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>
38 static struct physmap_flash_data mx31moboard_flash_data = {
42 static struct resource mx31moboard_flash_resource = {
45 .flags = IORESOURCE_MEM,
48 static struct platform_device mx31moboard_flash = {
49 .name = "physmap-flash",
52 .platform_data = &mx31moboard_flash_data,
54 .resource = &mx31moboard_flash_resource,
58 static struct imxuart_platform_data uart_pdata = {
59 .flags = IMXUART_HAVE_RTSCTS,
62 static struct platform_device *devices[] __initdata = {
66 static int mxc_uart0_pins[] = {
72 static int mxc_uart1_pins[] = {
78 static int mxc_uart4_pins[] = {
79 MX31_PIN_PC_RST__CTS5,
80 MX31_PIN_PC_VS2__RTS5,
81 MX31_PIN_PC_BVD2__TXD5,
82 MX31_PIN_PC_BVD1__RXD5
86 * Board specific initialization.
88 static void __init mxc_board_init(void)
90 platform_add_devices(devices, ARRAY_SIZE(devices));
92 mxc_iomux_setup_multiple_pins(mxc_uart0_pins, ARRAY_SIZE(mxc_uart0_pins), "uart0");
93 mxc_register_device(&mxc_uart_device0, &uart_pdata);
95 mxc_iomux_setup_multiple_pins(mxc_uart1_pins, ARRAY_SIZE(mxc_uart1_pins), "uart1");
96 mxc_register_device(&mxc_uart_device1, &uart_pdata);
98 mxc_iomux_setup_multiple_pins(mxc_uart4_pins, ARRAY_SIZE(mxc_uart4_pins), "uart4");
99 mxc_register_device(&mxc_uart_device4, &uart_pdata);
103 * This structure defines static mappings for the mx31moboard.
105 static struct map_desc mx31moboard_io_desc[] __initdata = {
107 .virtual = AIPS1_BASE_ADDR_VIRT,
108 .pfn = __phys_to_pfn(AIPS1_BASE_ADDR),
109 .length = AIPS1_SIZE,
110 .type = MT_DEVICE_NONSHARED
112 .virtual = AIPS2_BASE_ADDR_VIRT,
113 .pfn = __phys_to_pfn(AIPS2_BASE_ADDR),
114 .length = AIPS2_SIZE,
115 .type = MT_DEVICE_NONSHARED
120 * Set up static virtual mappings.
122 void __init mx31moboard_map_io(void)
125 iotable_init(mx31moboard_io_desc, ARRAY_SIZE(mx31moboard_io_desc));
128 static void __init mx31moboard_timer_init(void)
130 mx31_clocks_init(26000000);
133 struct sys_timer mx31moboard_timer = {
134 .init = mx31moboard_timer_init,
137 MACHINE_START(MX31MOBOARD, "EPFL Mobots mx31moboard")
138 /* Maintainer: Valentin Longchamp, EPFL Mobots group */
139 .phys_io = AIPS1_BASE_ADDR,
140 .io_pg_offst = ((AIPS1_BASE_ADDR_VIRT) >> 18) & 0xfffc,
141 .boot_params = PHYS_OFFSET + 0x100,
142 .map_io = mx31moboard_map_io,
143 .init_irq = mxc_init_irq,
144 .init_machine = mxc_board_init,
145 .timer = &mx31moboard_timer,