1
2
3
4
5
6
7
8
9
10#include <linux/clk.h>
11#include <linux/davinci_emac.h>
12#include <linux/gpio.h>
13#include <linux/init.h>
14#include <linux/kernel.h>
15#include <linux/of_platform.h>
16#include <linux/ti_wilink_st.h>
17#include <linux/wl12xx.h>
18#include <linux/mmc/card.h>
19#include <linux/mmc/host.h>
20#include <linux/regulator/machine.h>
21#include <linux/regulator/fixed.h>
22
23#include <linux/platform_data/pinctrl-single.h>
24#include <linux/platform_data/hsmmc-omap.h>
25#include <linux/platform_data/iommu-omap.h>
26#include <linux/platform_data/wkup_m3.h>
27#include <linux/platform_data/pwm_omap_dmtimer.h>
28#include <linux/platform_data/media/ir-rx51.h>
29#include <linux/platform_data/asoc-ti-mcbsp.h>
30#include <plat/dmtimer.h>
31
32#include "common.h"
33#include "common-board-devices.h"
34#include "dss-common.h"
35#include "control.h"
36#include "omap_device.h"
37#include "omap-pm.h"
38#include "omap-secure.h"
39#include "soc.h"
40#include "hsmmc.h"
41
42static struct omap_hsmmc_platform_data __maybe_unused mmc_pdata[2];
43
44struct pdata_init {
45 const char *compatible;
46 void (*fn)(void);
47};
48
49static struct of_dev_auxdata omap_auxdata_lookup[];
50static struct twl4030_gpio_platform_data twl_gpio_auxdata;
51
52#ifdef CONFIG_MACH_NOKIA_N8X0
53static void __init omap2420_n8x0_legacy_init(void)
54{
55 omap_auxdata_lookup[0].platform_data = n8x0_legacy_init();
56}
57#else
58#define omap2420_n8x0_legacy_init NULL
59#endif
60
61#ifdef CONFIG_ARCH_OMAP3
62
63
64
65
66
67
68static void __init omap3_gpio126_127_129(void)
69{
70 u32 reg;
71
72 reg = omap_ctrl_readl(OMAP343X_CONTROL_PBIAS_LITE);
73 reg &= ~OMAP343X_PBIASLITEVMODE1;
74 reg |= OMAP343X_PBIASLITEPWRDNZ1;
75 omap_ctrl_writel(reg, OMAP343X_CONTROL_PBIAS_LITE);
76 if (cpu_is_omap3630()) {
77 reg = omap_ctrl_readl(OMAP34XX_CONTROL_WKUP_CTRL);
78 reg |= OMAP36XX_GPIO_IO_PWRDNZ;
79 omap_ctrl_writel(reg, OMAP34XX_CONTROL_WKUP_CTRL);
80 }
81}
82
83static void __init hsmmc2_internal_input_clk(void)
84{
85 u32 reg;
86
87 reg = omap_ctrl_readl(OMAP343X_CONTROL_DEVCONF1);
88 reg |= OMAP2_MMCSDIO2ADPCLKISEL;
89 omap_ctrl_writel(reg, OMAP343X_CONTROL_DEVCONF1);
90}
91
92static struct iommu_platform_data omap3_iommu_pdata = {
93 .reset_name = "mmu",
94 .assert_reset = omap_device_assert_hardreset,
95 .deassert_reset = omap_device_deassert_hardreset,
96};
97
98static int omap3_sbc_t3730_twl_callback(struct device *dev,
99 unsigned gpio,
100 unsigned ngpio)
101{
102 int res;
103
104 res = gpio_request_one(gpio + 2, GPIOF_OUT_INIT_HIGH,
105 "wlan pwr");
106 if (res)
107 return res;
108
109 gpio_export(gpio, 0);
110
111 return 0;
112}
113
114static void __init omap3_sbc_t3x_usb_hub_init(int gpio, char *hub_name)
115{
116 int err = gpio_request_one(gpio, GPIOF_OUT_INIT_LOW, hub_name);
117
118 if (err) {
119 pr_err("SBC-T3x: %s reset gpio request failed: %d\n",
120 hub_name, err);
121 return;
122 }
123
124 gpio_export(gpio, 0);
125
126 udelay(10);
127 gpio_set_value(gpio, 1);
128 msleep(1);
129}
130
131static void __init omap3_sbc_t3730_twl_init(void)
132{
133 twl_gpio_auxdata.setup = omap3_sbc_t3730_twl_callback;
134}
135
136static void __init omap3_sbc_t3730_legacy_init(void)
137{
138 omap3_sbc_t3x_usb_hub_init(167, "sb-t35 usb hub");
139}
140
141static void __init omap3_sbc_t3530_legacy_init(void)
142{
143 omap3_sbc_t3x_usb_hub_init(167, "sb-t35 usb hub");
144}
145
146static struct ti_st_plat_data wilink_pdata = {
147 .nshutdown_gpio = 137,
148 .dev_name = "/dev/ttyO1",
149 .flow_cntrl = 1,
150 .baud_rate = 300000,
151};
152
153static struct platform_device wl18xx_device = {
154 .name = "kim",
155 .id = -1,
156 .dev = {
157 .platform_data = &wilink_pdata,
158 }
159};
160
161static struct ti_st_plat_data wilink7_pdata = {
162 .nshutdown_gpio = 162,
163 .dev_name = "/dev/ttyO1",
164 .flow_cntrl = 1,
165 .baud_rate = 300000,
166};
167
168static struct platform_device wl128x_device = {
169 .name = "kim",
170 .id = -1,
171 .dev = {
172 .platform_data = &wilink7_pdata,
173 }
174};
175
176static struct platform_device btwilink_device = {
177 .name = "btwilink",
178 .id = -1,
179};
180
181static void __init omap3_igep0020_rev_f_legacy_init(void)
182{
183 platform_device_register(&wl18xx_device);
184 platform_device_register(&btwilink_device);
185}
186
187static void __init omap3_igep0030_rev_g_legacy_init(void)
188{
189 platform_device_register(&wl18xx_device);
190 platform_device_register(&btwilink_device);
191}
192
193static void __init omap3_evm_legacy_init(void)
194{
195 hsmmc2_internal_input_clk();
196}
197
198static void am35xx_enable_emac_int(void)
199{
200 u32 v;
201
202 v = omap_ctrl_readl(AM35XX_CONTROL_LVL_INTR_CLEAR);
203 v |= (AM35XX_CPGMAC_C0_RX_PULSE_CLR | AM35XX_CPGMAC_C0_TX_PULSE_CLR |
204 AM35XX_CPGMAC_C0_MISC_PULSE_CLR | AM35XX_CPGMAC_C0_RX_THRESH_CLR);
205 omap_ctrl_writel(v, AM35XX_CONTROL_LVL_INTR_CLEAR);
206 omap_ctrl_readl(AM35XX_CONTROL_LVL_INTR_CLEAR);
207}
208
209static void am35xx_disable_emac_int(void)
210{
211 u32 v;
212
213 v = omap_ctrl_readl(AM35XX_CONTROL_LVL_INTR_CLEAR);
214 v |= (AM35XX_CPGMAC_C0_RX_PULSE_CLR | AM35XX_CPGMAC_C0_TX_PULSE_CLR);
215 omap_ctrl_writel(v, AM35XX_CONTROL_LVL_INTR_CLEAR);
216 omap_ctrl_readl(AM35XX_CONTROL_LVL_INTR_CLEAR);
217}
218
219static struct emac_platform_data am35xx_emac_pdata = {
220 .interrupt_enable = am35xx_enable_emac_int,
221 .interrupt_disable = am35xx_disable_emac_int,
222};
223
224static void __init am35xx_emac_reset(void)
225{
226 u32 v;
227
228 v = omap_ctrl_readl(AM35XX_CONTROL_IP_SW_RESET);
229 v &= ~AM35XX_CPGMACSS_SW_RST;
230 omap_ctrl_writel(v, AM35XX_CONTROL_IP_SW_RESET);
231 omap_ctrl_readl(AM35XX_CONTROL_IP_SW_RESET);
232}
233
234static struct gpio cm_t3517_wlan_gpios[] __initdata = {
235 { 56, GPIOF_OUT_INIT_HIGH, "wlan pwr" },
236 { 4, GPIOF_OUT_INIT_HIGH, "xcvr noe" },
237};
238
239static void __init omap3_sbc_t3517_wifi_init(void)
240{
241 int err = gpio_request_array(cm_t3517_wlan_gpios,
242 ARRAY_SIZE(cm_t3517_wlan_gpios));
243 if (err) {
244 pr_err("SBC-T3517: wl12xx gpios request failed: %d\n", err);
245 return;
246 }
247
248 gpio_export(cm_t3517_wlan_gpios[0].gpio, 0);
249 gpio_export(cm_t3517_wlan_gpios[1].gpio, 0);
250
251 msleep(100);
252 gpio_set_value(cm_t3517_wlan_gpios[1].gpio, 0);
253}
254
255static void __init omap3_sbc_t3517_legacy_init(void)
256{
257 omap3_sbc_t3x_usb_hub_init(152, "cm-t3517 usb hub");
258 omap3_sbc_t3x_usb_hub_init(98, "sb-t35 usb hub");
259 am35xx_emac_reset();
260 hsmmc2_internal_input_clk();
261 omap3_sbc_t3517_wifi_init();
262}
263
264static void __init am3517_evm_legacy_init(void)
265{
266 am35xx_emac_reset();
267}
268
269static struct platform_device omap3_rom_rng_device = {
270 .name = "omap3-rom-rng",
271 .id = -1,
272 .dev = {
273 .platform_data = rx51_secure_rng_call,
274 },
275};
276
277static void __init nokia_n900_legacy_init(void)
278{
279 hsmmc2_internal_input_clk();
280 mmc_pdata[0].name = "external";
281 mmc_pdata[1].name = "internal";
282
283 if (omap_type() == OMAP2_DEVICE_TYPE_SEC) {
284 if (IS_ENABLED(CONFIG_ARM_ERRATA_430973)) {
285 pr_info("RX-51: Enabling ARM errata 430973 workaround\n");
286
287 rx51_secure_update_aux_cr(BIT(6), 0);
288 } else {
289 pr_warn("RX-51: Not enabling ARM errata 430973 workaround\n");
290 pr_warn("Thumb binaries may crash randomly without this workaround\n");
291 }
292
293 pr_info("RX-51: Registering OMAP3 HWRNG device\n");
294 platform_device_register(&omap3_rom_rng_device);
295 }
296}
297
298static void __init omap3_tao3530_legacy_init(void)
299{
300 hsmmc2_internal_input_clk();
301}
302
303static void __init omap3_logicpd_torpedo_init(void)
304{
305 omap3_gpio126_127_129();
306 platform_device_register(&wl128x_device);
307 platform_device_register(&btwilink_device);
308}
309
310
311#define PANDORA_WIFI_IRQ_GPIO 21
312#define PANDORA_WIFI_NRESET_GPIO 23
313
314static struct platform_device pandora_backlight = {
315 .name = "pandora-backlight",
316 .id = -1,
317};
318
319static struct regulator_consumer_supply pandora_vmmc3_supply[] = {
320 REGULATOR_SUPPLY("vmmc", "omap_hsmmc.2"),
321};
322
323static struct regulator_init_data pandora_vmmc3 = {
324 .constraints = {
325 .valid_ops_mask = REGULATOR_CHANGE_STATUS,
326 },
327 .num_consumer_supplies = ARRAY_SIZE(pandora_vmmc3_supply),
328 .consumer_supplies = pandora_vmmc3_supply,
329};
330
331static struct fixed_voltage_config pandora_vwlan = {
332 .supply_name = "vwlan",
333 .microvolts = 1800000,
334 .gpio = PANDORA_WIFI_NRESET_GPIO,
335 .startup_delay = 50000,
336 .enable_high = 1,
337 .init_data = &pandora_vmmc3,
338};
339
340static struct platform_device pandora_vwlan_device = {
341 .name = "reg-fixed-voltage",
342 .id = 1,
343 .dev = {
344 .platform_data = &pandora_vwlan,
345 },
346};
347
348static void pandora_wl1251_init_card(struct mmc_card *card)
349{
350
351
352
353
354 if (card->type == MMC_TYPE_SDIO || card->type == MMC_TYPE_SD_COMBO) {
355 card->quirks |= MMC_QUIRK_NONSTD_SDIO;
356 card->cccr.wide_bus = 1;
357 card->cis.vendor = 0x104c;
358 card->cis.device = 0x9066;
359 card->cis.blksize = 512;
360 card->cis.max_dtr = 24000000;
361 card->ocr = 0x80;
362 }
363}
364
365static struct omap2_hsmmc_info pandora_mmc3[] = {
366 {
367 .mmc = 3,
368 .caps = MMC_CAP_4_BIT_DATA | MMC_CAP_POWER_OFF_CARD,
369 .gpio_cd = -EINVAL,
370 .gpio_wp = -EINVAL,
371 .init_card = pandora_wl1251_init_card,
372 },
373 {}
374};
375
376static void __init pandora_wl1251_init(void)
377{
378 struct wl1251_platform_data pandora_wl1251_pdata;
379 int ret;
380
381 memset(&pandora_wl1251_pdata, 0, sizeof(pandora_wl1251_pdata));
382
383 pandora_wl1251_pdata.power_gpio = -1;
384
385 ret = gpio_request_one(PANDORA_WIFI_IRQ_GPIO, GPIOF_IN, "wl1251 irq");
386 if (ret < 0)
387 goto fail;
388
389 pandora_wl1251_pdata.irq = gpio_to_irq(PANDORA_WIFI_IRQ_GPIO);
390 if (pandora_wl1251_pdata.irq < 0)
391 goto fail_irq;
392
393 pandora_wl1251_pdata.use_eeprom = true;
394 ret = wl1251_set_platform_data(&pandora_wl1251_pdata);
395 if (ret < 0)
396 goto fail_irq;
397
398 return;
399
400fail_irq:
401 gpio_free(PANDORA_WIFI_IRQ_GPIO);
402fail:
403 pr_err("wl1251 board initialisation failed\n");
404}
405
406static void __init omap3_pandora_legacy_init(void)
407{
408 platform_device_register(&pandora_backlight);
409 platform_device_register(&pandora_vwlan_device);
410 omap_hsmmc_init(pandora_mmc3);
411 omap_hsmmc_late_init(pandora_mmc3);
412 pandora_wl1251_init();
413}
414#endif
415
416#if defined(CONFIG_ARCH_OMAP4) || defined(CONFIG_SOC_OMAP5)
417static struct iommu_platform_data omap4_iommu_pdata = {
418 .reset_name = "mmu_cache",
419 .assert_reset = omap_device_assert_hardreset,
420 .deassert_reset = omap_device_deassert_hardreset,
421};
422#endif
423
424#if defined(CONFIG_SOC_AM33XX) || defined(CONFIG_SOC_AM43XX)
425static struct wkup_m3_platform_data wkup_m3_data = {
426 .reset_name = "wkup_m3",
427 .assert_reset = omap_device_assert_hardreset,
428 .deassert_reset = omap_device_deassert_hardreset,
429};
430#endif
431
432#ifdef CONFIG_SOC_OMAP5
433static void __init omap5_uevm_legacy_init(void)
434{
435}
436#endif
437
438static struct pcs_pdata pcs_pdata;
439
440void omap_pcs_legacy_init(int irq, void (*rearm)(void))
441{
442 pcs_pdata.irq = irq;
443 pcs_pdata.rearm = rearm;
444}
445
446
447
448
449
450void omap_auxdata_legacy_init(struct device *dev)
451{
452 if (dev->platform_data)
453 return;
454
455 if (strcmp("twl4030-gpio", dev_name(dev)))
456 return;
457
458 dev->platform_data = &twl_gpio_auxdata;
459}
460
461
462#if IS_ENABLED(CONFIG_OMAP_DM_TIMER)
463static struct pwm_omap_dmtimer_pdata pwm_dmtimer_pdata = {
464 .request_by_node = omap_dm_timer_request_by_node,
465 .request_specific = omap_dm_timer_request_specific,
466 .request = omap_dm_timer_request,
467 .set_source = omap_dm_timer_set_source,
468 .get_irq = omap_dm_timer_get_irq,
469 .set_int_enable = omap_dm_timer_set_int_enable,
470 .set_int_disable = omap_dm_timer_set_int_disable,
471 .free = omap_dm_timer_free,
472 .enable = omap_dm_timer_enable,
473 .disable = omap_dm_timer_disable,
474 .get_fclk = omap_dm_timer_get_fclk,
475 .start = omap_dm_timer_start,
476 .stop = omap_dm_timer_stop,
477 .set_load = omap_dm_timer_set_load,
478 .set_match = omap_dm_timer_set_match,
479 .set_pwm = omap_dm_timer_set_pwm,
480 .set_prescaler = omap_dm_timer_set_prescaler,
481 .read_counter = omap_dm_timer_read_counter,
482 .write_counter = omap_dm_timer_write_counter,
483 .read_status = omap_dm_timer_read_status,
484 .write_status = omap_dm_timer_write_status,
485};
486#endif
487
488static struct lirc_rx51_platform_data __maybe_unused rx51_lirc_data = {
489 .set_max_mpu_wakeup_lat = omap_pm_set_max_mpu_wakeup_lat,
490};
491
492static struct platform_device __maybe_unused rx51_lirc_device = {
493 .name = "lirc_rx51",
494 .id = -1,
495 .dev = {
496 .platform_data = &rx51_lirc_data,
497 },
498};
499
500#if IS_ENABLED(CONFIG_SND_OMAP_SOC_MCBSP)
501static struct omap_mcbsp_platform_data mcbsp_pdata;
502static void __init omap3_mcbsp_init(void)
503{
504 omap3_mcbsp_init_pdata_callback(&mcbsp_pdata);
505}
506#else
507static void __init omap3_mcbsp_init(void) {}
508#endif
509
510
511
512
513
514static struct pdata_init auxdata_quirks[] __initdata = {
515#ifdef CONFIG_SOC_OMAP2420
516 { "nokia,n800", omap2420_n8x0_legacy_init, },
517 { "nokia,n810", omap2420_n8x0_legacy_init, },
518 { "nokia,n810-wimax", omap2420_n8x0_legacy_init, },
519#endif
520#ifdef CONFIG_ARCH_OMAP3
521 { "compulab,omap3-sbc-t3730", omap3_sbc_t3730_twl_init, },
522#endif
523 { },
524};
525
526static struct of_dev_auxdata omap_auxdata_lookup[] __initdata = {
527#ifdef CONFIG_MACH_NOKIA_N8X0
528 OF_DEV_AUXDATA("ti,omap2420-mmc", 0x4809c000, "mmci-omap.0", NULL),
529 OF_DEV_AUXDATA("menelaus", 0x72, "1-0072", &n8x0_menelaus_platform_data),
530 OF_DEV_AUXDATA("tlv320aic3x", 0x18, "2-0018", &n810_aic33_data),
531#endif
532#ifdef CONFIG_ARCH_OMAP3
533 OF_DEV_AUXDATA("ti,omap2-iommu", 0x5d000000, "5d000000.mmu",
534 &omap3_iommu_pdata),
535 OF_DEV_AUXDATA("ti,omap3-hsmmc", 0x4809c000, "4809c000.mmc", &mmc_pdata[0]),
536 OF_DEV_AUXDATA("ti,omap3-hsmmc", 0x480b4000, "480b4000.mmc", &mmc_pdata[1]),
537 OF_DEV_AUXDATA("nokia,n900-ir", 0, "n900-ir", &rx51_lirc_data),
538
539 OF_DEV_AUXDATA("ti,davinci_mdio", 0x5c030000, "davinci_mdio.0", NULL),
540 OF_DEV_AUXDATA("ti,am3517-emac", 0x5c000000, "davinci_emac.0",
541 &am35xx_emac_pdata),
542
543#if IS_ENABLED(CONFIG_SND_OMAP_SOC_MCBSP)
544 OF_DEV_AUXDATA("ti,omap3-mcbsp", 0x49022000, "49022000.mcbsp", &mcbsp_pdata),
545 OF_DEV_AUXDATA("ti,omap3-mcbsp", 0x49024000, "49024000.mcbsp", &mcbsp_pdata),
546#endif
547#endif
548#ifdef CONFIG_SOC_AM33XX
549 OF_DEV_AUXDATA("ti,am3352-wkup-m3", 0x44d00000, "44d00000.wkup_m3",
550 &wkup_m3_data),
551#endif
552#ifdef CONFIG_SOC_AM43XX
553 OF_DEV_AUXDATA("ti,am4372-wkup-m3", 0x44d00000, "44d00000.wkup_m3",
554 &wkup_m3_data),
555#endif
556#if IS_ENABLED(CONFIG_OMAP_DM_TIMER)
557 OF_DEV_AUXDATA("ti,omap-dmtimer-pwm", 0, NULL, &pwm_dmtimer_pdata),
558#endif
559#if defined(CONFIG_ARCH_OMAP4) || defined(CONFIG_SOC_OMAP5)
560 OF_DEV_AUXDATA("ti,omap4-iommu", 0x4a066000, "4a066000.mmu",
561 &omap4_iommu_pdata),
562 OF_DEV_AUXDATA("ti,omap4-iommu", 0x55082000, "55082000.mmu",
563 &omap4_iommu_pdata),
564#endif
565
566 OF_DEV_AUXDATA("pinctrl-single", 0, NULL, &pcs_pdata),
567 { },
568};
569
570
571
572
573
574static struct pdata_init pdata_quirks[] __initdata = {
575#ifdef CONFIG_ARCH_OMAP3
576 { "compulab,omap3-sbc-t3517", omap3_sbc_t3517_legacy_init, },
577 { "compulab,omap3-sbc-t3530", omap3_sbc_t3530_legacy_init, },
578 { "compulab,omap3-sbc-t3730", omap3_sbc_t3730_legacy_init, },
579 { "nokia,omap3-n900", nokia_n900_legacy_init, },
580 { "nokia,omap3-n9", hsmmc2_internal_input_clk, },
581 { "nokia,omap3-n950", hsmmc2_internal_input_clk, },
582 { "isee,omap3-igep0020-rev-f", omap3_igep0020_rev_f_legacy_init, },
583 { "isee,omap3-igep0030-rev-g", omap3_igep0030_rev_g_legacy_init, },
584 { "logicpd,dm3730-torpedo-devkit", omap3_logicpd_torpedo_init, },
585 { "ti,omap3-evm-37xx", omap3_evm_legacy_init, },
586 { "ti,am3517-evm", am3517_evm_legacy_init, },
587 { "technexion,omap3-tao3530", omap3_tao3530_legacy_init, },
588 { "openpandora,omap3-pandora-600mhz", omap3_pandora_legacy_init, },
589 { "openpandora,omap3-pandora-1ghz", omap3_pandora_legacy_init, },
590#endif
591#ifdef CONFIG_SOC_OMAP5
592 { "ti,omap5-uevm", omap5_uevm_legacy_init, },
593#endif
594 { },
595};
596
597static void pdata_quirks_check(struct pdata_init *quirks)
598{
599 while (quirks->compatible) {
600 if (of_machine_is_compatible(quirks->compatible)) {
601 if (quirks->fn)
602 quirks->fn();
603 break;
604 }
605 quirks++;
606 }
607}
608
609void __init pdata_quirks_init(const struct of_device_id *omap_dt_match_table)
610{
611
612
613
614
615 if (of_machine_is_compatible("ti,omap2420") ||
616 of_machine_is_compatible("ti,omap3"))
617 omap_sdrc_init(NULL, NULL);
618
619 if (of_machine_is_compatible("ti,omap3"))
620 omap3_mcbsp_init();
621 pdata_quirks_check(auxdata_quirks);
622 of_platform_populate(NULL, omap_dt_match_table,
623 omap_auxdata_lookup, NULL);
624 pdata_quirks_check(pdata_quirks);
625}
626
