diff options
Diffstat (limited to 'arch/arm/mach-at91')
| -rw-r--r-- | arch/arm/mach-at91/Kconfig | 7 | ||||
| -rw-r--r-- | arch/arm/mach-at91/Makefile | 1 | ||||
| -rw-r--r-- | arch/arm/mach-at91/board-cpuat91.c | 185 |
3 files changed, 193 insertions, 0 deletions
diff --git a/arch/arm/mach-at91/Kconfig b/arch/arm/mach-at91/Kconfig index 83a89720ada9..a24d824c428b 100644 --- a/arch/arm/mach-at91/Kconfig +++ b/arch/arm/mach-at91/Kconfig @@ -156,6 +156,13 @@ config MACH_YL9200 help Select this if you are using the ucDragon YL-9200 board. +config MACH_CPUAT91 + bool "Eukrea CPUAT91" + depends on ARCH_AT91RM9200 + help + Select this if you are using the Eukrea Electromatique's + CPUAT91 board <http://www.eukrea.com/>. + endif # ---------------------------------------------------------- diff --git a/arch/arm/mach-at91/Makefile b/arch/arm/mach-at91/Makefile index b2ea2e5a8817..a6ed015d82ed 100644 --- a/arch/arm/mach-at91/Makefile +++ b/arch/arm/mach-at91/Makefile @@ -34,6 +34,7 @@ obj-$(CONFIG_MACH_KAFA) += board-kafa.o obj-$(CONFIG_MACH_PICOTUX2XX) += board-picotux200.o obj-$(CONFIG_MACH_ECBAT91) += board-ecbat91.o obj-$(CONFIG_MACH_YL9200) += board-yl-9200.o +obj-$(CONFIG_MACH_CPUAT91) += board-cpuat91.o # AT91SAM9260 board-specific support obj-$(CONFIG_MACH_AT91SAM9260EK) += board-sam9260ek.o diff --git a/arch/arm/mach-at91/board-cpuat91.c b/arch/arm/mach-at91/board-cpuat91.c new file mode 100644 index 000000000000..a28d99656190 --- /dev/null +++ b/arch/arm/mach-at91/board-cpuat91.c @@ -0,0 +1,185 @@ +/* + * linux/arch/arm/mach-at91/board-cpuat91.c + * + * Copyright (C) 2009 Eric Benard - eric@eukrea.com + * + * 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 + */ + +#include <linux/types.h> +#include <linux/init.h> +#include <linux/mm.h> +#include <linux/module.h> +#include <linux/platform_device.h> +#include <linux/mtd/physmap.h> +#include <linux/mtd/plat-ram.h> + +#include <mach/hardware.h> +#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> + +#include <mach/board.h> +#include <mach/gpio.h> +#include <mach/at91rm9200_mc.h> + +#include "generic.h" + +static struct gpio_led cpuat91_leds[] = { + { + .name = "led1", + .default_trigger = "heartbeat", + .active_low = 1, + .gpio = AT91_PIN_PC0, + }, +}; + +static void __init cpuat91_map_io(void) +{ + /* Initialize processor: 18.432 MHz crystal */ + at91rm9200_initialize(18432000, AT91RM9200_PQFP); + + /* DBGU on ttyS0. (Rx & Tx only) */ + at91_register_uart(0, 0, 0); + + /* USART0 on ttyS1. (Rx, Tx, CTS, RTS) */ + at91_register_uart(AT91RM9200_ID_US0, 1, ATMEL_UART_CTS | + ATMEL_UART_RTS); + + /* USART1 on ttyS2. (Rx, Tx, CTS, RTS, DTR, DSR, DCD, RI) */ + at91_register_uart(AT91RM9200_ID_US1, 2, ATMEL_UART_CTS | + ATMEL_UART_RTS | ATMEL_UART_DTR | ATMEL_UART_DSR | + ATMEL_UART_DCD | ATMEL_UART_RI); + + /* USART2 on ttyS3 (Rx, Tx) */ + at91_register_uart(AT91RM9200_ID_US2, 3, 0); + + /* USART3 on ttyS4 (Rx, Tx, CTS, RTS) */ + at91_register_uart(AT91RM9200_ID_US3, 4, ATMEL_UART_CTS | + ATMEL_UART_RTS); + + /* set serial console to ttyS0 (ie, DBGU) */ + at91_set_serial_console(0); +} + +static void __init cpuat91_init_irq(void) +{ + at91rm9200_init_interrupts(NULL); +} + +static struct at91_eth_data __initdata cpuat91_eth_data = { + .is_rmii = 1, +}; + +static struct at91_usbh_data __initdata cpuat91_usbh_data = { + .ports = 1, +}; + +static struct at91_udc_data __initdata cpuat91_udc_data = { + .vbus_pin = AT91_PIN_PC15, + .pullup_pin = AT91_PIN_PC14, +}; + +static struct at91_mmc_data __initdata cpuat91_mmc_data = { + .det_pin = AT91_PIN_PC2, + .wire4 = 1, +}; + +static struct physmap_flash_data cpuat91_flash_data = { + .width = 2, +}; + +static struct resource cpuat91_flash_resource = { + .start = AT91_CHIPSELECT_0, + .end = AT91_CHIPSELECT_0 + SZ_16M - 1, + .flags = IORESOURCE_MEM, +}; + +static struct platform_device cpuat91_norflash = { + .name = "physmap-flash", + .id = 0, + .dev = { + .platform_data = &cpuat91_flash_data, + }, + .resource = &cpuat91_flash_resource, + .num_resources = 1, +}; + +#ifdef CONFIG_MTD_PLATRAM +struct platdata_mtd_ram at91_sram_pdata = { + .mapname = "SRAM", + .bankwidth = 2, +}; + +static struct resource at91_sram_resource[] = { + [0] = { + .start = AT91RM9200_SRAM_BASE, + .end = AT91RM9200_SRAM_BASE + AT91RM9200_SRAM_SIZE - 1, + .flags = IORESOURCE_MEM, + }, +}; + +static struct platform_device at91_sram = { + .name = "mtd-ram", + .id = 0, + .resource = at91_sram_resource, + .num_resources = ARRAY_SIZE(at91_sram_resource), + .dev = { + .platform_data = &at91_sram_pdata, + }, +}; +#endif /* MTD_PLATRAM */ + +static struct platform_device *platform_devices[] __initdata = { + &cpuat91_norflash, +#ifdef CONFIG_MTD_PLATRAM + &at91_sram, +#endif /* CONFIG_MTD_PLATRAM */ +}; + +static void __init cpuat91_board_init(void) +{ + /* Serial */ + at91_add_device_serial(); + /* LEDs. */ + at91_gpio_leds(cpuat91_leds, ARRAY_SIZE(cpuat91_leds)); + /* Ethernet */ + at91_add_device_eth(&cpuat91_eth_data); + /* USB Host */ + at91_add_device_usbh(&cpuat91_usbh_data); + /* USB Device */ + at91_add_device_udc(&cpuat91_udc_data); + /* MMC */ + at91_add_device_mmc(0, &cpuat91_mmc_data); + /* I2C */ + at91_add_device_i2c(NULL, 0); + /* Platform devices */ + platform_add_devices(platform_devices, ARRAY_SIZE(platform_devices)); +} + +MACHINE_START(CPUAT91, "Eukrea") + /* Maintainer: Eric Benard - EUKREA Electromatique */ + .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 = cpuat91_map_io, + .init_irq = cpuat91_init_irq, + .init_machine = cpuat91_board_init, +MACHINE_END |