Blame view

kernel/linux-imx6_3.14.28/arch/arm/mach-at91/board-csb637.c 3.44 KB
6b13f685e   김민수   BSP 최초 추가
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
  /*
   * linux/arch/arm/mach-at91/board-csb637.c
   *
   *  Copyright (C) 2005 SAN People
   *
   * 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/gpio.h>
  #include <linux/mm.h>
  #include <linux/module.h>
  #include <linux/platform_device.h>
  #include <linux/mtd/physmap.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 "at91_aic.h"
  #include "board.h"
  #include "generic.h"
  
  
  static void __init csb637_init_early(void)
  {
  	/* Initialize processor: 3.6864 MHz crystal */
  	at91_initialize(3686400);
  }
  
  static struct macb_platform_data __initdata csb637_eth_data = {
  	.phy_irq_pin	= AT91_PIN_PC0,
  	.is_rmii	= 0,
  };
  
  static struct at91_usbh_data __initdata csb637_usbh_data = {
  	.ports		= 2,
  	.vbus_pin	= {-EINVAL, -EINVAL},
  	.overcurrent_pin= {-EINVAL, -EINVAL},
  };
  
  static struct at91_udc_data __initdata csb637_udc_data = {
  	.vbus_pin     = AT91_PIN_PB28,
  	.pullup_pin   = AT91_PIN_PB1,
  };
  
  #define CSB_FLASH_BASE	AT91_CHIPSELECT_0
  #define CSB_FLASH_SIZE	SZ_16M
  
  static struct mtd_partition csb_flash_partitions[] = {
  	{
  		.name		= "uMON flash",
  		.offset		= 0,
  		.size		= MTDPART_SIZ_FULL,
  		.mask_flags	= MTD_WRITEABLE,	/* read only */
  	}
  };
  
  static struct physmap_flash_data csb_flash_data = {
  	.width		= 2,
  	.parts		= csb_flash_partitions,
  	.nr_parts	= ARRAY_SIZE(csb_flash_partitions),
  };
  
  static struct resource csb_flash_resources[] = {
  	{
  		.start	= CSB_FLASH_BASE,
  		.end	= CSB_FLASH_BASE + CSB_FLASH_SIZE - 1,
  		.flags	= IORESOURCE_MEM,
  	}
  };
  
  static struct platform_device csb_flash = {
  	.name		= "physmap-flash",
  	.id		= 0,
  	.dev		= {
  				.platform_data = &csb_flash_data,
  			},
  	.resource	= csb_flash_resources,
  	.num_resources	= ARRAY_SIZE(csb_flash_resources),
  };
  
  static struct gpio_led csb_leds[] = {
  	{	/* "d1", red */
  		.name			= "d1",
  		.gpio			= AT91_PIN_PB2,
  		.active_low		= 1,
  		.default_trigger	= "heartbeat",
  	},
  };
  
  static void __init csb637_board_init(void)
  {
  	/* LED(s) */
  	at91_gpio_leds(csb_leds, ARRAY_SIZE(csb_leds));
  	/* Serial */
  	/* DBGU on ttyS0. (Rx & Tx only) */
  	at91_register_uart(0, 0, 0);
  	at91_add_device_serial();
  	/* Ethernet */
  	at91_add_device_eth(&csb637_eth_data);
  	/* USB Host */
  	at91_add_device_usbh(&csb637_usbh_data);
  	/* USB Device */
  	at91_add_device_udc(&csb637_udc_data);
  	/* I2C */
  	at91_add_device_i2c(NULL, 0);
  	/* SPI */
  	at91_add_device_spi(NULL, 0);
  	/* NOR flash */
  	platform_device_register(&csb_flash);
  }
  
  MACHINE_START(CSB637, "Cogent CSB637")
  	/* Maintainer: Bill Gatliff */
  	.init_time	= at91rm9200_timer_init,
  	.map_io		= at91_map_io,
  	.handle_irq	= at91_aic_handle_irq,
  	.init_early	= csb637_init_early,
  	.init_irq	= at91_init_irq_default,
  	.init_machine	= csb637_board_init,
  MACHINE_END