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66dbfc6c AV |
1 | /* |
2 | * linux/arch/arm/mach-at91/board-sam9-l9260.c | |
3 | * | |
4 | * Copyright (C) 2005 SAN People | |
5 | * Copyright (C) 2006 Atmel | |
6 | * Copyright (C) 2007 Olimex Ltd | |
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 | ||
a09e64fb | 30 | #include <mach/hardware.h> |
66dbfc6c AV |
31 | #include <asm/setup.h> |
32 | #include <asm/mach-types.h> | |
33 | #include <asm/irq.h> | |
34 | ||
35 | #include <asm/mach/arch.h> | |
36 | #include <asm/mach/map.h> | |
37 | #include <asm/mach/irq.h> | |
38 | ||
a09e64fb RK |
39 | #include <mach/board.h> |
40 | #include <mach/gpio.h> | |
66dbfc6c AV |
41 | |
42 | #include "generic.h" | |
43 | ||
44 | ||
45 | static void __init ek_map_io(void) | |
46 | { | |
47 | /* Initialize processor: 18.432 MHz crystal */ | |
48 | at91sam9260_initialize(18432000); | |
49 | ||
50 | /* Setup the LEDs */ | |
51 | at91_init_leds(AT91_PIN_PA9, AT91_PIN_PA6); | |
52 | ||
53 | /* DBGU on ttyS0. (Rx & Tx only) */ | |
54 | at91_register_uart(0, 0, 0); | |
55 | ||
56 | /* USART0 on ttyS1. (Rx, Tx, CTS, RTS, DTR, DSR, DCD, RI) */ | |
57 | at91_register_uart(AT91SAM9260_ID_US0, 1, ATMEL_UART_CTS | ATMEL_UART_RTS | |
58 | | ATMEL_UART_DTR | ATMEL_UART_DSR | ATMEL_UART_DCD | |
59 | | ATMEL_UART_RI); | |
60 | ||
61 | /* USART1 on ttyS2. (Rx, Tx, CTS, RTS) */ | |
62 | at91_register_uart(AT91SAM9260_ID_US1, 2, ATMEL_UART_CTS | ATMEL_UART_RTS); | |
63 | ||
64 | /* set serial console to ttyS0 (ie, DBGU) */ | |
65 | at91_set_serial_console(0); | |
66 | } | |
67 | ||
68 | static void __init ek_init_irq(void) | |
69 | { | |
70 | at91sam9260_init_interrupts(NULL); | |
71 | } | |
72 | ||
73 | ||
74 | /* | |
75 | * USB Host port | |
76 | */ | |
77 | static struct at91_usbh_data __initdata ek_usbh_data = { | |
78 | .ports = 2, | |
79 | }; | |
80 | ||
81 | /* | |
82 | * USB Device port | |
83 | */ | |
84 | static struct at91_udc_data __initdata ek_udc_data = { | |
85 | .vbus_pin = AT91_PIN_PC5, | |
86 | .pullup_pin = 0, /* pull-up driven by UDC */ | |
87 | }; | |
88 | ||
89 | ||
90 | /* | |
91 | * SPI devices. | |
92 | */ | |
93 | static struct spi_board_info ek_spi_devices[] = { | |
94 | #if !defined(CONFIG_MMC_AT91) | |
95 | { /* DataFlash chip */ | |
96 | .modalias = "mtd_dataflash", | |
97 | .chip_select = 1, | |
98 | .max_speed_hz = 15 * 1000 * 1000, | |
99 | .bus_num = 0, | |
100 | }, | |
101 | #if defined(CONFIG_MTD_AT91_DATAFLASH_CARD) | |
102 | { /* DataFlash card */ | |
103 | .modalias = "mtd_dataflash", | |
104 | .chip_select = 0, | |
105 | .max_speed_hz = 15 * 1000 * 1000, | |
106 | .bus_num = 0, | |
107 | }, | |
108 | #endif | |
109 | #endif | |
110 | }; | |
111 | ||
112 | ||
113 | /* | |
114 | * MACB Ethernet device | |
115 | */ | |
116 | static struct at91_eth_data __initdata ek_macb_data = { | |
117 | .phy_irq_pin = AT91_PIN_PA7, | |
118 | .is_rmii = 0, | |
119 | }; | |
120 | ||
121 | ||
122 | /* | |
123 | * NAND flash | |
124 | */ | |
125 | static struct mtd_partition __initdata ek_nand_partition[] = { | |
126 | { | |
127 | .name = "Bootloader Area", | |
128 | .offset = 0, | |
129 | .size = 10 * 1024 * 1024, | |
130 | }, | |
131 | { | |
132 | .name = "User Area", | |
133 | .offset = 10 * 1024 * 1024, | |
134 | .size = MTDPART_SIZ_FULL, | |
135 | }, | |
136 | }; | |
137 | ||
138 | static struct mtd_partition * __init nand_partitions(int size, int *num_partitions) | |
139 | { | |
140 | *num_partitions = ARRAY_SIZE(ek_nand_partition); | |
141 | return ek_nand_partition; | |
142 | } | |
143 | ||
3c3796cc | 144 | static struct atmel_nand_data __initdata ek_nand_data = { |
66dbfc6c AV |
145 | .ale = 21, |
146 | .cle = 22, | |
147 | // .det_pin = ... not connected | |
148 | .rdy_pin = AT91_PIN_PC13, | |
149 | .enable_pin = AT91_PIN_PC14, | |
150 | .partition_info = nand_partitions, | |
f6ed6f78 | 151 | #if defined(CONFIG_MTD_NAND_ATMEL_BUSWIDTH_16) |
66dbfc6c AV |
152 | .bus_width_16 = 1, |
153 | #else | |
154 | .bus_width_16 = 0, | |
155 | #endif | |
156 | }; | |
157 | ||
158 | ||
159 | /* | |
160 | * MCI (SD/MMC) | |
161 | */ | |
162 | static struct at91_mmc_data __initdata ek_mmc_data = { | |
163 | .slot_b = 1, | |
164 | .wire4 = 1, | |
165 | .det_pin = AT91_PIN_PC8, | |
166 | .wp_pin = AT91_PIN_PC4, | |
167 | // .vcc_pin = ... not connected | |
168 | }; | |
169 | ||
170 | static void __init ek_board_init(void) | |
171 | { | |
172 | /* Serial */ | |
173 | at91_add_device_serial(); | |
174 | /* USB Host */ | |
175 | at91_add_device_usbh(&ek_usbh_data); | |
176 | /* USB Device */ | |
177 | at91_add_device_udc(&ek_udc_data); | |
178 | /* SPI */ | |
179 | at91_add_device_spi(ek_spi_devices, ARRAY_SIZE(ek_spi_devices)); | |
180 | /* NAND */ | |
181 | at91_add_device_nand(&ek_nand_data); | |
182 | /* Ethernet */ | |
183 | at91_add_device_eth(&ek_macb_data); | |
184 | /* MMC */ | |
185 | at91_add_device_mmc(0, &ek_mmc_data); | |
186 | /* I2C */ | |
187 | at91_add_device_i2c(NULL, 0); | |
188 | } | |
189 | ||
190 | MACHINE_START(SAM9_L9260, "Olimex SAM9-L9260") | |
191 | /* Maintainer: Olimex */ | |
192 | .phys_io = AT91_BASE_SYS, | |
193 | .io_pg_offst = (AT91_VA_BASE_SYS >> 18) & 0xfffc, | |
194 | .boot_params = AT91_SDRAM_BASE + 0x100, | |
195 | .timer = &at91sam926x_timer, | |
196 | .map_io = ek_map_io, | |
197 | .init_irq = ek_init_irq, | |
198 | .init_machine = ek_board_init, | |
199 | MACHINE_END |