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Andrew Victor49978db2006-01-10 16:59:29 +00001/*
Andrew Victor9d041262007-02-05 11:42:07 +01002 * linux/arch/arm/mach-at91/board-csb637.c
Andrew Victor49978db2006-01-10 16:59:29 +00003 *
4 * Copyright (C) 2005 SAN People
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
10 *
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19 */
20
Andrew Victor49978db2006-01-10 16:59:29 +000021#include <linux/types.h>
22#include <linux/init.h>
23#include <linux/mm.h>
24#include <linux/module.h>
25#include <linux/platform_device.h>
Andrew Victor127a7ec2007-02-08 10:44:46 +010026#include <linux/mtd/physmap.h>
Andrew Victor49978db2006-01-10 16:59:29 +000027
28#include <asm/hardware.h>
29#include <asm/setup.h>
30#include <asm/mach-types.h>
31#include <asm/irq.h>
32
33#include <asm/mach/arch.h>
34#include <asm/mach/map.h>
35#include <asm/mach/irq.h>
36
Andrew Victor49978db2006-01-10 16:59:29 +000037#include <asm/arch/board.h>
Andrew Victor466e6222006-06-19 17:26:23 +010038#include <asm/arch/gpio.h>
Andrew Victor49978db2006-01-10 16:59:29 +000039
40#include "generic.h"
41
Andrew Victor49978db2006-01-10 16:59:29 +000042
Andrew Victor49978db2006-01-10 16:59:29 +000043static void __init csb637_map_io(void)
44{
Andrew Victor2eeaaa22006-09-27 10:50:59 +010045 /* Initialize processor: 3.6864 MHz crystal */
Andrew Victorf2173832006-09-27 13:23:00 +010046 at91rm9200_initialize(3686400, AT91RM9200_BGA);
Andrew Victor49978db2006-01-10 16:59:29 +000047
Andrew Victorcc2832a2006-04-02 17:15:48 +010048 /* Setup the LEDs */
49 at91_init_leds(AT91_PIN_PB2, AT91_PIN_PB2);
50
Bill Gatliff952c8552008-04-07 22:05:38 +010051 /* DBGU on ttyS0 */
52 at91_register_uart(0, 0, 0);
53
54 /* make console=ttyS0 the default */
55 at91_set_serial_console(0);
Andrew Victor49978db2006-01-10 16:59:29 +000056}
57
Andrew Victorf2173832006-09-27 13:23:00 +010058static void __init csb637_init_irq(void)
59{
60 at91rm9200_init_interrupts(NULL);
61}
62
Andrew Victor49978db2006-01-10 16:59:29 +000063static struct at91_eth_data __initdata csb637_eth_data = {
64 .phy_irq_pin = AT91_PIN_PC0,
65 .is_rmii = 0,
66};
67
68static struct at91_usbh_data __initdata csb637_usbh_data = {
69 .ports = 2,
70};
71
72static struct at91_udc_data __initdata csb637_udc_data = {
73 .vbus_pin = AT91_PIN_PB28,
74 .pullup_pin = AT91_PIN_PB1,
75};
76
Andrew Victor127a7ec2007-02-08 10:44:46 +010077#define CSB_FLASH_BASE AT91_CHIPSELECT_0
78#define CSB_FLASH_SIZE 0x1000000
79
80static struct mtd_partition csb_flash_partitions[] = {
81 {
82 .name = "uMON flash",
83 .offset = 0,
84 .size = MTDPART_SIZ_FULL,
85 .mask_flags = MTD_WRITEABLE, /* read only */
86 }
87};
88
89static struct physmap_flash_data csb_flash_data = {
90 .width = 2,
91 .parts = csb_flash_partitions,
92 .nr_parts = ARRAY_SIZE(csb_flash_partitions),
93};
94
95static struct resource csb_flash_resources[] = {
96 {
97 .start = CSB_FLASH_BASE,
98 .end = CSB_FLASH_BASE + CSB_FLASH_SIZE - 1,
99 .flags = IORESOURCE_MEM,
100 }
101};
102
103static struct platform_device csb_flash = {
104 .name = "physmap-flash",
105 .id = 0,
106 .dev = {
107 .platform_data = &csb_flash_data,
108 },
109 .resource = csb_flash_resources,
110 .num_resources = ARRAY_SIZE(csb_flash_resources),
111};
112
Andrew Victor49978db2006-01-10 16:59:29 +0000113static void __init csb637_board_init(void)
114{
Andrew Victor466e6222006-06-19 17:26:23 +0100115 /* Serial */
116 at91_add_device_serial();
Andrew Victor49978db2006-01-10 16:59:29 +0000117 /* Ethernet */
118 at91_add_device_eth(&csb637_eth_data);
119 /* USB Host */
120 at91_add_device_usbh(&csb637_usbh_data);
121 /* USB Device */
122 at91_add_device_udc(&csb637_udc_data);
Andrew Victor466e6222006-06-19 17:26:23 +0100123 /* I2C */
Andrew Victorf230d3f2007-11-19 13:47:20 +0100124 at91_add_device_i2c(NULL, 0);
Andrew Victor466e6222006-06-19 17:26:23 +0100125 /* SPI */
126 at91_add_device_spi(NULL, 0);
Andrew Victor127a7ec2007-02-08 10:44:46 +0100127 /* NOR flash */
128 platform_device_register(&csb_flash);
Andrew Victor49978db2006-01-10 16:59:29 +0000129}
130
131MACHINE_START(CSB637, "Cogent CSB637")
132 /* Maintainer: Bill Gatliff */
Andrew Victor49978db2006-01-10 16:59:29 +0000133 .phys_io = AT91_BASE_SYS,
134 .io_pg_offst = (AT91_VA_BASE_SYS >> 18) & 0xfffc,
135 .boot_params = AT91_SDRAM_BASE + 0x100,
136 .timer = &at91rm9200_timer,
137 .map_io = csb637_map_io,
138 .init_irq = csb637_init_irq,
139 .init_machine = csb637_board_init,
140MACHINE_END