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>
28 #include <linux/mtd/physmap.h>
30 #include <linux/gpio_keys.h>
31 #include <linux/input.h>
32 #include <linux/gpio.h>
33 #include <linux/pda_power.h>
34 #include <linux/spi/spi.h>
36 #include <asm/setup.h>
37 #include <asm/mach-types.h>
39 #include <mach/pxa25x.h>
40 #include <mach/reset.h>
41 #include <mach/irda.h>
45 #include <mach/tosa_bt.h>
46 #include <mach/pxa2xx_spi.h>
47 #include <mach/audio.h>
49 #include <asm/mach/arch.h>
50 #include <mach/tosa.h>
52 #include <asm/hardware/scoop.h>
53 #include <asm/mach/sharpsl_param.h>
59 static unsigned long tosa_pin_config[] = {
60 GPIO78_nCS_2, /* Scoop */
61 GPIO80_nCS_4, /* tg6393xb */
62 GPIO33_nCS_5, /* Scoop */
64 // GPIO76 CARD_VCC_ON1
66 GPIO19_GPIO, /* Reset out */
67 GPIO1_RST | WAKEUP_ON_EDGE_FALL,
69 GPIO0_GPIO | WAKEUP_ON_EDGE_FALL, /* WAKE_UP */
70 GPIO2_GPIO | WAKEUP_ON_EDGE_BOTH, /* AC_IN */
71 GPIO3_GPIO | WAKEUP_ON_EDGE_FALL, /* RECORD */
72 GPIO4_GPIO | WAKEUP_ON_EDGE_FALL, /* SYNC */
73 GPIO20_GPIO, /* EAR_IN */
76 GPIO5_GPIO, /* USB_IN */
77 GPIO32_GPIO, /* Pen IRQ */
79 GPIO7_GPIO, /* Jacket Detect */
80 GPIO14_GPIO, /* BAT0_CRG */
81 GPIO12_GPIO, /* BAT1_CRG */
82 GPIO17_GPIO, /* BAT0_LOW */
83 GPIO84_GPIO, /* BAT1_LOW */
84 GPIO38_GPIO, /* BAT_LOCK */
87 GPIO15_GPIO, /* TC6393XB IRQ */
89 GPIO27_GPIO, /* LCD Sync */
94 GPIO9_GPIO, /* Detect */
95 GPIO10_GPIO, /* nSD_INT */
98 GPIO13_GPIO, /* CD_IRQ */
99 GPIO21_GPIO, /* Main Slot IRQ */
100 GPIO36_GPIO, /* Jacket Slot IRQ */
114 GPIO30_AC97_SDATA_OUT,
116 GPIO29_AC97_SDATA_IN_0,
134 GPIO58_GPIO | MFP_LPM_DRIVE_LOW,
135 GPIO59_GPIO | MFP_LPM_DRIVE_LOW,
136 GPIO60_GPIO | MFP_LPM_DRIVE_LOW,
137 GPIO61_GPIO | MFP_LPM_DRIVE_LOW,
138 GPIO62_GPIO | MFP_LPM_DRIVE_LOW,
139 GPIO63_GPIO | MFP_LPM_DRIVE_LOW,
140 GPIO64_GPIO | MFP_LPM_DRIVE_LOW,
141 GPIO65_GPIO | MFP_LPM_DRIVE_LOW,
142 GPIO66_GPIO | MFP_LPM_DRIVE_LOW,
143 GPIO67_GPIO | MFP_LPM_DRIVE_LOW,
144 GPIO68_GPIO | MFP_LPM_DRIVE_LOW,
145 GPIO69_GPIO | MFP_LPM_DRIVE_LOW,
146 GPIO70_GPIO | MFP_LPM_DRIVE_LOW,
147 GPIO71_GPIO | MFP_LPM_DRIVE_LOW,
148 GPIO72_GPIO | MFP_LPM_DRIVE_LOW,
149 GPIO73_GPIO | MFP_LPM_DRIVE_LOW,
150 GPIO74_GPIO | MFP_LPM_DRIVE_LOW,
151 GPIO75_GPIO | MFP_LPM_DRIVE_LOW,
158 /* IrDA is managed in other way */
166 static struct resource tosa_scoop_resources[] = {
168 .start = TOSA_CF_PHYS,
169 .end = TOSA_CF_PHYS + 0xfff,
170 .flags = IORESOURCE_MEM,
174 static struct scoop_config tosa_scoop_setup = {
175 .io_dir = TOSA_SCOOP_IO_DIR,
176 .gpio_base = TOSA_SCOOP_GPIO_BASE,
179 static struct platform_device tosascoop_device = {
180 .name = "sharp-scoop",
183 .platform_data = &tosa_scoop_setup,
185 .num_resources = ARRAY_SIZE(tosa_scoop_resources),
186 .resource = tosa_scoop_resources,
191 * SCOOP Device Jacket
193 static struct resource tosa_scoop_jc_resources[] = {
195 .start = TOSA_SCOOP_PHYS + 0x40,
196 .end = TOSA_SCOOP_PHYS + 0xfff,
197 .flags = IORESOURCE_MEM,
201 static struct scoop_config tosa_scoop_jc_setup = {
202 .io_dir = TOSA_SCOOP_JC_IO_DIR,
203 .gpio_base = TOSA_SCOOP_JC_GPIO_BASE,
206 static struct platform_device tosascoop_jc_device = {
207 .name = "sharp-scoop",
210 .platform_data = &tosa_scoop_jc_setup,
211 .parent = &tosascoop_device.dev,
213 .num_resources = ARRAY_SIZE(tosa_scoop_jc_resources),
214 .resource = tosa_scoop_jc_resources,
220 static struct scoop_pcmcia_dev tosa_pcmcia_scoop[] = {
222 .dev = &tosascoop_device.dev,
223 .irq = TOSA_IRQ_GPIO_CF_IRQ,
224 .cd_irq = TOSA_IRQ_GPIO_CF_CD,
225 .cd_irq_str = "PCMCIA0 CD",
227 .dev = &tosascoop_jc_device.dev,
228 .irq = TOSA_IRQ_GPIO_JC_CF_IRQ,
233 static struct scoop_pcmcia_config tosa_pcmcia_config = {
234 .devs = &tosa_pcmcia_scoop[0],
239 * USB Device Controller
241 static struct pxa2xx_udc_mach_info udc_info __initdata = {
242 .gpio_pullup = TOSA_GPIO_USB_PULLUP,
243 .gpio_vbus = TOSA_GPIO_USB_IN,
244 .gpio_vbus_inverted = 1,
250 static int tosa_mci_init(struct device *dev, irq_handler_t tosa_detect_int, void *data)
254 err = gpio_request(TOSA_GPIO_nSD_INT, "SD Int");
256 printk(KERN_ERR "tosa_mci_init: can't request SD_PWR gpio\n");
259 err = gpio_direction_input(TOSA_GPIO_nSD_INT);
261 goto err_gpio_int_dir;
266 gpio_free(TOSA_GPIO_nSD_INT);
271 static void tosa_mci_exit(struct device *dev, void *data)
273 gpio_free(TOSA_GPIO_nSD_INT);
276 static struct pxamci_platform_data tosa_mci_platform_data = {
277 .ocr_mask = MMC_VDD_32_33|MMC_VDD_33_34,
278 .init = tosa_mci_init,
279 .exit = tosa_mci_exit,
280 .gpio_card_detect = TOSA_GPIO_nSD_DETECT,
281 .gpio_card_ro = TOSA_GPIO_SD_WP,
282 .gpio_power = TOSA_GPIO_PWR_ON,
288 static void tosa_irda_transceiver_mode(struct device *dev, int mode)
291 gpio_set_value(TOSA_GPIO_IR_POWERDWN, 0);
292 pxa2xx_transceiver_mode(dev, mode);
293 gpio_direction_output(TOSA_GPIO_IRDA_TX, 0);
295 pxa2xx_transceiver_mode(dev, mode);
296 gpio_set_value(TOSA_GPIO_IR_POWERDWN, 1);
300 static int tosa_irda_startup(struct device *dev)
304 ret = gpio_request(TOSA_GPIO_IRDA_TX, "IrDA TX");
307 ret = gpio_direction_output(TOSA_GPIO_IRDA_TX, 0);
311 ret = gpio_request(TOSA_GPIO_IR_POWERDWN, "IrDA powerdown");
315 ret = gpio_direction_output(TOSA_GPIO_IR_POWERDWN, 0);
319 tosa_irda_transceiver_mode(dev, IR_SIRMODE | IR_OFF);
324 gpio_free(TOSA_GPIO_IR_POWERDWN);
327 gpio_free(TOSA_GPIO_IRDA_TX);
332 static void tosa_irda_shutdown(struct device *dev)
334 tosa_irda_transceiver_mode(dev, IR_SIRMODE | IR_OFF);
335 gpio_free(TOSA_GPIO_IR_POWERDWN);
336 gpio_free(TOSA_GPIO_IRDA_TX);
339 static struct pxaficp_platform_data tosa_ficp_platform_data = {
341 .transceiver_cap = IR_SIRMODE | IR_OFF,
342 .transceiver_mode = tosa_irda_transceiver_mode,
343 .startup = tosa_irda_startup,
344 .shutdown = tosa_irda_shutdown,
350 static int tosa_power_init(struct device *dev)
352 int ret = gpio_request(TOSA_GPIO_AC_IN, "ac in");
356 ret = gpio_direction_input(TOSA_GPIO_AC_IN);
363 gpio_free(TOSA_GPIO_AC_IN);
368 static void tosa_power_exit(struct device *dev)
370 gpio_free(TOSA_GPIO_AC_IN);
373 static int tosa_power_ac_online(void)
375 return gpio_get_value(TOSA_GPIO_AC_IN) == 0;
378 static char *tosa_ac_supplied_to[] = {
384 static struct pda_power_pdata tosa_power_data = {
385 .init = tosa_power_init,
386 .is_ac_online = tosa_power_ac_online,
387 .exit = tosa_power_exit,
388 .supplied_to = tosa_ac_supplied_to,
389 .num_supplicants = ARRAY_SIZE(tosa_ac_supplied_to),
392 static struct resource tosa_power_resource[] = {
395 .start = gpio_to_irq(TOSA_GPIO_AC_IN),
396 .end = gpio_to_irq(TOSA_GPIO_AC_IN),
397 .flags = IORESOURCE_IRQ |
398 IORESOURCE_IRQ_HIGHEDGE |
399 IORESOURCE_IRQ_LOWEDGE,
403 static struct platform_device tosa_power_device = {
406 .dev.platform_data = &tosa_power_data,
407 .resource = tosa_power_resource,
408 .num_resources = ARRAY_SIZE(tosa_power_resource),
414 static struct platform_device tosakbd_device = {
415 .name = "tosa-keyboard",
419 static struct gpio_keys_button tosa_gpio_keys[] = {
421 * Two following keys are directly tied to "ON" button of tosa. Why?
422 * The first one can be used as a wakeup source, the second can't;
423 * also the first one is OR of ac_powered and on_button.
427 .code = KEY_RESERVED,
428 .gpio = TOSA_GPIO_POWERON,
436 .gpio = TOSA_GPIO_ON_KEY,
439 * can't be used as wakeup
446 .code = TOSA_KEY_RECORD,
447 .gpio = TOSA_GPIO_RECORD_BTN,
448 .desc = "Record Button",
454 .code = TOSA_KEY_SYNC,
455 .gpio = TOSA_GPIO_SYNC,
456 .desc = "Sync Button",
462 .code = SW_HEADPHONE_INSERT,
463 .gpio = TOSA_GPIO_EAR_IN,
464 .desc = "HeadPhone insert",
466 .debounce_interval = 300,
470 static struct gpio_keys_platform_data tosa_gpio_keys_platform_data = {
471 .buttons = tosa_gpio_keys,
472 .nbuttons = ARRAY_SIZE(tosa_gpio_keys),
475 static struct platform_device tosa_gpio_keys_device = {
479 .platform_data = &tosa_gpio_keys_platform_data,
486 static struct gpio_led tosa_gpio_leds[] = {
488 .name = "tosa:amber:charge",
489 .default_trigger = "main-battery-charging",
490 .gpio = TOSA_GPIO_CHRG_ERR_LED,
493 .name = "tosa:green:mail",
494 .default_trigger = "nand-disk",
495 .gpio = TOSA_GPIO_NOTE_LED,
498 .name = "tosa:dual:wlan",
499 .default_trigger = "none",
500 .gpio = TOSA_GPIO_WLAN_LED,
503 .name = "tosa:blue:bluetooth",
504 .default_trigger = "tosa-bt",
505 .gpio = TOSA_GPIO_BT_LED,
509 static struct gpio_led_platform_data tosa_gpio_leds_platform_data = {
510 .leds = tosa_gpio_leds,
511 .num_leds = ARRAY_SIZE(tosa_gpio_leds),
514 static struct platform_device tosaled_device = {
518 .platform_data = &tosa_gpio_leds_platform_data,
523 * Toshiba Mobile IO Controller
525 static struct resource tc6393xb_resources[] = {
527 .start = TOSA_LCDC_PHYS,
528 .end = TOSA_LCDC_PHYS + 0x3ffffff,
529 .flags = IORESOURCE_MEM,
533 .start = TOSA_IRQ_GPIO_TC6393XB_INT,
534 .end = TOSA_IRQ_GPIO_TC6393XB_INT,
535 .flags = IORESOURCE_IRQ,
540 static int tosa_tc6393xb_enable(struct platform_device *dev)
544 rc = gpio_request(TOSA_GPIO_TC6393XB_REST_IN, "tc6393xb #pclr");
547 rc = gpio_request(TOSA_GPIO_TC6393XB_SUSPEND, "tc6393xb #suspend");
549 goto err_req_suspend;
550 rc = gpio_request(TOSA_GPIO_TC6393XB_L3V_ON, "tc6393xb l3v");
553 rc = gpio_direction_output(TOSA_GPIO_TC6393XB_L3V_ON, 0);
556 rc = gpio_direction_output(TOSA_GPIO_TC6393XB_SUSPEND, 0);
558 goto err_dir_suspend;
559 rc = gpio_direction_output(TOSA_GPIO_TC6393XB_REST_IN, 0);
565 gpio_set_value(TOSA_GPIO_TC6393XB_SUSPEND, 1);
569 gpio_set_value(TOSA_GPIO_TC6393XB_REST_IN, 1);
570 gpio_set_value(TOSA_GPIO_TC6393XB_L3V_ON, 1);
576 gpio_free(TOSA_GPIO_TC6393XB_L3V_ON);
578 gpio_free(TOSA_GPIO_TC6393XB_SUSPEND);
580 gpio_free(TOSA_GPIO_TC6393XB_REST_IN);
585 static int tosa_tc6393xb_disable(struct platform_device *dev)
587 gpio_free(TOSA_GPIO_TC6393XB_L3V_ON);
588 gpio_free(TOSA_GPIO_TC6393XB_SUSPEND);
589 gpio_free(TOSA_GPIO_TC6393XB_REST_IN);
594 static int tosa_tc6393xb_resume(struct platform_device *dev)
596 gpio_set_value(TOSA_GPIO_TC6393XB_SUSPEND, 1);
598 gpio_set_value(TOSA_GPIO_TC6393XB_L3V_ON, 1);
604 static int tosa_tc6393xb_suspend(struct platform_device *dev)
606 gpio_set_value(TOSA_GPIO_TC6393XB_L3V_ON, 0);
607 gpio_set_value(TOSA_GPIO_TC6393XB_SUSPEND, 0);
611 static struct mtd_partition tosa_nand_partition[] = {
615 .size = 7 * 1024 * 1024,
619 .offset = MTDPART_OFS_APPEND,
620 .size = 28 * 1024 * 1024,
624 .offset = MTDPART_OFS_APPEND,
625 .size = MTDPART_SIZ_FULL,
629 static uint8_t scan_ff_pattern[] = { 0xff, 0xff };
631 static struct nand_bbt_descr tosa_tc6393xb_nand_bbt = {
635 .pattern = scan_ff_pattern
638 static struct tmio_nand_data tosa_tc6393xb_nand_config = {
639 .num_partitions = ARRAY_SIZE(tosa_nand_partition),
640 .partition = tosa_nand_partition,
641 .badblock_pattern = &tosa_tc6393xb_nand_bbt,
644 static int tosa_tc6393xb_setup(struct platform_device *dev)
648 rc = gpio_request(TOSA_GPIO_CARD_VCC_ON, "CARD_VCC_ON");
652 rc = gpio_direction_output(TOSA_GPIO_CARD_VCC_ON, 1);
659 gpio_free(TOSA_GPIO_CARD_VCC_ON);
664 static void tosa_tc6393xb_teardown(struct platform_device *dev)
666 gpio_free(TOSA_GPIO_CARD_VCC_ON);
669 #ifdef CONFIG_MFD_TC6393XB
670 static struct fb_videomode tosa_tc6393xb_lcd_mode[] = {
674 .pixclock = 0x002cdf00,/* PLL divisor */
675 .left_margin = 0x004c,
676 .right_margin = 0x005b,
677 .upper_margin = 0x0001,
678 .lower_margin = 0x000d,
681 .sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT,
682 .vmode = FB_VMODE_NONINTERLACED,
686 .pixclock = 0x00e7f203,/* PLL divisor */
687 .left_margin = 0x0024,
688 .right_margin = 0x002f,
689 .upper_margin = 0x0001,
690 .lower_margin = 0x000d,
693 .sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT,
694 .vmode = FB_VMODE_NONINTERLACED,
698 static struct tmio_fb_data tosa_tc6393xb_fb_config = {
699 .lcd_set_power = tc6393xb_lcd_set_power,
700 .lcd_mode = tc6393xb_lcd_mode,
701 .num_modes = ARRAY_SIZE(tosa_tc6393xb_lcd_mode),
702 .modes = &tosa_tc6393xb_lcd_mode[0],
708 static struct tc6393xb_platform_data tosa_tc6393xb_data = {
709 .scr_pll2cr = 0x0cc1,
712 .irq_base = IRQ_BOARD_START,
713 .gpio_base = TOSA_TC6393XB_GPIO_BASE,
714 .setup = tosa_tc6393xb_setup,
715 .teardown = tosa_tc6393xb_teardown,
717 .enable = tosa_tc6393xb_enable,
718 .disable = tosa_tc6393xb_disable,
719 .suspend = tosa_tc6393xb_suspend,
720 .resume = tosa_tc6393xb_resume,
722 .nand_data = &tosa_tc6393xb_nand_config,
723 #ifdef CONFIG_MFD_TC6393XB
724 .fb_data = &tosa_tc6393xb_fb_config,
731 static struct platform_device tc6393xb_device = {
735 .platform_data = &tosa_tc6393xb_data,
737 .num_resources = ARRAY_SIZE(tc6393xb_resources),
738 .resource = tc6393xb_resources,
741 static struct tosa_bt_data tosa_bt_data = {
742 .gpio_pwr = TOSA_GPIO_BT_PWR_EN,
743 .gpio_reset = TOSA_GPIO_BT_RESET,
746 static struct platform_device tosa_bt_device = {
749 .dev.platform_data = &tosa_bt_data,
752 static struct pxa2xx_spi_master pxa_ssp_master_info = {
756 static struct spi_board_info spi_board_info[] __initdata = {
758 .modalias = "tosa-lcd",
760 .max_speed_hz = 28750,
767 static struct mtd_partition sharpsl_rom_parts[] = {
769 .name ="Boot PROM Filesystem",
770 .offset = 0x00160000,
771 .size = MTDPART_SIZ_FULL,
775 static struct physmap_flash_data sharpsl_rom_data = {
777 .nr_parts = ARRAY_SIZE(sharpsl_rom_parts),
778 .parts = sharpsl_rom_parts,
781 static struct resource sharpsl_rom_resources[] = {
785 .flags = IORESOURCE_MEM,
789 static struct platform_device sharpsl_rom_device = {
790 .name = "physmap-flash",
792 .resource = sharpsl_rom_resources,
793 .num_resources = ARRAY_SIZE(sharpsl_rom_resources),
794 .dev.platform_data = &sharpsl_rom_data,
797 static struct platform_device *devices[] __initdata = {
799 &tosascoop_jc_device,
803 &tosa_gpio_keys_device,
809 static void tosa_poweroff(void)
811 arm_machine_restart('g', NULL);
814 static void tosa_restart(char mode, const char *cmd)
816 /* Bootloader magic for a reboot */
817 if((MSC0 & 0xffff0000) == 0x7ff00000)
818 MSC0 = (MSC0 & 0xffff) | 0x7ee00000;
823 static void __init tosa_init(void)
827 pxa2xx_mfp_config(ARRAY_AND_SIZE(tosa_pin_config));
829 pxa_set_ffuart_info(NULL);
830 pxa_set_btuart_info(NULL);
831 pxa_set_stuart_info(NULL);
833 gpio_set_wake(MFP_PIN_GPIO1, 1);
834 /* We can't pass to gpio-keys since it will drop the Reset altfunc */
836 init_gpio_reset(TOSA_GPIO_ON_RESET, 0, 0);
838 pm_power_off = tosa_poweroff;
839 arm_pm_restart = tosa_restart;
843 /* enable batt_fault */
846 dummy = gpiochip_reserve(TOSA_SCOOP_GPIO_BASE, 12);
847 dummy = gpiochip_reserve(TOSA_SCOOP_JC_GPIO_BASE, 12);
848 dummy = gpiochip_reserve(TOSA_TC6393XB_GPIO_BASE, 16);
850 tosa_mci_platform_data.detect_delay = msecs_to_jiffies(250);
851 pxa_set_mci_info(&tosa_mci_platform_data);
852 pxa_set_udc_info(&udc_info);
853 pxa_set_ficp_info(&tosa_ficp_platform_data);
854 pxa_set_i2c_info(NULL);
855 pxa_set_ac97_info(NULL);
856 platform_scoop_config = &tosa_pcmcia_config;
858 pxa2xx_set_spi_info(2, &pxa_ssp_master_info);
859 spi_register_board_info(spi_board_info, ARRAY_SIZE(spi_board_info));
861 clk_add_alias("CLK_CK3P6MI", tc6393xb_device.name, "GPIO11_CLK", NULL);
863 platform_add_devices(devices, ARRAY_SIZE(devices));
866 static void __init fixup_tosa(struct machine_desc *desc,
867 struct tag *tags, char **cmdline, struct meminfo *mi)
869 sharpsl_save_param();
871 mi->bank[0].start = 0xa0000000;
872 mi->bank[0].node = 0;
873 mi->bank[0].size = (64*1024*1024);
876 MACHINE_START(TOSA, "SHARP Tosa")
877 .phys_io = 0x40000000,
878 .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc,
880 .map_io = pxa_map_io,
881 .init_irq = pxa25x_init_irq,
882 .init_machine = tosa_init,