--- zzzz-none-000/linux-2.6.19.2/arch/arm/mach-omap1/board-palmte.c 2007-01-10 19:10:37.000000000 +0000 +++ davinci-8020-5505/linux-2.6.19.2/arch/arm/mach-omap1/board-palmte.c 2007-01-11 07:38:19.000000000 +0000 @@ -17,49 +17,182 @@ #include #include +#include #include -#include -#include +#include +#include #include #include #include #include +#include #include #include #include +#include +#include #include +#include +#include #include -static void __init omap_generic_init_irq(void) +static void __init omap_palmte_init_irq(void) { omap1_init_common_hw(); omap_init_irq(); + omap_gpio_init(); } +static int palmte_keymap[] = { + KEY(0, 0, KEY_F1), + KEY(0, 1, KEY_F2), + KEY(0, 2, KEY_F3), + KEY(0, 3, KEY_F4), + KEY(0, 4, KEY_POWER), + KEY(1, 0, KEY_LEFT), + KEY(1, 1, KEY_DOWN), + KEY(1, 2, KEY_UP), + KEY(1, 3, KEY_RIGHT), + KEY(1, 4, KEY_CENTER), + 0, +}; + +static struct omap_kp_platform_data palmte_kp_data = { + .rows = 8, + .cols = 8, + .keymap = palmte_keymap, + .rep = 1, +}; + +static struct resource palmte_kp_resources[] = { + [0] = { + .start = INT_KEYBOARD, + .end = INT_KEYBOARD, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device palmte_kp_device = { + .name = "omap-keypad", + .id = -1, + .dev = { + .platform_data = &palmte_kp_data, + }, + .num_resources = ARRAY_SIZE(palmte_kp_resources), + .resource = palmte_kp_resources, +}; + +static struct mtd_partition palmte_rom_partitions[] = { + /* PalmOS "Small ROM", contains the bootloader and the debugger */ + { + .name = "smallrom", + .offset = 0, + .size = 0xa000, + .mask_flags = MTD_WRITEABLE, + }, + /* PalmOS "Big ROM", a filesystem with all the OS code and data */ + { + .name = "bigrom", + .offset = SZ_128K, + /* + * 0x5f0000 bytes big in the multi-language ("EFIGS") version, + * 0x7b0000 bytes in the English-only ("enUS") version. + */ + .size = 0x7b0000, + .mask_flags = MTD_WRITEABLE, + }, +}; + +static struct flash_platform_data palmte_rom_data = { + .map_name = "map_rom", + .width = 2, + .parts = palmte_rom_partitions, + .nr_parts = ARRAY_SIZE(palmte_rom_partitions), +}; + +static struct resource palmte_rom_resource = { + .start = OMAP_CS0_PHYS, + .end = OMAP_CS0_PHYS + SZ_8M - 1, + .flags = IORESOURCE_MEM, +}; + +static struct platform_device palmte_rom_device = { + .name = "omapflash", + .id = -1, + .dev = { + .platform_data = &palmte_rom_data, + }, + .num_resources = 1, + .resource = &palmte_rom_resource, +}; + static struct platform_device palmte_lcd_device = { .name = "lcd_palmte", .id = -1, }; +static struct omap_backlight_config palmte_backlight_config = { + .default_intensity = 0xa0, +}; + +static struct platform_device palmte_backlight_device = { + .name = "omap-bl", + .id = -1, + .dev = { + .platform_data = &palmte_backlight_config, + }, +}; + +static struct omap_irda_config palmte_irda_config = { + .transceiver_cap = IR_SIRMODE, + .rx_channel = OMAP_DMA_UART3_RX, + .tx_channel = OMAP_DMA_UART3_TX, + .dest_start = UART3_THR, + .src_start = UART3_RHR, + .tx_trigger = 0, + .rx_trigger = 0, +}; + +static struct resource palmte_irda_resources[] = { + [0] = { + .start = INT_UART3, + .end = INT_UART3, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device palmte_irda_device = { + .name = "omapirda", + .id = -1, + .dev = { + .platform_data = &palmte_irda_config, + }, + .num_resources = ARRAY_SIZE(palmte_irda_resources), + .resource = palmte_irda_resources, +}; + static struct platform_device *devices[] __initdata = { + &palmte_rom_device, + &palmte_kp_device, &palmte_lcd_device, + &palmte_backlight_device, + &palmte_irda_device, }; static struct omap_usb_config palmte_usb_config __initdata = { - .register_dev = 1, + .register_dev = 1, /* Mini-B only receptacle */ .hmc_mode = 0, - .pins[0] = 3, + .pins[0] = 2, }; static struct omap_mmc_config palmte_mmc_config __initdata = { - .mmc [0] = { + .mmc[0] = { .enabled = 1, - .wire4 = 1, - .wp_pin = OMAP_MPUIO(3), - .power_pin = -1, - .switch_pin = -1, + .wp_pin = PALMTE_MMC_WP_GPIO, + .power_pin = PALMTE_MMC_POWER_GPIO, + .switch_pin = PALMTE_MMC_SWITCH_GPIO, }, }; @@ -67,21 +200,99 @@ .ctrl_name = "internal", }; +static struct omap_uart_config palmte_uart_config __initdata = { + .enabled_uarts = (1 << 0) | (1 << 1) | (0 << 2), +}; + static struct omap_board_config_kernel palmte_config[] = { - { OMAP_TAG_USB, &palmte_usb_config }, - { OMAP_TAG_MMC, &palmte_mmc_config }, - { OMAP_TAG_LCD, &palmte_lcd_config }, + { OMAP_TAG_USB, &palmte_usb_config }, + { OMAP_TAG_MMC, &palmte_mmc_config }, + { OMAP_TAG_LCD, &palmte_lcd_config }, + { OMAP_TAG_UART, &palmte_uart_config }, }; -static void __init omap_generic_init(void) +/* Periodically check for changes on important input pins */ +struct timer_list palmte_pin_timer; +int prev_power, prev_headphones; + +static void palmte_pin_handler(unsigned long data) { + int power, headphones; + + power = !omap_get_gpio_datain(PALMTE_DC_GPIO); + headphones = omap_get_gpio_datain(PALMTE_HEADPHONES_GPIO); + + if (power && !prev_power) + printk(KERN_INFO "PM: cable connected\n"); + else if (!power && prev_power) + printk(KERN_INFO "PM: cable disconnected\n"); + + if (headphones && !prev_headphones) { + /* Headphones connected, disable speaker */ + omap_set_gpio_dataout(PALMTE_SPEAKER_GPIO, 0); + printk(KERN_INFO "PM: speaker off\n"); + } else if (!headphones && prev_headphones) { + /* Headphones unplugged, re-enable speaker */ + omap_set_gpio_dataout(PALMTE_SPEAKER_GPIO, 1); + printk(KERN_INFO "PM: speaker on\n"); + } + + prev_power = power; + prev_headphones = headphones; + mod_timer(&palmte_pin_timer, jiffies + msecs_to_jiffies(500)); +} + +static void __init palmte_gpio_setup(void) +{ + /* Set TSC2102 PINTDAV pin as input */ + if (omap_request_gpio(PALMTE_PINTDAV_GPIO)) { + printk(KERN_ERR "Could not reserve PINTDAV GPIO!\n"); + return; + } + omap_set_gpio_direction(PALMTE_PINTDAV_GPIO, 1); + + /* Monitor cable-connected signals */ + if (omap_request_gpio(PALMTE_DC_GPIO) || + omap_request_gpio(PALMTE_USB_OR_DC_GPIO) || + omap_request_gpio(PALMTE_USBDETECT_GPIO)) { + printk(KERN_ERR "Could not reserve cable signal GPIO!\n"); + return; + } + omap_set_gpio_direction(PALMTE_DC_GPIO, 1); + omap_set_gpio_direction(PALMTE_USB_OR_DC_GPIO, 1); + omap_set_gpio_direction(PALMTE_USBDETECT_GPIO, 1); + + /* Set speaker-enable pin as output */ + if (omap_request_gpio(PALMTE_SPEAKER_GPIO)) { + printk(KERN_ERR "Could not reserve speaker GPIO!\n"); + return; + } + omap_set_gpio_direction(PALMTE_SPEAKER_GPIO, 0); + + /* Monitor the headphones-connected signal */ + if (omap_request_gpio(PALMTE_HEADPHONES_GPIO)) { + printk(KERN_ERR "Could not reserve headphones signal GPIO!\n"); + return; + } + omap_set_gpio_direction(PALMTE_HEADPHONES_GPIO, 1); + + prev_power = omap_get_gpio_datain(PALMTE_DC_GPIO); + prev_headphones = !omap_get_gpio_datain(PALMTE_HEADPHONES_GPIO); + setup_timer(&palmte_pin_timer, palmte_pin_handler, 0); + palmte_pin_handler(0); +} + +static void __init omap_palmte_init(void) { omap_board_config = palmte_config; omap_board_config_size = ARRAY_SIZE(palmte_config); platform_add_devices(devices, ARRAY_SIZE(devices)); + + omap_serial_init(); + palmte_gpio_setup(); } -static void __init omap_generic_map_io(void) +static void __init omap_palmte_map_io(void) { omap1_map_common_io(); } @@ -90,8 +301,8 @@ .phys_io = 0xfff00000, .io_pg_offst = ((0xfef00000) >> 18) & 0xfffc, .boot_params = 0x10000100, - .map_io = omap_generic_map_io, - .init_irq = omap_generic_init_irq, - .init_machine = omap_generic_init, + .map_io = omap_palmte_map_io, + .init_irq = omap_palmte_init_irq, + .init_machine = omap_palmte_init, .timer = &omap_timer, MACHINE_END