2 * linux/arch/arm/mach-at91/board-cpu9krea.c
4 * Copyright (C) 2005 SAN People
5 * Copyright (C) 2006 Atmel
6 * Copyright (C) 2009 Eric Benard - eric@eukrea.com
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.
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.
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
23 #include <linux/types.h>
24 #include <linux/init.h>
26 #include <linux/module.h>
27 #include <linux/platform_device.h>
28 #include <linux/clk.h>
29 #include <linux/gpio_keys.h>
30 #include <linux/input.h>
31 #include <linux/mtd/physmap.h>
33 #include <asm/setup.h>
34 #include <asm/mach-types.h>
37 #include <asm/mach/arch.h>
38 #include <asm/mach/map.h>
39 #include <asm/mach/irq.h>
41 #include <mach/hardware.h>
42 #include <mach/board.h>
43 #include <mach/gpio.h>
44 #include <mach/at91sam9_smc.h>
45 #include <mach/at91sam9260_matrix.h>
50 static void __init cpu9krea_map_io(void)
52 /* Initialize processor: 18.432 MHz crystal */
53 at91sam9260_initialize(18432000);
55 /* DGBU on ttyS0. (Rx & Tx only) */
56 at91_register_uart(0, 0, 0);
58 /* USART0 on ttyS1. (Rx, Tx, CTS, RTS, DTR, DSR, DCD, RI) */
59 at91_register_uart(AT91SAM9260_ID_US0, 1, ATMEL_UART_CTS |
60 ATMEL_UART_RTS | ATMEL_UART_DTR | ATMEL_UART_DSR |
61 ATMEL_UART_DCD | ATMEL_UART_RI);
63 /* USART1 on ttyS2. (Rx, Tx, RTS, CTS) */
64 at91_register_uart(AT91SAM9260_ID_US1, 2, ATMEL_UART_CTS |
67 /* USART2 on ttyS3. (Rx, Tx, RTS, CTS) */
68 at91_register_uart(AT91SAM9260_ID_US2, 3, ATMEL_UART_CTS |
71 /* USART3 on ttyS4. (Rx, Tx) */
72 at91_register_uart(AT91SAM9260_ID_US3, 4, 0);
74 /* USART4 on ttyS5. (Rx, Tx) */
75 at91_register_uart(AT91SAM9260_ID_US4, 5, 0);
77 /* USART5 on ttyS6. (Rx, Tx) */
78 at91_register_uart(AT91SAM9260_ID_US5, 6, 0);
80 /* set serial console to ttyS0 (ie, DBGU) */
81 at91_set_serial_console(0);
84 static void __init cpu9krea_init_irq(void)
86 at91sam9260_init_interrupts(NULL);
92 static struct at91_usbh_data __initdata cpu9krea_usbh_data = {
99 static struct at91_udc_data __initdata cpu9krea_udc_data = {
100 .vbus_pin = AT91_PIN_PC8,
101 .pullup_pin = 0, /* pull-up driven by UDC */
105 * MACB Ethernet device
107 static struct at91_eth_data __initdata cpu9krea_macb_data = {
114 static struct atmel_nand_data __initdata cpu9krea_nand_data = {
117 .rdy_pin = AT91_PIN_PC13,
118 .enable_pin = AT91_PIN_PC14,
122 #ifdef CONFIG_MACH_CPU9260
123 static struct sam9_smc_config __initdata cpu9krea_nand_smc_config = {
126 .ncs_write_setup = 0,
131 .ncs_write_pulse = 3,
137 .mode = AT91_SMC_READMODE | AT91_SMC_WRITEMODE
138 | AT91_SMC_EXNWMODE_DISABLE | AT91_SMC_DBW_8,
142 static struct sam9_smc_config __initdata cpu9krea_nand_smc_config = {
145 .ncs_write_setup = 0,
150 .ncs_write_pulse = 4,
156 .mode = AT91_SMC_READMODE | AT91_SMC_WRITEMODE
157 | AT91_SMC_EXNWMODE_DISABLE | AT91_SMC_DBW_8,
162 static void __init cpu9krea_add_device_nand(void)
164 sam9_smc_configure(3, &cpu9krea_nand_smc_config);
165 at91_add_device_nand(&cpu9krea_nand_data);
171 static struct physmap_flash_data cpuat9260_nor_data = {
175 #define NOR_BASE AT91_CHIPSELECT_0
176 #define NOR_SIZE SZ_64M
178 static struct resource nor_flash_resources[] = {
181 .end = NOR_BASE + NOR_SIZE - 1,
182 .flags = IORESOURCE_MEM,
186 static struct platform_device cpu9krea_nor_flash = {
187 .name = "physmap-flash",
190 .platform_data = &cpuat9260_nor_data,
192 .resource = nor_flash_resources,
193 .num_resources = ARRAY_SIZE(nor_flash_resources),
196 #ifdef CONFIG_MACH_CPU9260
197 static struct sam9_smc_config __initdata cpu9krea_nor_smc_config = {
200 .ncs_write_setup = 0,
203 .ncs_read_pulse = 10,
205 .ncs_write_pulse = 6,
211 .mode = AT91_SMC_READMODE | AT91_SMC_WRITEMODE
212 | AT91_SMC_EXNWMODE_DISABLE | AT91_SMC_BAT_WRITE
217 static struct sam9_smc_config __initdata cpu9krea_nor_smc_config = {
220 .ncs_write_setup = 0,
223 .ncs_read_pulse = 13,
225 .ncs_write_pulse = 8,
231 .mode = AT91_SMC_READMODE | AT91_SMC_WRITEMODE
232 | AT91_SMC_EXNWMODE_DISABLE | AT91_SMC_BAT_WRITE
238 static __init void cpu9krea_add_device_nor(void)
242 csa = at91_sys_read(AT91_MATRIX_EBICSA);
243 at91_sys_write(AT91_MATRIX_EBICSA, csa | AT91_MATRIX_VDDIOMSEL_3_3V);
245 /* configure chip-select 0 (NOR) */
246 sam9_smc_configure(0, &cpu9krea_nor_smc_config);
248 platform_device_register(&cpu9krea_nor_flash);
254 static struct gpio_led cpu9krea_leds[] = {
257 .gpio = AT91_PIN_PC11,
259 .default_trigger = "timer",
263 .gpio = AT91_PIN_PC12,
265 .default_trigger = "heartbeat",
269 .gpio = AT91_PIN_PC7,
271 .default_trigger = "none",
275 .gpio = AT91_PIN_PC9,
277 .default_trigger = "none",
281 static struct i2c_board_info __initdata cpu9krea_i2c_devices[] = {
283 I2C_BOARD_INFO("rtc-ds1307", 0x68),
291 #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
292 static struct gpio_keys_button cpu9krea_buttons[] = {
294 .gpio = AT91_PIN_PC3,
301 .gpio = AT91_PIN_PB20,
309 static struct gpio_keys_platform_data cpu9krea_button_data = {
310 .buttons = cpu9krea_buttons,
311 .nbuttons = ARRAY_SIZE(cpu9krea_buttons),
314 static struct platform_device cpu9krea_button_device = {
319 .platform_data = &cpu9krea_button_data,
323 static void __init cpu9krea_add_device_buttons(void)
325 at91_set_gpio_input(AT91_PIN_PC3, 1); /* BP1 */
326 at91_set_deglitch(AT91_PIN_PC3, 1);
327 at91_set_gpio_input(AT91_PIN_PB20, 1); /* BP2 */
328 at91_set_deglitch(AT91_PIN_PB20, 1);
330 platform_device_register(&cpu9krea_button_device);
333 static void __init cpu9krea_add_device_buttons(void)
341 static struct at91_mmc_data __initdata cpu9krea_mmc_data = {
344 .det_pin = AT91_PIN_PA29,
347 static void __init cpu9krea_board_init(void)
350 cpu9krea_add_device_nor();
352 at91_add_device_serial();
354 at91_add_device_usbh(&cpu9krea_usbh_data);
356 at91_add_device_udc(&cpu9krea_udc_data);
358 cpu9krea_add_device_nand();
360 at91_add_device_eth(&cpu9krea_macb_data);
362 at91_add_device_mmc(0, &cpu9krea_mmc_data);
364 at91_add_device_i2c(cpu9krea_i2c_devices,
365 ARRAY_SIZE(cpu9krea_i2c_devices));
367 at91_gpio_leds(cpu9krea_leds, ARRAY_SIZE(cpu9krea_leds));
369 cpu9krea_add_device_buttons();
372 #ifdef CONFIG_MACH_CPU9260
373 MACHINE_START(CPUAT9260, "Eukrea CPU9260")
375 MACHINE_START(CPUAT9G20, "Eukrea CPU9G20")
377 /* Maintainer: Eric Benard - EUKREA Electromatique */
378 .phys_io = AT91_BASE_SYS,
379 .io_pg_offst = (AT91_VA_BASE_SYS >> 18) & 0xfffc,
380 .boot_params = AT91_SDRAM_BASE + 0x100,
381 .timer = &at91sam926x_timer,
382 .map_io = cpu9krea_map_io,
383 .init_irq = cpu9krea_init_irq,
384 .init_machine = cpu9krea_board_init,