Commit | Line | Data |
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1da177e4 | 1 | /* |
dbdf9ced | 2 | * linux/arch/arm/mach-omap1/board-perseus2.c |
1da177e4 LT |
3 | * |
4 | * Modified from board-generic.c | |
5 | * | |
6 | * Original OMAP730 support by Jean Pihet <j-pihet@ti.com> | |
7 | * Updated for 2.6 by Kevin Hilman <kjh@hilman.org> | |
8 | * | |
9 | * This program is free software; you can redistribute it and/or modify | |
10 | * it under the terms of the GNU General Public License version 2 as | |
11 | * published by the Free Software Foundation. | |
12 | */ | |
13 | ||
14 | #include <linux/kernel.h> | |
15 | #include <linux/init.h> | |
d052d1be | 16 | #include <linux/platform_device.h> |
1da177e4 LT |
17 | #include <linux/delay.h> |
18 | #include <linux/mtd/mtd.h> | |
9b6553cd | 19 | #include <linux/mtd/nand.h> |
1da177e4 | 20 | #include <linux/mtd/partitions.h> |
9b6553cd | 21 | #include <linux/input.h> |
1da177e4 | 22 | |
a09e64fb | 23 | #include <mach/hardware.h> |
1da177e4 LT |
24 | #include <asm/mach-types.h> |
25 | #include <asm/mach/arch.h> | |
26 | #include <asm/mach/flash.h> | |
27 | #include <asm/mach/map.h> | |
28 | ||
ce491cf8 | 29 | #include <plat/tc.h> |
a09e64fb | 30 | #include <mach/gpio.h> |
ce491cf8 TL |
31 | #include <plat/mux.h> |
32 | #include <plat/fpga.h> | |
33 | #include <plat/nand.h> | |
34 | #include <plat/keypad.h> | |
35 | #include <plat/common.h> | |
36 | #include <plat/board.h> | |
1da177e4 | 37 | |
9b6553cd TL |
38 | static int p2_keymap[] = { |
39 | KEY(0,0,KEY_UP), | |
40 | KEY(0,1,KEY_RIGHT), | |
41 | KEY(0,2,KEY_LEFT), | |
42 | KEY(0,3,KEY_DOWN), | |
496bcb81 VK |
43 | KEY(0,4,KEY_ENTER), |
44 | KEY(1,0,KEY_F10), | |
9b6553cd TL |
45 | KEY(1,1,KEY_SEND), |
46 | KEY(1,2,KEY_END), | |
47 | KEY(1,3,KEY_VOLUMEDOWN), | |
48 | KEY(1,4,KEY_VOLUMEUP), | |
49 | KEY(1,5,KEY_RECORD), | |
496bcb81 | 50 | KEY(2,0,KEY_F9), |
9b6553cd TL |
51 | KEY(2,1,KEY_3), |
52 | KEY(2,2,KEY_6), | |
53 | KEY(2,3,KEY_9), | |
496bcb81 | 54 | KEY(2,4,KEY_KPDOT), |
9b6553cd TL |
55 | KEY(3,0,KEY_BACK), |
56 | KEY(3,1,KEY_2), | |
57 | KEY(3,2,KEY_5), | |
58 | KEY(3,3,KEY_8), | |
59 | KEY(3,4,KEY_0), | |
496bcb81 | 60 | KEY(3,5,KEY_KPSLASH), |
9b6553cd TL |
61 | KEY(4,0,KEY_HOME), |
62 | KEY(4,1,KEY_1), | |
63 | KEY(4,2,KEY_4), | |
64 | KEY(4,3,KEY_7), | |
496bcb81 | 65 | KEY(4,4,KEY_KPASTERISK), |
9b6553cd TL |
66 | KEY(4,5,KEY_POWER), |
67 | 0 | |
68 | }; | |
69 | ||
1da177e4 LT |
70 | static struct resource smc91x_resources[] = { |
71 | [0] = { | |
72 | .start = H2P2_DBG_FPGA_ETHR_START, /* Physical */ | |
73 | .end = H2P2_DBG_FPGA_ETHR_START + 0xf, | |
74 | .flags = IORESOURCE_MEM, | |
75 | }, | |
76 | [1] = { | |
372b1c32 | 77 | .start = INT_7XX_MPU_EXT_NIRQ, |
1da177e4 | 78 | .end = 0, |
e7b3dc7e | 79 | .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE, |
1da177e4 LT |
80 | }, |
81 | }; | |
82 | ||
9b6553cd | 83 | static struct mtd_partition nor_partitions[] = { |
1da177e4 LT |
84 | /* bootloader (U-Boot, etc) in first sector */ |
85 | { | |
86 | .name = "bootloader", | |
87 | .offset = 0, | |
88 | .size = SZ_128K, | |
89 | .mask_flags = MTD_WRITEABLE, /* force read-only */ | |
90 | }, | |
91 | /* bootloader params in the next sector */ | |
92 | { | |
93 | .name = "params", | |
94 | .offset = MTDPART_OFS_APPEND, | |
95 | .size = SZ_128K, | |
96 | .mask_flags = 0, | |
97 | }, | |
98 | /* kernel */ | |
99 | { | |
100 | .name = "kernel", | |
101 | .offset = MTDPART_OFS_APPEND, | |
102 | .size = SZ_2M, | |
103 | .mask_flags = 0 | |
104 | }, | |
105 | /* rest of flash is a file system */ | |
106 | { | |
107 | .name = "rootfs", | |
108 | .offset = MTDPART_OFS_APPEND, | |
109 | .size = MTDPART_SIZ_FULL, | |
110 | .mask_flags = 0 | |
111 | }, | |
112 | }; | |
113 | ||
9b6553cd | 114 | static struct flash_platform_data nor_data = { |
1da177e4 LT |
115 | .map_name = "cfi_probe", |
116 | .width = 2, | |
9b6553cd TL |
117 | .parts = nor_partitions, |
118 | .nr_parts = ARRAY_SIZE(nor_partitions), | |
1da177e4 LT |
119 | }; |
120 | ||
9b6553cd | 121 | static struct resource nor_resource = { |
7c38cf02 TL |
122 | .start = OMAP_CS0_PHYS, |
123 | .end = OMAP_CS0_PHYS + SZ_32M - 1, | |
1da177e4 LT |
124 | .flags = IORESOURCE_MEM, |
125 | }; | |
126 | ||
9b6553cd | 127 | static struct platform_device nor_device = { |
1da177e4 LT |
128 | .name = "omapflash", |
129 | .id = 0, | |
130 | .dev = { | |
9b6553cd TL |
131 | .platform_data = &nor_data, |
132 | }, | |
133 | .num_resources = 1, | |
134 | .resource = &nor_resource, | |
135 | }; | |
136 | ||
78be6325 | 137 | static struct omap_nand_platform_data nand_data = { |
9b6553cd TL |
138 | .options = NAND_SAMSUNG_LP_OPTIONS, |
139 | }; | |
140 | ||
141 | static struct resource nand_resource = { | |
142 | .start = OMAP_CS3_PHYS, | |
143 | .end = OMAP_CS3_PHYS + SZ_4K - 1, | |
144 | .flags = IORESOURCE_MEM, | |
145 | }; | |
146 | ||
147 | static struct platform_device nand_device = { | |
148 | .name = "omapnand", | |
149 | .id = 0, | |
150 | .dev = { | |
151 | .platform_data = &nand_data, | |
1da177e4 LT |
152 | }, |
153 | .num_resources = 1, | |
9b6553cd | 154 | .resource = &nand_resource, |
1da177e4 LT |
155 | }; |
156 | ||
157 | static struct platform_device smc91x_device = { | |
158 | .name = "smc91x", | |
159 | .id = 0, | |
160 | .num_resources = ARRAY_SIZE(smc91x_resources), | |
161 | .resource = smc91x_resources, | |
162 | }; | |
163 | ||
9b6553cd TL |
164 | static struct resource kp_resources[] = { |
165 | [0] = { | |
372b1c32 AB |
166 | .start = INT_7XX_MPUIO_KEYPAD, |
167 | .end = INT_7XX_MPUIO_KEYPAD, | |
9b6553cd TL |
168 | .flags = IORESOURCE_IRQ, |
169 | }, | |
170 | }; | |
171 | ||
172 | static struct omap_kp_platform_data kp_data = { | |
4d24607b KS |
173 | .rows = 8, |
174 | .cols = 8, | |
175 | .keymap = p2_keymap, | |
176 | .keymapsize = ARRAY_SIZE(p2_keymap), | |
177 | .delay = 4, | |
178 | .dbounce = 1, | |
9b6553cd TL |
179 | }; |
180 | ||
181 | static struct platform_device kp_device = { | |
182 | .name = "omap-keypad", | |
183 | .id = -1, | |
184 | .dev = { | |
185 | .platform_data = &kp_data, | |
186 | }, | |
187 | .num_resources = ARRAY_SIZE(kp_resources), | |
188 | .resource = kp_resources, | |
189 | }; | |
190 | ||
191 | static struct platform_device lcd_device = { | |
192 | .name = "lcd_p2", | |
193 | .id = -1, | |
194 | }; | |
195 | ||
1da177e4 | 196 | static struct platform_device *devices[] __initdata = { |
9b6553cd TL |
197 | &nor_device, |
198 | &nand_device, | |
1da177e4 | 199 | &smc91x_device, |
9b6553cd TL |
200 | &kp_device, |
201 | &lcd_device, | |
1da177e4 LT |
202 | }; |
203 | ||
9b6553cd TL |
204 | #define P2_NAND_RB_GPIO_PIN 62 |
205 | ||
78be6325 | 206 | static int nand_dev_ready(struct omap_nand_platform_data *data) |
9b6553cd | 207 | { |
0b84b5ca | 208 | return gpio_get_value(P2_NAND_RB_GPIO_PIN); |
9b6553cd TL |
209 | } |
210 | ||
3179a019 | 211 | static struct omap_lcd_config perseus2_lcd_config __initdata = { |
3179a019 TL |
212 | .ctrl_name = "internal", |
213 | }; | |
214 | ||
e27a93a9 | 215 | static struct omap_board_config_kernel perseus2_config[] __initdata = { |
3179a019 TL |
216 | { OMAP_TAG_LCD, &perseus2_lcd_config }, |
217 | }; | |
218 | ||
1da177e4 LT |
219 | static void __init omap_perseus2_init(void) |
220 | { | |
f2d18fea JN |
221 | if (gpio_request(P2_NAND_RB_GPIO_PIN, "NAND ready") < 0) |
222 | BUG(); | |
223 | nand_data.dev_ready = nand_dev_ready; | |
9b6553cd TL |
224 | |
225 | omap_cfg_reg(L3_1610_FLASH_CS2B_OE); | |
226 | omap_cfg_reg(M8_1610_FLASH_CS2B_WE); | |
227 | ||
228 | platform_add_devices(devices, ARRAY_SIZE(devices)); | |
3179a019 TL |
229 | |
230 | omap_board_config = perseus2_config; | |
231 | omap_board_config_size = ARRAY_SIZE(perseus2_config); | |
232 | omap_serial_init(); | |
1ed16a86 | 233 | omap_register_i2c_bus(1, 100, NULL, 0); |
1da177e4 LT |
234 | } |
235 | ||
236 | static void __init perseus2_init_smc91x(void) | |
237 | { | |
238 | fpga_write(1, H2P2_DBG_FPGA_LAN_RESET); | |
239 | mdelay(50); | |
240 | fpga_write(fpga_read(H2P2_DBG_FPGA_LAN_RESET) & ~1, | |
241 | H2P2_DBG_FPGA_LAN_RESET); | |
242 | mdelay(50); | |
243 | } | |
244 | ||
277d58ef | 245 | static void __init omap_perseus2_init_irq(void) |
1da177e4 | 246 | { |
87bd63f6 | 247 | omap1_init_common_hw(); |
1da177e4 LT |
248 | omap_init_irq(); |
249 | omap_gpio_init(); | |
250 | perseus2_init_smc91x(); | |
251 | } | |
1da177e4 LT |
252 | /* Only FPGA needs to be mapped here. All others are done with ioremap */ |
253 | static struct map_desc omap_perseus2_io_desc[] __initdata = { | |
9fe133b1 DS |
254 | { |
255 | .virtual = H2P2_DBG_FPGA_BASE, | |
256 | .pfn = __phys_to_pfn(H2P2_DBG_FPGA_START), | |
257 | .length = H2P2_DBG_FPGA_SIZE, | |
258 | .type = MT_DEVICE | |
259 | } | |
1da177e4 LT |
260 | }; |
261 | ||
262 | static void __init omap_perseus2_map_io(void) | |
263 | { | |
87bd63f6 | 264 | omap1_map_common_io(); |
1da177e4 LT |
265 | iotable_init(omap_perseus2_io_desc, |
266 | ARRAY_SIZE(omap_perseus2_io_desc)); | |
267 | ||
268 | /* Early, board-dependent init */ | |
269 | ||
270 | /* | |
271 | * Hold GSM Reset until needed | |
272 | */ | |
b51988db | 273 | omap_writew(omap_readw(OMAP7XX_DSP_M_CTL) & ~1, OMAP7XX_DSP_M_CTL); |
1da177e4 LT |
274 | |
275 | /* | |
276 | * UARTs -> done automagically by 8250 driver | |
277 | */ | |
278 | ||
279 | /* | |
280 | * CSx timings, GPIO Mux ... setup | |
281 | */ | |
282 | ||
283 | /* Flash: CS0 timings setup */ | |
b51988db AB |
284 | omap_writel(0x0000fff3, OMAP7XX_FLASH_CFG_0); |
285 | omap_writel(0x00000088, OMAP7XX_FLASH_ACFG_0); | |
1da177e4 LT |
286 | |
287 | /* | |
93b1fae4 | 288 | * Ethernet support through the debug board |
1da177e4 LT |
289 | * CS1 timings setup |
290 | */ | |
b51988db AB |
291 | omap_writel(0x0000fff3, OMAP7XX_FLASH_CFG_1); |
292 | omap_writel(0x00000000, OMAP7XX_FLASH_ACFG_1); | |
1da177e4 LT |
293 | |
294 | /* | |
295 | * Configure MPU_EXT_NIRQ IO in IO_CONF9 register, | |
296 | * It is used as the Ethernet controller interrupt | |
297 | */ | |
b51988db | 298 | omap_writel(omap_readl(OMAP7XX_IO_CONF_9) & 0x1FFFFFFF, OMAP7XX_IO_CONF_9); |
1da177e4 LT |
299 | } |
300 | ||
301 | MACHINE_START(OMAP_PERSEUS2, "OMAP730 Perseus2") | |
e9dea0c6 | 302 | /* Maintainer: Kevin Hilman <kjh@hilman.org> */ |
e9dea0c6 RK |
303 | .phys_io = 0xfff00000, |
304 | .io_pg_offst = ((0xfef00000) >> 18) & 0xfffc, | |
305 | .boot_params = 0x10000100, | |
306 | .map_io = omap_perseus2_map_io, | |
307 | .init_irq = omap_perseus2_init_irq, | |
308 | .init_machine = omap_perseus2_init, | |
1da177e4 LT |
309 | .timer = &omap_timer, |
310 | MACHINE_END |