| /* |
| * linux/arch/arm/mach-omap1/board-palmtt.c |
| * |
| * Modified from board-palmtt2.c |
| * |
| * Modified and amended for Palm Tungsten|T |
| * by Marek Vasut <marek.vasut@gmail.com> |
| * |
| * 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 <linux/delay.h> |
| #include <linux/gpio.h> |
| #include <linux/kernel.h> |
| #include <linux/init.h> |
| #include <linux/platform_device.h> |
| #include <linux/notifier.h> |
| #include <linux/clk.h> |
| #include <linux/input.h> |
| #include <linux/interrupt.h> |
| #include <linux/mtd/mtd.h> |
| #include <linux/mtd/partitions.h> |
| #include <linux/mtd/physmap.h> |
| #include <linux/leds.h> |
| |
| #include <mach/hardware.h> |
| #include <asm/mach-types.h> |
| #include <asm/mach/arch.h> |
| #include <asm/mach/map.h> |
| |
| #include <plat/led.h> |
| #include <plat/flash.h> |
| #include <plat/mux.h> |
| #include <plat/usb.h> |
| #include <plat/dma.h> |
| #include <plat/tc.h> |
| #include <plat/board.h> |
| #include <plat/irda.h> |
| #include <plat/keypad.h> |
| #include "common.h" |
| |
| #include <linux/spi/spi.h> |
| #include <linux/spi/ads7846.h> |
| |
| #define PALMTT_USBDETECT_GPIO 0 |
| #define PALMTT_CABLE_GPIO 1 |
| #define PALMTT_LED_GPIO 3 |
| #define PALMTT_PENIRQ_GPIO 6 |
| #define PALMTT_MMC_WP_GPIO 8 |
| #define PALMTT_HDQ_GPIO 11 |
| |
| static const unsigned int palmtt_keymap[] = { |
| KEY(0, 0, KEY_ESC), |
| KEY(1, 0, KEY_SPACE), |
| KEY(2, 0, KEY_LEFTCTRL), |
| KEY(3, 0, KEY_TAB), |
| KEY(4, 0, KEY_ENTER), |
| KEY(0, 1, KEY_LEFT), |
| KEY(1, 1, KEY_DOWN), |
| KEY(2, 1, KEY_UP), |
| KEY(3, 1, KEY_RIGHT), |
| KEY(0, 2, KEY_SLEEP), |
| KEY(4, 2, KEY_Y), |
| }; |
| |
| static struct mtd_partition palmtt_partitions[] = { |
| { |
| .name = "write8k", |
| .offset = 0, |
| .size = SZ_8K, |
| .mask_flags = 0, |
| }, |
| { |
| .name = "PalmOS-BootLoader(ro)", |
| .offset = SZ_8K, |
| .size = 7 * SZ_8K, |
| .mask_flags = MTD_WRITEABLE, |
| }, |
| { |
| .name = "u-boot", |
| .offset = MTDPART_OFS_APPEND, |
| .size = 8 * SZ_8K, |
| .mask_flags = 0, |
| }, |
| { |
| .name = "PalmOS-FS(ro)", |
| .offset = MTDPART_OFS_APPEND, |
| .size = 7 * SZ_1M + 4 * SZ_64K - 16 * SZ_8K, |
| .mask_flags = MTD_WRITEABLE, |
| }, |
| { |
| .name = "u-boot(rez)", |
| .offset = MTDPART_OFS_APPEND, |
| .size = SZ_128K, |
| .mask_flags = 0 |
| }, |
| { |
| .name = "empty", |
| .offset = MTDPART_OFS_APPEND, |
| .size = MTDPART_SIZ_FULL, |
| .mask_flags = 0 |
| } |
| }; |
| |
| static struct physmap_flash_data palmtt_flash_data = { |
| .width = 2, |
| .set_vpp = omap1_set_vpp, |
| .parts = palmtt_partitions, |
| .nr_parts = ARRAY_SIZE(palmtt_partitions), |
| }; |
| |
| static struct resource palmtt_flash_resource = { |
| .start = OMAP_CS0_PHYS, |
| .end = OMAP_CS0_PHYS + SZ_8M - 1, |
| .flags = IORESOURCE_MEM, |
| }; |
| |
| static struct platform_device palmtt_flash_device = { |
| .name = "physmap-flash", |
| .id = 0, |
| .dev = { |
| .platform_data = &palmtt_flash_data, |
| }, |
| .num_resources = 1, |
| .resource = &palmtt_flash_resource, |
| }; |
| |
| static struct resource palmtt_kp_resources[] = { |
| [0] = { |
| .start = INT_KEYBOARD, |
| .end = INT_KEYBOARD, |
| .flags = IORESOURCE_IRQ, |
| }, |
| }; |
| |
| static const struct matrix_keymap_data palmtt_keymap_data = { |
| .keymap = palmtt_keymap, |
| .keymap_size = ARRAY_SIZE(palmtt_keymap), |
| }; |
| |
| static struct omap_kp_platform_data palmtt_kp_data = { |
| .rows = 6, |
| .cols = 3, |
| .keymap_data = &palmtt_keymap_data, |
| }; |
| |
| static struct platform_device palmtt_kp_device = { |
| .name = "omap-keypad", |
| .id = -1, |
| .dev = { |
| .platform_data = &palmtt_kp_data, |
| }, |
| .num_resources = ARRAY_SIZE(palmtt_kp_resources), |
| .resource = palmtt_kp_resources, |
| }; |
| |
| static struct platform_device palmtt_lcd_device = { |
| .name = "lcd_palmtt", |
| .id = -1, |
| }; |
| static struct omap_irda_config palmtt_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 palmtt_irda_resources[] = { |
| [0] = { |
| .start = INT_UART3, |
| .end = INT_UART3, |
| .flags = IORESOURCE_IRQ, |
| }, |
| }; |
| |
| static struct platform_device palmtt_irda_device = { |
| .name = "omapirda", |
| .id = -1, |
| .dev = { |
| .platform_data = &palmtt_irda_config, |
| }, |
| .num_resources = ARRAY_SIZE(palmtt_irda_resources), |
| .resource = palmtt_irda_resources, |
| }; |
| |
| static struct platform_device palmtt_spi_device = { |
| .name = "spi_palmtt", |
| .id = -1, |
| }; |
| |
| static struct omap_backlight_config palmtt_backlight_config = { |
| .default_intensity = 0xa0, |
| }; |
| |
| static struct platform_device palmtt_backlight_device = { |
| .name = "omap-bl", |
| .id = -1, |
| .dev = { |
| .platform_data= &palmtt_backlight_config, |
| }, |
| }; |
| |
| static struct omap_led_config palmtt_led_config[] = { |
| { |
| .cdev = { |
| .name = "palmtt:led0", |
| }, |
| .gpio = PALMTT_LED_GPIO, |
| }, |
| }; |
| |
| static struct omap_led_platform_data palmtt_led_data = { |
| .nr_leds = ARRAY_SIZE(palmtt_led_config), |
| .leds = palmtt_led_config, |
| }; |
| |
| static struct platform_device palmtt_led_device = { |
| .name = "omap-led", |
| .id = -1, |
| .dev = { |
| .platform_data = &palmtt_led_data, |
| }, |
| }; |
| |
| static struct platform_device *palmtt_devices[] __initdata = { |
| &palmtt_flash_device, |
| &palmtt_kp_device, |
| &palmtt_lcd_device, |
| &palmtt_irda_device, |
| &palmtt_spi_device, |
| &palmtt_backlight_device, |
| &palmtt_led_device, |
| }; |
| |
| static int palmtt_get_pendown_state(void) |
| { |
| return !gpio_get_value(6); |
| } |
| |
| static const struct ads7846_platform_data palmtt_ts_info = { |
| .model = 7846, |
| .vref_delay_usecs = 100, /* internal, no capacitor */ |
| .x_plate_ohms = 419, |
| .y_plate_ohms = 486, |
| .get_pendown_state = palmtt_get_pendown_state, |
| }; |
| |
| static struct spi_board_info __initdata palmtt_boardinfo[] = { |
| { |
| /* MicroWire (bus 2) CS0 has an ads7846e */ |
| .modalias = "ads7846", |
| .platform_data = &palmtt_ts_info, |
| .irq = OMAP_GPIO_IRQ(6), |
| .max_speed_hz = 120000 /* max sample rate at 3V */ |
| * 26 /* command + data + overhead */, |
| .bus_num = 2, |
| .chip_select = 0, |
| } |
| }; |
| |
| static struct omap_usb_config palmtt_usb_config __initdata = { |
| .register_dev = 1, |
| .hmc_mode = 0, |
| .pins[0] = 2, |
| }; |
| |
| static struct omap_lcd_config palmtt_lcd_config __initdata = { |
| .ctrl_name = "internal", |
| }; |
| |
| static struct omap_board_config_kernel palmtt_config[] __initdata = { |
| { OMAP_TAG_LCD, &palmtt_lcd_config }, |
| }; |
| |
| static void __init omap_mpu_wdt_mode(int mode) { |
| if (mode) |
| omap_writew(0x8000, OMAP_WDT_TIMER_MODE); |
| else { |
| omap_writew(0x00f5, OMAP_WDT_TIMER_MODE); |
| omap_writew(0x00a0, OMAP_WDT_TIMER_MODE); |
| } |
| } |
| |
| static void __init omap_palmtt_init(void) |
| { |
| /* mux pins for uarts */ |
| omap_cfg_reg(UART1_TX); |
| omap_cfg_reg(UART1_RTS); |
| omap_cfg_reg(UART2_TX); |
| omap_cfg_reg(UART2_RTS); |
| omap_cfg_reg(UART3_TX); |
| omap_cfg_reg(UART3_RX); |
| |
| omap_mpu_wdt_mode(0); |
| |
| omap_board_config = palmtt_config; |
| omap_board_config_size = ARRAY_SIZE(palmtt_config); |
| |
| platform_add_devices(palmtt_devices, ARRAY_SIZE(palmtt_devices)); |
| |
| spi_register_board_info(palmtt_boardinfo,ARRAY_SIZE(palmtt_boardinfo)); |
| omap_serial_init(); |
| omap1_usb_init(&palmtt_usb_config); |
| omap_register_i2c_bus(1, 100, NULL, 0); |
| } |
| |
| MACHINE_START(OMAP_PALMTT, "OMAP1510 based Palm Tungsten|T") |
| .atag_offset = 0x100, |
| .map_io = omap15xx_map_io, |
| .init_early = omap1_init_early, |
| .reserve = omap_reserve, |
| .init_irq = omap1_init_irq, |
| .init_machine = omap_palmtt_init, |
| .timer = &omap1_timer, |
| .restart = omap1_restart, |
| MACHINE_END |