2 * Copyright (C) 2008 Valentin Longchamp, EPFL Mobots group
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation; either version 2 of the License, or
7 * (at your option) any later version.
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
14 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, write to the Free Software
16 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19 #include <linux/types.h>
20 #include <linux/init.h>
22 #include <linux/platform_device.h>
23 #include <linux/mtd/physmap.h>
24 #include <linux/mtd/partitions.h>
25 #include <linux/memory.h>
27 #include <mach/hardware.h>
28 #include <asm/mach-types.h>
29 #include <asm/mach/arch.h>
30 #include <asm/mach/time.h>
31 #include <asm/mach/map.h>
32 #include <mach/common.h>
33 #include <mach/imx-uart.h>
34 #include <mach/iomux-mx3.h>
35 #include <mach/board-mx31moboard.h>
39 static struct physmap_flash_data mx31moboard_flash_data = {
43 static struct resource mx31moboard_flash_resource = {
46 .flags = IORESOURCE_MEM,
49 static struct platform_device mx31moboard_flash = {
50 .name = "physmap-flash",
53 .platform_data = &mx31moboard_flash_data,
55 .resource = &mx31moboard_flash_resource,
59 static struct imxuart_platform_data uart_pdata = {
60 .flags = IMXUART_HAVE_RTSCTS,
63 static struct platform_device *devices[] __initdata = {
67 static int mxc_uart0_pins[] = {
68 MX31_PIN_CTS1__CTS1, MX31_PIN_RTS1__RTS1,
69 MX31_PIN_TXD1__TXD1, MX31_PIN_RXD1__RXD1,
71 static int mxc_uart4_pins[] = {
72 MX31_PIN_PC_RST__CTS5, MX31_PIN_PC_VS2__RTS5,
73 MX31_PIN_PC_BVD2__TXD5, MX31_PIN_PC_BVD1__RXD5,
76 static int mx31moboard_baseboard;
77 core_param(mx31moboard_baseboard, mx31moboard_baseboard, int, 0444);
80 * Board specific initialization.
82 static void __init mxc_board_init(void)
84 platform_add_devices(devices, ARRAY_SIZE(devices));
86 mxc_iomux_setup_multiple_pins(mxc_uart0_pins, ARRAY_SIZE(mxc_uart0_pins), "uart0");
87 mxc_register_device(&mxc_uart_device0, &uart_pdata);
89 mxc_iomux_setup_multiple_pins(mxc_uart4_pins, ARRAY_SIZE(mxc_uart4_pins), "uart4");
90 mxc_register_device(&mxc_uart_device4, &uart_pdata);
92 switch (mx31moboard_baseboard) {
96 mx31moboard_devboard_init();
99 mx31moboard_marxbot_init();
102 printk(KERN_ERR "Illegal mx31moboard_baseboard type %d\n", mx31moboard_baseboard);
107 * This structure defines static mappings for the mx31moboard.
109 static struct map_desc mx31moboard_io_desc[] __initdata = {
111 .virtual = AIPS1_BASE_ADDR_VIRT,
112 .pfn = __phys_to_pfn(AIPS1_BASE_ADDR),
113 .length = AIPS1_SIZE,
114 .type = MT_DEVICE_NONSHARED
116 .virtual = AIPS2_BASE_ADDR_VIRT,
117 .pfn = __phys_to_pfn(AIPS2_BASE_ADDR),
118 .length = AIPS2_SIZE,
119 .type = MT_DEVICE_NONSHARED
124 * Set up static virtual mappings.
126 void __init mx31moboard_map_io(void)
129 iotable_init(mx31moboard_io_desc, ARRAY_SIZE(mx31moboard_io_desc));
132 static void __init mx31moboard_timer_init(void)
134 mx31_clocks_init(26000000);
137 struct sys_timer mx31moboard_timer = {
138 .init = mx31moboard_timer_init,
141 MACHINE_START(MX31MOBOARD, "EPFL Mobots mx31moboard")
142 /* Maintainer: Valentin Longchamp, EPFL Mobots group */
143 .phys_io = AIPS1_BASE_ADDR,
144 .io_pg_offst = ((AIPS1_BASE_ADDR_VIRT) >> 18) & 0xfffc,
145 .boot_params = PHYS_OFFSET + 0x100,
146 .map_io = mx31moboard_map_io,
147 .init_irq = mxc_init_irq,
148 .init_machine = mxc_board_init,
149 .timer = &mx31moboard_timer,