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1da177e4 LT |
1 | /* |
2 | * linux/arch/arm/mach-pxa/lubbock.c | |
3 | * | |
4 | * Support for the Intel DBPXA250 Development Platform. | |
5 | * | |
6 | * Author: Nicolas Pitre | |
7 | * Created: Jun 15, 2001 | |
8 | * Copyright: MontaVista Software Inc. | |
9 | * | |
10 | * This program is free software; you can redistribute it and/or modify | |
11 | * it under the terms of the GNU General Public License version 2 as | |
12 | * published by the Free Software Foundation. | |
13 | */ | |
2f8163ba | 14 | #include <linux/gpio.h> |
1da177e4 LT |
15 | #include <linux/module.h> |
16 | #include <linux/kernel.h> | |
17 | #include <linux/init.h> | |
55f5d8ec | 18 | #include <linux/io.h> |
d052d1be | 19 | #include <linux/platform_device.h> |
2eaa03b5 | 20 | #include <linux/syscore_ops.h> |
1da177e4 LT |
21 | #include <linux/major.h> |
22 | #include <linux/fb.h> | |
23 | #include <linux/interrupt.h> | |
74ec71e1 TP |
24 | #include <linux/mtd/mtd.h> |
25 | #include <linux/mtd/partitions.h> | |
3aed74cd | 26 | #include <linux/smc91x.h> |
55f5d8ec BW |
27 | #include <linux/slab.h> |
28 | #include <linux/leds.h> | |
1da177e4 | 29 | |
9df5db80 DB |
30 | #include <linux/spi/spi.h> |
31 | #include <linux/spi/ads7846.h> | |
8348c259 | 32 | #include <linux/spi/pxa2xx_spi.h> |
9df5db80 | 33 | |
1da177e4 LT |
34 | #include <asm/setup.h> |
35 | #include <asm/memory.h> | |
36 | #include <asm/mach-types.h> | |
a09e64fb | 37 | #include <mach/hardware.h> |
1da177e4 | 38 | #include <asm/irq.h> |
74ec71e1 | 39 | #include <asm/sizes.h> |
1da177e4 LT |
40 | |
41 | #include <asm/mach/arch.h> | |
42 | #include <asm/mach/map.h> | |
43 | #include <asm/mach/irq.h> | |
74ec71e1 | 44 | #include <asm/mach/flash.h> |
1da177e4 LT |
45 | |
46 | #include <asm/hardware/sa1111.h> | |
47 | ||
51c62982 | 48 | #include <mach/pxa25x.h> |
a09e64fb RK |
49 | #include <mach/audio.h> |
50 | #include <mach/lubbock.h> | |
51 | #include <mach/udc.h> | |
293b2da1 AB |
52 | #include <linux/platform_data/irda-pxaficp.h> |
53 | #include <linux/platform_data/video-pxafb.h> | |
54 | #include <linux/platform_data/mmc-pxamci.h> | |
54386145 | 55 | #include <mach/pm.h> |
ad68bb9f | 56 | #include <mach/smemc.h> |
1da177e4 LT |
57 | |
58 | #include "generic.h" | |
c1ed406c | 59 | #include "clock.h" |
46c41e62 | 60 | #include "devices.h" |
1da177e4 | 61 | |
9b02b2df | 62 | static unsigned long lubbock_pin_config[] __initdata = { |
63 | GPIO15_nCS_1, /* CS1 - Flash */ | |
4a5c5eab | 64 | GPIO78_nCS_2, /* CS2 - Baseboard FGPA */ |
9b02b2df | 65 | GPIO79_nCS_3, /* CS3 - SMC ethernet */ |
4a5c5eab | 66 | GPIO80_nCS_4, /* CS4 - SA1111 */ |
9b02b2df | 67 | |
68 | /* SSP data pins */ | |
69 | GPIO23_SSP1_SCLK, | |
70 | GPIO25_SSP1_TXD, | |
71 | GPIO26_SSP1_RXD, | |
72 | ||
c11b6a42 EM |
73 | /* AC97 */ |
74 | GPIO28_AC97_BITCLK, | |
75 | GPIO29_AC97_SDATA_IN_0, | |
76 | GPIO30_AC97_SDATA_OUT, | |
77 | GPIO31_AC97_SYNC, | |
78 | ||
4a5c5eab | 79 | /* LCD - 16bpp DSTN */ |
07bae6c3 | 80 | GPIOxx_LCD_DSTN_16BPP, |
4a5c5eab | 81 | |
9b02b2df | 82 | /* BTUART */ |
83 | GPIO42_BTUART_RXD, | |
84 | GPIO43_BTUART_TXD, | |
85 | GPIO44_BTUART_CTS, | |
86 | GPIO45_BTUART_RTS, | |
87 | ||
88 | /* PC Card */ | |
89 | GPIO48_nPOE, | |
90 | GPIO49_nPWE, | |
91 | GPIO50_nPIOR, | |
92 | GPIO51_nPIOW, | |
93 | GPIO52_nPCE_1, | |
94 | GPIO53_nPCE_2, | |
95 | GPIO54_nPSKTSEL, | |
96 | GPIO55_nPREG, | |
97 | GPIO56_nPWAIT, | |
98 | GPIO57_nIOIS16, | |
99 | ||
100 | /* MMC */ | |
101 | GPIO6_MMC_CLK, | |
102 | GPIO8_MMC_CS0, | |
103 | ||
104 | /* wakeup */ | |
105 | GPIO1_GPIO | WAKEUP_ON_EDGE_RISE, | |
106 | }; | |
1da177e4 | 107 | |
54386145 | 108 | #define LUB_HEXLED __LUB_REG(LUBBOCK_FPGA_PHYS + 0x010) |
1da177e4 LT |
109 | #define LUB_MISC_WR __LUB_REG(LUBBOCK_FPGA_PHYS + 0x080) |
110 | ||
54386145 EM |
111 | void lubbock_set_hexled(uint32_t value) |
112 | { | |
113 | LUB_HEXLED = value; | |
114 | } | |
115 | ||
1da177e4 LT |
116 | void lubbock_set_misc_wr(unsigned int mask, unsigned int set) |
117 | { | |
118 | unsigned long flags; | |
119 | ||
120 | local_irq_save(flags); | |
121 | LUB_MISC_WR = (LUB_MISC_WR & ~mask) | (set & mask); | |
122 | local_irq_restore(flags); | |
123 | } | |
124 | EXPORT_SYMBOL(lubbock_set_misc_wr); | |
125 | ||
126 | static unsigned long lubbock_irq_enabled; | |
127 | ||
a3f4c927 | 128 | static void lubbock_mask_irq(struct irq_data *d) |
1da177e4 | 129 | { |
a3f4c927 | 130 | int lubbock_irq = (d->irq - LUBBOCK_IRQ(0)); |
1da177e4 LT |
131 | LUB_IRQ_MASK_EN = (lubbock_irq_enabled &= ~(1 << lubbock_irq)); |
132 | } | |
133 | ||
a3f4c927 | 134 | static void lubbock_unmask_irq(struct irq_data *d) |
1da177e4 | 135 | { |
a3f4c927 | 136 | int lubbock_irq = (d->irq - LUBBOCK_IRQ(0)); |
1da177e4 LT |
137 | /* the irq can be acknowledged only if deasserted, so it's done here */ |
138 | LUB_IRQ_SET_CLR &= ~(1 << lubbock_irq); | |
139 | LUB_IRQ_MASK_EN = (lubbock_irq_enabled |= (1 << lubbock_irq)); | |
140 | } | |
141 | ||
38c677cb DB |
142 | static struct irq_chip lubbock_irq_chip = { |
143 | .name = "FPGA", | |
a3f4c927 LB |
144 | .irq_ack = lubbock_mask_irq, |
145 | .irq_mask = lubbock_mask_irq, | |
146 | .irq_unmask = lubbock_unmask_irq, | |
1da177e4 LT |
147 | }; |
148 | ||
10dd5ce2 | 149 | static void lubbock_irq_handler(unsigned int irq, struct irq_desc *desc) |
1da177e4 LT |
150 | { |
151 | unsigned long pending = LUB_IRQ_SET_CLR & lubbock_irq_enabled; | |
152 | do { | |
a3f4c927 LB |
153 | /* clear our parent irq */ |
154 | desc->irq_data.chip->irq_ack(&desc->irq_data); | |
1da177e4 LT |
155 | if (likely(pending)) { |
156 | irq = LUBBOCK_IRQ(0) + __ffs(pending); | |
d8aa0251 | 157 | generic_handle_irq(irq); |
1da177e4 LT |
158 | } |
159 | pending = LUB_IRQ_SET_CLR & lubbock_irq_enabled; | |
160 | } while (pending); | |
161 | } | |
162 | ||
163 | static void __init lubbock_init_irq(void) | |
164 | { | |
165 | int irq; | |
166 | ||
cd49104d | 167 | pxa25x_init_irq(); |
1da177e4 LT |
168 | |
169 | /* setup extra lubbock irqs */ | |
170 | for (irq = LUBBOCK_IRQ(0); irq <= LUBBOCK_LAST_IRQ; irq++) { | |
f38c02f3 TG |
171 | irq_set_chip_and_handler(irq, &lubbock_irq_chip, |
172 | handle_level_irq); | |
1da177e4 LT |
173 | set_irq_flags(irq, IRQF_VALID | IRQF_PROBE); |
174 | } | |
175 | ||
6384fdad HZ |
176 | irq_set_chained_handler(PXA_GPIO_TO_IRQ(0), lubbock_irq_handler); |
177 | irq_set_irq_type(PXA_GPIO_TO_IRQ(0), IRQ_TYPE_EDGE_FALLING); | |
1da177e4 LT |
178 | } |
179 | ||
22f11c4e NP |
180 | #ifdef CONFIG_PM |
181 | ||
2eaa03b5 | 182 | static void lubbock_irq_resume(void) |
22f11c4e NP |
183 | { |
184 | LUB_IRQ_MASK_EN = lubbock_irq_enabled; | |
22f11c4e NP |
185 | } |
186 | ||
2eaa03b5 | 187 | static struct syscore_ops lubbock_irq_syscore_ops = { |
22f11c4e NP |
188 | .resume = lubbock_irq_resume, |
189 | }; | |
190 | ||
22f11c4e NP |
191 | static int __init lubbock_irq_device_init(void) |
192 | { | |
16f159b1 | 193 | if (machine_is_lubbock()) { |
2eaa03b5 RW |
194 | register_syscore_ops(&lubbock_irq_syscore_ops); |
195 | return 0; | |
16f159b1 | 196 | } |
2eaa03b5 | 197 | return -ENODEV; |
22f11c4e NP |
198 | } |
199 | ||
200 | device_initcall(lubbock_irq_device_init); | |
201 | ||
202 | #endif | |
203 | ||
1da177e4 LT |
204 | static int lubbock_udc_is_connected(void) |
205 | { | |
206 | return (LUB_MISC_RD & (1 << 9)) == 0; | |
207 | } | |
208 | ||
209 | static struct pxa2xx_udc_mach_info udc_info __initdata = { | |
210 | .udc_is_connected = lubbock_udc_is_connected, | |
211 | // no D+ pullup; lubbock can't connect/disconnect in software | |
212 | }; | |
213 | ||
214 | static struct resource sa1111_resources[] = { | |
215 | [0] = { | |
216 | .start = 0x10000000, | |
217 | .end = 0x10001fff, | |
218 | .flags = IORESOURCE_MEM, | |
219 | }, | |
220 | [1] = { | |
221 | .start = LUBBOCK_SA1111_IRQ, | |
222 | .end = LUBBOCK_SA1111_IRQ, | |
223 | .flags = IORESOURCE_IRQ, | |
224 | }, | |
225 | }; | |
226 | ||
19851c58 | 227 | static struct sa1111_platform_data sa1111_info = { |
6ac6b817 | 228 | .irq_base = LUBBOCK_SA1111_IRQ_BASE, |
07be45f5 | 229 | .disable_devs = SA1111_DEVID_SAC, |
19851c58 EM |
230 | }; |
231 | ||
1da177e4 LT |
232 | static struct platform_device sa1111_device = { |
233 | .name = "sa1111", | |
234 | .id = -1, | |
235 | .num_resources = ARRAY_SIZE(sa1111_resources), | |
236 | .resource = sa1111_resources, | |
19851c58 EM |
237 | .dev = { |
238 | .platform_data = &sa1111_info, | |
239 | }, | |
1da177e4 LT |
240 | }; |
241 | ||
9df5db80 DB |
242 | /* ADS7846 is connected through SSP ... and if your board has J5 populated, |
243 | * you can select it to replace the ucb1400 by switching the touchscreen cable | |
244 | * (to J5) and poking board registers (as done below). Else it's only useful | |
245 | * for the temperature sensors. | |
246 | */ | |
9df5db80 | 247 | static struct pxa2xx_spi_master pxa_ssp_master_info = { |
1f4de5a0 | 248 | .num_chipselect = 1, |
9df5db80 DB |
249 | }; |
250 | ||
9df5db80 DB |
251 | static int lubbock_ads7846_pendown_state(void) |
252 | { | |
253 | /* TS_BUSY is bit 8 in LUB_MISC_RD, but pendown is irq-only */ | |
254 | return 0; | |
255 | } | |
256 | ||
257 | static struct ads7846_platform_data ads_info = { | |
258 | .model = 7846, | |
259 | .vref_delay_usecs = 100, /* internal, no cap */ | |
260 | .get_pendown_state = lubbock_ads7846_pendown_state, | |
261 | // .x_plate_ohms = 500, /* GUESS! */ | |
262 | // .y_plate_ohms = 500, /* GUESS! */ | |
263 | }; | |
264 | ||
265 | static void ads7846_cs(u32 command) | |
266 | { | |
267 | static const unsigned TS_nCS = 1 << 11; | |
268 | lubbock_set_misc_wr(TS_nCS, (command == PXA2XX_CS_ASSERT) ? 0 : TS_nCS); | |
269 | } | |
270 | ||
271 | static struct pxa2xx_spi_chip ads_hw = { | |
272 | .tx_threshold = 1, | |
273 | .rx_threshold = 2, | |
274 | .cs_control = ads7846_cs, | |
275 | }; | |
276 | ||
277 | static struct spi_board_info spi_board_info[] __initdata = { { | |
278 | .modalias = "ads7846", | |
279 | .platform_data = &ads_info, | |
280 | .controller_data = &ads_hw, | |
281 | .irq = LUBBOCK_BB_IRQ, | |
282 | .max_speed_hz = 120000 /* max sample rate at 3V */ | |
283 | * 26 /* command + data + overhead */, | |
284 | .bus_num = 1, | |
285 | .chip_select = 0, | |
286 | }, | |
287 | }; | |
288 | ||
e21e2d46 RK |
289 | static struct resource smc91x_resources[] = { |
290 | [0] = { | |
291 | .name = "smc91x-regs", | |
292 | .start = 0x0c000c00, | |
293 | .end = 0x0c0fffff, | |
294 | .flags = IORESOURCE_MEM, | |
295 | }, | |
296 | [1] = { | |
297 | .start = LUBBOCK_ETH_IRQ, | |
298 | .end = LUBBOCK_ETH_IRQ, | |
299 | .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE, | |
300 | }, | |
301 | [2] = { | |
302 | .name = "smc91x-attrib", | |
303 | .start = 0x0e000000, | |
304 | .end = 0x0e0fffff, | |
305 | .flags = IORESOURCE_MEM, | |
306 | }, | |
307 | }; | |
308 | ||
3aed74cd EM |
309 | static struct smc91x_platdata lubbock_smc91x_info = { |
310 | .flags = SMC91X_USE_16BIT | SMC91X_NOWAIT | SMC91X_IO_SHIFT_2, | |
311 | }; | |
312 | ||
1da177e4 LT |
313 | static struct platform_device smc91x_device = { |
314 | .name = "smc91x", | |
315 | .id = -1, | |
316 | .num_resources = ARRAY_SIZE(smc91x_resources), | |
317 | .resource = smc91x_resources, | |
3aed74cd EM |
318 | .dev = { |
319 | .platform_data = &lubbock_smc91x_info, | |
320 | }, | |
1da177e4 LT |
321 | }; |
322 | ||
74ec71e1 TP |
323 | static struct resource flash_resources[] = { |
324 | [0] = { | |
325 | .start = 0x00000000, | |
326 | .end = SZ_64M - 1, | |
327 | .flags = IORESOURCE_MEM, | |
328 | }, | |
329 | [1] = { | |
330 | .start = 0x04000000, | |
331 | .end = 0x04000000 + SZ_64M - 1, | |
332 | .flags = IORESOURCE_MEM, | |
333 | }, | |
334 | }; | |
335 | ||
336 | static struct mtd_partition lubbock_partitions[] = { | |
337 | { | |
338 | .name = "Bootloader", | |
339 | .size = 0x00040000, | |
340 | .offset = 0, | |
341 | .mask_flags = MTD_WRITEABLE /* force read-only */ | |
342 | },{ | |
343 | .name = "Kernel", | |
344 | .size = 0x00100000, | |
345 | .offset = 0x00040000, | |
346 | },{ | |
347 | .name = "Filesystem", | |
348 | .size = MTDPART_SIZ_FULL, | |
349 | .offset = 0x00140000 | |
350 | } | |
351 | }; | |
352 | ||
353 | static struct flash_platform_data lubbock_flash_data[2] = { | |
354 | { | |
355 | .map_name = "cfi_probe", | |
356 | .parts = lubbock_partitions, | |
357 | .nr_parts = ARRAY_SIZE(lubbock_partitions), | |
358 | }, { | |
359 | .map_name = "cfi_probe", | |
360 | .parts = NULL, | |
361 | .nr_parts = 0, | |
362 | } | |
363 | }; | |
364 | ||
365 | static struct platform_device lubbock_flash_device[2] = { | |
366 | { | |
367 | .name = "pxa2xx-flash", | |
368 | .id = 0, | |
369 | .dev = { | |
370 | .platform_data = &lubbock_flash_data[0], | |
371 | }, | |
372 | .resource = &flash_resources[0], | |
373 | .num_resources = 1, | |
374 | }, | |
375 | { | |
376 | .name = "pxa2xx-flash", | |
377 | .id = 1, | |
378 | .dev = { | |
379 | .platform_data = &lubbock_flash_data[1], | |
380 | }, | |
381 | .resource = &flash_resources[1], | |
382 | .num_resources = 1, | |
383 | }, | |
384 | }; | |
385 | ||
1da177e4 LT |
386 | static struct platform_device *devices[] __initdata = { |
387 | &sa1111_device, | |
388 | &smc91x_device, | |
74ec71e1 TP |
389 | &lubbock_flash_device[0], |
390 | &lubbock_flash_device[1], | |
1da177e4 LT |
391 | }; |
392 | ||
d14b272b | 393 | static struct pxafb_mode_info sharp_lm8v31_mode = { |
1da177e4 LT |
394 | .pixclock = 270000, |
395 | .xres = 640, | |
396 | .yres = 480, | |
397 | .bpp = 16, | |
398 | .hsync_len = 1, | |
399 | .left_margin = 3, | |
400 | .right_margin = 3, | |
401 | .vsync_len = 1, | |
402 | .upper_margin = 0, | |
403 | .lower_margin = 0, | |
404 | .sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT, | |
405 | .cmap_greyscale = 0, | |
d14b272b RP |
406 | }; |
407 | ||
408 | static struct pxafb_mach_info sharp_lm8v31 = { | |
409 | .modes = &sharp_lm8v31_mode, | |
410 | .num_modes = 1, | |
1da177e4 LT |
411 | .cmap_inverse = 0, |
412 | .cmap_static = 0, | |
0454bd09 | 413 | .lcd_conn = LCD_COLOR_DSTN_16BPP | LCD_PCLK_EDGE_FALL | |
ffebabe0 | 414 | LCD_AC_BIAS_FREQ(255), |
1da177e4 LT |
415 | }; |
416 | ||
85eb226c DB |
417 | #define MMC_POLL_RATE msecs_to_jiffies(1000) |
418 | ||
419 | static void lubbock_mmc_poll(unsigned long); | |
40220c1a | 420 | static irq_handler_t mmc_detect_int; |
85eb226c DB |
421 | |
422 | static struct timer_list mmc_timer = { | |
423 | .function = lubbock_mmc_poll, | |
424 | }; | |
425 | ||
426 | static void lubbock_mmc_poll(unsigned long data) | |
427 | { | |
428 | unsigned long flags; | |
429 | ||
430 | /* clear any previous irq state, then ... */ | |
431 | local_irq_save(flags); | |
432 | LUB_IRQ_SET_CLR &= ~(1 << 0); | |
433 | local_irq_restore(flags); | |
434 | ||
435 | /* poll until mmc/sd card is removed */ | |
436 | if (LUB_IRQ_SET_CLR & (1 << 0)) | |
437 | mod_timer(&mmc_timer, jiffies + MMC_POLL_RATE); | |
438 | else { | |
2326eb98 | 439 | (void) mmc_detect_int(LUBBOCK_SD_IRQ, (void *)data); |
85eb226c DB |
440 | enable_irq(LUBBOCK_SD_IRQ); |
441 | } | |
442 | } | |
443 | ||
0cd61b68 | 444 | static irqreturn_t lubbock_detect_int(int irq, void *data) |
85eb226c DB |
445 | { |
446 | /* IRQ is level triggered; disable, and poll for removal */ | |
447 | disable_irq(irq); | |
448 | mod_timer(&mmc_timer, jiffies + MMC_POLL_RATE); | |
449 | ||
0cd61b68 | 450 | return mmc_detect_int(irq, data); |
85eb226c DB |
451 | } |
452 | ||
453 | static int lubbock_mci_init(struct device *dev, | |
40220c1a | 454 | irq_handler_t detect_int, |
85eb226c | 455 | void *data) |
1da177e4 | 456 | { |
85eb226c DB |
457 | /* detect card insert/eject */ |
458 | mmc_detect_int = detect_int; | |
459 | init_timer(&mmc_timer); | |
460 | mmc_timer.data = (unsigned long) data; | |
461 | return request_irq(LUBBOCK_SD_IRQ, lubbock_detect_int, | |
14673764 | 462 | 0, "lubbock-sd-detect", data); |
85eb226c DB |
463 | } |
464 | ||
465 | static int lubbock_mci_get_ro(struct device *dev) | |
466 | { | |
467 | return (LUB_MISC_RD & (1 << 2)) != 0; | |
468 | } | |
469 | ||
470 | static void lubbock_mci_exit(struct device *dev, void *data) | |
471 | { | |
472 | free_irq(LUBBOCK_SD_IRQ, data); | |
473 | del_timer_sync(&mmc_timer); | |
1da177e4 LT |
474 | } |
475 | ||
476 | static struct pxamci_platform_data lubbock_mci_platform_data = { | |
7a648256 | 477 | .ocr_mask = MMC_VDD_32_33|MMC_VDD_33_34, |
f97cab28 | 478 | .detect_delay_ms = 10, |
7a648256 RJ |
479 | .init = lubbock_mci_init, |
480 | .get_ro = lubbock_mci_get_ro, | |
481 | .exit = lubbock_mci_exit, | |
482 | .gpio_card_detect = -1, | |
483 | .gpio_card_ro = -1, | |
484 | .gpio_power = -1, | |
1da177e4 LT |
485 | }; |
486 | ||
6f475c01 NP |
487 | static void lubbock_irda_transceiver_mode(struct device *dev, int mode) |
488 | { | |
489 | unsigned long flags; | |
490 | ||
491 | local_irq_save(flags); | |
492 | if (mode & IR_SIRMODE) { | |
493 | LUB_MISC_WR &= ~(1 << 4); | |
494 | } else if (mode & IR_FIRMODE) { | |
495 | LUB_MISC_WR |= 1 << 4; | |
496 | } | |
0fc3ff31 | 497 | pxa2xx_transceiver_mode(dev, mode); |
6f475c01 NP |
498 | local_irq_restore(flags); |
499 | } | |
500 | ||
501 | static struct pxaficp_platform_data lubbock_ficp_platform_data = { | |
c4bd0172 MV |
502 | .gpio_pwdown = -1, |
503 | .transceiver_cap = IR_SIRMODE | IR_FIRMODE, | |
504 | .transceiver_mode = lubbock_irda_transceiver_mode, | |
6f475c01 NP |
505 | }; |
506 | ||
1da177e4 LT |
507 | static void __init lubbock_init(void) |
508 | { | |
74ec71e1 TP |
509 | int flashboot = (LUB_CONF_SWITCHES & 1); |
510 | ||
9b02b2df | 511 | pxa2xx_mfp_config(ARRAY_AND_SIZE(lubbock_pin_config)); |
512 | ||
cc155c6f RK |
513 | pxa_set_ffuart_info(NULL); |
514 | pxa_set_btuart_info(NULL); | |
515 | pxa_set_stuart_info(NULL); | |
516 | ||
c1ed406c | 517 | clk_add_alias("SA1111_CLK", NULL, "GPIO11_CLK", NULL); |
1da177e4 | 518 | pxa_set_udc_info(&udc_info); |
4321e1a1 | 519 | pxa_set_fb_info(NULL, &sharp_lm8v31); |
1da177e4 | 520 | pxa_set_mci_info(&lubbock_mci_platform_data); |
6f475c01 | 521 | pxa_set_ficp_info(&lubbock_ficp_platform_data); |
9f19d638 | 522 | pxa_set_ac97_info(NULL); |
74ec71e1 TP |
523 | |
524 | lubbock_flash_data[0].width = lubbock_flash_data[1].width = | |
ad68bb9f | 525 | (__raw_readl(BOOT_DEF) & 1) ? 2 : 4; |
74ec71e1 TP |
526 | /* Compensate for the nROMBT switch which swaps the flash banks */ |
527 | printk(KERN_NOTICE "Lubbock configured to boot from %s (bank %d)\n", | |
528 | flashboot?"Flash":"ROM", flashboot); | |
529 | ||
530 | lubbock_flash_data[flashboot^1].name = "application-flash"; | |
531 | lubbock_flash_data[flashboot].name = "boot-rom"; | |
1da177e4 | 532 | (void) platform_add_devices(devices, ARRAY_SIZE(devices)); |
9df5db80 | 533 | |
e172274c | 534 | pxa2xx_set_spi_info(1, &pxa_ssp_master_info); |
9df5db80 | 535 | spi_register_board_info(spi_board_info, ARRAY_SIZE(spi_board_info)); |
1da177e4 LT |
536 | } |
537 | ||
538 | static struct map_desc lubbock_io_desc[] __initdata = { | |
6f9182eb DS |
539 | { /* CPLD */ |
540 | .virtual = LUBBOCK_FPGA_VIRT, | |
541 | .pfn = __phys_to_pfn(LUBBOCK_FPGA_PHYS), | |
542 | .length = 0x00100000, | |
543 | .type = MT_DEVICE | |
544 | } | |
1da177e4 LT |
545 | }; |
546 | ||
547 | static void __init lubbock_map_io(void) | |
548 | { | |
851982c1 | 549 | pxa25x_map_io(); |
1da177e4 LT |
550 | iotable_init(lubbock_io_desc, ARRAY_SIZE(lubbock_io_desc)); |
551 | ||
1da177e4 LT |
552 | PCFR |= PCFR_OPDE; |
553 | } | |
554 | ||
55f5d8ec BW |
555 | /* |
556 | * Driver for the 8 discrete LEDs available for general use: | |
557 | * Note: bits [15-8] are used to enable/blank the 8 7 segment hex displays | |
558 | * so be sure to not monkey with them here. | |
559 | */ | |
560 | ||
561 | #if defined(CONFIG_NEW_LEDS) && defined(CONFIG_LEDS_CLASS) | |
562 | struct lubbock_led { | |
563 | struct led_classdev cdev; | |
564 | u8 mask; | |
565 | }; | |
566 | ||
567 | /* | |
568 | * The triggers lines up below will only be used if the | |
569 | * LED triggers are compiled in. | |
570 | */ | |
571 | static const struct { | |
572 | const char *name; | |
573 | const char *trigger; | |
574 | } lubbock_leds[] = { | |
575 | { "lubbock:D28", "default-on", }, | |
576 | { "lubbock:D27", "cpu0", }, | |
577 | { "lubbock:D26", "heartbeat" }, | |
578 | { "lubbock:D25", }, | |
579 | { "lubbock:D24", }, | |
580 | { "lubbock:D23", }, | |
581 | { "lubbock:D22", }, | |
582 | { "lubbock:D21", }, | |
583 | }; | |
584 | ||
585 | static void lubbock_led_set(struct led_classdev *cdev, | |
586 | enum led_brightness b) | |
587 | { | |
588 | struct lubbock_led *led = container_of(cdev, | |
589 | struct lubbock_led, cdev); | |
590 | u32 reg = LUB_DISC_BLNK_LED; | |
591 | ||
592 | if (b != LED_OFF) | |
593 | reg |= led->mask; | |
594 | else | |
595 | reg &= ~led->mask; | |
596 | ||
597 | LUB_DISC_BLNK_LED = reg; | |
598 | } | |
599 | ||
600 | static enum led_brightness lubbock_led_get(struct led_classdev *cdev) | |
601 | { | |
602 | struct lubbock_led *led = container_of(cdev, | |
603 | struct lubbock_led, cdev); | |
604 | u32 reg = LUB_DISC_BLNK_LED; | |
605 | ||
606 | return (reg & led->mask) ? LED_FULL : LED_OFF; | |
607 | } | |
608 | ||
609 | static int __init lubbock_leds_init(void) | |
610 | { | |
611 | int i; | |
612 | ||
613 | if (!machine_is_lubbock()) | |
614 | return -ENODEV; | |
615 | ||
616 | /* All ON */ | |
617 | LUB_DISC_BLNK_LED |= 0xff; | |
618 | for (i = 0; i < ARRAY_SIZE(lubbock_leds); i++) { | |
619 | struct lubbock_led *led; | |
620 | ||
621 | led = kzalloc(sizeof(*led), GFP_KERNEL); | |
622 | if (!led) | |
623 | break; | |
624 | ||
625 | led->cdev.name = lubbock_leds[i].name; | |
626 | led->cdev.brightness_set = lubbock_led_set; | |
627 | led->cdev.brightness_get = lubbock_led_get; | |
628 | led->cdev.default_trigger = lubbock_leds[i].trigger; | |
629 | led->mask = BIT(i); | |
630 | ||
631 | if (led_classdev_register(NULL, &led->cdev) < 0) { | |
632 | kfree(led); | |
633 | break; | |
634 | } | |
635 | } | |
636 | ||
637 | return 0; | |
638 | } | |
639 | ||
640 | /* | |
641 | * Since we may have triggers on any subsystem, defer registration | |
642 | * until after subsystem_init. | |
643 | */ | |
644 | fs_initcall(lubbock_leds_init); | |
645 | #endif | |
646 | ||
1da177e4 | 647 | MACHINE_START(LUBBOCK, "Intel DBPXA250 Development Platform (aka Lubbock)") |
e9dea0c6 | 648 | /* Maintainer: MontaVista Software Inc. */ |
e9dea0c6 | 649 | .map_io = lubbock_map_io, |
6ac6b817 | 650 | .nr_irqs = LUBBOCK_NR_IRQS, |
e9dea0c6 | 651 | .init_irq = lubbock_init_irq, |
8a97ae2f | 652 | .handle_irq = pxa25x_handle_irq, |
6bb27d73 | 653 | .init_time = pxa_timer_init, |
e9dea0c6 | 654 | .init_machine = lubbock_init, |
271a74fc | 655 | .restart = pxa_restart, |
1da177e4 | 656 | MACHINE_END |