diff options
Diffstat (limited to 'arch/arm/mach-at91/board-usb-a9260.c')
| -rw-r--r-- | arch/arm/mach-at91/board-usb-a9260.c | 215 |
1 files changed, 215 insertions, 0 deletions
diff --git a/arch/arm/mach-at91/board-usb-a9260.c b/arch/arm/mach-at91/board-usb-a9260.c new file mode 100644 index 000000000000..837aedf8ffeb --- /dev/null +++ b/arch/arm/mach-at91/board-usb-a9260.c | |||
| @@ -0,0 +1,215 @@ | |||
| 1 | /* | ||
| 2 | * linux/arch/arm/mach-at91/board-usb-a9260.c | ||
| 3 | * | ||
| 4 | * Copyright (C) 2005 SAN People | ||
| 5 | * Copyright (C) 2006 Atmel | ||
| 6 | * Copyright (C) 2007 Calao-systems | ||
| 7 | * | ||
| 8 | * This program is free software; you can redistribute it and/or modify | ||
| 9 | * it under the terms of the GNU General Public License as published by | ||
| 10 | * the Free Software Foundation; either version 2 of the License, or | ||
| 11 | * (at your option) any later version. | ||
| 12 | * | ||
| 13 | * This program is distributed in the hope that it will be useful, | ||
| 14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
| 15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
| 16 | * GNU General Public License for more details. | ||
| 17 | * | ||
| 18 | * You should have received a copy of the GNU General Public License | ||
| 19 | * along with this program; if not, write to the Free Software | ||
| 20 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | ||
| 21 | */ | ||
| 22 | |||
| 23 | #include <linux/types.h> | ||
| 24 | #include <linux/init.h> | ||
| 25 | #include <linux/mm.h> | ||
| 26 | #include <linux/module.h> | ||
| 27 | #include <linux/platform_device.h> | ||
| 28 | #include <linux/spi/spi.h> | ||
| 29 | #include <linux/gpio_keys.h> | ||
| 30 | #include <linux/input.h> | ||
| 31 | #include <linux/clk.h> | ||
| 32 | |||
| 33 | #include <asm/hardware.h> | ||
| 34 | #include <asm/setup.h> | ||
| 35 | #include <asm/mach-types.h> | ||
| 36 | #include <asm/irq.h> | ||
| 37 | |||
| 38 | #include <asm/mach/arch.h> | ||
| 39 | #include <asm/mach/map.h> | ||
| 40 | #include <asm/mach/irq.h> | ||
| 41 | |||
| 42 | #include <asm/arch/board.h> | ||
| 43 | #include <asm/arch/gpio.h> | ||
| 44 | #include <asm/arch/at91_shdwc.h> | ||
| 45 | |||
| 46 | #include "generic.h" | ||
| 47 | |||
| 48 | |||
| 49 | static void __init ek_map_io(void) | ||
| 50 | { | ||
| 51 | /* Initialize processor: 12.000 MHz crystal */ | ||
| 52 | at91sam9260_initialize(12000000); | ||
| 53 | |||
| 54 | /* DGBU on ttyS0. (Rx & Tx only) */ | ||
| 55 | at91_register_uart(0, 0, 0); | ||
| 56 | |||
| 57 | /* set serial console to ttyS0 (ie, DBGU) */ | ||
| 58 | at91_set_serial_console(0); | ||
| 59 | } | ||
| 60 | |||
| 61 | static void __init ek_init_irq(void) | ||
| 62 | { | ||
| 63 | at91sam9260_init_interrupts(NULL); | ||
| 64 | } | ||
| 65 | |||
| 66 | |||
| 67 | /* | ||
| 68 | * USB Host port | ||
| 69 | */ | ||
| 70 | static struct at91_usbh_data __initdata ek_usbh_data = { | ||
| 71 | .ports = 2, | ||
| 72 | }; | ||
| 73 | |||
| 74 | /* | ||
| 75 | * USB Device port | ||
| 76 | */ | ||
| 77 | static struct at91_udc_data __initdata ek_udc_data = { | ||
| 78 | .vbus_pin = AT91_PIN_PC5, | ||
| 79 | .pullup_pin = 0, /* pull-up driven by UDC */ | ||
| 80 | }; | ||
| 81 | |||
| 82 | /* | ||
| 83 | * MACB Ethernet device | ||
| 84 | */ | ||
| 85 | static struct at91_eth_data __initdata ek_macb_data = { | ||
| 86 | .phy_irq_pin = AT91_PIN_PA31, | ||
| 87 | .is_rmii = 1, | ||
| 88 | }; | ||
| 89 | |||
| 90 | /* | ||
| 91 | * NAND flash | ||
| 92 | */ | ||
| 93 | static struct mtd_partition __initdata ek_nand_partition[] = { | ||
| 94 | { | ||
| 95 | .name = "Uboot & Kernel", | ||
| 96 | .offset = 0x00000000, | ||
| 97 | .size = 16 * 1024 * 1024, | ||
| 98 | }, | ||
| 99 | { | ||
| 100 | .name = "Root FS", | ||
| 101 | .offset = 0x01000000, | ||
| 102 | .size = 120 * 1024 * 1024, | ||
| 103 | }, | ||
| 104 | { | ||
| 105 | .name = "FS", | ||
| 106 | .offset = 0x08800000, | ||
| 107 | .size = 120 * 1024 * 1024, | ||
| 108 | } | ||
| 109 | }; | ||
| 110 | |||
| 111 | static struct mtd_partition * __init nand_partitions(int size, int *num_partitions) | ||
| 112 | { | ||
| 113 | *num_partitions = ARRAY_SIZE(ek_nand_partition); | ||
| 114 | return ek_nand_partition; | ||
| 115 | } | ||
| 116 | |||
| 117 | static struct at91_nand_data __initdata ek_nand_data = { | ||
| 118 | .ale = 21, | ||
| 119 | .cle = 22, | ||
| 120 | // .det_pin = ... not connected | ||
| 121 | .rdy_pin = AT91_PIN_PC13, | ||
| 122 | .enable_pin = AT91_PIN_PC14, | ||
| 123 | .partition_info = nand_partitions, | ||
| 124 | #if defined(CONFIG_MTD_NAND_AT91_BUSWIDTH_16) | ||
| 125 | .bus_width_16 = 1, | ||
| 126 | #else | ||
| 127 | .bus_width_16 = 0, | ||
| 128 | #endif | ||
| 129 | }; | ||
| 130 | |||
| 131 | /* | ||
| 132 | * GPIO Buttons | ||
| 133 | */ | ||
| 134 | |||
| 135 | #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE) | ||
| 136 | static struct gpio_keys_button ek_buttons[] = { | ||
| 137 | { /* USER PUSH BUTTON */ | ||
| 138 | .code = KEY_ENTER, | ||
| 139 | .gpio = AT91_PIN_PB10, | ||
| 140 | .active_low = 1, | ||
| 141 | .desc = "user_pb", | ||
| 142 | .wakeup = 1, | ||
| 143 | } | ||
| 144 | }; | ||
| 145 | |||
| 146 | static struct gpio_keys_platform_data ek_button_data = { | ||
| 147 | .buttons = ek_buttons, | ||
| 148 | .nbuttons = ARRAY_SIZE(ek_buttons), | ||
| 149 | }; | ||
| 150 | |||
| 151 | static struct platform_device ek_button_device = { | ||
| 152 | .name = "gpio-keys", | ||
| 153 | .id = -1, | ||
| 154 | .num_resources = 0, | ||
| 155 | .dev = { | ||
| 156 | .platform_data = &ek_button_data, | ||
| 157 | } | ||
| 158 | }; | ||
| 159 | |||
| 160 | static void __init ek_add_device_buttons(void) | ||
| 161 | { | ||
| 162 | at91_set_GPIO_periph(AT91_PIN_PB10, 1); /* user push button, pull up enabled */ | ||
| 163 | at91_set_deglitch(AT91_PIN_PB10, 1); | ||
| 164 | |||
| 165 | platform_device_register(&ek_button_device); | ||
| 166 | } | ||
| 167 | #else | ||
| 168 | static void __init ek_add_device_buttons(void) {} | ||
| 169 | #endif | ||
| 170 | |||
| 171 | /* | ||
| 172 | * LEDs | ||
| 173 | */ | ||
| 174 | static struct gpio_led ek_leds[] = { | ||
| 175 | { /* user_led (green) */ | ||
| 176 | .name = "user_led", | ||
| 177 | .gpio = AT91_PIN_PB21, | ||
| 178 | .active_low = 0, | ||
| 179 | .default_trigger = "heartbeat", | ||
| 180 | } | ||
| 181 | }; | ||
| 182 | |||
| 183 | static void __init ek_board_init(void) | ||
| 184 | { | ||
| 185 | /* Serial */ | ||
| 186 | at91_add_device_serial(); | ||
| 187 | /* USB Host */ | ||
| 188 | at91_add_device_usbh(&ek_usbh_data); | ||
| 189 | /* USB Device */ | ||
| 190 | at91_add_device_udc(&ek_udc_data); | ||
| 191 | /* NAND */ | ||
| 192 | at91_add_device_nand(&ek_nand_data); | ||
| 193 | /* I2C */ | ||
| 194 | at91_add_device_i2c(NULL, 0); | ||
| 195 | /* Ethernet */ | ||
| 196 | at91_add_device_eth(&ek_macb_data); | ||
| 197 | /* Push Buttons */ | ||
| 198 | ek_add_device_buttons(); | ||
| 199 | /* LEDs */ | ||
| 200 | at91_gpio_leds(ek_leds, ARRAY_SIZE(ek_leds)); | ||
| 201 | /* shutdown controller, wakeup button (5 msec low) */ | ||
| 202 | at91_sys_write(AT91_SHDW_MR, AT91_SHDW_CPTWK0_(10) | AT91_SHDW_WKMODE0_LOW | ||
| 203 | | AT91_SHDW_RTTWKEN); | ||
| 204 | } | ||
| 205 | |||
| 206 | MACHINE_START(USB_A9260, "CALAO USB_A9260") | ||
| 207 | /* Maintainer: calao-systems */ | ||
| 208 | .phys_io = AT91_BASE_SYS, | ||
| 209 | .io_pg_offst = (AT91_VA_BASE_SYS >> 18) & 0xfffc, | ||
| 210 | .boot_params = AT91_SDRAM_BASE + 0x100, | ||
| 211 | .timer = &at91sam926x_timer, | ||
| 212 | .map_io = ek_map_io, | ||
| 213 | .init_irq = ek_init_irq, | ||
| 214 | .init_machine = ek_board_init, | ||
| 215 | MACHINE_END | ||
