2 * Support for Sharp SL-C6000x PDAs
5 * Copyright (c) 2005 Dirk Opfer
7 * Based on code written by Sharp/Lineo for 2.4 kernels
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.
15 #include <linux/kernel.h>
16 #include <linux/init.h>
17 #include <linux/platform_device.h>
18 #include <linux/major.h>
20 #include <linux/interrupt.h>
21 #include <linux/delay.h>
23 #include <linux/mmc/host.h>
24 #include <linux/mfd/tc6393xb.h>
25 #include <linux/mfd/tmio.h>
26 #include <linux/mtd/nand.h>
27 #include <linux/mtd/partitions.h>
29 #include <linux/gpio_keys.h>
30 #include <linux/input.h>
31 #include <linux/gpio.h>
32 #include <linux/pda_power.h>
33 #include <linux/rfkill.h>
35 #include <asm/setup.h>
36 #include <asm/mach-types.h>
37 #include <mach/pxa2xx-regs.h>
38 #include <mach/mfp-pxa25x.h>
39 #include <mach/reset.h>
40 #include <mach/irda.h>
44 #include <mach/tosa_bt.h>
46 #include <asm/mach/arch.h>
47 #include <mach/tosa.h>
49 #include <asm/hardware/scoop.h>
50 #include <asm/mach/sharpsl_param.h>
56 static unsigned long tosa_pin_config
[] = {
57 GPIO78_nCS_2
, /* Scoop */
58 GPIO80_nCS_4
, /* tg6393xb */
59 GPIO33_nCS_5
, /* Scoop */
61 // GPIO76 CARD_VCC_ON1
63 GPIO19_GPIO
, /* Reset out */
64 GPIO1_RST
| WAKEUP_ON_EDGE_FALL
,
66 GPIO0_GPIO
| WAKEUP_ON_EDGE_FALL
, /* WAKE_UP */
67 GPIO2_GPIO
| WAKEUP_ON_EDGE_BOTH
, /* AC_IN */
68 GPIO3_GPIO
| WAKEUP_ON_EDGE_FALL
, /* RECORD */
69 GPIO4_GPIO
| WAKEUP_ON_EDGE_FALL
, /* SYNC */
70 GPIO20_GPIO
, /* EAR_IN */
73 GPIO5_GPIO
, /* USB_IN */
74 GPIO32_GPIO
, /* Pen IRQ */
76 GPIO7_GPIO
, /* Jacket Detect */
77 GPIO14_GPIO
, /* BAT0_CRG */
78 GPIO12_GPIO
, /* BAT1_CRG */
79 GPIO17_GPIO
, /* BAT0_LOW */
80 GPIO84_GPIO
, /* BAT1_LOW */
81 GPIO38_GPIO
, /* BAT_LOCK */
84 GPIO15_GPIO
, /* TC6393XB IRQ */
86 GPIO27_GPIO
, /* LCD Sync */
91 GPIO9_GPIO
, /* Detect */
92 GPIO10_GPIO
, /* nSD_INT */
95 GPIO13_GPIO
, /* CD_IRQ */
96 GPIO21_GPIO
, /* Main Slot IRQ */
97 GPIO36_GPIO
, /* Jacket Slot IRQ */
111 GPIO30_AC97_SDATA_OUT
,
113 GPIO29_AC97_SDATA_IN_0
,
131 GPIO58_GPIO
| MFP_LPM_DRIVE_LOW
,
132 GPIO59_GPIO
| MFP_LPM_DRIVE_LOW
,
133 GPIO60_GPIO
| MFP_LPM_DRIVE_LOW
,
134 GPIO61_GPIO
| MFP_LPM_DRIVE_LOW
,
135 GPIO62_GPIO
| MFP_LPM_DRIVE_LOW
,
136 GPIO63_GPIO
| MFP_LPM_DRIVE_LOW
,
137 GPIO64_GPIO
| MFP_LPM_DRIVE_LOW
,
138 GPIO65_GPIO
| MFP_LPM_DRIVE_LOW
,
139 GPIO66_GPIO
| MFP_LPM_DRIVE_LOW
,
140 GPIO67_GPIO
| MFP_LPM_DRIVE_LOW
,
141 GPIO68_GPIO
| MFP_LPM_DRIVE_LOW
,
142 GPIO69_GPIO
| MFP_LPM_DRIVE_LOW
,
143 GPIO70_GPIO
| MFP_LPM_DRIVE_LOW
,
144 GPIO71_GPIO
| MFP_LPM_DRIVE_LOW
,
145 GPIO72_GPIO
| MFP_LPM_DRIVE_LOW
,
146 GPIO73_GPIO
| MFP_LPM_DRIVE_LOW
,
147 GPIO74_GPIO
| MFP_LPM_DRIVE_LOW
,
148 GPIO75_GPIO
| MFP_LPM_DRIVE_LOW
,
155 /* IrDA is managed in other way */
163 static struct resource tosa_scoop_resources
[] = {
165 .start
= TOSA_CF_PHYS
,
166 .end
= TOSA_CF_PHYS
+ 0xfff,
167 .flags
= IORESOURCE_MEM
,
171 static struct scoop_config tosa_scoop_setup
= {
172 .io_dir
= TOSA_SCOOP_IO_DIR
,
173 .gpio_base
= TOSA_SCOOP_GPIO_BASE
,
176 static struct platform_device tosascoop_device
= {
177 .name
= "sharp-scoop",
180 .platform_data
= &tosa_scoop_setup
,
182 .num_resources
= ARRAY_SIZE(tosa_scoop_resources
),
183 .resource
= tosa_scoop_resources
,
188 * SCOOP Device Jacket
190 static struct resource tosa_scoop_jc_resources
[] = {
192 .start
= TOSA_SCOOP_PHYS
+ 0x40,
193 .end
= TOSA_SCOOP_PHYS
+ 0xfff,
194 .flags
= IORESOURCE_MEM
,
198 static struct scoop_config tosa_scoop_jc_setup
= {
199 .io_dir
= TOSA_SCOOP_JC_IO_DIR
,
200 .gpio_base
= TOSA_SCOOP_JC_GPIO_BASE
,
203 static struct platform_device tosascoop_jc_device
= {
204 .name
= "sharp-scoop",
207 .platform_data
= &tosa_scoop_jc_setup
,
208 .parent
= &tosascoop_device
.dev
,
210 .num_resources
= ARRAY_SIZE(tosa_scoop_jc_resources
),
211 .resource
= tosa_scoop_jc_resources
,
217 static struct scoop_pcmcia_dev tosa_pcmcia_scoop
[] = {
219 .dev
= &tosascoop_device
.dev
,
220 .irq
= TOSA_IRQ_GPIO_CF_IRQ
,
221 .cd_irq
= TOSA_IRQ_GPIO_CF_CD
,
222 .cd_irq_str
= "PCMCIA0 CD",
224 .dev
= &tosascoop_jc_device
.dev
,
225 .irq
= TOSA_IRQ_GPIO_JC_CF_IRQ
,
230 static struct scoop_pcmcia_config tosa_pcmcia_config
= {
231 .devs
= &tosa_pcmcia_scoop
[0],
236 * USB Device Controller
238 static struct pxa2xx_udc_mach_info udc_info __initdata
= {
239 .gpio_pullup
= TOSA_GPIO_USB_PULLUP
,
240 .gpio_vbus
= TOSA_GPIO_USB_IN
,
241 .gpio_vbus_inverted
= 1,
247 static struct pxamci_platform_data tosa_mci_platform_data
;
249 static int tosa_mci_init(struct device
*dev
, irq_handler_t tosa_detect_int
, void *data
)
253 tosa_mci_platform_data
.detect_delay
= msecs_to_jiffies(250);
255 err
= gpio_request(TOSA_GPIO_nSD_DETECT
, "MMC/SD card detect");
257 printk(KERN_ERR
"tosa_mci_init: can't request nSD_DETECT gpio\n");
258 goto err_gpio_detect
;
260 err
= gpio_direction_input(TOSA_GPIO_nSD_DETECT
);
262 goto err_gpio_detect_dir
;
264 err
= request_irq(TOSA_IRQ_GPIO_nSD_DETECT
, tosa_detect_int
,
265 IRQF_DISABLED
| IRQF_TRIGGER_RISING
| IRQF_TRIGGER_FALLING
,
266 "MMC/SD card detect", data
);
268 printk(KERN_ERR
"tosa_mci_init: MMC/SD: can't request MMC card detect IRQ\n");
272 err
= gpio_request(TOSA_GPIO_SD_WP
, "SD Write Protect");
274 printk(KERN_ERR
"tosa_mci_init: can't request SD_WP gpio\n");
277 err
= gpio_direction_input(TOSA_GPIO_SD_WP
);
279 goto err_gpio_wp_dir
;
281 err
= gpio_request(TOSA_GPIO_PWR_ON
, "SD Power");
283 printk(KERN_ERR
"tosa_mci_init: can't request SD_PWR gpio\n");
286 err
= gpio_direction_output(TOSA_GPIO_PWR_ON
, 0);
288 goto err_gpio_pwr_dir
;
290 err
= gpio_request(TOSA_GPIO_nSD_INT
, "SD Int");
292 printk(KERN_ERR
"tosa_mci_init: can't request SD_PWR gpio\n");
295 err
= gpio_direction_input(TOSA_GPIO_nSD_INT
);
297 goto err_gpio_int_dir
;
302 gpio_free(TOSA_GPIO_nSD_INT
);
305 gpio_free(TOSA_GPIO_PWR_ON
);
308 gpio_free(TOSA_GPIO_SD_WP
);
310 free_irq(TOSA_IRQ_GPIO_nSD_DETECT
, data
);
313 gpio_free(TOSA_GPIO_nSD_DETECT
);
318 static void tosa_mci_setpower(struct device
*dev
, unsigned int vdd
)
320 struct pxamci_platform_data
* p_d
= dev
->platform_data
;
322 if (( 1 << vdd
) & p_d
->ocr_mask
) {
323 gpio_set_value(TOSA_GPIO_PWR_ON
, 1);
325 gpio_set_value(TOSA_GPIO_PWR_ON
, 0);
329 static int tosa_mci_get_ro(struct device
*dev
)
331 return gpio_get_value(TOSA_GPIO_SD_WP
);
334 static void tosa_mci_exit(struct device
*dev
, void *data
)
336 gpio_free(TOSA_GPIO_nSD_INT
);
337 gpio_free(TOSA_GPIO_PWR_ON
);
338 gpio_free(TOSA_GPIO_SD_WP
);
339 free_irq(TOSA_IRQ_GPIO_nSD_DETECT
, data
);
340 gpio_free(TOSA_GPIO_nSD_DETECT
);
343 static struct pxamci_platform_data tosa_mci_platform_data
= {
344 .ocr_mask
= MMC_VDD_32_33
|MMC_VDD_33_34
,
345 .init
= tosa_mci_init
,
346 .get_ro
= tosa_mci_get_ro
,
347 .setpower
= tosa_mci_setpower
,
348 .exit
= tosa_mci_exit
,
354 static void tosa_irda_transceiver_mode(struct device
*dev
, int mode
)
357 gpio_set_value(TOSA_GPIO_IR_POWERDWN
, 0);
358 pxa2xx_transceiver_mode(dev
, mode
);
359 gpio_direction_output(TOSA_GPIO_IRDA_TX
, 0);
361 pxa2xx_transceiver_mode(dev
, mode
);
362 gpio_set_value(TOSA_GPIO_IR_POWERDWN
, 1);
366 static int tosa_irda_startup(struct device
*dev
)
370 ret
= gpio_request(TOSA_GPIO_IRDA_TX
, "IrDA TX");
373 ret
= gpio_direction_output(TOSA_GPIO_IRDA_TX
, 0);
377 ret
= gpio_request(TOSA_GPIO_IR_POWERDWN
, "IrDA powerdown");
381 ret
= gpio_direction_output(TOSA_GPIO_IR_POWERDWN
, 0);
385 tosa_irda_transceiver_mode(dev
, IR_SIRMODE
| IR_OFF
);
390 gpio_free(TOSA_GPIO_IR_POWERDWN
);
393 gpio_free(TOSA_GPIO_IRDA_TX
);
398 static void tosa_irda_shutdown(struct device
*dev
)
400 tosa_irda_transceiver_mode(dev
, IR_SIRMODE
| IR_OFF
);
401 gpio_free(TOSA_GPIO_IR_POWERDWN
);
402 gpio_free(TOSA_GPIO_IRDA_TX
);
405 static struct pxaficp_platform_data tosa_ficp_platform_data
= {
406 .transceiver_cap
= IR_SIRMODE
| IR_OFF
,
407 .transceiver_mode
= tosa_irda_transceiver_mode
,
408 .startup
= tosa_irda_startup
,
409 .shutdown
= tosa_irda_shutdown
,
415 static int tosa_power_init(struct device
*dev
)
417 int ret
= gpio_request(TOSA_GPIO_AC_IN
, "ac in");
421 ret
= gpio_direction_input(TOSA_GPIO_AC_IN
);
428 gpio_free(TOSA_GPIO_AC_IN
);
433 static void tosa_power_exit(struct device
*dev
)
435 gpio_free(TOSA_GPIO_AC_IN
);
438 static int tosa_power_ac_online(void)
440 return gpio_get_value(TOSA_GPIO_AC_IN
) == 0;
443 static char *tosa_ac_supplied_to
[] = {
449 static struct pda_power_pdata tosa_power_data
= {
450 .init
= tosa_power_init
,
451 .is_ac_online
= tosa_power_ac_online
,
452 .exit
= tosa_power_exit
,
453 .supplied_to
= tosa_ac_supplied_to
,
454 .num_supplicants
= ARRAY_SIZE(tosa_ac_supplied_to
),
457 static struct resource tosa_power_resource
[] = {
460 .start
= gpio_to_irq(TOSA_GPIO_AC_IN
),
461 .end
= gpio_to_irq(TOSA_GPIO_AC_IN
),
462 .flags
= IORESOURCE_IRQ
|
463 IORESOURCE_IRQ_HIGHEDGE
|
464 IORESOURCE_IRQ_LOWEDGE
,
468 static struct platform_device tosa_power_device
= {
471 .dev
.platform_data
= &tosa_power_data
,
472 .resource
= tosa_power_resource
,
473 .num_resources
= ARRAY_SIZE(tosa_power_resource
),
479 static struct platform_device tosakbd_device
= {
480 .name
= "tosa-keyboard",
484 static struct gpio_keys_button tosa_gpio_keys
[] = {
486 * Two following keys are directly tied to "ON" button of tosa. Why?
487 * The first one can be used as a wakeup source, the second can't;
488 * also the first one is OR of ac_powered and on_button.
492 .code
= KEY_RESERVED
,
493 .gpio
= TOSA_GPIO_POWERON
,
501 .gpio
= TOSA_GPIO_ON_KEY
,
504 * can't be used as wakeup
511 .code
= TOSA_KEY_RECORD
,
512 .gpio
= TOSA_GPIO_RECORD_BTN
,
513 .desc
= "Record Button",
519 .code
= TOSA_KEY_SYNC
,
520 .gpio
= TOSA_GPIO_SYNC
,
521 .desc
= "Sync Button",
527 .code
= SW_HEADPHONE_INSERT
,
528 .gpio
= TOSA_GPIO_EAR_IN
,
529 .desc
= "HeadPhone insert",
531 .debounce_interval
= 300,
535 static struct gpio_keys_platform_data tosa_gpio_keys_platform_data
= {
536 .buttons
= tosa_gpio_keys
,
537 .nbuttons
= ARRAY_SIZE(tosa_gpio_keys
),
540 static struct platform_device tosa_gpio_keys_device
= {
544 .platform_data
= &tosa_gpio_keys_platform_data
,
551 static struct gpio_led tosa_gpio_leds
[] = {
553 .name
= "tosa:amber:charge",
554 .default_trigger
= "main-battery-charging",
555 .gpio
= TOSA_GPIO_CHRG_ERR_LED
,
558 .name
= "tosa:green:mail",
559 .default_trigger
= "nand-disk",
560 .gpio
= TOSA_GPIO_NOTE_LED
,
563 .name
= "tosa:dual:wlan",
564 .default_trigger
= "none",
565 .gpio
= TOSA_GPIO_WLAN_LED
,
568 .name
= "tosa:blue:bluetooth",
569 .default_trigger
= "tosa-bt",
570 .gpio
= TOSA_GPIO_BT_LED
,
574 static struct gpio_led_platform_data tosa_gpio_leds_platform_data
= {
575 .leds
= tosa_gpio_leds
,
576 .num_leds
= ARRAY_SIZE(tosa_gpio_leds
),
579 static struct platform_device tosaled_device
= {
583 .platform_data
= &tosa_gpio_leds_platform_data
,
588 * Toshiba Mobile IO Controller
590 static struct resource tc6393xb_resources
[] = {
592 .start
= TOSA_LCDC_PHYS
,
593 .end
= TOSA_LCDC_PHYS
+ 0x3ffffff,
594 .flags
= IORESOURCE_MEM
,
598 .start
= TOSA_IRQ_GPIO_TC6393XB_INT
,
599 .end
= TOSA_IRQ_GPIO_TC6393XB_INT
,
600 .flags
= IORESOURCE_IRQ
,
605 static int tosa_tc6393xb_enable(struct platform_device
*dev
)
609 rc
= gpio_request(TOSA_GPIO_TC6393XB_REST_IN
, "tc6393xb #pclr");
612 rc
= gpio_request(TOSA_GPIO_TC6393XB_SUSPEND
, "tc6393xb #suspend");
614 goto err_req_suspend
;
615 rc
= gpio_request(TOSA_GPIO_TC6393XB_L3V_ON
, "l3v");
618 rc
= gpio_direction_output(TOSA_GPIO_TC6393XB_L3V_ON
, 0);
621 rc
= gpio_direction_output(TOSA_GPIO_TC6393XB_SUSPEND
, 0);
623 goto err_dir_suspend
;
624 rc
= gpio_direction_output(TOSA_GPIO_TC6393XB_REST_IN
, 0);
630 gpio_set_value(TOSA_GPIO_TC6393XB_SUSPEND
, 1);
634 gpio_set_value(TOSA_GPIO_TC6393XB_REST_IN
, 1);
635 gpio_set_value(TOSA_GPIO_TC6393XB_L3V_ON
, 1);
641 gpio_free(TOSA_GPIO_TC6393XB_L3V_ON
);
643 gpio_free(TOSA_GPIO_TC6393XB_SUSPEND
);
645 gpio_free(TOSA_GPIO_TC6393XB_REST_IN
);
650 static int tosa_tc6393xb_disable(struct platform_device
*dev
)
652 gpio_free(TOSA_GPIO_TC6393XB_L3V_ON
);
653 gpio_free(TOSA_GPIO_TC6393XB_SUSPEND
);
654 gpio_free(TOSA_GPIO_TC6393XB_REST_IN
);
659 static int tosa_tc6393xb_resume(struct platform_device
*dev
)
661 gpio_set_value(TOSA_GPIO_TC6393XB_SUSPEND
, 1);
663 gpio_set_value(TOSA_GPIO_TC6393XB_L3V_ON
, 1);
669 static int tosa_tc6393xb_suspend(struct platform_device
*dev
)
671 gpio_set_value(TOSA_GPIO_TC6393XB_L3V_ON
, 0);
672 gpio_set_value(TOSA_GPIO_TC6393XB_SUSPEND
, 0);
676 static struct mtd_partition tosa_nand_partition
[] = {
680 .size
= 7 * 1024 * 1024,
684 .offset
= MTDPART_OFS_APPEND
,
685 .size
= 28 * 1024 * 1024,
689 .offset
= MTDPART_OFS_APPEND
,
690 .size
= MTDPART_SIZ_FULL
,
694 static uint8_t scan_ff_pattern
[] = { 0xff, 0xff };
696 static struct nand_bbt_descr tosa_tc6393xb_nand_bbt
= {
700 .pattern
= scan_ff_pattern
703 static struct tmio_nand_data tosa_tc6393xb_nand_config
= {
704 .num_partitions
= ARRAY_SIZE(tosa_nand_partition
),
705 .partition
= tosa_nand_partition
,
706 .badblock_pattern
= &tosa_tc6393xb_nand_bbt
,
709 static int tosa_tc6393xb_setup(struct platform_device
*dev
)
713 rc
= gpio_request(TOSA_GPIO_CARD_VCC_ON
, "CARD_VCC_ON");
717 rc
= gpio_direction_output(TOSA_GPIO_CARD_VCC_ON
, 1);
724 gpio_free(TOSA_GPIO_CARD_VCC_ON
);
729 static void tosa_tc6393xb_teardown(struct platform_device
*dev
)
731 gpio_free(TOSA_GPIO_CARD_VCC_ON
);
734 static struct tc6393xb_platform_data tosa_tc6393xb_data
= {
735 .scr_pll2cr
= 0x0cc1,
738 .irq_base
= IRQ_BOARD_START
,
739 .gpio_base
= TOSA_TC6393XB_GPIO_BASE
,
740 .setup
= tosa_tc6393xb_setup
,
741 .teardown
= tosa_tc6393xb_teardown
,
743 .enable
= tosa_tc6393xb_enable
,
744 .disable
= tosa_tc6393xb_disable
,
745 .suspend
= tosa_tc6393xb_suspend
,
746 .resume
= tosa_tc6393xb_resume
,
748 .nand_data
= &tosa_tc6393xb_nand_config
,
754 static struct platform_device tc6393xb_device
= {
758 .platform_data
= &tosa_tc6393xb_data
,
760 .num_resources
= ARRAY_SIZE(tc6393xb_resources
),
761 .resource
= tc6393xb_resources
,
764 static struct tosa_bt_data tosa_bt_data
= {
765 .gpio_pwr
= TOSA_GPIO_BT_PWR_EN
,
766 .gpio_reset
= TOSA_GPIO_BT_RESET
,
769 static struct platform_device tosa_bt_device
= {
772 .dev
.platform_data
= &tosa_bt_data
,
776 static struct platform_device
*devices
[] __initdata
= {
778 &tosascoop_jc_device
,
782 &tosa_gpio_keys_device
,
787 static void tosa_poweroff(void)
789 arm_machine_restart('g');
792 static void tosa_restart(char mode
)
794 /* Bootloader magic for a reboot */
795 if((MSC0
& 0xffff0000) == 0x7ff00000)
796 MSC0
= (MSC0
& 0xffff) | 0x7ee00000;
801 static void __init
tosa_init(void)
805 pxa2xx_mfp_config(ARRAY_AND_SIZE(tosa_pin_config
));
806 gpio_set_wake(MFP_PIN_GPIO1
, 1);
807 /* We can't pass to gpio-keys since it will drop the Reset altfunc */
809 init_gpio_reset(TOSA_GPIO_ON_RESET
, 0);
811 pm_power_off
= tosa_poweroff
;
812 arm_pm_restart
= tosa_restart
;
816 /* enable batt_fault */
819 dummy
= gpiochip_reserve(TOSA_SCOOP_GPIO_BASE
, 12);
820 dummy
= gpiochip_reserve(TOSA_SCOOP_JC_GPIO_BASE
, 12);
821 dummy
= gpiochip_reserve(TOSA_TC6393XB_GPIO_BASE
, 16);
823 pxa_set_mci_info(&tosa_mci_platform_data
);
824 pxa_set_udc_info(&udc_info
);
825 pxa_set_ficp_info(&tosa_ficp_platform_data
);
826 pxa_set_i2c_info(NULL
);
827 platform_scoop_config
= &tosa_pcmcia_config
;
829 clk_add_alias("CLK_CK3P6MI", &tc6393xb_device
.dev
, "GPIO11_CLK", NULL
);
831 platform_add_devices(devices
, ARRAY_SIZE(devices
));
834 static void __init
fixup_tosa(struct machine_desc
*desc
,
835 struct tag
*tags
, char **cmdline
, struct meminfo
*mi
)
837 sharpsl_save_param();
839 mi
->bank
[0].start
= 0xa0000000;
840 mi
->bank
[0].node
= 0;
841 mi
->bank
[0].size
= (64*1024*1024);
844 MACHINE_START(TOSA
, "SHARP Tosa")
845 .phys_io
= 0x40000000,
846 .io_pg_offst
= (io_p2v(0x40000000) >> 18) & 0xfffc,
848 .map_io
= pxa_map_io
,
849 .init_irq
= pxa25x_init_irq
,
850 .init_machine
= tosa_init
,