[mirror_ubuntu-bionic-kernel.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 <linux/omapfb.h>
#include <linux/spi/spi.h>
#include <linux/spi/ads7846.h>
#include <linux/platform_data/omap1_bl.h>
#include <linux/platform_data/leds-omap.h>

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

#include <mach/flash.h>
#include <mach/mux.h>
#include <linux/omap-dma.h>
#include <mach/tc.h>
#include <mach/irda.h>
#include <linux/platform_data/keypad-omap.h>

#include <mach/hardware.h>
#include <mach/usb.h>

#include "common.h"
#include "dma.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,
		.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 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);

	platform_add_devices(palmtt_devices, ARRAY_SIZE(palmtt_devices));

	palmtt_boardinfo[0].irq = gpio_to_irq(6);
	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);

	omapfb_set_lcd_config(&palmtt_lcd_config);
}

MACHINE_START(OMAP_PALMTT, "OMAP1510 based Palm Tungsten|T")
	.atag_offset	= 0x100,
	.map_io		= omap15xx_map_io,
	.init_early     = omap1_init_early,
	.init_irq	= omap1_init_irq,
	.init_machine	= omap_palmtt_init,
	.init_late	= omap1_init_late,
	.timer		= &omap1_timer,
	.restart	= omap1_restart,
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	26	#include <linux/leds.h>
ddba6c7f	27	#include <linux/omapfb.h>
2e3ee9f4 TL	28	#include <linux/spi/spi.h>
2e3ee9f4 TL	29	#include <linux/spi/ads7846.h>
cc012729	30	#include <linux/platform_data/omap1_bl.h>
a8f7445c	31	#include <linux/platform_data/leds-omap.h>
dc563b4f	32
dc563b4f MV	33	#include <asm/mach-types.h>
	34	#include <asm/mach/arch.h>
	35	#include <asm/mach/map.h>
dc563b4f	36
578fad4d	37	#include <mach/flash.h>
70c494c3	38	#include <mach/mux.h>
45c3eb7d	39	#include <linux/omap-dma.h>
54b693d4	40	#include <mach/tc.h>
2f7cd573	41	#include <mach/irda.h>
2203747c	42	#include <linux/platform_data/keypad-omap.h>
dc563b4f	43
2e3ee9f4	44	#include <mach/hardware.h>
b924b204	45	#include <mach/usb.h>
2e3ee9f4 TL	46
2e3ee9f4 TL	47	#include "common.h"
8c4cc005	48	#include "dma.h"
dc563b4f	49
b2830810 TL	50	#define PALMTT_USBDETECT_GPIO 0
	51	#define PALMTT_CABLE_GPIO 1
	52	#define PALMTT_LED_GPIO 3
	53	#define PALMTT_PENIRQ_GPIO 6
	54	#define PALMTT_MMC_WP_GPIO 8
	55	#define PALMTT_HDQ_GPIO 11
	56
da1f026b	57	static const unsigned int palmtt_keymap[] = {
dc563b4f	58	KEY(0, 0, KEY_ESC),
da1f026b JK	59	KEY(1, 0, KEY_SPACE),
	60	KEY(2, 0, KEY_LEFTCTRL),
	61	KEY(3, 0, KEY_TAB),
	62	KEY(4, 0, KEY_ENTER),
	63	KEY(0, 1, KEY_LEFT),
dc563b4f	64	KEY(1, 1, KEY_DOWN),
da1f026b JK	65	KEY(2, 1, KEY_UP),
	66	KEY(3, 1, KEY_RIGHT),
	67	KEY(0, 2, KEY_SLEEP),
	68	KEY(4, 2, KEY_Y),
dc563b4f MV	69	};
	70
	71	static struct mtd_partition palmtt_partitions[] = {
	72	{
	73	.name = "write8k",
	74	.offset = 0,
	75	.size = SZ_8K,
	76	.mask_flags = 0,
	77	},
	78	{
	79	.name = "PalmOS-BootLoader(ro)",
	80	.offset = SZ_8K,
	81	.size = 7 * SZ_8K,
	82	.mask_flags = MTD_WRITEABLE,
	83	},
	84	{
	85	.name = "u-boot",
	86	.offset = MTDPART_OFS_APPEND,
	87	.size = 8 * SZ_8K,
	88	.mask_flags = 0,
	89	},
	90	{
	91	.name = "PalmOS-FS(ro)",
	92	.offset = MTDPART_OFS_APPEND,
	93	.size = 7 * SZ_1M + 4 * SZ_64K - 16 * SZ_8K,
	94	.mask_flags = MTD_WRITEABLE,
	95	},
	96	{
	97	.name = "u-boot(rez)",
	98	.offset = MTDPART_OFS_APPEND,
	99	.size = SZ_128K,
	100	.mask_flags = 0
	101	},
	102	{
	103	.name = "empty",
	104	.offset = MTDPART_OFS_APPEND,
	105	.size = MTDPART_SIZ_FULL,
	106	.mask_flags = 0
	107	}
	108	};
	109
561b036a	110	static struct physmap_flash_data palmtt_flash_data = {
dc563b4f	111	.width = 2,
561b036a	112	.set_vpp = omap1_set_vpp,
dc563b4f MV	113	.parts = palmtt_partitions,
	114	.nr_parts = ARRAY_SIZE(palmtt_partitions),
	115	};
	116
	117	static struct resource palmtt_flash_resource = {
	118	.start = OMAP_CS0_PHYS,
	119	.end = OMAP_CS0_PHYS + SZ_8M - 1,
	120	.flags = IORESOURCE_MEM,
	121	};
	122
	123	static struct platform_device palmtt_flash_device = {
561b036a	124	.name = "physmap-flash",
dc563b4f MV	125	.id = 0,
	126	.dev = {
	127	.platform_data = &palmtt_flash_data,
	128	},
	129	.num_resources = 1,
	130	.resource = &palmtt_flash_resource,
	131	};
	132
dc563b4f MV	133	static struct resource palmtt_kp_resources[] = {
	134	[0] = {
	135	.start = INT_KEYBOARD,
	136	.end = INT_KEYBOARD,
	137	.flags = IORESOURCE_IRQ,
	138	},
	139	};
	140
da1f026b JK	141	static const struct matrix_keymap_data palmtt_keymap_data = {
	142	.keymap = palmtt_keymap,
	143	.keymap_size = ARRAY_SIZE(palmtt_keymap),
	144	};
	145
dc563b4f MV	146	static struct omap_kp_platform_data palmtt_kp_data = {
	147	.rows = 6,
	148	.cols = 3,
da1f026b	149	.keymap_data = &palmtt_keymap_data,
dc563b4f MV	150	};
	151
	152	static struct platform_device palmtt_kp_device = {
	153	.name = "omap-keypad",
	154	.id = -1,
	155	.dev = {
	156	.platform_data = &palmtt_kp_data,
	157	},
	158	.num_resources = ARRAY_SIZE(palmtt_kp_resources),
	159	.resource = palmtt_kp_resources,
	160	};
	161
	162	static struct platform_device palmtt_lcd_device = {
	163	.name = "lcd_palmtt",
	164	.id = -1,
	165	};
	166	static struct omap_irda_config palmtt_irda_config = {
	167	.transceiver_cap = IR_SIRMODE,
	168	.rx_channel = OMAP_DMA_UART3_RX,
	169	.tx_channel = OMAP_DMA_UART3_TX,
	170	.dest_start = UART3_THR,
	171	.src_start = UART3_RHR,
	172	.tx_trigger = 0,
	173	.rx_trigger = 0,
	174	};
	175
	176	static struct resource palmtt_irda_resources[] = {
	177	[0] = {
	178	.start = INT_UART3,
	179	.end = INT_UART3,
	180	.flags = IORESOURCE_IRQ,
	181	},
	182	};
	183
	184	static struct platform_device palmtt_irda_device = {
	185	.name = "omapirda",
	186	.id = -1,
	187	.dev = {
	188	.platform_data = &palmtt_irda_config,
	189	},
	190	.num_resources = ARRAY_SIZE(palmtt_irda_resources),
	191	.resource = palmtt_irda_resources,
	192	};
	193
	194	static struct platform_device palmtt_spi_device = {
	195	.name = "spi_palmtt",
	196	.id = -1,
	197	};
	198
	199	static struct omap_backlight_config palmtt_backlight_config = {
	200	.default_intensity = 0xa0,
	201	};
	202
	203	static struct platform_device palmtt_backlight_device = {
	204	.name = "omap-bl",
	205	.id = -1,
	206	.dev = {
	207	.platform_data= &palmtt_backlight_config,
	208	},
	209	};
	210
	211	static struct omap_led_config palmtt_led_config[] = {
	212	{
	213	.cdev = {
214	.name = "palmtt:led0",
215	},
216	.gpio = PALMTT_LED_GPIO,
217	},
218	};
219
220	static struct omap_led_platform_data palmtt_led_data = {
221	.nr_leds = ARRAY_SIZE(palmtt_led_config),
222	.leds = palmtt_led_config,
223	};
224
225	static struct platform_device palmtt_led_device = {
226	.name = "omap-led",
227	.id = -1,
228	.dev = {
229	.platform_data = &palmtt_led_data,
230	},
231	};
232
233	static struct platform_device *palmtt_devices[] __initdata = {
234	&palmtt_flash_device,
dc563b4f MV	235	&palmtt_kp_device,
	236	&palmtt_lcd_device,
	237	&palmtt_irda_device,
	238	&palmtt_spi_device,
	239	&palmtt_backlight_device,
	240	&palmtt_led_device,
	241	};
	242
	243	static int palmtt_get_pendown_state(void)
	244	{
0b84b5ca	245	return !gpio_get_value(6);
dc563b4f MV	246	}
	247
	248	static const struct ads7846_platform_data palmtt_ts_info = {
	249	.model = 7846,
	250	.vref_delay_usecs = 100, /* internal, no capacitor */
	251	.x_plate_ohms = 419,
	252	.y_plate_ohms = 486,
	253	.get_pendown_state = palmtt_get_pendown_state,
	254	};
	255
	256	static struct spi_board_info __initdata palmtt_boardinfo[] = {
	257	{
	258	/* MicroWire (bus 2) CS0 has an ads7846e */
	259	.modalias = "ads7846",
	260	.platform_data = &palmtt_ts_info,
dc563b4f MV	261	.max_speed_hz = 120000 /* max sample rate at 3V */
	262	* 26 /* command + data + overhead */,
	263	.bus_num = 2,
	264	.chip_select = 0,
	265	}
	266	};
	267
dc563b4f MV	268	static struct omap_usb_config palmtt_usb_config __initdata = {
	269	.register_dev = 1,
	270	.hmc_mode = 0,
	271	.pins[0] = 2,
	272	};
	273
	274	static struct omap_lcd_config palmtt_lcd_config __initdata = {
	275	.ctrl_name = "internal",
	276	};
	277
dc563b4f MV	278	static void __init omap_mpu_wdt_mode(int mode) {
	279	if (mode)
	280	omap_writew(0x8000, OMAP_WDT_TIMER_MODE);
	281	else {
	282	omap_writew(0x00f5, OMAP_WDT_TIMER_MODE);
	283	omap_writew(0x00a0, OMAP_WDT_TIMER_MODE);
	284	}
	285	}
	286
	287	static void __init omap_palmtt_init(void)
	288	{
c33da3a8 JK	289	/* mux pins for uarts */
	290	omap_cfg_reg(UART1_TX);
	291	omap_cfg_reg(UART1_RTS);
	292	omap_cfg_reg(UART2_TX);
	293	omap_cfg_reg(UART2_RTS);
	294	omap_cfg_reg(UART3_TX);
	295	omap_cfg_reg(UART3_RX);
	296
dc563b4f MV	297	omap_mpu_wdt_mode(0);
dc563b4f MV	298
dc563b4f MV	299	platform_add_devices(palmtt_devices, ARRAY_SIZE(palmtt_devices));
dc563b4f MV	300
46a0a540	301	palmtt_boardinfo[0].irq = gpio_to_irq(6);
dc563b4f MV	302	spi_register_board_info(palmtt_boardinfo,ARRAY_SIZE(palmtt_boardinfo));
dc563b4f MV	303	omap_serial_init();
dd0cdd88	304	omap1_usb_init(&palmtt_usb_config);
1ed16a86	305	omap_register_i2c_bus(1, 100, NULL, 0);
ddba6c7f TV	306
ddba6c7f TV	307	omapfb_set_lcd_config(&palmtt_lcd_config);
dc563b4f MV	308	}
dc563b4f MV	309
dc563b4f	310	MACHINE_START(OMAP_PALMTT, "OMAP1510 based Palm Tungsten\|T")
246e389d	311	.atag_offset = 0x100,
7b88e62f TL	312	.map_io = omap15xx_map_io,
7b88e62f TL	313	.init_early = omap1_init_early,
7b88e62f	314	.init_irq = omap1_init_irq,
dc563b4f	315	.init_machine = omap_palmtt_init,
82c3bd03	316	.init_late = omap1_init_late,
e74984e4	317	.timer = &omap1_timer,
baa95883	318	.restart = omap1_restart,
dc563b4f	319	MACHINE_END