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
,