[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 <asm/hardware.h>
#include <asm/irq.h>

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

#include <asm/arch/pxa-regs.h>
#include <asm/arch/idp.h>
#include <asm/arch/pxafb.h>
#include <asm/arch/bitfield.h>
#include <asm/arch/mmc.h>

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

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

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

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,
	.lccr0		= LCCR0_SDS,
	.lccr3		= LCCR3_PCP | LCCR3_Acb(255),
	.pxafb_backlight_power = &idp_backlight_power,
	.pxafb_lcd_power = &idp_lcd_power
};

static int idp_mci_init(struct device *dev, irq_handler_t idp_detect_int, void *data)
{
	/* setup GPIO for PXA25x MMC controller	*/
	pxa_gpio_mode(GPIO6_MMCCLK_MD);
	pxa_gpio_mode(GPIO8_MMCCS0_MD);

	return 0;
}

static struct pxamci_platform_data idp_mci_platform_data = {
	.ocr_mask	= MMC_VDD_32_33|MMC_VDD_33_34,
	.init 		= idp_mci_init,
};

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

	platform_device_register(&smc91x_device);
	//platform_device_register(&mst_audio_device);
	set_pxa_fb_info(&sharp_lm8v31);
	pxa_set_mci_info(&idp_mci_platform_data);
}

static void __init idp_init_irq(void)
{

	pxa25x_init_irq();

	set_irq_type(TOUCH_PANEL_IRQ, TOUCH_PANEL_IRQ_EDGE);
}

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)
{
	pxa_map_io();
	iotable_init(idp_io_desc, ARRAY_SIZE(idp_io_desc));

	// serial ports 2 & 3
	pxa_gpio_mode(GPIO42_BTRXD_MD);
	pxa_gpio_mode(GPIO43_BTTXD_MD);
	pxa_gpio_mode(GPIO44_BTCTS_MD);
	pxa_gpio_mode(GPIO45_BTRTS_MD);
	pxa_gpio_mode(GPIO46_STRXD_MD);
	pxa_gpio_mode(GPIO47_STTXD_MD);

}


MACHINE_START(PXA_IDP, "Vibren PXA255 IDP")
	/* Maintainer: Vibren Technologies */
	.phys_io	= 0x40000000,
	.io_pg_offst	= (io_p2v(0x40000000) >> 18) & 0xfffc,
	.map_io		= idp_map_io,
	.init_irq	= idp_init_irq,
	.timer		= &pxa_timer,
	.init_machine	= idp_init,
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>
	28	#include <asm/hardware.h>
	29	#include <asm/irq.h>
	30
	31	#include <asm/mach/arch.h>
	32	#include <asm/mach/map.h>
	33
	34	#include <asm/arch/pxa-regs.h>
	35	#include <asm/arch/idp.h>
	36	#include <asm/arch/pxafb.h>
	37	#include <asm/arch/bitfield.h>
	38	#include <asm/arch/mmc.h>
	39
	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
	48	static struct resource smc91x_resources[] = {
	49	[0] = {
	50	.start = (IDP_ETH_PHYS + 0x300),
	51	.end = (IDP_ETH_PHYS + 0xfffff),
	52	.flags = IORESOURCE_MEM,
	53	},
	54	[1] = {
	55	.start = IRQ_GPIO(4),
	56	.end = IRQ_GPIO(4),
	57	.flags = IORESOURCE_IRQ,
	58	}
	59	};
	60
	61	static struct platform_device smc91x_device = {
	62	.name = "smc91x",
	63	.id = 0,
	64	.num_resources = ARRAY_SIZE(smc91x_resources),
	65	.resource = smc91x_resources,
	66	};
	67
	68	static void idp_backlight_power(int on)
	69	{
	70	if (on) {
	71	IDP_CPLD_LCD \|= (1<<1);
	72	} else {
	73	IDP_CPLD_LCD &= ~(1<<1);
	74	}
	75	}
	76
	77	static void idp_vlcd(int on)
	78	{
	79	if (on) {
	80	IDP_CPLD_LCD \|= (1<<2);
	81	} else {
	82	IDP_CPLD_LCD &= ~(1<<2);
	83	}
	84	}
	85
d14b272b	86	static void idp_lcd_power(int on, struct fb_var_screeninfo *var)
1da177e4 LT	87	{
	88	if (on) {
	89	IDP_CPLD_LCD \|= (1<<0);
	90	} else {
	91	IDP_CPLD_LCD &= ~(1<<0);
	92	}
	93
	94	/* call idp_vlcd for now as core driver does not support
	95	* both power and vlcd hooks. Note, this is not technically
	96	* the correct sequence, but seems to work. Disclaimer:
	97	* this may eventually damage the display.
	98	*/
	99
	100	idp_vlcd(on);
	101	}
	102
d14b272b	103	static struct pxafb_mode_info sharp_lm8v31_mode = {
1da177e4 LT	104	.pixclock = 270000,
	105	.xres = 640,
	106	.yres = 480,
	107	.bpp = 16,
	108	.hsync_len = 1,
	109	.left_margin = 3,
	110	.right_margin = 3,
	111	.vsync_len = 1,
	112	.upper_margin = 0,
	113	.lower_margin = 0,
	114	.sync = FB_SYNC_HOR_HIGH_ACT \| FB_SYNC_VERT_HIGH_ACT,
	115	.cmap_greyscale = 0,
d14b272b RP	116	};
	117
	118	static struct pxafb_mach_info sharp_lm8v31 = {
	119	.modes = &sharp_lm8v31_mode,
	120	.num_modes = 1,
1da177e4 LT	121	.cmap_inverse = 0,
	122	.cmap_static = 0,
	123	.lccr0 = LCCR0_SDS,
	124	.lccr3 = LCCR3_PCP \| LCCR3_Acb(255),
	125	.pxafb_backlight_power = &idp_backlight_power,
	126	.pxafb_lcd_power = &idp_lcd_power
	127	};
	128
40220c1a	129	static int idp_mci_init(struct device dev, irq_handler_t idp_detect_int, void data)
1da177e4 LT	130	{
	131	/* setup GPIO for PXA25x MMC controller */
	132	pxa_gpio_mode(GPIO6_MMCCLK_MD);
	133	pxa_gpio_mode(GPIO8_MMCCS0_MD);
	134
	135	return 0;
	136	}
	137
	138	static struct pxamci_platform_data idp_mci_platform_data = {
	139	.ocr_mask = MMC_VDD_32_33\|MMC_VDD_33_34,
	140	.init = idp_mci_init,
	141	};
	142
	143	static void __init idp_init(void)
	144	{
	145	printk("idp_init()\n");
	146
	147	platform_device_register(&smc91x_device);
	148	//platform_device_register(&mst_audio_device);
	149	set_pxa_fb_info(&sharp_lm8v31);
	150	pxa_set_mci_info(&idp_mci_platform_data);
	151	}
	152
	153	static void __init idp_init_irq(void)
	154	{
	155
cd49104d	156	pxa25x_init_irq();
1da177e4 LT	157
	158	set_irq_type(TOUCH_PANEL_IRQ, TOUCH_PANEL_IRQ_EDGE);
	159	}
	160
	161	static struct map_desc idp_io_desc[] __initdata = {
6f9182eb DS	162	{
	163	.virtual = IDP_COREVOLT_VIRT,
	164	.pfn = __phys_to_pfn(IDP_COREVOLT_PHYS),
	165	.length = IDP_COREVOLT_SIZE,
	166	.type = MT_DEVICE
	167	}, {
	168	.virtual = IDP_CPLD_VIRT,
	169	.pfn = __phys_to_pfn(IDP_CPLD_PHYS),
	170	.length = IDP_CPLD_SIZE,
	171	.type = MT_DEVICE
	172	}
1da177e4 LT	173	};
	174
	175	static void __init idp_map_io(void)
	176	{
	177	pxa_map_io();
	178	iotable_init(idp_io_desc, ARRAY_SIZE(idp_io_desc));
	179
	180	// serial ports 2 & 3
	181	pxa_gpio_mode(GPIO42_BTRXD_MD);
	182	pxa_gpio_mode(GPIO43_BTTXD_MD);
	183	pxa_gpio_mode(GPIO44_BTCTS_MD);
	184	pxa_gpio_mode(GPIO45_BTRTS_MD);
	185	pxa_gpio_mode(GPIO46_STRXD_MD);
	186	pxa_gpio_mode(GPIO47_STTXD_MD);
	187
	188	}
	189
	190
	191	MACHINE_START(PXA_IDP, "Vibren PXA255 IDP")
e9dea0c6	192	/* Maintainer: Vibren Technologies */
e9dea0c6	193	.phys_io = 0x40000000,
68070bde	194	.io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc,
e9dea0c6 RK	195	.map_io = idp_map_io,
e9dea0c6 RK	196	.init_irq = idp_init_irq,
1da177e4	197	.timer = &pxa_timer,
e9dea0c6	198	.init_machine = idp_init,
1da177e4	199	MACHINE_END