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Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/sage/ceph...
[deliverable/linux.git] / arch / mips / alchemy / devboards / db1300.c
1 /*
2 * DBAu1300 init and platform device setup.
3 *
4 * (c) 2009 Manuel Lauss <manuel.lauss@googlemail.com>
5 */
6
7 #include <linux/dma-mapping.h>
8 #include <linux/gpio.h>
9 #include <linux/gpio_keys.h>
10 #include <linux/init.h>
11 #include <linux/input.h> /* KEY_* codes */
12 #include <linux/i2c.h>
13 #include <linux/io.h>
14 #include <linux/leds.h>
15 #include <linux/ata_platform.h>
16 #include <linux/mmc/host.h>
17 #include <linux/module.h>
18 #include <linux/mtd/mtd.h>
19 #include <linux/mtd/nand.h>
20 #include <linux/mtd/partitions.h>
21 #include <linux/platform_device.h>
22 #include <linux/smsc911x.h>
23
24 #include <asm/mach-au1x00/au1000.h>
25 #include <asm/mach-au1x00/au1100_mmc.h>
26 #include <asm/mach-au1x00/au1200fb.h>
27 #include <asm/mach-au1x00/au1xxx_dbdma.h>
28 #include <asm/mach-au1x00/au1xxx_psc.h>
29 #include <asm/mach-db1x00/db1300.h>
30 #include <asm/mach-db1x00/bcsr.h>
31 #include <asm/mach-au1x00/prom.h>
32
33 #include "platform.h"
34
35 static struct i2c_board_info db1300_i2c_devs[] __initdata = {
36 { I2C_BOARD_INFO("wm8731", 0x1b), }, /* I2S audio codec */
37 { I2C_BOARD_INFO("ne1619", 0x2d), }, /* adm1025-compat hwmon */
38 };
39
40 /* multifunction pins to assign to GPIO controller */
41 static int db1300_gpio_pins[] __initdata = {
42 AU1300_PIN_LCDPWM0, AU1300_PIN_PSC2SYNC1, AU1300_PIN_WAKE1,
43 AU1300_PIN_WAKE2, AU1300_PIN_WAKE3, AU1300_PIN_FG3AUX,
44 AU1300_PIN_EXTCLK1,
45 -1, /* terminator */
46 };
47
48 /* multifunction pins to assign to device functions */
49 static int db1300_dev_pins[] __initdata = {
50 /* wake-from-str pins 0-3 */
51 AU1300_PIN_WAKE0,
52 /* external clock sources for PSC0 */
53 AU1300_PIN_EXTCLK0,
54 /* 8bit MMC interface on SD0: 6-9 */
55 AU1300_PIN_SD0DAT4, AU1300_PIN_SD0DAT5, AU1300_PIN_SD0DAT6,
56 AU1300_PIN_SD0DAT7,
57 /* UART1 pins: 11-18 */
58 AU1300_PIN_U1RI, AU1300_PIN_U1DCD, AU1300_PIN_U1DSR,
59 AU1300_PIN_U1CTS, AU1300_PIN_U1RTS, AU1300_PIN_U1DTR,
60 AU1300_PIN_U1RX, AU1300_PIN_U1TX,
61 /* UART0 pins: 19-24 */
62 AU1300_PIN_U0RI, AU1300_PIN_U0DCD, AU1300_PIN_U0DSR,
63 AU1300_PIN_U0CTS, AU1300_PIN_U0RTS, AU1300_PIN_U0DTR,
64 /* UART2: 25-26 */
65 AU1300_PIN_U2RX, AU1300_PIN_U2TX,
66 /* UART3: 27-28 */
67 AU1300_PIN_U3RX, AU1300_PIN_U3TX,
68 /* LCD controller PWMs, ext pixclock: 30-31 */
69 AU1300_PIN_LCDPWM1, AU1300_PIN_LCDCLKIN,
70 /* SD1 interface: 32-37 */
71 AU1300_PIN_SD1DAT0, AU1300_PIN_SD1DAT1, AU1300_PIN_SD1DAT2,
72 AU1300_PIN_SD1DAT3, AU1300_PIN_SD1CMD, AU1300_PIN_SD1CLK,
73 /* SD2 interface: 38-43 */
74 AU1300_PIN_SD2DAT0, AU1300_PIN_SD2DAT1, AU1300_PIN_SD2DAT2,
75 AU1300_PIN_SD2DAT3, AU1300_PIN_SD2CMD, AU1300_PIN_SD2CLK,
76 /* PSC0/1 clocks: 44-45 */
77 AU1300_PIN_PSC0CLK, AU1300_PIN_PSC1CLK,
78 /* PSCs: 46-49/50-53/54-57/58-61 */
79 AU1300_PIN_PSC0SYNC0, AU1300_PIN_PSC0SYNC1, AU1300_PIN_PSC0D0,
80 AU1300_PIN_PSC0D1,
81 AU1300_PIN_PSC1SYNC0, AU1300_PIN_PSC1SYNC1, AU1300_PIN_PSC1D0,
82 AU1300_PIN_PSC1D1,
83 AU1300_PIN_PSC2SYNC0, AU1300_PIN_PSC2D0,
84 AU1300_PIN_PSC2D1,
85 AU1300_PIN_PSC3SYNC0, AU1300_PIN_PSC3SYNC1, AU1300_PIN_PSC3D0,
86 AU1300_PIN_PSC3D1,
87 /* PCMCIA interface: 62-70 */
88 AU1300_PIN_PCE2, AU1300_PIN_PCE1, AU1300_PIN_PIOS16,
89 AU1300_PIN_PIOR, AU1300_PIN_PWE, AU1300_PIN_PWAIT,
90 AU1300_PIN_PREG, AU1300_PIN_POE, AU1300_PIN_PIOW,
91 /* camera interface H/V sync inputs: 71-72 */
92 AU1300_PIN_CIMLS, AU1300_PIN_CIMFS,
93 /* PSC2/3 clocks: 73-74 */
94 AU1300_PIN_PSC2CLK, AU1300_PIN_PSC3CLK,
95 -1, /* terminator */
96 };
97
98 static void __init db1300_gpio_config(void)
99 {
100 int *i;
101
102 i = &db1300_dev_pins[0];
103 while (*i != -1)
104 au1300_pinfunc_to_dev(*i++);
105
106 i = &db1300_gpio_pins[0];
107 while (*i != -1)
108 au1300_gpio_direction_input(*i++);/* implies pin_to_gpio */
109
110 au1300_set_dbdma_gpio(1, AU1300_PIN_FG3AUX);
111 }
112
113 /**********************************************************************/
114
115 static void au1300_nand_cmd_ctrl(struct mtd_info *mtd, int cmd,
116 unsigned int ctrl)
117 {
118 struct nand_chip *this = mtd->priv;
119 unsigned long ioaddr = (unsigned long)this->IO_ADDR_W;
120
121 ioaddr &= 0xffffff00;
122
123 if (ctrl & NAND_CLE) {
124 ioaddr += MEM_STNAND_CMD;
125 } else if (ctrl & NAND_ALE) {
126 ioaddr += MEM_STNAND_ADDR;
127 } else {
128 /* assume we want to r/w real data by default */
129 ioaddr += MEM_STNAND_DATA;
130 }
131 this->IO_ADDR_R = this->IO_ADDR_W = (void __iomem *)ioaddr;
132 if (cmd != NAND_CMD_NONE) {
133 __raw_writeb(cmd, this->IO_ADDR_W);
134 wmb();
135 }
136 }
137
138 static int au1300_nand_device_ready(struct mtd_info *mtd)
139 {
140 return __raw_readl((void __iomem *)MEM_STSTAT) & 1;
141 }
142
143 static struct mtd_partition db1300_nand_parts[] = {
144 {
145 .name = "NAND FS 0",
146 .offset = 0,
147 .size = 8 * 1024 * 1024,
148 },
149 {
150 .name = "NAND FS 1",
151 .offset = MTDPART_OFS_APPEND,
152 .size = MTDPART_SIZ_FULL
153 },
154 };
155
156 struct platform_nand_data db1300_nand_platdata = {
157 .chip = {
158 .nr_chips = 1,
159 .chip_offset = 0,
160 .nr_partitions = ARRAY_SIZE(db1300_nand_parts),
161 .partitions = db1300_nand_parts,
162 .chip_delay = 20,
163 },
164 .ctrl = {
165 .dev_ready = au1300_nand_device_ready,
166 .cmd_ctrl = au1300_nand_cmd_ctrl,
167 },
168 };
169
170 static struct resource db1300_nand_res[] = {
171 [0] = {
172 .start = DB1300_NAND_PHYS_ADDR,
173 .end = DB1300_NAND_PHYS_ADDR + 0xff,
174 .flags = IORESOURCE_MEM,
175 },
176 };
177
178 static struct platform_device db1300_nand_dev = {
179 .name = "gen_nand",
180 .num_resources = ARRAY_SIZE(db1300_nand_res),
181 .resource = db1300_nand_res,
182 .id = -1,
183 .dev = {
184 .platform_data = &db1300_nand_platdata,
185 }
186 };
187
188 /**********************************************************************/
189
190 static struct resource db1300_eth_res[] = {
191 [0] = {
192 .start = DB1300_ETH_PHYS_ADDR,
193 .end = DB1300_ETH_PHYS_END,
194 .flags = IORESOURCE_MEM,
195 },
196 [1] = {
197 .start = DB1300_ETH_INT,
198 .end = DB1300_ETH_INT,
199 .flags = IORESOURCE_IRQ,
200 },
201 };
202
203 static struct smsc911x_platform_config db1300_eth_config = {
204 .phy_interface = PHY_INTERFACE_MODE_MII,
205 .irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
206 .irq_type = SMSC911X_IRQ_TYPE_PUSH_PULL,
207 .flags = SMSC911X_USE_32BIT,
208 };
209
210 static struct platform_device db1300_eth_dev = {
211 .name = "smsc911x",
212 .id = -1,
213 .num_resources = ARRAY_SIZE(db1300_eth_res),
214 .resource = db1300_eth_res,
215 .dev = {
216 .platform_data = &db1300_eth_config,
217 },
218 };
219
220 /**********************************************************************/
221
222 static struct resource au1300_psc1_res[] = {
223 [0] = {
224 .start = AU1300_PSC1_PHYS_ADDR,
225 .end = AU1300_PSC1_PHYS_ADDR + 0x0fff,
226 .flags = IORESOURCE_MEM,
227 },
228 [1] = {
229 .start = AU1300_PSC1_INT,
230 .end = AU1300_PSC1_INT,
231 .flags = IORESOURCE_IRQ,
232 },
233 [2] = {
234 .start = AU1300_DSCR_CMD0_PSC1_TX,
235 .end = AU1300_DSCR_CMD0_PSC1_TX,
236 .flags = IORESOURCE_DMA,
237 },
238 [3] = {
239 .start = AU1300_DSCR_CMD0_PSC1_RX,
240 .end = AU1300_DSCR_CMD0_PSC1_RX,
241 .flags = IORESOURCE_DMA,
242 },
243 };
244
245 static struct platform_device db1300_ac97_dev = {
246 .name = "au1xpsc_ac97",
247 .id = 1, /* PSC ID. match with AC97 codec ID! */
248 .num_resources = ARRAY_SIZE(au1300_psc1_res),
249 .resource = au1300_psc1_res,
250 };
251
252 /**********************************************************************/
253
254 static struct resource au1300_psc2_res[] = {
255 [0] = {
256 .start = AU1300_PSC2_PHYS_ADDR,
257 .end = AU1300_PSC2_PHYS_ADDR + 0x0fff,
258 .flags = IORESOURCE_MEM,
259 },
260 [1] = {
261 .start = AU1300_PSC2_INT,
262 .end = AU1300_PSC2_INT,
263 .flags = IORESOURCE_IRQ,
264 },
265 [2] = {
266 .start = AU1300_DSCR_CMD0_PSC2_TX,
267 .end = AU1300_DSCR_CMD0_PSC2_TX,
268 .flags = IORESOURCE_DMA,
269 },
270 [3] = {
271 .start = AU1300_DSCR_CMD0_PSC2_RX,
272 .end = AU1300_DSCR_CMD0_PSC2_RX,
273 .flags = IORESOURCE_DMA,
274 },
275 };
276
277 static struct platform_device db1300_i2s_dev = {
278 .name = "au1xpsc_i2s",
279 .id = 2, /* PSC ID */
280 .num_resources = ARRAY_SIZE(au1300_psc2_res),
281 .resource = au1300_psc2_res,
282 };
283
284 /**********************************************************************/
285
286 static struct resource au1300_psc3_res[] = {
287 [0] = {
288 .start = AU1300_PSC3_PHYS_ADDR,
289 .end = AU1300_PSC3_PHYS_ADDR + 0x0fff,
290 .flags = IORESOURCE_MEM,
291 },
292 [1] = {
293 .start = AU1300_PSC3_INT,
294 .end = AU1300_PSC3_INT,
295 .flags = IORESOURCE_IRQ,
296 },
297 [2] = {
298 .start = AU1300_DSCR_CMD0_PSC3_TX,
299 .end = AU1300_DSCR_CMD0_PSC3_TX,
300 .flags = IORESOURCE_DMA,
301 },
302 [3] = {
303 .start = AU1300_DSCR_CMD0_PSC3_RX,
304 .end = AU1300_DSCR_CMD0_PSC3_RX,
305 .flags = IORESOURCE_DMA,
306 },
307 };
308
309 static struct platform_device db1300_i2c_dev = {
310 .name = "au1xpsc_smbus",
311 .id = 0, /* bus number */
312 .num_resources = ARRAY_SIZE(au1300_psc3_res),
313 .resource = au1300_psc3_res,
314 };
315
316 /**********************************************************************/
317
318 /* proper key assignments when facing the LCD panel. For key assignments
319 * according to the schematics swap up with down and left with right.
320 * I chose to use it to emulate the arrow keys of a keyboard.
321 */
322 static struct gpio_keys_button db1300_5waysw_arrowkeys[] = {
323 {
324 .code = KEY_DOWN,
325 .gpio = AU1300_PIN_LCDPWM0,
326 .type = EV_KEY,
327 .debounce_interval = 1,
328 .active_low = 1,
329 .desc = "5waysw-down",
330 },
331 {
332 .code = KEY_UP,
333 .gpio = AU1300_PIN_PSC2SYNC1,
334 .type = EV_KEY,
335 .debounce_interval = 1,
336 .active_low = 1,
337 .desc = "5waysw-up",
338 },
339 {
340 .code = KEY_RIGHT,
341 .gpio = AU1300_PIN_WAKE3,
342 .type = EV_KEY,
343 .debounce_interval = 1,
344 .active_low = 1,
345 .desc = "5waysw-right",
346 },
347 {
348 .code = KEY_LEFT,
349 .gpio = AU1300_PIN_WAKE2,
350 .type = EV_KEY,
351 .debounce_interval = 1,
352 .active_low = 1,
353 .desc = "5waysw-left",
354 },
355 {
356 .code = KEY_ENTER,
357 .gpio = AU1300_PIN_WAKE1,
358 .type = EV_KEY,
359 .debounce_interval = 1,
360 .active_low = 1,
361 .desc = "5waysw-push",
362 },
363 };
364
365 static struct gpio_keys_platform_data db1300_5waysw_data = {
366 .buttons = db1300_5waysw_arrowkeys,
367 .nbuttons = ARRAY_SIZE(db1300_5waysw_arrowkeys),
368 .rep = 1,
369 .name = "db1300-5wayswitch",
370 };
371
372 static struct platform_device db1300_5waysw_dev = {
373 .name = "gpio-keys",
374 .dev = {
375 .platform_data = &db1300_5waysw_data,
376 },
377 };
378
379 /**********************************************************************/
380
381 static struct pata_platform_info db1300_ide_info = {
382 .ioport_shift = DB1300_IDE_REG_SHIFT,
383 };
384
385 #define IDE_ALT_START (14 << DB1300_IDE_REG_SHIFT)
386 static struct resource db1300_ide_res[] = {
387 [0] = {
388 .start = DB1300_IDE_PHYS_ADDR,
389 .end = DB1300_IDE_PHYS_ADDR + IDE_ALT_START - 1,
390 .flags = IORESOURCE_MEM,
391 },
392 [1] = {
393 .start = DB1300_IDE_PHYS_ADDR + IDE_ALT_START,
394 .end = DB1300_IDE_PHYS_ADDR + DB1300_IDE_PHYS_LEN - 1,
395 .flags = IORESOURCE_MEM,
396 },
397 [2] = {
398 .start = DB1300_IDE_INT,
399 .end = DB1300_IDE_INT,
400 .flags = IORESOURCE_IRQ,
401 },
402 };
403
404 static struct platform_device db1300_ide_dev = {
405 .dev = {
406 .platform_data = &db1300_ide_info,
407 },
408 .name = "pata_platform",
409 .resource = db1300_ide_res,
410 .num_resources = ARRAY_SIZE(db1300_ide_res),
411 };
412
413 /**********************************************************************/
414
415 static irqreturn_t db1300_mmc_cd(int irq, void *ptr)
416 {
417 void(*mmc_cd)(struct mmc_host *, unsigned long);
418
419 /* disable the one currently screaming. No other way to shut it up */
420 if (irq == DB1300_SD1_INSERT_INT) {
421 disable_irq_nosync(DB1300_SD1_INSERT_INT);
422 enable_irq(DB1300_SD1_EJECT_INT);
423 } else {
424 disable_irq_nosync(DB1300_SD1_EJECT_INT);
425 enable_irq(DB1300_SD1_INSERT_INT);
426 }
427
428 /* link against CONFIG_MMC=m. We can only be called once MMC core has
429 * initialized the controller, so symbol_get() should always succeed.
430 */
431 mmc_cd = symbol_get(mmc_detect_change);
432 mmc_cd(ptr, msecs_to_jiffies(500));
433 symbol_put(mmc_detect_change);
434
435 return IRQ_HANDLED;
436 }
437
438 static int db1300_mmc_card_readonly(void *mmc_host)
439 {
440 /* it uses SD1 interface, but the DB1200's SD0 bit in the CPLD */
441 return bcsr_read(BCSR_STATUS) & BCSR_STATUS_SD0WP;
442 }
443
444 static int db1300_mmc_card_inserted(void *mmc_host)
445 {
446 return bcsr_read(BCSR_SIGSTAT) & (1 << 12); /* insertion irq signal */
447 }
448
449 static int db1300_mmc_cd_setup(void *mmc_host, int en)
450 {
451 int ret;
452
453 if (en) {
454 ret = request_irq(DB1300_SD1_INSERT_INT, db1300_mmc_cd, 0,
455 "sd_insert", mmc_host);
456 if (ret)
457 goto out;
458
459 ret = request_irq(DB1300_SD1_EJECT_INT, db1300_mmc_cd, 0,
460 "sd_eject", mmc_host);
461 if (ret) {
462 free_irq(DB1300_SD1_INSERT_INT, mmc_host);
463 goto out;
464 }
465
466 if (db1300_mmc_card_inserted(mmc_host))
467 enable_irq(DB1300_SD1_EJECT_INT);
468 else
469 enable_irq(DB1300_SD1_INSERT_INT);
470
471 } else {
472 free_irq(DB1300_SD1_INSERT_INT, mmc_host);
473 free_irq(DB1300_SD1_EJECT_INT, mmc_host);
474 }
475 ret = 0;
476 out:
477 return ret;
478 }
479
480 static void db1300_mmcled_set(struct led_classdev *led,
481 enum led_brightness brightness)
482 {
483 if (brightness != LED_OFF)
484 bcsr_mod(BCSR_LEDS, BCSR_LEDS_LED0, 0);
485 else
486 bcsr_mod(BCSR_LEDS, 0, BCSR_LEDS_LED0);
487 }
488
489 static struct led_classdev db1300_mmc_led = {
490 .brightness_set = db1300_mmcled_set,
491 };
492
493 struct au1xmmc_platform_data db1300_sd1_platdata = {
494 .cd_setup = db1300_mmc_cd_setup,
495 .card_inserted = db1300_mmc_card_inserted,
496 .card_readonly = db1300_mmc_card_readonly,
497 .led = &db1300_mmc_led,
498 };
499
500 static struct resource au1300_sd1_res[] = {
501 [0] = {
502 .start = AU1300_SD1_PHYS_ADDR,
503 .end = AU1300_SD1_PHYS_ADDR,
504 .flags = IORESOURCE_MEM,
505 },
506 [1] = {
507 .start = AU1300_SD1_INT,
508 .end = AU1300_SD1_INT,
509 .flags = IORESOURCE_IRQ,
510 },
511 [2] = {
512 .start = AU1300_DSCR_CMD0_SDMS_TX1,
513 .end = AU1300_DSCR_CMD0_SDMS_TX1,
514 .flags = IORESOURCE_DMA,
515 },
516 [3] = {
517 .start = AU1300_DSCR_CMD0_SDMS_RX1,
518 .end = AU1300_DSCR_CMD0_SDMS_RX1,
519 .flags = IORESOURCE_DMA,
520 },
521 };
522
523 static struct platform_device db1300_sd1_dev = {
524 .dev = {
525 .platform_data = &db1300_sd1_platdata,
526 },
527 .name = "au1xxx-mmc",
528 .id = 1,
529 .resource = au1300_sd1_res,
530 .num_resources = ARRAY_SIZE(au1300_sd1_res),
531 };
532
533 /**********************************************************************/
534
535 static int db1300_movinand_inserted(void *mmc_host)
536 {
537 return 0; /* disable for now, it doesn't work yet */
538 }
539
540 static int db1300_movinand_readonly(void *mmc_host)
541 {
542 return 0;
543 }
544
545 static void db1300_movinand_led_set(struct led_classdev *led,
546 enum led_brightness brightness)
547 {
548 if (brightness != LED_OFF)
549 bcsr_mod(BCSR_LEDS, BCSR_LEDS_LED1, 0);
550 else
551 bcsr_mod(BCSR_LEDS, 0, BCSR_LEDS_LED1);
552 }
553
554 static struct led_classdev db1300_movinand_led = {
555 .brightness_set = db1300_movinand_led_set,
556 };
557
558 struct au1xmmc_platform_data db1300_sd0_platdata = {
559 .card_inserted = db1300_movinand_inserted,
560 .card_readonly = db1300_movinand_readonly,
561 .led = &db1300_movinand_led,
562 .mask_host_caps = MMC_CAP_NEEDS_POLL,
563 };
564
565 static struct resource au1300_sd0_res[] = {
566 [0] = {
567 .start = AU1100_SD0_PHYS_ADDR,
568 .end = AU1100_SD0_PHYS_ADDR,
569 .flags = IORESOURCE_MEM,
570 },
571 [1] = {
572 .start = AU1300_SD0_INT,
573 .end = AU1300_SD0_INT,
574 .flags = IORESOURCE_IRQ,
575 },
576 [2] = {
577 .start = AU1300_DSCR_CMD0_SDMS_TX0,
578 .end = AU1300_DSCR_CMD0_SDMS_TX0,
579 .flags = IORESOURCE_DMA,
580 },
581 [3] = {
582 .start = AU1300_DSCR_CMD0_SDMS_RX0,
583 .end = AU1300_DSCR_CMD0_SDMS_RX0,
584 .flags = IORESOURCE_DMA,
585 },
586 };
587
588 static struct platform_device db1300_sd0_dev = {
589 .dev = {
590 .platform_data = &db1300_sd0_platdata,
591 },
592 .name = "au1xxx-mmc",
593 .id = 0,
594 .resource = au1300_sd0_res,
595 .num_resources = ARRAY_SIZE(au1300_sd0_res),
596 };
597
598 /**********************************************************************/
599
600 static struct platform_device db1300_wm9715_dev = {
601 .name = "wm9712-codec",
602 .id = 1, /* ID of PSC for AC97 audio, see asoc glue! */
603 };
604
605 static struct platform_device db1300_ac97dma_dev = {
606 .name = "au1xpsc-pcm",
607 .id = 1, /* PSC ID */
608 };
609
610 static struct platform_device db1300_i2sdma_dev = {
611 .name = "au1xpsc-pcm",
612 .id = 2, /* PSC ID */
613 };
614
615 static struct platform_device db1300_sndac97_dev = {
616 .name = "db1300-ac97",
617 };
618
619 static struct platform_device db1300_sndi2s_dev = {
620 .name = "db1300-i2s",
621 };
622
623 /**********************************************************************/
624
625 static int db1300fb_panel_index(void)
626 {
627 return 9; /* DB1300_800x480 */
628 }
629
630 static int db1300fb_panel_init(void)
631 {
632 /* Apply power (Vee/Vdd logic is inverted on Panel DB1300_800x480) */
633 bcsr_mod(BCSR_BOARD, BCSR_BOARD_LCDVEE | BCSR_BOARD_LCDVDD,
634 BCSR_BOARD_LCDBL);
635 return 0;
636 }
637
638 static int db1300fb_panel_shutdown(void)
639 {
640 /* Remove power (Vee/Vdd logic is inverted on Panel DB1300_800x480) */
641 bcsr_mod(BCSR_BOARD, BCSR_BOARD_LCDBL,
642 BCSR_BOARD_LCDVEE | BCSR_BOARD_LCDVDD);
643 return 0;
644 }
645
646 static struct au1200fb_platdata db1300fb_pd = {
647 .panel_index = db1300fb_panel_index,
648 .panel_init = db1300fb_panel_init,
649 .panel_shutdown = db1300fb_panel_shutdown,
650 };
651
652 static struct resource au1300_lcd_res[] = {
653 [0] = {
654 .start = AU1200_LCD_PHYS_ADDR,
655 .end = AU1200_LCD_PHYS_ADDR + 0x800 - 1,
656 .flags = IORESOURCE_MEM,
657 },
658 [1] = {
659 .start = AU1300_LCD_INT,
660 .end = AU1300_LCD_INT,
661 .flags = IORESOURCE_IRQ,
662 }
663 };
664
665 static u64 au1300_lcd_dmamask = DMA_BIT_MASK(32);
666
667 static struct platform_device db1300_lcd_dev = {
668 .name = "au1200-lcd",
669 .id = 0,
670 .dev = {
671 .dma_mask = &au1300_lcd_dmamask,
672 .coherent_dma_mask = DMA_BIT_MASK(32),
673 .platform_data = &db1300fb_pd,
674 },
675 .num_resources = ARRAY_SIZE(au1300_lcd_res),
676 .resource = au1300_lcd_res,
677 };
678
679 /**********************************************************************/
680
681 static struct platform_device *db1300_dev[] __initdata = {
682 &db1300_eth_dev,
683 &db1300_i2c_dev,
684 &db1300_5waysw_dev,
685 &db1300_nand_dev,
686 &db1300_ide_dev,
687 &db1300_sd0_dev,
688 &db1300_sd1_dev,
689 &db1300_lcd_dev,
690 &db1300_ac97_dev,
691 &db1300_i2s_dev,
692 &db1300_wm9715_dev,
693 &db1300_ac97dma_dev,
694 &db1300_i2sdma_dev,
695 &db1300_sndac97_dev,
696 &db1300_sndi2s_dev,
697 };
698
699 int __init db1300_dev_setup(void)
700 {
701 int swapped, cpldirq;
702
703 /* setup CPLD IRQ muxer */
704 cpldirq = au1300_gpio_to_irq(AU1300_PIN_EXTCLK1);
705 irq_set_irq_type(cpldirq, IRQ_TYPE_LEVEL_HIGH);
706 bcsr_init_irq(DB1300_FIRST_INT, DB1300_LAST_INT, cpldirq);
707
708 /* insert/eject IRQs: one always triggers so don't enable them
709 * when doing request_irq() on them. DB1200 has this bug too.
710 */
711 irq_set_status_flags(DB1300_SD1_INSERT_INT, IRQ_NOAUTOEN);
712 irq_set_status_flags(DB1300_SD1_EJECT_INT, IRQ_NOAUTOEN);
713 irq_set_status_flags(DB1300_CF_INSERT_INT, IRQ_NOAUTOEN);
714 irq_set_status_flags(DB1300_CF_EJECT_INT, IRQ_NOAUTOEN);
715
716 /*
717 * setup board
718 */
719 prom_get_ethernet_addr(&db1300_eth_config.mac[0]);
720
721 i2c_register_board_info(0, db1300_i2c_devs,
722 ARRAY_SIZE(db1300_i2c_devs));
723
724 /* Audio PSC clock is supplied by codecs (PSC1, 2) */
725 __raw_writel(PSC_SEL_CLK_SERCLK,
726 (void __iomem *)KSEG1ADDR(AU1300_PSC1_PHYS_ADDR) + PSC_SEL_OFFSET);
727 wmb();
728 __raw_writel(PSC_SEL_CLK_SERCLK,
729 (void __iomem *)KSEG1ADDR(AU1300_PSC2_PHYS_ADDR) + PSC_SEL_OFFSET);
730 wmb();
731 /* I2C uses internal 48MHz EXTCLK1 */
732 __raw_writel(PSC_SEL_CLK_INTCLK,
733 (void __iomem *)KSEG1ADDR(AU1300_PSC3_PHYS_ADDR) + PSC_SEL_OFFSET);
734 wmb();
735
736 /* enable power to USB ports */
737 bcsr_mod(BCSR_RESETS, 0, BCSR_RESETS_USBHPWR | BCSR_RESETS_OTGPWR);
738
739 /* although it is socket #0, it uses the CPLD bits which previous boards
740 * have used for socket #1.
741 */
742 db1x_register_pcmcia_socket(
743 AU1000_PCMCIA_ATTR_PHYS_ADDR,
744 AU1000_PCMCIA_ATTR_PHYS_ADDR + 0x00400000 - 1,
745 AU1000_PCMCIA_MEM_PHYS_ADDR,
746 AU1000_PCMCIA_MEM_PHYS_ADDR + 0x00400000 - 1,
747 AU1000_PCMCIA_IO_PHYS_ADDR,
748 AU1000_PCMCIA_IO_PHYS_ADDR + 0x00010000 - 1,
749 DB1300_CF_INT, DB1300_CF_INSERT_INT, 0, DB1300_CF_EJECT_INT, 1);
750
751 swapped = bcsr_read(BCSR_STATUS) & BCSR_STATUS_DB1200_SWAPBOOT;
752 db1x_register_norflash(64 << 20, 2, swapped);
753
754 return platform_add_devices(db1300_dev, ARRAY_SIZE(db1300_dev));
755 }
756
757
758 int __init db1300_board_setup(void)
759 {
760 unsigned short whoami;
761
762 db1300_gpio_config();
763 bcsr_init(DB1300_BCSR_PHYS_ADDR,
764 DB1300_BCSR_PHYS_ADDR + DB1300_BCSR_HEXLED_OFS);
765
766 whoami = bcsr_read(BCSR_WHOAMI);
767 printk(KERN_INFO "NetLogic DBAu1300 Development Platform.\n\t"
768 "BoardID %d CPLD Rev %d DaughtercardID %d\n",
769 BCSR_WHOAMI_BOARD(whoami), BCSR_WHOAMI_CPLD(whoami),
770 BCSR_WHOAMI_DCID(whoami));
771
772 /* enable UARTs, YAMON only enables #2 */
773 alchemy_uart_enable(AU1300_UART0_PHYS_ADDR);
774 alchemy_uart_enable(AU1300_UART1_PHYS_ADDR);
775 alchemy_uart_enable(AU1300_UART3_PHYS_ADDR);
776
777 return 0;
778 }
Linux kernel - Deliverables
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