diff options
Diffstat (limited to 'arch/arm/mach-at91/board-eco920.c')
| -rw-r--r-- | arch/arm/mach-at91/board-eco920.c | 158 |
1 files changed, 158 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 000000000000..295a96609e71 --- /dev/null +++ b/arch/arm/mach-at91/board-eco920.c @@ -0,0 +1,158 @@ +/* + * 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/board.h> +#include <mach/at91rm9200_mc.h> +#include "generic.h" + +static void __init eco920_map_io(void) +{ + at91rm9200_initialize(18432000, AT91RM9200_PQFP); + + /* Setup the LEDs */ + at91_init_leds(AT91_PIN_PB0, AT91_PIN_PB1); + + /* DBGU on ttyS0. (Rx & Tx only */ + at91_register_uart(0, 0, 0); + + /* set serial console to ttyS0 (ie, DBGU) */ + at91_set_serial_console(0); +} + +static void __init eco920_init_irq(void) +{ + at91rm9200_init_interrupts(NULL); +} + +static struct at91_eth_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, +}; + +static struct at91_udc_data __initdata eco920_udc_data = { + .vbus_pin = AT91_PIN_PB12, + .pullup_pin = AT91_PIN_PB13, +}; + +static struct at91_mmc_data __initdata eco920_mmc_data = { + .slot_b = 0, + .wire4 = 0, +}; + +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 resource at91_beeper_resources[] = { + [0] = { + .start = AT91RM9200_BASE_TC3, + .end = AT91RM9200_BASE_TC3 + 0x39, + .flags = IORESOURCE_MEM, + }, +}; + +static struct platform_device at91_beeper = { + .name = "at91_beeper", + .id = 0, + .resource = at91_beeper_resources, + .num_resources = ARRAY_SIZE(at91_beeper_resources), +}; + +static struct spi_board_info eco920_spi_devices[] = { + { /* CAN controller */ + .modalias = "tlv5638", + .chip_select = 3, + .max_speed_hz = 20 * 1000 * 1000, + .mode = SPI_CPHA, + }, +}; + +static void __init eco920_board_init(void) +{ + 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_mmc(0, &eco920_mmc_data); + platform_device_register(&eco920_flash); + + at91_sys_write(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_sys_write(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_clock_associate("tc3_clk", &at91_beeper.dev, "at91_beeper"); + at91_set_B_periph(AT91_PIN_PB6, 0); + platform_device_register(&at91_beeper); + + at91_add_device_spi(eco920_spi_devices, ARRAY_SIZE(eco920_spi_devices)); +} + +MACHINE_START(ECO920, "eco920") + /* Maintainer: Sascha Hauer */ + .phys_io = AT91_BASE_SYS, + .io_pg_offst = (AT91_VA_BASE_SYS >> 18) & 0xfffc, + .boot_params = AT91_SDRAM_BASE + 0x100, + .timer = &at91rm9200_timer, + .map_io = eco920_map_io, + .init_irq = eco920_init_irq, + .init_machine = eco920_board_init, +MACHINE_END |