Commit | Line | Data |
---|---|---|
82cb8654 JH |
1 | /* |
2 | * board-rsi-ews.c | |
3 | * | |
4 | * Copyright (C) | |
5 | * 2005 SAN People, | |
6 | * 2008-2011 R-S-I Elektrotechnik GmbH & Co. KG | |
7 | * | |
8 | * Licensed under GPLv2 or later. | |
9 | */ | |
10 | ||
11 | #include <linux/types.h> | |
12 | #include <linux/init.h> | |
13 | #include <linux/mm.h> | |
14 | #include <linux/module.h> | |
15 | #include <linux/platform_device.h> | |
16 | #include <linux/spi/spi.h> | |
17 | #include <linux/mtd/physmap.h> | |
18 | ||
19 | #include <asm/setup.h> | |
20 | #include <asm/mach-types.h> | |
21 | #include <asm/irq.h> | |
22 | ||
23 | #include <asm/mach/arch.h> | |
24 | #include <asm/mach/map.h> | |
25 | #include <asm/mach/irq.h> | |
26 | ||
27 | #include <mach/hardware.h> | |
82cb8654 JH |
28 | |
29 | #include <linux/gpio.h> | |
30 | ||
a510b9ba | 31 | #include "at91_aic.h" |
43d2f532 | 32 | #include "board.h" |
82cb8654 JH |
33 | #include "generic.h" |
34 | ||
35 | static void __init rsi_ews_init_early(void) | |
36 | { | |
37 | /* Initialize processor: 18.432 MHz crystal */ | |
38 | at91_initialize(18432000); | |
82cb8654 JH |
39 | } |
40 | ||
41 | /* | |
42 | * Ethernet | |
43 | */ | |
84e0cdb0 | 44 | static struct macb_platform_data rsi_ews_eth_data __initdata = { |
82cb8654 JH |
45 | .phy_irq_pin = AT91_PIN_PC4, |
46 | .is_rmii = 1, | |
47 | }; | |
48 | ||
49 | /* | |
50 | * USB Host | |
51 | */ | |
52 | static struct at91_usbh_data rsi_ews_usbh_data __initdata = { | |
53 | .ports = 1, | |
63b4c296 JCPV |
54 | .vbus_pin = {-EINVAL, -EINVAL}, |
55 | .overcurrent_pin= {-EINVAL, -EINVAL}, | |
82cb8654 JH |
56 | }; |
57 | ||
58 | /* | |
59 | * SD/MC | |
60 | */ | |
4cf3326a LD |
61 | static struct mci_platform_data __initdata rsi_ews_mci0_data = { |
62 | .slot[0] = { | |
63 | .bus_width = 4, | |
64 | .detect_pin = AT91_PIN_PB27, | |
65 | .wp_pin = AT91_PIN_PB29, | |
66 | }, | |
82cb8654 JH |
67 | }; |
68 | ||
69 | /* | |
70 | * I2C | |
71 | */ | |
72 | static struct i2c_board_info rsi_ews_i2c_devices[] __initdata = { | |
73 | { | |
74 | I2C_BOARD_INFO("ds1337", 0x68), | |
75 | }, | |
76 | { | |
77 | I2C_BOARD_INFO("24c01", 0x50), | |
78 | } | |
79 | }; | |
80 | ||
81 | /* | |
82 | * LEDs | |
83 | */ | |
84 | static struct gpio_led rsi_ews_leds[] = { | |
85 | { | |
86 | .name = "led0", | |
87 | .gpio = AT91_PIN_PB6, | |
88 | .active_low = 0, | |
89 | }, | |
90 | { | |
91 | .name = "led1", | |
92 | .gpio = AT91_PIN_PB7, | |
93 | .active_low = 0, | |
94 | }, | |
95 | { | |
96 | .name = "led2", | |
97 | .gpio = AT91_PIN_PB8, | |
98 | .active_low = 0, | |
99 | }, | |
100 | { | |
101 | .name = "led3", | |
102 | .gpio = AT91_PIN_PB9, | |
103 | .active_low = 0, | |
104 | }, | |
105 | }; | |
106 | ||
107 | /* | |
108 | * DataFlash | |
109 | */ | |
110 | static struct spi_board_info rsi_ews_spi_devices[] = { | |
111 | { /* DataFlash chip 1*/ | |
112 | .modalias = "mtd_dataflash", | |
113 | .chip_select = 0, | |
114 | .max_speed_hz = 5 * 1000 * 1000, | |
115 | }, | |
116 | { /* DataFlash chip 2*/ | |
117 | .modalias = "mtd_dataflash", | |
118 | .chip_select = 1, | |
119 | .max_speed_hz = 5 * 1000 * 1000, | |
120 | }, | |
121 | }; | |
122 | ||
123 | /* | |
124 | * NOR flash | |
125 | */ | |
126 | static struct mtd_partition rsiews_nor_partitions[] = { | |
127 | { | |
128 | .name = "boot", | |
129 | .offset = 0, | |
130 | .size = 3 * SZ_128K, | |
131 | .mask_flags = MTD_WRITEABLE | |
132 | }, | |
133 | { | |
134 | .name = "kernel", | |
135 | .offset = MTDPART_OFS_NXTBLK, | |
136 | .size = SZ_2M - (3 * SZ_128K) | |
137 | }, | |
138 | { | |
139 | .name = "root", | |
140 | .offset = MTDPART_OFS_NXTBLK, | |
141 | .size = SZ_8M | |
142 | }, | |
143 | { | |
144 | .name = "kernelupd", | |
145 | .offset = MTDPART_OFS_NXTBLK, | |
146 | .size = 3 * SZ_512K, | |
147 | .mask_flags = MTD_WRITEABLE | |
148 | }, | |
149 | { | |
150 | .name = "rootupd", | |
151 | .offset = MTDPART_OFS_NXTBLK, | |
152 | .size = 9 * SZ_512K, | |
153 | .mask_flags = MTD_WRITEABLE | |
154 | }, | |
155 | }; | |
156 | ||
157 | static struct physmap_flash_data rsiews_nor_data = { | |
158 | .width = 2, | |
159 | .parts = rsiews_nor_partitions, | |
160 | .nr_parts = ARRAY_SIZE(rsiews_nor_partitions), | |
161 | }; | |
162 | ||
163 | #define NOR_BASE AT91_CHIPSELECT_0 | |
164 | #define NOR_SIZE SZ_16M | |
165 | ||
166 | static struct resource nor_flash_resources[] = { | |
167 | { | |
168 | .start = NOR_BASE, | |
169 | .end = NOR_BASE + NOR_SIZE - 1, | |
170 | .flags = IORESOURCE_MEM, | |
171 | } | |
172 | }; | |
173 | ||
174 | static struct platform_device rsiews_nor_flash = { | |
175 | .name = "physmap-flash", | |
176 | .id = 0, | |
177 | .dev = { | |
178 | .platform_data = &rsiews_nor_data, | |
179 | }, | |
180 | .resource = nor_flash_resources, | |
181 | .num_resources = ARRAY_SIZE(nor_flash_resources), | |
182 | }; | |
183 | ||
184 | /* | |
185 | * Init Func | |
186 | */ | |
187 | static void __init rsi_ews_board_init(void) | |
188 | { | |
189 | /* Serial */ | |
71b149b3 JCPV |
190 | /* DBGU on ttyS0. (Rx & Tx only) */ |
191 | /* This one is for debugging */ | |
192 | at91_register_uart(0, 0, 0); | |
193 | ||
194 | /* USART1 on ttyS2. (Rx, Tx, CTS, RTS, DTR, DSR, DCD, RI) */ | |
195 | /* Dialin/-out modem interface */ | |
196 | at91_register_uart(AT91RM9200_ID_US1, 2, ATMEL_UART_CTS | ATMEL_UART_RTS | |
197 | | ATMEL_UART_DTR | ATMEL_UART_DSR | ATMEL_UART_DCD | |
198 | | ATMEL_UART_RI); | |
199 | ||
200 | /* USART3 on ttyS4. (Rx, Tx, RTS) */ | |
201 | /* RS485 communication */ | |
202 | at91_register_uart(AT91RM9200_ID_US3, 4, ATMEL_UART_RTS); | |
82cb8654 JH |
203 | at91_add_device_serial(); |
204 | at91_set_gpio_output(AT91_PIN_PA21, 0); | |
205 | /* Ethernet */ | |
206 | at91_add_device_eth(&rsi_ews_eth_data); | |
207 | /* USB Host */ | |
208 | at91_add_device_usbh(&rsi_ews_usbh_data); | |
209 | /* I2C */ | |
210 | at91_add_device_i2c(rsi_ews_i2c_devices, | |
211 | ARRAY_SIZE(rsi_ews_i2c_devices)); | |
212 | /* SPI */ | |
213 | at91_add_device_spi(rsi_ews_spi_devices, | |
214 | ARRAY_SIZE(rsi_ews_spi_devices)); | |
215 | /* MMC */ | |
4cf3326a | 216 | at91_add_device_mci(0, &rsi_ews_mci0_data); |
82cb8654 JH |
217 | /* NOR Flash */ |
218 | platform_device_register(&rsiews_nor_flash); | |
219 | /* LEDs */ | |
220 | at91_gpio_leds(rsi_ews_leds, ARRAY_SIZE(rsi_ews_leds)); | |
221 | } | |
222 | ||
223 | MACHINE_START(RSI_EWS, "RSI EWS") | |
224 | /* Maintainer: Josef Holzmayr <holzmayr@rsi-elektrotechnik.de> */ | |
6bb27d73 | 225 | .init_time = at91rm9200_timer_init, |
82cb8654 | 226 | .map_io = at91_map_io, |
3e135466 | 227 | .handle_irq = at91_aic_handle_irq, |
82cb8654 JH |
228 | .init_early = rsi_ews_init_early, |
229 | .init_irq = at91_init_irq_default, | |
230 | .init_machine = rsi_ews_board_init, | |
231 | MACHINE_END |