text: /*
   * 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
   */
  
  #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>
  
  #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/hardware.h>
  #include <mach/board.h>
  #include <mach/gpio.h>
  #include <mach/at91sam9_smc.h>
  #include <mach/at91_shdwc.h>
  
  #include "sam9_smc.h"
  #include "generic.h"
  
  
  static void __init ek_init_early(void)
  {
  	/* Initialize processor: 12.000 MHz crystal */
  	at91sam9260_initialize(12000000);
  
  	/* DBGU on ttyS0. (Rx & Tx only) */
  	at91_register_uart(0, 0, 0);
  
  	/* 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);
  
  	/* USART1 on ttyS2. (Rx, Tx, CTS, RTS) */
  	at91_register_uart(AT91SAM9260_ID_US1, 2, ATMEL_UART_CTS | ATMEL_UART_RTS);
  
  	/* USART2 on ttyS3. (Rx, Tx, CTS, RTS) */
  	at91_register_uart(AT91SAM9260_ID_US2, 3, ATMEL_UART_CTS | ATMEL_UART_RTS);
  
  	/* set serial console to ttyS1 (ie, USART0) */
  	at91_set_serial_console(1);
  
  }
  
  static void __init ek_init_irq(void)
  {
  	at91sam9260_init_interrupts(NULL);
  }
  
  
  /*
   * USB Host port
   */
  static struct at91_usbh_data __initdata ek_usbh_data = {
  	.ports		= 2,
  };
  
  /*
   * 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 */
  };
  
  /*
   * 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
  };
  
  /*
   * MACB Ethernet device
   */
  static struct at91_eth_data __initdata ek_macb_data = {
  	.phy_irq_pin	= AT91_PIN_PA31,
  	.is_rmii	= 1,
  };
  
  /*
   * NAND flash
   */
  static struct mtd_partition __initdata ek_nand_partition[] = {
  	{
  		.name	= "Uboot & Kernel",
  		.offset	= 0,
  		.size	= SZ_16M,
  	},
  	{
  		.name	= "Root FS",
  		.offset	= MTDPART_OFS_NXTBLK,
  		.size	= 120 * SZ_1M,
  	},
  	{
  		.name	= "FS",
  		.offset	= MTDPART_OFS_NXTBLK,
  		.size	= 120 * SZ_1M,
  	},
  };
  
  static struct mtd_partition * __init nand_partitions(int size, int *num_partitions)
  {
  	*num_partitions = ARRAY_SIZE(ek_nand_partition);
  	return ek_nand_partition;
  }
  
  static struct atmel_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,
  };
  
  static struct sam9_smc_config __initdata ek_nand_smc_config = {
  	.ncs_read_setup		= 0,
  	.nrd_setup		= 1,
  	.ncs_write_setup	= 0,
  	.nwe_setup		= 1,
  
  	.ncs_read_pulse		= 3,
  	.nrd_pulse		= 3,
  	.ncs_write_pulse	= 3,
  	.nwe_pulse		= 3,
  
  	.read_cycle		= 5,
  	.write_cycle		= 5,
  
  	.mode			= AT91_SMC_READMODE | AT91_SMC_WRITEMODE | AT91_SMC_EXNWMODE_DISABLE | AT91_SMC_DBW_8,
  	.tdf_cycles		= 2,
  };
  
  static void __init ek_add_device_nand(void)
  {
  	/* configure chip-select 3 (NAND) */
  	sam9_smc_configure(3, &ek_nand_smc_config);
  
  	at91_add_device_nand(&ek_nand_data);
  }
  
  /*
   * 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
  };
  
  /*
   * 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,
  	}
  };
  
  static struct gpio_keys_platform_data ek_button_data = {
  	.buttons	= ek_buttons,
  	.nbuttons	= ARRAY_SIZE(ek_buttons),
  };
  
  static struct platform_device ek_button_device = {
  	.name		= "gpio-keys",
  	.id		= -1,
  	.num_resources	= 0,
  	.dev		= {
  		.platform_data	= &ek_button_data,
  	}
  };
  
  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);
  
  	platform_device_register(&ek_button_device);
  }
  #else
  static void __init ek_add_device_buttons(void) {}
  #endif
  
  /*
   * LEDs
   */
  static struct gpio_led ek_leds[] = {
  	{	/* user_led (green) */
  		.name			= "user_led",
  		.gpio			= AT91_PIN_PB21,
  		.active_low		= 0,
  		.default_trigger	= "heartbeat",
  	}
  };
  
  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 */
  	ek_add_device_nand();
  	/* 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);
  }
  
  MACHINE_START(QIL_A9260, "CALAO QIL_A9260")
  	/* Maintainer: calao-systems */
  	.timer		= &at91sam926x_timer,
  	.map_io		= at91sam9260_map_io,
  	.init_early	= ek_init_early,
  	.init_irq	= ek_init_irq,
  	.init_machine	= ek_board_init,
  MACHINE_END
  