Stephen Warren | a8bf1ba | 2011-01-07 22:36:16 -0700 | [diff] [blame] | 1 | /* |
Stephen Warren | dc0a50af | 2011-04-12 11:40:36 -0600 | [diff] [blame] | 2 | * tegra_wm8903.c - Tegra machine ASoC driver for boards using WM8903 codec. |
Stephen Warren | a8bf1ba | 2011-01-07 22:36:16 -0700 | [diff] [blame] | 3 | * |
| 4 | * Author: Stephen Warren <swarren@nvidia.com> |
Stephen Warren | 72de2b1 | 2011-01-28 14:26:36 -0700 | [diff] [blame] | 5 | * Copyright (C) 2010-2011 - NVIDIA, Inc. |
Stephen Warren | a8bf1ba | 2011-01-07 22:36:16 -0700 | [diff] [blame] | 6 | * |
| 7 | * Based on code copyright/by: |
| 8 | * |
| 9 | * (c) 2009, 2010 Nvidia Graphics Pvt. Ltd. |
| 10 | * |
| 11 | * Copyright 2007 Wolfson Microelectronics PLC. |
| 12 | * Author: Graeme Gregory |
| 13 | * graeme.gregory@wolfsonmicro.com or linux@wolfsonmicro.com |
| 14 | * |
| 15 | * This program is free software; you can redistribute it and/or |
| 16 | * modify it under the terms of the GNU General Public License |
| 17 | * version 2 as published by the Free Software Foundation. |
| 18 | * |
| 19 | * This program is distributed in the hope that it will be useful, but |
| 20 | * WITHOUT ANY WARRANTY; without even the implied warranty of |
| 21 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 22 | * General Public License for more details. |
| 23 | * |
| 24 | * You should have received a copy of the GNU General Public License |
| 25 | * along with this program; if not, write to the Free Software |
| 26 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA |
| 27 | * 02110-1301 USA |
| 28 | * |
| 29 | */ |
| 30 | |
| 31 | #include <asm/mach-types.h> |
Stephen Warren | 72de2b1 | 2011-01-28 14:26:36 -0700 | [diff] [blame] | 32 | |
Stephen Warren | a8bf1ba | 2011-01-07 22:36:16 -0700 | [diff] [blame] | 33 | #include <linux/module.h> |
Stephen Warren | 72de2b1 | 2011-01-28 14:26:36 -0700 | [diff] [blame] | 34 | #include <linux/platform_device.h> |
| 35 | #include <linux/slab.h> |
Stephen Warren | 6e26764 | 2011-01-28 14:26:37 -0700 | [diff] [blame] | 36 | #include <linux/gpio.h> |
| 37 | |
Stephen Warren | 4651d55 | 2011-04-12 11:28:59 -0600 | [diff] [blame] | 38 | #include <mach/tegra_wm8903_pdata.h> |
Stephen Warren | 72de2b1 | 2011-01-28 14:26:36 -0700 | [diff] [blame] | 39 | |
Stephen Warren | a8bf1ba | 2011-01-07 22:36:16 -0700 | [diff] [blame] | 40 | #include <sound/core.h> |
Stephen Warren | f7d3e40 | 2011-02-03 13:56:13 -0700 | [diff] [blame] | 41 | #include <sound/jack.h> |
Stephen Warren | a8bf1ba | 2011-01-07 22:36:16 -0700 | [diff] [blame] | 42 | #include <sound/pcm.h> |
| 43 | #include <sound/pcm_params.h> |
| 44 | #include <sound/soc.h> |
| 45 | |
Stephen Warren | 41b5f9b | 2011-02-10 15:37:16 -0700 | [diff] [blame] | 46 | #include "../codecs/wm8903.h" |
| 47 | |
Stephen Warren | a8bf1ba | 2011-01-07 22:36:16 -0700 | [diff] [blame] | 48 | #include "tegra_das.h" |
| 49 | #include "tegra_i2s.h" |
| 50 | #include "tegra_pcm.h" |
| 51 | #include "tegra_asoc_utils.h" |
| 52 | |
Stephen Warren | 7b33af2 | 2011-04-12 11:29:00 -0600 | [diff] [blame] | 53 | #define DRV_NAME "tegra-snd-wm8903" |
Stephen Warren | a8bf1ba | 2011-01-07 22:36:16 -0700 | [diff] [blame] | 54 | |
Stephen Warren | bf1b132 | 2011-02-10 15:37:18 -0700 | [diff] [blame] | 55 | #define GPIO_SPKR_EN BIT(0) |
Stephen Warren | 773b1d3 | 2011-04-12 11:40:39 -0600 | [diff] [blame] | 56 | #define GPIO_HP_MUTE BIT(1) |
| 57 | #define GPIO_INT_MIC_EN BIT(2) |
| 58 | #define GPIO_EXT_MIC_EN BIT(3) |
Stephen Warren | 29591ed | 2011-08-04 16:44:43 -0600 | [diff] [blame] | 59 | #define GPIO_HP_DET BIT(4) |
Stephen Warren | bf1b132 | 2011-02-10 15:37:18 -0700 | [diff] [blame] | 60 | |
Stephen Warren | dc0a50af | 2011-04-12 11:40:36 -0600 | [diff] [blame] | 61 | struct tegra_wm8903 { |
Stephen Warren | d64e57c | 2011-01-28 14:26:40 -0700 | [diff] [blame] | 62 | struct tegra_asoc_utils_data util_data; |
Stephen Warren | 4651d55 | 2011-04-12 11:28:59 -0600 | [diff] [blame] | 63 | struct tegra_wm8903_platform_data *pdata; |
Stephen Warren | bf1b132 | 2011-02-10 15:37:18 -0700 | [diff] [blame] | 64 | int gpio_requested; |
Stephen Warren | 72de2b1 | 2011-01-28 14:26:36 -0700 | [diff] [blame] | 65 | }; |
Stephen Warren | a8bf1ba | 2011-01-07 22:36:16 -0700 | [diff] [blame] | 66 | |
Stephen Warren | dc0a50af | 2011-04-12 11:40:36 -0600 | [diff] [blame] | 67 | static int tegra_wm8903_hw_params(struct snd_pcm_substream *substream, |
Stephen Warren | a8bf1ba | 2011-01-07 22:36:16 -0700 | [diff] [blame] | 68 | struct snd_pcm_hw_params *params) |
| 69 | { |
| 70 | struct snd_soc_pcm_runtime *rtd = substream->private_data; |
| 71 | struct snd_soc_dai *codec_dai = rtd->codec_dai; |
| 72 | struct snd_soc_dai *cpu_dai = rtd->cpu_dai; |
Stephen Warren | c244d47 | 2011-01-28 14:26:39 -0700 | [diff] [blame] | 73 | struct snd_soc_codec *codec = rtd->codec; |
| 74 | struct snd_soc_card *card = codec->card; |
Stephen Warren | dc0a50af | 2011-04-12 11:40:36 -0600 | [diff] [blame] | 75 | struct tegra_wm8903 *machine = snd_soc_card_get_drvdata(card); |
Stephen Warren | 0754139 | 2011-04-19 15:25:09 -0600 | [diff] [blame] | 76 | int srate, mclk; |
Stephen Warren | a8bf1ba | 2011-01-07 22:36:16 -0700 | [diff] [blame] | 77 | int err; |
| 78 | |
| 79 | srate = params_rate(params); |
| 80 | switch (srate) { |
| 81 | case 64000: |
| 82 | case 88200: |
| 83 | case 96000: |
| 84 | mclk = 128 * srate; |
| 85 | break; |
| 86 | default: |
| 87 | mclk = 256 * srate; |
| 88 | break; |
| 89 | } |
| 90 | /* FIXME: Codec only requires >= 3MHz if OSR==0 */ |
| 91 | while (mclk < 6000000) |
| 92 | mclk *= 2; |
| 93 | |
Stephen Warren | 0754139 | 2011-04-19 15:25:09 -0600 | [diff] [blame] | 94 | err = tegra_asoc_utils_set_rate(&machine->util_data, srate, mclk); |
Stephen Warren | a8bf1ba | 2011-01-07 22:36:16 -0700 | [diff] [blame] | 95 | if (err < 0) { |
Stephen Warren | c244d47 | 2011-01-28 14:26:39 -0700 | [diff] [blame] | 96 | dev_err(card->dev, "Can't configure clocks\n"); |
Stephen Warren | a8bf1ba | 2011-01-07 22:36:16 -0700 | [diff] [blame] | 97 | return err; |
| 98 | } |
| 99 | |
| 100 | err = snd_soc_dai_set_fmt(codec_dai, |
| 101 | SND_SOC_DAIFMT_I2S | |
| 102 | SND_SOC_DAIFMT_NB_NF | |
| 103 | SND_SOC_DAIFMT_CBS_CFS); |
| 104 | if (err < 0) { |
Stephen Warren | c244d47 | 2011-01-28 14:26:39 -0700 | [diff] [blame] | 105 | dev_err(card->dev, "codec_dai fmt not set\n"); |
Stephen Warren | a8bf1ba | 2011-01-07 22:36:16 -0700 | [diff] [blame] | 106 | return err; |
| 107 | } |
| 108 | |
| 109 | err = snd_soc_dai_set_fmt(cpu_dai, |
| 110 | SND_SOC_DAIFMT_I2S | |
| 111 | SND_SOC_DAIFMT_NB_NF | |
| 112 | SND_SOC_DAIFMT_CBS_CFS); |
| 113 | if (err < 0) { |
Stephen Warren | c244d47 | 2011-01-28 14:26:39 -0700 | [diff] [blame] | 114 | dev_err(card->dev, "cpu_dai fmt not set\n"); |
Stephen Warren | a8bf1ba | 2011-01-07 22:36:16 -0700 | [diff] [blame] | 115 | return err; |
| 116 | } |
| 117 | |
Stephen Warren | 0754139 | 2011-04-19 15:25:09 -0600 | [diff] [blame] | 118 | err = snd_soc_dai_set_sysclk(codec_dai, 0, mclk, |
| 119 | SND_SOC_CLOCK_IN); |
| 120 | if (err < 0) { |
| 121 | dev_err(card->dev, "codec_dai clock not set\n"); |
| 122 | return err; |
Stephen Warren | a8bf1ba | 2011-01-07 22:36:16 -0700 | [diff] [blame] | 123 | } |
| 124 | |
| 125 | return 0; |
| 126 | } |
| 127 | |
Stephen Warren | dc0a50af | 2011-04-12 11:40:36 -0600 | [diff] [blame] | 128 | static struct snd_soc_ops tegra_wm8903_ops = { |
| 129 | .hw_params = tegra_wm8903_hw_params, |
Stephen Warren | a8bf1ba | 2011-01-07 22:36:16 -0700 | [diff] [blame] | 130 | }; |
| 131 | |
Stephen Warren | dc0a50af | 2011-04-12 11:40:36 -0600 | [diff] [blame] | 132 | static struct snd_soc_jack tegra_wm8903_hp_jack; |
Stephen Warren | f7d3e40 | 2011-02-03 13:56:13 -0700 | [diff] [blame] | 133 | |
Stephen Warren | dc0a50af | 2011-04-12 11:40:36 -0600 | [diff] [blame] | 134 | static struct snd_soc_jack_pin tegra_wm8903_hp_jack_pins[] = { |
Stephen Warren | f7d3e40 | 2011-02-03 13:56:13 -0700 | [diff] [blame] | 135 | { |
| 136 | .pin = "Headphone Jack", |
| 137 | .mask = SND_JACK_HEADPHONE, |
| 138 | }, |
| 139 | }; |
| 140 | |
Stephen Warren | 3eb25f9 | 2011-04-12 11:40:38 -0600 | [diff] [blame] | 141 | static struct snd_soc_jack_gpio tegra_wm8903_hp_jack_gpio = { |
| 142 | .name = "headphone detect", |
| 143 | .report = SND_JACK_HEADPHONE, |
| 144 | .debounce_time = 150, |
| 145 | .invert = 1, |
Stephen Warren | f7d3e40 | 2011-02-03 13:56:13 -0700 | [diff] [blame] | 146 | }; |
| 147 | |
Stephen Warren | dc0a50af | 2011-04-12 11:40:36 -0600 | [diff] [blame] | 148 | static struct snd_soc_jack tegra_wm8903_mic_jack; |
Stephen Warren | 41b5f9b | 2011-02-10 15:37:16 -0700 | [diff] [blame] | 149 | |
Stephen Warren | dc0a50af | 2011-04-12 11:40:36 -0600 | [diff] [blame] | 150 | static struct snd_soc_jack_pin tegra_wm8903_mic_jack_pins[] = { |
Stephen Warren | 41b5f9b | 2011-02-10 15:37:16 -0700 | [diff] [blame] | 151 | { |
| 152 | .pin = "Mic Jack", |
| 153 | .mask = SND_JACK_MICROPHONE, |
| 154 | }, |
| 155 | }; |
| 156 | |
Stephen Warren | dc0a50af | 2011-04-12 11:40:36 -0600 | [diff] [blame] | 157 | static int tegra_wm8903_event_int_spk(struct snd_soc_dapm_widget *w, |
Stephen Warren | 6e26764 | 2011-01-28 14:26:37 -0700 | [diff] [blame] | 158 | struct snd_kcontrol *k, int event) |
| 159 | { |
Stephen Warren | a32955d | 2011-04-19 15:25:10 -0600 | [diff] [blame] | 160 | struct snd_soc_dapm_context *dapm = w->dapm; |
| 161 | struct snd_soc_card *card = dapm->card; |
Stephen Warren | dc0a50af | 2011-04-12 11:40:36 -0600 | [diff] [blame] | 162 | struct tegra_wm8903 *machine = snd_soc_card_get_drvdata(card); |
| 163 | struct tegra_wm8903_platform_data *pdata = machine->pdata; |
Stephen Warren | 6e26764 | 2011-01-28 14:26:37 -0700 | [diff] [blame] | 164 | |
Stephen Warren | 773b1d3 | 2011-04-12 11:40:39 -0600 | [diff] [blame] | 165 | if (!(machine->gpio_requested & GPIO_SPKR_EN)) |
| 166 | return 0; |
| 167 | |
Stephen Warren | 6e26764 | 2011-01-28 14:26:37 -0700 | [diff] [blame] | 168 | gpio_set_value_cansleep(pdata->gpio_spkr_en, |
Stephen Warren | f9eabc3 | 2011-01-31 11:00:17 -0700 | [diff] [blame] | 169 | SND_SOC_DAPM_EVENT_ON(event)); |
Stephen Warren | 6e26764 | 2011-01-28 14:26:37 -0700 | [diff] [blame] | 170 | |
| 171 | return 0; |
| 172 | } |
| 173 | |
Stephen Warren | 773b1d3 | 2011-04-12 11:40:39 -0600 | [diff] [blame] | 174 | static int tegra_wm8903_event_hp(struct snd_soc_dapm_widget *w, |
| 175 | struct snd_kcontrol *k, int event) |
| 176 | { |
Stephen Warren | a32955d | 2011-04-19 15:25:10 -0600 | [diff] [blame] | 177 | struct snd_soc_dapm_context *dapm = w->dapm; |
| 178 | struct snd_soc_card *card = dapm->card; |
Stephen Warren | 773b1d3 | 2011-04-12 11:40:39 -0600 | [diff] [blame] | 179 | struct tegra_wm8903 *machine = snd_soc_card_get_drvdata(card); |
| 180 | struct tegra_wm8903_platform_data *pdata = machine->pdata; |
| 181 | |
| 182 | if (!(machine->gpio_requested & GPIO_HP_MUTE)) |
| 183 | return 0; |
| 184 | |
| 185 | gpio_set_value_cansleep(pdata->gpio_hp_mute, |
| 186 | !SND_SOC_DAPM_EVENT_ON(event)); |
| 187 | |
| 188 | return 0; |
| 189 | } |
| 190 | |
Stephen Warren | dc0a50af | 2011-04-12 11:40:36 -0600 | [diff] [blame] | 191 | static const struct snd_soc_dapm_widget tegra_wm8903_dapm_widgets[] = { |
| 192 | SND_SOC_DAPM_SPK("Int Spk", tegra_wm8903_event_int_spk), |
Stephen Warren | 773b1d3 | 2011-04-12 11:40:39 -0600 | [diff] [blame] | 193 | SND_SOC_DAPM_HP("Headphone Jack", tegra_wm8903_event_hp), |
Stephen Warren | 62ffac4 | 2011-01-13 15:22:08 -0700 | [diff] [blame] | 194 | SND_SOC_DAPM_MIC("Mic Jack", NULL), |
| 195 | }; |
| 196 | |
| 197 | static const struct snd_soc_dapm_route harmony_audio_map[] = { |
| 198 | {"Headphone Jack", NULL, "HPOUTR"}, |
| 199 | {"Headphone Jack", NULL, "HPOUTL"}, |
Stephen Warren | 6e26764 | 2011-01-28 14:26:37 -0700 | [diff] [blame] | 200 | {"Int Spk", NULL, "ROP"}, |
| 201 | {"Int Spk", NULL, "RON"}, |
| 202 | {"Int Spk", NULL, "LOP"}, |
| 203 | {"Int Spk", NULL, "LON"}, |
Stephen Warren | 62ffac4 | 2011-01-13 15:22:08 -0700 | [diff] [blame] | 204 | {"Mic Bias", NULL, "Mic Jack"}, |
| 205 | {"IN1L", NULL, "Mic Bias"}, |
| 206 | }; |
| 207 | |
Stephen Warren | 773b1d3 | 2011-04-12 11:40:39 -0600 | [diff] [blame] | 208 | static const struct snd_soc_dapm_route seaboard_audio_map[] = { |
| 209 | {"Headphone Jack", NULL, "HPOUTR"}, |
| 210 | {"Headphone Jack", NULL, "HPOUTL"}, |
| 211 | {"Int Spk", NULL, "ROP"}, |
| 212 | {"Int Spk", NULL, "RON"}, |
| 213 | {"Int Spk", NULL, "LOP"}, |
| 214 | {"Int Spk", NULL, "LON"}, |
| 215 | {"Mic Bias", NULL, "Mic Jack"}, |
| 216 | {"IN1R", NULL, "Mic Bias"}, |
| 217 | }; |
| 218 | |
| 219 | static const struct snd_soc_dapm_route kaen_audio_map[] = { |
| 220 | {"Headphone Jack", NULL, "HPOUTR"}, |
| 221 | {"Headphone Jack", NULL, "HPOUTL"}, |
| 222 | {"Int Spk", NULL, "ROP"}, |
| 223 | {"Int Spk", NULL, "RON"}, |
| 224 | {"Int Spk", NULL, "LOP"}, |
| 225 | {"Int Spk", NULL, "LON"}, |
| 226 | {"Mic Bias", NULL, "Mic Jack"}, |
| 227 | {"IN2R", NULL, "Mic Bias"}, |
| 228 | }; |
| 229 | |
| 230 | static const struct snd_soc_dapm_route aebl_audio_map[] = { |
| 231 | {"Headphone Jack", NULL, "HPOUTR"}, |
| 232 | {"Headphone Jack", NULL, "HPOUTL"}, |
| 233 | {"Int Spk", NULL, "LINEOUTR"}, |
| 234 | {"Int Spk", NULL, "LINEOUTL"}, |
| 235 | {"Mic Bias", NULL, "Mic Jack"}, |
| 236 | {"IN1R", NULL, "Mic Bias"}, |
| 237 | }; |
| 238 | |
Stephen Warren | dc0a50af | 2011-04-12 11:40:36 -0600 | [diff] [blame] | 239 | static const struct snd_kcontrol_new tegra_wm8903_controls[] = { |
Stephen Warren | 3d8bc39 | 2011-02-03 13:56:14 -0700 | [diff] [blame] | 240 | SOC_DAPM_PIN_SWITCH("Int Spk"), |
| 241 | }; |
| 242 | |
Stephen Warren | dc0a50af | 2011-04-12 11:40:36 -0600 | [diff] [blame] | 243 | static int tegra_wm8903_init(struct snd_soc_pcm_runtime *rtd) |
Stephen Warren | 62ffac4 | 2011-01-13 15:22:08 -0700 | [diff] [blame] | 244 | { |
| 245 | struct snd_soc_codec *codec = rtd->codec; |
| 246 | struct snd_soc_dapm_context *dapm = &codec->dapm; |
Stephen Warren | 6e26764 | 2011-01-28 14:26:37 -0700 | [diff] [blame] | 247 | struct snd_soc_card *card = codec->card; |
Stephen Warren | dc0a50af | 2011-04-12 11:40:36 -0600 | [diff] [blame] | 248 | struct tegra_wm8903 *machine = snd_soc_card_get_drvdata(card); |
| 249 | struct tegra_wm8903_platform_data *pdata = machine->pdata; |
Stephen Warren | 6e26764 | 2011-01-28 14:26:37 -0700 | [diff] [blame] | 250 | int ret; |
| 251 | |
Stephen Warren | 65713ce | 2011-11-22 18:21:13 -0700 | [diff] [blame^] | 252 | ret = tegra_das_connect_dap_to_dac(TEGRA_DAS_DAP_ID_1, |
| 253 | TEGRA_DAS_DAP_SEL_DAC1); |
| 254 | if (ret) { |
| 255 | dev_err(card->dev, "Can't set up DAS DAP connection\n"); |
| 256 | return ret; |
| 257 | } |
| 258 | ret = tegra_das_connect_dac_to_dap(TEGRA_DAS_DAC_ID_1, |
| 259 | TEGRA_DAS_DAC_SEL_DAP1); |
| 260 | if (ret) { |
| 261 | dev_err(card->dev, "Can't set up DAS DAC connection\n"); |
| 262 | return ret; |
| 263 | } |
| 264 | |
Stephen Warren | 773b1d3 | 2011-04-12 11:40:39 -0600 | [diff] [blame] | 265 | if (gpio_is_valid(pdata->gpio_spkr_en)) { |
| 266 | ret = gpio_request(pdata->gpio_spkr_en, "spkr_en"); |
| 267 | if (ret) { |
| 268 | dev_err(card->dev, "cannot get spkr_en gpio\n"); |
| 269 | return ret; |
| 270 | } |
| 271 | machine->gpio_requested |= GPIO_SPKR_EN; |
| 272 | |
| 273 | gpio_direction_output(pdata->gpio_spkr_en, 0); |
Stephen Warren | 6e26764 | 2011-01-28 14:26:37 -0700 | [diff] [blame] | 274 | } |
Stephen Warren | 6e26764 | 2011-01-28 14:26:37 -0700 | [diff] [blame] | 275 | |
Stephen Warren | 773b1d3 | 2011-04-12 11:40:39 -0600 | [diff] [blame] | 276 | if (gpio_is_valid(pdata->gpio_hp_mute)) { |
| 277 | ret = gpio_request(pdata->gpio_hp_mute, "hp_mute"); |
| 278 | if (ret) { |
| 279 | dev_err(card->dev, "cannot get hp_mute gpio\n"); |
| 280 | return ret; |
| 281 | } |
| 282 | machine->gpio_requested |= GPIO_HP_MUTE; |
Stephen Warren | 62ffac4 | 2011-01-13 15:22:08 -0700 | [diff] [blame] | 283 | |
Stephen Warren | a5fe6be | 2011-05-26 12:46:50 -0600 | [diff] [blame] | 284 | gpio_direction_output(pdata->gpio_hp_mute, 1); |
Stephen Warren | bf1b132 | 2011-02-10 15:37:18 -0700 | [diff] [blame] | 285 | } |
Stephen Warren | bf1b132 | 2011-02-10 15:37:18 -0700 | [diff] [blame] | 286 | |
Stephen Warren | 773b1d3 | 2011-04-12 11:40:39 -0600 | [diff] [blame] | 287 | if (gpio_is_valid(pdata->gpio_int_mic_en)) { |
| 288 | ret = gpio_request(pdata->gpio_int_mic_en, "int_mic_en"); |
| 289 | if (ret) { |
| 290 | dev_err(card->dev, "cannot get int_mic_en gpio\n"); |
| 291 | return ret; |
| 292 | } |
| 293 | machine->gpio_requested |= GPIO_INT_MIC_EN; |
Stephen Warren | bf1b132 | 2011-02-10 15:37:18 -0700 | [diff] [blame] | 294 | |
Stephen Warren | 773b1d3 | 2011-04-12 11:40:39 -0600 | [diff] [blame] | 295 | /* Disable int mic; enable signal is active-high */ |
| 296 | gpio_direction_output(pdata->gpio_int_mic_en, 0); |
Stephen Warren | bf1b132 | 2011-02-10 15:37:18 -0700 | [diff] [blame] | 297 | } |
Stephen Warren | bf1b132 | 2011-02-10 15:37:18 -0700 | [diff] [blame] | 298 | |
Stephen Warren | 773b1d3 | 2011-04-12 11:40:39 -0600 | [diff] [blame] | 299 | if (gpio_is_valid(pdata->gpio_ext_mic_en)) { |
| 300 | ret = gpio_request(pdata->gpio_ext_mic_en, "ext_mic_en"); |
| 301 | if (ret) { |
| 302 | dev_err(card->dev, "cannot get ext_mic_en gpio\n"); |
| 303 | return ret; |
| 304 | } |
| 305 | machine->gpio_requested |= GPIO_EXT_MIC_EN; |
| 306 | |
| 307 | /* Enable ext mic; enable signal is active-low */ |
| 308 | gpio_direction_output(pdata->gpio_ext_mic_en, 0); |
| 309 | } |
Stephen Warren | bf1b132 | 2011-02-10 15:37:18 -0700 | [diff] [blame] | 310 | |
Stephen Warren | 773b1d3 | 2011-04-12 11:40:39 -0600 | [diff] [blame] | 311 | if (gpio_is_valid(pdata->gpio_hp_det)) { |
| 312 | tegra_wm8903_hp_jack_gpio.gpio = pdata->gpio_hp_det; |
| 313 | snd_soc_jack_new(codec, "Headphone Jack", SND_JACK_HEADPHONE, |
| 314 | &tegra_wm8903_hp_jack); |
| 315 | snd_soc_jack_add_pins(&tegra_wm8903_hp_jack, |
| 316 | ARRAY_SIZE(tegra_wm8903_hp_jack_pins), |
| 317 | tegra_wm8903_hp_jack_pins); |
| 318 | snd_soc_jack_add_gpios(&tegra_wm8903_hp_jack, |
| 319 | 1, |
| 320 | &tegra_wm8903_hp_jack_gpio); |
Stephen Warren | 29591ed | 2011-08-04 16:44:43 -0600 | [diff] [blame] | 321 | machine->gpio_requested |= GPIO_HP_DET; |
Stephen Warren | 773b1d3 | 2011-04-12 11:40:39 -0600 | [diff] [blame] | 322 | } |
Stephen Warren | f7d3e40 | 2011-02-03 13:56:13 -0700 | [diff] [blame] | 323 | |
Stephen Warren | 41b5f9b | 2011-02-10 15:37:16 -0700 | [diff] [blame] | 324 | snd_soc_jack_new(codec, "Mic Jack", SND_JACK_MICROPHONE, |
Stephen Warren | dc0a50af | 2011-04-12 11:40:36 -0600 | [diff] [blame] | 325 | &tegra_wm8903_mic_jack); |
| 326 | snd_soc_jack_add_pins(&tegra_wm8903_mic_jack, |
| 327 | ARRAY_SIZE(tegra_wm8903_mic_jack_pins), |
| 328 | tegra_wm8903_mic_jack_pins); |
| 329 | wm8903_mic_detect(codec, &tegra_wm8903_mic_jack, SND_JACK_MICROPHONE, |
| 330 | 0); |
Stephen Warren | 41b5f9b | 2011-02-10 15:37:16 -0700 | [diff] [blame] | 331 | |
| 332 | snd_soc_dapm_force_enable_pin(dapm, "Mic Bias"); |
| 333 | |
Stephen Warren | 773b1d3 | 2011-04-12 11:40:39 -0600 | [diff] [blame] | 334 | /* FIXME: Calculate automatically based on DAPM routes? */ |
Stephen Warren | ee1a4d4 | 2011-08-23 11:16:28 -0600 | [diff] [blame] | 335 | if (!machine_is_harmony()) |
Stephen Warren | 773b1d3 | 2011-04-12 11:40:39 -0600 | [diff] [blame] | 336 | snd_soc_dapm_nc_pin(dapm, "IN1L"); |
| 337 | if (!machine_is_seaboard() && !machine_is_aebl()) |
| 338 | snd_soc_dapm_nc_pin(dapm, "IN1R"); |
| 339 | snd_soc_dapm_nc_pin(dapm, "IN2L"); |
| 340 | if (!machine_is_kaen()) |
| 341 | snd_soc_dapm_nc_pin(dapm, "IN2R"); |
Stephen Warren | 0d6cdca | 2011-02-10 15:37:17 -0700 | [diff] [blame] | 342 | snd_soc_dapm_nc_pin(dapm, "IN3L"); |
| 343 | snd_soc_dapm_nc_pin(dapm, "IN3R"); |
Stephen Warren | 773b1d3 | 2011-04-12 11:40:39 -0600 | [diff] [blame] | 344 | |
| 345 | if (machine_is_aebl()) { |
| 346 | snd_soc_dapm_nc_pin(dapm, "LON"); |
| 347 | snd_soc_dapm_nc_pin(dapm, "RON"); |
| 348 | snd_soc_dapm_nc_pin(dapm, "ROP"); |
| 349 | snd_soc_dapm_nc_pin(dapm, "LOP"); |
| 350 | } else { |
| 351 | snd_soc_dapm_nc_pin(dapm, "LINEOUTR"); |
| 352 | snd_soc_dapm_nc_pin(dapm, "LINEOUTL"); |
| 353 | } |
Stephen Warren | 0d6cdca | 2011-02-10 15:37:17 -0700 | [diff] [blame] | 354 | |
Stephen Warren | 62ffac4 | 2011-01-13 15:22:08 -0700 | [diff] [blame] | 355 | return 0; |
| 356 | } |
| 357 | |
Stephen Warren | dc0a50af | 2011-04-12 11:40:36 -0600 | [diff] [blame] | 358 | static struct snd_soc_dai_link tegra_wm8903_dai = { |
Stephen Warren | a8bf1ba | 2011-01-07 22:36:16 -0700 | [diff] [blame] | 359 | .name = "WM8903", |
| 360 | .stream_name = "WM8903 PCM", |
Mark Brown | 4b592c9 | 2011-02-09 13:47:06 +0000 | [diff] [blame] | 361 | .codec_name = "wm8903.0-001a", |
Stephen Warren | a8bf1ba | 2011-01-07 22:36:16 -0700 | [diff] [blame] | 362 | .platform_name = "tegra-pcm-audio", |
| 363 | .cpu_dai_name = "tegra-i2s.0", |
| 364 | .codec_dai_name = "wm8903-hifi", |
Stephen Warren | dc0a50af | 2011-04-12 11:40:36 -0600 | [diff] [blame] | 365 | .init = tegra_wm8903_init, |
| 366 | .ops = &tegra_wm8903_ops, |
Stephen Warren | a8bf1ba | 2011-01-07 22:36:16 -0700 | [diff] [blame] | 367 | }; |
| 368 | |
Stephen Warren | dc0a50af | 2011-04-12 11:40:36 -0600 | [diff] [blame] | 369 | static struct snd_soc_card snd_soc_tegra_wm8903 = { |
| 370 | .name = "tegra-wm8903", |
| 371 | .dai_link = &tegra_wm8903_dai, |
Stephen Warren | a8bf1ba | 2011-01-07 22:36:16 -0700 | [diff] [blame] | 372 | .num_links = 1, |
Stephen Warren | dea8b6e | 2011-04-19 15:25:12 -0600 | [diff] [blame] | 373 | |
| 374 | .controls = tegra_wm8903_controls, |
| 375 | .num_controls = ARRAY_SIZE(tegra_wm8903_controls), |
| 376 | .dapm_widgets = tegra_wm8903_dapm_widgets, |
| 377 | .num_dapm_widgets = ARRAY_SIZE(tegra_wm8903_dapm_widgets), |
Stephen Warren | a8bf1ba | 2011-01-07 22:36:16 -0700 | [diff] [blame] | 378 | }; |
| 379 | |
Stephen Warren | dc0a50af | 2011-04-12 11:40:36 -0600 | [diff] [blame] | 380 | static __devinit int tegra_wm8903_driver_probe(struct platform_device *pdev) |
Stephen Warren | a8bf1ba | 2011-01-07 22:36:16 -0700 | [diff] [blame] | 381 | { |
Stephen Warren | dc0a50af | 2011-04-12 11:40:36 -0600 | [diff] [blame] | 382 | struct snd_soc_card *card = &snd_soc_tegra_wm8903; |
| 383 | struct tegra_wm8903 *machine; |
Stephen Warren | 4651d55 | 2011-04-12 11:28:59 -0600 | [diff] [blame] | 384 | struct tegra_wm8903_platform_data *pdata; |
Stephen Warren | a8bf1ba | 2011-01-07 22:36:16 -0700 | [diff] [blame] | 385 | int ret; |
| 386 | |
Stephen Warren | 6e26764 | 2011-01-28 14:26:37 -0700 | [diff] [blame] | 387 | pdata = pdev->dev.platform_data; |
| 388 | if (!pdata) { |
Stephen Warren | 773b1d3 | 2011-04-12 11:40:39 -0600 | [diff] [blame] | 389 | dev_err(&pdev->dev, "No platform data supplied\n"); |
Stephen Warren | 6e26764 | 2011-01-28 14:26:37 -0700 | [diff] [blame] | 390 | return -EINVAL; |
| 391 | } |
| 392 | |
Stephen Warren | dc0a50af | 2011-04-12 11:40:36 -0600 | [diff] [blame] | 393 | machine = kzalloc(sizeof(struct tegra_wm8903), GFP_KERNEL); |
| 394 | if (!machine) { |
| 395 | dev_err(&pdev->dev, "Can't allocate tegra_wm8903 struct\n"); |
Stephen Warren | 72de2b1 | 2011-01-28 14:26:36 -0700 | [diff] [blame] | 396 | return -ENOMEM; |
| 397 | } |
| 398 | |
Stephen Warren | dc0a50af | 2011-04-12 11:40:36 -0600 | [diff] [blame] | 399 | machine->pdata = pdata; |
Stephen Warren | 6e26764 | 2011-01-28 14:26:37 -0700 | [diff] [blame] | 400 | |
Stephen Warren | dc0a50af | 2011-04-12 11:40:36 -0600 | [diff] [blame] | 401 | ret = tegra_asoc_utils_init(&machine->util_data, &pdev->dev); |
Stephen Warren | 72de2b1 | 2011-01-28 14:26:36 -0700 | [diff] [blame] | 402 | if (ret) |
Stephen Warren | dc0a50af | 2011-04-12 11:40:36 -0600 | [diff] [blame] | 403 | goto err_free_machine; |
Stephen Warren | 72de2b1 | 2011-01-28 14:26:36 -0700 | [diff] [blame] | 404 | |
| 405 | card->dev = &pdev->dev; |
| 406 | platform_set_drvdata(pdev, card); |
Stephen Warren | dc0a50af | 2011-04-12 11:40:36 -0600 | [diff] [blame] | 407 | snd_soc_card_set_drvdata(card, machine); |
Stephen Warren | 72de2b1 | 2011-01-28 14:26:36 -0700 | [diff] [blame] | 408 | |
Stephen Warren | ee1a4d4 | 2011-08-23 11:16:28 -0600 | [diff] [blame] | 409 | if (machine_is_harmony()) { |
Stephen Warren | dea8b6e | 2011-04-19 15:25:12 -0600 | [diff] [blame] | 410 | card->dapm_routes = harmony_audio_map; |
| 411 | card->num_dapm_routes = ARRAY_SIZE(harmony_audio_map); |
| 412 | } else if (machine_is_seaboard()) { |
| 413 | card->dapm_routes = seaboard_audio_map; |
| 414 | card->num_dapm_routes = ARRAY_SIZE(seaboard_audio_map); |
| 415 | } else if (machine_is_kaen()) { |
| 416 | card->dapm_routes = kaen_audio_map; |
| 417 | card->num_dapm_routes = ARRAY_SIZE(kaen_audio_map); |
| 418 | } else { |
| 419 | card->dapm_routes = aebl_audio_map; |
| 420 | card->num_dapm_routes = ARRAY_SIZE(aebl_audio_map); |
| 421 | } |
| 422 | |
Stephen Warren | 72de2b1 | 2011-01-28 14:26:36 -0700 | [diff] [blame] | 423 | ret = snd_soc_register_card(card); |
Stephen Warren | a8bf1ba | 2011-01-07 22:36:16 -0700 | [diff] [blame] | 424 | if (ret) { |
Stephen Warren | 72de2b1 | 2011-01-28 14:26:36 -0700 | [diff] [blame] | 425 | dev_err(&pdev->dev, "snd_soc_register_card failed (%d)\n", |
Stephen Warren | a8bf1ba | 2011-01-07 22:36:16 -0700 | [diff] [blame] | 426 | ret); |
Stephen Warren | acb8303 | 2011-04-19 15:25:08 -0600 | [diff] [blame] | 427 | goto err_fini_utils; |
Stephen Warren | a8bf1ba | 2011-01-07 22:36:16 -0700 | [diff] [blame] | 428 | } |
| 429 | |
| 430 | return 0; |
| 431 | |
Stephen Warren | acb8303 | 2011-04-19 15:25:08 -0600 | [diff] [blame] | 432 | err_fini_utils: |
Stephen Warren | dc0a50af | 2011-04-12 11:40:36 -0600 | [diff] [blame] | 433 | tegra_asoc_utils_fini(&machine->util_data); |
| 434 | err_free_machine: |
| 435 | kfree(machine); |
Stephen Warren | a8bf1ba | 2011-01-07 22:36:16 -0700 | [diff] [blame] | 436 | return ret; |
| 437 | } |
Stephen Warren | a8bf1ba | 2011-01-07 22:36:16 -0700 | [diff] [blame] | 438 | |
Stephen Warren | dc0a50af | 2011-04-12 11:40:36 -0600 | [diff] [blame] | 439 | static int __devexit tegra_wm8903_driver_remove(struct platform_device *pdev) |
Stephen Warren | a8bf1ba | 2011-01-07 22:36:16 -0700 | [diff] [blame] | 440 | { |
Stephen Warren | 72de2b1 | 2011-01-28 14:26:36 -0700 | [diff] [blame] | 441 | struct snd_soc_card *card = platform_get_drvdata(pdev); |
Stephen Warren | dc0a50af | 2011-04-12 11:40:36 -0600 | [diff] [blame] | 442 | struct tegra_wm8903 *machine = snd_soc_card_get_drvdata(card); |
| 443 | struct tegra_wm8903_platform_data *pdata = machine->pdata; |
Stephen Warren | 72de2b1 | 2011-01-28 14:26:36 -0700 | [diff] [blame] | 444 | |
Stephen Warren | 29591ed | 2011-08-04 16:44:43 -0600 | [diff] [blame] | 445 | if (machine->gpio_requested & GPIO_HP_DET) |
| 446 | snd_soc_jack_free_gpios(&tegra_wm8903_hp_jack, |
| 447 | 1, |
| 448 | &tegra_wm8903_hp_jack_gpio); |
Stephen Warren | dc0a50af | 2011-04-12 11:40:36 -0600 | [diff] [blame] | 449 | if (machine->gpio_requested & GPIO_EXT_MIC_EN) |
Stephen Warren | bf1b132 | 2011-02-10 15:37:18 -0700 | [diff] [blame] | 450 | gpio_free(pdata->gpio_ext_mic_en); |
Stephen Warren | dc0a50af | 2011-04-12 11:40:36 -0600 | [diff] [blame] | 451 | if (machine->gpio_requested & GPIO_INT_MIC_EN) |
Stephen Warren | bf1b132 | 2011-02-10 15:37:18 -0700 | [diff] [blame] | 452 | gpio_free(pdata->gpio_int_mic_en); |
Stephen Warren | 773b1d3 | 2011-04-12 11:40:39 -0600 | [diff] [blame] | 453 | if (machine->gpio_requested & GPIO_HP_MUTE) |
| 454 | gpio_free(pdata->gpio_hp_mute); |
Stephen Warren | dc0a50af | 2011-04-12 11:40:36 -0600 | [diff] [blame] | 455 | if (machine->gpio_requested & GPIO_SPKR_EN) |
Stephen Warren | 6e26764 | 2011-01-28 14:26:37 -0700 | [diff] [blame] | 456 | gpio_free(pdata->gpio_spkr_en); |
Stephen Warren | 29591ed | 2011-08-04 16:44:43 -0600 | [diff] [blame] | 457 | machine->gpio_requested = 0; |
| 458 | |
| 459 | snd_soc_unregister_card(card); |
| 460 | |
| 461 | tegra_asoc_utils_fini(&machine->util_data); |
Stephen Warren | 6e26764 | 2011-01-28 14:26:37 -0700 | [diff] [blame] | 462 | |
Stephen Warren | dc0a50af | 2011-04-12 11:40:36 -0600 | [diff] [blame] | 463 | kfree(machine); |
Stephen Warren | 72de2b1 | 2011-01-28 14:26:36 -0700 | [diff] [blame] | 464 | |
| 465 | return 0; |
Stephen Warren | a8bf1ba | 2011-01-07 22:36:16 -0700 | [diff] [blame] | 466 | } |
Stephen Warren | 72de2b1 | 2011-01-28 14:26:36 -0700 | [diff] [blame] | 467 | |
Stephen Warren | dc0a50af | 2011-04-12 11:40:36 -0600 | [diff] [blame] | 468 | static struct platform_driver tegra_wm8903_driver = { |
Stephen Warren | 72de2b1 | 2011-01-28 14:26:36 -0700 | [diff] [blame] | 469 | .driver = { |
| 470 | .name = DRV_NAME, |
| 471 | .owner = THIS_MODULE, |
Stephen Warren | deb2607 | 2011-04-05 19:35:30 -0600 | [diff] [blame] | 472 | .pm = &snd_soc_pm_ops, |
Stephen Warren | 72de2b1 | 2011-01-28 14:26:36 -0700 | [diff] [blame] | 473 | }, |
Stephen Warren | dc0a50af | 2011-04-12 11:40:36 -0600 | [diff] [blame] | 474 | .probe = tegra_wm8903_driver_probe, |
| 475 | .remove = __devexit_p(tegra_wm8903_driver_remove), |
Stephen Warren | 72de2b1 | 2011-01-28 14:26:36 -0700 | [diff] [blame] | 476 | }; |
| 477 | |
Stephen Warren | dc0a50af | 2011-04-12 11:40:36 -0600 | [diff] [blame] | 478 | static int __init tegra_wm8903_modinit(void) |
Stephen Warren | 72de2b1 | 2011-01-28 14:26:36 -0700 | [diff] [blame] | 479 | { |
Stephen Warren | dc0a50af | 2011-04-12 11:40:36 -0600 | [diff] [blame] | 480 | return platform_driver_register(&tegra_wm8903_driver); |
Stephen Warren | 72de2b1 | 2011-01-28 14:26:36 -0700 | [diff] [blame] | 481 | } |
Stephen Warren | dc0a50af | 2011-04-12 11:40:36 -0600 | [diff] [blame] | 482 | module_init(tegra_wm8903_modinit); |
Stephen Warren | 72de2b1 | 2011-01-28 14:26:36 -0700 | [diff] [blame] | 483 | |
Stephen Warren | dc0a50af | 2011-04-12 11:40:36 -0600 | [diff] [blame] | 484 | static void __exit tegra_wm8903_modexit(void) |
Stephen Warren | 72de2b1 | 2011-01-28 14:26:36 -0700 | [diff] [blame] | 485 | { |
Stephen Warren | dc0a50af | 2011-04-12 11:40:36 -0600 | [diff] [blame] | 486 | platform_driver_unregister(&tegra_wm8903_driver); |
Stephen Warren | 72de2b1 | 2011-01-28 14:26:36 -0700 | [diff] [blame] | 487 | } |
Stephen Warren | dc0a50af | 2011-04-12 11:40:36 -0600 | [diff] [blame] | 488 | module_exit(tegra_wm8903_modexit); |
Stephen Warren | a8bf1ba | 2011-01-07 22:36:16 -0700 | [diff] [blame] | 489 | |
| 490 | MODULE_AUTHOR("Stephen Warren <swarren@nvidia.com>"); |
Stephen Warren | dc0a50af | 2011-04-12 11:40:36 -0600 | [diff] [blame] | 491 | MODULE_DESCRIPTION("Tegra+WM8903 machine ASoC driver"); |
Stephen Warren | a8bf1ba | 2011-01-07 22:36:16 -0700 | [diff] [blame] | 492 | MODULE_LICENSE("GPL"); |
Stephen Warren | 8eb3420 | 2011-02-10 15:37:19 -0700 | [diff] [blame] | 493 | MODULE_ALIAS("platform:" DRV_NAME); |