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/usb/gpio_vbus.h>
30 #include <mach/hardware.h>
31 #include <asm/mach-types.h>
32 #include <asm/mach/arch.h>
34 #include <mach/pxa27x.h>
35 #include <mach/magician.h>
36 #include <mach/pxafb.h>
39 #include <mach/irda.h>
40 #include <mach/ohci.h>
45 static unsigned long magician_pin_config[] __initdata = {
47 /* SDRAM and Static Memory I/O Signals */
51 GPIO78_nCS_2, /* PASIC3 */
52 GPIO79_nCS_3, /* EGPIO CPLD */
64 GPIO28_I2S_BITCLK_OUT,
124 /* Magician specific input GPIOs */
125 GPIO9_GPIO, /* unknown */
126 GPIO10_GPIO, /* GSM_IRQ */
127 GPIO13_GPIO, /* CPLD_IRQ */
128 GPIO107_GPIO, /* DS1WM_IRQ */
129 GPIO108_GPIO, /* GSM_READY */
130 GPIO115_GPIO, /* nPEN_IRQ */
141 static void magician_irda_transceiver_mode(struct device *dev, int mode)
143 gpio_set_value(GPIO83_MAGICIAN_nIR_EN, mode & IR_OFF);
144 pxa2xx_transceiver_mode(dev, mode);
147 static struct pxaficp_platform_data magician_ficp_info = {
148 .transceiver_cap = IR_SIRMODE | IR_OFF,
149 .transceiver_mode = magician_irda_transceiver_mode,
156 #define INIT_KEY(_code, _gpio, _desc) \
158 .code = KEY_##_code, \
165 static struct gpio_keys_button magician_button_table[] = {
166 INIT_KEY(POWER, GPIO0_MAGICIAN_KEY_POWER, "Power button"),
167 INIT_KEY(ESC, GPIO37_MAGICIAN_KEY_HANGUP, "Hangup button"),
168 INIT_KEY(F10, GPIO38_MAGICIAN_KEY_CONTACTS, "Contacts button"),
169 INIT_KEY(CALENDAR, GPIO90_MAGICIAN_KEY_CALENDAR, "Calendar button"),
170 INIT_KEY(CAMERA, GPIO91_MAGICIAN_KEY_CAMERA, "Camera button"),
171 INIT_KEY(UP, GPIO93_MAGICIAN_KEY_UP, "Up button"),
172 INIT_KEY(DOWN, GPIO94_MAGICIAN_KEY_DOWN, "Down button"),
173 INIT_KEY(LEFT, GPIO95_MAGICIAN_KEY_LEFT, "Left button"),
174 INIT_KEY(RIGHT, GPIO96_MAGICIAN_KEY_RIGHT, "Right button"),
175 INIT_KEY(KPENTER, GPIO97_MAGICIAN_KEY_ENTER, "Action button"),
176 INIT_KEY(RECORD, GPIO98_MAGICIAN_KEY_RECORD, "Record button"),
177 INIT_KEY(VOLUMEUP, GPIO100_MAGICIAN_KEY_VOL_UP, "Volume up"),
178 INIT_KEY(VOLUMEDOWN, GPIO101_MAGICIAN_KEY_VOL_DOWN, "Volume down"),
179 INIT_KEY(PHONE, GPIO102_MAGICIAN_KEY_PHONE, "Phone button"),
180 INIT_KEY(PLAY, GPIO99_MAGICIAN_HEADPHONE_IN, "Headset button"),
183 static struct gpio_keys_platform_data gpio_keys_data = {
184 .buttons = magician_button_table,
185 .nbuttons = ARRAY_SIZE(magician_button_table),
188 static struct platform_device gpio_keys = {
191 .platform_data = &gpio_keys_data,
198 * EGPIO (Xilinx CPLD)
200 * 7 32-bit aligned 8-bit registers: 3x output, 1x irq, 3x input
203 static struct resource egpio_resources[] = {
205 .start = PXA_CS3_PHYS,
206 .end = PXA_CS3_PHYS + 0x20 - 1,
207 .flags = IORESOURCE_MEM,
210 .start = gpio_to_irq(GPIO13_MAGICIAN_CPLD_IRQ),
211 .end = gpio_to_irq(GPIO13_MAGICIAN_CPLD_IRQ),
212 .flags = IORESOURCE_IRQ,
216 static struct htc_egpio_chip egpio_chips[] = {
219 .gpio_base = MAGICIAN_EGPIO(0, 0),
221 .direction = HTC_EGPIO_OUTPUT,
222 .initial_values = 0x40, /* EGPIO_MAGICIAN_GSM_RESET */
226 .gpio_base = MAGICIAN_EGPIO(4, 0),
228 .direction = HTC_EGPIO_INPUT,
232 static struct htc_egpio_platform_data egpio_info = {
235 .irq_base = IRQ_BOARD_START,
239 .num_chips = ARRAY_SIZE(egpio_chips),
242 static struct platform_device egpio = {
245 .resource = egpio_resources,
246 .num_resources = ARRAY_SIZE(egpio_resources),
248 .platform_data = &egpio_info,
253 * LCD - Toppoly TD028STEB1 or Samsung LTP280QV
256 static struct pxafb_mode_info toppoly_modes[] = {
272 static struct pxafb_mode_info samsung_modes[] = {
284 .sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT,
288 static void toppoly_lcd_power(int on, struct fb_var_screeninfo *si)
290 pr_debug("Toppoly LCD power\n");
294 gpio_set_value(EGPIO_MAGICIAN_TOPPOLY_POWER, 1);
295 gpio_set_value(GPIO106_MAGICIAN_LCD_POWER_3, 1);
297 gpio_set_value(EGPIO_MAGICIAN_LCD_POWER, 1);
299 /* FIXME: enable LCDC here */
301 gpio_set_value(GPIO104_MAGICIAN_LCD_POWER_1, 1);
303 gpio_set_value(GPIO105_MAGICIAN_LCD_POWER_2, 1);
307 gpio_set_value(GPIO105_MAGICIAN_LCD_POWER_2, 0);
309 gpio_set_value(GPIO104_MAGICIAN_LCD_POWER_1, 0);
311 gpio_set_value(GPIO106_MAGICIAN_LCD_POWER_3, 0);
312 gpio_set_value(EGPIO_MAGICIAN_LCD_POWER, 0);
316 static void samsung_lcd_power(int on, struct fb_var_screeninfo *si)
318 pr_debug("Samsung LCD power\n");
323 gpio_set_value(GPIO75_MAGICIAN_SAMSUNG_POWER, 1);
325 gpio_set_value(EGPIO_MAGICIAN_LCD_POWER, 1);
327 gpio_set_value(GPIO106_MAGICIAN_LCD_POWER_3, 1);
329 gpio_set_value(GPIO104_MAGICIAN_LCD_POWER_1, 1);
331 gpio_set_value(GPIO105_MAGICIAN_LCD_POWER_2, 1);
336 gpio_set_value(GPIO105_MAGICIAN_LCD_POWER_2, 0);
338 gpio_set_value(GPIO104_MAGICIAN_LCD_POWER_1, 0);
340 gpio_set_value(GPIO106_MAGICIAN_LCD_POWER_3, 0);
343 gpio_set_value(GPIO75_MAGICIAN_SAMSUNG_POWER, 0);
345 gpio_set_value(EGPIO_MAGICIAN_LCD_POWER, 0);
349 static struct pxafb_mach_info toppoly_info = {
350 .modes = toppoly_modes,
353 .lcd_conn = LCD_COLOR_TFT_16BPP,
354 .pxafb_lcd_power = toppoly_lcd_power,
357 static struct pxafb_mach_info samsung_info = {
358 .modes = samsung_modes,
361 .lcd_conn = LCD_COLOR_TFT_16BPP | LCD_PCLK_EDGE_FALL |\
362 LCD_ALTERNATE_MAPPING,
363 .pxafb_lcd_power = samsung_lcd_power,
370 static int magician_backlight_init(struct device *dev)
374 ret = gpio_request(EGPIO_MAGICIAN_BL_POWER, "BL_POWER");
377 ret = gpio_request(EGPIO_MAGICIAN_BL_POWER2, "BL_POWER2");
383 gpio_free(EGPIO_MAGICIAN_BL_POWER);
388 static int magician_backlight_notify(int brightness)
390 gpio_set_value(EGPIO_MAGICIAN_BL_POWER, brightness);
391 if (brightness >= 200) {
392 gpio_set_value(EGPIO_MAGICIAN_BL_POWER2, 1);
393 return brightness - 72;
395 gpio_set_value(EGPIO_MAGICIAN_BL_POWER2, 0);
400 static void magician_backlight_exit(struct device *dev)
402 gpio_free(EGPIO_MAGICIAN_BL_POWER);
403 gpio_free(EGPIO_MAGICIAN_BL_POWER2);
406 static struct platform_pwm_backlight_data backlight_data = {
408 .max_brightness = 272,
409 .dft_brightness = 100,
410 .pwm_period_ns = 30923,
411 .init = magician_backlight_init,
412 .notify = magician_backlight_notify,
413 .exit = magician_backlight_exit,
416 static struct platform_device backlight = {
417 .name = "pwm-backlight",
420 .parent = &pxa27x_device_pwm0.dev,
421 .platform_data = &backlight_data,
429 static struct gpio_led gpio_leds[] = {
431 .name = "magician::vibra",
432 .default_trigger = "none",
433 .gpio = GPIO22_MAGICIAN_VIBRA_EN,
436 .name = "magician::phone_bl",
437 .default_trigger = "backlight",
438 .gpio = GPIO103_MAGICIAN_LED_KP,
442 static struct gpio_led_platform_data gpio_led_info = {
444 .num_leds = ARRAY_SIZE(gpio_leds),
447 static struct platform_device leds_gpio = {
451 .platform_data = &gpio_led_info,
455 static struct pasic3_led pasic3_leds[] = {
458 .name = "magician:red",
459 .default_trigger = "ds2760-battery.0-charging",
462 .bit2 = PASIC3_BIT2_LED0,
463 .mask = PASIC3_MASK_LED0,
467 .name = "magician:green",
468 .default_trigger = "ds2760-battery.0-charging-or-full",
471 .bit2 = PASIC3_BIT2_LED1,
472 .mask = PASIC3_MASK_LED1,
476 .name = "magician:blue",
477 .default_trigger = "bluetooth",
480 .bit2 = PASIC3_BIT2_LED2,
481 .mask = PASIC3_MASK_LED2,
485 static struct pasic3_leds_machinfo pasic3_leds_info = {
486 .num_leds = ARRAY_SIZE(pasic3_leds),
487 .power_gpio = EGPIO_MAGICIAN_LED_POWER,
495 static struct resource pasic3_resources[] = {
497 .start = PXA_CS2_PHYS,
498 .end = PXA_CS2_PHYS + 0x1b,
499 .flags = IORESOURCE_MEM,
501 /* No IRQ handler in the PASIC3, DS1WM needs an external IRQ */
503 .start = gpio_to_irq(GPIO107_MAGICIAN_DS1WM_IRQ),
504 .end = gpio_to_irq(GPIO107_MAGICIAN_DS1WM_IRQ),
505 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
509 static struct pasic3_platform_data pasic3_platform_data = {
511 .led_pdata = &pasic3_leds_info,
512 .clock_rate = 4000000,
515 static struct platform_device pasic3 = {
518 .num_resources = ARRAY_SIZE(pasic3_resources),
519 .resource = pasic3_resources,
521 .platform_data = &pasic3_platform_data,
529 static struct resource gpio_vbus_resource = {
530 .flags = IORESOURCE_IRQ,
531 .start = IRQ_MAGICIAN_VBUS,
532 .end = IRQ_MAGICIAN_VBUS,
535 static struct gpio_vbus_mach_info gpio_vbus_info = {
536 .gpio_pullup = GPIO27_MAGICIAN_USBC_PUEN,
537 .gpio_vbus = EGPIO_MAGICIAN_CABLE_STATE_USB,
540 static struct platform_device gpio_vbus = {
544 .resource = &gpio_vbus_resource,
546 .platform_data = &gpio_vbus_info,
554 static int power_supply_init(struct device *dev)
558 ret = gpio_request(EGPIO_MAGICIAN_CABLE_STATE_AC, "CABLE_STATE_AC");
561 ret = gpio_request(EGPIO_MAGICIAN_CABLE_STATE_USB, "CABLE_STATE_USB");
564 ret = gpio_request(EGPIO_MAGICIAN_CHARGE_EN, "CHARGE_EN");
567 ret = gpio_request(GPIO30_MAGICIAN_nCHARGE_EN, "nCHARGE_EN");
569 ret = gpio_direction_output(GPIO30_MAGICIAN_nCHARGE_EN, 0);
576 gpio_free(EGPIO_MAGICIAN_CHARGE_EN);
578 gpio_free(EGPIO_MAGICIAN_CABLE_STATE_USB);
580 gpio_free(EGPIO_MAGICIAN_CABLE_STATE_AC);
585 static int magician_is_ac_online(void)
587 return gpio_get_value(EGPIO_MAGICIAN_CABLE_STATE_AC);
590 static int magician_is_usb_online(void)
592 return gpio_get_value(EGPIO_MAGICIAN_CABLE_STATE_USB);
595 static void magician_set_charge(int flags)
597 gpio_set_value(GPIO30_MAGICIAN_nCHARGE_EN, !flags);
598 gpio_set_value(EGPIO_MAGICIAN_CHARGE_EN, flags);
601 static void power_supply_exit(struct device *dev)
603 gpio_free(GPIO30_MAGICIAN_nCHARGE_EN);
604 gpio_free(EGPIO_MAGICIAN_CHARGE_EN);
605 gpio_free(EGPIO_MAGICIAN_CABLE_STATE_USB);
606 gpio_free(EGPIO_MAGICIAN_CABLE_STATE_AC);
609 static char *magician_supplicants[] = {
610 "ds2760-battery.0", "backup-battery"
613 static struct pda_power_pdata power_supply_info = {
614 .init = power_supply_init,
615 .is_ac_online = magician_is_ac_online,
616 .is_usb_online = magician_is_usb_online,
617 .set_charge = magician_set_charge,
618 .exit = power_supply_exit,
619 .supplied_to = magician_supplicants,
620 .num_supplicants = ARRAY_SIZE(magician_supplicants),
623 static struct resource power_supply_resources[] = {
626 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE |
627 IORESOURCE_IRQ_LOWEDGE,
628 .start = IRQ_MAGICIAN_VBUS,
629 .end = IRQ_MAGICIAN_VBUS,
633 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE |
634 IORESOURCE_IRQ_LOWEDGE,
635 .start = IRQ_MAGICIAN_VBUS,
636 .end = IRQ_MAGICIAN_VBUS,
640 static struct platform_device power_supply = {
644 .platform_data = &power_supply_info,
646 .resource = power_supply_resources,
647 .num_resources = ARRAY_SIZE(power_supply_resources),
655 static int magician_mci_init(struct device *dev,
656 irq_handler_t detect_irq, void *data)
660 err = request_irq(IRQ_MAGICIAN_SD, detect_irq,
661 IRQF_DISABLED | IRQF_SAMPLE_RANDOM,
662 "MMC card detect", data);
664 goto err_request_irq;
665 err = gpio_request(EGPIO_MAGICIAN_SD_POWER, "SD_POWER");
667 goto err_request_power;
668 err = gpio_request(EGPIO_MAGICIAN_nSD_READONLY, "nSD_READONLY");
670 goto err_request_readonly;
674 err_request_readonly:
675 gpio_free(EGPIO_MAGICIAN_SD_POWER);
677 free_irq(IRQ_MAGICIAN_SD, data);
682 static void magician_mci_setpower(struct device *dev, unsigned int vdd)
684 struct pxamci_platform_data *pdata = dev->platform_data;
686 gpio_set_value(EGPIO_MAGICIAN_SD_POWER, (1 << vdd) & pdata->ocr_mask);
689 static int magician_mci_get_ro(struct device *dev)
691 return (!gpio_get_value(EGPIO_MAGICIAN_nSD_READONLY));
694 static void magician_mci_exit(struct device *dev, void *data)
696 gpio_free(EGPIO_MAGICIAN_nSD_READONLY);
697 gpio_free(EGPIO_MAGICIAN_SD_POWER);
698 free_irq(IRQ_MAGICIAN_SD, data);
701 static struct pxamci_platform_data magician_mci_info = {
702 .ocr_mask = MMC_VDD_32_33|MMC_VDD_33_34,
703 .init = magician_mci_init,
704 .get_ro = magician_mci_get_ro,
705 .setpower = magician_mci_setpower,
706 .exit = magician_mci_exit,
714 static struct pxaohci_platform_data magician_ohci_info = {
715 .port_mode = PMM_PERPORT_MODE,
716 .flags = ENABLE_PORT1 | ENABLE_PORT3 | POWER_CONTROL_LOW,
725 static void magician_set_vpp(struct map_info *map, int vpp)
727 gpio_set_value(EGPIO_MAGICIAN_FLASH_VPP, vpp);
730 static struct resource strataflash_resource = {
731 .start = PXA_CS0_PHYS,
732 .end = PXA_CS0_PHYS + SZ_64M - 1,
733 .flags = IORESOURCE_MEM,
736 static struct physmap_flash_data strataflash_data = {
738 .set_vpp = magician_set_vpp,
741 static struct platform_device strataflash = {
742 .name = "physmap-flash",
744 .resource = &strataflash_resource,
747 .platform_data = &strataflash_data,
755 static struct platform_device *devices[] __initdata = {
766 static void __init magician_init(void)
772 gpio_request(GPIO13_MAGICIAN_CPLD_IRQ, "CPLD_IRQ");
773 gpio_request(GPIO107_MAGICIAN_DS1WM_IRQ, "DS1WM_IRQ");
775 pxa2xx_mfp_config(ARRAY_AND_SIZE(magician_pin_config));
777 platform_add_devices(devices, ARRAY_SIZE(devices));
779 err = gpio_request(GPIO83_MAGICIAN_nIR_EN, "nIR_EN");
781 gpio_direction_output(GPIO83_MAGICIAN_nIR_EN, 1);
782 pxa_set_ficp_info(&magician_ficp_info);
784 pxa27x_set_i2c_power_info(NULL);
785 pxa_set_i2c_info(NULL);
786 pxa_set_mci_info(&magician_mci_info);
787 pxa_set_ohci_info(&magician_ohci_info);
789 /* Check LCD type we have */
790 cpld = ioremap_nocache(PXA_CS3_PHYS, 0x1000);
792 u8 board_id = __raw_readb(cpld+0x14);
794 system_rev = board_id & 0x7;
795 lcd_select = board_id & 0x8;
796 pr_info("LCD type: %s\n", lcd_select ? "Samsung" : "Toppoly");
797 if (lcd_select && (system_rev < 3)) {
798 gpio_request(GPIO75_MAGICIAN_SAMSUNG_POWER, "SAMSUNG_POWER");
799 gpio_direction_output(GPIO75_MAGICIAN_SAMSUNG_POWER, 0);
801 gpio_request(GPIO104_MAGICIAN_LCD_POWER_1, "LCD_POWER_1");
802 gpio_request(GPIO105_MAGICIAN_LCD_POWER_2, "LCD_POWER_2");
803 gpio_request(GPIO106_MAGICIAN_LCD_POWER_3, "LCD_POWER_3");
804 gpio_direction_output(GPIO104_MAGICIAN_LCD_POWER_1, 0);
805 gpio_direction_output(GPIO105_MAGICIAN_LCD_POWER_2, 0);
806 gpio_direction_output(GPIO106_MAGICIAN_LCD_POWER_3, 0);
807 set_pxa_fb_info(lcd_select ? &samsung_info : &toppoly_info);
809 pr_err("LCD detection: CPLD mapping failed\n");
813 MACHINE_START(MAGICIAN, "HTC Magician")
814 .phys_io = 0x40000000,
815 .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc,
816 .boot_params = 0xa0000100,
817 .map_io = pxa_map_io,
818 .init_irq = pxa27x_init_irq,
819 .init_machine = magician_init,