mach-crag6410-module.c

  1// SPDX-License-Identifier: GPL-2.0
  2//
  3// Speyside modules for Cragganmore - board data probing
  4//
  5// Copyright 2011 Wolfson Microelectronics plc
  6//	Mark Brown <broonie@opensource.wolfsonmicro.com>
  7
  8#include <linux/export.h>
  9#include <linux/interrupt.h>
 10#include <linux/i2c.h>
 11#include <linux/spi/spi.h>
 12#include <linux/gpio/machine.h>
 13
 14#include <linux/mfd/wm831x/irq.h>
 15#include <linux/mfd/wm831x/gpio.h>
 16#include <linux/mfd/wm8994/pdata.h>
 17#include <linux/mfd/arizona/pdata.h>
 18
 19#include <linux/regulator/machine.h>
 20
 21#include <sound/wm0010.h>
 22#include <sound/wm2200.h>
 23#include <sound/wm5100.h>
 24#include <sound/wm8996.h>
 25#include <sound/wm8962.h>
 26#include <sound/wm9081.h>
 27
 28#include <linux/platform_data/spi-s3c64xx.h>
 29
 30#include "cpu.h"
 31#include "irqs.h"
 32
 33#include "crag6410.h"
 34
 35static struct gpiod_lookup_table wm0010_gpiod_table = {
 36	.dev_id = "spi0.0", /* SPI device name */
 37	.table = {
 38		/* Active high for Glenfarclas Rev 2 */
 39		GPIO_LOOKUP("GPION", 6,
 40			    "reset", GPIO_ACTIVE_HIGH),
 41		{ },
 42	},
 43};
 44
 45static struct wm0010_pdata wm0010_pdata = {
 46	/* Intentionally left blank */
 47};
 48
 49static struct spi_board_info wm1253_devs[] = {
 50	[0] = {
 51		.modalias	= "wm0010",
 52		.max_speed_hz	= 26 * 1000 * 1000,
 53		.bus_num	= 0,
 54		.chip_select	= 0,
 55		.mode		= SPI_MODE_0,
 56		.irq		= S3C_EINT(4),
 57		.platform_data = &wm0010_pdata,
 58	},
 59};
 60
 61static struct spi_board_info balblair_devs[] = {
 62	[0] = {
 63		.modalias	= "wm0010",
 64		.max_speed_hz	= 26 * 1000 * 1000,
 65		.bus_num	= 0,
 66		.chip_select	= 0,
 67		.mode		= SPI_MODE_0,
 68		.irq		= S3C_EINT(4),
 69		.platform_data = &wm0010_pdata,
 70	},
 71};
 72
 73static struct gpiod_lookup_table wm5100_gpiod_table = {
 74	.dev_id = "1-001a", /* Device 001a on I2C bus 1 */
 75	.table = {
 76		GPIO_LOOKUP("GPION", 7,
 77			    "wlf,ldo1ena", GPIO_ACTIVE_HIGH),
 78		GPIO_LOOKUP("wm5100", 3,
 79			    "hp-pol", GPIO_ACTIVE_HIGH),
 80		{ },
 81	},
 82};
 83
 84static struct wm5100_pdata wm5100_pdata = {
 85	.irq_flags = IRQF_TRIGGER_HIGH,
 86
 87	.in_mode = {
 88		WM5100_IN_DIFF,
 89		WM5100_IN_DIFF,
 90		WM5100_IN_DIFF,
 91		WM5100_IN_SE,
 92	},
 93
 94	.jack_modes = {
 95		{ WM5100_MICDET_MICBIAS3, 0, 0 },
 96		{ WM5100_MICDET_MICBIAS2, 1, 1 },
 97	},
 98
 99	.gpio_defaults = {
100		0,
101		0,
102		0,
103		0,
104		0x2, /* IRQ: CMOS output */
105		0x3, /* CLKOUT: CMOS output */
106	},
107};
108
109static struct wm8996_retune_mobile_config wm8996_retune[] = {
110	{
111		.name = "Sub LPF",
112		.rate = 48000,
113		.regs = {
114			0x6318, 0x6300, 0x1000, 0x0000, 0x0004, 0x2000, 0xF000,
115			0x0000, 0x0004, 0x2000, 0xF000, 0x0000, 0x0004, 0x2000,
116			0xF000, 0x0000, 0x0004, 0x1000, 0x0800, 0x4000
117		},
118	},
119	{
120		.name = "Sub HPF",
121		.rate = 48000,
122		.regs = {
123			0x000A, 0x6300, 0x1000, 0x0000, 0x0004, 0x2000, 0xF000,
124			0x0000, 0x0004, 0x2000, 0xF000, 0x0000, 0x0004, 0x2000,
125			0xF000, 0x0000, 0x0004, 0x1000, 0x0800, 0x4000
126		},
127	},
128};
129
130static struct gpiod_lookup_table wm8996_gpiod_table = {
131	.dev_id = "1-001a", /* Device 001a on I2C bus 1 */
132	.table = {
133		GPIO_LOOKUP("GPION", 7,
134			    "wlf,ldo1ena", GPIO_ACTIVE_HIGH),
135		{ },
136	},
137};
138
139static struct wm8996_pdata wm8996_pdata __initdata = {
140	.micdet_def = 1,
141	.inl_mode = WM8996_DIFFERRENTIAL_1,
142	.inr_mode = WM8996_DIFFERRENTIAL_1,
143
144	.irq_flags = IRQF_TRIGGER_RISING,
145
146	.gpio_default = {
147		0x8001, /* GPIO1 == ADCLRCLK1 */
148		0x8001, /* GPIO2 == ADCLRCLK2, input due to CPU */
149		0x0141, /* GPIO3 == HP_SEL */
150		0x0002, /* GPIO4 == IRQ */
151		0x020e, /* GPIO5 == CLKOUT */
152	},
153
154	.retune_mobile_cfgs = wm8996_retune,
155	.num_retune_mobile_cfgs = ARRAY_SIZE(wm8996_retune),
156};
157
158static struct wm8962_pdata wm8962_pdata __initdata = {
159	.gpio_init = {
160		0,
161		WM8962_GPIO_FN_OPCLK,
162		WM8962_GPIO_FN_DMICCLK,
163		0,
164		0x8000 | WM8962_GPIO_FN_DMICDAT,
165		WM8962_GPIO_FN_IRQ,    /* Open drain mode */
166	},
167	.in4_dc_measure = true,
168};
169
170static struct wm9081_pdata wm9081_pdata __initdata = {
171	.irq_high = false,
172	.irq_cmos = false,
173};
174
175static const struct i2c_board_info wm1254_devs[] = {
176	{ I2C_BOARD_INFO("wm8996", 0x1a),
177	  .platform_data = &wm8996_pdata,
178	  .irq = GLENFARCLAS_PMIC_IRQ_BASE + WM831X_IRQ_GPIO_2,
179	},
180	{ I2C_BOARD_INFO("wm9081", 0x6c),
181	  .platform_data = &wm9081_pdata, },
182};
183
184static const struct i2c_board_info wm1255_devs[] = {
185	{ I2C_BOARD_INFO("wm5100", 0x1a),
186	  .platform_data = &wm5100_pdata,
187	  .irq = GLENFARCLAS_PMIC_IRQ_BASE + WM831X_IRQ_GPIO_2,
188	},
189	{ I2C_BOARD_INFO("wm9081", 0x6c),
190	  .platform_data = &wm9081_pdata, },
191};
192
193static const struct i2c_board_info wm1259_devs[] = {
194	{ I2C_BOARD_INFO("wm8962", 0x1a),
195	  .platform_data = &wm8962_pdata,
196	  .irq = GLENFARCLAS_PMIC_IRQ_BASE + WM831X_IRQ_GPIO_2,
197	},
198};
199
200static struct regulator_init_data wm8994_ldo1 = {
201	.supply_regulator = "WALLVDD",
202};
203
204static struct regulator_init_data wm8994_ldo2 = {
205	.supply_regulator = "WALLVDD",
206};
207
208static struct wm8994_pdata wm8994_pdata = {
209	.gpio_base = CODEC_GPIO_BASE,
210	.micb2_delay = 150,
211	.gpio_defaults = {
212		0x3,          /* IRQ out, active high, CMOS */
213	},
214	.ldo = {
215		 { .init_data = &wm8994_ldo1, },
216		 { .init_data = &wm8994_ldo2, },
217	},
218};
219
220static const struct i2c_board_info wm1277_devs[] = {
221	{ I2C_BOARD_INFO("wm8958", 0x1a),  /* WM8958 is the superset */
222	  .platform_data = &wm8994_pdata,
223	  .irq = GLENFARCLAS_PMIC_IRQ_BASE + WM831X_IRQ_GPIO_2,
224	  .dev_name = "wm8958",
225	},
226};
227
228static struct gpiod_lookup_table wm8994_gpiod_table = {
229	.dev_id = "i2c-wm8958", /* I2C device name */
230	.table = {
231		GPIO_LOOKUP("GPION", 6,
232			    "wlf,ldo1ena", GPIO_ACTIVE_HIGH),
233		GPIO_LOOKUP("GPION", 4,
234			    "wlf,ldo2ena", GPIO_ACTIVE_HIGH),
235		{ },
236	},
237};
238
239static struct arizona_pdata wm5102_reva_pdata = {
240	.gpio_base = CODEC_GPIO_BASE,
241	.irq_flags = IRQF_TRIGGER_HIGH,
242	.micd_pol_gpio = CODEC_GPIO_BASE + 4,
243	.micd_rate = 6,
244	.gpio_defaults = {
245		[2] = 0x10000, /* AIF3TXLRCLK */
246		[3] = 0x4,     /* OPCLK */
247	},
248};
249
250static struct spi_board_info wm5102_reva_spi_devs[] = {
251	[0] = {
252		.modalias	= "wm5102",
253		.max_speed_hz	= 10 * 1000 * 1000,
254		.bus_num	= 0,
255		.chip_select	= 1,
256		.mode		= SPI_MODE_0,
257		.irq		= GLENFARCLAS_PMIC_IRQ_BASE +
258				  WM831X_IRQ_GPIO_2,
259		.platform_data = &wm5102_reva_pdata,
260	},
261};
262
263static struct gpiod_lookup_table wm5102_reva_gpiod_table = {
264	.dev_id = "spi0.1", /* SPI device name */
265	.table = {
266		GPIO_LOOKUP("GPION", 7,
267			    "wlf,ldoena", GPIO_ACTIVE_HIGH),
268		{ },
269	},
270};
271
272static struct arizona_pdata wm5102_pdata = {
273	.gpio_base = CODEC_GPIO_BASE,
274	.irq_flags = IRQF_TRIGGER_HIGH,
275	.micd_pol_gpio = CODEC_GPIO_BASE + 2,
276	.gpio_defaults = {
277		[2] = 0x10000, /* AIF3TXLRCLK */
278		[3] = 0x4,     /* OPCLK */
279	},
280};
281
282static struct spi_board_info wm5102_spi_devs[] = {
283	[0] = {
284		.modalias	= "wm5102",
285		.max_speed_hz	= 10 * 1000 * 1000,
286		.bus_num	= 0,
287		.chip_select	= 1,
288		.mode		= SPI_MODE_0,
289		.irq		= GLENFARCLAS_PMIC_IRQ_BASE +
290				  WM831X_IRQ_GPIO_2,
291		.platform_data = &wm5102_pdata,
292	},
293};
294
295static struct gpiod_lookup_table wm5102_gpiod_table = {
296	.dev_id = "spi0.1", /* SPI device name */
297	.table = {
298		GPIO_LOOKUP("GPION", 7,
299			    "wlf,ldo1ena", GPIO_ACTIVE_HIGH),
300		{ },
301	},
302};
303
304static struct spi_board_info wm5110_spi_devs[] = {
305	[0] = {
306		.modalias	= "wm5110",
307		.max_speed_hz	= 10 * 1000 * 1000,
308		.bus_num	= 0,
309		.chip_select	= 1,
310		.mode		= SPI_MODE_0,
311		.irq		= GLENFARCLAS_PMIC_IRQ_BASE +
312				  WM831X_IRQ_GPIO_2,
313		.platform_data = &wm5102_reva_pdata,
314	},
315};
316
317static const struct i2c_board_info wm6230_i2c_devs[] = {
318	{ I2C_BOARD_INFO("wm9081", 0x6c),
319	  .platform_data = &wm9081_pdata, },
320};
321
322static struct wm2200_pdata wm2200_pdata = {
323	.gpio_defaults = {
324		[2] = 0x0005,  /* GPIO3 24.576MHz output clock */
325	},
326};
327
328static struct gpiod_lookup_table wm2200_gpiod_table = {
329	.dev_id = "1-003a", /* Device 003a on I2C bus 1 */
330	.table = {
331		GPIO_LOOKUP("GPION", 7,
332			    "wlf,ldo1ena", GPIO_ACTIVE_HIGH),
333		{ },
334	},
335};
336
337static const struct i2c_board_info wm2200_i2c[] = {
338	{ I2C_BOARD_INFO("wm2200", 0x3a),
339	  .platform_data = &wm2200_pdata, },
340};
341
342static const struct {
343	u8 id;
344	u8 rev;
345	const char *name;
346	const struct i2c_board_info *i2c_devs;
347	int num_i2c_devs;
348	const struct spi_board_info *spi_devs;
349	int num_spi_devs;
350
351	struct gpiod_lookup_table *gpiod_table;
352} gf_mods[] = {
353	{ .id = 0x01, .rev = 0xff, .name = "1250-EV1 Springbank" },
354	{ .id = 0x02, .rev = 0xff, .name = "1251-EV1 Jura" },
355	{ .id = 0x03, .rev = 0xff, .name = "1252-EV1 Glenlivet" },
356	{ .id = 0x06, .rev = 0xff, .name = "WM8997-6721-CS96-EV1 Lapraoig" },
357	{ .id = 0x07, .rev = 0xff, .name = "WM5110-6271 Deanston",
358	  .spi_devs = wm5110_spi_devs,
359	  .num_spi_devs = ARRAY_SIZE(wm5110_spi_devs) },
360	{ .id = 0x08, .rev = 0xff, .name = "WM8903-6102 Tamdhu" },
361	{ .id = 0x09, .rev = 0xff, .name = "WM1811A-6305 Adelphi" },
362	{ .id = 0x0a, .rev = 0xff, .name = "WM8996-6272 Blackadder" },
363	{ .id = 0x0b, .rev = 0xff, .name = "WM8994-6235 Benromach" },
364	{ .id = 0x11, .rev = 0xff, .name = "6249-EV2 Glenfarclas", },
365	{ .id = 0x14, .rev = 0xff, .name = "6271-EV1 Lochnagar" },
366	{ .id = 0x15, .rev = 0xff, .name = "6320-EV1 Bells",
367	  .i2c_devs = wm6230_i2c_devs,
368	  .num_i2c_devs = ARRAY_SIZE(wm6230_i2c_devs) },
369	{ .id = 0x21, .rev = 0xff, .name = "1275-EV1 Mortlach" },
370	{ .id = 0x25, .rev = 0xff, .name = "1274-EV1 Glencadam" },
371	{ .id = 0x31, .rev = 0xff, .name = "1253-EV1 Tomatin",
372	  .spi_devs = wm1253_devs, .num_spi_devs = ARRAY_SIZE(wm1253_devs),
373	  .gpiod_table = &wm0010_gpiod_table },
374	{ .id = 0x32, .rev = 0xff, .name = "XXXX-EV1 Caol Illa" },
375	{ .id = 0x33, .rev = 0xff, .name = "XXXX-EV1 Oban" },
376	{ .id = 0x34, .rev = 0xff, .name = "WM0010-6320-CS42 Balblair",
377	  .spi_devs = balblair_devs,
378	  .num_spi_devs = ARRAY_SIZE(balblair_devs) },
379	{ .id = 0x39, .rev = 0xff, .name = "1254-EV1 Dallas Dhu",
380	  .i2c_devs = wm1254_devs, .num_i2c_devs = ARRAY_SIZE(wm1254_devs),
381	  .gpiod_table = &wm8996_gpiod_table },
382	{ .id = 0x3a, .rev = 0xff, .name = "1259-EV1 Tobermory",
383	  .i2c_devs = wm1259_devs, .num_i2c_devs = ARRAY_SIZE(wm1259_devs) },
384	{ .id = 0x3b, .rev = 0xff, .name = "1255-EV1 Kilchoman",
385	  .i2c_devs = wm1255_devs, .num_i2c_devs = ARRAY_SIZE(wm1255_devs),
386	  .gpiod_table = &wm5100_gpiod_table },
387	{ .id = 0x3c, .rev = 0xff, .name = "1273-EV1 Longmorn" },
388	{ .id = 0x3d, .rev = 0xff, .name = "1277-EV1 Littlemill",
389	  .i2c_devs = wm1277_devs, .num_i2c_devs = ARRAY_SIZE(wm1277_devs),
390	  .gpiod_table = &wm8994_gpiod_table },
391	{ .id = 0x3e, .rev = 0, .name = "WM5102-6271-EV1-CS127 Amrut",
392	  .spi_devs = wm5102_reva_spi_devs,
393	  .num_spi_devs = ARRAY_SIZE(wm5102_reva_spi_devs),
394	  .gpiod_table = &wm5102_reva_gpiod_table },
395	{ .id = 0x3e, .rev = -1, .name = "WM5102-6271-EV1-CS127 Amrut",
396	  .spi_devs = wm5102_spi_devs,
397	  .num_spi_devs = ARRAY_SIZE(wm5102_spi_devs),
398	  .gpiod_table = &wm5102_gpiod_table },
399	{ .id = 0x3f, .rev = -1, .name = "WM2200-6271-CS90-M-REV1",
400	  .i2c_devs = wm2200_i2c, .num_i2c_devs = ARRAY_SIZE(wm2200_i2c),
401	  .gpiod_table = &wm2200_gpiod_table },
402};
403
404static int wlf_gf_module_probe(struct i2c_client *i2c)
405{
406	int ret, i, j, id, rev;
407
408	ret = i2c_smbus_read_byte_data(i2c, 0);
409	if (ret < 0) {
410		dev_err(&i2c->dev, "Failed to read ID: %d\n", ret);
411		return ret;
412	}
413
414	id = (ret & 0xfe) >> 2;
415	rev = ret & 0x3;
416	for (i = 0; i < ARRAY_SIZE(gf_mods); i++)
417		if (id == gf_mods[i].id && (gf_mods[i].rev == 0xff ||
418					    rev == gf_mods[i].rev))
419			break;
420
421	gpiod_add_lookup_table(&wm5102_reva_gpiod_table);
422	gpiod_add_lookup_table(&wm5102_gpiod_table);
423	gpiod_add_lookup_table(&wm8994_gpiod_table);
424
425	if (i < ARRAY_SIZE(gf_mods)) {
426		dev_info(&i2c->dev, "%s revision %d\n",
427			 gf_mods[i].name, rev + 1);
428
429		for (j = 0; j < gf_mods[i].num_i2c_devs; j++) {
430			if (IS_ERR(i2c_new_client_device(i2c->adapter,
431							 &(gf_mods[i].i2c_devs[j]))))
432				dev_err(&i2c->dev, "Failed to register\n");
433		}
434
435		spi_register_board_info(gf_mods[i].spi_devs,
436					gf_mods[i].num_spi_devs);
437
438		if (gf_mods[i].gpiod_table)
439			gpiod_add_lookup_table(gf_mods[i].gpiod_table);
440	} else {
441		dev_warn(&i2c->dev, "Unknown module ID 0x%x revision %d\n",
442			 id, rev + 1);
443	}
444
445	return 0;
446}
447
448static const struct i2c_device_id wlf_gf_module_id[] = {
449	{ "wlf-gf-module" },
450	{ }
451};
452
453static struct i2c_driver wlf_gf_module_driver = {
454	.driver = {
455		.name = "wlf-gf-module"
456	},
457	.probe = wlf_gf_module_probe,
458	.id_table = wlf_gf_module_id,
459};
460
461static int __init wlf_gf_module_register(void)
462{
463	if (!soc_is_s3c64xx())
464		return 0;
465
466	return i2c_add_driver(&wlf_gf_module_driver);
467}
468device_initcall(wlf_gf_module_register);