text: /*
   * Renesas Technology Europe RSK+ 7203 Support.
   *
   * Copyright (C) 2008 - 2010  Paul Mundt
   *
   * This file is subject to the terms and conditions of the GNU General Public
   * License.  See the file "COPYING" in the main directory of this archive
   * for more details.
   */
  #include <linux/init.h>
  #include <linux/types.h>
  #include <linux/platform_device.h>
  #include <linux/interrupt.h>
  #include <linux/smsc911x.h>
  #include <linux/input.h>
  #include <linux/gpio.h>
  #include <linux/gpio_keys.h>
  #include <linux/leds.h>
  #include <asm/machvec.h>
  #include <asm/io.h>
  #include <cpu/sh7203.h>
  
  static struct smsc911x_platform_config smsc911x_config = {
  	.phy_interface	= PHY_INTERFACE_MODE_MII,
  	.irq_polarity	= SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
  	.irq_type	= SMSC911X_IRQ_TYPE_OPEN_DRAIN,
  	.flags		= SMSC911X_USE_32BIT | SMSC911X_SWAP_FIFO,
  };
  
  static struct resource smsc911x_resources[] = {
  	[0] = {
  		.start		= 0x24000000,
  		.end		= 0x240000ff,
  		.flags		= IORESOURCE_MEM,
  	},
  	[1] = {
  		.start		= 64,
  		.end		= 64,
  		.flags		= IORESOURCE_IRQ,
  	},
  };
  
  static struct platform_device smsc911x_device = {
  	.name		= "smsc911x",
  	.id		= -1,
  	.num_resources	= ARRAY_SIZE(smsc911x_resources),
  	.resource	= smsc911x_resources,
  	.dev		= {
  		.platform_data = &smsc911x_config,
  	},
  };
  
  static struct gpio_led rsk7203_gpio_leds[] = {
  	{
  		.name			= "green",
  		.gpio			= GPIO_PE10,
  		.active_low		= 1,
  	}, {
  		.name			= "orange",
  		.default_trigger	= "nand-disk",
  		.gpio			= GPIO_PE12,
  		.active_low		= 1,
  	}, {
  		.name			= "red:timer",
  		.default_trigger	= "timer",
  		.gpio			= GPIO_PC14,
  		.active_low		= 1,
  	}, {
  		.name			= "red:heartbeat",
  		.default_trigger	= "heartbeat",
  		.gpio			= GPIO_PE11,
  		.active_low		= 1,
  	},
  };
  
  static struct gpio_led_platform_data rsk7203_gpio_leds_info = {
  	.leds		= rsk7203_gpio_leds,
  	.num_leds	= ARRAY_SIZE(rsk7203_gpio_leds),
  };
  
  static struct platform_device led_device = {
  	.name		= "leds-gpio",
  	.id		= -1,
  	.dev		= {
  		.platform_data	= &rsk7203_gpio_leds_info,
  	},
  };
  
  static struct gpio_keys_button rsk7203_gpio_keys_table[] = {
  	{
  		.code		= BTN_0,
  		.gpio		= GPIO_PB0,
  		.active_low	= 1,
  		.desc		= "SW1",
  	}, {
  		.code		= BTN_1,
  		.gpio		= GPIO_PB1,
  		.active_low	= 1,
  		.desc		= "SW2",
  	}, {
  		.code		= BTN_2,
  		.gpio		= GPIO_PB2,
  		.active_low	= 1,
  		.desc		= "SW3",
  	},
  };
  
  static struct gpio_keys_platform_data rsk7203_gpio_keys_info = {
  	.buttons	= rsk7203_gpio_keys_table,
  	.nbuttons	= ARRAY_SIZE(rsk7203_gpio_keys_table),
  	.poll_interval	= 50, /* default to 50ms */
  };
  
  static struct platform_device keys_device = {
  	.name		= "gpio-keys-polled",
  	.dev		= {
  		.platform_data	= &rsk7203_gpio_keys_info,
  	},
  };
  
  static struct platform_device *rsk7203_devices[] __initdata = {
  	&smsc911x_device,
  	&led_device,
  	&keys_device,
  };
  
  static int __init rsk7203_devices_setup(void)
  {
  	/* Select pins for SCIF0 */
  	gpio_request(GPIO_FN_TXD0, NULL);
  	gpio_request(GPIO_FN_RXD0, NULL);
  
  	/* Setup LAN9118: CS1 in 16-bit Big Endian Mode, IRQ0 at Port B */
  	__raw_writel(0x36db0400, 0xfffc0008); /* CS1BCR */
  	gpio_request(GPIO_FN_IRQ0_PB, NULL);
  
  	return platform_add_devices(rsk7203_devices,
  				    ARRAY_SIZE(rsk7203_devices));
  }
  device_initcall(rsk7203_devices_setup);
  