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Andrew Victor
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Russell King
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Jun 2, 2008
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refs/heads/master: e3ba22db09408baee721897fb1b50e16f071d916 | ||
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/* | ||
* linux/arch/arm/mach-at91/board-qil-a9260.c | ||
* | ||
* Copyright (C) 2005 SAN People | ||
* Copyright (C) 2006 Atmel | ||
* Copyright (C) 2007 Calao-systems | ||
* | ||
* 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> | ||
#include <linux/init.h> | ||
#include <linux/mm.h> | ||
#include <linux/module.h> | ||
#include <linux/platform_device.h> | ||
#include <linux/spi/spi.h> | ||
#include <linux/gpio_keys.h> | ||
#include <linux/input.h> | ||
#include <linux/clk.h> | ||
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#include <asm/hardware.h> | ||
#include <asm/setup.h> | ||
#include <asm/mach-types.h> | ||
#include <asm/irq.h> | ||
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#include <asm/mach/arch.h> | ||
#include <asm/mach/map.h> | ||
#include <asm/mach/irq.h> | ||
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#include <asm/arch/board.h> | ||
#include <asm/arch/gpio.h> | ||
#include <asm/arch/at91_shdwc.h> | ||
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#include "generic.h" | ||
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static void __init ek_map_io(void) | ||
{ | ||
/* Initialize processor: 12.000 MHz crystal */ | ||
at91sam9260_initialize(12000000); | ||
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/* DGBU on ttyS0. (Rx & Tx only) */ | ||
at91_register_uart(0, 0, 0); | ||
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/* USART0 on ttyS1. (Rx, Tx, CTS, RTS, DTR, DSR, DCD, RI) */ | ||
at91_register_uart(AT91SAM9260_ID_US0, 1, ATMEL_UART_CTS | ATMEL_UART_RTS | ||
| ATMEL_UART_DTR | ATMEL_UART_DSR | ATMEL_UART_DCD | ||
| ATMEL_UART_RI); | ||
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/* USART1 on ttyS2. (Rx, Tx, CTS, RTS) */ | ||
at91_register_uart(AT91SAM9260_ID_US1, 2, ATMEL_UART_CTS | ATMEL_UART_RTS); | ||
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/* USART2 on ttyS3. (Rx, Tx, CTS, RTS) */ | ||
at91_register_uart(AT91SAM9260_ID_US2, 3, ATMEL_UART_CTS | ATMEL_UART_RTS); | ||
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/* set serial console to ttyS1 (ie, USART0) */ | ||
at91_set_serial_console(1); | ||
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} | ||
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static void __init ek_init_irq(void) | ||
{ | ||
at91sam9260_init_interrupts(NULL); | ||
} | ||
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/* | ||
* USB Host port | ||
*/ | ||
static struct at91_usbh_data __initdata ek_usbh_data = { | ||
.ports = 2, | ||
}; | ||
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/* | ||
* USB Device port | ||
*/ | ||
static struct at91_udc_data __initdata ek_udc_data = { | ||
.vbus_pin = AT91_PIN_PC5, | ||
.pullup_pin = 0, /* pull-up driven by UDC */ | ||
}; | ||
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/* | ||
* SPI devices. | ||
*/ | ||
static struct spi_board_info ek_spi_devices[] = { | ||
#if defined(CONFIG_RTC_DRV_M41T94) | ||
{ /* M41T94 RTC */ | ||
.modalias = "m41t94", | ||
.chip_select = 0, | ||
.max_speed_hz = 1 * 1000 * 1000, | ||
.bus_num = 0, | ||
} | ||
#endif | ||
}; | ||
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/* | ||
* MACB Ethernet device | ||
*/ | ||
static struct at91_eth_data __initdata ek_macb_data = { | ||
.phy_irq_pin = AT91_PIN_PA31, | ||
.is_rmii = 1, | ||
}; | ||
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/* | ||
* NAND flash | ||
*/ | ||
static struct mtd_partition __initdata ek_nand_partition[] = { | ||
{ | ||
.name = "Uboot & Kernel", | ||
.offset = 0x00000000, | ||
.size = 16 * 1024 * 1024, | ||
}, | ||
{ | ||
.name = "Root FS", | ||
.offset = 0x01000000, | ||
.size = 120 * 1024 * 1024, | ||
}, | ||
{ | ||
.name = "FS", | ||
.offset = 0x08800000, | ||
.size = 120 * 1024 * 1024, | ||
}, | ||
}; | ||
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static struct mtd_partition * __init nand_partitions(int size, int *num_partitions) | ||
{ | ||
*num_partitions = ARRAY_SIZE(ek_nand_partition); | ||
return ek_nand_partition; | ||
} | ||
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static struct at91_nand_data __initdata ek_nand_data = { | ||
.ale = 21, | ||
.cle = 22, | ||
// .det_pin = ... not connected | ||
.rdy_pin = AT91_PIN_PC13, | ||
.enable_pin = AT91_PIN_PC14, | ||
.partition_info = nand_partitions, | ||
#if defined(CONFIG_MTD_NAND_AT91_BUSWIDTH_16) | ||
.bus_width_16 = 1, | ||
#else | ||
.bus_width_16 = 0, | ||
#endif | ||
}; | ||
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/* | ||
* MCI (SD/MMC) | ||
*/ | ||
static struct at91_mmc_data __initdata ek_mmc_data = { | ||
.slot_b = 0, | ||
.wire4 = 1, | ||
// .det_pin = ... not connected | ||
// .wp_pin = ... not connected | ||
// .vcc_pin = ... not connected | ||
}; | ||
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/* | ||
* GPIO Buttons | ||
*/ | ||
#if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE) | ||
static struct gpio_keys_button ek_buttons[] = { | ||
{ /* USER PUSH BUTTON */ | ||
.code = KEY_ENTER, | ||
.gpio = AT91_PIN_PB10, | ||
.active_low = 1, | ||
.desc = "user_pb", | ||
.wakeup = 1, | ||
} | ||
}; | ||
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static struct gpio_keys_platform_data ek_button_data = { | ||
.buttons = ek_buttons, | ||
.nbuttons = ARRAY_SIZE(ek_buttons), | ||
}; | ||
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static struct platform_device ek_button_device = { | ||
.name = "gpio-keys", | ||
.id = -1, | ||
.num_resources = 0, | ||
.dev = { | ||
.platform_data = &ek_button_data, | ||
} | ||
}; | ||
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static void __init ek_add_device_buttons(void) | ||
{ | ||
at91_set_GPIO_periph(AT91_PIN_PB10, 1); /* user push button, pull up enabled */ | ||
at91_set_deglitch(AT91_PIN_PB10, 1); | ||
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platform_device_register(&ek_button_device); | ||
} | ||
#else | ||
static void __init ek_add_device_buttons(void) {} | ||
#endif | ||
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/* | ||
* LEDs | ||
*/ | ||
static struct gpio_led ek_leds[] = { | ||
{ /* user_led (green) */ | ||
.name = "user_led", | ||
.gpio = AT91_PIN_PB21, | ||
.active_low = 0, | ||
.default_trigger = "heartbeat", | ||
} | ||
}; | ||
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static void __init ek_board_init(void) | ||
{ | ||
/* Serial */ | ||
at91_add_device_serial(); | ||
/* USB Host */ | ||
at91_add_device_usbh(&ek_usbh_data); | ||
/* USB Device */ | ||
at91_add_device_udc(&ek_udc_data); | ||
/* SPI */ | ||
at91_add_device_spi(ek_spi_devices, ARRAY_SIZE(ek_spi_devices)); | ||
/* NAND */ | ||
at91_add_device_nand(&ek_nand_data); | ||
/* I2C */ | ||
at91_add_device_i2c(NULL, 0); | ||
/* Ethernet */ | ||
at91_add_device_eth(&ek_macb_data); | ||
/* MMC */ | ||
at91_add_device_mmc(0, &ek_mmc_data); | ||
/* Push Buttons */ | ||
ek_add_device_buttons(); | ||
/* LEDs */ | ||
at91_gpio_leds(ek_leds, ARRAY_SIZE(ek_leds)); | ||
/* shutdown controller, wakeup button (5 msec low) */ | ||
at91_sys_write(AT91_SHDW_MR, AT91_SHDW_CPTWK0_(10) | AT91_SHDW_WKMODE0_LOW | ||
| AT91_SHDW_RTTWKEN); | ||
} | ||
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MACHINE_START(QIL_A9260, "CALAO QIL_A9260") | ||
/* Maintainer: calao-systems */ | ||
.phys_io = AT91_BASE_SYS, | ||
.io_pg_offst = (AT91_VA_BASE_SYS >> 18) & 0xfffc, | ||
.boot_params = AT91_SDRAM_BASE + 0x100, | ||
.timer = &at91sam926x_timer, | ||
.map_io = ek_map_io, | ||
.init_irq = ek_init_irq, | ||
.init_machine = ek_board_init, | ||
MACHINE_END |
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