_FALL \|
bea95d2a EM	147	LCD_AC_BIAS_FREQ(255),
1da177e4 LT	148	.pxafb_backlight_power = &idp_backlight_power,
	149	.pxafb_lcd_power = &idp_lcd_power
	150	};
	151
1da177e4	152	static struct pxamci_platform_data idp_mci_platform_data = {
7a648256 RJ	153	.ocr_mask = MMC_VDD_32_33\|MMC_VDD_33_34,
	154	.gpio_card_detect = -1,
	155	.gpio_card_ro = -1,
	156	.gpio_power = -1,
1da177e4 LT	157	};
	158
	159	static void __init idp_init(void)
	160	{
	161	printk("idp_init()\n");
	162
399ba626	163	pxa2xx_mfp_config(ARRAY_AND_SIZE(idp_pin_config));
cc155c6f RK	164	pxa_set_ffuart_info(NULL);
	165	pxa_set_btuart_info(NULL);
	166	pxa_set_stuart_info(NULL);
399ba626	167
1da177e4 LT	168	platform_device_register(&smc91x_device);
1da177e4 LT	169	//platform_device_register(&mst_audio_device);
4321e1a1	170	pxa_set_fb_info(NULL, &sharp_lm8v31);
1da177e4 LT	171	pxa_set_mci_info(&idp_mci_platform_data);
	172	}
	173
1da177e4	174	static struct map_desc idp_io_desc[] __initdata = {
6f9182eb DS	175	{
	176	.virtual = IDP_COREVOLT_VIRT,
	177	.pfn = __phys_to_pfn(IDP_COREVOLT_PHYS),
	178	.length = IDP_COREVOLT_SIZE,
	179	.type = MT_DEVICE
	180	}, {
	181	.virtual = IDP_CPLD_VIRT,
	182	.pfn = __phys_to_pfn(IDP_CPLD_PHYS),
	183	.length = IDP_CPLD_SIZE,
	184	.type = MT_DEVICE
	185	}
1da177e4 LT	186	};
	187
	188	static void __init idp_map_io(void)
	189	{
851982c1	190	pxa25x_map_io();
1da177e4	191	iotable_init(idp_io_desc, ARRAY_SIZE(idp_io_desc));
1da177e4 LT	192	}
	193
	194
	195	MACHINE_START(PXA_IDP, "Vibren PXA255 IDP")
e9dea0c6	196	/* Maintainer: Vibren Technologies */
e9dea0c6	197	.map_io = idp_map_io,
4e611091	198	.nr_irqs = PXA_NR_IRQS,
b40c6762	199	.init_irq = pxa25x_init_irq,
8a97ae2f	200	.handle_irq = pxa25x_handle_irq,
1da177e4	201	.timer = &pxa_timer,
e9dea0c6	202	.init_machine = idp_init,
271a74fc	203	.restart = pxa_restart,
1da177e4	204	MACHINE_END