^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1) // SPDX-License-Identifier: GPL-2.0+
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2) //
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3) // neo1973_wm8753.c - SoC audio for Openmoko Neo1973 and Freerunner devices
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4) //
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5) // Copyright 2007 Openmoko Inc
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6) // Author: Graeme Gregory <graeme@openmoko.org>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7) // Copyright 2007 Wolfson Microelectronics PLC.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8) // Author: Graeme Gregory
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9) // graeme.gregory@wolfsonmicro.com or linux@wolfsonmicro.com
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) // Copyright 2009 Wolfson Microelectronics
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) #include <linux/module.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) #include <linux/platform_device.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) #include <linux/gpio/consumer.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) #include <sound/soc.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) #include "regs-iis.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) #include "../codecs/wm8753.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) #include "s3c24xx-i2s.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) static int neo1973_hifi_hw_params(struct snd_pcm_substream *substream,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) struct snd_pcm_hw_params *params)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) unsigned int pll_out = 0, bclk = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) int ret = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30) unsigned long iis_clkrate;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) iis_clkrate = s3c24xx_i2s_get_clockrate();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) switch (params_rate(params)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) case 8000:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) case 16000:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) pll_out = 12288000;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) case 48000:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) bclk = WM8753_BCLK_DIV_4;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) pll_out = 12288000;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43) case 96000:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) bclk = WM8753_BCLK_DIV_2;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45) pll_out = 12288000;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47) case 11025:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48) bclk = WM8753_BCLK_DIV_16;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49) pll_out = 11289600;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51) case 22050:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52) bclk = WM8753_BCLK_DIV_8;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53) pll_out = 11289600;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55) case 44100:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56) bclk = WM8753_BCLK_DIV_4;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57) pll_out = 11289600;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59) case 88200:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60) bclk = WM8753_BCLK_DIV_2;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 61) pll_out = 11289600;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 62) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 63) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 64)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 65) /* set the codec system clock for DAC and ADC */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 66) ret = snd_soc_dai_set_sysclk(codec_dai, WM8753_MCLK, pll_out,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 67) SND_SOC_CLOCK_IN);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 68) if (ret < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 69) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 70)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 71) /* set MCLK division for sample rate */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 72) ret = snd_soc_dai_set_clkdiv(cpu_dai, S3C24XX_DIV_MCLK,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 73) S3C2410_IISMOD_32FS);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 74) if (ret < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 75) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 76)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 77) /* set codec BCLK division for sample rate */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 78) ret = snd_soc_dai_set_clkdiv(codec_dai, WM8753_BCLKDIV, bclk);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 79) if (ret < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 80) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 81)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 82) /* set prescaler division for sample rate */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 83) ret = snd_soc_dai_set_clkdiv(cpu_dai, S3C24XX_DIV_PRESCALER,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 84) S3C24XX_PRESCALE(4, 4));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 85) if (ret < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 86) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 87)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 88) /* codec PLL input is PCLK/4 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 89) ret = snd_soc_dai_set_pll(codec_dai, WM8753_PLL1, 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 90) iis_clkrate / 4, pll_out);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 91) if (ret < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 92) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 93)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 94) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 95) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 96)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 97) static int neo1973_hifi_hw_free(struct snd_pcm_substream *substream)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 98) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 99) struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100) struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102) /* disable the PLL */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) return snd_soc_dai_set_pll(codec_dai, WM8753_PLL1, 0, 0, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107) * Neo1973 WM8753 HiFi DAI opserations.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109) static struct snd_soc_ops neo1973_hifi_ops = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110) .hw_params = neo1973_hifi_hw_params,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111) .hw_free = neo1973_hifi_hw_free,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114) static int neo1973_voice_hw_params(struct snd_pcm_substream *substream,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115) struct snd_pcm_hw_params *params)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117) struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118) struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119) unsigned int pcmdiv = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120) int ret = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121) unsigned long iis_clkrate;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123) iis_clkrate = s3c24xx_i2s_get_clockrate();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125) if (params_rate(params) != 8000)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127) if (params_channels(params) != 1)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130) pcmdiv = WM8753_PCM_DIV_6; /* 2.048 MHz */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132) /* set the codec system clock for DAC and ADC */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133) ret = snd_soc_dai_set_sysclk(codec_dai, WM8753_PCMCLK, 12288000,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134) SND_SOC_CLOCK_IN);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135) if (ret < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138) /* set codec PCM division for sample rate */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139) ret = snd_soc_dai_set_clkdiv(codec_dai, WM8753_PCMDIV, pcmdiv);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140) if (ret < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143) /* configure and enable PLL for 12.288MHz output */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144) ret = snd_soc_dai_set_pll(codec_dai, WM8753_PLL2, 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145) iis_clkrate / 4, 12288000);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146) if (ret < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152) static int neo1973_voice_hw_free(struct snd_pcm_substream *substream)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154) struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155) struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 157) /* disable the PLL */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 158) return snd_soc_dai_set_pll(codec_dai, WM8753_PLL2, 0, 0, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 161) static struct snd_soc_ops neo1973_voice_ops = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 162) .hw_params = neo1973_voice_hw_params,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 163) .hw_free = neo1973_voice_hw_free,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 164) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 165)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 166) static struct gpio_desc *gpiod_hp_in, *gpiod_amp_shut;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 167) static int gta02_speaker_enabled;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 168)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 169) static int lm4853_set_spk(struct snd_kcontrol *kcontrol,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 170) struct snd_ctl_elem_value *ucontrol)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 171) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 172) gta02_speaker_enabled = ucontrol->value.integer.value[0];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 173)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 174) gpiod_set_value(gpiod_hp_in, !gta02_speaker_enabled);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 175)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 176) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 177) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 178)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 179) static int lm4853_get_spk(struct snd_kcontrol *kcontrol,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 180) struct snd_ctl_elem_value *ucontrol)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 181) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 182) ucontrol->value.integer.value[0] = gta02_speaker_enabled;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 183) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 184) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 185)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 186) static int lm4853_event(struct snd_soc_dapm_widget *w,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 187) struct snd_kcontrol *k, int event)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 188) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 189) gpiod_set_value(gpiod_amp_shut, SND_SOC_DAPM_EVENT_OFF(event));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 190)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 191) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 192) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 193)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 194) static const struct snd_soc_dapm_widget neo1973_wm8753_dapm_widgets[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 195) SND_SOC_DAPM_LINE("GSM Line Out", NULL),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 196) SND_SOC_DAPM_LINE("GSM Line In", NULL),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 197) SND_SOC_DAPM_MIC("Headset Mic", NULL),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 198) SND_SOC_DAPM_MIC("Handset Mic", NULL),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 199) SND_SOC_DAPM_SPK("Handset Spk", NULL),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 200) SND_SOC_DAPM_SPK("Stereo Out", lm4853_event),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 201) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 202)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 203) static const struct snd_soc_dapm_route neo1973_wm8753_routes[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 204) /* Connections to the GSM Module */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 205) {"GSM Line Out", NULL, "MONO1"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 206) {"GSM Line Out", NULL, "MONO2"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 207) {"RXP", NULL, "GSM Line In"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 208) {"RXN", NULL, "GSM Line In"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 209)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 210) /* Connections to Headset */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 211) {"MIC1", NULL, "Mic Bias"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 212) {"Mic Bias", NULL, "Headset Mic"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 213)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 214) /* Call Mic */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 215) {"MIC2", NULL, "Mic Bias"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 216) {"MIC2N", NULL, "Mic Bias"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 217) {"Mic Bias", NULL, "Handset Mic"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 218)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 219) /* Connect the ALC pins */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 220) {"ACIN", NULL, "ACOP"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 221)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 222) /* Connections to the amp */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 223) {"Stereo Out", NULL, "LOUT1"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 224) {"Stereo Out", NULL, "ROUT1"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 225)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 226) /* Call Speaker */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 227) {"Handset Spk", NULL, "LOUT2"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 228) {"Handset Spk", NULL, "ROUT2"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 229) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 230)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 231) static const struct snd_kcontrol_new neo1973_wm8753_controls[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 232) SOC_DAPM_PIN_SWITCH("GSM Line Out"),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 233) SOC_DAPM_PIN_SWITCH("GSM Line In"),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 234) SOC_DAPM_PIN_SWITCH("Headset Mic"),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 235) SOC_DAPM_PIN_SWITCH("Handset Mic"),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 236) SOC_DAPM_PIN_SWITCH("Handset Spk"),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 237) SOC_DAPM_PIN_SWITCH("Stereo Out"),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 238)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 239) SOC_SINGLE_BOOL_EXT("Amp Spk Switch", 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 240) lm4853_get_spk,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 241) lm4853_set_spk),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 242) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 243)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 244) static int neo1973_wm8753_init(struct snd_soc_pcm_runtime *rtd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 245) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 246) struct snd_soc_card *card = rtd->card;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 247)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 248) /* set endpoints to default off mode */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 249) snd_soc_dapm_disable_pin(&card->dapm, "GSM Line Out");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 250) snd_soc_dapm_disable_pin(&card->dapm, "GSM Line In");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 251) snd_soc_dapm_disable_pin(&card->dapm, "Headset Mic");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 252) snd_soc_dapm_disable_pin(&card->dapm, "Handset Mic");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 253) snd_soc_dapm_disable_pin(&card->dapm, "Stereo Out");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 254) snd_soc_dapm_disable_pin(&card->dapm, "Handset Spk");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 255)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 256) /* allow audio paths from the GSM modem to run during suspend */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 257) snd_soc_dapm_ignore_suspend(&card->dapm, "GSM Line Out");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 258) snd_soc_dapm_ignore_suspend(&card->dapm, "GSM Line In");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 259) snd_soc_dapm_ignore_suspend(&card->dapm, "Headset Mic");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 260) snd_soc_dapm_ignore_suspend(&card->dapm, "Handset Mic");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 261) snd_soc_dapm_ignore_suspend(&card->dapm, "Stereo Out");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 262) snd_soc_dapm_ignore_suspend(&card->dapm, "Handset Spk");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 263)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 264) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 265) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 266)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 267) SND_SOC_DAILINK_DEFS(wm8753,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 268) DAILINK_COMP_ARRAY(COMP_CPU("s3c24xx-iis")),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 269) DAILINK_COMP_ARRAY(COMP_CODEC("wm8753.0-001a", "wm8753-hifi")),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 270) DAILINK_COMP_ARRAY(COMP_PLATFORM("s3c24xx-iis")));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 271)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 272) SND_SOC_DAILINK_DEFS(bluetooth,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 273) DAILINK_COMP_ARRAY(COMP_CPU("bt-sco-pcm")),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 274) DAILINK_COMP_ARRAY(COMP_CODEC("wm8753.0-001a", "wm8753-voice")));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 275)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 276) static struct snd_soc_dai_link neo1973_dai[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 277) { /* Hifi Playback - for similatious use with voice below */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 278) .name = "WM8753",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 279) .stream_name = "WM8753 HiFi",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 280) .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 281) SND_SOC_DAIFMT_CBM_CFM,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 282) .init = neo1973_wm8753_init,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 283) .ops = &neo1973_hifi_ops,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 284) SND_SOC_DAILINK_REG(wm8753),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 285) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 286) { /* Voice via BT */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 287) .name = "Bluetooth",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 288) .stream_name = "Voice",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 289) .dai_fmt = SND_SOC_DAIFMT_DSP_B | SND_SOC_DAIFMT_NB_NF |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 290) SND_SOC_DAIFMT_CBS_CFS,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 291) .ops = &neo1973_voice_ops,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 292) SND_SOC_DAILINK_REG(bluetooth),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 293) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 294) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 295)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 296) static struct snd_soc_aux_dev neo1973_aux_devs[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 297) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 298) .dlc = COMP_AUX("dfbmcs320.0"),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 299) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 300) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 301)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 302) static struct snd_soc_codec_conf neo1973_codec_conf[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 303) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 304) .dlc = COMP_CODEC_CONF("lm4857.0-007c"),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 305) .name_prefix = "Amp",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 306) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 307) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 308)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 309) static struct snd_soc_card neo1973 = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 310) .name = "neo1973gta02",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 311) .owner = THIS_MODULE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 312) .dai_link = neo1973_dai,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 313) .num_links = ARRAY_SIZE(neo1973_dai),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 314) .aux_dev = neo1973_aux_devs,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 315) .num_aux_devs = ARRAY_SIZE(neo1973_aux_devs),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 316) .codec_conf = neo1973_codec_conf,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 317) .num_configs = ARRAY_SIZE(neo1973_codec_conf),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 318)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 319) .controls = neo1973_wm8753_controls,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 320) .num_controls = ARRAY_SIZE(neo1973_wm8753_controls),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 321) .dapm_widgets = neo1973_wm8753_dapm_widgets,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 322) .num_dapm_widgets = ARRAY_SIZE(neo1973_wm8753_dapm_widgets),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 323) .dapm_routes = neo1973_wm8753_routes,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 324) .num_dapm_routes = ARRAY_SIZE(neo1973_wm8753_routes),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 325) .fully_routed = true,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 326) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 327)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 328) static int neo1973_probe(struct platform_device *pdev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 329) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 330) struct device *dev = &pdev->dev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 331)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 332) gpiod_hp_in = devm_gpiod_get(dev, "hp", GPIOD_OUT_HIGH);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 333) if (IS_ERR(gpiod_hp_in)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 334) dev_err(dev, "missing gpio %s\n", "hp");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 335) return PTR_ERR(gpiod_hp_in);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 336) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 337) gpiod_amp_shut = devm_gpiod_get(dev, "amp-shut", GPIOD_OUT_HIGH);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 338) if (IS_ERR(gpiod_amp_shut)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 339) dev_err(dev, "missing gpio %s\n", "amp-shut");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 340) return PTR_ERR(gpiod_amp_shut);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 341) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 342)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 343) neo1973.dev = dev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 344) return devm_snd_soc_register_card(dev, &neo1973);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 345) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 346)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 347) struct platform_driver neo1973_audio = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 348) .driver = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 349) .name = "neo1973-audio",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 350) .pm = &snd_soc_pm_ops,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 351) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 352) .probe = neo1973_probe,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 353) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 354) module_platform_driver(neo1973_audio);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 355)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 356) /* Module information */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 357) MODULE_AUTHOR("Graeme Gregory, graeme@openmoko.org, www.openmoko.org");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 358) MODULE_DESCRIPTION("ALSA SoC WM8753 Neo1973 and Frerunner");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 359) MODULE_LICENSE("GPL");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 360) MODULE_ALIAS("platform:neo1973-audio");
Orange Pi5 kernel
Deprecated Linux kernel 5.10.110 for OrangePi 5/5B/5+ boards
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