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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-csb337.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 Victor466e6222006-06-19 17:26:23 +010026#include <linux/spi/spi.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
43/*
44 * Serial port configuration.
45 * 0 .. 3 = USART0 .. USART3
46 * 4 = DBGU
47 */
Andrew Victor466e6222006-06-19 17:26:23 +010048static struct at91_uart_config __initdata csb337_uart_config = {
49 .console_tty = 0, /* ttyS0 */
50 .nr_tty = 2,
51 .tty_map = { 4, 1, -1, -1, -1 } /* ttyS0, ..., ttyS4 */
52};
Andrew Victor49978db2006-01-10 16:59:29 +000053
54static void __init csb337_map_io(void)
55{
Andrew Victor2eeaaa22006-09-27 10:50:59 +010056 /* Initialize processor: 3.6864 MHz crystal */
Andrew Victorf2173832006-09-27 13:23:00 +010057 at91rm9200_initialize(3686400, AT91RM9200_BGA);
Andrew Victor49978db2006-01-10 16:59:29 +000058
Andrew Victorcc2832a2006-04-02 17:15:48 +010059 /* Setup the LEDs */
Andrew Victor466e6222006-06-19 17:26:23 +010060 at91_init_leds(AT91_PIN_PB0, AT91_PIN_PB1);
Andrew Victorcc2832a2006-04-02 17:15:48 +010061
Andrew Victor466e6222006-06-19 17:26:23 +010062 /* Setup the serial ports and console */
63 at91_init_serial(&csb337_uart_config);
Andrew Victor49978db2006-01-10 16:59:29 +000064}
65
Andrew Victorf2173832006-09-27 13:23:00 +010066static void __init csb337_init_irq(void)
67{
68 at91rm9200_init_interrupts(NULL);
69}
70
Andrew Victor49978db2006-01-10 16:59:29 +000071static struct at91_eth_data __initdata csb337_eth_data = {
72 .phy_irq_pin = AT91_PIN_PC2,
73 .is_rmii = 0,
74};
75
76static struct at91_usbh_data __initdata csb337_usbh_data = {
77 .ports = 2,
78};
79
80static struct at91_udc_data __initdata csb337_udc_data = {
81 // this has no VBUS sensing pin
82 .pullup_pin = AT91_PIN_PA24,
83};
84
85static struct at91_cf_data __initdata csb337_cf_data = {
86 /*
87 * connector P4 on the CSB 337 mates to
88 * connector P8 on the CSB 300CF
89 */
90
91 /* CSB337 specific */
92 .det_pin = AT91_PIN_PC3,
93
94 /* CSB300CF specific */
95 .irq_pin = AT91_PIN_PA19,
96 .vcc_pin = AT91_PIN_PD0,
97 .rst_pin = AT91_PIN_PD2,
98};
99
100static struct at91_mmc_data __initdata csb337_mmc_data = {
101 .det_pin = AT91_PIN_PD5,
Andrew Victorc019d492006-12-04 09:09:08 +0100102 .slot_b = 0,
Andrew Victor49978db2006-01-10 16:59:29 +0000103 .wire4 = 1,
104 .wp_pin = AT91_PIN_PD6,
105};
106
Andrew Victor466e6222006-06-19 17:26:23 +0100107static struct spi_board_info csb337_spi_devices[] = {
108 { /* CAN controller */
109 .modalias = "sak82c900",
110 .chip_select = 0,
111 .max_speed_hz = 6 * 1000 * 1000,
112 },
113};
114
Andrew Victor49978db2006-01-10 16:59:29 +0000115static void __init csb337_board_init(void)
116{
Andrew Victor466e6222006-06-19 17:26:23 +0100117 /* Serial */
118 at91_add_device_serial();
Andrew Victor49978db2006-01-10 16:59:29 +0000119 /* Ethernet */
120 at91_add_device_eth(&csb337_eth_data);
121 /* USB Host */
122 at91_add_device_usbh(&csb337_usbh_data);
123 /* USB Device */
124 at91_add_device_udc(&csb337_udc_data);
Andrew Victor466e6222006-06-19 17:26:23 +0100125 /* I2C */
126 at91_add_device_i2c();
Andrew Victor49978db2006-01-10 16:59:29 +0000127 /* Compact Flash */
128 at91_set_gpio_input(AT91_PIN_PB22, 1); /* IOIS16 */
129 at91_add_device_cf(&csb337_cf_data);
Andrew Victor466e6222006-06-19 17:26:23 +0100130 /* SPI */
131 at91_add_device_spi(csb337_spi_devices, ARRAY_SIZE(csb337_spi_devices));
Andrew Victor49978db2006-01-10 16:59:29 +0000132 /* MMC */
133 at91_add_device_mmc(&csb337_mmc_data);
134}
135
136MACHINE_START(CSB337, "Cogent CSB337")
137 /* Maintainer: Bill Gatliff */
Andrew Victor49978db2006-01-10 16:59:29 +0000138 .phys_io = AT91_BASE_SYS,
139 .io_pg_offst = (AT91_VA_BASE_SYS >> 18) & 0xfffc,
140 .boot_params = AT91_SDRAM_BASE + 0x100,
141 .timer = &at91rm9200_timer,
142 .map_io = csb337_map_io,
143 .init_irq = csb337_init_irq,
144 .init_machine = csb337_board_init,
145MACHINE_END