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/init.h>
20 #include <linux/memory.h>
21 #include <linux/mtd/physmap.h>
22 #include <linux/mtd/partitions.h>
23 #include <linux/platform_device.h>
24 #include <linux/types.h>
26 #include <asm/mach-types.h>
27 #include <asm/mach/arch.h>
28 #include <asm/mach/time.h>
29 #include <asm/mach/map.h>
30 #include <mach/board-mx31moboard.h>
31 #include <mach/common.h>
32 #include <mach/hardware.h>
33 #include <mach/imx-uart.h>
34 #include <mach/iomux-mx3.h>
39 static unsigned int moboard_pins[] = {
41 MX31_PIN_CTS1__CTS1, MX31_PIN_RTS1__RTS1,
42 MX31_PIN_TXD1__TXD1, MX31_PIN_RXD1__RXD1,
44 MX31_PIN_PC_RST__CTS5, MX31_PIN_PC_VS2__RTS5,
45 MX31_PIN_PC_BVD2__TXD5, MX31_PIN_PC_BVD1__RXD5,
47 MX31_PIN_I2C_DAT__I2C1_SDA, MX31_PIN_I2C_CLK__I2C1_SCL,
49 MX31_PIN_DCD_DTE1__I2C2_SDA, MX31_PIN_RI_DTE1__I2C2_SCL,
51 MX31_PIN_SD1_DATA3__SD1_DATA3, MX31_PIN_SD1_DATA2__SD1_DATA2,
52 MX31_PIN_SD1_DATA1__SD1_DATA1, MX31_PIN_SD1_DATA0__SD1_DATA0,
53 MX31_PIN_SD1_CLK__SD1_CLK, MX31_PIN_SD1_CMD__SD1_CMD,
54 MX31_PIN_ATA_CS0__GPIO3_26, MX31_PIN_ATA_CS1__GPIO3_27,
56 MX31_PIN_USBOTG_DATA0__USBOTG_DATA0,
57 MX31_PIN_USBOTG_DATA1__USBOTG_DATA1,
58 MX31_PIN_USBOTG_DATA2__USBOTG_DATA2,
59 MX31_PIN_USBOTG_DATA3__USBOTG_DATA3,
60 MX31_PIN_USBOTG_DATA4__USBOTG_DATA4,
61 MX31_PIN_USBOTG_DATA5__USBOTG_DATA5,
62 MX31_PIN_USBOTG_DATA6__USBOTG_DATA6,
63 MX31_PIN_USBOTG_DATA7__USBOTG_DATA7,
64 MX31_PIN_USBOTG_CLK__USBOTG_CLK, MX31_PIN_USBOTG_DIR__USBOTG_DIR,
65 MX31_PIN_USBOTG_NXT__USBOTG_NXT, MX31_PIN_USBOTG_STP__USBOTG_STP,
66 MX31_PIN_USB_OC__GPIO1_30,
69 static struct physmap_flash_data mx31moboard_flash_data = {
73 static struct resource mx31moboard_flash_resource = {
76 .flags = IORESOURCE_MEM,
79 static struct platform_device mx31moboard_flash = {
80 .name = "physmap-flash",
83 .platform_data = &mx31moboard_flash_data,
85 .resource = &mx31moboard_flash_resource,
89 static struct imxuart_platform_data uart_pdata = {
90 .flags = IMXUART_HAVE_RTSCTS,
93 static struct imxi2c_platform_data moboard_i2c0_pdata = {
97 static struct imxi2c_platform_data moboard_i2c1_pdata = {
101 static struct platform_device *devices[] __initdata = {
105 static int mx31moboard_baseboard;
106 core_param(mx31moboard_baseboard, mx31moboard_baseboard, int, 0444);
109 * Board specific initialization.
111 static void __init mxc_board_init(void)
113 mxc_iomux_setup_multiple_pins(moboard_pins, ARRAY_SIZE(moboard_pins),
116 platform_add_devices(devices, ARRAY_SIZE(devices));
118 mxc_register_device(&mxc_uart_device0, &uart_pdata);
119 mxc_register_device(&mxc_uart_device4, &uart_pdata);
121 mxc_register_device(&mxc_i2c_device0, &moboard_i2c0_pdata);
122 mxc_register_device(&mxc_i2c_device1, &moboard_i2c1_pdata);
124 switch (mx31moboard_baseboard) {
128 mx31moboard_devboard_init();
131 mx31moboard_marxbot_init();
134 printk(KERN_ERR "Illegal mx31moboard_baseboard type %d\n",
135 mx31moboard_baseboard);
139 static void __init mx31moboard_timer_init(void)
141 mx31_clocks_init(26000000);
144 struct sys_timer mx31moboard_timer = {
145 .init = mx31moboard_timer_init,
148 MACHINE_START(MX31MOBOARD, "EPFL Mobots mx31moboard")
149 /* Maintainer: Valentin Longchamp, EPFL Mobots group */
150 .phys_io = AIPS1_BASE_ADDR,
151 .io_pg_offst = ((AIPS1_BASE_ADDR_VIRT) >> 18) & 0xfffc,
152 .boot_params = PHYS_OFFSET + 0x100,
153 .map_io = mx31_map_io,
154 .init_irq = mxc_init_irq,
155 .init_machine = mxc_board_init,
156 .timer = &mx31moboard_timer,