[deliverable/linux.git] / arch / arm / mach-omap1 / board-palmte.c

/*
 * linux/arch/arm/mach-omap1/board-palmte.c
 *
 * Modified from board-generic.c
 *
 * Support for the Palm Tungsten E PDA.
 *
 * Original version : Laurent Gonzalez
 *
 * Maintainers : http://palmtelinux.sf.net
 *                palmtelinux-developpers@lists.sf.net
 *
 * Copyright (c) 2006 Andrzej Zaborowski  <balrog@zabor.org>
 *
 * 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/kernel.h>
#include <linux/init.h>
#include <linux/input.h>
#include <linux/platform_device.h>
#include <linux/mtd/mtd.h>
#include <linux/mtd/partitions.h>
#include <linux/mtd/physmap.h>
#include <linux/spi/spi.h>
#include <linux/interrupt.h>
#include <linux/apm-emulation.h>

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

#include <mach/gpio.h>
#include <plat/flash.h>
#include <plat/mux.h>
#include <plat/usb.h>
#include <plat/tc.h>
#include <plat/dma.h>
#include <plat/board.h>
#include <plat/irda.h>
#include <plat/keypad.h>
#include <plat/common.h>

#define PALMTE_USBDETECT_GPIO	0
#define PALMTE_USB_OR_DC_GPIO	1
#define PALMTE_TSC_GPIO		4
#define PALMTE_PINTDAV_GPIO	6
#define PALMTE_MMC_WP_GPIO	8
#define PALMTE_MMC_POWER_GPIO	9
#define PALMTE_HDQ_GPIO		11
#define PALMTE_HEADPHONES_GPIO	14
#define PALMTE_SPEAKER_GPIO	15
#define PALMTE_DC_GPIO		OMAP_MPUIO(2)
#define PALMTE_MMC_SWITCH_GPIO	OMAP_MPUIO(4)
#define PALMTE_MMC1_GPIO	OMAP_MPUIO(6)
#define PALMTE_MMC2_GPIO	OMAP_MPUIO(7)
#define PALMTE_MMC3_GPIO	OMAP_MPUIO(11)

static void __init omap_palmte_init_irq(void)
{
	omap1_init_common_hw();
	omap_init_irq();
}

static const int palmte_keymap[] = {
	KEY(0, 0, KEY_F1),		/* Calendar */
	KEY(0, 1, KEY_F2),		/* Contacts */
	KEY(0, 2, KEY_F3),		/* Tasks List */
	KEY(0, 3, KEY_F4),		/* Note Pad */
	KEY(0, 4, KEY_POWER),
	KEY(1, 0, KEY_LEFT),
	KEY(1, 1, KEY_DOWN),
	KEY(1, 2, KEY_UP),
	KEY(1, 3, KEY_RIGHT),
	KEY(1, 4, KEY_ENTER),
	0,
};

static struct omap_kp_platform_data palmte_kp_data = {
	.rows	= 8,
	.cols	= 8,
	.keymap = (int *) palmte_keymap,
	.rep	= 1,
	.delay	= 12,
};

static struct resource palmte_kp_resources[] = {
	[0]	= {
		.start	= INT_KEYBOARD,
		.end	= INT_KEYBOARD,
		.flags	= IORESOURCE_IRQ,
	},
};

static struct platform_device palmte_kp_device = {
	.name		= "omap-keypad",
	.id		= -1,
	.dev		= {
		.platform_data	= &palmte_kp_data,
	},
	.num_resources	= ARRAY_SIZE(palmte_kp_resources),
	.resource	= palmte_kp_resources,
};

static struct mtd_partition palmte_rom_partitions[] = {
	/* PalmOS "Small ROM", contains the bootloader and the debugger */
	{
		.name		= "smallrom",
		.offset		= 0,
		.size		= 0xa000,
		.mask_flags	= MTD_WRITEABLE,
	},
	/* PalmOS "Big ROM", a filesystem with all the OS code and data */
	{
		.name		= "bigrom",
		.offset		= SZ_128K,
		/*
		 * 0x5f0000 bytes big in the multi-language ("EFIGS") version,
		 * 0x7b0000 bytes in the English-only ("enUS") version.
		 */
		.size		= 0x7b0000,
		.mask_flags	= MTD_WRITEABLE,
	},
};

static struct physmap_flash_data palmte_rom_data = {
	.width		= 2,
	.set_vpp	= omap1_set_vpp,
	.parts		= palmte_rom_partitions,
	.nr_parts	= ARRAY_SIZE(palmte_rom_partitions),
};

static struct resource palmte_rom_resource = {
	.start		= OMAP_CS0_PHYS,
	.end		= OMAP_CS0_PHYS + SZ_8M - 1,
	.flags		= IORESOURCE_MEM,
};

static struct platform_device palmte_rom_device = {
	.name		= "physmap-flash",
	.id		= -1,
	.dev		= {
		.platform_data	= &palmte_rom_data,
	},
	.num_resources	= 1,
	.resource	= &palmte_rom_resource,
};

static struct platform_device palmte_lcd_device = {
	.name		= "lcd_palmte",
	.id		= -1,
};

static struct omap_backlight_config palmte_backlight_config = {
	.default_intensity	= 0xa0,
};

static struct platform_device palmte_backlight_device = {
	.name		= "omap-bl",
	.id		= -1,
	.dev		= {
		.platform_data	= &palmte_backlight_config,
	},
};

static struct omap_irda_config palmte_irda_config = {
	.transceiver_cap	= IR_SIRMODE,
	.rx_channel		= OMAP_DMA_UART3_RX,
	.tx_channel		= OMAP_DMA_UART3_TX,
	.dest_start		= UART3_THR,
	.src_start		= UART3_RHR,
	.tx_trigger		= 0,
	.rx_trigger		= 0,
};

static struct resource palmte_irda_resources[] = {
	[0]	= {
		.start	= INT_UART3,
		.end	= INT_UART3,
		.flags	= IORESOURCE_IRQ,
	},
};

static struct platform_device palmte_irda_device = {
	.name		= "omapirda",
	.id		= -1,
	.dev		= {
		.platform_data	= &palmte_irda_config,
	},
	.num_resources	= ARRAY_SIZE(palmte_irda_resources),
	.resource	= palmte_irda_resources,
};

static struct platform_device *palmte_devices[] __initdata = {
	&palmte_rom_device,
	&palmte_kp_device,
	&palmte_lcd_device,
	&palmte_backlight_device,
	&palmte_irda_device,
};

static struct omap_usb_config palmte_usb_config __initdata = {
	.register_dev	= 1,	/* Mini-B only receptacle */
	.hmc_mode	= 0,
	.pins[0]	= 2,
};

static struct omap_lcd_config palmte_lcd_config __initdata = {
	.ctrl_name	= "internal",
};

static struct omap_board_config_kernel palmte_config[] __initdata = {
	{ OMAP_TAG_LCD,		&palmte_lcd_config },
};

static struct spi_board_info palmte_spi_info[] __initdata = {
	{
		.modalias	= "tsc2102",
		.bus_num	= 2,	/* uWire (officially) */
		.chip_select	= 0,	/* As opposed to 3 */
		.irq		= OMAP_GPIO_IRQ(PALMTE_PINTDAV_GPIO),
		.max_speed_hz	= 8000000,
	},
};

static void palmte_headphones_detect(void *data, int state)
{
	if (state) {
		/* Headphones connected, disable speaker */
		gpio_set_value(PALMTE_SPEAKER_GPIO, 0);
		printk(KERN_INFO "PM: speaker off\n");
	} else {
		/* Headphones unplugged, re-enable speaker */
		gpio_set_value(PALMTE_SPEAKER_GPIO, 1);
		printk(KERN_INFO "PM: speaker on\n");
	}
}

static void __init palmte_misc_gpio_setup(void)
{
	/* Set TSC2102 PINTDAV pin as input (used by TSC2102 driver) */
	if (gpio_request(PALMTE_PINTDAV_GPIO, "TSC2102 PINTDAV") < 0) {
		printk(KERN_ERR "Could not reserve PINTDAV GPIO!\n");
		return;
	}
	gpio_direction_input(PALMTE_PINTDAV_GPIO);

	/* Set USB-or-DC-IN pin as input (unused) */
	if (gpio_request(PALMTE_USB_OR_DC_GPIO, "USB/DC-IN") < 0) {
		printk(KERN_ERR "Could not reserve cable signal GPIO!\n");
		return;
	}
	gpio_direction_input(PALMTE_USB_OR_DC_GPIO);
}

static void __init omap_palmte_init(void)
{
	/* mux pins for uarts */
	omap_cfg_reg(UART1_TX);
	omap_cfg_reg(UART1_RTS);
	omap_cfg_reg(UART2_TX);
	omap_cfg_reg(UART2_RTS);
	omap_cfg_reg(UART3_TX);
	omap_cfg_reg(UART3_RX);

	omap_board_config = palmte_config;
	omap_board_config_size = ARRAY_SIZE(palmte_config);

	platform_add_devices(palmte_devices, ARRAY_SIZE(palmte_devices));

	spi_register_board_info(palmte_spi_info, ARRAY_SIZE(palmte_spi_info));
	palmte_misc_gpio_setup();
	omap_serial_init();
	omap1_usb_init(&palmte_usb_config);
	omap_register_i2c_bus(1, 100, NULL, 0);
}

static void __init omap_palmte_map_io(void)
{
	omap1_map_common_io();
}

MACHINE_START(OMAP_PALMTE, "OMAP310 based Palm Tungsten E")
	.boot_params	= 0x10000100,
	.map_io		= omap_palmte_map_io,
	.reserve	= omap_reserve,
	.init_irq	= omap_palmte_init_irq,
	.init_machine	= omap_palmte_init,
	.timer		= &omap_timer,
MACHINE_END
Commit	Line	Data
3179a019 TL	1	/*
	2	* linux/arch/arm/mach-omap1/board-palmte.c
	3	*
	4	* Modified from board-generic.c
	5	*
	6	* Support for the Palm Tungsten E PDA.
	7	*
	8	* Original version : Laurent Gonzalez
	9	*
6cbdc8c5	10	* Maintainers : http://palmtelinux.sf.net
3179a019 TL	11	* palmtelinux-developpers@lists.sf.net
3179a019 TL	12	*
d7730cc0 AZ	13	* Copyright (c) 2006 Andrzej Zaborowski <balrog@zabor.org>
d7730cc0 AZ	14	*
3179a019 TL	15	* This program is free software; you can redistribute it and/or modify
	16	* it under the terms of the GNU General Public License version 2 as
	17	* published by the Free Software Foundation.
	18	*/
	19
	20	#include <linux/kernel.h>
	21	#include <linux/init.h>
c3695015	22	#include <linux/input.h>
3179a019	23	#include <linux/platform_device.h>
c3695015 AZ	24	#include <linux/mtd/mtd.h>
c3695015 AZ	25	#include <linux/mtd/partitions.h>
561b036a	26	#include <linux/mtd/physmap.h>
c3695015	27	#include <linux/spi/spi.h>
c3695015	28	#include <linux/interrupt.h>
d7730cc0	29	#include <linux/apm-emulation.h>
3179a019	30
a09e64fb	31	#include <mach/hardware.h>
3179a019 TL	32	#include <asm/mach-types.h>
	33	#include <asm/mach/arch.h>
	34	#include <asm/mach/map.h>
	35
a09e64fb	36	#include <mach/gpio.h>
561b036a	37	#include <plat/flash.h>
ce491cf8 TL	38	#include <plat/mux.h>
	39	#include <plat/usb.h>
	40	#include <plat/tc.h>
	41	#include <plat/dma.h>
	42	#include <plat/board.h>
	43	#include <plat/irda.h>
	44	#include <plat/keypad.h>
	45	#include <plat/common.h>
3179a019	46
b2830810 TL	47	#define PALMTE_USBDETECT_GPIO 0
	48	#define PALMTE_USB_OR_DC_GPIO 1
	49	#define PALMTE_TSC_GPIO 4
	50	#define PALMTE_PINTDAV_GPIO 6
	51	#define PALMTE_MMC_WP_GPIO 8
	52	#define PALMTE_MMC_POWER_GPIO 9
	53	#define PALMTE_HDQ_GPIO 11
	54	#define PALMTE_HEADPHONES_GPIO 14
	55	#define PALMTE_SPEAKER_GPIO 15
	56	#define PALMTE_DC_GPIO OMAP_MPUIO(2)
	57	#define PALMTE_MMC_SWITCH_GPIO OMAP_MPUIO(4)
	58	#define PALMTE_MMC1_GPIO OMAP_MPUIO(6)
	59	#define PALMTE_MMC2_GPIO OMAP_MPUIO(7)
	60	#define PALMTE_MMC3_GPIO OMAP_MPUIO(11)
	61
c3695015	62	static void __init omap_palmte_init_irq(void)
3179a019	63	{
87bd63f6	64	omap1_init_common_hw();
3179a019 TL	65	omap_init_irq();
	66	}
	67
d7730cc0 AZ	68	static const int palmte_keymap[] = {
	69	KEY(0, 0, KEY_F1), /* Calendar */
	70	KEY(0, 1, KEY_F2), /* Contacts */
	71	KEY(0, 2, KEY_F3), /* Tasks List */
	72	KEY(0, 3, KEY_F4), /* Note Pad */
c3695015 AZ	73	KEY(0, 4, KEY_POWER),
	74	KEY(1, 0, KEY_LEFT),
	75	KEY(1, 1, KEY_DOWN),
	76	KEY(1, 2, KEY_UP),
	77	KEY(1, 3, KEY_RIGHT),
ec44dfa8	78	KEY(1, 4, KEY_ENTER),
c3695015 AZ	79	0,
	80	};
	81
	82	static struct omap_kp_platform_data palmte_kp_data = {
	83	.rows = 8,
	84	.cols = 8,
d7730cc0	85	.keymap = (int *) palmte_keymap,
c3695015 AZ	86	.rep = 1,
	87	.delay = 12,
	88	};
	89
	90	static struct resource palmte_kp_resources[] = {
	91	[0] = {
	92	.start = INT_KEYBOARD,
	93	.end = INT_KEYBOARD,
	94	.flags = IORESOURCE_IRQ,
	95	},
	96	};
	97
	98	static struct platform_device palmte_kp_device = {
	99	.name = "omap-keypad",
	100	.id = -1,
	101	.dev = {
	102	.platform_data = &palmte_kp_data,
	103	},
	104	.num_resources = ARRAY_SIZE(palmte_kp_resources),
	105	.resource = palmte_kp_resources,
	106	};
	107
	108	static struct mtd_partition palmte_rom_partitions[] = {
	109	/* PalmOS "Small ROM", contains the bootloader and the debugger */
	110	{
	111	.name = "smallrom",
	112	.offset = 0,
	113	.size = 0xa000,
	114	.mask_flags = MTD_WRITEABLE,
	115	},
	116	/* PalmOS "Big ROM", a filesystem with all the OS code and data */
	117	{
	118	.name = "bigrom",
	119	.offset = SZ_128K,
	120	/*
	121	* 0x5f0000 bytes big in the multi-language ("EFIGS") version,
	122	* 0x7b0000 bytes in the English-only ("enUS") version.
	123	*/
	124	.size = 0x7b0000,
	125	.mask_flags = MTD_WRITEABLE,
	126	},
	127	};
	128
561b036a	129	static struct physmap_flash_data palmte_rom_data = {
c3695015	130	.width = 2,
561b036a	131	.set_vpp = omap1_set_vpp,
c3695015 AZ	132	.parts = palmte_rom_partitions,
	133	.nr_parts = ARRAY_SIZE(palmte_rom_partitions),
	134	};
	135
	136	static struct resource palmte_rom_resource = {
	137	.start = OMAP_CS0_PHYS,
	138	.end = OMAP_CS0_PHYS + SZ_8M - 1,
	139	.flags = IORESOURCE_MEM,
	140	};
	141
	142	static struct platform_device palmte_rom_device = {
561b036a	143	.name = "physmap-flash",
c3695015 AZ	144	.id = -1,
	145	.dev = {
	146	.platform_data = &palmte_rom_data,
	147	},
	148	.num_resources = 1,
	149	.resource = &palmte_rom_resource,
	150	};
	151
9b6553cd TL	152	static struct platform_device palmte_lcd_device = {
	153	.name = "lcd_palmte",
	154	.id = -1,
	155	};
	156
c3695015 AZ	157	static struct omap_backlight_config palmte_backlight_config = {
	158	.default_intensity = 0xa0,
	159	};
	160
	161	static struct platform_device palmte_backlight_device = {
	162	.name = "omap-bl",
	163	.id = -1,
	164	.dev = {
	165	.platform_data = &palmte_backlight_config,
	166	},
	167	};
	168
	169	static struct omap_irda_config palmte_irda_config = {
	170	.transceiver_cap = IR_SIRMODE,
	171	.rx_channel = OMAP_DMA_UART3_RX,
	172	.tx_channel = OMAP_DMA_UART3_TX,
	173	.dest_start = UART3_THR,
	174	.src_start = UART3_RHR,
	175	.tx_trigger = 0,
	176	.rx_trigger = 0,
	177	};
	178
	179	static struct resource palmte_irda_resources[] = {
	180	[0] = {
	181	.start = INT_UART3,
	182	.end = INT_UART3,
	183	.flags = IORESOURCE_IRQ,
	184	},
	185	};
	186
	187	static struct platform_device palmte_irda_device = {
	188	.name = "omapirda",
	189	.id = -1,
	190	.dev = {
	191	.platform_data = &palmte_irda_config,
	192	},
	193	.num_resources = ARRAY_SIZE(palmte_irda_resources),
	194	.resource = palmte_irda_resources,
	195	};
	196
d7730cc0	197	static struct platform_device *palmte_devices[] __initdata = {
c3695015 AZ	198	&palmte_rom_device,
c3695015 AZ	199	&palmte_kp_device,
9b6553cd	200	&palmte_lcd_device,
c3695015 AZ	201	&palmte_backlight_device,
c3695015 AZ	202	&palmte_irda_device,
9b6553cd TL	203	};
9b6553cd TL	204
3179a019	205	static struct omap_usb_config palmte_usb_config __initdata = {
c3695015	206	.register_dev = 1, /* Mini-B only receptacle */
3179a019	207	.hmc_mode = 0,
c3695015	208	.pins[0] = 2,
3179a019 TL	209	};
3179a019 TL	210
3179a019	211	static struct omap_lcd_config palmte_lcd_config __initdata = {
3179a019 TL	212	.ctrl_name = "internal",
	213	};
	214
d7730cc0	215	static struct omap_board_config_kernel palmte_config[] __initdata = {
c3695015	216	{ OMAP_TAG_LCD, &palmte_lcd_config },
3179a019 TL	217	};
3179a019 TL	218
c3695015 AZ	219	static struct spi_board_info palmte_spi_info[] __initdata = {
	220	{
	221	.modalias = "tsc2102",
	222	.bus_num = 2, /* uWire (officially) */
	223	.chip_select = 0, /* As opposed to 3 */
	224	.irq = OMAP_GPIO_IRQ(PALMTE_PINTDAV_GPIO),
c3695015 AZ	225	.max_speed_hz = 8000000,
	226	},
	227	};
	228
d7730cc0 AZ	229	static void palmte_headphones_detect(void *data, int state)
	230	{
	231	if (state) {
c3695015	232	/* Headphones connected, disable speaker */
0b84b5ca	233	gpio_set_value(PALMTE_SPEAKER_GPIO, 0);
c3695015	234	printk(KERN_INFO "PM: speaker off\n");
d7730cc0	235	} else {
c3695015	236	/* Headphones unplugged, re-enable speaker */
0b84b5ca	237	gpio_set_value(PALMTE_SPEAKER_GPIO, 1);
c3695015 AZ	238	printk(KERN_INFO "PM: speaker on\n");
c3695015 AZ	239	}
c3695015 AZ	240	}
c3695015 AZ	241
d7730cc0	242	static void __init palmte_misc_gpio_setup(void)
c3695015	243	{
d7730cc0	244	/* Set TSC2102 PINTDAV pin as input (used by TSC2102 driver) */
f2d18fea	245	if (gpio_request(PALMTE_PINTDAV_GPIO, "TSC2102 PINTDAV") < 0) {
c3695015 AZ	246	printk(KERN_ERR "Could not reserve PINTDAV GPIO!\n");
	247	return;
	248	}
40e3925b	249	gpio_direction_input(PALMTE_PINTDAV_GPIO);
c3695015	250
d7730cc0	251	/* Set USB-or-DC-IN pin as input (unused) */
f2d18fea	252	if (gpio_request(PALMTE_USB_OR_DC_GPIO, "USB/DC-IN") < 0) {
c3695015 AZ	253	printk(KERN_ERR "Could not reserve cable signal GPIO!\n");
	254	return;
	255	}
40e3925b	256	gpio_direction_input(PALMTE_USB_OR_DC_GPIO);
c3695015 AZ	257	}
	258
	259	static void __init omap_palmte_init(void)
3179a019	260	{
c33da3a8 JK	261	/* mux pins for uarts */
	262	omap_cfg_reg(UART1_TX);
	263	omap_cfg_reg(UART1_RTS);
	264	omap_cfg_reg(UART2_TX);
	265	omap_cfg_reg(UART2_RTS);
	266	omap_cfg_reg(UART3_TX);
	267	omap_cfg_reg(UART3_RX);
	268
3179a019 TL	269	omap_board_config = palmte_config;
3179a019 TL	270	omap_board_config_size = ARRAY_SIZE(palmte_config);
9b6553cd	271
d7730cc0	272	platform_add_devices(palmte_devices, ARRAY_SIZE(palmte_devices));
c3695015 AZ	273
c3695015 AZ	274	spi_register_board_info(palmte_spi_info, ARRAY_SIZE(palmte_spi_info));
d7730cc0	275	palmte_misc_gpio_setup();
c3695015	276	omap_serial_init();
dd0cdd88	277	omap1_usb_init(&palmte_usb_config);
1ed16a86	278	omap_register_i2c_bus(1, 100, NULL, 0);
3179a019 TL	279	}
3179a019 TL	280
c3695015	281	static void __init omap_palmte_map_io(void)
3179a019	282	{
87bd63f6	283	omap1_map_common_io();
3179a019 TL	284	}
	285
	286	MACHINE_START(OMAP_PALMTE, "OMAP310 based Palm Tungsten E")
3179a019	287	.boot_params = 0x10000100,
c3695015	288	.map_io = omap_palmte_map_io,
71ee7dad	289	.reserve = omap_reserve,
c3695015 AZ	290	.init_irq = omap_palmte_init_irq,
c3695015 AZ	291	.init_machine = omap_palmte_init,
3179a019 TL	292	.timer = &omap_timer,
3179a019 TL	293	MACHINE_END