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988d2d49 VL |
1 | /* |
2 | * Copyright (C) 2008 Valentin Longchamp, EPFL Mobots group | |
3 | * | |
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. | |
8 | * | |
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. | |
13 | * | |
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 | |
17 | */ | |
18 | ||
988d2d49 | 19 | #include <linux/init.h> |
220bbcea | 20 | #include <linux/memory.h> |
988d2d49 VL |
21 | #include <linux/mtd/physmap.h> |
22 | #include <linux/mtd/partitions.h> | |
220bbcea VL |
23 | #include <linux/platform_device.h> |
24 | #include <linux/types.h> | |
988d2d49 | 25 | |
988d2d49 VL |
26 | #include <asm/mach-types.h> |
27 | #include <asm/mach/arch.h> | |
28 | #include <asm/mach/time.h> | |
29 | #include <asm/mach/map.h> | |
220bbcea | 30 | #include <mach/board-mx31moboard.h> |
988d2d49 | 31 | #include <mach/common.h> |
220bbcea | 32 | #include <mach/hardware.h> |
988d2d49 VL |
33 | #include <mach/imx-uart.h> |
34 | #include <mach/iomux-mx3.h> | |
35 | ||
36 | #include "devices.h" | |
37 | ||
220bbcea VL |
38 | static unsigned int moboard_pins[] = { |
39 | /* UART0 */ | |
40 | MX31_PIN_CTS1__CTS1, MX31_PIN_RTS1__RTS1, | |
41 | MX31_PIN_TXD1__TXD1, MX31_PIN_RXD1__RXD1, | |
42 | /* UART4 */ | |
43 | MX31_PIN_PC_RST__CTS5, MX31_PIN_PC_VS2__RTS5, | |
44 | MX31_PIN_PC_BVD2__TXD5, MX31_PIN_PC_BVD1__RXD5, | |
56c7a45b VL |
45 | /* I2C0 */ |
46 | MX31_PIN_I2C_DAT__I2C1_SDA, MX31_PIN_I2C_CLK__I2C1_SCL, | |
47 | /* I2C1 */ | |
48 | MX31_PIN_DCD_DTE1__I2C2_SDA, MX31_PIN_RI_DTE1__I2C2_SCL, | |
49 | /* SDHC1 */ | |
50 | MX31_PIN_SD1_DATA3__SD1_DATA3, MX31_PIN_SD1_DATA2__SD1_DATA2, | |
51 | MX31_PIN_SD1_DATA1__SD1_DATA1, MX31_PIN_SD1_DATA0__SD1_DATA0, | |
52 | MX31_PIN_SD1_CLK__SD1_CLK, MX31_PIN_SD1_CMD__SD1_CMD, | |
53 | MX31_PIN_ATA_CS0__GPIO3_26, MX31_PIN_ATA_CS1__GPIO3_27, | |
54 | /* USB OTG */ | |
55 | MX31_PIN_USBOTG_DATA0__USBOTG_DATA0, | |
56 | MX31_PIN_USBOTG_DATA1__USBOTG_DATA1, | |
57 | MX31_PIN_USBOTG_DATA2__USBOTG_DATA2, | |
58 | MX31_PIN_USBOTG_DATA3__USBOTG_DATA3, | |
59 | MX31_PIN_USBOTG_DATA4__USBOTG_DATA4, | |
60 | MX31_PIN_USBOTG_DATA5__USBOTG_DATA5, | |
61 | MX31_PIN_USBOTG_DATA6__USBOTG_DATA6, | |
62 | MX31_PIN_USBOTG_DATA7__USBOTG_DATA7, | |
63 | MX31_PIN_USBOTG_CLK__USBOTG_CLK, MX31_PIN_USBOTG_DIR__USBOTG_DIR, | |
64 | MX31_PIN_USBOTG_NXT__USBOTG_NXT, MX31_PIN_USBOTG_STP__USBOTG_STP, | |
65 | MX31_PIN_USB_OC__GPIO1_30, | |
220bbcea VL |
66 | }; |
67 | ||
988d2d49 VL |
68 | static struct physmap_flash_data mx31moboard_flash_data = { |
69 | .width = 2, | |
70 | }; | |
71 | ||
72 | static struct resource mx31moboard_flash_resource = { | |
73 | .start = 0xa0000000, | |
74 | .end = 0xa1ffffff, | |
75 | .flags = IORESOURCE_MEM, | |
76 | }; | |
77 | ||
78 | static struct platform_device mx31moboard_flash = { | |
79 | .name = "physmap-flash", | |
80 | .id = 0, | |
81 | .dev = { | |
82 | .platform_data = &mx31moboard_flash_data, | |
83 | }, | |
84 | .resource = &mx31moboard_flash_resource, | |
85 | .num_resources = 1, | |
86 | }; | |
87 | ||
88 | static struct imxuart_platform_data uart_pdata = { | |
89 | .flags = IMXUART_HAVE_RTSCTS, | |
90 | }; | |
91 | ||
92 | static struct platform_device *devices[] __initdata = { | |
93 | &mx31moboard_flash, | |
94 | }; | |
95 | ||
e00f0b4a VL |
96 | static int mx31moboard_baseboard; |
97 | core_param(mx31moboard_baseboard, mx31moboard_baseboard, int, 0444); | |
98 | ||
988d2d49 VL |
99 | /* |
100 | * Board specific initialization. | |
101 | */ | |
102 | static void __init mxc_board_init(void) | |
103 | { | |
220bbcea VL |
104 | mxc_iomux_setup_multiple_pins(moboard_pins, ARRAY_SIZE(moboard_pins), |
105 | "moboard"); | |
106 | ||
988d2d49 VL |
107 | platform_add_devices(devices, ARRAY_SIZE(devices)); |
108 | ||
988d2d49 | 109 | mxc_register_device(&mxc_uart_device0, &uart_pdata); |
988d2d49 | 110 | mxc_register_device(&mxc_uart_device4, &uart_pdata); |
e00f0b4a VL |
111 | |
112 | switch (mx31moboard_baseboard) { | |
113 | case MX31NOBOARD: | |
114 | break; | |
115 | case MX31DEVBOARD: | |
116 | mx31moboard_devboard_init(); | |
117 | break; | |
118 | case MX31MARXBOT: | |
119 | mx31moboard_marxbot_init(); | |
120 | break; | |
121 | default: | |
220bbcea VL |
122 | printk(KERN_ERR "Illegal mx31moboard_baseboard type %d\n", |
123 | mx31moboard_baseboard); | |
e00f0b4a | 124 | } |
988d2d49 VL |
125 | } |
126 | ||
988d2d49 VL |
127 | static void __init mx31moboard_timer_init(void) |
128 | { | |
30c730f8 | 129 | mx31_clocks_init(26000000); |
988d2d49 VL |
130 | } |
131 | ||
132 | struct sys_timer mx31moboard_timer = { | |
133 | .init = mx31moboard_timer_init, | |
134 | }; | |
135 | ||
136 | MACHINE_START(MX31MOBOARD, "EPFL Mobots mx31moboard") | |
137 | /* Maintainer: Valentin Longchamp, EPFL Mobots group */ | |
138 | .phys_io = AIPS1_BASE_ADDR, | |
139 | .io_pg_offst = ((AIPS1_BASE_ADDR_VIRT) >> 18) & 0xfffc, | |
140 | .boot_params = PHYS_OFFSET + 0x100, | |
cd4a05f9 | 141 | .map_io = mx31_map_io, |
988d2d49 VL |
142 | .init_irq = mxc_init_irq, |
143 | .init_machine = mxc_board_init, | |
144 | .timer = &mx31moboard_timer, | |
145 | MACHINE_END | |
146 |