diff options
Diffstat (limited to 'arch/arm/mach-at91/board-eco920.c')
| -rw-r--r-- | arch/arm/mach-at91/board-eco920.c | 160 |
1 files changed, 160 insertions, 0 deletions
diff --git a/arch/arm/mach-at91/board-eco920.c b/arch/arm/mach-at91/board-eco920.c new file mode 100644 index 00000000000..4e75321a8f2 --- /dev/null +++ b/arch/arm/mach-at91/board-eco920.c @@ -0,0 +1,160 @@ +/* + * 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include <linux/init.h> +#include <linux/platform_device.h> +#include <linux/mtd/physmap.h> +#include <linux/gpio.h> + +#include <asm/mach-types.h> + +#include <asm/mach/arch.h> +#include <asm/mach/map.h> + +#include <mach/at91rm9200_mc.h> +#include <mach/at91_ramc.h> +#include <mach/cpu.h> + +#include "at91_aic.h" +#include "board.h" +#include "generic.h" +#include "gpio.h" + + +static void __init eco920_init_early(void) +{ + /* Set cpu type: PQFP */ + at91rm9200_set_type(ARCH_REVISON_9200_PQFP); + + at91_initialize(18432000); +} + +static struct macb_platform_data __initdata eco920_eth_data = { + .phy_irq_pin = AT91_PIN_PC2, + .is_rmii = 1, +}; + +static struct at91_usbh_data __initdata eco920_usbh_data = { + .ports = 1, + .vbus_pin = {-EINVAL, -EINVAL}, + .overcurrent_pin= {-EINVAL, -EINVAL}, +}; + +static struct at91_udc_data __initdata eco920_udc_data = { + .vbus_pin = AT91_PIN_PB12, + .pullup_pin = AT91_PIN_PB13, +}; + +static struct mci_platform_data __initdata eco920_mci0_data = { + .slot[0] = { + .bus_width = 1, + .detect_pin = -EINVAL, + .wp_pin = -EINVAL, + }, +}; + +static struct physmap_flash_data eco920_flash_data = { + .width = 2, +}; + +static struct resource eco920_flash_resource = { + .start = 0x11000000, + .end = 0x11ffffff, + .flags = IORESOURCE_MEM, +}; + +static struct platform_device eco920_flash = { + .name = "physmap-flash", + .id = 0, + .dev = { + .platform_data = &eco920_flash_data, + }, + .resource = &eco920_flash_resource, + .num_resources = 1, +}; + +static struct spi_board_info eco920_spi_devices[] = { + { /* CAN controller */ + .modalias = "tlv5638", + .chip_select = 3, + .max_speed_hz = 20 * 1000 * 1000, + .mode = SPI_CPHA, + }, +}; + +/* + * LEDs + */ +static struct gpio_led eco920_leds[] = { + { /* D1 */ + .name = "led1", + .gpio = AT91_PIN_PB0, + .active_low = 1, + .default_trigger = "heartbeat", + }, + { /* D2 */ + .name = "led2", + .gpio = AT91_PIN_PB1, + .active_low = 1, + .default_trigger = "timer", + } +}; + +static void __init eco920_board_init(void) +{ + /* DBGU on ttyS0. (Rx & Tx only */ + at91_register_uart(0, 0, 0); + at91_add_device_serial(); + at91_add_device_eth(&eco920_eth_data); + at91_add_device_usbh(&eco920_usbh_data); + at91_add_device_udc(&eco920_udc_data); + + at91_add_device_mci(0, &eco920_mci0_data); + platform_device_register(&eco920_flash); + + at91_ramc_write(0, AT91_SMC_CSR(7), AT91_SMC_RWHOLD_(1) + | AT91_SMC_RWSETUP_(1) + | AT91_SMC_DBW_8 + | AT91_SMC_WSEN + | AT91_SMC_NWS_(15)); + + at91_set_A_periph(AT91_PIN_PC6, 1); + + at91_set_gpio_input(AT91_PIN_PA23, 0); + at91_set_deglitch(AT91_PIN_PA23, 1); + +/* Initialization of the Static Memory Controller for Chip Select 3 */ + at91_ramc_write(0, AT91_SMC_CSR(3), + AT91_SMC_DBW_16 | /* 16 bit */ + AT91_SMC_WSEN | + AT91_SMC_NWS_(5) | /* wait states */ + AT91_SMC_TDF_(1) /* float time */ + ); + + at91_add_device_spi(eco920_spi_devices, ARRAY_SIZE(eco920_spi_devices)); + /* LEDs */ + at91_gpio_leds(eco920_leds, ARRAY_SIZE(eco920_leds)); +} + +MACHINE_START(ECO920, "eco920") + /* Maintainer: Sascha Hauer */ + .init_time = at91rm9200_timer_init, + .map_io = at91_map_io, + .handle_irq = at91_aic_handle_irq, + .init_early = eco920_init_early, + .init_irq = at91_init_irq_default, + .init_machine = eco920_board_init, +MACHINE_END |