1d2912cb1SThomas Gleixner // SPDX-License-Identifier: GPL-2.0-only
2f2644a2cSMark Brown /*
3f2644a2cSMark Brown * wm8960.c -- WM8960 ALSA SoC Audio driver
4f2644a2cSMark Brown *
5656baaebSMark Brown * Copyright 2007-11 Wolfson Microelectronics, plc
6656baaebSMark Brown *
7f2644a2cSMark Brown * Author: Liam Girdwood
8f2644a2cSMark Brown */
9f2644a2cSMark Brown
10f2644a2cSMark Brown #include <linux/module.h>
11f2644a2cSMark Brown #include <linux/moduleparam.h>
12f2644a2cSMark Brown #include <linux/init.h>
13f2644a2cSMark Brown #include <linux/delay.h>
14f2644a2cSMark Brown #include <linux/pm.h>
1575aa8868SZidan Wang #include <linux/clk.h>
16f2644a2cSMark Brown #include <linux/i2c.h>
177e0bdbaeSNicola Lunghi #include <linux/acpi.h>
185a0e3ad6STejun Heo #include <linux/slab.h>
19f2644a2cSMark Brown #include <sound/core.h>
20f2644a2cSMark Brown #include <sound/pcm.h>
21f2644a2cSMark Brown #include <sound/pcm_params.h>
22f2644a2cSMark Brown #include <sound/soc.h>
23f2644a2cSMark Brown #include <sound/initval.h>
24f2644a2cSMark Brown #include <sound/tlv.h>
25b6877a47SMark Brown #include <sound/wm8960.h>
26f2644a2cSMark Brown
27f2644a2cSMark Brown #include "wm8960.h"
28f2644a2cSMark Brown
29f2644a2cSMark Brown /* R25 - Power 1 */
30913d7b4cSMark Brown #define WM8960_VMID_MASK 0x180
31f2644a2cSMark Brown #define WM8960_VREF 0x40
32f2644a2cSMark Brown
33913d7b4cSMark Brown /* R26 - Power 2 */
34913d7b4cSMark Brown #define WM8960_PWR2_LOUT1 0x40
35913d7b4cSMark Brown #define WM8960_PWR2_ROUT1 0x20
36913d7b4cSMark Brown #define WM8960_PWR2_OUT3 0x02
37913d7b4cSMark Brown
38f2644a2cSMark Brown /* R28 - Anti-pop 1 */
39f2644a2cSMark Brown #define WM8960_POBCTRL 0x80
40f2644a2cSMark Brown #define WM8960_BUFDCOPEN 0x10
41f2644a2cSMark Brown #define WM8960_BUFIOEN 0x08
42f2644a2cSMark Brown #define WM8960_SOFT_ST 0x04
43f2644a2cSMark Brown #define WM8960_HPSTBY 0x01
44f2644a2cSMark Brown
45f2644a2cSMark Brown /* R29 - Anti-pop 2 */
46f2644a2cSMark Brown #define WM8960_DISOP 0x40
47913d7b4cSMark Brown #define WM8960_DRES_MASK 0x30
48f2644a2cSMark Brown
493c7a4c24SViorel Suman #define WM8960_DSCH_TOUT 600 /* discharge timeout, ms */
503c7a4c24SViorel Suman
513176bf2dSZidan Wang static bool is_pll_freq_available(unsigned int source, unsigned int target);
52e075fc17SKuninori Morimoto static int wm8960_set_pll(struct snd_soc_component *component,
533176bf2dSZidan Wang unsigned int freq_in, unsigned int freq_out);
54f2644a2cSMark Brown /*
55f2644a2cSMark Brown * wm8960 register cache
56f2644a2cSMark Brown * We can't read the WM8960 register space when we are
57f2644a2cSMark Brown * using 2 wire for device control, so we cache them instead.
58f2644a2cSMark Brown */
590ebe36c6SMark Brown static const struct reg_default wm8960_reg_defaults[] = {
60b3df026eSMark Brown { 0x0, 0x00a7 },
61b3df026eSMark Brown { 0x1, 0x00a7 },
620ebe36c6SMark Brown { 0x2, 0x0000 },
630ebe36c6SMark Brown { 0x3, 0x0000 },
640ebe36c6SMark Brown { 0x4, 0x0000 },
650ebe36c6SMark Brown { 0x5, 0x0008 },
660ebe36c6SMark Brown { 0x6, 0x0000 },
670ebe36c6SMark Brown { 0x7, 0x000a },
680ebe36c6SMark Brown { 0x8, 0x01c0 },
690ebe36c6SMark Brown { 0x9, 0x0000 },
700ebe36c6SMark Brown { 0xa, 0x00ff },
710ebe36c6SMark Brown { 0xb, 0x00ff },
720ebe36c6SMark Brown
730ebe36c6SMark Brown { 0x10, 0x0000 },
740ebe36c6SMark Brown { 0x11, 0x007b },
750ebe36c6SMark Brown { 0x12, 0x0100 },
760ebe36c6SMark Brown { 0x13, 0x0032 },
770ebe36c6SMark Brown { 0x14, 0x0000 },
780ebe36c6SMark Brown { 0x15, 0x00c3 },
790ebe36c6SMark Brown { 0x16, 0x00c3 },
800ebe36c6SMark Brown { 0x17, 0x01c0 },
810ebe36c6SMark Brown { 0x18, 0x0000 },
820ebe36c6SMark Brown { 0x19, 0x0000 },
830ebe36c6SMark Brown { 0x1a, 0x0000 },
840ebe36c6SMark Brown { 0x1b, 0x0000 },
850ebe36c6SMark Brown { 0x1c, 0x0000 },
860ebe36c6SMark Brown { 0x1d, 0x0000 },
870ebe36c6SMark Brown
880ebe36c6SMark Brown { 0x20, 0x0100 },
890ebe36c6SMark Brown { 0x21, 0x0100 },
900ebe36c6SMark Brown { 0x22, 0x0050 },
910ebe36c6SMark Brown
920ebe36c6SMark Brown { 0x25, 0x0050 },
930ebe36c6SMark Brown { 0x26, 0x0000 },
940ebe36c6SMark Brown { 0x27, 0x0000 },
950ebe36c6SMark Brown { 0x28, 0x0000 },
960ebe36c6SMark Brown { 0x29, 0x0000 },
970ebe36c6SMark Brown { 0x2a, 0x0040 },
980ebe36c6SMark Brown { 0x2b, 0x0000 },
990ebe36c6SMark Brown { 0x2c, 0x0000 },
1000ebe36c6SMark Brown { 0x2d, 0x0050 },
1010ebe36c6SMark Brown { 0x2e, 0x0050 },
1020ebe36c6SMark Brown { 0x2f, 0x0000 },
1030ebe36c6SMark Brown { 0x30, 0x0002 },
1040ebe36c6SMark Brown { 0x31, 0x0037 },
1050ebe36c6SMark Brown
1060ebe36c6SMark Brown { 0x33, 0x0080 },
1070ebe36c6SMark Brown { 0x34, 0x0008 },
1080ebe36c6SMark Brown { 0x35, 0x0031 },
1090ebe36c6SMark Brown { 0x36, 0x0026 },
1100ebe36c6SMark Brown { 0x37, 0x00e9 },
111f2644a2cSMark Brown };
112f2644a2cSMark Brown
wm8960_volatile(struct device * dev,unsigned int reg)1130ebe36c6SMark Brown static bool wm8960_volatile(struct device *dev, unsigned int reg)
1140ebe36c6SMark Brown {
1150ebe36c6SMark Brown switch (reg) {
1160ebe36c6SMark Brown case WM8960_RESET:
1170ebe36c6SMark Brown return true;
1180ebe36c6SMark Brown default:
1190ebe36c6SMark Brown return false;
1200ebe36c6SMark Brown }
1210ebe36c6SMark Brown }
1220ebe36c6SMark Brown
123422f10adSFabio Estevam #define WM8960_NUM_SUPPLIES 5
124422f10adSFabio Estevam static const char *wm8960_supply_names[WM8960_NUM_SUPPLIES] = {
125422f10adSFabio Estevam "DCVDD",
126422f10adSFabio Estevam "DBVDD",
127422f10adSFabio Estevam "AVDD",
128422f10adSFabio Estevam "SPKVDD1",
129422f10adSFabio Estevam "SPKVDD2",
130422f10adSFabio Estevam };
131422f10adSFabio Estevam
132f2644a2cSMark Brown struct wm8960_priv {
13375aa8868SZidan Wang struct clk *mclk;
1340ebe36c6SMark Brown struct regmap *regmap;
135e075fc17SKuninori Morimoto int (*set_bias_level)(struct snd_soc_component *,
136f0fba2adSLiam Girdwood enum snd_soc_bias_level level);
137913d7b4cSMark Brown struct snd_soc_dapm_widget *lout1;
138913d7b4cSMark Brown struct snd_soc_dapm_widget *rout1;
139913d7b4cSMark Brown struct snd_soc_dapm_widget *out3;
140afd6d36aSMark Brown bool deemph;
1413176bf2dSZidan Wang int lrclk;
1420e50b51aSZidan Wang int bclk;
1430e50b51aSZidan Wang int sysclk;
1443176bf2dSZidan Wang int clk_id;
1453176bf2dSZidan Wang int freq_in;
1463176bf2dSZidan Wang bool is_stream_in_use[2];
147e2280c90SZidan Wang struct wm8960_data pdata;
1483c7a4c24SViorel Suman ktime_t dsch_start;
149422f10adSFabio Estevam struct regulator_bulk_data supplies[WM8960_NUM_SUPPLIES];
150f2644a2cSMark Brown };
151f2644a2cSMark Brown
1523ad5e861SZidan Wang #define wm8960_reset(c) regmap_write(c, WM8960_RESET, 0)
153f2644a2cSMark Brown
154f2644a2cSMark Brown /* enumerated controls */
155f2644a2cSMark Brown static const char *wm8960_polarity[] = {"No Inversion", "Left Inverted",
156f2644a2cSMark Brown "Right Inverted", "Stereo Inversion"};
157f2644a2cSMark Brown static const char *wm8960_3d_upper_cutoff[] = {"High", "Low"};
158f2644a2cSMark Brown static const char *wm8960_3d_lower_cutoff[] = {"Low", "High"};
159f2644a2cSMark Brown static const char *wm8960_alcfunc[] = {"Off", "Right", "Left", "Stereo"};
160f2644a2cSMark Brown static const char *wm8960_alcmode[] = {"ALC", "Limiter"};
1614a5893cfSZidan Wang static const char *wm8960_adc_data_output_sel[] = {
1624a5893cfSZidan Wang "Left Data = Left ADC; Right Data = Right ADC",
1634a5893cfSZidan Wang "Left Data = Left ADC; Right Data = Left ADC",
1644a5893cfSZidan Wang "Left Data = Right ADC; Right Data = Right ADC",
1654a5893cfSZidan Wang "Left Data = Right ADC; Right Data = Left ADC",
1664a5893cfSZidan Wang };
167defbf708SZidan Wang static const char *wm8960_dmonomix[] = {"Stereo", "Mono"};
1688cf2e3b1SShengjiu Wang static const char *wm8960_dacslope[] = {"Normal", "Sloping"};
169f2644a2cSMark Brown
170f2644a2cSMark Brown static const struct soc_enum wm8960_enum[] = {
171f2644a2cSMark Brown SOC_ENUM_SINGLE(WM8960_DACCTL1, 5, 4, wm8960_polarity),
172f2644a2cSMark Brown SOC_ENUM_SINGLE(WM8960_DACCTL2, 5, 4, wm8960_polarity),
173f2644a2cSMark Brown SOC_ENUM_SINGLE(WM8960_3D, 6, 2, wm8960_3d_upper_cutoff),
174f2644a2cSMark Brown SOC_ENUM_SINGLE(WM8960_3D, 5, 2, wm8960_3d_lower_cutoff),
175f2644a2cSMark Brown SOC_ENUM_SINGLE(WM8960_ALC1, 7, 4, wm8960_alcfunc),
176f2644a2cSMark Brown SOC_ENUM_SINGLE(WM8960_ALC3, 8, 2, wm8960_alcmode),
1774a5893cfSZidan Wang SOC_ENUM_SINGLE(WM8960_ADDCTL1, 2, 4, wm8960_adc_data_output_sel),
178defbf708SZidan Wang SOC_ENUM_SINGLE(WM8960_ADDCTL1, 4, 2, wm8960_dmonomix),
1798cf2e3b1SShengjiu Wang SOC_ENUM_SINGLE(WM8960_DACCTL2, 1, 2, wm8960_dacslope),
180f2644a2cSMark Brown };
181f2644a2cSMark Brown
182afd6d36aSMark Brown static const int deemph_settings[] = { 0, 32000, 44100, 48000 };
183afd6d36aSMark Brown
wm8960_set_deemph(struct snd_soc_component * component)184e075fc17SKuninori Morimoto static int wm8960_set_deemph(struct snd_soc_component *component)
185afd6d36aSMark Brown {
186e075fc17SKuninori Morimoto struct wm8960_priv *wm8960 = snd_soc_component_get_drvdata(component);
187afd6d36aSMark Brown int val, i, best;
188afd6d36aSMark Brown
189afd6d36aSMark Brown /* If we're using deemphasis select the nearest available sample
190afd6d36aSMark Brown * rate.
191afd6d36aSMark Brown */
192afd6d36aSMark Brown if (wm8960->deemph) {
193afd6d36aSMark Brown best = 1;
194afd6d36aSMark Brown for (i = 2; i < ARRAY_SIZE(deemph_settings); i++) {
1953176bf2dSZidan Wang if (abs(deemph_settings[i] - wm8960->lrclk) <
1963176bf2dSZidan Wang abs(deemph_settings[best] - wm8960->lrclk))
197afd6d36aSMark Brown best = i;
198afd6d36aSMark Brown }
199afd6d36aSMark Brown
200afd6d36aSMark Brown val = best << 1;
201afd6d36aSMark Brown } else {
202afd6d36aSMark Brown val = 0;
203afd6d36aSMark Brown }
204afd6d36aSMark Brown
205e075fc17SKuninori Morimoto dev_dbg(component->dev, "Set deemphasis %d\n", val);
206afd6d36aSMark Brown
207e075fc17SKuninori Morimoto return snd_soc_component_update_bits(component, WM8960_DACCTL1,
208afd6d36aSMark Brown 0x6, val);
209afd6d36aSMark Brown }
210afd6d36aSMark Brown
wm8960_get_deemph(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)211afd6d36aSMark Brown static int wm8960_get_deemph(struct snd_kcontrol *kcontrol,
212afd6d36aSMark Brown struct snd_ctl_elem_value *ucontrol)
213afd6d36aSMark Brown {
214e075fc17SKuninori Morimoto struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
215e075fc17SKuninori Morimoto struct wm8960_priv *wm8960 = snd_soc_component_get_drvdata(component);
216afd6d36aSMark Brown
217b4a18c8bSTakashi Iwai ucontrol->value.integer.value[0] = wm8960->deemph;
2183f343f85SDmitry Artamonow return 0;
219afd6d36aSMark Brown }
220afd6d36aSMark Brown
wm8960_put_deemph(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)221afd6d36aSMark Brown static int wm8960_put_deemph(struct snd_kcontrol *kcontrol,
222afd6d36aSMark Brown struct snd_ctl_elem_value *ucontrol)
223afd6d36aSMark Brown {
224e075fc17SKuninori Morimoto struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
225e075fc17SKuninori Morimoto struct wm8960_priv *wm8960 = snd_soc_component_get_drvdata(component);
226c1fe81f2SDan Carpenter unsigned int deemph = ucontrol->value.integer.value[0];
227afd6d36aSMark Brown
228afd6d36aSMark Brown if (deemph > 1)
229afd6d36aSMark Brown return -EINVAL;
230afd6d36aSMark Brown
231afd6d36aSMark Brown wm8960->deemph = deemph;
232afd6d36aSMark Brown
233e075fc17SKuninori Morimoto return wm8960_set_deemph(component);
234afd6d36aSMark Brown }
235afd6d36aSMark Brown
2363758ff5fSZidan Wang static const DECLARE_TLV_DB_SCALE(adc_tlv, -9750, 50, 1);
2377e90f9b2SZidan Wang static const DECLARE_TLV_DB_SCALE(inpga_tlv, -1725, 75, 0);
2383758ff5fSZidan Wang static const DECLARE_TLV_DB_SCALE(dac_tlv, -12750, 50, 1);
239f2644a2cSMark Brown static const DECLARE_TLV_DB_SCALE(bypass_tlv, -2100, 300, 0);
240f2644a2cSMark Brown static const DECLARE_TLV_DB_SCALE(out_tlv, -12100, 100, 1);
2417e90f9b2SZidan Wang static const DECLARE_TLV_DB_SCALE(lineinboost_tlv, -1500, 300, 1);
242b269cebfSTakashi Sakamoto static const SNDRV_CTL_TLVD_DECLARE_DB_RANGE(micboost_tlv,
2437e90f9b2SZidan Wang 0, 1, TLV_DB_SCALE_ITEM(0, 1300, 0),
2447e90f9b2SZidan Wang 2, 3, TLV_DB_SCALE_ITEM(2000, 900, 0),
245b269cebfSTakashi Sakamoto );
246f2644a2cSMark Brown
247f2644a2cSMark Brown static const struct snd_kcontrol_new wm8960_snd_controls[] = {
248f2644a2cSMark Brown SOC_DOUBLE_R_TLV("Capture Volume", WM8960_LINVOL, WM8960_RINVOL,
2497e90f9b2SZidan Wang 0, 63, 0, inpga_tlv),
250f2644a2cSMark Brown SOC_DOUBLE_R("Capture Volume ZC Switch", WM8960_LINVOL, WM8960_RINVOL,
251f2644a2cSMark Brown 6, 1, 0),
252f2644a2cSMark Brown SOC_DOUBLE_R("Capture Switch", WM8960_LINVOL, WM8960_RINVOL,
25341a59caeSJongHo Kim 7, 1, 1),
254f2644a2cSMark Brown
25521eb2693SMark Brown SOC_SINGLE_TLV("Left Input Boost Mixer LINPUT3 Volume",
25695826a37SStuart Henderson WM8960_INBMIX1, 4, 7, 0, lineinboost_tlv),
25721eb2693SMark Brown SOC_SINGLE_TLV("Left Input Boost Mixer LINPUT2 Volume",
25895826a37SStuart Henderson WM8960_INBMIX1, 1, 7, 0, lineinboost_tlv),
25995826a37SStuart Henderson SOC_SINGLE_TLV("Right Input Boost Mixer RINPUT3 Volume",
26095826a37SStuart Henderson WM8960_INBMIX2, 4, 7, 0, lineinboost_tlv),
26195826a37SStuart Henderson SOC_SINGLE_TLV("Right Input Boost Mixer RINPUT2 Volume",
2627e90f9b2SZidan Wang WM8960_INBMIX2, 1, 7, 0, lineinboost_tlv),
2637e90f9b2SZidan Wang SOC_SINGLE_TLV("Right Input Boost Mixer RINPUT1 Volume",
2648524bb0cSZidan Wang WM8960_RINPATH, 4, 3, 0, micboost_tlv),
2657e90f9b2SZidan Wang SOC_SINGLE_TLV("Left Input Boost Mixer LINPUT1 Volume",
2668524bb0cSZidan Wang WM8960_LINPATH, 4, 3, 0, micboost_tlv),
26721eb2693SMark Brown
268f2644a2cSMark Brown SOC_DOUBLE_R_TLV("Playback Volume", WM8960_LDAC, WM8960_RDAC,
269f2644a2cSMark Brown 0, 255, 0, dac_tlv),
270f2644a2cSMark Brown
271f2644a2cSMark Brown SOC_DOUBLE_R_TLV("Headphone Playback Volume", WM8960_LOUT1, WM8960_ROUT1,
272f2644a2cSMark Brown 0, 127, 0, out_tlv),
273f2644a2cSMark Brown SOC_DOUBLE_R("Headphone Playback ZC Switch", WM8960_LOUT1, WM8960_ROUT1,
274f2644a2cSMark Brown 7, 1, 0),
275f2644a2cSMark Brown
276f2644a2cSMark Brown SOC_DOUBLE_R_TLV("Speaker Playback Volume", WM8960_LOUT2, WM8960_ROUT2,
277f2644a2cSMark Brown 0, 127, 0, out_tlv),
278f2644a2cSMark Brown SOC_DOUBLE_R("Speaker Playback ZC Switch", WM8960_LOUT2, WM8960_ROUT2,
279f2644a2cSMark Brown 7, 1, 0),
280f2644a2cSMark Brown SOC_SINGLE("Speaker DC Volume", WM8960_CLASSD3, 3, 5, 0),
281f2644a2cSMark Brown SOC_SINGLE("Speaker AC Volume", WM8960_CLASSD3, 0, 5, 0),
282f2644a2cSMark Brown
283f2644a2cSMark Brown SOC_SINGLE("PCM Playback -6dB Switch", WM8960_DACCTL1, 7, 1, 0),
2844faaa8d9SMark Brown SOC_ENUM("ADC Polarity", wm8960_enum[0]),
285f2644a2cSMark Brown SOC_SINGLE("ADC High Pass Filter Switch", WM8960_DACCTL1, 0, 1, 0),
286f2644a2cSMark Brown
287a077e81eSZidan Wang SOC_ENUM("DAC Polarity", wm8960_enum[1]),
288afd6d36aSMark Brown SOC_SINGLE_BOOL_EXT("DAC Deemphasis Switch", 0,
289afd6d36aSMark Brown wm8960_get_deemph, wm8960_put_deemph),
290f2644a2cSMark Brown
2914faaa8d9SMark Brown SOC_ENUM("3D Filter Upper Cut-Off", wm8960_enum[2]),
2924faaa8d9SMark Brown SOC_ENUM("3D Filter Lower Cut-Off", wm8960_enum[3]),
293f2644a2cSMark Brown SOC_SINGLE("3D Volume", WM8960_3D, 1, 15, 0),
294f2644a2cSMark Brown SOC_SINGLE("3D Switch", WM8960_3D, 0, 1, 0),
295f2644a2cSMark Brown
2964faaa8d9SMark Brown SOC_ENUM("ALC Function", wm8960_enum[4]),
297f2644a2cSMark Brown SOC_SINGLE("ALC Max Gain", WM8960_ALC1, 4, 7, 0),
298f2644a2cSMark Brown SOC_SINGLE("ALC Target", WM8960_ALC1, 0, 15, 1),
299f2644a2cSMark Brown SOC_SINGLE("ALC Min Gain", WM8960_ALC2, 4, 7, 0),
300f2644a2cSMark Brown SOC_SINGLE("ALC Hold Time", WM8960_ALC2, 0, 15, 0),
3014faaa8d9SMark Brown SOC_ENUM("ALC Mode", wm8960_enum[5]),
302f2644a2cSMark Brown SOC_SINGLE("ALC Decay", WM8960_ALC3, 4, 15, 0),
303f2644a2cSMark Brown SOC_SINGLE("ALC Attack", WM8960_ALC3, 0, 15, 0),
304f2644a2cSMark Brown
305f2644a2cSMark Brown SOC_SINGLE("Noise Gate Threshold", WM8960_NOISEG, 3, 31, 0),
306f2644a2cSMark Brown SOC_SINGLE("Noise Gate Switch", WM8960_NOISEG, 0, 1, 0),
307f2644a2cSMark Brown
308c324aac0SMa Haijun SOC_DOUBLE_R_TLV("ADC PCM Capture Volume", WM8960_LADC, WM8960_RADC,
309c324aac0SMa Haijun 0, 255, 0, adc_tlv),
310f2644a2cSMark Brown
311f2644a2cSMark Brown SOC_SINGLE_TLV("Left Output Mixer Boost Bypass Volume",
312f2644a2cSMark Brown WM8960_BYPASS1, 4, 7, 1, bypass_tlv),
313f2644a2cSMark Brown SOC_SINGLE_TLV("Left Output Mixer LINPUT3 Volume",
314f2644a2cSMark Brown WM8960_LOUTMIX, 4, 7, 1, bypass_tlv),
315f2644a2cSMark Brown SOC_SINGLE_TLV("Right Output Mixer Boost Bypass Volume",
316f2644a2cSMark Brown WM8960_BYPASS2, 4, 7, 1, bypass_tlv),
317f2644a2cSMark Brown SOC_SINGLE_TLV("Right Output Mixer RINPUT3 Volume",
318f2644a2cSMark Brown WM8960_ROUTMIX, 4, 7, 1, bypass_tlv),
3194a5893cfSZidan Wang
3204a5893cfSZidan Wang SOC_ENUM("ADC Data Output Select", wm8960_enum[6]),
321defbf708SZidan Wang SOC_ENUM("DAC Mono Mix", wm8960_enum[7]),
3228cf2e3b1SShengjiu Wang SOC_ENUM("DAC Filter Characteristics", wm8960_enum[8]),
323f2644a2cSMark Brown };
324f2644a2cSMark Brown
325f2644a2cSMark Brown static const struct snd_kcontrol_new wm8960_lin_boost[] = {
326f2644a2cSMark Brown SOC_DAPM_SINGLE("LINPUT2 Switch", WM8960_LINPATH, 6, 1, 0),
327f2644a2cSMark Brown SOC_DAPM_SINGLE("LINPUT3 Switch", WM8960_LINPATH, 7, 1, 0),
328f2644a2cSMark Brown SOC_DAPM_SINGLE("LINPUT1 Switch", WM8960_LINPATH, 8, 1, 0),
329f2644a2cSMark Brown };
330f2644a2cSMark Brown
331f2644a2cSMark Brown static const struct snd_kcontrol_new wm8960_lin[] = {
332f2644a2cSMark Brown SOC_DAPM_SINGLE("Boost Switch", WM8960_LINPATH, 3, 1, 0),
333f2644a2cSMark Brown };
334f2644a2cSMark Brown
335f2644a2cSMark Brown static const struct snd_kcontrol_new wm8960_rin_boost[] = {
336f2644a2cSMark Brown SOC_DAPM_SINGLE("RINPUT2 Switch", WM8960_RINPATH, 6, 1, 0),
337f2644a2cSMark Brown SOC_DAPM_SINGLE("RINPUT3 Switch", WM8960_RINPATH, 7, 1, 0),
338f2644a2cSMark Brown SOC_DAPM_SINGLE("RINPUT1 Switch", WM8960_RINPATH, 8, 1, 0),
339f2644a2cSMark Brown };
340f2644a2cSMark Brown
341f2644a2cSMark Brown static const struct snd_kcontrol_new wm8960_rin[] = {
342f2644a2cSMark Brown SOC_DAPM_SINGLE("Boost Switch", WM8960_RINPATH, 3, 1, 0),
343f2644a2cSMark Brown };
344f2644a2cSMark Brown
345f2644a2cSMark Brown static const struct snd_kcontrol_new wm8960_loutput_mixer[] = {
346f2644a2cSMark Brown SOC_DAPM_SINGLE("PCM Playback Switch", WM8960_LOUTMIX, 8, 1, 0),
347f2644a2cSMark Brown SOC_DAPM_SINGLE("LINPUT3 Switch", WM8960_LOUTMIX, 7, 1, 0),
348f2644a2cSMark Brown SOC_DAPM_SINGLE("Boost Bypass Switch", WM8960_BYPASS1, 7, 1, 0),
349f2644a2cSMark Brown };
350f2644a2cSMark Brown
351f2644a2cSMark Brown static const struct snd_kcontrol_new wm8960_routput_mixer[] = {
352f2644a2cSMark Brown SOC_DAPM_SINGLE("PCM Playback Switch", WM8960_ROUTMIX, 8, 1, 0),
353f2644a2cSMark Brown SOC_DAPM_SINGLE("RINPUT3 Switch", WM8960_ROUTMIX, 7, 1, 0),
354f2644a2cSMark Brown SOC_DAPM_SINGLE("Boost Bypass Switch", WM8960_BYPASS2, 7, 1, 0),
355f2644a2cSMark Brown };
356f2644a2cSMark Brown
357f2644a2cSMark Brown static const struct snd_kcontrol_new wm8960_mono_out[] = {
358f2644a2cSMark Brown SOC_DAPM_SINGLE("Left Switch", WM8960_MONOMIX1, 7, 1, 0),
359f2644a2cSMark Brown SOC_DAPM_SINGLE("Right Switch", WM8960_MONOMIX2, 7, 1, 0),
360f2644a2cSMark Brown };
361f2644a2cSMark Brown
362f2644a2cSMark Brown static const struct snd_soc_dapm_widget wm8960_dapm_widgets[] = {
363f2644a2cSMark Brown SND_SOC_DAPM_INPUT("LINPUT1"),
364f2644a2cSMark Brown SND_SOC_DAPM_INPUT("RINPUT1"),
365f2644a2cSMark Brown SND_SOC_DAPM_INPUT("LINPUT2"),
366f2644a2cSMark Brown SND_SOC_DAPM_INPUT("RINPUT2"),
367f2644a2cSMark Brown SND_SOC_DAPM_INPUT("LINPUT3"),
368f2644a2cSMark Brown SND_SOC_DAPM_INPUT("RINPUT3"),
369f2644a2cSMark Brown
370187774cbSMark Brown SND_SOC_DAPM_SUPPLY("MICB", WM8960_POWER1, 1, 0, NULL, 0),
371f2644a2cSMark Brown
372f2644a2cSMark Brown SND_SOC_DAPM_MIXER("Left Boost Mixer", WM8960_POWER1, 5, 0,
373f2644a2cSMark Brown wm8960_lin_boost, ARRAY_SIZE(wm8960_lin_boost)),
374f2644a2cSMark Brown SND_SOC_DAPM_MIXER("Right Boost Mixer", WM8960_POWER1, 4, 0,
375f2644a2cSMark Brown wm8960_rin_boost, ARRAY_SIZE(wm8960_rin_boost)),
376f2644a2cSMark Brown
377f2644a2cSMark Brown SND_SOC_DAPM_MIXER("Left Input Mixer", WM8960_POWER3, 5, 0,
378f2644a2cSMark Brown wm8960_lin, ARRAY_SIZE(wm8960_lin)),
379f2644a2cSMark Brown SND_SOC_DAPM_MIXER("Right Input Mixer", WM8960_POWER3, 4, 0,
380f2644a2cSMark Brown wm8960_rin, ARRAY_SIZE(wm8960_rin)),
381f2644a2cSMark Brown
38244426de4SMark Brown SND_SOC_DAPM_ADC("Left ADC", "Capture", WM8960_POWER1, 3, 0),
38344426de4SMark Brown SND_SOC_DAPM_ADC("Right ADC", "Capture", WM8960_POWER1, 2, 0),
384f2644a2cSMark Brown
385f2644a2cSMark Brown SND_SOC_DAPM_DAC("Left DAC", "Playback", WM8960_POWER2, 8, 0),
386f2644a2cSMark Brown SND_SOC_DAPM_DAC("Right DAC", "Playback", WM8960_POWER2, 7, 0),
387f2644a2cSMark Brown
388f2644a2cSMark Brown SND_SOC_DAPM_MIXER("Left Output Mixer", WM8960_POWER3, 3, 0,
389f2644a2cSMark Brown &wm8960_loutput_mixer[0],
390f2644a2cSMark Brown ARRAY_SIZE(wm8960_loutput_mixer)),
391f2644a2cSMark Brown SND_SOC_DAPM_MIXER("Right Output Mixer", WM8960_POWER3, 2, 0,
392f2644a2cSMark Brown &wm8960_routput_mixer[0],
393f2644a2cSMark Brown ARRAY_SIZE(wm8960_routput_mixer)),
394f2644a2cSMark Brown
395f2644a2cSMark Brown SND_SOC_DAPM_PGA("LOUT1 PGA", WM8960_POWER2, 6, 0, NULL, 0),
396f2644a2cSMark Brown SND_SOC_DAPM_PGA("ROUT1 PGA", WM8960_POWER2, 5, 0, NULL, 0),
397f2644a2cSMark Brown
398f2644a2cSMark Brown SND_SOC_DAPM_PGA("Left Speaker PGA", WM8960_POWER2, 4, 0, NULL, 0),
399f2644a2cSMark Brown SND_SOC_DAPM_PGA("Right Speaker PGA", WM8960_POWER2, 3, 0, NULL, 0),
400f2644a2cSMark Brown
401f2644a2cSMark Brown SND_SOC_DAPM_PGA("Right Speaker Output", WM8960_CLASSD1, 7, 0, NULL, 0),
402f2644a2cSMark Brown SND_SOC_DAPM_PGA("Left Speaker Output", WM8960_CLASSD1, 6, 0, NULL, 0),
403f2644a2cSMark Brown
404f2644a2cSMark Brown SND_SOC_DAPM_OUTPUT("SPK_LP"),
405f2644a2cSMark Brown SND_SOC_DAPM_OUTPUT("SPK_LN"),
406f2644a2cSMark Brown SND_SOC_DAPM_OUTPUT("HP_L"),
407f2644a2cSMark Brown SND_SOC_DAPM_OUTPUT("HP_R"),
408f2644a2cSMark Brown SND_SOC_DAPM_OUTPUT("SPK_RP"),
409f2644a2cSMark Brown SND_SOC_DAPM_OUTPUT("SPK_RN"),
410f2644a2cSMark Brown SND_SOC_DAPM_OUTPUT("OUT3"),
411f2644a2cSMark Brown };
412f2644a2cSMark Brown
413913d7b4cSMark Brown static const struct snd_soc_dapm_widget wm8960_dapm_widgets_out3[] = {
414913d7b4cSMark Brown SND_SOC_DAPM_MIXER("Mono Output Mixer", WM8960_POWER2, 1, 0,
415913d7b4cSMark Brown &wm8960_mono_out[0],
416913d7b4cSMark Brown ARRAY_SIZE(wm8960_mono_out)),
417913d7b4cSMark Brown };
418913d7b4cSMark Brown
419913d7b4cSMark Brown /* Represent OUT3 as a PGA so that it gets turned on with LOUT1/ROUT1 */
420913d7b4cSMark Brown static const struct snd_soc_dapm_widget wm8960_dapm_widgets_capless[] = {
421913d7b4cSMark Brown SND_SOC_DAPM_PGA("OUT3 VMID", WM8960_POWER2, 1, 0, NULL, 0),
422913d7b4cSMark Brown };
423913d7b4cSMark Brown
424f2644a2cSMark Brown static const struct snd_soc_dapm_route audio_paths[] = {
425f2644a2cSMark Brown { "Left Boost Mixer", "LINPUT1 Switch", "LINPUT1" },
426f2644a2cSMark Brown { "Left Boost Mixer", "LINPUT2 Switch", "LINPUT2" },
427f2644a2cSMark Brown { "Left Boost Mixer", "LINPUT3 Switch", "LINPUT3" },
428f2644a2cSMark Brown
4292d4a3260SZidan Wang { "Left Input Mixer", "Boost Switch", "Left Boost Mixer" },
4302d4a3260SZidan Wang { "Left Input Mixer", "Boost Switch", "LINPUT1" }, /* Really Boost Switch */
431f2644a2cSMark Brown { "Left Input Mixer", NULL, "LINPUT2" },
432f2644a2cSMark Brown { "Left Input Mixer", NULL, "LINPUT3" },
433f2644a2cSMark Brown
434f2644a2cSMark Brown { "Right Boost Mixer", "RINPUT1 Switch", "RINPUT1" },
435f2644a2cSMark Brown { "Right Boost Mixer", "RINPUT2 Switch", "RINPUT2" },
436f2644a2cSMark Brown { "Right Boost Mixer", "RINPUT3 Switch", "RINPUT3" },
437f2644a2cSMark Brown
4382d4a3260SZidan Wang { "Right Input Mixer", "Boost Switch", "Right Boost Mixer" },
4392d4a3260SZidan Wang { "Right Input Mixer", "Boost Switch", "RINPUT1" }, /* Really Boost Switch */
440f2644a2cSMark Brown { "Right Input Mixer", NULL, "RINPUT2" },
44185e36a1fSZidan Wang { "Right Input Mixer", NULL, "RINPUT3" },
442f2644a2cSMark Brown
443f2644a2cSMark Brown { "Left ADC", NULL, "Left Input Mixer" },
444f2644a2cSMark Brown { "Right ADC", NULL, "Right Input Mixer" },
445f2644a2cSMark Brown
446f2644a2cSMark Brown { "Left Output Mixer", "LINPUT3 Switch", "LINPUT3" },
447f2644a2cSMark Brown { "Left Output Mixer", "Boost Bypass Switch", "Left Boost Mixer" },
448f2644a2cSMark Brown { "Left Output Mixer", "PCM Playback Switch", "Left DAC" },
449f2644a2cSMark Brown
450f2644a2cSMark Brown { "Right Output Mixer", "RINPUT3 Switch", "RINPUT3" },
451f2644a2cSMark Brown { "Right Output Mixer", "Boost Bypass Switch", "Right Boost Mixer" },
452f2644a2cSMark Brown { "Right Output Mixer", "PCM Playback Switch", "Right DAC" },
453f2644a2cSMark Brown
454f2644a2cSMark Brown { "LOUT1 PGA", NULL, "Left Output Mixer" },
455f2644a2cSMark Brown { "ROUT1 PGA", NULL, "Right Output Mixer" },
456f2644a2cSMark Brown
457f2644a2cSMark Brown { "HP_L", NULL, "LOUT1 PGA" },
458f2644a2cSMark Brown { "HP_R", NULL, "ROUT1 PGA" },
459f2644a2cSMark Brown
460f2644a2cSMark Brown { "Left Speaker PGA", NULL, "Left Output Mixer" },
461f2644a2cSMark Brown { "Right Speaker PGA", NULL, "Right Output Mixer" },
462f2644a2cSMark Brown
463f2644a2cSMark Brown { "Left Speaker Output", NULL, "Left Speaker PGA" },
464f2644a2cSMark Brown { "Right Speaker Output", NULL, "Right Speaker PGA" },
465f2644a2cSMark Brown
466f2644a2cSMark Brown { "SPK_LN", NULL, "Left Speaker Output" },
467f2644a2cSMark Brown { "SPK_LP", NULL, "Left Speaker Output" },
468f2644a2cSMark Brown { "SPK_RN", NULL, "Right Speaker Output" },
469f2644a2cSMark Brown { "SPK_RP", NULL, "Right Speaker Output" },
470913d7b4cSMark Brown };
471913d7b4cSMark Brown
472913d7b4cSMark Brown static const struct snd_soc_dapm_route audio_paths_out3[] = {
473913d7b4cSMark Brown { "Mono Output Mixer", "Left Switch", "Left Output Mixer" },
474913d7b4cSMark Brown { "Mono Output Mixer", "Right Switch", "Right Output Mixer" },
475f2644a2cSMark Brown
476f2644a2cSMark Brown { "OUT3", NULL, "Mono Output Mixer", }
477f2644a2cSMark Brown };
478f2644a2cSMark Brown
479913d7b4cSMark Brown static const struct snd_soc_dapm_route audio_paths_capless[] = {
480913d7b4cSMark Brown { "HP_L", NULL, "OUT3 VMID" },
481913d7b4cSMark Brown { "HP_R", NULL, "OUT3 VMID" },
482913d7b4cSMark Brown
483913d7b4cSMark Brown { "OUT3 VMID", NULL, "Left Output Mixer" },
484913d7b4cSMark Brown { "OUT3 VMID", NULL, "Right Output Mixer" },
485913d7b4cSMark Brown };
486913d7b4cSMark Brown
wm8960_add_widgets(struct snd_soc_component * component)487e075fc17SKuninori Morimoto static int wm8960_add_widgets(struct snd_soc_component *component)
488f2644a2cSMark Brown {
489e075fc17SKuninori Morimoto struct wm8960_priv *wm8960 = snd_soc_component_get_drvdata(component);
490e2280c90SZidan Wang struct wm8960_data *pdata = &wm8960->pdata;
491e075fc17SKuninori Morimoto struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(component);
492913d7b4cSMark Brown struct snd_soc_dapm_widget *w;
493913d7b4cSMark Brown
494ce6120ccSLiam Girdwood snd_soc_dapm_new_controls(dapm, wm8960_dapm_widgets,
495f2644a2cSMark Brown ARRAY_SIZE(wm8960_dapm_widgets));
496f2644a2cSMark Brown
497ce6120ccSLiam Girdwood snd_soc_dapm_add_routes(dapm, audio_paths, ARRAY_SIZE(audio_paths));
498f2644a2cSMark Brown
499913d7b4cSMark Brown /* In capless mode OUT3 is used to provide VMID for the
500913d7b4cSMark Brown * headphone outputs, otherwise it is used as a mono mixer.
501913d7b4cSMark Brown */
502913d7b4cSMark Brown if (pdata && pdata->capless) {
503ce6120ccSLiam Girdwood snd_soc_dapm_new_controls(dapm, wm8960_dapm_widgets_capless,
504913d7b4cSMark Brown ARRAY_SIZE(wm8960_dapm_widgets_capless));
505913d7b4cSMark Brown
506ce6120ccSLiam Girdwood snd_soc_dapm_add_routes(dapm, audio_paths_capless,
507913d7b4cSMark Brown ARRAY_SIZE(audio_paths_capless));
508913d7b4cSMark Brown } else {
509ce6120ccSLiam Girdwood snd_soc_dapm_new_controls(dapm, wm8960_dapm_widgets_out3,
510913d7b4cSMark Brown ARRAY_SIZE(wm8960_dapm_widgets_out3));
511913d7b4cSMark Brown
512ce6120ccSLiam Girdwood snd_soc_dapm_add_routes(dapm, audio_paths_out3,
513913d7b4cSMark Brown ARRAY_SIZE(audio_paths_out3));
514913d7b4cSMark Brown }
515913d7b4cSMark Brown
516913d7b4cSMark Brown /* We need to power up the headphone output stage out of
517913d7b4cSMark Brown * sequence for capless mode. To save scanning the widget
518913d7b4cSMark Brown * list each time to find the desired power state do so now
519913d7b4cSMark Brown * and save the result.
520913d7b4cSMark Brown */
521e075fc17SKuninori Morimoto list_for_each_entry(w, &component->card->widgets, list) {
52293f32f53SLars-Peter Clausen if (w->dapm != dapm)
52397c866deSJarkko Nikula continue;
524913d7b4cSMark Brown if (strcmp(w->name, "LOUT1 PGA") == 0)
525913d7b4cSMark Brown wm8960->lout1 = w;
526913d7b4cSMark Brown if (strcmp(w->name, "ROUT1 PGA") == 0)
527913d7b4cSMark Brown wm8960->rout1 = w;
528913d7b4cSMark Brown if (strcmp(w->name, "OUT3 VMID") == 0)
529913d7b4cSMark Brown wm8960->out3 = w;
530913d7b4cSMark Brown }
531913d7b4cSMark Brown
532f2644a2cSMark Brown return 0;
533f2644a2cSMark Brown }
534f2644a2cSMark Brown
wm8960_set_dai_fmt(struct snd_soc_dai * codec_dai,unsigned int fmt)535f2644a2cSMark Brown static int wm8960_set_dai_fmt(struct snd_soc_dai *codec_dai,
536f2644a2cSMark Brown unsigned int fmt)
537f2644a2cSMark Brown {
538e075fc17SKuninori Morimoto struct snd_soc_component *component = codec_dai->component;
539f2644a2cSMark Brown u16 iface = 0;
540f2644a2cSMark Brown
541f2644a2cSMark Brown /* set master/slave audio interface */
542f2644a2cSMark Brown switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
543f2644a2cSMark Brown case SND_SOC_DAIFMT_CBM_CFM:
544f2644a2cSMark Brown iface |= 0x0040;
545f2644a2cSMark Brown break;
546f2644a2cSMark Brown case SND_SOC_DAIFMT_CBS_CFS:
547f2644a2cSMark Brown break;
548f2644a2cSMark Brown default:
549f2644a2cSMark Brown return -EINVAL;
550f2644a2cSMark Brown }
551f2644a2cSMark Brown
552f2644a2cSMark Brown /* interface format */
553f2644a2cSMark Brown switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
554f2644a2cSMark Brown case SND_SOC_DAIFMT_I2S:
555f2644a2cSMark Brown iface |= 0x0002;
556f2644a2cSMark Brown break;
557f2644a2cSMark Brown case SND_SOC_DAIFMT_RIGHT_J:
558f2644a2cSMark Brown break;
559f2644a2cSMark Brown case SND_SOC_DAIFMT_LEFT_J:
560f2644a2cSMark Brown iface |= 0x0001;
561f2644a2cSMark Brown break;
562f2644a2cSMark Brown case SND_SOC_DAIFMT_DSP_A:
563f2644a2cSMark Brown iface |= 0x0003;
564f2644a2cSMark Brown break;
565f2644a2cSMark Brown case SND_SOC_DAIFMT_DSP_B:
566f2644a2cSMark Brown iface |= 0x0013;
567f2644a2cSMark Brown break;
568f2644a2cSMark Brown default:
569f2644a2cSMark Brown return -EINVAL;
570f2644a2cSMark Brown }
571f2644a2cSMark Brown
572f2644a2cSMark Brown /* clock inversion */
573f2644a2cSMark Brown switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
574f2644a2cSMark Brown case SND_SOC_DAIFMT_NB_NF:
575f2644a2cSMark Brown break;
576f2644a2cSMark Brown case SND_SOC_DAIFMT_IB_IF:
577f2644a2cSMark Brown iface |= 0x0090;
578f2644a2cSMark Brown break;
579f2644a2cSMark Brown case SND_SOC_DAIFMT_IB_NF:
580f2644a2cSMark Brown iface |= 0x0080;
581f2644a2cSMark Brown break;
582f2644a2cSMark Brown case SND_SOC_DAIFMT_NB_IF:
583f2644a2cSMark Brown iface |= 0x0010;
584f2644a2cSMark Brown break;
585f2644a2cSMark Brown default:
586f2644a2cSMark Brown return -EINVAL;
587f2644a2cSMark Brown }
588f2644a2cSMark Brown
589f2644a2cSMark Brown /* set iface */
590e075fc17SKuninori Morimoto snd_soc_component_write(component, WM8960_IFACE1, iface);
591f2644a2cSMark Brown return 0;
592f2644a2cSMark Brown }
593f2644a2cSMark Brown
594db059c0fSMark Brown static struct {
595db059c0fSMark Brown int rate;
596db059c0fSMark Brown unsigned int val;
597db059c0fSMark Brown } alc_rates[] = {
598db059c0fSMark Brown { 48000, 0 },
599db059c0fSMark Brown { 44100, 0 },
600db059c0fSMark Brown { 32000, 1 },
601db059c0fSMark Brown { 22050, 2 },
602db059c0fSMark Brown { 24000, 2 },
603db059c0fSMark Brown { 16000, 3 },
60422ee76daSZidan Wang { 11025, 4 },
605db059c0fSMark Brown { 12000, 4 },
606db059c0fSMark Brown { 8000, 5 },
607db059c0fSMark Brown };
608db059c0fSMark Brown
6093176bf2dSZidan Wang /* -1 for reserved value */
6103176bf2dSZidan Wang static const int sysclk_divs[] = { 1, -1, 2, -1 };
6113176bf2dSZidan Wang
6120e50b51aSZidan Wang /* Multiply 256 for internal 256 div */
6130e50b51aSZidan Wang static const int dac_divs[] = { 256, 384, 512, 768, 1024, 1408, 1536 };
6140e50b51aSZidan Wang
6150e50b51aSZidan Wang /* Multiply 10 to eliminate decimials */
6160e50b51aSZidan Wang static const int bclk_divs[] = {
6170e50b51aSZidan Wang 10, 15, 20, 30, 40, 55, 60, 80, 110,
6180e50b51aSZidan Wang 120, 160, 220, 240, 320, 320, 320
6190e50b51aSZidan Wang };
6200e50b51aSZidan Wang
6213ddc9721SDaniel Baluta /**
6223ddc9721SDaniel Baluta * wm8960_configure_sysclk - checks if there is a sysclk frequency available
6233ddc9721SDaniel Baluta * The sysclk must be chosen such that:
6243ddc9721SDaniel Baluta * - sysclk = MCLK / sysclk_divs
6253ddc9721SDaniel Baluta * - lrclk = sysclk / dac_divs
6263ddc9721SDaniel Baluta * - 10 * bclk = sysclk / bclk_divs
6273ddc9721SDaniel Baluta *
628419eac3cSPierre-Louis Bossart * @wm8960: codec private data
6293ddc9721SDaniel Baluta * @mclk: MCLK used to derive sysclk
6303ddc9721SDaniel Baluta * @sysclk_idx: sysclk_divs index for found sysclk
6313ddc9721SDaniel Baluta * @dac_idx: dac_divs index for found lrclk
6323ddc9721SDaniel Baluta * @bclk_idx: bclk_divs index for found bclk
6333ddc9721SDaniel Baluta *
6343ddc9721SDaniel Baluta * Returns:
6353ddc9721SDaniel Baluta * -1, in case no sysclk frequency available found
6363c01b9eeSDaniel Baluta * >=0, in case we could derive bclk and lrclk from sysclk using
6373c01b9eeSDaniel Baluta * (@sysclk_idx, @dac_idx, @bclk_idx) dividers
6383ddc9721SDaniel Baluta */
6393ddc9721SDaniel Baluta static
wm8960_configure_sysclk(struct wm8960_priv * wm8960,int mclk,int * sysclk_idx,int * dac_idx,int * bclk_idx)6403ddc9721SDaniel Baluta int wm8960_configure_sysclk(struct wm8960_priv *wm8960, int mclk,
6413ddc9721SDaniel Baluta int *sysclk_idx, int *dac_idx, int *bclk_idx)
6423ddc9721SDaniel Baluta {
6433ddc9721SDaniel Baluta int sysclk, bclk, lrclk;
6443ddc9721SDaniel Baluta int i, j, k;
64599067c07SShengjiu Wang int diff;
6463c01b9eeSDaniel Baluta
6473c01b9eeSDaniel Baluta /* marker for no match */
6483c01b9eeSDaniel Baluta *bclk_idx = -1;
6493ddc9721SDaniel Baluta
6503ddc9721SDaniel Baluta bclk = wm8960->bclk;
6513ddc9721SDaniel Baluta lrclk = wm8960->lrclk;
6523ddc9721SDaniel Baluta
6533ddc9721SDaniel Baluta /* check if the sysclk frequency is available. */
6543ddc9721SDaniel Baluta for (i = 0; i < ARRAY_SIZE(sysclk_divs); ++i) {
6553ddc9721SDaniel Baluta if (sysclk_divs[i] == -1)
6563ddc9721SDaniel Baluta continue;
6573ddc9721SDaniel Baluta sysclk = mclk / sysclk_divs[i];
6583ddc9721SDaniel Baluta for (j = 0; j < ARRAY_SIZE(dac_divs); ++j) {
6593ddc9721SDaniel Baluta if (sysclk != dac_divs[j] * lrclk)
6603ddc9721SDaniel Baluta continue;
6613ddc9721SDaniel Baluta for (k = 0; k < ARRAY_SIZE(bclk_divs); ++k) {
6623ddc9721SDaniel Baluta diff = sysclk - bclk * bclk_divs[k] / 10;
6633ddc9721SDaniel Baluta if (diff == 0) {
6643ddc9721SDaniel Baluta *sysclk_idx = i;
6653ddc9721SDaniel Baluta *dac_idx = j;
6663ddc9721SDaniel Baluta *bclk_idx = k;
6673ddc9721SDaniel Baluta break;
6683ddc9721SDaniel Baluta }
6693ddc9721SDaniel Baluta }
6703ddc9721SDaniel Baluta if (k != ARRAY_SIZE(bclk_divs))
6713ddc9721SDaniel Baluta break;
6723ddc9721SDaniel Baluta }
6733ddc9721SDaniel Baluta if (j != ARRAY_SIZE(dac_divs))
6743ddc9721SDaniel Baluta break;
6753ddc9721SDaniel Baluta }
6763c01b9eeSDaniel Baluta return *bclk_idx;
6773ddc9721SDaniel Baluta }
6783ddc9721SDaniel Baluta
67984fdc00dSDaniel Baluta /**
68084fdc00dSDaniel Baluta * wm8960_configure_pll - checks if there is a PLL out frequency available
68184fdc00dSDaniel Baluta * The PLL out frequency must be chosen such that:
68284fdc00dSDaniel Baluta * - sysclk = lrclk * dac_divs
68384fdc00dSDaniel Baluta * - freq_out = sysclk * sysclk_divs
68484fdc00dSDaniel Baluta * - 10 * sysclk = bclk * bclk_divs
68584fdc00dSDaniel Baluta *
68682bab889SDaniel Baluta * If we cannot find an exact match for (sysclk, lrclk, bclk)
68782bab889SDaniel Baluta * triplet, we relax the bclk such that bclk is chosen as the
68882bab889SDaniel Baluta * closest available frequency greater than expected bclk.
68982bab889SDaniel Baluta *
690e075fc17SKuninori Morimoto * @component: component structure
69184fdc00dSDaniel Baluta * @freq_in: input frequency used to derive freq out via PLL
69284fdc00dSDaniel Baluta * @sysclk_idx: sysclk_divs index for found sysclk
69384fdc00dSDaniel Baluta * @dac_idx: dac_divs index for found lrclk
69484fdc00dSDaniel Baluta * @bclk_idx: bclk_divs index for found bclk
69584fdc00dSDaniel Baluta *
69684fdc00dSDaniel Baluta * Returns:
69766772edaSDaniel Baluta * < 0, in case no PLL frequency out available was found
69884fdc00dSDaniel Baluta * >=0, in case we could derive bclk, lrclk, sysclk from PLL out using
69984fdc00dSDaniel Baluta * (@sysclk_idx, @dac_idx, @bclk_idx) dividers
70084fdc00dSDaniel Baluta */
70184fdc00dSDaniel Baluta static
wm8960_configure_pll(struct snd_soc_component * component,int freq_in,int * sysclk_idx,int * dac_idx,int * bclk_idx)702e075fc17SKuninori Morimoto int wm8960_configure_pll(struct snd_soc_component *component, int freq_in,
70384fdc00dSDaniel Baluta int *sysclk_idx, int *dac_idx, int *bclk_idx)
70484fdc00dSDaniel Baluta {
705e075fc17SKuninori Morimoto struct wm8960_priv *wm8960 = snd_soc_component_get_drvdata(component);
70684fdc00dSDaniel Baluta int sysclk, bclk, lrclk, freq_out;
70782bab889SDaniel Baluta int diff, closest, best_freq_out;
70884fdc00dSDaniel Baluta int i, j, k;
70984fdc00dSDaniel Baluta
71084fdc00dSDaniel Baluta bclk = wm8960->bclk;
71184fdc00dSDaniel Baluta lrclk = wm8960->lrclk;
71282bab889SDaniel Baluta closest = freq_in;
71384fdc00dSDaniel Baluta
71482bab889SDaniel Baluta best_freq_out = -EINVAL;
71566772edaSDaniel Baluta *sysclk_idx = *dac_idx = *bclk_idx = -1;
71684fdc00dSDaniel Baluta
71716b82e75SShengjiu Wang /*
71816b82e75SShengjiu Wang * From Datasheet, the PLL performs best when f2 is between
71916b82e75SShengjiu Wang * 90MHz and 100MHz, the desired sysclk output is 11.2896MHz
72016b82e75SShengjiu Wang * or 12.288MHz, then sysclkdiv = 2 is the best choice.
72116b82e75SShengjiu Wang * So search sysclk_divs from 2 to 1 other than from 1 to 2.
72216b82e75SShengjiu Wang */
72316b82e75SShengjiu Wang for (i = ARRAY_SIZE(sysclk_divs) - 1; i >= 0; --i) {
72484fdc00dSDaniel Baluta if (sysclk_divs[i] == -1)
72584fdc00dSDaniel Baluta continue;
72684fdc00dSDaniel Baluta for (j = 0; j < ARRAY_SIZE(dac_divs); ++j) {
72784fdc00dSDaniel Baluta sysclk = lrclk * dac_divs[j];
72884fdc00dSDaniel Baluta freq_out = sysclk * sysclk_divs[i];
72984fdc00dSDaniel Baluta
73084fdc00dSDaniel Baluta for (k = 0; k < ARRAY_SIZE(bclk_divs); ++k) {
73184fdc00dSDaniel Baluta if (!is_pll_freq_available(freq_in, freq_out))
73284fdc00dSDaniel Baluta continue;
73384fdc00dSDaniel Baluta
73484fdc00dSDaniel Baluta diff = sysclk - bclk * bclk_divs[k] / 10;
73584fdc00dSDaniel Baluta if (diff == 0) {
73684fdc00dSDaniel Baluta *sysclk_idx = i;
73784fdc00dSDaniel Baluta *dac_idx = j;
73884fdc00dSDaniel Baluta *bclk_idx = k;
73966772edaSDaniel Baluta return freq_out;
74084fdc00dSDaniel Baluta }
74182bab889SDaniel Baluta if (diff > 0 && closest > diff) {
74282bab889SDaniel Baluta *sysclk_idx = i;
74382bab889SDaniel Baluta *dac_idx = j;
74482bab889SDaniel Baluta *bclk_idx = k;
74582bab889SDaniel Baluta closest = diff;
74682bab889SDaniel Baluta best_freq_out = freq_out;
74784fdc00dSDaniel Baluta }
74884fdc00dSDaniel Baluta }
74984fdc00dSDaniel Baluta }
75082bab889SDaniel Baluta }
75182bab889SDaniel Baluta
75282bab889SDaniel Baluta return best_freq_out;
75384fdc00dSDaniel Baluta }
wm8960_configure_clocking(struct snd_soc_component * component)754e075fc17SKuninori Morimoto static int wm8960_configure_clocking(struct snd_soc_component *component)
7550e50b51aSZidan Wang {
756e075fc17SKuninori Morimoto struct wm8960_priv *wm8960 = snd_soc_component_get_drvdata(component);
75784fdc00dSDaniel Baluta int freq_out, freq_in;
7586d75dfc3SKuninori Morimoto u16 iface1 = snd_soc_component_read(component, WM8960_IFACE1);
7593176bf2dSZidan Wang int i, j, k;
7603ddc9721SDaniel Baluta int ret;
7610e50b51aSZidan Wang
7626b9b546dSShengjiu Wang /*
7636b9b546dSShengjiu Wang * For Slave mode clocking should still be configured,
7646b9b546dSShengjiu Wang * so this if statement should be removed, but some platform
7656b9b546dSShengjiu Wang * may not work if the sysclk is not configured, to avoid such
7666b9b546dSShengjiu Wang * compatible issue, just add '!wm8960->sysclk' condition in
7676b9b546dSShengjiu Wang * this if statement.
7686b9b546dSShengjiu Wang */
7696b9b546dSShengjiu Wang if (!(iface1 & (1 << 6)) && !wm8960->sysclk) {
7706b9b546dSShengjiu Wang dev_warn(component->dev,
7716b9b546dSShengjiu Wang "slave mode, but proceeding with no clock configuration\n");
7723176bf2dSZidan Wang return 0;
7730e50b51aSZidan Wang }
7740e50b51aSZidan Wang
7753176bf2dSZidan Wang if (wm8960->clk_id != WM8960_SYSCLK_MCLK && !wm8960->freq_in) {
776e075fc17SKuninori Morimoto dev_err(component->dev, "No MCLK configured\n");
7773176bf2dSZidan Wang return -EINVAL;
7780e50b51aSZidan Wang }
7790e50b51aSZidan Wang
7803176bf2dSZidan Wang freq_in = wm8960->freq_in;
7810e50b51aSZidan Wang /*
7823176bf2dSZidan Wang * If it's sysclk auto mode, check if the MCLK can provide sysclk or
7833176bf2dSZidan Wang * not. If MCLK can provide sysclk, using MCLK to provide sysclk
7843176bf2dSZidan Wang * directly. Otherwise, auto select a available pll out frequency
7853176bf2dSZidan Wang * and set PLL.
7860e50b51aSZidan Wang */
7873176bf2dSZidan Wang if (wm8960->clk_id == WM8960_SYSCLK_AUTO) {
7883176bf2dSZidan Wang /* disable the PLL and using MCLK to provide sysclk */
789e075fc17SKuninori Morimoto wm8960_set_pll(component, 0, 0);
7903176bf2dSZidan Wang freq_out = freq_in;
7913176bf2dSZidan Wang } else if (wm8960->sysclk) {
7923176bf2dSZidan Wang freq_out = wm8960->sysclk;
7933176bf2dSZidan Wang } else {
794e075fc17SKuninori Morimoto dev_err(component->dev, "No SYSCLK configured\n");
7953176bf2dSZidan Wang return -EINVAL;
7963176bf2dSZidan Wang }
7973176bf2dSZidan Wang
7986bb74514SStuart Henderson if (wm8960->clk_id != WM8960_SYSCLK_PLL) {
7993ddc9721SDaniel Baluta ret = wm8960_configure_sysclk(wm8960, freq_out, &i, &j, &k);
8003c01b9eeSDaniel Baluta if (ret >= 0) {
8013176bf2dSZidan Wang goto configure_clock;
8023176bf2dSZidan Wang } else if (wm8960->clk_id != WM8960_SYSCLK_AUTO) {
803e075fc17SKuninori Morimoto dev_err(component->dev, "failed to configure clock\n");
8043176bf2dSZidan Wang return -EINVAL;
8053176bf2dSZidan Wang }
8066bb74514SStuart Henderson }
8073176bf2dSZidan Wang
808e075fc17SKuninori Morimoto freq_out = wm8960_configure_pll(component, freq_in, &i, &j, &k);
80966772edaSDaniel Baluta if (freq_out < 0) {
810e075fc17SKuninori Morimoto dev_err(component->dev, "failed to configure clock via PLL\n");
81166772edaSDaniel Baluta return freq_out;
8123176bf2dSZidan Wang }
813e075fc17SKuninori Morimoto wm8960_set_pll(component, freq_in, freq_out);
8143176bf2dSZidan Wang
8153176bf2dSZidan Wang configure_clock:
8163176bf2dSZidan Wang /* configure sysclk clock */
817e075fc17SKuninori Morimoto snd_soc_component_update_bits(component, WM8960_CLOCK1, 3 << 1, i << 1);
8183176bf2dSZidan Wang
8193176bf2dSZidan Wang /* configure frame clock */
820e075fc17SKuninori Morimoto snd_soc_component_update_bits(component, WM8960_CLOCK1, 0x7 << 3, j << 3);
821e075fc17SKuninori Morimoto snd_soc_component_update_bits(component, WM8960_CLOCK1, 0x7 << 6, j << 6);
8220e50b51aSZidan Wang
8230e50b51aSZidan Wang /* configure bit clock */
824e075fc17SKuninori Morimoto snd_soc_component_update_bits(component, WM8960_CLOCK2, 0xf, k);
8253176bf2dSZidan Wang
8263176bf2dSZidan Wang return 0;
8270e50b51aSZidan Wang }
8280e50b51aSZidan Wang
wm8960_hw_params(struct snd_pcm_substream * substream,struct snd_pcm_hw_params * params,struct snd_soc_dai * dai)829f2644a2cSMark Brown static int wm8960_hw_params(struct snd_pcm_substream *substream,
830f2644a2cSMark Brown struct snd_pcm_hw_params *params,
831f2644a2cSMark Brown struct snd_soc_dai *dai)
832f2644a2cSMark Brown {
833e075fc17SKuninori Morimoto struct snd_soc_component *component = dai->component;
834e075fc17SKuninori Morimoto struct wm8960_priv *wm8960 = snd_soc_component_get_drvdata(component);
8356d75dfc3SKuninori Morimoto u16 iface = snd_soc_component_read(component, WM8960_IFACE1) & 0xfff3;
8360e50b51aSZidan Wang bool tx = substream->stream == SNDRV_PCM_STREAM_PLAYBACK;
837db059c0fSMark Brown int i;
838f2644a2cSMark Brown
8390e50b51aSZidan Wang wm8960->bclk = snd_soc_params_to_bclk(params);
8400e50b51aSZidan Wang if (params_channels(params) == 1)
8410e50b51aSZidan Wang wm8960->bclk *= 2;
8420e50b51aSZidan Wang
843f2644a2cSMark Brown /* bit size */
84439e9cc46SMark Brown switch (params_width(params)) {
84539e9cc46SMark Brown case 16:
846f2644a2cSMark Brown break;
84739e9cc46SMark Brown case 20:
848f2644a2cSMark Brown iface |= 0x0004;
849f2644a2cSMark Brown break;
85039e9cc46SMark Brown case 24:
851f2644a2cSMark Brown iface |= 0x0008;
852f2644a2cSMark Brown break;
8537a8c7867SZidan Wang case 32:
8547a8c7867SZidan Wang /* right justify mode does not support 32 word length */
8557a8c7867SZidan Wang if ((iface & 0x3) != 0) {
8567a8c7867SZidan Wang iface |= 0x000c;
8577a8c7867SZidan Wang break;
8587a8c7867SZidan Wang }
8593e146b55SGustavo A. R. Silva fallthrough;
8604c2474c0STimur Tabi default:
861e075fc17SKuninori Morimoto dev_err(component->dev, "unsupported width %d\n",
86239e9cc46SMark Brown params_width(params));
8634c2474c0STimur Tabi return -EINVAL;
864f2644a2cSMark Brown }
865f2644a2cSMark Brown
8663176bf2dSZidan Wang wm8960->lrclk = params_rate(params);
867afd6d36aSMark Brown /* Update filters for the new rate */
8683176bf2dSZidan Wang if (tx) {
869e075fc17SKuninori Morimoto wm8960_set_deemph(component);
870db059c0fSMark Brown } else {
871db059c0fSMark Brown for (i = 0; i < ARRAY_SIZE(alc_rates); i++)
872db059c0fSMark Brown if (alc_rates[i].rate == params_rate(params))
873e075fc17SKuninori Morimoto snd_soc_component_update_bits(component,
874db059c0fSMark Brown WM8960_ADDCTL3, 0x7,
875db059c0fSMark Brown alc_rates[i].val);
876afd6d36aSMark Brown }
877afd6d36aSMark Brown
878f2644a2cSMark Brown /* set iface */
879e075fc17SKuninori Morimoto snd_soc_component_write(component, WM8960_IFACE1, iface);
8800e50b51aSZidan Wang
8813176bf2dSZidan Wang wm8960->is_stream_in_use[tx] = true;
8823176bf2dSZidan Wang
8831e060a45SShengjiu Wang if (!wm8960->is_stream_in_use[!tx])
884e075fc17SKuninori Morimoto return wm8960_configure_clocking(component);
8853176bf2dSZidan Wang
8863176bf2dSZidan Wang return 0;
8873176bf2dSZidan Wang }
8883176bf2dSZidan Wang
wm8960_hw_free(struct snd_pcm_substream * substream,struct snd_soc_dai * dai)8893176bf2dSZidan Wang static int wm8960_hw_free(struct snd_pcm_substream *substream,
8903176bf2dSZidan Wang struct snd_soc_dai *dai)
8913176bf2dSZidan Wang {
892e075fc17SKuninori Morimoto struct snd_soc_component *component = dai->component;
893e075fc17SKuninori Morimoto struct wm8960_priv *wm8960 = snd_soc_component_get_drvdata(component);
8943176bf2dSZidan Wang bool tx = substream->stream == SNDRV_PCM_STREAM_PLAYBACK;
8953176bf2dSZidan Wang
8963176bf2dSZidan Wang wm8960->is_stream_in_use[tx] = false;
8970e50b51aSZidan Wang
898f2644a2cSMark Brown return 0;
899f2644a2cSMark Brown }
900f2644a2cSMark Brown
wm8960_mute(struct snd_soc_dai * dai,int mute,int direction)90126d3c16eSKuninori Morimoto static int wm8960_mute(struct snd_soc_dai *dai, int mute, int direction)
902f2644a2cSMark Brown {
903e075fc17SKuninori Morimoto struct snd_soc_component *component = dai->component;
904f2644a2cSMark Brown
905f2644a2cSMark Brown if (mute)
906e075fc17SKuninori Morimoto snd_soc_component_update_bits(component, WM8960_DACCTL1, 0x8, 0x8);
907f2644a2cSMark Brown else
908e075fc17SKuninori Morimoto snd_soc_component_update_bits(component, WM8960_DACCTL1, 0x8, 0);
909f2644a2cSMark Brown return 0;
910f2644a2cSMark Brown }
911f2644a2cSMark Brown
wm8960_set_bias_level_out3(struct snd_soc_component * component,enum snd_soc_bias_level level)912e075fc17SKuninori Morimoto static int wm8960_set_bias_level_out3(struct snd_soc_component *component,
913f2644a2cSMark Brown enum snd_soc_bias_level level)
914f2644a2cSMark Brown {
915e075fc17SKuninori Morimoto struct wm8960_priv *wm8960 = snd_soc_component_get_drvdata(component);
9166d75dfc3SKuninori Morimoto u16 pm2 = snd_soc_component_read(component, WM8960_POWER2);
91775aa8868SZidan Wang int ret;
9183c7a4c24SViorel Suman ktime_t tout;
9190ebe36c6SMark Brown
920f2644a2cSMark Brown switch (level) {
921f2644a2cSMark Brown case SND_SOC_BIAS_ON:
922f2644a2cSMark Brown break;
923f2644a2cSMark Brown
924f2644a2cSMark Brown case SND_SOC_BIAS_PREPARE:
925e075fc17SKuninori Morimoto switch (snd_soc_component_get_bias_level(component)) {
92675aa8868SZidan Wang case SND_SOC_BIAS_STANDBY:
92775aa8868SZidan Wang if (!IS_ERR(wm8960->mclk)) {
92875aa8868SZidan Wang ret = clk_prepare_enable(wm8960->mclk);
92975aa8868SZidan Wang if (ret) {
930e075fc17SKuninori Morimoto dev_err(component->dev,
93175aa8868SZidan Wang "Failed to enable MCLK: %d\n",
93275aa8868SZidan Wang ret);
93375aa8868SZidan Wang return ret;
93475aa8868SZidan Wang }
93575aa8868SZidan Wang }
93675aa8868SZidan Wang
937e075fc17SKuninori Morimoto ret = wm8960_configure_clocking(component);
9383176bf2dSZidan Wang if (ret)
9393176bf2dSZidan Wang return ret;
9403176bf2dSZidan Wang
941f2644a2cSMark Brown /* Set VMID to 2x50k */
942e075fc17SKuninori Morimoto snd_soc_component_update_bits(component, WM8960_POWER1, 0x180, 0x80);
943f2644a2cSMark Brown break;
944f2644a2cSMark Brown
94575aa8868SZidan Wang case SND_SOC_BIAS_ON:
9463176bf2dSZidan Wang /*
9473176bf2dSZidan Wang * If it's sysclk auto mode, and the pll is enabled,
9483176bf2dSZidan Wang * disable the pll
9493176bf2dSZidan Wang */
9503176bf2dSZidan Wang if (wm8960->clk_id == WM8960_SYSCLK_AUTO && (pm2 & 0x1))
951e075fc17SKuninori Morimoto wm8960_set_pll(component, 0, 0);
9523176bf2dSZidan Wang
95375aa8868SZidan Wang if (!IS_ERR(wm8960->mclk))
95475aa8868SZidan Wang clk_disable_unprepare(wm8960->mclk);
95575aa8868SZidan Wang break;
95675aa8868SZidan Wang
95775aa8868SZidan Wang default:
95875aa8868SZidan Wang break;
95975aa8868SZidan Wang }
96075aa8868SZidan Wang
96175aa8868SZidan Wang break;
96275aa8868SZidan Wang
963f2644a2cSMark Brown case SND_SOC_BIAS_STANDBY:
964e075fc17SKuninori Morimoto if (snd_soc_component_get_bias_level(component) == SND_SOC_BIAS_OFF) {
9653c7a4c24SViorel Suman /* ensure discharge is complete */
9663c7a4c24SViorel Suman tout = WM8960_DSCH_TOUT - ktime_ms_delta(ktime_get(), wm8960->dsch_start);
9673c7a4c24SViorel Suman if (tout > 0)
9683c7a4c24SViorel Suman msleep(tout);
9693c7a4c24SViorel Suman
9700ebe36c6SMark Brown regcache_sync(wm8960->regmap);
971bc45df2dSAxel Lin
972f2644a2cSMark Brown /* Enable anti-pop features */
973e075fc17SKuninori Morimoto snd_soc_component_write(component, WM8960_APOP1,
974f2644a2cSMark Brown WM8960_POBCTRL | WM8960_SOFT_ST |
975f2644a2cSMark Brown WM8960_BUFDCOPEN | WM8960_BUFIOEN);
976f2644a2cSMark Brown
977f2644a2cSMark Brown /* Enable & ramp VMID at 2x50k */
978e075fc17SKuninori Morimoto snd_soc_component_update_bits(component, WM8960_POWER1, 0x80, 0x80);
979f2644a2cSMark Brown msleep(100);
980f2644a2cSMark Brown
981f2644a2cSMark Brown /* Enable VREF */
982e075fc17SKuninori Morimoto snd_soc_component_update_bits(component, WM8960_POWER1, WM8960_VREF,
98316b24881SAxel Lin WM8960_VREF);
984f2644a2cSMark Brown
985f2644a2cSMark Brown /* Disable anti-pop features */
986e075fc17SKuninori Morimoto snd_soc_component_write(component, WM8960_APOP1, WM8960_BUFIOEN);
987f2644a2cSMark Brown }
988f2644a2cSMark Brown
989f2644a2cSMark Brown /* Set VMID to 2x250k */
990e075fc17SKuninori Morimoto snd_soc_component_update_bits(component, WM8960_POWER1, 0x180, 0x100);
991f2644a2cSMark Brown break;
992f2644a2cSMark Brown
993f2644a2cSMark Brown case SND_SOC_BIAS_OFF:
994f2644a2cSMark Brown /* Enable anti-pop features */
995e075fc17SKuninori Morimoto snd_soc_component_write(component, WM8960_APOP1,
996f2644a2cSMark Brown WM8960_POBCTRL | WM8960_SOFT_ST |
997f2644a2cSMark Brown WM8960_BUFDCOPEN | WM8960_BUFIOEN);
998f2644a2cSMark Brown
9993c7a4c24SViorel Suman /* Disable VMID and VREF, mark discharge */
1000e075fc17SKuninori Morimoto snd_soc_component_write(component, WM8960_POWER1, 0);
10013c7a4c24SViorel Suman wm8960->dsch_start = ktime_get();
1002913d7b4cSMark Brown break;
1003913d7b4cSMark Brown }
1004f2644a2cSMark Brown
1005913d7b4cSMark Brown return 0;
1006913d7b4cSMark Brown }
1007913d7b4cSMark Brown
wm8960_set_bias_level_capless(struct snd_soc_component * component,enum snd_soc_bias_level level)1008e075fc17SKuninori Morimoto static int wm8960_set_bias_level_capless(struct snd_soc_component *component,
1009913d7b4cSMark Brown enum snd_soc_bias_level level)
1010913d7b4cSMark Brown {
1011e075fc17SKuninori Morimoto struct wm8960_priv *wm8960 = snd_soc_component_get_drvdata(component);
10126d75dfc3SKuninori Morimoto u16 pm2 = snd_soc_component_read(component, WM8960_POWER2);
101375aa8868SZidan Wang int reg, ret;
1014913d7b4cSMark Brown
1015913d7b4cSMark Brown switch (level) {
1016913d7b4cSMark Brown case SND_SOC_BIAS_ON:
1017913d7b4cSMark Brown break;
1018913d7b4cSMark Brown
1019913d7b4cSMark Brown case SND_SOC_BIAS_PREPARE:
1020e075fc17SKuninori Morimoto switch (snd_soc_component_get_bias_level(component)) {
1021913d7b4cSMark Brown case SND_SOC_BIAS_STANDBY:
1022913d7b4cSMark Brown /* Enable anti pop mode */
1023e075fc17SKuninori Morimoto snd_soc_component_update_bits(component, WM8960_APOP1,
1024913d7b4cSMark Brown WM8960_POBCTRL | WM8960_SOFT_ST |
1025913d7b4cSMark Brown WM8960_BUFDCOPEN,
1026913d7b4cSMark Brown WM8960_POBCTRL | WM8960_SOFT_ST |
1027913d7b4cSMark Brown WM8960_BUFDCOPEN);
1028913d7b4cSMark Brown
1029913d7b4cSMark Brown /* Enable LOUT1, ROUT1 and OUT3 if they're enabled */
1030913d7b4cSMark Brown reg = 0;
1031913d7b4cSMark Brown if (wm8960->lout1 && wm8960->lout1->power)
1032913d7b4cSMark Brown reg |= WM8960_PWR2_LOUT1;
1033913d7b4cSMark Brown if (wm8960->rout1 && wm8960->rout1->power)
1034913d7b4cSMark Brown reg |= WM8960_PWR2_ROUT1;
1035913d7b4cSMark Brown if (wm8960->out3 && wm8960->out3->power)
1036913d7b4cSMark Brown reg |= WM8960_PWR2_OUT3;
1037e075fc17SKuninori Morimoto snd_soc_component_update_bits(component, WM8960_POWER2,
1038913d7b4cSMark Brown WM8960_PWR2_LOUT1 |
1039913d7b4cSMark Brown WM8960_PWR2_ROUT1 |
1040913d7b4cSMark Brown WM8960_PWR2_OUT3, reg);
1041913d7b4cSMark Brown
1042913d7b4cSMark Brown /* Enable VMID at 2*50k */
1043e075fc17SKuninori Morimoto snd_soc_component_update_bits(component, WM8960_POWER1,
1044913d7b4cSMark Brown WM8960_VMID_MASK, 0x80);
1045913d7b4cSMark Brown
1046913d7b4cSMark Brown /* Ramp */
1047913d7b4cSMark Brown msleep(100);
1048913d7b4cSMark Brown
1049913d7b4cSMark Brown /* Enable VREF */
1050e075fc17SKuninori Morimoto snd_soc_component_update_bits(component, WM8960_POWER1,
1051913d7b4cSMark Brown WM8960_VREF, WM8960_VREF);
1052913d7b4cSMark Brown
1053913d7b4cSMark Brown msleep(100);
105475aa8868SZidan Wang
105575aa8868SZidan Wang if (!IS_ERR(wm8960->mclk)) {
105675aa8868SZidan Wang ret = clk_prepare_enable(wm8960->mclk);
105775aa8868SZidan Wang if (ret) {
1058e075fc17SKuninori Morimoto dev_err(component->dev,
105975aa8868SZidan Wang "Failed to enable MCLK: %d\n",
106075aa8868SZidan Wang ret);
106175aa8868SZidan Wang return ret;
106275aa8868SZidan Wang }
106375aa8868SZidan Wang }
10643176bf2dSZidan Wang
1065e075fc17SKuninori Morimoto ret = wm8960_configure_clocking(component);
10663176bf2dSZidan Wang if (ret)
10673176bf2dSZidan Wang return ret;
10683176bf2dSZidan Wang
1069913d7b4cSMark Brown break;
1070913d7b4cSMark Brown
1071913d7b4cSMark Brown case SND_SOC_BIAS_ON:
10723176bf2dSZidan Wang /*
10733176bf2dSZidan Wang * If it's sysclk auto mode, and the pll is enabled,
10743176bf2dSZidan Wang * disable the pll
10753176bf2dSZidan Wang */
10763176bf2dSZidan Wang if (wm8960->clk_id == WM8960_SYSCLK_AUTO && (pm2 & 0x1))
1077e075fc17SKuninori Morimoto wm8960_set_pll(component, 0, 0);
10783176bf2dSZidan Wang
107975aa8868SZidan Wang if (!IS_ERR(wm8960->mclk))
108075aa8868SZidan Wang clk_disable_unprepare(wm8960->mclk);
108175aa8868SZidan Wang
1082913d7b4cSMark Brown /* Enable anti-pop mode */
1083e075fc17SKuninori Morimoto snd_soc_component_update_bits(component, WM8960_APOP1,
1084913d7b4cSMark Brown WM8960_POBCTRL | WM8960_SOFT_ST |
1085913d7b4cSMark Brown WM8960_BUFDCOPEN,
1086913d7b4cSMark Brown WM8960_POBCTRL | WM8960_SOFT_ST |
1087913d7b4cSMark Brown WM8960_BUFDCOPEN);
1088913d7b4cSMark Brown
1089913d7b4cSMark Brown /* Disable VMID and VREF */
1090e075fc17SKuninori Morimoto snd_soc_component_update_bits(component, WM8960_POWER1,
1091913d7b4cSMark Brown WM8960_VREF | WM8960_VMID_MASK, 0);
1092913d7b4cSMark Brown break;
1093913d7b4cSMark Brown
1094bc45df2dSAxel Lin case SND_SOC_BIAS_OFF:
10950ebe36c6SMark Brown regcache_sync(wm8960->regmap);
1096bc45df2dSAxel Lin break;
1097913d7b4cSMark Brown default:
1098913d7b4cSMark Brown break;
1099913d7b4cSMark Brown }
1100913d7b4cSMark Brown break;
1101913d7b4cSMark Brown
1102913d7b4cSMark Brown case SND_SOC_BIAS_STANDBY:
1103e075fc17SKuninori Morimoto switch (snd_soc_component_get_bias_level(component)) {
1104913d7b4cSMark Brown case SND_SOC_BIAS_PREPARE:
1105913d7b4cSMark Brown /* Disable HP discharge */
1106e075fc17SKuninori Morimoto snd_soc_component_update_bits(component, WM8960_APOP2,
1107913d7b4cSMark Brown WM8960_DISOP | WM8960_DRES_MASK,
1108913d7b4cSMark Brown 0);
1109913d7b4cSMark Brown
1110913d7b4cSMark Brown /* Disable anti-pop features */
1111e075fc17SKuninori Morimoto snd_soc_component_update_bits(component, WM8960_APOP1,
1112913d7b4cSMark Brown WM8960_POBCTRL | WM8960_SOFT_ST |
1113913d7b4cSMark Brown WM8960_BUFDCOPEN,
1114913d7b4cSMark Brown WM8960_POBCTRL | WM8960_SOFT_ST |
1115913d7b4cSMark Brown WM8960_BUFDCOPEN);
1116913d7b4cSMark Brown break;
1117913d7b4cSMark Brown
1118913d7b4cSMark Brown default:
1119913d7b4cSMark Brown break;
1120913d7b4cSMark Brown }
1121913d7b4cSMark Brown break;
1122913d7b4cSMark Brown
1123913d7b4cSMark Brown case SND_SOC_BIAS_OFF:
1124f2644a2cSMark Brown break;
1125f2644a2cSMark Brown }
1126f2644a2cSMark Brown
1127f2644a2cSMark Brown return 0;
1128f2644a2cSMark Brown }
1129f2644a2cSMark Brown
1130f2644a2cSMark Brown /* PLL divisors */
1131f2644a2cSMark Brown struct _pll_div {
1132f2644a2cSMark Brown u32 pre_div:1;
1133f2644a2cSMark Brown u32 n:4;
1134f2644a2cSMark Brown u32 k:24;
1135f2644a2cSMark Brown };
1136f2644a2cSMark Brown
is_pll_freq_available(unsigned int source,unsigned int target)11373176bf2dSZidan Wang static bool is_pll_freq_available(unsigned int source, unsigned int target)
11383176bf2dSZidan Wang {
11393176bf2dSZidan Wang unsigned int Ndiv;
11403176bf2dSZidan Wang
11413176bf2dSZidan Wang if (source == 0 || target == 0)
11423176bf2dSZidan Wang return false;
11433176bf2dSZidan Wang
11443176bf2dSZidan Wang /* Scale up target to PLL operating frequency */
11453176bf2dSZidan Wang target *= 4;
11463176bf2dSZidan Wang Ndiv = target / source;
11473176bf2dSZidan Wang
11483176bf2dSZidan Wang if (Ndiv < 6) {
11493176bf2dSZidan Wang source >>= 1;
11503176bf2dSZidan Wang Ndiv = target / source;
11513176bf2dSZidan Wang }
11523176bf2dSZidan Wang
11533176bf2dSZidan Wang if ((Ndiv < 6) || (Ndiv > 12))
11543176bf2dSZidan Wang return false;
11553176bf2dSZidan Wang
11563176bf2dSZidan Wang return true;
11573176bf2dSZidan Wang }
11583176bf2dSZidan Wang
1159f2644a2cSMark Brown /* The size in bits of the pll divide multiplied by 10
1160f2644a2cSMark Brown * to allow rounding later */
1161f2644a2cSMark Brown #define FIXED_PLL_SIZE ((1 << 24) * 10)
1162f2644a2cSMark Brown
pll_factors(unsigned int source,unsigned int target,struct _pll_div * pll_div)1163f2644a2cSMark Brown static int pll_factors(unsigned int source, unsigned int target,
1164f2644a2cSMark Brown struct _pll_div *pll_div)
1165f2644a2cSMark Brown {
1166f2644a2cSMark Brown unsigned long long Kpart;
1167f2644a2cSMark Brown unsigned int K, Ndiv, Nmod;
1168f2644a2cSMark Brown
1169f2644a2cSMark Brown pr_debug("WM8960 PLL: setting %dHz->%dHz\n", source, target);
1170f2644a2cSMark Brown
1171f2644a2cSMark Brown /* Scale up target to PLL operating frequency */
1172f2644a2cSMark Brown target *= 4;
1173f2644a2cSMark Brown
1174f2644a2cSMark Brown Ndiv = target / source;
1175f2644a2cSMark Brown if (Ndiv < 6) {
1176f2644a2cSMark Brown source >>= 1;
1177f2644a2cSMark Brown pll_div->pre_div = 1;
1178f2644a2cSMark Brown Ndiv = target / source;
1179f2644a2cSMark Brown } else
1180f2644a2cSMark Brown pll_div->pre_div = 0;
1181f2644a2cSMark Brown
1182f2644a2cSMark Brown if ((Ndiv < 6) || (Ndiv > 12)) {
1183f2644a2cSMark Brown pr_err("WM8960 PLL: Unsupported N=%d\n", Ndiv);
1184f2644a2cSMark Brown return -EINVAL;
1185f2644a2cSMark Brown }
1186f2644a2cSMark Brown
1187f2644a2cSMark Brown pll_div->n = Ndiv;
1188f2644a2cSMark Brown Nmod = target % source;
1189f2644a2cSMark Brown Kpart = FIXED_PLL_SIZE * (long long)Nmod;
1190f2644a2cSMark Brown
1191f2644a2cSMark Brown do_div(Kpart, source);
1192f2644a2cSMark Brown
1193f2644a2cSMark Brown K = Kpart & 0xFFFFFFFF;
1194f2644a2cSMark Brown
1195f2644a2cSMark Brown /* Check if we need to round */
1196f2644a2cSMark Brown if ((K % 10) >= 5)
1197f2644a2cSMark Brown K += 5;
1198f2644a2cSMark Brown
1199f2644a2cSMark Brown /* Move down to proper range now rounding is done */
1200f2644a2cSMark Brown K /= 10;
1201f2644a2cSMark Brown
1202f2644a2cSMark Brown pll_div->k = K;
1203f2644a2cSMark Brown
1204f2644a2cSMark Brown pr_debug("WM8960 PLL: N=%x K=%x pre_div=%d\n",
1205f2644a2cSMark Brown pll_div->n, pll_div->k, pll_div->pre_div);
1206f2644a2cSMark Brown
1207f2644a2cSMark Brown return 0;
1208f2644a2cSMark Brown }
1209f2644a2cSMark Brown
wm8960_set_pll(struct snd_soc_component * component,unsigned int freq_in,unsigned int freq_out)1210e075fc17SKuninori Morimoto static int wm8960_set_pll(struct snd_soc_component *component,
12113176bf2dSZidan Wang unsigned int freq_in, unsigned int freq_out)
1212f2644a2cSMark Brown {
1213f2644a2cSMark Brown u16 reg;
1214f2644a2cSMark Brown static struct _pll_div pll_div;
1215f2644a2cSMark Brown int ret;
1216f2644a2cSMark Brown
1217f2644a2cSMark Brown if (freq_in && freq_out) {
1218f2644a2cSMark Brown ret = pll_factors(freq_in, freq_out, &pll_div);
1219f2644a2cSMark Brown if (ret != 0)
1220f2644a2cSMark Brown return ret;
1221f2644a2cSMark Brown }
1222f2644a2cSMark Brown
1223f2644a2cSMark Brown /* Disable the PLL: even if we are changing the frequency the
1224f2644a2cSMark Brown * PLL needs to be disabled while we do so. */
1225e075fc17SKuninori Morimoto snd_soc_component_update_bits(component, WM8960_CLOCK1, 0x1, 0);
1226e075fc17SKuninori Morimoto snd_soc_component_update_bits(component, WM8960_POWER2, 0x1, 0);
1227f2644a2cSMark Brown
1228f2644a2cSMark Brown if (!freq_in || !freq_out)
1229f2644a2cSMark Brown return 0;
1230f2644a2cSMark Brown
12316d75dfc3SKuninori Morimoto reg = snd_soc_component_read(component, WM8960_PLL1) & ~0x3f;
1232f2644a2cSMark Brown reg |= pll_div.pre_div << 4;
1233f2644a2cSMark Brown reg |= pll_div.n;
1234f2644a2cSMark Brown
1235f2644a2cSMark Brown if (pll_div.k) {
1236f2644a2cSMark Brown reg |= 0x20;
1237f2644a2cSMark Brown
1238e075fc17SKuninori Morimoto snd_soc_component_write(component, WM8960_PLL2, (pll_div.k >> 16) & 0xff);
1239e075fc17SKuninori Morimoto snd_soc_component_write(component, WM8960_PLL3, (pll_div.k >> 8) & 0xff);
1240e075fc17SKuninori Morimoto snd_soc_component_write(component, WM8960_PLL4, pll_div.k & 0xff);
1241f2644a2cSMark Brown }
1242e075fc17SKuninori Morimoto snd_soc_component_write(component, WM8960_PLL1, reg);
1243f2644a2cSMark Brown
1244f2644a2cSMark Brown /* Turn it on */
1245e075fc17SKuninori Morimoto snd_soc_component_update_bits(component, WM8960_POWER2, 0x1, 0x1);
1246f2644a2cSMark Brown msleep(250);
1247e075fc17SKuninori Morimoto snd_soc_component_update_bits(component, WM8960_CLOCK1, 0x1, 0x1);
1248f2644a2cSMark Brown
1249f2644a2cSMark Brown return 0;
1250f2644a2cSMark Brown }
1251f2644a2cSMark Brown
wm8960_set_dai_pll(struct snd_soc_dai * codec_dai,int pll_id,int source,unsigned int freq_in,unsigned int freq_out)12523176bf2dSZidan Wang static int wm8960_set_dai_pll(struct snd_soc_dai *codec_dai, int pll_id,
12533176bf2dSZidan Wang int source, unsigned int freq_in, unsigned int freq_out)
12543176bf2dSZidan Wang {
1255e075fc17SKuninori Morimoto struct snd_soc_component *component = codec_dai->component;
1256e075fc17SKuninori Morimoto struct wm8960_priv *wm8960 = snd_soc_component_get_drvdata(component);
12573176bf2dSZidan Wang
12583176bf2dSZidan Wang wm8960->freq_in = freq_in;
12593176bf2dSZidan Wang
12603176bf2dSZidan Wang if (pll_id == WM8960_SYSCLK_AUTO)
12613176bf2dSZidan Wang return 0;
12623176bf2dSZidan Wang
1263e075fc17SKuninori Morimoto return wm8960_set_pll(component, freq_in, freq_out);
12643176bf2dSZidan Wang }
12653176bf2dSZidan Wang
wm8960_set_dai_clkdiv(struct snd_soc_dai * codec_dai,int div_id,int div)1266f2644a2cSMark Brown static int wm8960_set_dai_clkdiv(struct snd_soc_dai *codec_dai,
1267f2644a2cSMark Brown int div_id, int div)
1268f2644a2cSMark Brown {
1269e075fc17SKuninori Morimoto struct snd_soc_component *component = codec_dai->component;
1270f2644a2cSMark Brown u16 reg;
1271f2644a2cSMark Brown
1272f2644a2cSMark Brown switch (div_id) {
1273f2644a2cSMark Brown case WM8960_SYSCLKDIV:
12746d75dfc3SKuninori Morimoto reg = snd_soc_component_read(component, WM8960_CLOCK1) & 0x1f9;
1275e075fc17SKuninori Morimoto snd_soc_component_write(component, WM8960_CLOCK1, reg | div);
1276f2644a2cSMark Brown break;
1277f2644a2cSMark Brown case WM8960_DACDIV:
12786d75dfc3SKuninori Morimoto reg = snd_soc_component_read(component, WM8960_CLOCK1) & 0x1c7;
1279e075fc17SKuninori Morimoto snd_soc_component_write(component, WM8960_CLOCK1, reg | div);
1280f2644a2cSMark Brown break;
1281f2644a2cSMark Brown case WM8960_OPCLKDIV:
12826d75dfc3SKuninori Morimoto reg = snd_soc_component_read(component, WM8960_PLL1) & 0x03f;
1283e075fc17SKuninori Morimoto snd_soc_component_write(component, WM8960_PLL1, reg | div);
1284f2644a2cSMark Brown break;
1285f2644a2cSMark Brown case WM8960_DCLKDIV:
12866d75dfc3SKuninori Morimoto reg = snd_soc_component_read(component, WM8960_CLOCK2) & 0x03f;
1287e075fc17SKuninori Morimoto snd_soc_component_write(component, WM8960_CLOCK2, reg | div);
1288f2644a2cSMark Brown break;
1289f2644a2cSMark Brown case WM8960_TOCLKSEL:
12906d75dfc3SKuninori Morimoto reg = snd_soc_component_read(component, WM8960_ADDCTL1) & 0x1fd;
1291e075fc17SKuninori Morimoto snd_soc_component_write(component, WM8960_ADDCTL1, reg | div);
1292f2644a2cSMark Brown break;
1293f2644a2cSMark Brown default:
1294f2644a2cSMark Brown return -EINVAL;
1295f2644a2cSMark Brown }
1296f2644a2cSMark Brown
1297f2644a2cSMark Brown return 0;
1298f2644a2cSMark Brown }
1299f2644a2cSMark Brown
wm8960_set_bias_level(struct snd_soc_component * component,enum snd_soc_bias_level level)1300e075fc17SKuninori Morimoto static int wm8960_set_bias_level(struct snd_soc_component *component,
1301f0fba2adSLiam Girdwood enum snd_soc_bias_level level)
1302f0fba2adSLiam Girdwood {
1303e075fc17SKuninori Morimoto struct wm8960_priv *wm8960 = snd_soc_component_get_drvdata(component);
1304f0fba2adSLiam Girdwood
1305e075fc17SKuninori Morimoto return wm8960->set_bias_level(component, level);
1306f0fba2adSLiam Girdwood }
1307f0fba2adSLiam Girdwood
wm8960_set_dai_sysclk(struct snd_soc_dai * dai,int clk_id,unsigned int freq,int dir)13080e50b51aSZidan Wang static int wm8960_set_dai_sysclk(struct snd_soc_dai *dai, int clk_id,
13090e50b51aSZidan Wang unsigned int freq, int dir)
13100e50b51aSZidan Wang {
1311e075fc17SKuninori Morimoto struct snd_soc_component *component = dai->component;
1312e075fc17SKuninori Morimoto struct wm8960_priv *wm8960 = snd_soc_component_get_drvdata(component);
13130e50b51aSZidan Wang
13140e50b51aSZidan Wang switch (clk_id) {
13150e50b51aSZidan Wang case WM8960_SYSCLK_MCLK:
1316e075fc17SKuninori Morimoto snd_soc_component_update_bits(component, WM8960_CLOCK1,
13170e50b51aSZidan Wang 0x1, WM8960_SYSCLK_MCLK);
13180e50b51aSZidan Wang break;
13190e50b51aSZidan Wang case WM8960_SYSCLK_PLL:
1320e075fc17SKuninori Morimoto snd_soc_component_update_bits(component, WM8960_CLOCK1,
13210e50b51aSZidan Wang 0x1, WM8960_SYSCLK_PLL);
13220e50b51aSZidan Wang break;
13233176bf2dSZidan Wang case WM8960_SYSCLK_AUTO:
13243176bf2dSZidan Wang break;
13250e50b51aSZidan Wang default:
13260e50b51aSZidan Wang return -EINVAL;
13270e50b51aSZidan Wang }
13280e50b51aSZidan Wang
13290e50b51aSZidan Wang wm8960->sysclk = freq;
13303176bf2dSZidan Wang wm8960->clk_id = clk_id;
13310e50b51aSZidan Wang
13320e50b51aSZidan Wang return 0;
13330e50b51aSZidan Wang }
13340e50b51aSZidan Wang
1335f2644a2cSMark Brown #define WM8960_RATES SNDRV_PCM_RATE_8000_48000
1336f2644a2cSMark Brown
1337f2644a2cSMark Brown #define WM8960_FORMATS \
1338f2644a2cSMark Brown (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE | \
13397a8c7867SZidan Wang SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S32_LE)
1340f2644a2cSMark Brown
134185e7652dSLars-Peter Clausen static const struct snd_soc_dai_ops wm8960_dai_ops = {
1342f2644a2cSMark Brown .hw_params = wm8960_hw_params,
13433176bf2dSZidan Wang .hw_free = wm8960_hw_free,
134426d3c16eSKuninori Morimoto .mute_stream = wm8960_mute,
1345f2644a2cSMark Brown .set_fmt = wm8960_set_dai_fmt,
1346f2644a2cSMark Brown .set_clkdiv = wm8960_set_dai_clkdiv,
1347f2644a2cSMark Brown .set_pll = wm8960_set_dai_pll,
13480e50b51aSZidan Wang .set_sysclk = wm8960_set_dai_sysclk,
134926d3c16eSKuninori Morimoto .no_capture_mute = 1,
1350f2644a2cSMark Brown };
1351f2644a2cSMark Brown
1352f0fba2adSLiam Girdwood static struct snd_soc_dai_driver wm8960_dai = {
1353f0fba2adSLiam Girdwood .name = "wm8960-hifi",
1354f2644a2cSMark Brown .playback = {
1355f2644a2cSMark Brown .stream_name = "Playback",
1356f2644a2cSMark Brown .channels_min = 1,
1357f2644a2cSMark Brown .channels_max = 2,
1358f2644a2cSMark Brown .rates = WM8960_RATES,
1359f2644a2cSMark Brown .formats = WM8960_FORMATS,},
1360f2644a2cSMark Brown .capture = {
1361f2644a2cSMark Brown .stream_name = "Capture",
1362f2644a2cSMark Brown .channels_min = 1,
1363f2644a2cSMark Brown .channels_max = 2,
1364f2644a2cSMark Brown .rates = WM8960_RATES,
1365f2644a2cSMark Brown .formats = WM8960_FORMATS,},
1366f2644a2cSMark Brown .ops = &wm8960_dai_ops,
136707695752SKuninori Morimoto .symmetric_rate = 1,
1368f2644a2cSMark Brown };
1369f2644a2cSMark Brown
wm8960_probe(struct snd_soc_component * component)1370e075fc17SKuninori Morimoto static int wm8960_probe(struct snd_soc_component *component)
1371f2644a2cSMark Brown {
1372e075fc17SKuninori Morimoto struct wm8960_priv *wm8960 = snd_soc_component_get_drvdata(component);
1373e2280c90SZidan Wang struct wm8960_data *pdata = &wm8960->pdata;
1374f2644a2cSMark Brown
1375913d7b4cSMark Brown if (pdata->capless)
1376f0fba2adSLiam Girdwood wm8960->set_bias_level = wm8960_set_bias_level_capless;
1377e2280c90SZidan Wang else
1378e2280c90SZidan Wang wm8960->set_bias_level = wm8960_set_bias_level_out3;
1379f2644a2cSMark Brown
1380e075fc17SKuninori Morimoto snd_soc_add_component_controls(component, wm8960_snd_controls,
1381f0fba2adSLiam Girdwood ARRAY_SIZE(wm8960_snd_controls));
1382e075fc17SKuninori Morimoto wm8960_add_widgets(component);
1383f2644a2cSMark Brown
1384f2644a2cSMark Brown return 0;
1385f2644a2cSMark Brown }
1386f2644a2cSMark Brown
1387e075fc17SKuninori Morimoto static const struct snd_soc_component_driver soc_component_dev_wm8960 = {
1388f0fba2adSLiam Girdwood .probe = wm8960_probe,
1389f0fba2adSLiam Girdwood .set_bias_level = wm8960_set_bias_level,
1390e075fc17SKuninori Morimoto .suspend_bias_off = 1,
1391e075fc17SKuninori Morimoto .idle_bias_on = 1,
1392e075fc17SKuninori Morimoto .use_pmdown_time = 1,
1393e075fc17SKuninori Morimoto .endianness = 1,
13940ebe36c6SMark Brown };
13950ebe36c6SMark Brown
13960ebe36c6SMark Brown static const struct regmap_config wm8960_regmap = {
13970ebe36c6SMark Brown .reg_bits = 7,
13980ebe36c6SMark Brown .val_bits = 9,
13990ebe36c6SMark Brown .max_register = WM8960_PLL4,
14000ebe36c6SMark Brown
14010ebe36c6SMark Brown .reg_defaults = wm8960_reg_defaults,
14020ebe36c6SMark Brown .num_reg_defaults = ARRAY_SIZE(wm8960_reg_defaults),
140311e13540SMark Brown .cache_type = REGCACHE_MAPLE,
14040ebe36c6SMark Brown
14050ebe36c6SMark Brown .volatile_reg = wm8960_volatile,
1406f0fba2adSLiam Girdwood };
1407f0fba2adSLiam Girdwood
wm8960_set_pdata_from_of(struct i2c_client * i2c,struct wm8960_data * pdata)1408e2280c90SZidan Wang static void wm8960_set_pdata_from_of(struct i2c_client *i2c,
1409e2280c90SZidan Wang struct wm8960_data *pdata)
1410e2280c90SZidan Wang {
1411e2280c90SZidan Wang const struct device_node *np = i2c->dev.of_node;
1412e2280c90SZidan Wang
1413e2280c90SZidan Wang if (of_property_read_bool(np, "wlf,capless"))
1414e2280c90SZidan Wang pdata->capless = true;
1415e2280c90SZidan Wang
1416e2280c90SZidan Wang if (of_property_read_bool(np, "wlf,shared-lrclk"))
1417e2280c90SZidan Wang pdata->shared_lrclk = true;
1418c9015a17SShengjiu Wang
1419c9015a17SShengjiu Wang of_property_read_u32_array(np, "wlf,gpio-cfg", pdata->gpio_cfg,
1420c9015a17SShengjiu Wang ARRAY_SIZE(pdata->gpio_cfg));
1421c9015a17SShengjiu Wang
1422c9015a17SShengjiu Wang of_property_read_u32_array(np, "wlf,hp-cfg", pdata->hp_cfg,
1423c9015a17SShengjiu Wang ARRAY_SIZE(pdata->hp_cfg));
1424e2280c90SZidan Wang }
1425e2280c90SZidan Wang
wm8960_i2c_probe(struct i2c_client * i2c)142697b0b6e3SStephen Kitt static int wm8960_i2c_probe(struct i2c_client *i2c)
1427f2644a2cSMark Brown {
142837061631SMark Brown struct wm8960_data *pdata = dev_get_platdata(&i2c->dev);
1429f2644a2cSMark Brown struct wm8960_priv *wm8960;
1430422f10adSFabio Estevam unsigned int i;
1431f0fba2adSLiam Girdwood int ret;
14328b30cdbeSFrank Li u8 val;
1433f2644a2cSMark Brown
1434b9791c01SMark Brown wm8960 = devm_kzalloc(&i2c->dev, sizeof(struct wm8960_priv),
1435b9791c01SMark Brown GFP_KERNEL);
1436f2644a2cSMark Brown if (wm8960 == NULL)
1437f2644a2cSMark Brown return -ENOMEM;
1438f2644a2cSMark Brown
143975aa8868SZidan Wang wm8960->mclk = devm_clk_get(&i2c->dev, "mclk");
144075aa8868SZidan Wang if (IS_ERR(wm8960->mclk)) {
144175aa8868SZidan Wang if (PTR_ERR(wm8960->mclk) == -EPROBE_DEFER)
144275aa8868SZidan Wang return -EPROBE_DEFER;
14430169cc3fSMark Brown } else {
14440169cc3fSMark Brown ret = clk_get_rate(wm8960->mclk);
14450169cc3fSMark Brown if (ret >= 0) {
14460169cc3fSMark Brown wm8960->freq_in = ret;
14470169cc3fSMark Brown } else {
14480169cc3fSMark Brown dev_err(&i2c->dev, "Failed to read MCLK rate: %d\n",
14490169cc3fSMark Brown ret);
14500169cc3fSMark Brown }
145175aa8868SZidan Wang }
145275aa8868SZidan Wang
1453422f10adSFabio Estevam for (i = 0; i < ARRAY_SIZE(wm8960->supplies); i++)
1454422f10adSFabio Estevam wm8960->supplies[i].supply = wm8960_supply_names[i];
1455422f10adSFabio Estevam
1456422f10adSFabio Estevam ret = devm_regulator_bulk_get(&i2c->dev, ARRAY_SIZE(wm8960->supplies),
1457422f10adSFabio Estevam wm8960->supplies);
1458422f10adSFabio Estevam if (ret < 0) {
1459422f10adSFabio Estevam dev_err(&i2c->dev, "Failed to request supplies: %d\n", ret);
1460422f10adSFabio Estevam return ret;
1461422f10adSFabio Estevam }
1462422f10adSFabio Estevam
1463422f10adSFabio Estevam ret = regulator_bulk_enable(ARRAY_SIZE(wm8960->supplies),
1464422f10adSFabio Estevam wm8960->supplies);
1465422f10adSFabio Estevam if (ret < 0) {
1466422f10adSFabio Estevam dev_err(&i2c->dev, "Failed to enable supplies: %d\n", ret);
1467422f10adSFabio Estevam return ret;
1468422f10adSFabio Estevam }
1469422f10adSFabio Estevam
1470c5e6f5faSSachin Kamat wm8960->regmap = devm_regmap_init_i2c(i2c, &wm8960_regmap);
1471*d7e47e32SGuenter Roeck if (IS_ERR(wm8960->regmap)) {
1472*d7e47e32SGuenter Roeck ret = PTR_ERR(wm8960->regmap);
1473*d7e47e32SGuenter Roeck goto bulk_disable;
1474*d7e47e32SGuenter Roeck }
14750ebe36c6SMark Brown
1476e2280c90SZidan Wang if (pdata)
1477e2280c90SZidan Wang memcpy(&wm8960->pdata, pdata, sizeof(struct wm8960_data));
1478e2280c90SZidan Wang else if (i2c->dev.of_node)
1479e2280c90SZidan Wang wm8960_set_pdata_from_of(i2c, &wm8960->pdata);
1480e2280c90SZidan Wang
14818b30cdbeSFrank Li ret = i2c_master_recv(i2c, &val, sizeof(val));
14828b30cdbeSFrank Li if (ret >= 0) {
14838b30cdbeSFrank Li dev_err(&i2c->dev, "Not wm8960, wm8960 reg can not read by i2c\n");
1484*d7e47e32SGuenter Roeck ret = -EINVAL;
1485*d7e47e32SGuenter Roeck goto bulk_disable;
14868b30cdbeSFrank Li }
14878b30cdbeSFrank Li
14883ad5e861SZidan Wang ret = wm8960_reset(wm8960->regmap);
14893ad5e861SZidan Wang if (ret != 0) {
14903ad5e861SZidan Wang dev_err(&i2c->dev, "Failed to issue reset\n");
1491*d7e47e32SGuenter Roeck goto bulk_disable;
14923ad5e861SZidan Wang }
14933ad5e861SZidan Wang
14943ad5e861SZidan Wang if (wm8960->pdata.shared_lrclk) {
149537061631SMark Brown ret = regmap_update_bits(wm8960->regmap, WM8960_ADDCTL2,
149637061631SMark Brown 0x4, 0x4);
149737061631SMark Brown if (ret != 0) {
149837061631SMark Brown dev_err(&i2c->dev, "Failed to enable LRCM: %d\n",
149937061631SMark Brown ret);
1500*d7e47e32SGuenter Roeck goto bulk_disable;
150137061631SMark Brown }
150237061631SMark Brown }
150337061631SMark Brown
15043ad5e861SZidan Wang /* Latch the update bits */
15053ad5e861SZidan Wang regmap_update_bits(wm8960->regmap, WM8960_LINVOL, 0x100, 0x100);
15063ad5e861SZidan Wang regmap_update_bits(wm8960->regmap, WM8960_RINVOL, 0x100, 0x100);
15073ad5e861SZidan Wang regmap_update_bits(wm8960->regmap, WM8960_LADC, 0x100, 0x100);
15083ad5e861SZidan Wang regmap_update_bits(wm8960->regmap, WM8960_RADC, 0x100, 0x100);
15093ad5e861SZidan Wang regmap_update_bits(wm8960->regmap, WM8960_LDAC, 0x100, 0x100);
15103ad5e861SZidan Wang regmap_update_bits(wm8960->regmap, WM8960_RDAC, 0x100, 0x100);
15113ad5e861SZidan Wang regmap_update_bits(wm8960->regmap, WM8960_LOUT1, 0x100, 0x100);
15123ad5e861SZidan Wang regmap_update_bits(wm8960->regmap, WM8960_ROUT1, 0x100, 0x100);
15133ad5e861SZidan Wang regmap_update_bits(wm8960->regmap, WM8960_LOUT2, 0x100, 0x100);
15143ad5e861SZidan Wang regmap_update_bits(wm8960->regmap, WM8960_ROUT2, 0x100, 0x100);
15153ad5e861SZidan Wang
1516c9015a17SShengjiu Wang /* ADCLRC pin configured as GPIO. */
1517c9015a17SShengjiu Wang regmap_update_bits(wm8960->regmap, WM8960_IFACE2, 1 << 6,
1518c9015a17SShengjiu Wang wm8960->pdata.gpio_cfg[0] << 6);
1519c9015a17SShengjiu Wang regmap_update_bits(wm8960->regmap, WM8960_ADDCTL4, 0xF << 4,
1520c9015a17SShengjiu Wang wm8960->pdata.gpio_cfg[1] << 4);
1521c9015a17SShengjiu Wang
1522c9015a17SShengjiu Wang /* Enable headphone jack detect */
1523c9015a17SShengjiu Wang regmap_update_bits(wm8960->regmap, WM8960_ADDCTL4, 3 << 2,
1524c9015a17SShengjiu Wang wm8960->pdata.hp_cfg[0] << 2);
1525c9015a17SShengjiu Wang regmap_update_bits(wm8960->regmap, WM8960_ADDCTL2, 3 << 5,
1526c9015a17SShengjiu Wang wm8960->pdata.hp_cfg[1] << 5);
1527c9015a17SShengjiu Wang regmap_update_bits(wm8960->regmap, WM8960_ADDCTL1, 3,
1528c9015a17SShengjiu Wang wm8960->pdata.hp_cfg[2]);
1529c9015a17SShengjiu Wang
1530f2644a2cSMark Brown i2c_set_clientdata(i2c, wm8960);
1531f2644a2cSMark Brown
1532e075fc17SKuninori Morimoto ret = devm_snd_soc_register_component(&i2c->dev,
1533e075fc17SKuninori Morimoto &soc_component_dev_wm8960, &wm8960_dai, 1);
1534*d7e47e32SGuenter Roeck if (ret)
1535*d7e47e32SGuenter Roeck goto bulk_disable;
1536b9791c01SMark Brown
1537*d7e47e32SGuenter Roeck return 0;
1538*d7e47e32SGuenter Roeck
1539*d7e47e32SGuenter Roeck bulk_disable:
1540*d7e47e32SGuenter Roeck regulator_bulk_disable(ARRAY_SIZE(wm8960->supplies), wm8960->supplies);
1541f0fba2adSLiam Girdwood return ret;
1542f2644a2cSMark Brown }
1543f2644a2cSMark Brown
wm8960_i2c_remove(struct i2c_client * client)1544ed5c2f5fSUwe Kleine-König static void wm8960_i2c_remove(struct i2c_client *client)
1545422f10adSFabio Estevam {
1546422f10adSFabio Estevam struct wm8960_priv *wm8960 = i2c_get_clientdata(client);
1547422f10adSFabio Estevam
1548422f10adSFabio Estevam regulator_bulk_disable(ARRAY_SIZE(wm8960->supplies), wm8960->supplies);
1549422f10adSFabio Estevam }
1550f2644a2cSMark Brown
1551f2644a2cSMark Brown static const struct i2c_device_id wm8960_i2c_id[] = {
1552f2644a2cSMark Brown { "wm8960", 0 },
1553f2644a2cSMark Brown { }
1554f2644a2cSMark Brown };
1555f2644a2cSMark Brown MODULE_DEVICE_TABLE(i2c, wm8960_i2c_id);
1556f2644a2cSMark Brown
15577e0bdbaeSNicola Lunghi #if defined(CONFIG_OF)
1558e2280c90SZidan Wang static const struct of_device_id wm8960_of_match[] = {
1559e2280c90SZidan Wang { .compatible = "wlf,wm8960", },
1560e2280c90SZidan Wang { }
1561e2280c90SZidan Wang };
1562e2280c90SZidan Wang MODULE_DEVICE_TABLE(of, wm8960_of_match);
15637e0bdbaeSNicola Lunghi #endif
15647e0bdbaeSNicola Lunghi
15657e0bdbaeSNicola Lunghi #if defined(CONFIG_ACPI)
15667e0bdbaeSNicola Lunghi static const struct acpi_device_id wm8960_acpi_match[] = {
15677e0bdbaeSNicola Lunghi { "1AEC8960", 0 }, /* Wolfson PCI ID + part ID */
15687e0bdbaeSNicola Lunghi { "10138960", 0 }, /* Cirrus Logic PCI ID + part ID */
15697e0bdbaeSNicola Lunghi { },
15707e0bdbaeSNicola Lunghi };
15717e0bdbaeSNicola Lunghi MODULE_DEVICE_TABLE(acpi, wm8960_acpi_match);
15727e0bdbaeSNicola Lunghi #endif
1573e2280c90SZidan Wang
1574f2644a2cSMark Brown static struct i2c_driver wm8960_i2c_driver = {
1575f2644a2cSMark Brown .driver = {
1576091edccfSMark Brown .name = "wm8960",
15777e0bdbaeSNicola Lunghi .of_match_table = of_match_ptr(wm8960_of_match),
15787e0bdbaeSNicola Lunghi .acpi_match_table = ACPI_PTR(wm8960_acpi_match),
1579f2644a2cSMark Brown },
15809abcd240SUwe Kleine-König .probe = wm8960_i2c_probe,
15817a79e94eSBill Pemberton .remove = wm8960_i2c_remove,
1582f2644a2cSMark Brown .id_table = wm8960_i2c_id,
1583f2644a2cSMark Brown };
1584f2644a2cSMark Brown
15853c010e60SSachin Kamat module_i2c_driver(wm8960_i2c_driver);
1586f2644a2cSMark Brown
1587f2644a2cSMark Brown MODULE_DESCRIPTION("ASoC WM8960 driver");
1588f2644a2cSMark Brown MODULE_AUTHOR("Liam Girdwood");
1589f2644a2cSMark Brown MODULE_LICENSE("GPL");
1590