17fb290d0SLiam Girdwood /* 27fb290d0SLiam Girdwood * spitz.c -- SoC audio for Sharp SL-Cxx00 models Spitz, Borzoi and Akita 37fb290d0SLiam Girdwood * 47fb290d0SLiam Girdwood * Copyright 2005 Wolfson Microelectronics PLC. 57fb290d0SLiam Girdwood * Copyright 2005 Openedhand Ltd. 67fb290d0SLiam Girdwood * 77fb290d0SLiam Girdwood * Authors: Liam Girdwood <liam.girdwood@wolfsonmicro.com> 87fb290d0SLiam Girdwood * Richard Purdie <richard@openedhand.com> 97fb290d0SLiam Girdwood * 107fb290d0SLiam Girdwood * This program is free software; you can redistribute it and/or modify it 117fb290d0SLiam Girdwood * under the terms of the GNU General Public License as published by the 127fb290d0SLiam Girdwood * Free Software Foundation; either version 2 of the License, or (at your 137fb290d0SLiam Girdwood * option) any later version. 147fb290d0SLiam Girdwood * 157fb290d0SLiam Girdwood * Revision history 167fb290d0SLiam Girdwood * 30th Nov 2005 Initial version. 177fb290d0SLiam Girdwood * 187fb290d0SLiam Girdwood */ 197fb290d0SLiam Girdwood 207fb290d0SLiam Girdwood #include <linux/module.h> 217fb290d0SLiam Girdwood #include <linux/moduleparam.h> 227fb290d0SLiam Girdwood #include <linux/timer.h> 237fb290d0SLiam Girdwood #include <linux/interrupt.h> 247fb290d0SLiam Girdwood #include <linux/platform_device.h> 257fb290d0SLiam Girdwood #include <sound/core.h> 267fb290d0SLiam Girdwood #include <sound/pcm.h> 277fb290d0SLiam Girdwood #include <sound/soc.h> 287fb290d0SLiam Girdwood #include <sound/soc-dapm.h> 297fb290d0SLiam Girdwood 307fb290d0SLiam Girdwood #include <asm/mach-types.h> 317fb290d0SLiam Girdwood #include <asm/hardware/scoop.h> 327fb290d0SLiam Girdwood #include <asm/arch/pxa-regs.h> 337fb290d0SLiam Girdwood #include <asm/arch/hardware.h> 347fb290d0SLiam Girdwood #include <asm/arch/akita.h> 357fb290d0SLiam Girdwood #include <asm/arch/spitz.h> 367fb290d0SLiam Girdwood #include "../codecs/wm8750.h" 377fb290d0SLiam Girdwood #include "pxa2xx-pcm.h" 3897952f60SLiam Girdwood #include "pxa2xx-i2s.h" 397fb290d0SLiam Girdwood 407fb290d0SLiam Girdwood #define SPITZ_HP 0 417fb290d0SLiam Girdwood #define SPITZ_MIC 1 427fb290d0SLiam Girdwood #define SPITZ_LINE 2 437fb290d0SLiam Girdwood #define SPITZ_HEADSET 3 447fb290d0SLiam Girdwood #define SPITZ_HP_OFF 4 457fb290d0SLiam Girdwood #define SPITZ_SPK_ON 0 467fb290d0SLiam Girdwood #define SPITZ_SPK_OFF 1 477fb290d0SLiam Girdwood 487fb290d0SLiam Girdwood /* audio clock in Hz - rounded from 12.235MHz */ 497fb290d0SLiam Girdwood #define SPITZ_AUDIO_CLOCK 12288000 507fb290d0SLiam Girdwood 517fb290d0SLiam Girdwood static int spitz_jack_func; 527fb290d0SLiam Girdwood static int spitz_spk_func; 537fb290d0SLiam Girdwood 547fb290d0SLiam Girdwood static void spitz_ext_control(struct snd_soc_codec *codec) 557fb290d0SLiam Girdwood { 567fb290d0SLiam Girdwood if (spitz_spk_func == SPITZ_SPK_ON) 577fb290d0SLiam Girdwood snd_soc_dapm_set_endpoint(codec, "Ext Spk", 1); 587fb290d0SLiam Girdwood else 597fb290d0SLiam Girdwood snd_soc_dapm_set_endpoint(codec, "Ext Spk", 0); 607fb290d0SLiam Girdwood 617fb290d0SLiam Girdwood /* set up jack connection */ 627fb290d0SLiam Girdwood switch (spitz_jack_func) { 637fb290d0SLiam Girdwood case SPITZ_HP: 647fb290d0SLiam Girdwood /* enable and unmute hp jack, disable mic bias */ 657fb290d0SLiam Girdwood snd_soc_dapm_set_endpoint(codec, "Headset Jack", 0); 667fb290d0SLiam Girdwood snd_soc_dapm_set_endpoint(codec, "Mic Jack", 0); 677fb290d0SLiam Girdwood snd_soc_dapm_set_endpoint(codec, "Line Jack", 0); 687fb290d0SLiam Girdwood snd_soc_dapm_set_endpoint(codec, "Headphone Jack", 1); 697fb290d0SLiam Girdwood set_scoop_gpio(&spitzscoop_device.dev, SPITZ_SCP_MUTE_L); 707fb290d0SLiam Girdwood set_scoop_gpio(&spitzscoop_device.dev, SPITZ_SCP_MUTE_R); 717fb290d0SLiam Girdwood break; 727fb290d0SLiam Girdwood case SPITZ_MIC: 737fb290d0SLiam Girdwood /* enable mic jack and bias, mute hp */ 747fb290d0SLiam Girdwood snd_soc_dapm_set_endpoint(codec, "Headphone Jack", 0); 757fb290d0SLiam Girdwood snd_soc_dapm_set_endpoint(codec, "Headset Jack", 0); 767fb290d0SLiam Girdwood snd_soc_dapm_set_endpoint(codec, "Line Jack", 0); 777fb290d0SLiam Girdwood snd_soc_dapm_set_endpoint(codec, "Mic Jack", 1); 787fb290d0SLiam Girdwood reset_scoop_gpio(&spitzscoop_device.dev, SPITZ_SCP_MUTE_L); 797fb290d0SLiam Girdwood reset_scoop_gpio(&spitzscoop_device.dev, SPITZ_SCP_MUTE_R); 807fb290d0SLiam Girdwood break; 817fb290d0SLiam Girdwood case SPITZ_LINE: 827fb290d0SLiam Girdwood /* enable line jack, disable mic bias and mute hp */ 837fb290d0SLiam Girdwood snd_soc_dapm_set_endpoint(codec, "Headphone Jack", 0); 847fb290d0SLiam Girdwood snd_soc_dapm_set_endpoint(codec, "Headset Jack", 0); 857fb290d0SLiam Girdwood snd_soc_dapm_set_endpoint(codec, "Mic Jack", 0); 867fb290d0SLiam Girdwood snd_soc_dapm_set_endpoint(codec, "Line Jack", 1); 877fb290d0SLiam Girdwood reset_scoop_gpio(&spitzscoop_device.dev, SPITZ_SCP_MUTE_L); 887fb290d0SLiam Girdwood reset_scoop_gpio(&spitzscoop_device.dev, SPITZ_SCP_MUTE_R); 897fb290d0SLiam Girdwood break; 907fb290d0SLiam Girdwood case SPITZ_HEADSET: 917fb290d0SLiam Girdwood /* enable and unmute headset jack enable mic bias, mute L hp */ 927fb290d0SLiam Girdwood snd_soc_dapm_set_endpoint(codec, "Headphone Jack", 0); 937fb290d0SLiam Girdwood snd_soc_dapm_set_endpoint(codec, "Mic Jack", 1); 947fb290d0SLiam Girdwood snd_soc_dapm_set_endpoint(codec, "Line Jack", 0); 957fb290d0SLiam Girdwood snd_soc_dapm_set_endpoint(codec, "Headset Jack", 1); 967fb290d0SLiam Girdwood reset_scoop_gpio(&spitzscoop_device.dev, SPITZ_SCP_MUTE_L); 977fb290d0SLiam Girdwood set_scoop_gpio(&spitzscoop_device.dev, SPITZ_SCP_MUTE_R); 987fb290d0SLiam Girdwood break; 997fb290d0SLiam Girdwood case SPITZ_HP_OFF: 1007fb290d0SLiam Girdwood 1017fb290d0SLiam Girdwood /* jack removed, everything off */ 1027fb290d0SLiam Girdwood snd_soc_dapm_set_endpoint(codec, "Headphone Jack", 0); 1037fb290d0SLiam Girdwood snd_soc_dapm_set_endpoint(codec, "Headset Jack", 0); 1047fb290d0SLiam Girdwood snd_soc_dapm_set_endpoint(codec, "Mic Jack", 0); 1057fb290d0SLiam Girdwood snd_soc_dapm_set_endpoint(codec, "Line Jack", 0); 1067fb290d0SLiam Girdwood reset_scoop_gpio(&spitzscoop_device.dev, SPITZ_SCP_MUTE_L); 1077fb290d0SLiam Girdwood reset_scoop_gpio(&spitzscoop_device.dev, SPITZ_SCP_MUTE_R); 1087fb290d0SLiam Girdwood break; 1097fb290d0SLiam Girdwood } 1107fb290d0SLiam Girdwood snd_soc_dapm_sync_endpoints(codec); 1117fb290d0SLiam Girdwood } 1127fb290d0SLiam Girdwood 1137fb290d0SLiam Girdwood static int spitz_startup(struct snd_pcm_substream *substream) 1147fb290d0SLiam Girdwood { 1157fb290d0SLiam Girdwood struct snd_soc_pcm_runtime *rtd = substream->private_data; 1167fb290d0SLiam Girdwood struct snd_soc_codec *codec = rtd->socdev->codec; 1177fb290d0SLiam Girdwood 1187fb290d0SLiam Girdwood /* check the jack status at stream startup */ 1197fb290d0SLiam Girdwood spitz_ext_control(codec); 1207fb290d0SLiam Girdwood return 0; 1217fb290d0SLiam Girdwood } 1227fb290d0SLiam Girdwood 12397952f60SLiam Girdwood static int spitz_hw_params(struct snd_pcm_substream *substream, 12497952f60SLiam Girdwood struct snd_pcm_hw_params *params) 12597952f60SLiam Girdwood { 12697952f60SLiam Girdwood struct snd_soc_pcm_runtime *rtd = substream->private_data; 12797952f60SLiam Girdwood struct snd_soc_codec_dai *codec_dai = rtd->dai->codec_dai; 12897952f60SLiam Girdwood struct snd_soc_cpu_dai *cpu_dai = rtd->dai->cpu_dai; 12997952f60SLiam Girdwood unsigned int clk = 0; 13097952f60SLiam Girdwood int ret = 0; 13197952f60SLiam Girdwood 13297952f60SLiam Girdwood switch (params_rate(params)) { 13397952f60SLiam Girdwood case 8000: 13497952f60SLiam Girdwood case 16000: 13597952f60SLiam Girdwood case 48000: 13697952f60SLiam Girdwood case 96000: 13797952f60SLiam Girdwood clk = 12288000; 13897952f60SLiam Girdwood break; 13997952f60SLiam Girdwood case 11025: 14097952f60SLiam Girdwood case 22050: 14197952f60SLiam Girdwood case 44100: 14297952f60SLiam Girdwood clk = 11289600; 14397952f60SLiam Girdwood break; 14497952f60SLiam Girdwood } 14597952f60SLiam Girdwood 14697952f60SLiam Girdwood /* set codec DAI configuration */ 14797952f60SLiam Girdwood ret = codec_dai->dai_ops.set_fmt(codec_dai, SND_SOC_DAIFMT_I2S | 14897952f60SLiam Girdwood SND_SOC_DAIFMT_NB_NF | SND_SOC_DAIFMT_CBS_CFS); 14997952f60SLiam Girdwood if (ret < 0) 15097952f60SLiam Girdwood return ret; 15197952f60SLiam Girdwood 15297952f60SLiam Girdwood /* set cpu DAI configuration */ 15397952f60SLiam Girdwood ret = cpu_dai->dai_ops.set_fmt(cpu_dai, SND_SOC_DAIFMT_I2S | 15497952f60SLiam Girdwood SND_SOC_DAIFMT_NB_NF | SND_SOC_DAIFMT_CBS_CFS); 15597952f60SLiam Girdwood if (ret < 0) 15697952f60SLiam Girdwood return ret; 15797952f60SLiam Girdwood 15897952f60SLiam Girdwood /* set the codec system clock for DAC and ADC */ 15997952f60SLiam Girdwood ret = codec_dai->dai_ops.set_sysclk(codec_dai, WM8750_SYSCLK, clk, 16097952f60SLiam Girdwood SND_SOC_CLOCK_IN); 16197952f60SLiam Girdwood if (ret < 0) 16297952f60SLiam Girdwood return ret; 16397952f60SLiam Girdwood 16497952f60SLiam Girdwood /* set the I2S system clock as input (unused) */ 16597952f60SLiam Girdwood ret = cpu_dai->dai_ops.set_sysclk(cpu_dai, PXA2XX_I2S_SYSCLK, 0, 16697952f60SLiam Girdwood SND_SOC_CLOCK_IN); 16797952f60SLiam Girdwood if (ret < 0) 16897952f60SLiam Girdwood return ret; 16997952f60SLiam Girdwood 17097952f60SLiam Girdwood return 0; 17197952f60SLiam Girdwood } 17297952f60SLiam Girdwood 1737fb290d0SLiam Girdwood static struct snd_soc_ops spitz_ops = { 1747fb290d0SLiam Girdwood .startup = spitz_startup, 17597952f60SLiam Girdwood .hw_params = spitz_hw_params, 1767fb290d0SLiam Girdwood }; 1777fb290d0SLiam Girdwood 1787fb290d0SLiam Girdwood static int spitz_get_jack(struct snd_kcontrol *kcontrol, 1797fb290d0SLiam Girdwood struct snd_ctl_elem_value *ucontrol) 1807fb290d0SLiam Girdwood { 1817fb290d0SLiam Girdwood ucontrol->value.integer.value[0] = spitz_jack_func; 1827fb290d0SLiam Girdwood return 0; 1837fb290d0SLiam Girdwood } 1847fb290d0SLiam Girdwood 1857fb290d0SLiam Girdwood static int spitz_set_jack(struct snd_kcontrol *kcontrol, 1867fb290d0SLiam Girdwood struct snd_ctl_elem_value *ucontrol) 1877fb290d0SLiam Girdwood { 1887fb290d0SLiam Girdwood struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol); 1897fb290d0SLiam Girdwood 1907fb290d0SLiam Girdwood if (spitz_jack_func == ucontrol->value.integer.value[0]) 1917fb290d0SLiam Girdwood return 0; 1927fb290d0SLiam Girdwood 1937fb290d0SLiam Girdwood spitz_jack_func = ucontrol->value.integer.value[0]; 1947fb290d0SLiam Girdwood spitz_ext_control(codec); 1957fb290d0SLiam Girdwood return 1; 1967fb290d0SLiam Girdwood } 1977fb290d0SLiam Girdwood 1987fb290d0SLiam Girdwood static int spitz_get_spk(struct snd_kcontrol *kcontrol, 1997fb290d0SLiam Girdwood struct snd_ctl_elem_value *ucontrol) 2007fb290d0SLiam Girdwood { 2017fb290d0SLiam Girdwood ucontrol->value.integer.value[0] = spitz_spk_func; 2027fb290d0SLiam Girdwood return 0; 2037fb290d0SLiam Girdwood } 2047fb290d0SLiam Girdwood 2057fb290d0SLiam Girdwood static int spitz_set_spk(struct snd_kcontrol *kcontrol, 2067fb290d0SLiam Girdwood struct snd_ctl_elem_value *ucontrol) 2077fb290d0SLiam Girdwood { 2087fb290d0SLiam Girdwood struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol); 2097fb290d0SLiam Girdwood 2107fb290d0SLiam Girdwood if (spitz_spk_func == ucontrol->value.integer.value[0]) 2117fb290d0SLiam Girdwood return 0; 2127fb290d0SLiam Girdwood 2137fb290d0SLiam Girdwood spitz_spk_func = ucontrol->value.integer.value[0]; 2147fb290d0SLiam Girdwood spitz_ext_control(codec); 2157fb290d0SLiam Girdwood return 1; 2167fb290d0SLiam Girdwood } 2177fb290d0SLiam Girdwood 218338c7ed0SJarkko Nikula static int spitz_mic_bias(struct snd_soc_dapm_widget *w, 219338c7ed0SJarkko Nikula struct snd_kcontrol *k, int event) 2207fb290d0SLiam Girdwood { 2217fb290d0SLiam Girdwood if (machine_is_borzoi() || machine_is_spitz()) { 2227fb290d0SLiam Girdwood if (SND_SOC_DAPM_EVENT_ON(event)) 2237fb290d0SLiam Girdwood set_scoop_gpio(&spitzscoop2_device.dev, 2247fb290d0SLiam Girdwood SPITZ_SCP2_MIC_BIAS); 2257fb290d0SLiam Girdwood else 2267fb290d0SLiam Girdwood reset_scoop_gpio(&spitzscoop2_device.dev, 2277fb290d0SLiam Girdwood SPITZ_SCP2_MIC_BIAS); 2287fb290d0SLiam Girdwood } 2297fb290d0SLiam Girdwood 2307fb290d0SLiam Girdwood if (machine_is_akita()) { 2317fb290d0SLiam Girdwood if (SND_SOC_DAPM_EVENT_ON(event)) 2327fb290d0SLiam Girdwood akita_set_ioexp(&akitaioexp_device.dev, 2337fb290d0SLiam Girdwood AKITA_IOEXP_MIC_BIAS); 2347fb290d0SLiam Girdwood else 2357fb290d0SLiam Girdwood akita_reset_ioexp(&akitaioexp_device.dev, 2367fb290d0SLiam Girdwood AKITA_IOEXP_MIC_BIAS); 2377fb290d0SLiam Girdwood } 2387fb290d0SLiam Girdwood return 0; 2397fb290d0SLiam Girdwood } 2407fb290d0SLiam Girdwood 2417fb290d0SLiam Girdwood /* spitz machine dapm widgets */ 2427fb290d0SLiam Girdwood static const struct snd_soc_dapm_widget wm8750_dapm_widgets[] = { 2437fb290d0SLiam Girdwood SND_SOC_DAPM_HP("Headphone Jack", NULL), 2447fb290d0SLiam Girdwood SND_SOC_DAPM_MIC("Mic Jack", spitz_mic_bias), 2457fb290d0SLiam Girdwood SND_SOC_DAPM_SPK("Ext Spk", NULL), 2467fb290d0SLiam Girdwood SND_SOC_DAPM_LINE("Line Jack", NULL), 2477fb290d0SLiam Girdwood 2487fb290d0SLiam Girdwood /* headset is a mic and mono headphone */ 2497fb290d0SLiam Girdwood SND_SOC_DAPM_HP("Headset Jack", NULL), 2507fb290d0SLiam Girdwood }; 2517fb290d0SLiam Girdwood 2527fb290d0SLiam Girdwood /* Spitz machine audio_map */ 25325191c45SMark Brown static const struct snd_soc_dapm_route audio_map[] = { 2547fb290d0SLiam Girdwood 2557fb290d0SLiam Girdwood /* headphone connected to LOUT1, ROUT1 */ 2567fb290d0SLiam Girdwood {"Headphone Jack", NULL, "LOUT1"}, 2577fb290d0SLiam Girdwood {"Headphone Jack", NULL, "ROUT1"}, 2587fb290d0SLiam Girdwood 2597fb290d0SLiam Girdwood /* headset connected to ROUT1 and LINPUT1 with bias (def below) */ 2607fb290d0SLiam Girdwood {"Headset Jack", NULL, "ROUT1"}, 2617fb290d0SLiam Girdwood 2627fb290d0SLiam Girdwood /* ext speaker connected to LOUT2, ROUT2 */ 2637fb290d0SLiam Girdwood {"Ext Spk", NULL , "ROUT2"}, 2647fb290d0SLiam Girdwood {"Ext Spk", NULL , "LOUT2"}, 2657fb290d0SLiam Girdwood 2667fb290d0SLiam Girdwood /* mic is connected to input 1 - with bias */ 2677fb290d0SLiam Girdwood {"LINPUT1", NULL, "Mic Bias"}, 2687fb290d0SLiam Girdwood {"Mic Bias", NULL, "Mic Jack"}, 2697fb290d0SLiam Girdwood 2707fb290d0SLiam Girdwood /* line is connected to input 1 - no bias */ 2717fb290d0SLiam Girdwood {"LINPUT1", NULL, "Line Jack"}, 2727fb290d0SLiam Girdwood }; 2737fb290d0SLiam Girdwood 2747fb290d0SLiam Girdwood static const char *jack_function[] = {"Headphone", "Mic", "Line", "Headset", 2757fb290d0SLiam Girdwood "Off"}; 2767fb290d0SLiam Girdwood static const char *spk_function[] = {"On", "Off"}; 2777fb290d0SLiam Girdwood static const struct soc_enum spitz_enum[] = { 2787fb290d0SLiam Girdwood SOC_ENUM_SINGLE_EXT(5, jack_function), 2797fb290d0SLiam Girdwood SOC_ENUM_SINGLE_EXT(2, spk_function), 2807fb290d0SLiam Girdwood }; 2817fb290d0SLiam Girdwood 2827fb290d0SLiam Girdwood static const struct snd_kcontrol_new wm8750_spitz_controls[] = { 2837fb290d0SLiam Girdwood SOC_ENUM_EXT("Jack Function", spitz_enum[0], spitz_get_jack, 2847fb290d0SLiam Girdwood spitz_set_jack), 2857fb290d0SLiam Girdwood SOC_ENUM_EXT("Speaker Function", spitz_enum[1], spitz_get_spk, 2867fb290d0SLiam Girdwood spitz_set_spk), 2877fb290d0SLiam Girdwood }; 2887fb290d0SLiam Girdwood 2897fb290d0SLiam Girdwood /* 2907fb290d0SLiam Girdwood * Logic for a wm8750 as connected on a Sharp SL-Cxx00 Device 2917fb290d0SLiam Girdwood */ 2927fb290d0SLiam Girdwood static int spitz_wm8750_init(struct snd_soc_codec *codec) 2937fb290d0SLiam Girdwood { 2947fb290d0SLiam Girdwood int i, err; 2957fb290d0SLiam Girdwood 2967fb290d0SLiam Girdwood /* NC codec pins */ 2977fb290d0SLiam Girdwood snd_soc_dapm_set_endpoint(codec, "RINPUT1", 0); 2987fb290d0SLiam Girdwood snd_soc_dapm_set_endpoint(codec, "LINPUT2", 0); 2997fb290d0SLiam Girdwood snd_soc_dapm_set_endpoint(codec, "RINPUT2", 0); 3007fb290d0SLiam Girdwood snd_soc_dapm_set_endpoint(codec, "LINPUT3", 0); 3017fb290d0SLiam Girdwood snd_soc_dapm_set_endpoint(codec, "RINPUT3", 0); 3027fb290d0SLiam Girdwood snd_soc_dapm_set_endpoint(codec, "OUT3", 0); 3037fb290d0SLiam Girdwood snd_soc_dapm_set_endpoint(codec, "MONO", 0); 3047fb290d0SLiam Girdwood 3057fb290d0SLiam Girdwood /* Add spitz specific controls */ 3067fb290d0SLiam Girdwood for (i = 0; i < ARRAY_SIZE(wm8750_spitz_controls); i++) { 3077fb290d0SLiam Girdwood err = snd_ctl_add(codec->card, 3087fb290d0SLiam Girdwood snd_soc_cnew(&wm8750_spitz_controls[i], codec, NULL)); 3097fb290d0SLiam Girdwood if (err < 0) 3107fb290d0SLiam Girdwood return err; 3117fb290d0SLiam Girdwood } 3127fb290d0SLiam Girdwood 3137fb290d0SLiam Girdwood /* Add spitz specific widgets */ 31425191c45SMark Brown snd_soc_dapm_new_controls(codec, wm8750_dapm_widgets, 31525191c45SMark Brown ARRAY_SIZE(wm8750_dapm_widgets)); 3167fb290d0SLiam Girdwood 31725191c45SMark Brown /* Set up spitz specific audio paths */ 31825191c45SMark Brown snd_soc_dapm_add_routes(codec, audio_map, ARRAY_SIZE(audio_map)); 3197fb290d0SLiam Girdwood 3207fb290d0SLiam Girdwood snd_soc_dapm_sync_endpoints(codec); 3217fb290d0SLiam Girdwood return 0; 3227fb290d0SLiam Girdwood } 3237fb290d0SLiam Girdwood 3247fb290d0SLiam Girdwood /* spitz digital audio interface glue - connects codec <--> CPU */ 3257fb290d0SLiam Girdwood static struct snd_soc_dai_link spitz_dai = { 3267fb290d0SLiam Girdwood .name = "wm8750", 3277fb290d0SLiam Girdwood .stream_name = "WM8750", 3287fb290d0SLiam Girdwood .cpu_dai = &pxa_i2s_dai, 3297fb290d0SLiam Girdwood .codec_dai = &wm8750_dai, 3307fb290d0SLiam Girdwood .init = spitz_wm8750_init, 33197952f60SLiam Girdwood .ops = &spitz_ops, 3327fb290d0SLiam Girdwood }; 3337fb290d0SLiam Girdwood 3347fb290d0SLiam Girdwood /* spitz audio machine driver */ 3357fb290d0SLiam Girdwood static struct snd_soc_machine snd_soc_machine_spitz = { 3367fb290d0SLiam Girdwood .name = "Spitz", 3377fb290d0SLiam Girdwood .dai_link = &spitz_dai, 3387fb290d0SLiam Girdwood .num_links = 1, 3397fb290d0SLiam Girdwood }; 3407fb290d0SLiam Girdwood 3417fb290d0SLiam Girdwood /* spitz audio private data */ 3427fb290d0SLiam Girdwood static struct wm8750_setup_data spitz_wm8750_setup = { 3437fb290d0SLiam Girdwood .i2c_address = 0x1b, 3447fb290d0SLiam Girdwood }; 3457fb290d0SLiam Girdwood 3467fb290d0SLiam Girdwood /* spitz audio subsystem */ 3477fb290d0SLiam Girdwood static struct snd_soc_device spitz_snd_devdata = { 3487fb290d0SLiam Girdwood .machine = &snd_soc_machine_spitz, 3497fb290d0SLiam Girdwood .platform = &pxa2xx_soc_platform, 3507fb290d0SLiam Girdwood .codec_dev = &soc_codec_dev_wm8750, 3517fb290d0SLiam Girdwood .codec_data = &spitz_wm8750_setup, 3527fb290d0SLiam Girdwood }; 3537fb290d0SLiam Girdwood 3547fb290d0SLiam Girdwood static struct platform_device *spitz_snd_device; 3557fb290d0SLiam Girdwood 3567fb290d0SLiam Girdwood static int __init spitz_init(void) 3577fb290d0SLiam Girdwood { 3587fb290d0SLiam Girdwood int ret; 3597fb290d0SLiam Girdwood 3607fb290d0SLiam Girdwood if (!(machine_is_spitz() || machine_is_borzoi() || machine_is_akita())) 3617fb290d0SLiam Girdwood return -ENODEV; 3627fb290d0SLiam Girdwood 3637fb290d0SLiam Girdwood spitz_snd_device = platform_device_alloc("soc-audio", -1); 3647fb290d0SLiam Girdwood if (!spitz_snd_device) 3657fb290d0SLiam Girdwood return -ENOMEM; 3667fb290d0SLiam Girdwood 3677fb290d0SLiam Girdwood platform_set_drvdata(spitz_snd_device, &spitz_snd_devdata); 3687fb290d0SLiam Girdwood spitz_snd_devdata.dev = &spitz_snd_device->dev; 3697fb290d0SLiam Girdwood ret = platform_device_add(spitz_snd_device); 3707fb290d0SLiam Girdwood 3717fb290d0SLiam Girdwood if (ret) 3727fb290d0SLiam Girdwood platform_device_put(spitz_snd_device); 3737fb290d0SLiam Girdwood 3747fb290d0SLiam Girdwood return ret; 3757fb290d0SLiam Girdwood } 3767fb290d0SLiam Girdwood 3777fb290d0SLiam Girdwood static void __exit spitz_exit(void) 3787fb290d0SLiam Girdwood { 3797fb290d0SLiam Girdwood platform_device_unregister(spitz_snd_device); 3807fb290d0SLiam Girdwood } 3817fb290d0SLiam Girdwood 3827fb290d0SLiam Girdwood module_init(spitz_init); 3837fb290d0SLiam Girdwood module_exit(spitz_exit); 3847fb290d0SLiam Girdwood 3857fb290d0SLiam Girdwood MODULE_AUTHOR("Richard Purdie"); 3867fb290d0SLiam Girdwood MODULE_DESCRIPTION("ALSA SoC Spitz"); 3877fb290d0SLiam Girdwood MODULE_LICENSE("GPL"); 388