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Andrew Victorf0a13852006-01-10 16:59:28 +00001/*
2 * linux/arch/arm/mach-at91rm9200/board-ek.c
3 *
4 * Copyright (C) 2005 SAN People
5 *
6 * Epson S1D framebuffer glue code is:
7 * Copyright (C) 2005 Thibaut VARENE <varenet@parisc-linux.org>
8 *
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
13 *
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
18 *
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
22 */
23
Andrew Victorf0a13852006-01-10 16:59:28 +000024#include <linux/types.h>
25#include <linux/init.h>
26#include <linux/mm.h>
27#include <linux/module.h>
28#include <linux/platform_device.h>
Andrew Victor067bbad2006-06-19 18:16:45 +010029#include <linux/spi/spi.h>
Andrew Victorf0a13852006-01-10 16:59:28 +000030
31#include <asm/hardware.h>
32#include <asm/setup.h>
33#include <asm/mach-types.h>
34#include <asm/irq.h>
35
36#include <asm/mach/arch.h>
37#include <asm/mach/map.h>
38#include <asm/mach/irq.h>
39
Andrew Victorf0a13852006-01-10 16:59:28 +000040#include <asm/arch/board.h>
Andrew Victor067bbad2006-06-19 18:16:45 +010041#include <asm/arch/gpio.h>
Andrew Victorf0a13852006-01-10 16:59:28 +000042
43#include "generic.h"
44
Andrew Victorf0a13852006-01-10 16:59:28 +000045
46/*
47 * Serial port configuration.
48 * 0 .. 3 = USART0 .. USART3
49 * 4 = DBGU
50 */
Andrew Victor067bbad2006-06-19 18:16:45 +010051static struct at91_uart_config __initdata ek_uart_config = {
52 .console_tty = 0, /* ttyS0 */
53 .nr_tty = 2,
54 .tty_map = { 4, 1, -1, -1, -1 } /* ttyS0, ..., ttyS4 */
55};
Andrew Victorf0a13852006-01-10 16:59:28 +000056
57static void __init ek_map_io(void)
58{
Andrew Victor2eeaaa22006-09-27 10:50:59 +010059 /* Initialize processor: 18.432 MHz crystal */
Andrew Victorf2173832006-09-27 13:23:00 +010060 at91rm9200_initialize(18432000, AT91RM9200_BGA);
Andrew Victorf0a13852006-01-10 16:59:28 +000061
Andrew Victorcc2832a2006-04-02 17:15:48 +010062 /* Setup the LEDs */
63 at91_init_leds(AT91_PIN_PB1, AT91_PIN_PB2);
64
Andrew Victor067bbad2006-06-19 18:16:45 +010065 /* Setup the serial ports and console */
66 at91_init_serial(&ek_uart_config);
Andrew Victorf0a13852006-01-10 16:59:28 +000067}
68
Andrew Victorf2173832006-09-27 13:23:00 +010069static void __init ek_init_irq(void)
70{
71 at91rm9200_init_interrupts(NULL);
72}
73
Andrew Victorf0a13852006-01-10 16:59:28 +000074static struct at91_eth_data __initdata ek_eth_data = {
75 .phy_irq_pin = AT91_PIN_PC4,
76 .is_rmii = 1,
77};
78
79static struct at91_usbh_data __initdata ek_usbh_data = {
80 .ports = 2,
81};
82
83static struct at91_udc_data __initdata ek_udc_data = {
84 .vbus_pin = AT91_PIN_PD4,
85 .pullup_pin = AT91_PIN_PD5,
86};
87
88static struct at91_mmc_data __initdata ek_mmc_data = {
89 .det_pin = AT91_PIN_PB27,
90 .is_b = 0,
91 .wire4 = 1,
92 .wp_pin = AT91_PIN_PA17,
93};
94
Andrew Victor067bbad2006-06-19 18:16:45 +010095static struct spi_board_info ek_spi_devices[] = {
96 { /* DataFlash chip */
97 .modalias = "mtd_dataflash",
98 .chip_select = 0,
99 .max_speed_hz = 15 * 1000 * 1000,
100 },
101#ifdef CONFIG_MTD_AT91_DATAFLASH_CARD
102 { /* DataFlash card */
103 .modalias = "mtd_dataflash",
104 .chip_select = 3,
105 .max_speed_hz = 15 * 1000 * 1000,
106 },
107#endif
108};
109
Andrew Victorf0a13852006-01-10 16:59:28 +0000110static void __init ek_board_init(void)
111{
Andrew Victor067bbad2006-06-19 18:16:45 +0100112 /* Serial */
113 at91_add_device_serial();
Andrew Victorf0a13852006-01-10 16:59:28 +0000114 /* Ethernet */
115 at91_add_device_eth(&ek_eth_data);
116 /* USB Host */
117 at91_add_device_usbh(&ek_usbh_data);
118 /* USB Device */
119 at91_add_device_udc(&ek_udc_data);
Andrew Victor067bbad2006-06-19 18:16:45 +0100120 at91_set_multi_drive(ek_udc_data.pullup_pin, 1); /* pullup_pin is connected to reset */
121 /* I2C */
122 at91_add_device_i2c();
123 /* SPI */
124 at91_add_device_spi(ek_spi_devices, ARRAY_SIZE(ek_spi_devices));
Andrew Victor486bcc52006-04-02 17:15:49 +0100125#ifdef CONFIG_MTD_AT91_DATAFLASH_CARD
126 /* DataFlash card */
127 at91_set_gpio_output(AT91_PIN_PB22, 0);
128#else
Andrew Victorf0a13852006-01-10 16:59:28 +0000129 /* MMC */
Andrew Victor486bcc52006-04-02 17:15:49 +0100130 at91_set_gpio_output(AT91_PIN_PB22, 1); /* this MMC card slot can optionally use SPI signaling (CS3). */
Andrew Victorf0a13852006-01-10 16:59:28 +0000131 at91_add_device_mmc(&ek_mmc_data);
Andrew Victor486bcc52006-04-02 17:15:49 +0100132#endif
Andrew Victorf0a13852006-01-10 16:59:28 +0000133 /* VGA */
134// ek_add_device_video();
135}
136
137MACHINE_START(AT91RM9200EK, "Atmel AT91RM9200-EK")
138 /* Maintainer: SAN People/Atmel */
Andrew Victorf0a13852006-01-10 16:59:28 +0000139 .phys_io = AT91_BASE_SYS,
140 .io_pg_offst = (AT91_VA_BASE_SYS >> 18) & 0xfffc,
141 .boot_params = AT91_SDRAM_BASE + 0x100,
142 .timer = &at91rm9200_timer,
143 .map_io = ek_map_io,
144 .init_irq = ek_init_irq,
145 .init_machine = ek_board_init,
146MACHINE_END