2 * linux/arch/arm/mach-omap2/board-n800.c
4 * Copyright (C) 2005-2007 Nokia Corporation
5 * Author: Juha Yrjola <juha.yrjola@nokia.com>
7 * Modified from mach-omap2/board-generic.c
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.
14 #include <linux/kernel.h>
15 #include <linux/init.h>
16 #include <linux/clk.h>
17 #include <linux/device.h>
18 #include <linux/platform_device.h>
19 #include <linux/spi/spi.h>
20 #include <linux/spi/tsc2301.h>
21 #include <linux/spi/tsc2005.h>
22 #include <linux/input.h>
23 #include <linux/delay.h>
24 #include <linux/interrupt.h>
25 #include <linux/irq.h>
26 #include <linux/i2c.h>
27 #include <linux/i2c/lm8323.h>
28 #include <linux/i2c/menelaus.h>
29 #include <linux/i2c/lp5521.h>
30 #include <mach/hardware.h>
31 #include <asm/mach-types.h>
32 #include <asm/mach/arch.h>
33 #include <asm/mach/map.h>
34 #include <mach/gpio.h>
36 #include <mach/board.h>
37 #include <mach/common.h>
38 #include <mach/mcspi.h>
39 #include <mach/lcd_mipid.h>
40 #include <mach/clock.h>
41 #include <mach/gpio-switch.h>
42 #include <mach/omapfb.h>
43 #include <mach/blizzard.h>
45 #include <../drivers/cbus/tahvo.h>
46 #include <../drivers/media/video/tcm825x.h>
48 #define N800_BLIZZARD_POWERDOWN_GPIO 15
49 #define N800_STI_GPIO 62
50 #define N800_KEYB_IRQ_GPIO 109
51 #define N800_DAV_IRQ_GPIO 103
52 #define N800_TSC2301_RESET_GPIO 118
54 #ifdef CONFIG_MACH_NOKIA_N810
55 static s16 rx44_keymap[LM8323_KEYMAP_SIZE] = {
60 [0x05] = KEY_BACKSPACE,
72 [0x14] = KEY_APOSTROPHE,
79 [0x1c] = KEY_LEFTSHIFT, /* Actually, this is both shift keys */
83 [0x22] = KEY_SEMICOLON,
91 [0x32] = KEY_RIGHTCTRL,
111 [0x75] = KEY_KPENTER,
114 static struct lm8323_platform_data lm8323_pdata = {
115 .repeat = 0, /* Repeat is handled in userspace for now. */
116 .keymap = rx44_keymap,
122 .name = "Internal keyboard",
123 .pwm1_name = "n810::keyboard",
124 .pwm2_name = "n810::cover",
128 void __init nokia_n800_init_irq(void)
130 omap2_init_common_hw(NULL);
134 #ifdef CONFIG_OMAP_STI
135 if (gpio_request(N800_STI_GPIO, "STI") < 0) {
136 printk(KERN_ERR "Failed to request GPIO %d for STI\n",
141 gpio_direction_output(N800_STI_GPIO, 0);
145 #if defined(CONFIG_MENELAUS) && defined(CONFIG_SENSORS_TMP105)
147 static int n800_tmp105_set_power(int enable)
149 return menelaus_set_vaux(enable ? 2800 : 0);
154 #define n800_tmp105_set_power NULL
158 static struct omap_uart_config n800_uart_config __initdata = {
159 .enabled_uarts = (1 << 0) | (1 << 2),
162 #include "../../../drivers/cbus/retu.h"
164 static struct omap_fbmem_config n800_fbmem0_config __initdata = {
168 static struct omap_fbmem_config n800_fbmem1_config __initdata = {
172 static struct omap_fbmem_config n800_fbmem2_config __initdata = {
176 static struct omap_tmp105_config n800_tmp105_config __initdata = {
177 .tmp105_irq_pin = 125,
178 .set_power = n800_tmp105_set_power,
181 static void mipid_shutdown(struct mipid_platform_data *pdata)
183 if (pdata->nreset_gpio != -1) {
184 pr_info("shutdown LCD\n");
185 gpio_set_value(pdata->nreset_gpio, 0);
190 static struct mipid_platform_data n800_mipid_platform_data = {
191 .shutdown = mipid_shutdown,
194 static void __init mipid_dev_init(void)
196 const struct omap_lcd_config *conf;
198 conf = omap_get_config(OMAP_TAG_LCD, struct omap_lcd_config);
200 n800_mipid_platform_data.nreset_gpio = conf->nreset_gpio;
201 n800_mipid_platform_data.data_lines = conf->data_lines;
209 static int blizzard_get_clocks(void)
211 blizzard.sys_ck = clk_get(0, "osc_ck");
212 if (IS_ERR(blizzard.sys_ck)) {
213 printk(KERN_ERR "can't get Blizzard clock\n");
214 return PTR_ERR(blizzard.sys_ck);
219 static unsigned long blizzard_get_clock_rate(struct device *dev)
221 return clk_get_rate(blizzard.sys_ck);
224 static void blizzard_enable_clocks(int enable)
227 clk_enable(blizzard.sys_ck);
229 clk_disable(blizzard.sys_ck);
232 static void blizzard_power_up(struct device *dev)
234 /* Vcore to 1.475V */
235 tahvo_set_clear_reg_bits(0x07, 0, 0xf);
238 blizzard_enable_clocks(1);
239 gpio_set_value(N800_BLIZZARD_POWERDOWN_GPIO, 1);
242 static void blizzard_power_down(struct device *dev)
244 gpio_set_value(N800_BLIZZARD_POWERDOWN_GPIO, 0);
245 blizzard_enable_clocks(0);
247 /* Vcore to 1.005V */
248 tahvo_set_clear_reg_bits(0x07, 0xf, 0);
251 static struct blizzard_platform_data n800_blizzard_data = {
252 .power_up = blizzard_power_up,
253 .power_down = blizzard_power_down,
254 .get_clock_rate = blizzard_get_clock_rate,
258 static void __init blizzard_dev_init(void)
262 r = gpio_request(N800_BLIZZARD_POWERDOWN_GPIO, "Blizzard pd");
265 gpio_direction_output(N800_BLIZZARD_POWERDOWN_GPIO, 1);
267 blizzard_get_clocks();
268 omapfb_set_ctrl_platform_data(&n800_blizzard_data);
271 static struct omap_board_config_kernel n800_config[] __initdata = {
272 { OMAP_TAG_UART, &n800_uart_config },
273 { OMAP_TAG_FBMEM, &n800_fbmem0_config },
274 { OMAP_TAG_FBMEM, &n800_fbmem1_config },
275 { OMAP_TAG_FBMEM, &n800_fbmem2_config },
276 { OMAP_TAG_TMP105, &n800_tmp105_config },
279 static struct tsc2301_platform_data tsc2301_config = {
280 .reset_gpio = N800_TSC2301_RESET_GPIO,
282 -1, /* Event for bit 0 */
283 KEY_UP, /* Event for bit 1 (up) */
284 KEY_F5, /* Event for bit 2 (home) */
285 -1, /* Event for bit 3 */
286 KEY_LEFT, /* Event for bit 4 (left) */
287 KEY_ENTER, /* Event for bit 5 (enter) */
288 KEY_RIGHT, /* Event for bit 6 (right) */
289 -1, /* Event for bit 7 */
290 KEY_ESC, /* Event for bit 8 (cycle) */
291 KEY_DOWN, /* Event for bit 9 (down) */
292 KEY_F4, /* Event for bit 10 (menu) */
293 -1, /* Event for bit 11 */
294 KEY_F8, /* Event for bit 12 (Zoom-) */
295 KEY_F6, /* Event for bit 13 (FS) */
296 KEY_F7, /* Event for bit 14 (Zoom+) */
297 -1, /* Event for bit 15 */
300 .keyb_name = "Internal keypad",
303 static void tsc2301_dev_init(void)
306 int gpio = N800_KEYB_IRQ_GPIO;
308 r = gpio_request(gpio, "tsc2301 KBD IRQ");
310 gpio_direction_input(gpio);
311 tsc2301_config.keyb_int = gpio_to_irq(gpio);
313 printk(KERN_ERR "unable to get KBD GPIO");
316 gpio = N800_DAV_IRQ_GPIO;
317 r = gpio_request(gpio, "tsc2301 DAV IRQ");
319 gpio_direction_input(gpio);
320 tsc2301_config.dav_int = gpio_to_irq(gpio);
322 printk(KERN_ERR "unable to get DAV GPIO");
326 static int __init tea5761_dev_init(void)
328 const struct omap_tea5761_config *info;
331 info = omap_get_config(OMAP_TAG_TEA5761, struct omap_tea5761_config);
333 enable_gpio = info->enable_gpio;
336 pr_debug("Enabling tea5761 at GPIO %d\n",
339 if (gpio_request(enable_gpio, "TEA5761 enable") < 0) {
340 printk(KERN_ERR "Can't request GPIO %d\n",
345 gpio_direction_output(enable_gpio, 0);
347 gpio_set_value(enable_gpio, 1);
353 static struct omap2_mcspi_device_config tsc2301_mcspi_config = {
358 static struct omap2_mcspi_device_config mipid_mcspi_config = {
363 static struct omap2_mcspi_device_config cx3110x_mcspi_config = {
368 #ifdef CONFIG_TOUCHSCREEN_TSC2005
369 static struct tsc2005_platform_data tsc2005_config = {
374 static struct omap2_mcspi_device_config tsc2005_mcspi_config = {
380 static struct spi_board_info n800_spi_board_info[] __initdata = {
382 .modalias = "lcd_mipid",
385 .max_speed_hz = 4000000,
386 .controller_data= &mipid_mcspi_config,
387 .platform_data = &n800_mipid_platform_data,
389 .modalias = "cx3110x",
392 .max_speed_hz = 48000000,
393 .controller_data= &cx3110x_mcspi_config,
396 .modalias = "tsc2301",
399 .max_speed_hz = 6000000,
400 .controller_data= &tsc2301_mcspi_config,
401 .platform_data = &tsc2301_config,
405 static struct spi_board_info n810_spi_board_info[] __initdata = {
407 .modalias = "lcd_mipid",
410 .max_speed_hz = 4000000,
411 .controller_data = &mipid_mcspi_config,
412 .platform_data = &n800_mipid_platform_data,
415 .modalias = "cx3110x",
418 .max_speed_hz = 48000000,
419 .controller_data = &cx3110x_mcspi_config,
422 .modalias = "tsc2005",
425 .max_speed_hz = 6000000,
426 .controller_data = &tsc2005_mcspi_config,
427 .platform_data = &tsc2005_config,
431 static void __init tsc2005_set_config(void)
433 const struct omap_lcd_config *conf;
435 conf = omap_get_config(OMAP_TAG_LCD, struct omap_lcd_config);
437 #ifdef CONFIG_TOUCHSCREEN_TSC2005
438 if (strcmp(conf->panel_name, "lph8923") == 0) {
439 tsc2005_config.ts_x_plate_ohm = 180;
440 tsc2005_config.ts_hw_avg = 0;
441 tsc2005_config.ts_ignore_last = 0;
442 tsc2005_config.ts_touch_pressure = 1500;
443 tsc2005_config.ts_stab_time = 100;
444 tsc2005_config.ts_pressure_max = 2048;
445 tsc2005_config.ts_pressure_fudge = 2;
446 tsc2005_config.ts_x_max = 4096;
447 tsc2005_config.ts_x_fudge = 4;
448 tsc2005_config.ts_y_max = 4096;
449 tsc2005_config.ts_y_fudge = 7;
450 } else if (strcmp(conf->panel_name, "ls041y3") == 0) {
451 tsc2005_config.ts_x_plate_ohm = 280;
452 tsc2005_config.ts_hw_avg = 0;
453 tsc2005_config.ts_ignore_last = 0;
454 tsc2005_config.ts_touch_pressure = 1500;
455 tsc2005_config.ts_stab_time = 1000;
456 tsc2005_config.ts_pressure_max = 2048;
457 tsc2005_config.ts_pressure_fudge = 2;
458 tsc2005_config.ts_x_max = 4096;
459 tsc2005_config.ts_x_fudge = 4;
460 tsc2005_config.ts_y_max = 4096;
461 tsc2005_config.ts_y_fudge = 7;
463 printk(KERN_ERR "Unknown panel type, set default "
464 "touchscreen configuration\n");
465 tsc2005_config.ts_x_plate_ohm = 200;
466 tsc2005_config.ts_stab_time = 100;
472 #if defined(CONFIG_CBUS_RETU) && defined(CONFIG_LEDS_OMAP_PWM)
474 void retu_keypad_led_set_power(struct omap_pwm_led_platform_data *self,
478 retu_write_reg(RETU_REG_CTRL_SET, 1 << 6);
480 retu_write_reg(RETU_REG_CTRL_SET, 1 << 3);
482 retu_write_reg(RETU_REG_CTRL_CLR, (1 << 6) | (1 << 3));
486 static struct omap_pwm_led_platform_data n800_keypad_led_data = {
488 .intensity_timer = 10,
490 .set_power = retu_keypad_led_set_power,
493 static struct platform_device n800_keypad_led_device = {
494 .name = "omap_pwm_led",
497 .platform_data = &n800_keypad_led_data,
502 #if defined(CONFIG_TOUCHSCREEN_TSC2301)
503 static void __init n800_ts_set_config(void)
505 const struct omap_lcd_config *conf;
507 conf = omap_get_config(OMAP_TAG_LCD, struct omap_lcd_config);
509 if (strcmp(conf->panel_name, "lph8923") == 0) {
510 tsc2301_config.ts_x_plate_ohm = 180;
511 tsc2301_config.ts_hw_avg = 8;
512 tsc2301_config.ts_max_pressure = 2048;
513 tsc2301_config.ts_touch_pressure = 400;
514 tsc2301_config.ts_stab_time = 100;
515 tsc2301_config.ts_pressure_fudge = 2;
516 tsc2301_config.ts_x_max = 4096;
517 tsc2301_config.ts_x_fudge = 4;
518 tsc2301_config.ts_y_max = 4096;
519 tsc2301_config.ts_y_fudge = 7;
520 } else if (strcmp(conf->panel_name, "ls041y3") == 0) {
521 tsc2301_config.ts_x_plate_ohm = 280;
522 tsc2301_config.ts_hw_avg = 8;
523 tsc2301_config.ts_touch_pressure = 400;
524 tsc2301_config.ts_max_pressure = 2048;
525 tsc2301_config.ts_stab_time = 1000;
526 tsc2301_config.ts_pressure_fudge = 2;
527 tsc2301_config.ts_x_max = 4096;
528 tsc2301_config.ts_x_fudge = 4;
529 tsc2301_config.ts_y_max = 4096;
530 tsc2301_config.ts_y_fudge = 7;
532 printk(KERN_ERR "Unknown panel type, set default "
533 "touchscreen configuration\n");
534 tsc2301_config.ts_x_plate_ohm = 200;
535 tsc2301_config.ts_stab_time = 100;
540 static inline void n800_ts_set_config(void)
545 static struct omap_gpio_switch n800_gpio_switches[] __initdata = {
549 .debounce_rising = 100,
550 .debounce_falling = 0,
551 .notify = n800_mmc_slot1_cover_handler,
556 .debounce_rising = 200,
557 .debounce_falling = 200,
561 .debounce_rising = 200,
562 .debounce_falling = 200,
566 .debounce_rising = 100,
567 .debounce_falling = 100,
571 #if defined(CONFIG_CBUS_RETU_HEADSET)
572 static struct platform_device retu_headset_device = {
573 .name = "retu-headset",
578 static struct platform_device *n800_devices[] __initdata = {
579 #if defined(CONFIG_CBUS_RETU) && defined(CONFIG_LEDS_OMAP_PWM)
580 &n800_keypad_led_device,
582 #if defined(CONFIG_CBUS_RETU_HEADSET)
583 &retu_headset_device,
587 #ifdef CONFIG_MENELAUS
588 static int n800_auto_sleep_regulators(void)
593 val = EN_VPLL_SLEEP | EN_VMMC_SLEEP \
594 | EN_VAUX_SLEEP | EN_VIO_SLEEP \
595 | EN_VMEM_SLEEP | EN_DC3_SLEEP \
596 | EN_VC_SLEEP | EN_DC2_SLEEP;
598 ret = menelaus_set_regulator_sleep(1, val);
600 printk(KERN_ERR "Could not set regulators to sleep on "
601 "menelaus: %u\n", ret);
607 static int n800_auto_voltage_scale(void)
611 ret = menelaus_set_vcore_hw(1400, 1050);
613 printk(KERN_ERR "Could not set VCORE voltage on "
614 "menelaus: %u\n", ret);
620 static int n800_menelaus_init(struct device *dev)
624 ret = n800_auto_voltage_scale();
627 ret = n800_auto_sleep_regulators();
633 static struct menelaus_platform_data n800_menelaus_platform_data = {
634 .late_init = n800_menelaus_init,
638 static struct i2c_board_info __initdata n800_i2c_board_info_1[] = {
640 I2C_BOARD_INFO("menelaus", 0x72),
641 .irq = INT_24XX_SYS_NIRQ,
642 .platform_data = &n800_menelaus_platform_data,
646 static struct lp5521_platform_data n810_lp5521_platform_data = {
647 .mode = LP5521_MODE_DIRECT_CONTROL,
650 .green_present = true,
651 .blue_present = true,
654 extern struct tcm825x_platform_data n800_tcm825x_platform_data;
656 static struct i2c_board_info __initdata_or_module n8x0_i2c_board_info_2[] = {
658 I2C_BOARD_INFO(TCM825X_NAME, TCM825X_I2C_ADDR),
659 #if defined (CONFIG_VIDEO_TCM825X) || defined (CONFIG_VIDEO_TCM825X_MODULE)
660 .platform_data = &n800_tcm825x_platform_data,
666 static struct i2c_board_info __initdata_or_module n800_i2c_board_info_2[] = {
668 I2C_BOARD_INFO("tea5761", 0x10),
672 static struct i2c_board_info __initdata_or_module n810_i2c_board_info_2[] = {
674 I2C_BOARD_INFO("lm8323", 0x45),
675 .irq = OMAP_GPIO_IRQ(109),
676 .platform_data = &lm8323_pdata,
679 I2C_BOARD_INFO("tsl2563", 0x29),
682 I2C_BOARD_INFO("lp5521", 0x32),
683 .platform_data = &n810_lp5521_platform_data,
687 void __init nokia_n800_common_init(void)
689 platform_add_devices(n800_devices, ARRAY_SIZE(n800_devices));
697 if (machine_is_nokia_n800())
698 spi_register_board_info(n800_spi_board_info,
699 ARRAY_SIZE(n800_spi_board_info));
700 if (machine_is_nokia_n810()) {
701 tsc2005_set_config();
702 spi_register_board_info(n810_spi_board_info,
703 ARRAY_SIZE(n810_spi_board_info));
706 omap_register_i2c_bus(1, 400, n800_i2c_board_info_1,
707 ARRAY_SIZE(n800_i2c_board_info_1));
708 omap_register_i2c_bus(2, 400, n8x0_i2c_board_info_2,
709 ARRAY_SIZE(n8x0_i2c_board_info_2));
710 if (machine_is_nokia_n800())
711 i2c_register_board_info(2, n800_i2c_board_info_2,
712 ARRAY_SIZE(n800_i2c_board_info_2));
713 if (machine_is_nokia_n810())
714 i2c_register_board_info(2, n810_i2c_board_info_2,
715 ARRAY_SIZE(n810_i2c_board_info_2));
721 static void __init nokia_n800_init(void)
723 nokia_n800_common_init();
725 n800_ts_set_config();
728 omap_register_gpio_switches(n800_gpio_switches,
729 ARRAY_SIZE(n800_gpio_switches));
732 void __init nokia_n800_map_io(void)
734 omap_board_config = n800_config;
735 omap_board_config_size = ARRAY_SIZE(n800_config);
737 omap2_set_globals_242x();
738 omap2_map_common_io();
741 MACHINE_START(NOKIA_N800, "Nokia N800")
742 .phys_io = 0x48000000,
743 .io_pg_offst = ((0xd8000000) >> 18) & 0xfffc,
744 .boot_params = 0x80000100,
745 .map_io = nokia_n800_map_io,
746 .init_irq = nokia_n800_init_irq,
747 .init_machine = nokia_n800_init,
748 .timer = &omap_timer,