2 * Support for HTC Magician PDA phones:
3 * i-mate JAM, O2 Xda mini, Orange SPV M500, Qtek s100, Qtek s110
4 * and T-Mobile MDA Compact.
6 * Copyright (c) 2006-2007 Philipp Zabel
8 * Based on hx4700.c, spitz.c and others.
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License version 2 as
12 * published by the Free Software Foundation.
16 #include <linux/kernel.h>
17 #include <linux/init.h>
18 #include <linux/platform_device.h>
19 #include <linux/delay.h>
20 #include <linux/gpio.h>
21 #include <linux/gpio_keys.h>
22 #include <linux/input.h>
23 #include <linux/mfd/htc-egpio.h>
24 #include <linux/mfd/htc-pasic3.h>
25 #include <linux/mtd/physmap.h>
26 #include <linux/pda_power.h>
27 #include <linux/pwm_backlight.h>
28 #include <linux/regulator/bq24022.h>
29 #include <linux/regulator/machine.h>
30 #include <linux/usb/gpio_vbus.h>
31 #include <linux/i2c/pxa-i2c.h>
33 #include <mach/hardware.h>
34 #include <asm/mach-types.h>
35 #include <asm/mach/arch.h>
37 #include <mach/pxa27x.h>
38 #include <mach/magician.h>
39 #include <mach/pxafb.h>
41 #include <mach/irda.h>
42 #include <mach/ohci.h>
47 static unsigned long magician_pin_config[] __initdata = {
49 /* SDRAM and Static Memory I/O Signals */
53 GPIO78_nCS_2, /* PASIC3 */
54 GPIO79_nCS_3, /* EGPIO CPLD */
66 GPIO28_I2S_BITCLK_OUT,
107 /* Magician specific input GPIOs */
108 GPIO9_GPIO, /* unknown */
109 GPIO10_GPIO, /* GSM_IRQ */
110 GPIO13_GPIO, /* CPLD_IRQ */
111 GPIO107_GPIO, /* DS1WM_IRQ */
112 GPIO108_GPIO, /* GSM_READY */
113 GPIO115_GPIO, /* nPEN_IRQ */
124 static struct pxaficp_platform_data magician_ficp_info = {
125 .gpio_pwdown = GPIO83_MAGICIAN_nIR_EN,
126 .transceiver_cap = IR_SIRMODE | IR_OFF,
133 #define INIT_KEY(_code, _gpio, _desc) \
135 .code = KEY_##_code, \
142 static struct gpio_keys_button magician_button_table[] = {
143 INIT_KEY(POWER, GPIO0_MAGICIAN_KEY_POWER, "Power button"),
144 INIT_KEY(ESC, GPIO37_MAGICIAN_KEY_HANGUP, "Hangup button"),
145 INIT_KEY(F10, GPIO38_MAGICIAN_KEY_CONTACTS, "Contacts button"),
146 INIT_KEY(CALENDAR, GPIO90_MAGICIAN_KEY_CALENDAR, "Calendar button"),
147 INIT_KEY(CAMERA, GPIO91_MAGICIAN_KEY_CAMERA, "Camera button"),
148 INIT_KEY(UP, GPIO93_MAGICIAN_KEY_UP, "Up button"),
149 INIT_KEY(DOWN, GPIO94_MAGICIAN_KEY_DOWN, "Down button"),
150 INIT_KEY(LEFT, GPIO95_MAGICIAN_KEY_LEFT, "Left button"),
151 INIT_KEY(RIGHT, GPIO96_MAGICIAN_KEY_RIGHT, "Right button"),
152 INIT_KEY(KPENTER, GPIO97_MAGICIAN_KEY_ENTER, "Action button"),
153 INIT_KEY(RECORD, GPIO98_MAGICIAN_KEY_RECORD, "Record button"),
154 INIT_KEY(VOLUMEUP, GPIO100_MAGICIAN_KEY_VOL_UP, "Volume up"),
155 INIT_KEY(VOLUMEDOWN, GPIO101_MAGICIAN_KEY_VOL_DOWN, "Volume down"),
156 INIT_KEY(PHONE, GPIO102_MAGICIAN_KEY_PHONE, "Phone button"),
157 INIT_KEY(PLAY, GPIO99_MAGICIAN_HEADPHONE_IN, "Headset button"),
160 static struct gpio_keys_platform_data gpio_keys_data = {
161 .buttons = magician_button_table,
162 .nbuttons = ARRAY_SIZE(magician_button_table),
165 static struct platform_device gpio_keys = {
168 .platform_data = &gpio_keys_data,
175 * EGPIO (Xilinx CPLD)
177 * 7 32-bit aligned 8-bit registers: 3x output, 1x irq, 3x input
180 static struct resource egpio_resources[] = {
182 .start = PXA_CS3_PHYS,
183 .end = PXA_CS3_PHYS + 0x20 - 1,
184 .flags = IORESOURCE_MEM,
187 .start = gpio_to_irq(GPIO13_MAGICIAN_CPLD_IRQ),
188 .end = gpio_to_irq(GPIO13_MAGICIAN_CPLD_IRQ),
189 .flags = IORESOURCE_IRQ,
193 static struct htc_egpio_chip egpio_chips[] = {
196 .gpio_base = MAGICIAN_EGPIO(0, 0),
198 .direction = HTC_EGPIO_OUTPUT,
199 .initial_values = 0x40, /* EGPIO_MAGICIAN_GSM_RESET */
203 .gpio_base = MAGICIAN_EGPIO(4, 0),
205 .direction = HTC_EGPIO_INPUT,
209 static struct htc_egpio_platform_data egpio_info = {
212 .irq_base = IRQ_BOARD_START,
216 .num_chips = ARRAY_SIZE(egpio_chips),
219 static struct platform_device egpio = {
222 .resource = egpio_resources,
223 .num_resources = ARRAY_SIZE(egpio_resources),
225 .platform_data = &egpio_info,
230 * LCD - Toppoly TD028STEB1 or Samsung LTP280QV
233 static struct pxafb_mode_info toppoly_modes[] = {
249 static struct pxafb_mode_info samsung_modes[] = {
261 .sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT,
265 static void toppoly_lcd_power(int on, struct fb_var_screeninfo *si)
267 pr_debug("Toppoly LCD power\n");
271 gpio_set_value(EGPIO_MAGICIAN_TOPPOLY_POWER, 1);
272 gpio_set_value(GPIO106_MAGICIAN_LCD_POWER_3, 1);
274 gpio_set_value(EGPIO_MAGICIAN_LCD_POWER, 1);
276 /* FIXME: enable LCDC here */
278 gpio_set_value(GPIO104_MAGICIAN_LCD_POWER_1, 1);
280 gpio_set_value(GPIO105_MAGICIAN_LCD_POWER_2, 1);
284 gpio_set_value(GPIO105_MAGICIAN_LCD_POWER_2, 0);
286 gpio_set_value(GPIO104_MAGICIAN_LCD_POWER_1, 0);
288 gpio_set_value(GPIO106_MAGICIAN_LCD_POWER_3, 0);
289 gpio_set_value(EGPIO_MAGICIAN_LCD_POWER, 0);
293 static void samsung_lcd_power(int on, struct fb_var_screeninfo *si)
295 pr_debug("Samsung LCD power\n");
300 gpio_set_value(GPIO75_MAGICIAN_SAMSUNG_POWER, 1);
302 gpio_set_value(EGPIO_MAGICIAN_LCD_POWER, 1);
304 gpio_set_value(GPIO106_MAGICIAN_LCD_POWER_3, 1);
306 gpio_set_value(GPIO104_MAGICIAN_LCD_POWER_1, 1);
308 gpio_set_value(GPIO105_MAGICIAN_LCD_POWER_2, 1);
313 gpio_set_value(GPIO105_MAGICIAN_LCD_POWER_2, 0);
315 gpio_set_value(GPIO104_MAGICIAN_LCD_POWER_1, 0);
317 gpio_set_value(GPIO106_MAGICIAN_LCD_POWER_3, 0);
320 gpio_set_value(GPIO75_MAGICIAN_SAMSUNG_POWER, 0);
322 gpio_set_value(EGPIO_MAGICIAN_LCD_POWER, 0);
326 static struct pxafb_mach_info toppoly_info = {
327 .modes = toppoly_modes,
330 .lcd_conn = LCD_COLOR_TFT_16BPP,
331 .pxafb_lcd_power = toppoly_lcd_power,
334 static struct pxafb_mach_info samsung_info = {
335 .modes = samsung_modes,
338 .lcd_conn = LCD_COLOR_TFT_16BPP | LCD_PCLK_EDGE_FALL |\
339 LCD_ALTERNATE_MAPPING,
340 .pxafb_lcd_power = samsung_lcd_power,
347 static struct gpio magician_bl_gpios[] = {
348 { EGPIO_MAGICIAN_BL_POWER, GPIOF_DIR_OUT, "Backlight power" },
349 { EGPIO_MAGICIAN_BL_POWER2, GPIOF_DIR_OUT, "Backlight power 2" },
352 static int magician_backlight_init(struct device *dev)
354 return gpio_request_array(ARRAY_AND_SIZE(magician_bl_gpios));
357 static int magician_backlight_notify(struct device *dev, int brightness)
359 gpio_set_value(EGPIO_MAGICIAN_BL_POWER, brightness);
360 if (brightness >= 200) {
361 gpio_set_value(EGPIO_MAGICIAN_BL_POWER2, 1);
362 return brightness - 72;
364 gpio_set_value(EGPIO_MAGICIAN_BL_POWER2, 0);
369 static void magician_backlight_exit(struct device *dev)
371 gpio_free_array(ARRAY_AND_SIZE(magician_bl_gpios));
374 static struct platform_pwm_backlight_data backlight_data = {
376 .max_brightness = 272,
377 .dft_brightness = 100,
378 .pwm_period_ns = 30923,
379 .init = magician_backlight_init,
380 .notify = magician_backlight_notify,
381 .exit = magician_backlight_exit,
384 static struct platform_device backlight = {
385 .name = "pwm-backlight",
388 .parent = &pxa27x_device_pwm0.dev,
389 .platform_data = &backlight_data,
397 static struct gpio_led gpio_leds[] = {
399 .name = "magician::vibra",
400 .default_trigger = "none",
401 .gpio = GPIO22_MAGICIAN_VIBRA_EN,
404 .name = "magician::phone_bl",
405 .default_trigger = "backlight",
406 .gpio = GPIO103_MAGICIAN_LED_KP,
410 static struct gpio_led_platform_data gpio_led_info = {
412 .num_leds = ARRAY_SIZE(gpio_leds),
415 static struct platform_device leds_gpio = {
419 .platform_data = &gpio_led_info,
423 static struct pasic3_led pasic3_leds[] = {
426 .name = "magician:red",
427 .default_trigger = "ds2760-battery.0-charging",
430 .bit2 = PASIC3_BIT2_LED0,
431 .mask = PASIC3_MASK_LED0,
435 .name = "magician:green",
436 .default_trigger = "ds2760-battery.0-charging-or-full",
439 .bit2 = PASIC3_BIT2_LED1,
440 .mask = PASIC3_MASK_LED1,
444 .name = "magician:blue",
445 .default_trigger = "bluetooth",
448 .bit2 = PASIC3_BIT2_LED2,
449 .mask = PASIC3_MASK_LED2,
453 static struct pasic3_leds_machinfo pasic3_leds_info = {
454 .num_leds = ARRAY_SIZE(pasic3_leds),
455 .power_gpio = EGPIO_MAGICIAN_LED_POWER,
463 static struct resource pasic3_resources[] = {
465 .start = PXA_CS2_PHYS,
466 .end = PXA_CS2_PHYS + 0x1b,
467 .flags = IORESOURCE_MEM,
469 /* No IRQ handler in the PASIC3, DS1WM needs an external IRQ */
471 .start = gpio_to_irq(GPIO107_MAGICIAN_DS1WM_IRQ),
472 .end = gpio_to_irq(GPIO107_MAGICIAN_DS1WM_IRQ),
473 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
477 static struct pasic3_platform_data pasic3_platform_data = {
478 .led_pdata = &pasic3_leds_info,
479 .clock_rate = 4000000,
482 static struct platform_device pasic3 = {
485 .num_resources = ARRAY_SIZE(pasic3_resources),
486 .resource = pasic3_resources,
488 .platform_data = &pasic3_platform_data,
496 static struct resource gpio_vbus_resource = {
497 .flags = IORESOURCE_IRQ,
498 .start = IRQ_MAGICIAN_VBUS,
499 .end = IRQ_MAGICIAN_VBUS,
502 static struct gpio_vbus_mach_info gpio_vbus_info = {
503 .gpio_pullup = GPIO27_MAGICIAN_USBC_PUEN,
504 .gpio_vbus = EGPIO_MAGICIAN_CABLE_STATE_USB,
507 static struct platform_device gpio_vbus = {
511 .resource = &gpio_vbus_resource,
513 .platform_data = &gpio_vbus_info,
521 static int power_supply_init(struct device *dev)
523 return gpio_request(EGPIO_MAGICIAN_CABLE_STATE_AC, "CABLE_STATE_AC");
526 static int magician_is_ac_online(void)
528 return gpio_get_value(EGPIO_MAGICIAN_CABLE_STATE_AC);
531 static void power_supply_exit(struct device *dev)
533 gpio_free(EGPIO_MAGICIAN_CABLE_STATE_AC);
536 static char *magician_supplicants[] = {
537 "ds2760-battery.0", "backup-battery"
540 static struct pda_power_pdata power_supply_info = {
541 .init = power_supply_init,
542 .is_ac_online = magician_is_ac_online,
543 .exit = power_supply_exit,
544 .supplied_to = magician_supplicants,
545 .num_supplicants = ARRAY_SIZE(magician_supplicants),
548 static struct resource power_supply_resources[] = {
551 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE |
552 IORESOURCE_IRQ_LOWEDGE,
553 .start = IRQ_MAGICIAN_VBUS,
554 .end = IRQ_MAGICIAN_VBUS,
558 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE |
559 IORESOURCE_IRQ_LOWEDGE,
560 .start = IRQ_MAGICIAN_VBUS,
561 .end = IRQ_MAGICIAN_VBUS,
565 static struct platform_device power_supply = {
569 .platform_data = &power_supply_info,
571 .resource = power_supply_resources,
572 .num_resources = ARRAY_SIZE(power_supply_resources),
579 static struct regulator_consumer_supply bq24022_consumers[] = {
581 .dev = &gpio_vbus.dev,
582 .supply = "vbus_draw",
585 .dev = &power_supply.dev,
590 static struct regulator_init_data bq24022_init_data = {
593 .valid_ops_mask = REGULATOR_CHANGE_CURRENT | REGULATOR_CHANGE_STATUS,
595 .num_consumer_supplies = ARRAY_SIZE(bq24022_consumers),
596 .consumer_supplies = bq24022_consumers,
599 static struct bq24022_mach_info bq24022_info = {
600 .gpio_nce = GPIO30_MAGICIAN_BQ24022_nCHARGE_EN,
601 .gpio_iset2 = EGPIO_MAGICIAN_BQ24022_ISET2,
602 .init_data = &bq24022_init_data,
605 static struct platform_device bq24022 = {
609 .platform_data = &bq24022_info,
617 static int magician_mci_init(struct device *dev,
618 irq_handler_t detect_irq, void *data)
620 return request_irq(IRQ_MAGICIAN_SD, detect_irq,
621 IRQF_DISABLED | IRQF_SAMPLE_RANDOM,
622 "mmc card detect", data);
625 static void magician_mci_exit(struct device *dev, void *data)
627 free_irq(IRQ_MAGICIAN_SD, data);
630 static struct pxamci_platform_data magician_mci_info = {
631 .ocr_mask = MMC_VDD_32_33|MMC_VDD_33_34,
632 .init = magician_mci_init,
633 .exit = magician_mci_exit,
634 .gpio_card_detect = -1,
635 .gpio_card_ro = EGPIO_MAGICIAN_nSD_READONLY,
636 .gpio_card_ro_invert = 1,
637 .gpio_power = EGPIO_MAGICIAN_SD_POWER,
645 static struct pxaohci_platform_data magician_ohci_info = {
646 .port_mode = PMM_PERPORT_MODE,
647 .flags = ENABLE_PORT1 | ENABLE_PORT3 | POWER_CONTROL_LOW,
656 static void magician_set_vpp(struct platform_device *pdev, int vpp)
658 gpio_set_value(EGPIO_MAGICIAN_FLASH_VPP, vpp);
661 static struct resource strataflash_resource = {
662 .start = PXA_CS0_PHYS,
663 .end = PXA_CS0_PHYS + SZ_64M - 1,
664 .flags = IORESOURCE_MEM,
667 static struct physmap_flash_data strataflash_data = {
669 .set_vpp = magician_set_vpp,
672 static struct platform_device strataflash = {
673 .name = "physmap-flash",
675 .resource = &strataflash_resource,
678 .platform_data = &strataflash_data,
686 static struct i2c_pxa_platform_data i2c_info = {
694 static struct platform_device *devices[] __initdata = {
706 static struct gpio magician_global_gpios[] = {
707 { GPIO13_MAGICIAN_CPLD_IRQ, GPIOF_IN, "CPLD_IRQ" },
708 { GPIO107_MAGICIAN_DS1WM_IRQ, GPIOF_IN, "DS1WM_IRQ" },
709 { GPIO104_MAGICIAN_LCD_POWER_1, GPIOF_OUT_INIT_LOW, "LCD power 1" },
710 { GPIO105_MAGICIAN_LCD_POWER_2, GPIOF_OUT_INIT_LOW, "LCD power 2" },
711 { GPIO106_MAGICIAN_LCD_POWER_3, GPIOF_OUT_INIT_LOW, "LCD power 3" },
712 { GPIO83_MAGICIAN_nIR_EN, GPIOF_OUT_INIT_HIGH, "nIR_EN" },
715 static void __init magician_init(void)
721 pxa2xx_mfp_config(ARRAY_AND_SIZE(magician_pin_config));
722 err = gpio_request_array(ARRAY_AND_SIZE(magician_global_gpios));
724 pr_err("magician: Failed to request GPIOs: %d\n", err);
726 pxa_set_ffuart_info(NULL);
727 pxa_set_btuart_info(NULL);
728 pxa_set_stuart_info(NULL);
730 platform_add_devices(ARRAY_AND_SIZE(devices));
732 pxa_set_ficp_info(&magician_ficp_info);
733 pxa27x_set_i2c_power_info(NULL);
734 pxa_set_i2c_info(&i2c_info);
735 pxa_set_mci_info(&magician_mci_info);
736 pxa_set_ohci_info(&magician_ohci_info);
738 /* Check LCD type we have */
739 cpld = ioremap_nocache(PXA_CS3_PHYS, 0x1000);
741 u8 board_id = __raw_readb(cpld+0x14);
743 system_rev = board_id & 0x7;
744 lcd_select = board_id & 0x8;
745 pr_info("LCD type: %s\n", lcd_select ? "Samsung" : "Toppoly");
746 if (lcd_select && (system_rev < 3))
747 gpio_request_one(GPIO75_MAGICIAN_SAMSUNG_POWER,
748 GPIOF_OUT_INIT_LOW, "SAMSUNG_POWER");
749 pxa_set_fb_info(NULL, lcd_select ? &samsung_info : &toppoly_info);
751 pr_err("LCD detection: CPLD mapping failed\n");
755 MACHINE_START(MAGICIAN, "HTC Magician")
756 .atag_offset = 0x100,
757 .map_io = pxa27x_map_io,
758 .nr_irqs = MAGICIAN_NR_IRQS,
759 .init_irq = pxa27x_init_irq,
760 .handle_irq = pxa27x_handle_irq,
761 .init_machine = magician_init,