Commit | Line | Data |
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1da177e4 | 1 | /* |
dbdf9ced | 2 | * linux/arch/arm/mach-omap1/board-innovator.c |
1da177e4 LT |
3 | * |
4 | * Board specific inits for OMAP-1510 and OMAP-1610 Innovator | |
5 | * | |
6 | * Copyright (C) 2001 RidgeRun, Inc. | |
7 | * Author: Greg Lonnon <glonnon@ridgerun.com> | |
8 | * | |
9 | * Copyright (C) 2002 MontaVista Software, Inc. | |
10 | * | |
11 | * Separated FPGA interrupts from innovator1510.c and cleaned up for 2.6 | |
12 | * Copyright (C) 2004 Nokia Corporation by Tony Lindrgen <tony@atomide.com> | |
13 | * | |
14 | * This program is free software; you can redistribute it and/or modify | |
15 | * it under the terms of the GNU General Public License version 2 as | |
16 | * published by the Free Software Foundation. | |
17 | */ | |
18 | ||
19 | #include <linux/kernel.h> | |
20 | #include <linux/init.h> | |
d052d1be | 21 | #include <linux/platform_device.h> |
1da177e4 LT |
22 | #include <linux/delay.h> |
23 | #include <linux/mtd/mtd.h> | |
24 | #include <linux/mtd/partitions.h> | |
9b6553cd | 25 | #include <linux/input.h> |
1da177e4 | 26 | |
a09e64fb | 27 | #include <mach/hardware.h> |
1da177e4 LT |
28 | #include <asm/mach-types.h> |
29 | #include <asm/mach/arch.h> | |
30 | #include <asm/mach/flash.h> | |
31 | #include <asm/mach/map.h> | |
32 | ||
ce491cf8 TL |
33 | #include <plat/mux.h> |
34 | #include <plat/fpga.h> | |
a09e64fb | 35 | #include <mach/gpio.h> |
ce491cf8 TL |
36 | #include <plat/tc.h> |
37 | #include <plat/usb.h> | |
38 | #include <plat/keypad.h> | |
39 | #include <plat/common.h> | |
40 | #include <plat/mmc.h> | |
1da177e4 | 41 | |
278267be TL |
42 | /* At OMAP1610 Innovator the Ethernet is directly connected to CS1 */ |
43 | #define INNOVATOR1610_ETHR_START 0x04000300 | |
44 | ||
9b6553cd TL |
45 | static int innovator_keymap[] = { |
46 | KEY(0, 0, KEY_F1), | |
47 | KEY(0, 3, KEY_DOWN), | |
48 | KEY(1, 1, KEY_F2), | |
49 | KEY(1, 2, KEY_RIGHT), | |
50 | KEY(2, 0, KEY_F3), | |
51 | KEY(2, 1, KEY_F4), | |
52 | KEY(2, 2, KEY_UP), | |
53 | KEY(3, 2, KEY_ENTER), | |
54 | KEY(3, 3, KEY_LEFT), | |
55 | 0 | |
56 | }; | |
57 | ||
1da177e4 LT |
58 | static struct mtd_partition innovator_partitions[] = { |
59 | /* bootloader (U-Boot, etc) in first sector */ | |
60 | { | |
61 | .name = "bootloader", | |
62 | .offset = 0, | |
63 | .size = SZ_128K, | |
64 | .mask_flags = MTD_WRITEABLE, /* force read-only */ | |
65 | }, | |
66 | /* bootloader params in the next sector */ | |
67 | { | |
68 | .name = "params", | |
69 | .offset = MTDPART_OFS_APPEND, | |
70 | .size = SZ_128K, | |
71 | .mask_flags = 0, | |
72 | }, | |
73 | /* kernel */ | |
74 | { | |
75 | .name = "kernel", | |
76 | .offset = MTDPART_OFS_APPEND, | |
77 | .size = SZ_2M, | |
78 | .mask_flags = 0 | |
79 | }, | |
80 | /* rest of flash1 is a file system */ | |
81 | { | |
82 | .name = "rootfs", | |
83 | .offset = MTDPART_OFS_APPEND, | |
84 | .size = SZ_16M - SZ_2M - 2 * SZ_128K, | |
85 | .mask_flags = 0 | |
86 | }, | |
87 | /* file system */ | |
88 | { | |
89 | .name = "filesystem", | |
90 | .offset = MTDPART_OFS_APPEND, | |
91 | .size = MTDPART_SIZ_FULL, | |
92 | .mask_flags = 0 | |
93 | } | |
94 | }; | |
95 | ||
96 | static struct flash_platform_data innovator_flash_data = { | |
97 | .map_name = "cfi_probe", | |
98 | .width = 2, | |
99 | .parts = innovator_partitions, | |
100 | .nr_parts = ARRAY_SIZE(innovator_partitions), | |
101 | }; | |
102 | ||
103 | static struct resource innovator_flash_resource = { | |
104 | .start = OMAP_CS0_PHYS, | |
105 | .end = OMAP_CS0_PHYS + SZ_32M - 1, | |
106 | .flags = IORESOURCE_MEM, | |
107 | }; | |
108 | ||
109 | static struct platform_device innovator_flash_device = { | |
110 | .name = "omapflash", | |
111 | .id = 0, | |
112 | .dev = { | |
113 | .platform_data = &innovator_flash_data, | |
114 | }, | |
115 | .num_resources = 1, | |
116 | .resource = &innovator_flash_resource, | |
117 | }; | |
118 | ||
9b6553cd TL |
119 | static struct resource innovator_kp_resources[] = { |
120 | [0] = { | |
121 | .start = INT_KEYBOARD, | |
122 | .end = INT_KEYBOARD, | |
123 | .flags = IORESOURCE_IRQ, | |
124 | }, | |
125 | }; | |
126 | ||
127 | static struct omap_kp_platform_data innovator_kp_data = { | |
4d24607b KS |
128 | .rows = 8, |
129 | .cols = 8, | |
130 | .keymap = innovator_keymap, | |
131 | .keymapsize = ARRAY_SIZE(innovator_keymap), | |
132 | .delay = 4, | |
9b6553cd TL |
133 | }; |
134 | ||
135 | static struct platform_device innovator_kp_device = { | |
136 | .name = "omap-keypad", | |
137 | .id = -1, | |
138 | .dev = { | |
139 | .platform_data = &innovator_kp_data, | |
140 | }, | |
141 | .num_resources = ARRAY_SIZE(innovator_kp_resources), | |
142 | .resource = innovator_kp_resources, | |
143 | }; | |
144 | ||
145 | ||
3179a019 | 146 | #ifdef CONFIG_ARCH_OMAP15XX |
1da177e4 | 147 | |
c15e5d10 DB |
148 | #include <linux/spi/spi.h> |
149 | #include <linux/spi/ads7846.h> | |
150 | ||
151 | ||
1da177e4 LT |
152 | /* Only FPGA needs to be mapped here. All others are done with ioremap */ |
153 | static struct map_desc innovator1510_io_desc[] __initdata = { | |
9fe133b1 DS |
154 | { |
155 | .virtual = OMAP1510_FPGA_BASE, | |
156 | .pfn = __phys_to_pfn(OMAP1510_FPGA_START), | |
157 | .length = OMAP1510_FPGA_SIZE, | |
158 | .type = MT_DEVICE | |
159 | } | |
1da177e4 LT |
160 | }; |
161 | ||
162 | static struct resource innovator1510_smc91x_resources[] = { | |
163 | [0] = { | |
164 | .start = OMAP1510_FPGA_ETHR_START, /* Physical */ | |
165 | .end = OMAP1510_FPGA_ETHR_START + 0xf, | |
166 | .flags = IORESOURCE_MEM, | |
167 | }, | |
168 | [1] = { | |
169 | .start = OMAP1510_INT_ETHER, | |
170 | .end = OMAP1510_INT_ETHER, | |
e7b3dc7e | 171 | .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE, |
1da177e4 LT |
172 | }, |
173 | }; | |
174 | ||
175 | static struct platform_device innovator1510_smc91x_device = { | |
176 | .name = "smc91x", | |
177 | .id = 0, | |
178 | .num_resources = ARRAY_SIZE(innovator1510_smc91x_resources), | |
179 | .resource = innovator1510_smc91x_resources, | |
180 | }; | |
181 | ||
9b6553cd TL |
182 | static struct platform_device innovator1510_lcd_device = { |
183 | .name = "lcd_inn1510", | |
184 | .id = -1, | |
185 | }; | |
186 | ||
c15e5d10 DB |
187 | static struct platform_device innovator1510_spi_device = { |
188 | .name = "spi_inn1510", | |
189 | .id = -1, | |
190 | }; | |
191 | ||
1da177e4 LT |
192 | static struct platform_device *innovator1510_devices[] __initdata = { |
193 | &innovator_flash_device, | |
194 | &innovator1510_smc91x_device, | |
9b6553cd TL |
195 | &innovator_kp_device, |
196 | &innovator1510_lcd_device, | |
c15e5d10 | 197 | &innovator1510_spi_device, |
1da177e4 LT |
198 | }; |
199 | ||
c15e5d10 DB |
200 | static int innovator_get_pendown_state(void) |
201 | { | |
202 | return !(fpga_read(OMAP1510_FPGA_TOUCHSCREEN) & (1 << 5)); | |
203 | } | |
204 | ||
205 | static const struct ads7846_platform_data innovator1510_ts_info = { | |
206 | .model = 7846, | |
207 | .vref_delay_usecs = 100, /* internal, no capacitor */ | |
208 | .x_plate_ohms = 419, | |
209 | .y_plate_ohms = 486, | |
210 | .get_pendown_state = innovator_get_pendown_state, | |
211 | }; | |
212 | ||
213 | static struct spi_board_info __initdata innovator1510_boardinfo[] = { { | |
214 | /* FPGA (bus "10") CS0 has an ads7846e */ | |
215 | .modalias = "ads7846", | |
216 | .platform_data = &innovator1510_ts_info, | |
217 | .irq = OMAP1510_INT_FPGA_TS, | |
218 | .max_speed_hz = 120000 /* max sample rate at 3V */ | |
219 | * 26 /* command + data + overhead */, | |
220 | .bus_num = 10, | |
221 | .chip_select = 0, | |
222 | } }; | |
223 | ||
3179a019 | 224 | #endif /* CONFIG_ARCH_OMAP15XX */ |
1da177e4 LT |
225 | |
226 | #ifdef CONFIG_ARCH_OMAP16XX | |
227 | ||
228 | static struct resource innovator1610_smc91x_resources[] = { | |
229 | [0] = { | |
230 | .start = INNOVATOR1610_ETHR_START, /* Physical */ | |
231 | .end = INNOVATOR1610_ETHR_START + 0xf, | |
232 | .flags = IORESOURCE_MEM, | |
233 | }, | |
234 | [1] = { | |
235 | .start = OMAP_GPIO_IRQ(0), | |
236 | .end = OMAP_GPIO_IRQ(0), | |
e7b3dc7e | 237 | .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWEDGE, |
1da177e4 LT |
238 | }, |
239 | }; | |
240 | ||
241 | static struct platform_device innovator1610_smc91x_device = { | |
242 | .name = "smc91x", | |
243 | .id = 0, | |
244 | .num_resources = ARRAY_SIZE(innovator1610_smc91x_resources), | |
245 | .resource = innovator1610_smc91x_resources, | |
246 | }; | |
247 | ||
9b6553cd TL |
248 | static struct platform_device innovator1610_lcd_device = { |
249 | .name = "inn1610_lcd", | |
250 | .id = -1, | |
251 | }; | |
252 | ||
1da177e4 LT |
253 | static struct platform_device *innovator1610_devices[] __initdata = { |
254 | &innovator_flash_device, | |
255 | &innovator1610_smc91x_device, | |
9b6553cd TL |
256 | &innovator_kp_device, |
257 | &innovator1610_lcd_device, | |
1da177e4 LT |
258 | }; |
259 | ||
260 | #endif /* CONFIG_ARCH_OMAP16XX */ | |
261 | ||
262 | static void __init innovator_init_smc91x(void) | |
263 | { | |
264 | if (cpu_is_omap1510()) { | |
265 | fpga_write(fpga_read(OMAP1510_FPGA_RST) & ~1, | |
266 | OMAP1510_FPGA_RST); | |
267 | udelay(750); | |
268 | } else { | |
f2d18fea | 269 | if (gpio_request(0, "SMC91x irq") < 0) { |
1da177e4 LT |
270 | printk("Error requesting gpio 0 for smc91x irq\n"); |
271 | return; | |
272 | } | |
1da177e4 LT |
273 | } |
274 | } | |
275 | ||
277d58ef | 276 | static void __init innovator_init_irq(void) |
1da177e4 | 277 | { |
87bd63f6 | 278 | omap1_init_common_hw(); |
1da177e4 LT |
279 | omap_init_irq(); |
280 | omap_gpio_init(); | |
3179a019 | 281 | #ifdef CONFIG_ARCH_OMAP15XX |
1da177e4 LT |
282 | if (cpu_is_omap1510()) { |
283 | omap1510_fpga_init_irq(); | |
284 | } | |
285 | #endif | |
286 | innovator_init_smc91x(); | |
287 | } | |
288 | ||
3179a019 | 289 | #ifdef CONFIG_ARCH_OMAP15XX |
1da177e4 LT |
290 | static struct omap_usb_config innovator1510_usb_config __initdata = { |
291 | /* for bundled non-standard host and peripheral cables */ | |
292 | .hmc_mode = 4, | |
293 | ||
294 | .register_host = 1, | |
295 | .pins[1] = 6, | |
296 | .pins[2] = 6, /* Conflicts with UART2 */ | |
297 | ||
298 | .register_dev = 1, | |
299 | .pins[0] = 2, | |
300 | }; | |
3179a019 TL |
301 | |
302 | static struct omap_lcd_config innovator1510_lcd_config __initdata = { | |
3179a019 TL |
303 | .ctrl_name = "internal", |
304 | }; | |
1da177e4 LT |
305 | #endif |
306 | ||
307 | #ifdef CONFIG_ARCH_OMAP16XX | |
308 | static struct omap_usb_config h2_usb_config __initdata = { | |
309 | /* usb1 has a Mini-AB port and external isp1301 transceiver */ | |
310 | .otg = 2, | |
311 | ||
312 | #ifdef CONFIG_USB_GADGET_OMAP | |
6e2d4107 DC |
313 | .hmc_mode = 19, /* 0:host(off) 1:dev|otg 2:disabled */ |
314 | /* .hmc_mode = 21,*/ /* 0:host(off) 1:dev(loopback) 2:host(loopback) */ | |
1da177e4 LT |
315 | #elif defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE) |
316 | /* NONSTANDARD CABLE NEEDED (B-to-Mini-B) */ | |
6e2d4107 | 317 | .hmc_mode = 20, /* 1:dev|otg(off) 1:host 2:disabled */ |
1da177e4 LT |
318 | #endif |
319 | ||
320 | .pins[1] = 3, | |
321 | }; | |
3179a019 TL |
322 | |
323 | static struct omap_lcd_config innovator1610_lcd_config __initdata = { | |
3179a019 TL |
324 | .ctrl_name = "internal", |
325 | }; | |
1da177e4 LT |
326 | #endif |
327 | ||
d8874665 TL |
328 | #if defined(CONFIG_MMC_OMAP) || defined(CONFIG_MMC_OMAP_MODULE) |
329 | ||
330 | static int mmc_set_power(struct device *dev, int slot, int power_on, | |
331 | int vdd) | |
332 | { | |
333 | if (power_on) | |
334 | fpga_write(fpga_read(OMAP1510_FPGA_POWER) | (1 << 3), | |
335 | OMAP1510_FPGA_POWER); | |
336 | else | |
337 | fpga_write(fpga_read(OMAP1510_FPGA_POWER) & ~(1 << 3), | |
338 | OMAP1510_FPGA_POWER); | |
339 | ||
340 | return 0; | |
341 | } | |
342 | ||
343 | /* | |
344 | * Innovator could use the following functions tested: | |
345 | * - mmc_get_wp that uses OMAP_MPUIO(3) | |
346 | * - mmc_get_cover_state that uses FPGA F4 UIO43 | |
347 | */ | |
348 | static struct omap_mmc_platform_data mmc1_data = { | |
349 | .nr_slots = 1, | |
350 | .slots[0] = { | |
351 | .set_power = mmc_set_power, | |
90c62bf0 | 352 | .wires = 4, |
d8874665 | 353 | .name = "mmcblk", |
7c38cf02 TL |
354 | }, |
355 | }; | |
356 | ||
d8874665 TL |
357 | static struct omap_mmc_platform_data *mmc_data[OMAP16XX_NR_MMC]; |
358 | ||
359 | void __init innovator_mmc_init(void) | |
360 | { | |
361 | mmc_data[0] = &mmc1_data; | |
362 | omap1_init_mmc(mmc_data, OMAP15XX_NR_MMC); | |
363 | } | |
364 | ||
365 | #else | |
366 | static inline void innovator_mmc_init(void) | |
367 | { | |
368 | } | |
369 | #endif | |
370 | ||
1da177e4 | 371 | static struct omap_board_config_kernel innovator_config[] = { |
3179a019 | 372 | { OMAP_TAG_LCD, NULL }, |
1da177e4 LT |
373 | }; |
374 | ||
375 | static void __init innovator_init(void) | |
376 | { | |
3179a019 | 377 | #ifdef CONFIG_ARCH_OMAP15XX |
1da177e4 | 378 | if (cpu_is_omap1510()) { |
c33da3a8 JK |
379 | unsigned char reg; |
380 | ||
381 | /* mux pins for uarts */ | |
382 | omap_cfg_reg(UART1_TX); | |
383 | omap_cfg_reg(UART1_RTS); | |
384 | omap_cfg_reg(UART2_TX); | |
385 | omap_cfg_reg(UART2_RTS); | |
386 | omap_cfg_reg(UART3_TX); | |
387 | omap_cfg_reg(UART3_RX); | |
388 | ||
389 | reg = fpga_read(OMAP1510_FPGA_POWER); | |
390 | reg |= OMAP1510_FPGA_PCR_COM1_EN; | |
391 | fpga_write(reg, OMAP1510_FPGA_POWER); | |
392 | udelay(10); | |
393 | ||
394 | reg = fpga_read(OMAP1510_FPGA_POWER); | |
395 | reg |= OMAP1510_FPGA_PCR_COM2_EN; | |
396 | fpga_write(reg, OMAP1510_FPGA_POWER); | |
397 | udelay(10); | |
398 | ||
1da177e4 | 399 | platform_add_devices(innovator1510_devices, ARRAY_SIZE(innovator1510_devices)); |
c15e5d10 DB |
400 | spi_register_board_info(innovator1510_boardinfo, |
401 | ARRAY_SIZE(innovator1510_boardinfo)); | |
1da177e4 LT |
402 | } |
403 | #endif | |
404 | #ifdef CONFIG_ARCH_OMAP16XX | |
405 | if (!cpu_is_omap1510()) { | |
406 | platform_add_devices(innovator1610_devices, ARRAY_SIZE(innovator1610_devices)); | |
407 | } | |
408 | #endif | |
409 | ||
3179a019 TL |
410 | #ifdef CONFIG_ARCH_OMAP15XX |
411 | if (cpu_is_omap1510()) { | |
b0b5aa3f | 412 | omap_usb_init(&innovator1510_usb_config); |
3179a019 TL |
413 | innovator_config[1].data = &innovator1510_lcd_config; |
414 | } | |
1da177e4 LT |
415 | #endif |
416 | #ifdef CONFIG_ARCH_OMAP16XX | |
3179a019 | 417 | if (cpu_is_omap1610()) { |
b0b5aa3f | 418 | omap_usb_init(&h2_usb_config); |
3179a019 TL |
419 | innovator_config[1].data = &innovator1610_lcd_config; |
420 | } | |
1da177e4 LT |
421 | #endif |
422 | omap_board_config = innovator_config; | |
423 | omap_board_config_size = ARRAY_SIZE(innovator_config); | |
3179a019 | 424 | omap_serial_init(); |
1ed16a86 | 425 | omap_register_i2c_bus(1, 100, NULL, 0); |
d8874665 | 426 | innovator_mmc_init(); |
1da177e4 LT |
427 | } |
428 | ||
429 | static void __init innovator_map_io(void) | |
430 | { | |
87bd63f6 | 431 | omap1_map_common_io(); |
1da177e4 | 432 | |
3179a019 | 433 | #ifdef CONFIG_ARCH_OMAP15XX |
1da177e4 LT |
434 | if (cpu_is_omap1510()) { |
435 | iotable_init(innovator1510_io_desc, ARRAY_SIZE(innovator1510_io_desc)); | |
436 | udelay(10); /* Delay needed for FPGA */ | |
437 | ||
438 | /* Dump the Innovator FPGA rev early - useful info for support. */ | |
439 | printk("Innovator FPGA Rev %d.%d Board Rev %d\n", | |
440 | fpga_read(OMAP1510_FPGA_REV_HIGH), | |
441 | fpga_read(OMAP1510_FPGA_REV_LOW), | |
442 | fpga_read(OMAP1510_FPGA_BOARD_REV)); | |
443 | } | |
444 | #endif | |
1da177e4 LT |
445 | } |
446 | ||
447 | MACHINE_START(OMAP_INNOVATOR, "TI-Innovator") | |
e9dea0c6 | 448 | /* Maintainer: MontaVista Software, Inc. */ |
e9dea0c6 RK |
449 | .phys_io = 0xfff00000, |
450 | .io_pg_offst = ((0xfef00000) >> 18) & 0xfffc, | |
451 | .boot_params = 0x10000100, | |
452 | .map_io = innovator_map_io, | |
453 | .init_irq = innovator_init_irq, | |
454 | .init_machine = innovator_init, | |
1da177e4 LT |
455 | .timer = &omap_timer, |
456 | MACHINE_END |