Valentin Longchamp | 988d2d4 | 2008-11-23 17:35:08 +0100 | [diff] [blame] | 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 | |
Valentin Longchamp | 988d2d4 | 2008-11-23 17:35:08 +0100 | [diff] [blame] | 19 | #include <linux/init.h> |
Valentin Longchamp | 220bbce | 2009-04-17 15:20:25 +0200 | [diff] [blame] | 20 | #include <linux/memory.h> |
Valentin Longchamp | 988d2d4 | 2008-11-23 17:35:08 +0100 | [diff] [blame] | 21 | #include <linux/mtd/physmap.h> |
| 22 | #include <linux/mtd/partitions.h> |
Valentin Longchamp | 220bbce | 2009-04-17 15:20:25 +0200 | [diff] [blame] | 23 | #include <linux/platform_device.h> |
| 24 | #include <linux/types.h> |
Valentin Longchamp | 988d2d4 | 2008-11-23 17:35:08 +0100 | [diff] [blame] | 25 | |
Valentin Longchamp | 988d2d4 | 2008-11-23 17:35:08 +0100 | [diff] [blame] | 26 | #include <asm/mach-types.h> |
| 27 | #include <asm/mach/arch.h> |
| 28 | #include <asm/mach/time.h> |
| 29 | #include <asm/mach/map.h> |
Valentin Longchamp | 220bbce | 2009-04-17 15:20:25 +0200 | [diff] [blame] | 30 | #include <mach/board-mx31moboard.h> |
Valentin Longchamp | 988d2d4 | 2008-11-23 17:35:08 +0100 | [diff] [blame] | 31 | #include <mach/common.h> |
Valentin Longchamp | 220bbce | 2009-04-17 15:20:25 +0200 | [diff] [blame] | 32 | #include <mach/hardware.h> |
Valentin Longchamp | 988d2d4 | 2008-11-23 17:35:08 +0100 | [diff] [blame] | 33 | #include <mach/imx-uart.h> |
| 34 | #include <mach/iomux-mx3.h> |
| 35 | |
| 36 | #include "devices.h" |
| 37 | |
Valentin Longchamp | 220bbce | 2009-04-17 15:20:25 +0200 | [diff] [blame] | 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, |
Valentin Longchamp | 56c7a45 | 2009-04-22 10:55:50 +0200 | [diff] [blame^] | 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, |
Valentin Longchamp | 220bbce | 2009-04-17 15:20:25 +0200 | [diff] [blame] | 66 | }; |
| 67 | |
Valentin Longchamp | 988d2d4 | 2008-11-23 17:35:08 +0100 | [diff] [blame] | 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 | |
Valentin Longchamp | e00f0b4 | 2009-02-16 12:47:51 +0100 | [diff] [blame] | 96 | static int mx31moboard_baseboard; |
| 97 | core_param(mx31moboard_baseboard, mx31moboard_baseboard, int, 0444); |
| 98 | |
Valentin Longchamp | 988d2d4 | 2008-11-23 17:35:08 +0100 | [diff] [blame] | 99 | /* |
| 100 | * Board specific initialization. |
| 101 | */ |
| 102 | static void __init mxc_board_init(void) |
| 103 | { |
Valentin Longchamp | 220bbce | 2009-04-17 15:20:25 +0200 | [diff] [blame] | 104 | mxc_iomux_setup_multiple_pins(moboard_pins, ARRAY_SIZE(moboard_pins), |
| 105 | "moboard"); |
| 106 | |
Valentin Longchamp | 988d2d4 | 2008-11-23 17:35:08 +0100 | [diff] [blame] | 107 | platform_add_devices(devices, ARRAY_SIZE(devices)); |
| 108 | |
Valentin Longchamp | 988d2d4 | 2008-11-23 17:35:08 +0100 | [diff] [blame] | 109 | mxc_register_device(&mxc_uart_device0, &uart_pdata); |
Valentin Longchamp | 988d2d4 | 2008-11-23 17:35:08 +0100 | [diff] [blame] | 110 | mxc_register_device(&mxc_uart_device4, &uart_pdata); |
Valentin Longchamp | e00f0b4 | 2009-02-16 12:47:51 +0100 | [diff] [blame] | 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: |
Valentin Longchamp | 220bbce | 2009-04-17 15:20:25 +0200 | [diff] [blame] | 122 | printk(KERN_ERR "Illegal mx31moboard_baseboard type %d\n", |
| 123 | mx31moboard_baseboard); |
Valentin Longchamp | e00f0b4 | 2009-02-16 12:47:51 +0100 | [diff] [blame] | 124 | } |
Valentin Longchamp | 988d2d4 | 2008-11-23 17:35:08 +0100 | [diff] [blame] | 125 | } |
| 126 | |
Valentin Longchamp | 988d2d4 | 2008-11-23 17:35:08 +0100 | [diff] [blame] | 127 | static void __init mx31moboard_timer_init(void) |
| 128 | { |
Sascha Hauer | 30c730f | 2009-02-16 14:36:49 +0100 | [diff] [blame] | 129 | mx31_clocks_init(26000000); |
Valentin Longchamp | 988d2d4 | 2008-11-23 17:35:08 +0100 | [diff] [blame] | 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, |
Sascha Hauer | cd4a05f | 2009-04-02 22:32:10 +0200 | [diff] [blame] | 141 | .map_io = mx31_map_io, |
Valentin Longchamp | 988d2d4 | 2008-11-23 17:35:08 +0100 | [diff] [blame] | 142 | .init_irq = mxc_init_irq, |
| 143 | .init_machine = mxc_board_init, |
| 144 | .timer = &mx31moboard_timer, |
| 145 | MACHINE_END |
| 146 | |