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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>
Russell King2f8163b2011-07-26 10:53:52 +010023#include <linux/gpio.h>
Andrew Victor49978db2006-01-10 16:59:29 +000024#include <linux/mm.h>
25#include <linux/module.h>
26#include <linux/platform_device.h>
Andrew Victor127a7ec2007-02-08 10:44:46 +010027#include <linux/mtd/physmap.h>
Andrew Victor49978db2006-01-10 16:59:29 +000028
Andrew Victor49978db2006-01-10 16:59:29 +000029#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 Victore5052402008-09-21 21:30:02 +010037#include <mach/hardware.h>
Russell Kinga09e64f2008-08-05 16:14:15 +010038#include <mach/board.h>
Andrew Victor49978db2006-01-10 16:59:29 +000039
40#include "generic.h"
41
Andrew Victor49978db2006-01-10 16:59:29 +000042
Jean-Christophe PLAGNIOL-VILLARD1b021a32011-04-28 20:19:32 +080043static void __init csb637_init_early(void)
Andrew Victor49978db2006-01-10 16:59:29 +000044{
Andrew Victor2eeaaa22006-09-27 10:50:59 +010045 /* Initialize processor: 3.6864 MHz crystal */
Jean-Christophe PLAGNIOL-VILLARD21d08b92011-04-23 15:28:34 +080046 at91_initialize(3686400);
Andrew Victor49978db2006-01-10 16:59:29 +000047}
48
Jamie Iles84e0cdb2011-03-08 20:17:06 +000049static struct macb_platform_data __initdata csb637_eth_data = {
Andrew Victor49978db2006-01-10 16:59:29 +000050 .phy_irq_pin = AT91_PIN_PC0,
51 .is_rmii = 0,
52};
53
54static struct at91_usbh_data __initdata csb637_usbh_data = {
55 .ports = 2,
Jean-Christophe PLAGNIOL-VILLARD63b4c292011-11-25 01:51:06 +080056 .vbus_pin = {-EINVAL, -EINVAL},
57 .overcurrent_pin= {-EINVAL, -EINVAL},
Andrew Victor49978db2006-01-10 16:59:29 +000058};
59
60static struct at91_udc_data __initdata csb637_udc_data = {
61 .vbus_pin = AT91_PIN_PB28,
62 .pullup_pin = AT91_PIN_PB1,
63};
64
Andrew Victor127a7ec2007-02-08 10:44:46 +010065#define CSB_FLASH_BASE AT91_CHIPSELECT_0
Andrew Victore5052402008-09-21 21:30:02 +010066#define CSB_FLASH_SIZE SZ_16M
Andrew Victor127a7ec2007-02-08 10:44:46 +010067
68static struct mtd_partition csb_flash_partitions[] = {
69 {
70 .name = "uMON flash",
71 .offset = 0,
72 .size = MTDPART_SIZ_FULL,
73 .mask_flags = MTD_WRITEABLE, /* read only */
74 }
75};
76
77static struct physmap_flash_data csb_flash_data = {
78 .width = 2,
79 .parts = csb_flash_partitions,
80 .nr_parts = ARRAY_SIZE(csb_flash_partitions),
81};
82
83static struct resource csb_flash_resources[] = {
84 {
85 .start = CSB_FLASH_BASE,
86 .end = CSB_FLASH_BASE + CSB_FLASH_SIZE - 1,
87 .flags = IORESOURCE_MEM,
88 }
89};
90
91static struct platform_device csb_flash = {
92 .name = "physmap-flash",
93 .id = 0,
94 .dev = {
95 .platform_data = &csb_flash_data,
96 },
97 .resource = csb_flash_resources,
98 .num_resources = ARRAY_SIZE(csb_flash_resources),
99};
100
Bill Gatliffca154472008-04-08 02:57:03 +0100101static struct gpio_led csb_leds[] = {
102 { /* "d1", red */
103 .name = "d1",
104 .gpio = AT91_PIN_PB2,
105 .active_low = 1,
106 .default_trigger = "heartbeat",
107 },
108};
109
Andrew Victor49978db2006-01-10 16:59:29 +0000110static void __init csb637_board_init(void)
111{
Bill Gatliffca154472008-04-08 02:57:03 +0100112 /* LED(s) */
113 at91_gpio_leds(csb_leds, ARRAY_SIZE(csb_leds));
Andrew Victor466e6222006-06-19 17:26:23 +0100114 /* Serial */
Jean-Christophe PLAGNIOL-VILLARD71b149b2012-04-05 14:14:28 +0800115 /* DBGU on ttyS0. (Rx & Tx only) */
116 at91_register_uart(0, 0, 0);
Andrew Victor466e6222006-06-19 17:26:23 +0100117 at91_add_device_serial();
Andrew Victor49978db2006-01-10 16:59:29 +0000118 /* Ethernet */
119 at91_add_device_eth(&csb637_eth_data);
120 /* USB Host */
121 at91_add_device_usbh(&csb637_usbh_data);
122 /* USB Device */
123 at91_add_device_udc(&csb637_udc_data);
Andrew Victor466e6222006-06-19 17:26:23 +0100124 /* I2C */
Andrew Victorf230d3f2007-11-19 13:47:20 +0100125 at91_add_device_i2c(NULL, 0);
Andrew Victor466e6222006-06-19 17:26:23 +0100126 /* SPI */
127 at91_add_device_spi(NULL, 0);
Andrew Victor127a7ec2007-02-08 10:44:46 +0100128 /* NOR flash */
129 platform_device_register(&csb_flash);
Andrew Victor49978db2006-01-10 16:59:29 +0000130}
131
132MACHINE_START(CSB637, "Cogent CSB637")
133 /* Maintainer: Bill Gatliff */
Andrew Victor49978db2006-01-10 16:59:29 +0000134 .timer = &at91rm9200_timer,
Jean-Christophe PLAGNIOL-VILLARD21d08b92011-04-23 15:28:34 +0800135 .map_io = at91_map_io,
Jean-Christophe PLAGNIOL-VILLARD1b021a32011-04-28 20:19:32 +0800136 .init_early = csb637_init_early,
Jean-Christophe PLAGNIOL-VILLARD92100c12011-04-23 15:28:34 +0800137 .init_irq = at91_init_irq_default,
Andrew Victor49978db2006-01-10 16:59:29 +0000138 .init_machine = csb637_board_init,
139MACHINE_END