[linux-2.6-block.git] / arch / arm / mach-omap1 / board-palmtt.c

/*
 * linux/arch/arm/mach-omap1/board-palmtt.c
 *
 * Modified from board-palmtt2.c
 *
 * Modified and amended for Palm Tungsten|T
 * by Marek Vasut <marek.vasut@gmail.com>
 *
 * 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/delay.h>
#include <linux/gpio.h>
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/notifier.h>
#include <linux/clk.h>
#include <linux/input.h>
#include <linux/interrupt.h>
#include <linux/mtd/mtd.h>
#include <linux/mtd/partitions.h>
#include <linux/mtd/physmap.h>
#include <linux/leds.h>

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

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

#include <linux/spi/spi.h>
#include <linux/spi/ads7846.h>

#define PALMTT_USBDETECT_GPIO	0
#define PALMTT_CABLE_GPIO	1
#define PALMTT_LED_GPIO		3
#define PALMTT_PENIRQ_GPIO	6
#define PALMTT_MMC_WP_GPIO	8
#define PALMTT_HDQ_GPIO		11

static const unsigned int palmtt_keymap[] = {
	KEY(0, 0, KEY_ESC),
	KEY(1, 0, KEY_SPACE),
	KEY(2, 0, KEY_LEFTCTRL),
	KEY(3, 0, KEY_TAB),
	KEY(4, 0, KEY_ENTER),
	KEY(0, 1, KEY_LEFT),
	KEY(1, 1, KEY_DOWN),
	KEY(2, 1, KEY_UP),
	KEY(3, 1, KEY_RIGHT),
	KEY(0, 2, KEY_SLEEP),
	KEY(4, 2, KEY_Y),
};

static struct mtd_partition palmtt_partitions[] = {
	{
		.name		= "write8k",
		.offset		= 0,
		.size		= SZ_8K,
		.mask_flags	= 0,
	},
	{
		.name		= "PalmOS-BootLoader(ro)",
		.offset		= SZ_8K,
		.size		= 7 * SZ_8K,
		.mask_flags	= MTD_WRITEABLE,
	},
	{
		.name		= "u-boot",
		.offset		= MTDPART_OFS_APPEND,
		.size		= 8 * SZ_8K,
		.mask_flags	= 0,
	},
	{
		.name		= "PalmOS-FS(ro)",
		.offset		= MTDPART_OFS_APPEND,
		.size		= 7 * SZ_1M + 4 * SZ_64K - 16 * SZ_8K,
		.mask_flags	= MTD_WRITEABLE,
	},
	{
		.name		= "u-boot(rez)",
		.offset		= MTDPART_OFS_APPEND,
		.size		= SZ_128K,
		.mask_flags	= 0
	},
	{
		.name		= "empty",
		.offset		= MTDPART_OFS_APPEND,
		.size		= MTDPART_SIZ_FULL,
		.mask_flags	= 0
	}
};

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

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

static struct platform_device palmtt_flash_device = {
	.name		= "physmap-flash",
	.id		= 0,
	.dev		= {
		.platform_data	= &palmtt_flash_data,
	},
	.num_resources	= 1,
	.resource	= &palmtt_flash_resource,
};

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

static const struct matrix_keymap_data palmtt_keymap_data = {
	.keymap		= palmtt_keymap,
	.keymap_size	= ARRAY_SIZE(palmtt_keymap),
};

static struct omap_kp_platform_data palmtt_kp_data = {
	.rows	= 6,
	.cols	= 3,
	.keymap_data = &palmtt_keymap_data,
};

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

static struct platform_device palmtt_lcd_device = {
	.name		= "lcd_palmtt",
	.id		= -1,
};
static struct omap_irda_config palmtt_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 palmtt_irda_resources[] = {
	[0]	= {
		.start	= INT_UART3,
		.end	= INT_UART3,
		.flags	= IORESOURCE_IRQ,
	},
};

static struct platform_device palmtt_irda_device = {
	.name		= "omapirda",
	.id		= -1,
	.dev		= {
		.platform_data	= &palmtt_irda_config,
	},
	.num_resources	= ARRAY_SIZE(palmtt_irda_resources),
	.resource	= palmtt_irda_resources,
};

static struct platform_device palmtt_spi_device = {
	.name		= "spi_palmtt",
	.id		= -1,
};

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

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

static struct omap_led_config palmtt_led_config[] = {
	{
		.cdev	= {
			.name	= "palmtt:led0",
		},
		.gpio	= PALMTT_LED_GPIO,
	},
};

static struct omap_led_platform_data palmtt_led_data = {
	.nr_leds	= ARRAY_SIZE(palmtt_led_config),
	.leds		= palmtt_led_config,
};

static struct platform_device palmtt_led_device = {
	.name	= "omap-led",
	.id	= -1,
	.dev	= {
		.platform_data	= &palmtt_led_data,
	},
};

static struct platform_device *palmtt_devices[] __initdata = {
	&palmtt_flash_device,
	&palmtt_kp_device,
	&palmtt_lcd_device,
	&palmtt_irda_device,
	&palmtt_spi_device,
	&palmtt_backlight_device,
	&palmtt_led_device,
};

static int palmtt_get_pendown_state(void)
{
	return !gpio_get_value(6);
}

static const struct ads7846_platform_data palmtt_ts_info = {
	.model			= 7846,
	.vref_delay_usecs	= 100,	/* internal, no capacitor */
	.x_plate_ohms		= 419,
	.y_plate_ohms		= 486,
	.get_pendown_state	= palmtt_get_pendown_state,
};

static struct spi_board_info __initdata palmtt_boardinfo[] = {
	{
		/* MicroWire (bus 2) CS0 has an ads7846e */
		.modalias	= "ads7846",
		.platform_data	= &palmtt_ts_info,
		.irq		= OMAP_GPIO_IRQ(6),
		.max_speed_hz	= 120000	/* max sample rate at 3V */
					* 26	/* command + data + overhead */,
		.bus_num	= 2,
		.chip_select	= 0,
	}
};

static struct omap_usb_config palmtt_usb_config __initdata = {
	.register_dev	= 1,
	.hmc_mode	= 0,
	.pins[0]	= 2,
};

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

static struct omap_board_config_kernel palmtt_config[] __initdata = {
	{ OMAP_TAG_LCD,		&palmtt_lcd_config	},
};

static void __init omap_mpu_wdt_mode(int mode) {
	if (mode)
		omap_writew(0x8000, OMAP_WDT_TIMER_MODE);
	else {
		omap_writew(0x00f5, OMAP_WDT_TIMER_MODE);
		omap_writew(0x00a0, OMAP_WDT_TIMER_MODE);
	}
}

static void __init omap_palmtt_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_mpu_wdt_mode(0);

	omap_board_config = palmtt_config;
	omap_board_config_size = ARRAY_SIZE(palmtt_config);

	platform_add_devices(palmtt_devices, ARRAY_SIZE(palmtt_devices));

	spi_register_board_info(palmtt_boardinfo,ARRAY_SIZE(palmtt_boardinfo));
	omap_serial_init();
	omap1_usb_init(&palmtt_usb_config);
	omap_register_i2c_bus(1, 100, NULL, 0);
}

MACHINE_START(OMAP_PALMTT, "OMAP1510 based Palm Tungsten|T")
	.atag_offset	= 0x100,
	.map_io		= omap15xx_map_io,
	.init_early     = omap1_init_early,
	.reserve	= omap_reserve,
	.init_irq	= omap1_init_irq,
	.init_machine	= omap_palmtt_init,
	.timer		= &omap1_timer,
MACHINE_END
Commit	Line	Data
dc563b4f MV	1	/*
	2	* linux/arch/arm/mach-omap1/board-palmtt.c
	3	*
	4	* Modified from board-palmtt2.c
	5	*
	6	* Modified and amended for Palm Tungsten\|T
	7	* by Marek Vasut <marek.vasut@gmail.com>
	8	*
	9	* This program is free software; you can redistribute it and/or modify
	10	* it under the terms of the GNU General Public License version 2 as
	11	* published by the Free Software Foundation.
	12	*/
	13
	14	#include <linux/delay.h>
2f8163ba	15	#include <linux/gpio.h>
dc563b4f MV	16	#include <linux/kernel.h>
	17	#include <linux/init.h>
	18	#include <linux/platform_device.h>
	19	#include <linux/notifier.h>
	20	#include <linux/clk.h>
	21	#include <linux/input.h>
	22	#include <linux/interrupt.h>
	23	#include <linux/mtd/mtd.h>
	24	#include <linux/mtd/partitions.h>
561b036a	25	#include <linux/mtd/physmap.h>
dc563b4f MV	26	#include <linux/leds.h>
dc563b4f MV	27
a09e64fb	28	#include <mach/hardware.h>
dc563b4f MV	29	#include <asm/mach-types.h>
	30	#include <asm/mach/arch.h>
	31	#include <asm/mach/map.h>
dc563b4f	32
ce491cf8	33	#include <plat/led.h>
561b036a	34	#include <plat/flash.h>
ce491cf8 TL	35	#include <plat/mux.h>
	36	#include <plat/usb.h>
	37	#include <plat/dma.h>
	38	#include <plat/tc.h>
	39	#include <plat/board.h>
	40	#include <plat/irda.h>
	41	#include <plat/keypad.h>
4e65331c	42	#include "common.h"
dc563b4f	43
dc563b4f MV	44	#include <linux/spi/spi.h>
	45	#include <linux/spi/ads7846.h>
	46
b2830810 TL	47	#define PALMTT_USBDETECT_GPIO 0
	48	#define PALMTT_CABLE_GPIO 1
	49	#define PALMTT_LED_GPIO 3
	50	#define PALMTT_PENIRQ_GPIO 6
	51	#define PALMTT_MMC_WP_GPIO 8
	52	#define PALMTT_HDQ_GPIO 11
	53
da1f026b	54	static const unsigned int palmtt_keymap[] = {
dc563b4f	55	KEY(0, 0, KEY_ESC),
da1f026b JK	56	KEY(1, 0, KEY_SPACE),
	57	KEY(2, 0, KEY_LEFTCTRL),
	58	KEY(3, 0, KEY_TAB),
	59	KEY(4, 0, KEY_ENTER),
	60	KEY(0, 1, KEY_LEFT),
dc563b4f	61	KEY(1, 1, KEY_DOWN),
da1f026b JK	62	KEY(2, 1, KEY_UP),
	63	KEY(3, 1, KEY_RIGHT),
	64	KEY(0, 2, KEY_SLEEP),
	65	KEY(4, 2, KEY_Y),
dc563b4f MV	66	};
	67
	68	static struct mtd_partition palmtt_partitions[] = {
	69	{
	70	.name = "write8k",
	71	.offset = 0,
	72	.size = SZ_8K,
	73	.mask_flags = 0,
	74	},
	75	{
	76	.name = "PalmOS-BootLoader(ro)",
	77	.offset = SZ_8K,
	78	.size = 7 * SZ_8K,
	79	.mask_flags = MTD_WRITEABLE,
	80	},
	81	{
	82	.name = "u-boot",
	83	.offset = MTDPART_OFS_APPEND,
	84	.size = 8 * SZ_8K,
	85	.mask_flags = 0,
	86	},
	87	{
	88	.name = "PalmOS-FS(ro)",
	89	.offset = MTDPART_OFS_APPEND,
	90	.size = 7 * SZ_1M + 4 * SZ_64K - 16 * SZ_8K,
	91	.mask_flags = MTD_WRITEABLE,
	92	},
	93	{
	94	.name = "u-boot(rez)",
	95	.offset = MTDPART_OFS_APPEND,
	96	.size = SZ_128K,
	97	.mask_flags = 0
	98	},
	99	{
	100	.name = "empty",
	101	.offset = MTDPART_OFS_APPEND,
	102	.size = MTDPART_SIZ_FULL,
	103	.mask_flags = 0
	104	}
	105	};
	106
561b036a	107	static struct physmap_flash_data palmtt_flash_data = {
dc563b4f	108	.width = 2,
561b036a	109	.set_vpp = omap1_set_vpp,
dc563b4f MV	110	.parts = palmtt_partitions,
	111	.nr_parts = ARRAY_SIZE(palmtt_partitions),
	112	};
	113
	114	static struct resource palmtt_flash_resource = {
	115	.start = OMAP_CS0_PHYS,
	116	.end = OMAP_CS0_PHYS + SZ_8M - 1,
	117	.flags = IORESOURCE_MEM,
	118	};
	119
	120	static struct platform_device palmtt_flash_device = {
561b036a	121	.name = "physmap-flash",
dc563b4f MV	122	.id = 0,
	123	.dev = {
	124	.platform_data = &palmtt_flash_data,
	125	},
	126	.num_resources = 1,
	127	.resource = &palmtt_flash_resource,
	128	};
	129
dc563b4f MV	130	static struct resource palmtt_kp_resources[] = {
	131	[0] = {
	132	.start = INT_KEYBOARD,
	133	.end = INT_KEYBOARD,
	134	.flags = IORESOURCE_IRQ,
	135	},
	136	};
	137
da1f026b JK	138	static const struct matrix_keymap_data palmtt_keymap_data = {
	139	.keymap = palmtt_keymap,
	140	.keymap_size = ARRAY_SIZE(palmtt_keymap),
	141	};
	142
dc563b4f MV	143	static struct omap_kp_platform_data palmtt_kp_data = {
	144	.rows = 6,
	145	.cols = 3,
da1f026b	146	.keymap_data = &palmtt_keymap_data,
dc563b4f MV	147	};
	148
	149	static struct platform_device palmtt_kp_device = {
	150	.name = "omap-keypad",
	151	.id = -1,
	152	.dev = {
	153	.platform_data = &palmtt_kp_data,
	154	},
	155	.num_resources = ARRAY_SIZE(palmtt_kp_resources),
	156	.resource = palmtt_kp_resources,
	157	};
	158
	159	static struct platform_device palmtt_lcd_device = {
	160	.name = "lcd_palmtt",
	161	.id = -1,
	162	};
	163	static struct omap_irda_config palmtt_irda_config = {
	164	.transceiver_cap = IR_SIRMODE,
	165	.rx_channel = OMAP_DMA_UART3_RX,
	166	.tx_channel = OMAP_DMA_UART3_TX,
	167	.dest_start = UART3_THR,
	168	.src_start = UART3_RHR,
	169	.tx_trigger = 0,
	170	.rx_trigger = 0,
	171	};
	172
	173	static struct resource palmtt_irda_resources[] = {
	174	[0] = {
	175	.start = INT_UART3,
	176	.end = INT_UART3,
	177	.flags = IORESOURCE_IRQ,
	178	},
	179	};
	180
	181	static struct platform_device palmtt_irda_device = {
	182	.name = "omapirda",
	183	.id = -1,
	184	.dev = {
	185	.platform_data = &palmtt_irda_config,
	186	},
	187	.num_resources = ARRAY_SIZE(palmtt_irda_resources),
	188	.resource = palmtt_irda_resources,
	189	};
	190
	191	static struct platform_device palmtt_spi_device = {
	192	.name = "spi_palmtt",
	193	.id = -1,
	194	};
	195
	196	static struct omap_backlight_config palmtt_backlight_config = {
	197	.default_intensity = 0xa0,
	198	};
	199
	200	static struct platform_device palmtt_backlight_device = {
	201	.name = "omap-bl",
	202	.id = -1,
	203	.dev = {
	204	.platform_data= &palmtt_backlight_config,
	205	},
	206	};
	207
	208	static struct omap_led_config palmtt_led_config[] = {
	209	{
	210	.cdev = {
211	.name = "palmtt:led0",
212	},
213	.gpio = PALMTT_LED_GPIO,
214	},
215	};
216
217	static struct omap_led_platform_data palmtt_led_data = {
218	.nr_leds = ARRAY_SIZE(palmtt_led_config),
219	.leds = palmtt_led_config,
220	};
221
222	static struct platform_device palmtt_led_device = {
223	.name = "omap-led",
224	.id = -1,
225	.dev = {
226	.platform_data = &palmtt_led_data,
227	},
228	};
229
230	static struct platform_device *palmtt_devices[] __initdata = {
231	&palmtt_flash_device,
dc563b4f MV	232	&palmtt_kp_device,
	233	&palmtt_lcd_device,
	234	&palmtt_irda_device,
	235	&palmtt_spi_device,
	236	&palmtt_backlight_device,
	237	&palmtt_led_device,
	238	};
	239
	240	static int palmtt_get_pendown_state(void)
	241	{
0b84b5ca	242	return !gpio_get_value(6);
dc563b4f MV	243	}
	244
	245	static const struct ads7846_platform_data palmtt_ts_info = {
	246	.model = 7846,
	247	.vref_delay_usecs = 100, /* internal, no capacitor */
	248	.x_plate_ohms = 419,
	249	.y_plate_ohms = 486,
	250	.get_pendown_state = palmtt_get_pendown_state,
	251	};
	252
	253	static struct spi_board_info __initdata palmtt_boardinfo[] = {
	254	{
	255	/* MicroWire (bus 2) CS0 has an ads7846e */
	256	.modalias = "ads7846",
	257	.platform_data = &palmtt_ts_info,
	258	.irq = OMAP_GPIO_IRQ(6),
	259	.max_speed_hz = 120000 /* max sample rate at 3V */
	260	* 26 /* command + data + overhead */,
	261	.bus_num = 2,
	262	.chip_select = 0,
	263	}
	264	};
	265
dc563b4f MV	266	static struct omap_usb_config palmtt_usb_config __initdata = {
	267	.register_dev = 1,
	268	.hmc_mode = 0,
	269	.pins[0] = 2,
	270	};
	271
	272	static struct omap_lcd_config palmtt_lcd_config __initdata = {
	273	.ctrl_name = "internal",
	274	};
	275
e27a93a9	276	static struct omap_board_config_kernel palmtt_config[] __initdata = {
a524626b	277	{ OMAP_TAG_LCD, &palmtt_lcd_config },
dc563b4f MV	278	};
	279
	280	static void __init omap_mpu_wdt_mode(int mode) {
	281	if (mode)
	282	omap_writew(0x8000, OMAP_WDT_TIMER_MODE);
	283	else {
	284	omap_writew(0x00f5, OMAP_WDT_TIMER_MODE);
	285	omap_writew(0x00a0, OMAP_WDT_TIMER_MODE);
	286	}
	287	}
	288
	289	static void __init omap_palmtt_init(void)
	290	{
c33da3a8 JK	291	/* mux pins for uarts */
	292	omap_cfg_reg(UART1_TX);
	293	omap_cfg_reg(UART1_RTS);
	294	omap_cfg_reg(UART2_TX);
	295	omap_cfg_reg(UART2_RTS);
	296	omap_cfg_reg(UART3_TX);
	297	omap_cfg_reg(UART3_RX);
	298
dc563b4f MV	299	omap_mpu_wdt_mode(0);
	300
	301	omap_board_config = palmtt_config;
	302	omap_board_config_size = ARRAY_SIZE(palmtt_config);
	303
	304	platform_add_devices(palmtt_devices, ARRAY_SIZE(palmtt_devices));
	305
	306	spi_register_board_info(palmtt_boardinfo,ARRAY_SIZE(palmtt_boardinfo));
	307	omap_serial_init();
dd0cdd88	308	omap1_usb_init(&palmtt_usb_config);
1ed16a86	309	omap_register_i2c_bus(1, 100, NULL, 0);
dc563b4f MV	310	}
dc563b4f MV	311
dc563b4f	312	MACHINE_START(OMAP_PALMTT, "OMAP1510 based Palm Tungsten\|T")
246e389d	313	.atag_offset = 0x100,
7b88e62f TL	314	.map_io = omap15xx_map_io,
7b88e62f TL	315	.init_early = omap1_init_early,
71ee7dad	316	.reserve = omap_reserve,
7b88e62f	317	.init_irq = omap1_init_irq,
dc563b4f	318	.init_machine = omap_palmtt_init,
e74984e4	319	.timer = &omap1_timer,
dc563b4f	320	MACHINE_END