/* * Support for Sharp SL-C6000x PDAs * Model: (Tosa) * * Copyright (c) 2005 Dirk Opfer * * Based on code written by Sharp/Lineo for 2.4 kernels * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. * */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include "generic.h" #include "devices.h" static unsigned long tosa_pin_config[] = { GPIO78_nCS_2, /* Scoop */ GPIO80_nCS_4, /* tg6393xb */ GPIO33_nCS_5, /* Scoop */ // GPIO76 CARD_VCC_ON1 GPIO19_GPIO, /* Reset out */ GPIO1_RST | WAKEUP_ON_EDGE_FALL, GPIO0_GPIO | WAKEUP_ON_EDGE_FALL, /* WAKE_UP */ GPIO2_GPIO | WAKEUP_ON_EDGE_BOTH, /* AC_IN */ GPIO3_GPIO | WAKEUP_ON_EDGE_FALL, /* RECORD */ GPIO4_GPIO | WAKEUP_ON_EDGE_FALL, /* SYNC */ GPIO20_GPIO, /* EAR_IN */ GPIO22_GPIO, /* On */ GPIO5_GPIO, /* USB_IN */ GPIO32_GPIO, /* Pen IRQ */ GPIO7_GPIO, /* Jacket Detect */ GPIO14_GPIO, /* BAT0_CRG */ GPIO12_GPIO, /* BAT1_CRG */ GPIO17_GPIO, /* BAT0_LOW */ GPIO84_GPIO, /* BAT1_LOW */ GPIO38_GPIO, /* BAT_LOCK */ GPIO11_3_6MHz, GPIO15_GPIO, /* TC6393XB IRQ */ GPIO18_RDY, GPIO27_GPIO, /* LCD Sync */ /* MMC */ GPIO6_MMC_CLK, GPIO8_MMC_CS0, GPIO9_GPIO, /* Detect */ GPIO10_GPIO, /* nSD_INT */ /* CF */ GPIO13_GPIO, /* CD_IRQ */ GPIO21_GPIO, /* Main Slot IRQ */ GPIO36_GPIO, /* Jacket Slot IRQ */ GPIO48_nPOE, GPIO49_nPWE, GPIO50_nPIOR, GPIO51_nPIOW, GPIO52_nPCE_1, GPIO53_nPCE_2, GPIO54_nPSKTSEL, GPIO55_nPREG, GPIO56_nPWAIT, GPIO57_nIOIS16, /* AC97 */ GPIO31_AC97_SYNC, GPIO30_AC97_SDATA_OUT, GPIO28_AC97_BITCLK, GPIO29_AC97_SDATA_IN_0, // GPIO79 nAUD_IRQ /* FFUART */ GPIO34_FFUART_RXD, GPIO35_FFUART_CTS, GPIO37_FFUART_DSR, GPIO39_FFUART_TXD, GPIO40_FFUART_DTR, GPIO41_FFUART_RTS, /* BTUART */ GPIO42_BTUART_RXD, GPIO43_BTUART_TXD, GPIO44_BTUART_CTS, GPIO45_BTUART_RTS, /* Keybd */ GPIO58_GPIO | MFP_LPM_DRIVE_LOW, GPIO59_GPIO | MFP_LPM_DRIVE_LOW, GPIO60_GPIO | MFP_LPM_DRIVE_LOW, GPIO61_GPIO | MFP_LPM_DRIVE_LOW, GPIO62_GPIO | MFP_LPM_DRIVE_LOW, GPIO63_GPIO | MFP_LPM_DRIVE_LOW, GPIO64_GPIO | MFP_LPM_DRIVE_LOW, GPIO65_GPIO | MFP_LPM_DRIVE_LOW, GPIO66_GPIO | MFP_LPM_DRIVE_LOW, GPIO67_GPIO | MFP_LPM_DRIVE_LOW, GPIO68_GPIO | MFP_LPM_DRIVE_LOW, GPIO69_GPIO | MFP_LPM_DRIVE_LOW, GPIO70_GPIO | MFP_LPM_DRIVE_LOW, GPIO71_GPIO | MFP_LPM_DRIVE_LOW, GPIO72_GPIO | MFP_LPM_DRIVE_LOW, GPIO73_GPIO | MFP_LPM_DRIVE_LOW, GPIO74_GPIO | MFP_LPM_DRIVE_LOW, GPIO75_GPIO | MFP_LPM_DRIVE_LOW, /* SPI */ GPIO81_SSP2_CLK_OUT, GPIO82_SSP2_FRM_OUT, GPIO83_SSP2_TXD, }; static unsigned long tosa_pin_irda_off[] = { GPIO46_STUART_RXD, GPIO47_GPIO | MFP_LPM_DRIVE_LOW, }; static unsigned long tosa_pin_irda_on[] = { GPIO46_STUART_RXD, GPIO47_STUART_TXD, }; /* * SCOOP Device */ static struct resource tosa_scoop_resources[] = { [0] = { .start = TOSA_CF_PHYS, .end = TOSA_CF_PHYS + 0xfff, .flags = IORESOURCE_MEM, }, }; static struct scoop_config tosa_scoop_setup = { .io_dir = TOSA_SCOOP_IO_DIR, .gpio_base = TOSA_SCOOP_GPIO_BASE, }; static struct platform_device tosascoop_device = { .name = "sharp-scoop", .id = 0, .dev = { .platform_data = &tosa_scoop_setup, }, .num_resources = ARRAY_SIZE(tosa_scoop_resources), .resource = tosa_scoop_resources, }; /* * SCOOP Device Jacket */ static struct resource tosa_scoop_jc_resources[] = { [0] = { .start = TOSA_SCOOP_PHYS + 0x40, .end = TOSA_SCOOP_PHYS + 0xfff, .flags = IORESOURCE_MEM, }, }; static struct scoop_config tosa_scoop_jc_setup = { .io_dir = TOSA_SCOOP_JC_IO_DIR, .gpio_base = TOSA_SCOOP_JC_GPIO_BASE, }; static struct platform_device tosascoop_jc_device = { .name = "sharp-scoop", .id = 1, .dev = { .platform_data = &tosa_scoop_jc_setup, .parent = &tosascoop_device.dev, }, .num_resources = ARRAY_SIZE(tosa_scoop_jc_resources), .resource = tosa_scoop_jc_resources, }; /* * PCMCIA */ static struct scoop_pcmcia_dev tosa_pcmcia_scoop[] = { { .dev = &tosascoop_device.dev, .irq = TOSA_IRQ_GPIO_CF_IRQ, .cd_irq = TOSA_IRQ_GPIO_CF_CD, .cd_irq_str = "PCMCIA0 CD", },{ .dev = &tosascoop_jc_device.dev, .irq = TOSA_IRQ_GPIO_JC_CF_IRQ, .cd_irq = -1, }, }; static struct scoop_pcmcia_config tosa_pcmcia_config = { .devs = &tosa_pcmcia_scoop[0], .num_devs = 2, }; /* * USB Device Controller */ static struct pxa2xx_udc_mach_info udc_info __initdata = { .gpio_pullup = TOSA_GPIO_USB_PULLUP, .gpio_vbus = TOSA_GPIO_USB_IN, .gpio_vbus_inverted = 1, }; /* * MMC/SD Device */ static struct pxamci_platform_data tosa_mci_platform_data; static int tosa_mci_init(struct device *dev, irq_handler_t tosa_detect_int, void *data) { int err; tosa_mci_platform_data.detect_delay = msecs_to_jiffies(250); err = gpio_request(TOSA_GPIO_nSD_DETECT, "MMC/SD card detect"); if (err) { printk(KERN_ERR "tosa_mci_init: can't request nSD_DETECT gpio\n"); goto err_gpio_detect; } err = gpio_direction_input(TOSA_GPIO_nSD_DETECT); if (err) goto err_gpio_detect_dir; err = request_irq(TOSA_IRQ_GPIO_nSD_DETECT, tosa_detect_int, IRQF_DISABLED | IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING, "MMC/SD card detect", data); if (err) { printk(KERN_ERR "tosa_mci_init: MMC/SD: can't request MMC card detect IRQ\n"); goto err_irq; } err = gpio_request(TOSA_GPIO_SD_WP, "SD Write Protect"); if (err) { printk(KERN_ERR "tosa_mci_init: can't request SD_WP gpio\n"); goto err_gpio_wp; } err = gpio_direction_input(TOSA_GPIO_SD_WP); if (err) goto err_gpio_wp_dir; err = gpio_request(TOSA_GPIO_PWR_ON, "SD Power"); if (err) { printk(KERN_ERR "tosa_mci_init: can't request SD_PWR gpio\n"); goto err_gpio_pwr; } err = gpio_direction_output(TOSA_GPIO_PWR_ON, 0); if (err) goto err_gpio_pwr_dir; err = gpio_request(TOSA_GPIO_nSD_INT, "SD Int"); if (err) { printk(KERN_ERR "tosa_mci_init: can't request SD_PWR gpio\n"); goto err_gpio_int; } err = gpio_direction_input(TOSA_GPIO_nSD_INT); if (err) goto err_gpio_int_dir; return 0; err_gpio_int_dir: gpio_free(TOSA_GPIO_nSD_INT); err_gpio_int: err_gpio_pwr_dir: gpio_free(TOSA_GPIO_PWR_ON); err_gpio_pwr: err_gpio_wp_dir: gpio_free(TOSA_GPIO_SD_WP); err_gpio_wp: free_irq(TOSA_IRQ_GPIO_nSD_DETECT, data); err_irq: err_gpio_detect_dir: gpio_free(TOSA_GPIO_nSD_DETECT); err_gpio_detect: return err; } static void tosa_mci_setpower(struct device *dev, unsigned int vdd) { struct pxamci_platform_data* p_d = dev->platform_data; if (( 1 << vdd) & p_d->ocr_mask) { gpio_set_value(TOSA_GPIO_PWR_ON, 1); } else { gpio_set_value(TOSA_GPIO_PWR_ON, 0); } } static int tosa_mci_get_ro(struct device *dev) { return gpio_get_value(TOSA_GPIO_SD_WP); } static void tosa_mci_exit(struct device *dev, void *data) { gpio_free(TOSA_GPIO_nSD_INT); gpio_free(TOSA_GPIO_PWR_ON); gpio_free(TOSA_GPIO_SD_WP); free_irq(TOSA_IRQ_GPIO_nSD_DETECT, data); gpio_free(TOSA_GPIO_nSD_DETECT); } static struct pxamci_platform_data tosa_mci_platform_data = { .ocr_mask = MMC_VDD_32_33|MMC_VDD_33_34, .init = tosa_mci_init, .get_ro = tosa_mci_get_ro, .setpower = tosa_mci_setpower, .exit = tosa_mci_exit, }; /* * Irda */ static void tosa_irda_transceiver_mode(struct device *dev, int mode) { if (mode & IR_OFF) { gpio_set_value(TOSA_GPIO_IR_POWERDWN, 0); pxa2xx_mfp_config(ARRAY_AND_SIZE(tosa_pin_irda_off)); gpio_direction_output(TOSA_GPIO_IRDA_TX, 0); } else { pxa2xx_mfp_config(ARRAY_AND_SIZE(tosa_pin_irda_on)); gpio_set_value(TOSA_GPIO_IR_POWERDWN, 1); } } static int tosa_irda_startup(struct device *dev) { int ret; ret = gpio_request(TOSA_GPIO_IRDA_TX, "IrDA TX"); if (ret) goto err_tx; ret = gpio_direction_output(TOSA_GPIO_IRDA_TX, 0); if (ret) goto err_tx_dir; ret = gpio_request(TOSA_GPIO_IR_POWERDWN, "IrDA powerdown"); if (ret) goto err_pwr; ret = gpio_direction_output(TOSA_GPIO_IR_POWERDWN, 0); if (ret) goto err_pwr_dir; tosa_irda_transceiver_mode(dev, IR_SIRMODE | IR_OFF); return 0; err_pwr_dir: gpio_free(TOSA_GPIO_IR_POWERDWN); err_pwr: err_tx_dir: gpio_free(TOSA_GPIO_IRDA_TX); err_tx: return ret; } static void tosa_irda_shutdown(struct device *dev) { tosa_irda_transceiver_mode(dev, IR_SIRMODE | IR_OFF); gpio_free(TOSA_GPIO_IR_POWERDWN); gpio_free(TOSA_GPIO_IRDA_TX); } static struct pxaficp_platform_data tosa_ficp_platform_data = { .transceiver_cap = IR_SIRMODE | IR_OFF, .transceiver_mode = tosa_irda_transceiver_mode, .startup = tosa_irda_startup, .shutdown = tosa_irda_shutdown, }; /* * Tosa AC IN */ static int tosa_power_init(struct device *dev) { int ret = gpio_request(TOSA_GPIO_AC_IN, "ac in"); if (ret) goto err_gpio_req; ret = gpio_direction_input(TOSA_GPIO_AC_IN); if (ret) goto err_gpio_in; return 0; err_gpio_in: gpio_free(TOSA_GPIO_AC_IN); err_gpio_req: return ret; } static void tosa_power_exit(struct device *dev) { gpio_free(TOSA_GPIO_AC_IN); } static int tosa_power_ac_online(void) { return gpio_get_value(TOSA_GPIO_AC_IN) == 0; } static char *tosa_ac_supplied_to[] = { "main-battery", "backup-battery", "jacket-battery", }; static struct pda_power_pdata tosa_power_data = { .init = tosa_power_init, .is_ac_online = tosa_power_ac_online, .exit = tosa_power_exit, .supplied_to = tosa_ac_supplied_to, .num_supplicants = ARRAY_SIZE(tosa_ac_supplied_to), }; static struct resource tosa_power_resource[] = { { .name = "ac", .start = gpio_to_irq(TOSA_GPIO_AC_IN), .end = gpio_to_irq(TOSA_GPIO_AC_IN), .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE | IORESOURCE_IRQ_LOWEDGE, }, }; static struct platform_device tosa_power_device = { .name = "pda-power", .id = -1, .dev.platform_data = &tosa_power_data, .resource = tosa_power_resource, .num_resources = ARRAY_SIZE(tosa_power_resource), }; /* * Tosa Keyboard */ static struct platform_device tosakbd_device = { .name = "tosa-keyboard", .id = -1, }; static struct gpio_keys_button tosa_gpio_keys[] = { /* * Two following keys are directly tied to "ON" button of tosa. Why? * The first one can be used as a wakeup source, the second can't; * also the first one is OR of ac_powered and on_button. */ { .type = EV_PWR, .code = KEY_RESERVED, .gpio = TOSA_GPIO_POWERON, .desc = "Poweron", .wakeup = 1, .active_low = 1, }, { .type = EV_PWR, .code = KEY_SUSPEND, .gpio = TOSA_GPIO_ON_KEY, .desc = "On key", /* * can't be used as wakeup * .wakeup = 1, */ .active_low = 1, }, { .type = EV_KEY, .code = TOSA_KEY_RECORD, .gpio = TOSA_GPIO_RECORD_BTN, .desc = "Record Button", .wakeup = 1, .active_low = 1, }, { .type = EV_KEY, .code = TOSA_KEY_SYNC, .gpio = TOSA_GPIO_SYNC, .desc = "Sync Button", .wakeup = 1, .active_low = 1, }, }; static struct gpio_keys_platform_data tosa_gpio_keys_platform_data = { .buttons = tosa_gpio_keys, .nbuttons = ARRAY_SIZE(tosa_gpio_keys), }; static struct platform_device tosa_gpio_keys_device = { .name = "gpio-keys", .id = -1, .dev = { .platform_data = &tosa_gpio_keys_platform_data, }, }; /* * Tosa LEDs */ static struct gpio_led tosa_gpio_leds[] = { { .name = "tosa:amber:charge", .default_trigger = "main-battery-charging", .gpio = TOSA_GPIO_CHRG_ERR_LED, }, { .name = "tosa:green:mail", .default_trigger = "nand-disk", .gpio = TOSA_GPIO_NOTE_LED, }, { .name = "tosa:dual:wlan", .default_trigger = "none", .gpio = TOSA_GPIO_WLAN_LED, }, { .name = "tosa:blue:bluetooth", .default_trigger = "none", .gpio = TOSA_GPIO_BT_LED, }, }; static struct gpio_led_platform_data tosa_gpio_leds_platform_data = { .leds = tosa_gpio_leds, .num_leds = ARRAY_SIZE(tosa_gpio_leds), }; static struct platform_device tosaled_device = { .name = "leds-gpio", .id = -1, .dev = { .platform_data = &tosa_gpio_leds_platform_data, }, }; /* * Toshiba Mobile IO Controller */ static struct resource tc6393xb_resources[] = { [0] = { .start = TOSA_LCDC_PHYS, .end = TOSA_LCDC_PHYS + 0x3ffffff, .flags = IORESOURCE_MEM, }, [1] = { .start = TOSA_IRQ_GPIO_TC6393XB_INT, .end = TOSA_IRQ_GPIO_TC6393XB_INT, .flags = IORESOURCE_IRQ, }, }; static int tosa_tc6393xb_enable(struct platform_device *dev) { int rc; rc = gpio_request(TOSA_GPIO_TC6393XB_REST_IN, "tc6393xb #pclr"); if (rc) goto err_req_pclr; rc = gpio_request(TOSA_GPIO_TC6393XB_SUSPEND, "tc6393xb #suspend"); if (rc) goto err_req_suspend; rc = gpio_request(TOSA_GPIO_TC6393XB_L3V_ON, "l3v"); if (rc) goto err_req_l3v; rc = gpio_direction_output(TOSA_GPIO_TC6393XB_L3V_ON, 0); if (rc) goto err_dir_l3v; rc = gpio_direction_output(TOSA_GPIO_TC6393XB_SUSPEND, 0); if (rc) goto err_dir_suspend; rc = gpio_direction_output(TOSA_GPIO_TC6393XB_REST_IN, 0); if (rc) goto err_dir_pclr; mdelay(1); gpio_set_value(TOSA_GPIO_TC6393XB_SUSPEND, 1); mdelay(10); gpio_set_value(TOSA_GPIO_TC6393XB_REST_IN, 1); gpio_set_value(TOSA_GPIO_TC6393XB_L3V_ON, 1); return 0; err_dir_pclr: err_dir_suspend: err_dir_l3v: gpio_free(TOSA_GPIO_TC6393XB_L3V_ON); err_req_l3v: gpio_free(TOSA_GPIO_TC6393XB_SUSPEND); err_req_suspend: gpio_free(TOSA_GPIO_TC6393XB_REST_IN); err_req_pclr: return rc; } static int tosa_tc6393xb_disable(struct platform_device *dev) { gpio_free(TOSA_GPIO_TC6393XB_L3V_ON); gpio_free(TOSA_GPIO_TC6393XB_SUSPEND); gpio_free(TOSA_GPIO_TC6393XB_REST_IN); return 0; } static int tosa_tc6393xb_resume(struct platform_device *dev) { gpio_set_value(TOSA_GPIO_TC6393XB_SUSPEND, 1); mdelay(10); gpio_set_value(TOSA_GPIO_TC6393XB_L3V_ON, 1); mdelay(10); return 0; } static int tosa_tc6393xb_suspend(struct platform_device *dev) { gpio_set_value(TOSA_GPIO_TC6393XB_L3V_ON, 0); gpio_set_value(TOSA_GPIO_TC6393XB_SUSPEND, 0); return 0; } static struct mtd_partition tosa_nand_partition[] = { { .name = "smf", .offset = 0, .size = 7 * 1024 * 1024, }, { .name = "root", .offset = MTDPART_OFS_APPEND, .size = 28 * 1024 * 1024, }, { .name = "home", .offset = MTDPART_OFS_APPEND, .size = MTDPART_SIZ_FULL, }, }; static uint8_t scan_ff_pattern[] = { 0xff, 0xff }; static struct nand_bbt_descr tosa_tc6393xb_nand_bbt = { .options = 0, .offs = 4, .len = 2, .pattern = scan_ff_pattern }; static struct tmio_nand_data tosa_tc6393xb_nand_config = { .num_partitions = ARRAY_SIZE(tosa_nand_partition), .partition = tosa_nand_partition, .badblock_pattern = &tosa_tc6393xb_nand_bbt, }; static struct tc6393xb_platform_data tosa_tc6393xb_setup = { .scr_pll2cr = 0x0cc1, .scr_gper = 0x3300, .scr_gpo_dsr = TOSA_TC6393XB_GPIO_BIT(TOSA_GPIO_CARD_VCC_ON), .scr_gpo_doecr = TOSA_TC6393XB_GPIO_BIT(TOSA_GPIO_CARD_VCC_ON), .irq_base = IRQ_BOARD_START, .gpio_base = TOSA_TC6393XB_GPIO_BASE, .enable = tosa_tc6393xb_enable, .disable = tosa_tc6393xb_disable, .suspend = tosa_tc6393xb_suspend, .resume = tosa_tc6393xb_resume, .nand_data = &tosa_tc6393xb_nand_config, }; static struct platform_device tc6393xb_device = { .name = "tc6393xb", .id = -1, .dev = { .platform_data = &tosa_tc6393xb_setup, }, .num_resources = ARRAY_SIZE(tc6393xb_resources), .resource = tc6393xb_resources, }; static struct platform_device *devices[] __initdata = { &tosascoop_device, &tosascoop_jc_device, &tc6393xb_device, &tosa_power_device, &tosakbd_device, &tosa_gpio_keys_device, &tosaled_device, }; static void tosa_poweroff(void) { arm_machine_restart('g'); } static void tosa_restart(char mode) { /* Bootloader magic for a reboot */ if((MSC0 & 0xffff0000) == 0x7ff00000) MSC0 = (MSC0 & 0xffff) | 0x7ee00000; tosa_poweroff(); } static void __init tosa_init(void) { int dummy; pxa2xx_mfp_config(ARRAY_AND_SIZE(tosa_pin_config)); pxa2xx_mfp_config(ARRAY_AND_SIZE(tosa_pin_irda_off)); gpio_set_wake(MFP_PIN_GPIO1, 1); /* We can't pass to gpio-keys since it will drop the Reset altfunc */ init_gpio_reset(TOSA_GPIO_ON_RESET); pm_power_off = tosa_poweroff; arm_pm_restart = tosa_restart; PCFR |= PCFR_OPDE; /* enable batt_fault */ PMCR = 0x01; dummy = gpiochip_reserve(TOSA_SCOOP_GPIO_BASE, 12); dummy = gpiochip_reserve(TOSA_SCOOP_JC_GPIO_BASE, 12); dummy = gpiochip_reserve(TOSA_TC6393XB_GPIO_BASE, 16); pxa_set_mci_info(&tosa_mci_platform_data); pxa_set_udc_info(&udc_info); pxa_set_ficp_info(&tosa_ficp_platform_data); pxa_set_i2c_info(NULL); platform_scoop_config = &tosa_pcmcia_config; platform_add_devices(devices, ARRAY_SIZE(devices)); } static void __init fixup_tosa(struct machine_desc *desc, struct tag *tags, char **cmdline, struct meminfo *mi) { sharpsl_save_param(); mi->nr_banks=1; mi->bank[0].start = 0xa0000000; mi->bank[0].node = 0; mi->bank[0].size = (64*1024*1024); } MACHINE_START(TOSA, "SHARP Tosa") .phys_io = 0x40000000, .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc, .fixup = fixup_tosa, .map_io = pxa_map_io, .init_irq = pxa25x_init_irq, .init_machine = tosa_init, .timer = &pxa_timer, MACHINE_END