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arch/arm/mach-at91/board-csb337.c
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/* |
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* linux/arch/arm/mach-at91/board-csb337.c |
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* * Copyright (C) 2005 SAN People * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ |
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#include <linux/types.h> |
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#include <linux/gpio.h> |
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#include <linux/init.h> #include <linux/mm.h> #include <linux/module.h> #include <linux/platform_device.h> |
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#include <linux/spi/spi.h> |
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#include <linux/mtd/physmap.h> |
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#include <linux/input.h> #include <linux/gpio_keys.h> |
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#include <asm/setup.h> #include <asm/mach-types.h> #include <asm/irq.h> #include <asm/mach/arch.h> #include <asm/mach/map.h> #include <asm/mach/irq.h> |
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#include <mach/hardware.h> |
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#include <mach/board.h> |
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#include "generic.h" |
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static void __init csb337_init_early(void) |
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{ |
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/* Initialize processor: 3.6864 MHz crystal */ |
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at91_initialize(3686400); |
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/* Setup the LEDs */ |
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at91_init_leds(AT91_PIN_PB0, AT91_PIN_PB1); |
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/* DBGU on ttyS0 */ at91_register_uart(0, 0, 0); /* make console=ttyS0 the default */ at91_set_serial_console(0); |
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} |
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static struct macb_platform_data __initdata csb337_eth_data = { |
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.phy_irq_pin = AT91_PIN_PC2, .is_rmii = 0, }; static struct at91_usbh_data __initdata csb337_usbh_data = { .ports = 2, |
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.vbus_pin = {-EINVAL, -EINVAL}, .overcurrent_pin= {-EINVAL, -EINVAL}, |
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}; static struct at91_udc_data __initdata csb337_udc_data = { |
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.pullup_pin = AT91_PIN_PA24, |
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.vbus_pin = -EINVAL, |
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}; |
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static struct i2c_board_info __initdata csb337_i2c_devices[] = { |
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{ |
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I2C_BOARD_INFO("ds1307", 0x68), |
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}, }; |
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static struct at91_cf_data __initdata csb337_cf_data = { /* * connector P4 on the CSB 337 mates to * connector P8 on the CSB 300CF */ /* CSB337 specific */ .det_pin = AT91_PIN_PC3, /* CSB300CF specific */ .irq_pin = AT91_PIN_PA19, .vcc_pin = AT91_PIN_PD0, .rst_pin = AT91_PIN_PD2, }; static struct at91_mmc_data __initdata csb337_mmc_data = { .det_pin = AT91_PIN_PD5, |
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.slot_b = 0, |
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.wire4 = 1, .wp_pin = AT91_PIN_PD6, |
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.vcc_pin = -EINVAL, |
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}; |
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static struct spi_board_info csb337_spi_devices[] = { { /* CAN controller */ .modalias = "sak82c900", .chip_select = 0, .max_speed_hz = 6 * 1000 * 1000, }, }; |
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#define CSB_FLASH_BASE AT91_CHIPSELECT_0 |
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#define CSB_FLASH_SIZE SZ_8M |
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static struct mtd_partition csb_flash_partitions[] = { { .name = "uMON flash", .offset = 0, .size = MTDPART_SIZ_FULL, .mask_flags = MTD_WRITEABLE, /* read only */ } }; static struct physmap_flash_data csb_flash_data = { .width = 2, .parts = csb_flash_partitions, .nr_parts = ARRAY_SIZE(csb_flash_partitions), }; static struct resource csb_flash_resources[] = { { .start = CSB_FLASH_BASE, .end = CSB_FLASH_BASE + CSB_FLASH_SIZE - 1, .flags = IORESOURCE_MEM, } }; static struct platform_device csb_flash = { .name = "physmap-flash", .id = 0, .dev = { .platform_data = &csb_flash_data, }, .resource = csb_flash_resources, .num_resources = ARRAY_SIZE(csb_flash_resources), }; |
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/* * GPIO Buttons (on CSB300) */ #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE) static struct gpio_keys_button csb300_buttons[] = { { .gpio = AT91_PIN_PB29, .code = BTN_0, .desc = "sw0", .active_low = 1, .wakeup = 1, }, { .gpio = AT91_PIN_PB28, .code = BTN_1, .desc = "sw1", .active_low = 1, .wakeup = 1, }, { .gpio = AT91_PIN_PA21, .code = BTN_2, .desc = "sw2", .active_low = 1, .wakeup = 1, } }; static struct gpio_keys_platform_data csb300_button_data = { .buttons = csb300_buttons, .nbuttons = ARRAY_SIZE(csb300_buttons), }; static struct platform_device csb300_button_device = { .name = "gpio-keys", .id = -1, .num_resources = 0, .dev = { .platform_data = &csb300_button_data, } }; static void __init csb300_add_device_buttons(void) { |
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at91_set_gpio_input(AT91_PIN_PB29, 1); /* sw0 */ |
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at91_set_deglitch(AT91_PIN_PB29, 1); |
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at91_set_gpio_input(AT91_PIN_PB28, 1); /* sw1 */ |
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at91_set_deglitch(AT91_PIN_PB28, 1); |
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at91_set_gpio_input(AT91_PIN_PA21, 1); /* sw2 */ |
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at91_set_deglitch(AT91_PIN_PA21, 1); platform_device_register(&csb300_button_device); } #else static void __init csb300_add_device_buttons(void) {} #endif |
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static struct gpio_led csb_leds[] = { { /* "led0", yellow */ .name = "led0", .gpio = AT91_PIN_PB2, .active_low = 1, .default_trigger = "heartbeat", }, { /* "led1", green */ .name = "led1", .gpio = AT91_PIN_PB1, .active_low = 1, .default_trigger = "mmc0", }, { /* "led2", yellow */ .name = "led2", .gpio = AT91_PIN_PB0, .active_low = 1, .default_trigger = "ide-disk", |
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} |
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}; |
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static void __init csb337_board_init(void) { |
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/* Serial */ at91_add_device_serial(); |
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/* Ethernet */ at91_add_device_eth(&csb337_eth_data); /* USB Host */ at91_add_device_usbh(&csb337_usbh_data); /* USB Device */ at91_add_device_udc(&csb337_udc_data); |
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/* I2C */ |
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at91_add_device_i2c(csb337_i2c_devices, ARRAY_SIZE(csb337_i2c_devices)); |
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/* Compact Flash */ at91_set_gpio_input(AT91_PIN_PB22, 1); /* IOIS16 */ at91_add_device_cf(&csb337_cf_data); |
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/* SPI */ at91_add_device_spi(csb337_spi_devices, ARRAY_SIZE(csb337_spi_devices)); |
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/* MMC */ |
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at91_add_device_mmc(0, &csb337_mmc_data); |
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/* NOR flash */ platform_device_register(&csb_flash); |
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/* LEDs */ at91_gpio_leds(csb_leds, ARRAY_SIZE(csb_leds)); |
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/* Switches on CSB300 */ csb300_add_device_buttons(); |
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} MACHINE_START(CSB337, "Cogent CSB337") /* Maintainer: Bill Gatliff */ |
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.timer = &at91rm9200_timer, |
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.map_io = at91_map_io, |
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.init_early = csb337_init_early, |
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.init_irq = at91_init_irq_default, |
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.init_machine = csb337_board_init, MACHINE_END |