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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 | */ | |
2f8163ba | 18 | #include <linux/gpio.h> |
1da177e4 LT |
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> | |
561b036a | 25 | #include <linux/mtd/physmap.h> |
9b6553cd | 26 | #include <linux/input.h> |
3bc48014 | 27 | #include <linux/smc91x.h> |
ddba6c7f | 28 | #include <linux/omapfb.h> |
1da177e4 | 29 | |
1da177e4 LT |
30 | #include <asm/mach-types.h> |
31 | #include <asm/mach/arch.h> | |
1da177e4 LT |
32 | #include <asm/mach/map.h> |
33 | ||
70c494c3 | 34 | #include <mach/mux.h> |
578fad4d | 35 | #include <mach/flash.h> |
54b693d4 | 36 | #include <mach/tc.h> |
2203747c | 37 | #include <linux/platform_data/keypad-omap.h> |
1da177e4 | 38 | |
2e3ee9f4 | 39 | #include <mach/hardware.h> |
b924b204 | 40 | #include <mach/usb.h> |
2e3ee9f4 TL |
41 | |
42 | #include "iomap.h" | |
43 | #include "common.h" | |
68f39e74 | 44 | #include "mmc.h" |
2e3ee9f4 | 45 | |
278267be TL |
46 | /* At OMAP1610 Innovator the Ethernet is directly connected to CS1 */ |
47 | #define INNOVATOR1610_ETHR_START 0x04000300 | |
48 | ||
da1f026b | 49 | static const unsigned int innovator_keymap[] = { |
9b6553cd | 50 | KEY(0, 0, KEY_F1), |
da1f026b | 51 | KEY(3, 0, KEY_DOWN), |
9b6553cd | 52 | KEY(1, 1, KEY_F2), |
da1f026b JK |
53 | KEY(2, 1, KEY_RIGHT), |
54 | KEY(0, 2, KEY_F3), | |
55 | KEY(1, 2, KEY_F4), | |
9b6553cd | 56 | KEY(2, 2, KEY_UP), |
da1f026b | 57 | KEY(2, 3, KEY_ENTER), |
9b6553cd | 58 | KEY(3, 3, KEY_LEFT), |
9b6553cd TL |
59 | }; |
60 | ||
1da177e4 LT |
61 | static struct mtd_partition innovator_partitions[] = { |
62 | /* bootloader (U-Boot, etc) in first sector */ | |
63 | { | |
64 | .name = "bootloader", | |
65 | .offset = 0, | |
66 | .size = SZ_128K, | |
67 | .mask_flags = MTD_WRITEABLE, /* force read-only */ | |
68 | }, | |
69 | /* bootloader params in the next sector */ | |
70 | { | |
71 | .name = "params", | |
72 | .offset = MTDPART_OFS_APPEND, | |
73 | .size = SZ_128K, | |
74 | .mask_flags = 0, | |
75 | }, | |
76 | /* kernel */ | |
77 | { | |
78 | .name = "kernel", | |
79 | .offset = MTDPART_OFS_APPEND, | |
80 | .size = SZ_2M, | |
81 | .mask_flags = 0 | |
82 | }, | |
83 | /* rest of flash1 is a file system */ | |
84 | { | |
85 | .name = "rootfs", | |
86 | .offset = MTDPART_OFS_APPEND, | |
87 | .size = SZ_16M - SZ_2M - 2 * SZ_128K, | |
88 | .mask_flags = 0 | |
89 | }, | |
90 | /* file system */ | |
91 | { | |
92 | .name = "filesystem", | |
93 | .offset = MTDPART_OFS_APPEND, | |
94 | .size = MTDPART_SIZ_FULL, | |
95 | .mask_flags = 0 | |
96 | } | |
97 | }; | |
98 | ||
561b036a | 99 | static struct physmap_flash_data innovator_flash_data = { |
1da177e4 | 100 | .width = 2, |
561b036a | 101 | .set_vpp = omap1_set_vpp, |
1da177e4 LT |
102 | .parts = innovator_partitions, |
103 | .nr_parts = ARRAY_SIZE(innovator_partitions), | |
104 | }; | |
105 | ||
106 | static struct resource innovator_flash_resource = { | |
107 | .start = OMAP_CS0_PHYS, | |
108 | .end = OMAP_CS0_PHYS + SZ_32M - 1, | |
109 | .flags = IORESOURCE_MEM, | |
110 | }; | |
111 | ||
112 | static struct platform_device innovator_flash_device = { | |
561b036a | 113 | .name = "physmap-flash", |
1da177e4 LT |
114 | .id = 0, |
115 | .dev = { | |
116 | .platform_data = &innovator_flash_data, | |
117 | }, | |
118 | .num_resources = 1, | |
119 | .resource = &innovator_flash_resource, | |
120 | }; | |
121 | ||
9b6553cd TL |
122 | static struct resource innovator_kp_resources[] = { |
123 | [0] = { | |
124 | .start = INT_KEYBOARD, | |
125 | .end = INT_KEYBOARD, | |
126 | .flags = IORESOURCE_IRQ, | |
127 | }, | |
128 | }; | |
129 | ||
da1f026b JK |
130 | static const struct matrix_keymap_data innovator_keymap_data = { |
131 | .keymap = innovator_keymap, | |
132 | .keymap_size = ARRAY_SIZE(innovator_keymap), | |
133 | }; | |
134 | ||
9b6553cd | 135 | static struct omap_kp_platform_data innovator_kp_data = { |
4d24607b KS |
136 | .rows = 8, |
137 | .cols = 8, | |
da1f026b | 138 | .keymap_data = &innovator_keymap_data, |
4d24607b | 139 | .delay = 4, |
9b6553cd TL |
140 | }; |
141 | ||
142 | static struct platform_device innovator_kp_device = { | |
143 | .name = "omap-keypad", | |
144 | .id = -1, | |
145 | .dev = { | |
146 | .platform_data = &innovator_kp_data, | |
147 | }, | |
148 | .num_resources = ARRAY_SIZE(innovator_kp_resources), | |
149 | .resource = innovator_kp_resources, | |
150 | }; | |
151 | ||
3bc48014 LM |
152 | static struct smc91x_platdata innovator_smc91x_info = { |
153 | .flags = SMC91X_USE_16BIT | SMC91X_NOWAIT, | |
154 | .leda = RPC_LED_100_10, | |
155 | .ledb = RPC_LED_TX_RX, | |
156 | }; | |
9b6553cd | 157 | |
3179a019 | 158 | #ifdef CONFIG_ARCH_OMAP15XX |
1da177e4 | 159 | |
c15e5d10 DB |
160 | #include <linux/spi/spi.h> |
161 | #include <linux/spi/ads7846.h> | |
162 | ||
163 | ||
1da177e4 LT |
164 | /* Only FPGA needs to be mapped here. All others are done with ioremap */ |
165 | static struct map_desc innovator1510_io_desc[] __initdata = { | |
9fe133b1 DS |
166 | { |
167 | .virtual = OMAP1510_FPGA_BASE, | |
168 | .pfn = __phys_to_pfn(OMAP1510_FPGA_START), | |
169 | .length = OMAP1510_FPGA_SIZE, | |
170 | .type = MT_DEVICE | |
171 | } | |
1da177e4 LT |
172 | }; |
173 | ||
174 | static struct resource innovator1510_smc91x_resources[] = { | |
175 | [0] = { | |
176 | .start = OMAP1510_FPGA_ETHR_START, /* Physical */ | |
177 | .end = OMAP1510_FPGA_ETHR_START + 0xf, | |
178 | .flags = IORESOURCE_MEM, | |
179 | }, | |
180 | [1] = { | |
181 | .start = OMAP1510_INT_ETHER, | |
182 | .end = OMAP1510_INT_ETHER, | |
e7b3dc7e | 183 | .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE, |
1da177e4 LT |
184 | }, |
185 | }; | |
186 | ||
187 | static struct platform_device innovator1510_smc91x_device = { | |
188 | .name = "smc91x", | |
189 | .id = 0, | |
3bc48014 LM |
190 | .dev = { |
191 | .platform_data = &innovator_smc91x_info, | |
192 | }, | |
1da177e4 LT |
193 | .num_resources = ARRAY_SIZE(innovator1510_smc91x_resources), |
194 | .resource = innovator1510_smc91x_resources, | |
195 | }; | |
196 | ||
9b6553cd TL |
197 | static struct platform_device innovator1510_lcd_device = { |
198 | .name = "lcd_inn1510", | |
199 | .id = -1, | |
200 | }; | |
201 | ||
c15e5d10 DB |
202 | static struct platform_device innovator1510_spi_device = { |
203 | .name = "spi_inn1510", | |
204 | .id = -1, | |
205 | }; | |
206 | ||
1da177e4 LT |
207 | static struct platform_device *innovator1510_devices[] __initdata = { |
208 | &innovator_flash_device, | |
209 | &innovator1510_smc91x_device, | |
9b6553cd TL |
210 | &innovator_kp_device, |
211 | &innovator1510_lcd_device, | |
c15e5d10 | 212 | &innovator1510_spi_device, |
1da177e4 LT |
213 | }; |
214 | ||
c15e5d10 DB |
215 | static int innovator_get_pendown_state(void) |
216 | { | |
4c98dc6b | 217 | return !(__raw_readb(OMAP1510_FPGA_TOUCHSCREEN) & (1 << 5)); |
c15e5d10 DB |
218 | } |
219 | ||
220 | static const struct ads7846_platform_data innovator1510_ts_info = { | |
221 | .model = 7846, | |
222 | .vref_delay_usecs = 100, /* internal, no capacitor */ | |
223 | .x_plate_ohms = 419, | |
224 | .y_plate_ohms = 486, | |
225 | .get_pendown_state = innovator_get_pendown_state, | |
226 | }; | |
227 | ||
228 | static struct spi_board_info __initdata innovator1510_boardinfo[] = { { | |
229 | /* FPGA (bus "10") CS0 has an ads7846e */ | |
230 | .modalias = "ads7846", | |
231 | .platform_data = &innovator1510_ts_info, | |
232 | .irq = OMAP1510_INT_FPGA_TS, | |
233 | .max_speed_hz = 120000 /* max sample rate at 3V */ | |
234 | * 26 /* command + data + overhead */, | |
235 | .bus_num = 10, | |
236 | .chip_select = 0, | |
237 | } }; | |
238 | ||
3179a019 | 239 | #endif /* CONFIG_ARCH_OMAP15XX */ |
1da177e4 LT |
240 | |
241 | #ifdef CONFIG_ARCH_OMAP16XX | |
242 | ||
243 | static struct resource innovator1610_smc91x_resources[] = { | |
244 | [0] = { | |
245 | .start = INNOVATOR1610_ETHR_START, /* Physical */ | |
246 | .end = INNOVATOR1610_ETHR_START + 0xf, | |
247 | .flags = IORESOURCE_MEM, | |
248 | }, | |
249 | [1] = { | |
e7b3dc7e | 250 | .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWEDGE, |
1da177e4 LT |
251 | }, |
252 | }; | |
253 | ||
254 | static struct platform_device innovator1610_smc91x_device = { | |
255 | .name = "smc91x", | |
256 | .id = 0, | |
3bc48014 LM |
257 | .dev = { |
258 | .platform_data = &innovator_smc91x_info, | |
259 | }, | |
1da177e4 LT |
260 | .num_resources = ARRAY_SIZE(innovator1610_smc91x_resources), |
261 | .resource = innovator1610_smc91x_resources, | |
262 | }; | |
263 | ||
9b6553cd TL |
264 | static struct platform_device innovator1610_lcd_device = { |
265 | .name = "inn1610_lcd", | |
266 | .id = -1, | |
267 | }; | |
268 | ||
1da177e4 LT |
269 | static struct platform_device *innovator1610_devices[] __initdata = { |
270 | &innovator_flash_device, | |
271 | &innovator1610_smc91x_device, | |
9b6553cd TL |
272 | &innovator_kp_device, |
273 | &innovator1610_lcd_device, | |
1da177e4 LT |
274 | }; |
275 | ||
276 | #endif /* CONFIG_ARCH_OMAP16XX */ | |
277 | ||
278 | static void __init innovator_init_smc91x(void) | |
279 | { | |
280 | if (cpu_is_omap1510()) { | |
4c98dc6b | 281 | __raw_writeb(__raw_readb(OMAP1510_FPGA_RST) & ~1, |
1da177e4 LT |
282 | OMAP1510_FPGA_RST); |
283 | udelay(750); | |
284 | } else { | |
f2d18fea | 285 | if (gpio_request(0, "SMC91x irq") < 0) { |
1da177e4 LT |
286 | printk("Error requesting gpio 0 for smc91x irq\n"); |
287 | return; | |
288 | } | |
1da177e4 LT |
289 | } |
290 | } | |
291 | ||
3179a019 | 292 | #ifdef CONFIG_ARCH_OMAP15XX |
1da177e4 LT |
293 | static struct omap_usb_config innovator1510_usb_config __initdata = { |
294 | /* for bundled non-standard host and peripheral cables */ | |
295 | .hmc_mode = 4, | |
296 | ||
297 | .register_host = 1, | |
298 | .pins[1] = 6, | |
299 | .pins[2] = 6, /* Conflicts with UART2 */ | |
300 | ||
301 | .register_dev = 1, | |
302 | .pins[0] = 2, | |
303 | }; | |
3179a019 TL |
304 | |
305 | static struct omap_lcd_config innovator1510_lcd_config __initdata = { | |
3179a019 TL |
306 | .ctrl_name = "internal", |
307 | }; | |
1da177e4 LT |
308 | #endif |
309 | ||
310 | #ifdef CONFIG_ARCH_OMAP16XX | |
311 | static struct omap_usb_config h2_usb_config __initdata = { | |
312 | /* usb1 has a Mini-AB port and external isp1301 transceiver */ | |
313 | .otg = 2, | |
314 | ||
77c2f02e | 315 | #if IS_ENABLED(CONFIG_USB_OMAP) |
6e2d4107 DC |
316 | .hmc_mode = 19, /* 0:host(off) 1:dev|otg 2:disabled */ |
317 | /* .hmc_mode = 21,*/ /* 0:host(off) 1:dev(loopback) 2:host(loopback) */ | |
1da177e4 LT |
318 | #elif defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE) |
319 | /* NONSTANDARD CABLE NEEDED (B-to-Mini-B) */ | |
6e2d4107 | 320 | .hmc_mode = 20, /* 1:dev|otg(off) 1:host 2:disabled */ |
1da177e4 LT |
321 | #endif |
322 | ||
323 | .pins[1] = 3, | |
324 | }; | |
3179a019 TL |
325 | |
326 | static struct omap_lcd_config innovator1610_lcd_config __initdata = { | |
3179a019 TL |
327 | .ctrl_name = "internal", |
328 | }; | |
1da177e4 LT |
329 | #endif |
330 | ||
d8874665 TL |
331 | #if defined(CONFIG_MMC_OMAP) || defined(CONFIG_MMC_OMAP_MODULE) |
332 | ||
333 | static int mmc_set_power(struct device *dev, int slot, int power_on, | |
334 | int vdd) | |
335 | { | |
336 | if (power_on) | |
4c98dc6b | 337 | __raw_writeb(__raw_readb(OMAP1510_FPGA_POWER) | (1 << 3), |
d8874665 TL |
338 | OMAP1510_FPGA_POWER); |
339 | else | |
4c98dc6b | 340 | __raw_writeb(__raw_readb(OMAP1510_FPGA_POWER) & ~(1 << 3), |
d8874665 TL |
341 | OMAP1510_FPGA_POWER); |
342 | ||
343 | return 0; | |
344 | } | |
345 | ||
346 | /* | |
347 | * Innovator could use the following functions tested: | |
348 | * - mmc_get_wp that uses OMAP_MPUIO(3) | |
349 | * - mmc_get_cover_state that uses FPGA F4 UIO43 | |
350 | */ | |
351 | static struct omap_mmc_platform_data mmc1_data = { | |
352 | .nr_slots = 1, | |
353 | .slots[0] = { | |
354 | .set_power = mmc_set_power, | |
90c62bf0 | 355 | .wires = 4, |
d8874665 | 356 | .name = "mmcblk", |
7c38cf02 TL |
357 | }, |
358 | }; | |
359 | ||
d8874665 TL |
360 | static struct omap_mmc_platform_data *mmc_data[OMAP16XX_NR_MMC]; |
361 | ||
04023542 | 362 | static void __init innovator_mmc_init(void) |
d8874665 TL |
363 | { |
364 | mmc_data[0] = &mmc1_data; | |
365 | omap1_init_mmc(mmc_data, OMAP15XX_NR_MMC); | |
366 | } | |
367 | ||
368 | #else | |
369 | static inline void innovator_mmc_init(void) | |
370 | { | |
371 | } | |
372 | #endif | |
373 | ||
1da177e4 LT |
374 | static void __init innovator_init(void) |
375 | { | |
65dd4c16 TL |
376 | if (cpu_is_omap1510()) |
377 | omap1510_fpga_init_irq(); | |
c2cdaffe TL |
378 | innovator_init_smc91x(); |
379 | ||
3179a019 | 380 | #ifdef CONFIG_ARCH_OMAP15XX |
1da177e4 | 381 | if (cpu_is_omap1510()) { |
c33da3a8 JK |
382 | unsigned char reg; |
383 | ||
384 | /* mux pins for uarts */ | |
385 | omap_cfg_reg(UART1_TX); | |
386 | omap_cfg_reg(UART1_RTS); | |
387 | omap_cfg_reg(UART2_TX); | |
388 | omap_cfg_reg(UART2_RTS); | |
389 | omap_cfg_reg(UART3_TX); | |
390 | omap_cfg_reg(UART3_RX); | |
391 | ||
4c98dc6b | 392 | reg = __raw_readb(OMAP1510_FPGA_POWER); |
c33da3a8 | 393 | reg |= OMAP1510_FPGA_PCR_COM1_EN; |
4c98dc6b | 394 | __raw_writeb(reg, OMAP1510_FPGA_POWER); |
c33da3a8 JK |
395 | udelay(10); |
396 | ||
4c98dc6b | 397 | reg = __raw_readb(OMAP1510_FPGA_POWER); |
c33da3a8 | 398 | reg |= OMAP1510_FPGA_PCR_COM2_EN; |
4c98dc6b | 399 | __raw_writeb(reg, OMAP1510_FPGA_POWER); |
c33da3a8 JK |
400 | udelay(10); |
401 | ||
1da177e4 | 402 | platform_add_devices(innovator1510_devices, ARRAY_SIZE(innovator1510_devices)); |
c15e5d10 DB |
403 | spi_register_board_info(innovator1510_boardinfo, |
404 | ARRAY_SIZE(innovator1510_boardinfo)); | |
1da177e4 LT |
405 | } |
406 | #endif | |
407 | #ifdef CONFIG_ARCH_OMAP16XX | |
408 | if (!cpu_is_omap1510()) { | |
46a0a540 TKD |
409 | innovator1610_smc91x_resources[1].start = gpio_to_irq(0); |
410 | innovator1610_smc91x_resources[1].end = gpio_to_irq(0); | |
1da177e4 LT |
411 | platform_add_devices(innovator1610_devices, ARRAY_SIZE(innovator1610_devices)); |
412 | } | |
413 | #endif | |
414 | ||
3179a019 TL |
415 | #ifdef CONFIG_ARCH_OMAP15XX |
416 | if (cpu_is_omap1510()) { | |
dd0cdd88 | 417 | omap1_usb_init(&innovator1510_usb_config); |
ddba6c7f | 418 | omapfb_set_lcd_config(&innovator1510_lcd_config); |
3179a019 | 419 | } |
1da177e4 LT |
420 | #endif |
421 | #ifdef CONFIG_ARCH_OMAP16XX | |
3179a019 | 422 | if (cpu_is_omap1610()) { |
dd0cdd88 | 423 | omap1_usb_init(&h2_usb_config); |
ddba6c7f | 424 | omapfb_set_lcd_config(&innovator1610_lcd_config); |
3179a019 | 425 | } |
1da177e4 | 426 | #endif |
3179a019 | 427 | omap_serial_init(); |
1ed16a86 | 428 | omap_register_i2c_bus(1, 100, NULL, 0); |
d8874665 | 429 | innovator_mmc_init(); |
1da177e4 LT |
430 | } |
431 | ||
7b88e62f TL |
432 | /* |
433 | * REVISIT: Assume 15xx for now, we don't want to do revision check | |
434 | * until later on. The right way to fix this is to set up a different | |
435 | * machine_id for 16xx Innovator, or use device tree. | |
436 | */ | |
1da177e4 LT |
437 | static void __init innovator_map_io(void) |
438 | { | |
4c98dc6b | 439 | #ifdef CONFIG_ARCH_OMAP15XX |
7b88e62f | 440 | omap15xx_map_io(); |
1da177e4 | 441 | |
7b88e62f TL |
442 | iotable_init(innovator1510_io_desc, ARRAY_SIZE(innovator1510_io_desc)); |
443 | udelay(10); /* Delay needed for FPGA */ | |
444 | ||
445 | /* Dump the Innovator FPGA rev early - useful info for support. */ | |
446 | pr_debug("Innovator FPGA Rev %d.%d Board Rev %d\n", | |
4c98dc6b TL |
447 | __raw_readb(OMAP1510_FPGA_REV_HIGH), |
448 | __raw_readb(OMAP1510_FPGA_REV_LOW), | |
449 | __raw_readb(OMAP1510_FPGA_BOARD_REV)); | |
450 | #endif | |
1da177e4 LT |
451 | } |
452 | ||
453 | MACHINE_START(OMAP_INNOVATOR, "TI-Innovator") | |
e9dea0c6 | 454 | /* Maintainer: MontaVista Software, Inc. */ |
246e389d | 455 | .atag_offset = 0x100, |
e9dea0c6 | 456 | .map_io = innovator_map_io, |
7b88e62f | 457 | .init_early = omap1_init_early, |
7b88e62f | 458 | .init_irq = omap1_init_irq, |
e9dea0c6 | 459 | .init_machine = innovator_init, |
82c3bd03 | 460 | .init_late = omap1_init_late, |
6bb27d73 | 461 | .init_time = omap1_timer_init, |
baa95883 | 462 | .restart = omap1_restart, |
1da177e4 | 463 | MACHINE_END |