1e9d97b05SPaul Cercueil // SPDX-License-Identifier: GPL-2.0 2a50e3269SPaul Cercueil // 3a50e3269SPaul Cercueil // JZ4725B CODEC driver 4a50e3269SPaul Cercueil // 5a50e3269SPaul Cercueil // Copyright (C) 2019, Paul Cercueil <paul@crapouillou.net> 6e9d97b05SPaul Cercueil 7e9d97b05SPaul Cercueil #include <linux/kernel.h> 8e9d97b05SPaul Cercueil #include <linux/module.h> 9e9d97b05SPaul Cercueil #include <linux/platform_device.h> 10e9d97b05SPaul Cercueil #include <linux/slab.h> 11e9d97b05SPaul Cercueil #include <linux/io.h> 12e9d97b05SPaul Cercueil #include <linux/iopoll.h> 13e9d97b05SPaul Cercueil #include <linux/regmap.h> 14e9d97b05SPaul Cercueil #include <linux/clk.h> 15e9d97b05SPaul Cercueil 16e9d97b05SPaul Cercueil #include <linux/delay.h> 17e9d97b05SPaul Cercueil 18e9d97b05SPaul Cercueil #include <sound/core.h> 19e9d97b05SPaul Cercueil #include <sound/pcm.h> 20e9d97b05SPaul Cercueil #include <sound/pcm_params.h> 21e9d97b05SPaul Cercueil #include <sound/initval.h> 22e9d97b05SPaul Cercueil #include <sound/soc.h> 23e9d97b05SPaul Cercueil #include <sound/tlv.h> 24e9d97b05SPaul Cercueil 25e9d97b05SPaul Cercueil #define ICDC_RGADW_OFFSET 0x00 26e9d97b05SPaul Cercueil #define ICDC_RGDATA_OFFSET 0x04 27e9d97b05SPaul Cercueil 28e9d97b05SPaul Cercueil /* ICDC internal register access control register(RGADW) */ 29e9d97b05SPaul Cercueil #define ICDC_RGADW_RGWR BIT(16) 30e9d97b05SPaul Cercueil 31e9d97b05SPaul Cercueil #define ICDC_RGADW_RGADDR_OFFSET 8 32e9d97b05SPaul Cercueil #define ICDC_RGADW_RGADDR_MASK GENMASK(14, ICDC_RGADW_RGADDR_OFFSET) 33e9d97b05SPaul Cercueil 34e9d97b05SPaul Cercueil #define ICDC_RGADW_RGDIN_OFFSET 0 35e9d97b05SPaul Cercueil #define ICDC_RGADW_RGDIN_MASK GENMASK(7, ICDC_RGADW_RGDIN_OFFSET) 36e9d97b05SPaul Cercueil 37e9d97b05SPaul Cercueil /* ICDC internal register data output register (RGDATA)*/ 38e9d97b05SPaul Cercueil #define ICDC_RGDATA_IRQ BIT(8) 39e9d97b05SPaul Cercueil 40e9d97b05SPaul Cercueil #define ICDC_RGDATA_RGDOUT_OFFSET 0 41e9d97b05SPaul Cercueil #define ICDC_RGDATA_RGDOUT_MASK GENMASK(7, ICDC_RGDATA_RGDOUT_OFFSET) 42e9d97b05SPaul Cercueil 43e9d97b05SPaul Cercueil /* JZ internal register space */ 44e9d97b05SPaul Cercueil enum { 45e9d97b05SPaul Cercueil JZ4725B_CODEC_REG_AICR, 46e9d97b05SPaul Cercueil JZ4725B_CODEC_REG_CR1, 47e9d97b05SPaul Cercueil JZ4725B_CODEC_REG_CR2, 48e9d97b05SPaul Cercueil JZ4725B_CODEC_REG_CCR1, 49e9d97b05SPaul Cercueil JZ4725B_CODEC_REG_CCR2, 50e9d97b05SPaul Cercueil JZ4725B_CODEC_REG_PMR1, 51e9d97b05SPaul Cercueil JZ4725B_CODEC_REG_PMR2, 52e9d97b05SPaul Cercueil JZ4725B_CODEC_REG_CRR, 53e9d97b05SPaul Cercueil JZ4725B_CODEC_REG_ICR, 54e9d97b05SPaul Cercueil JZ4725B_CODEC_REG_IFR, 55e9d97b05SPaul Cercueil JZ4725B_CODEC_REG_CGR1, 56e9d97b05SPaul Cercueil JZ4725B_CODEC_REG_CGR2, 57e9d97b05SPaul Cercueil JZ4725B_CODEC_REG_CGR3, 58e9d97b05SPaul Cercueil JZ4725B_CODEC_REG_CGR4, 59e9d97b05SPaul Cercueil JZ4725B_CODEC_REG_CGR5, 60e9d97b05SPaul Cercueil JZ4725B_CODEC_REG_CGR6, 61e9d97b05SPaul Cercueil JZ4725B_CODEC_REG_CGR7, 62e9d97b05SPaul Cercueil JZ4725B_CODEC_REG_CGR8, 63e9d97b05SPaul Cercueil JZ4725B_CODEC_REG_CGR9, 64e9d97b05SPaul Cercueil JZ4725B_CODEC_REG_CGR10, 65e9d97b05SPaul Cercueil JZ4725B_CODEC_REG_TR1, 66e9d97b05SPaul Cercueil JZ4725B_CODEC_REG_TR2, 67e9d97b05SPaul Cercueil JZ4725B_CODEC_REG_CR3, 68e9d97b05SPaul Cercueil JZ4725B_CODEC_REG_AGC1, 69e9d97b05SPaul Cercueil JZ4725B_CODEC_REG_AGC2, 70e9d97b05SPaul Cercueil JZ4725B_CODEC_REG_AGC3, 71e9d97b05SPaul Cercueil JZ4725B_CODEC_REG_AGC4, 72e9d97b05SPaul Cercueil JZ4725B_CODEC_REG_AGC5, 73e9d97b05SPaul Cercueil }; 74e9d97b05SPaul Cercueil 75e9d97b05SPaul Cercueil #define REG_AICR_CONFIG1_OFFSET 0 76e9d97b05SPaul Cercueil #define REG_AICR_CONFIG1_MASK (0xf << REG_AICR_CONFIG1_OFFSET) 77e9d97b05SPaul Cercueil 78e9d97b05SPaul Cercueil #define REG_CR1_SB_MICBIAS_OFFSET 7 79e9d97b05SPaul Cercueil #define REG_CR1_MONO_OFFSET 6 80e9d97b05SPaul Cercueil #define REG_CR1_DAC_MUTE_OFFSET 5 81e9d97b05SPaul Cercueil #define REG_CR1_HP_DIS_OFFSET 4 82e9d97b05SPaul Cercueil #define REG_CR1_DACSEL_OFFSET 3 83e9d97b05SPaul Cercueil #define REG_CR1_BYPASS_OFFSET 2 84e9d97b05SPaul Cercueil 85e9d97b05SPaul Cercueil #define REG_CR2_DAC_DEEMP_OFFSET 7 86e9d97b05SPaul Cercueil #define REG_CR2_DAC_ADWL_OFFSET 5 87e9d97b05SPaul Cercueil #define REG_CR2_DAC_ADWL_MASK (0x3 << REG_CR2_DAC_ADWL_OFFSET) 88e9d97b05SPaul Cercueil #define REG_CR2_ADC_ADWL_OFFSET 3 89e9d97b05SPaul Cercueil #define REG_CR2_ADC_ADWL_MASK (0x3 << REG_CR2_ADC_ADWL_OFFSET) 90e9d97b05SPaul Cercueil #define REG_CR2_ADC_HPF_OFFSET 2 91e9d97b05SPaul Cercueil 92e9d97b05SPaul Cercueil #define REG_CR3_SB_MIC1_OFFSET 7 93e9d97b05SPaul Cercueil #define REG_CR3_SB_MIC2_OFFSET 6 94e9d97b05SPaul Cercueil #define REG_CR3_SIDETONE1_OFFSET 5 95e9d97b05SPaul Cercueil #define REG_CR3_SIDETONE2_OFFSET 4 96e9d97b05SPaul Cercueil #define REG_CR3_MICDIFF_OFFSET 3 97e9d97b05SPaul Cercueil #define REG_CR3_MICSTEREO_OFFSET 2 98e9d97b05SPaul Cercueil #define REG_CR3_INSEL_OFFSET 0 99e9d97b05SPaul Cercueil #define REG_CR3_INSEL_MASK (0x3 << REG_CR3_INSEL_OFFSET) 100e9d97b05SPaul Cercueil 101e9d97b05SPaul Cercueil #define REG_CCR1_CONFIG4_OFFSET 0 102e9d97b05SPaul Cercueil #define REG_CCR1_CONFIG4_MASK (0xf << REG_CCR1_CONFIG4_OFFSET) 103e9d97b05SPaul Cercueil 104e9d97b05SPaul Cercueil #define REG_CCR2_DFREQ_OFFSET 4 105e9d97b05SPaul Cercueil #define REG_CCR2_DFREQ_MASK (0xf << REG_CCR2_DFREQ_OFFSET) 106e9d97b05SPaul Cercueil #define REG_CCR2_AFREQ_OFFSET 0 107e9d97b05SPaul Cercueil #define REG_CCR2_AFREQ_MASK (0xf << REG_CCR2_AFREQ_OFFSET) 108e9d97b05SPaul Cercueil 109e9d97b05SPaul Cercueil #define REG_PMR1_SB_DAC_OFFSET 7 110e9d97b05SPaul Cercueil #define REG_PMR1_SB_OUT_OFFSET 6 111e9d97b05SPaul Cercueil #define REG_PMR1_SB_MIX_OFFSET 5 112e9d97b05SPaul Cercueil #define REG_PMR1_SB_ADC_OFFSET 4 113e9d97b05SPaul Cercueil #define REG_PMR1_SB_LIN_OFFSET 3 114e9d97b05SPaul Cercueil #define REG_PMR1_SB_IND_OFFSET 0 115e9d97b05SPaul Cercueil 116e9d97b05SPaul Cercueil #define REG_PMR2_LRGI_OFFSET 7 117e9d97b05SPaul Cercueil #define REG_PMR2_RLGI_OFFSET 6 118e9d97b05SPaul Cercueil #define REG_PMR2_LRGOD_OFFSET 5 119e9d97b05SPaul Cercueil #define REG_PMR2_RLGOD_OFFSET 4 120e9d97b05SPaul Cercueil #define REG_PMR2_GIM_OFFSET 3 121e9d97b05SPaul Cercueil #define REG_PMR2_SB_MC_OFFSET 2 122e9d97b05SPaul Cercueil #define REG_PMR2_SB_OFFSET 1 123e9d97b05SPaul Cercueil #define REG_PMR2_SB_SLEEP_OFFSET 0 124e9d97b05SPaul Cercueil 125e9d97b05SPaul Cercueil #define REG_IFR_RAMP_UP_DONE_OFFSET 3 126e9d97b05SPaul Cercueil #define REG_IFR_RAMP_DOWN_DONE_OFFSET 2 127e9d97b05SPaul Cercueil 128e9d97b05SPaul Cercueil #define REG_CGR1_GODL_OFFSET 4 129e9d97b05SPaul Cercueil #define REG_CGR1_GODL_MASK (0xf << REG_CGR1_GODL_OFFSET) 130e9d97b05SPaul Cercueil #define REG_CGR1_GODR_OFFSET 0 131e9d97b05SPaul Cercueil #define REG_CGR1_GODR_MASK (0xf << REG_CGR1_GODR_OFFSET) 132e9d97b05SPaul Cercueil 133e9d97b05SPaul Cercueil #define REG_CGR2_GO1R_OFFSET 0 134e9d97b05SPaul Cercueil #define REG_CGR2_GO1R_MASK (0x1f << REG_CGR2_GO1R_OFFSET) 135e9d97b05SPaul Cercueil 136e9d97b05SPaul Cercueil #define REG_CGR3_GO1L_OFFSET 0 137e9d97b05SPaul Cercueil #define REG_CGR3_GO1L_MASK (0x1f << REG_CGR3_GO1L_OFFSET) 138e9d97b05SPaul Cercueil 139*1538e2c8SSiarhei Volkau #define REG_CGR10_GIL_OFFSET 0 140*1538e2c8SSiarhei Volkau #define REG_CGR10_GIR_OFFSET 4 141*1538e2c8SSiarhei Volkau 142e9d97b05SPaul Cercueil struct jz_icdc { 143e9d97b05SPaul Cercueil struct regmap *regmap; 144e9d97b05SPaul Cercueil void __iomem *base; 145e9d97b05SPaul Cercueil struct clk *clk; 146e9d97b05SPaul Cercueil }; 147e9d97b05SPaul Cercueil 148*1538e2c8SSiarhei Volkau static const SNDRV_CTL_TLVD_DECLARE_DB_SCALE(jz4725b_adc_tlv, 0, 150, 0); 149088777bfSSiarhei Volkau static const SNDRV_CTL_TLVD_DECLARE_DB_SCALE(jz4725b_dac_tlv, -2250, 150, 0); 150e9d97b05SPaul Cercueil 151e9d97b05SPaul Cercueil static const struct snd_kcontrol_new jz4725b_codec_controls[] = { 152e9d97b05SPaul Cercueil SOC_DOUBLE_TLV("Master Playback Volume", 153e9d97b05SPaul Cercueil JZ4725B_CODEC_REG_CGR1, 154e9d97b05SPaul Cercueil REG_CGR1_GODL_OFFSET, 155e9d97b05SPaul Cercueil REG_CGR1_GODR_OFFSET, 156e9d97b05SPaul Cercueil 0xf, 1, jz4725b_dac_tlv), 157*1538e2c8SSiarhei Volkau SOC_DOUBLE_TLV("Master Capture Volume", 158*1538e2c8SSiarhei Volkau JZ4725B_CODEC_REG_CGR10, 159*1538e2c8SSiarhei Volkau REG_CGR10_GIL_OFFSET, 160*1538e2c8SSiarhei Volkau REG_CGR10_GIR_OFFSET, 161*1538e2c8SSiarhei Volkau 0xf, 0, jz4725b_adc_tlv), 162e9d97b05SPaul Cercueil 163e9d97b05SPaul Cercueil SOC_SINGLE("Master Playback Switch", JZ4725B_CODEC_REG_CR1, 164e9d97b05SPaul Cercueil REG_CR1_DAC_MUTE_OFFSET, 1, 1), 165e9d97b05SPaul Cercueil 1666c3e6302SColin Ian King SOC_SINGLE("Deemphasize Filter Playback Switch", 167e9d97b05SPaul Cercueil JZ4725B_CODEC_REG_CR2, 168e9d97b05SPaul Cercueil REG_CR2_DAC_DEEMP_OFFSET, 1, 0), 169e9d97b05SPaul Cercueil 170e9d97b05SPaul Cercueil SOC_SINGLE("High-Pass Filter Capture Switch", 171e9d97b05SPaul Cercueil JZ4725B_CODEC_REG_CR2, 172e9d97b05SPaul Cercueil REG_CR2_ADC_HPF_OFFSET, 1, 0), 173e9d97b05SPaul Cercueil }; 174e9d97b05SPaul Cercueil 175e9d97b05SPaul Cercueil static const char * const jz4725b_codec_adc_src_texts[] = { 176e9d97b05SPaul Cercueil "Mic 1", "Mic 2", "Line In", "Mixer", 177e9d97b05SPaul Cercueil }; 178e9d97b05SPaul Cercueil static const unsigned int jz4725b_codec_adc_src_values[] = { 0, 1, 2, 3, }; 179d9186330SNathan Chancellor static SOC_VALUE_ENUM_SINGLE_DECL(jz4725b_codec_adc_src_enum, 180e9d97b05SPaul Cercueil JZ4725B_CODEC_REG_CR3, 181e9d97b05SPaul Cercueil REG_CR3_INSEL_OFFSET, 182e9d97b05SPaul Cercueil REG_CR3_INSEL_MASK, 183e9d97b05SPaul Cercueil jz4725b_codec_adc_src_texts, 184e9d97b05SPaul Cercueil jz4725b_codec_adc_src_values); 185e9d97b05SPaul Cercueil static const struct snd_kcontrol_new jz4725b_codec_adc_src_ctrl = 186e9d97b05SPaul Cercueil SOC_DAPM_ENUM("Route", jz4725b_codec_adc_src_enum); 187e9d97b05SPaul Cercueil 188e9d97b05SPaul Cercueil static const struct snd_kcontrol_new jz4725b_codec_mixer_controls[] = { 189e9d97b05SPaul Cercueil SOC_DAPM_SINGLE("Line In Bypass", JZ4725B_CODEC_REG_CR1, 190e9d97b05SPaul Cercueil REG_CR1_BYPASS_OFFSET, 1, 0), 191e9d97b05SPaul Cercueil }; 192e9d97b05SPaul Cercueil 193e9d97b05SPaul Cercueil static int jz4725b_out_stage_enable(struct snd_soc_dapm_widget *w, 194e9d97b05SPaul Cercueil struct snd_kcontrol *kcontrol, 195e9d97b05SPaul Cercueil int event) 196e9d97b05SPaul Cercueil { 197e9d97b05SPaul Cercueil struct snd_soc_component *codec = snd_soc_dapm_to_component(w->dapm); 198e9d97b05SPaul Cercueil struct jz_icdc *icdc = snd_soc_component_get_drvdata(codec); 199e9d97b05SPaul Cercueil struct regmap *map = icdc->regmap; 200e9d97b05SPaul Cercueil unsigned int val; 201e9d97b05SPaul Cercueil 202e9d97b05SPaul Cercueil switch (event) { 203e9d97b05SPaul Cercueil case SND_SOC_DAPM_PRE_PMU: 204ad13c835SPaul Cercueil return regmap_clear_bits(map, JZ4725B_CODEC_REG_IFR, 205ad13c835SPaul Cercueil BIT(REG_IFR_RAMP_UP_DONE_OFFSET)); 206e9d97b05SPaul Cercueil case SND_SOC_DAPM_POST_PMU: 207e9d97b05SPaul Cercueil return regmap_read_poll_timeout(map, JZ4725B_CODEC_REG_IFR, 208e9d97b05SPaul Cercueil val, val & BIT(REG_IFR_RAMP_UP_DONE_OFFSET), 209e9d97b05SPaul Cercueil 100000, 500000); 210e9d97b05SPaul Cercueil case SND_SOC_DAPM_PRE_PMD: 211ad13c835SPaul Cercueil return regmap_clear_bits(map, JZ4725B_CODEC_REG_IFR, 212ad13c835SPaul Cercueil BIT(REG_IFR_RAMP_DOWN_DONE_OFFSET)); 213e9d97b05SPaul Cercueil case SND_SOC_DAPM_POST_PMD: 214e9d97b05SPaul Cercueil return regmap_read_poll_timeout(map, JZ4725B_CODEC_REG_IFR, 215e9d97b05SPaul Cercueil val, val & BIT(REG_IFR_RAMP_DOWN_DONE_OFFSET), 216e9d97b05SPaul Cercueil 100000, 500000); 217e9d97b05SPaul Cercueil default: 218e9d97b05SPaul Cercueil return -EINVAL; 219e9d97b05SPaul Cercueil } 220e9d97b05SPaul Cercueil } 221e9d97b05SPaul Cercueil 222e9d97b05SPaul Cercueil static const struct snd_soc_dapm_widget jz4725b_codec_dapm_widgets[] = { 223e9d97b05SPaul Cercueil /* DAC */ 224e9d97b05SPaul Cercueil SND_SOC_DAPM_DAC("DAC", "Playback", 225e9d97b05SPaul Cercueil JZ4725B_CODEC_REG_PMR1, REG_PMR1_SB_DAC_OFFSET, 1), 226e9d97b05SPaul Cercueil 227e9d97b05SPaul Cercueil /* ADC */ 228e9d97b05SPaul Cercueil SND_SOC_DAPM_ADC("ADC", "Capture", 229e9d97b05SPaul Cercueil JZ4725B_CODEC_REG_PMR1, REG_PMR1_SB_ADC_OFFSET, 1), 230e9d97b05SPaul Cercueil 231e9d97b05SPaul Cercueil SND_SOC_DAPM_MUX("ADC Source", SND_SOC_NOPM, 0, 0, 232e9d97b05SPaul Cercueil &jz4725b_codec_adc_src_ctrl), 233e9d97b05SPaul Cercueil 234e9d97b05SPaul Cercueil /* Mixer */ 235e9d97b05SPaul Cercueil SND_SOC_DAPM_MIXER("Mixer", JZ4725B_CODEC_REG_PMR1, 236e9d97b05SPaul Cercueil REG_PMR1_SB_MIX_OFFSET, 1, 237e9d97b05SPaul Cercueil jz4725b_codec_mixer_controls, 238e9d97b05SPaul Cercueil ARRAY_SIZE(jz4725b_codec_mixer_controls)), 239e9d97b05SPaul Cercueil SND_SOC_DAPM_MIXER("DAC to Mixer", JZ4725B_CODEC_REG_CR1, 240e9d97b05SPaul Cercueil REG_CR1_DACSEL_OFFSET, 0, NULL, 0), 241e9d97b05SPaul Cercueil 2421013999bSSiarhei Volkau SND_SOC_DAPM_MIXER("Line In", JZ4725B_CODEC_REG_PMR1, 2431013999bSSiarhei Volkau REG_PMR1_SB_LIN_OFFSET, 1, NULL, 0), 244e9d97b05SPaul Cercueil SND_SOC_DAPM_MIXER("HP Out", JZ4725B_CODEC_REG_CR1, 245e9d97b05SPaul Cercueil REG_CR1_HP_DIS_OFFSET, 1, NULL, 0), 246e9d97b05SPaul Cercueil 247e9d97b05SPaul Cercueil SND_SOC_DAPM_MIXER("Mic 1", JZ4725B_CODEC_REG_CR3, 248e9d97b05SPaul Cercueil REG_CR3_SB_MIC1_OFFSET, 1, NULL, 0), 249e9d97b05SPaul Cercueil SND_SOC_DAPM_MIXER("Mic 2", JZ4725B_CODEC_REG_CR3, 250e9d97b05SPaul Cercueil REG_CR3_SB_MIC2_OFFSET, 1, NULL, 0), 251e9d97b05SPaul Cercueil 252e9d97b05SPaul Cercueil SND_SOC_DAPM_MIXER_E("Out Stage", JZ4725B_CODEC_REG_PMR1, 253e9d97b05SPaul Cercueil REG_PMR1_SB_OUT_OFFSET, 1, NULL, 0, 254e9d97b05SPaul Cercueil jz4725b_out_stage_enable, 255e9d97b05SPaul Cercueil SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU | 256e9d97b05SPaul Cercueil SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMD), 257e9d97b05SPaul Cercueil SND_SOC_DAPM_MIXER("Mixer to ADC", JZ4725B_CODEC_REG_PMR1, 258e9d97b05SPaul Cercueil REG_PMR1_SB_IND_OFFSET, 1, NULL, 0), 259e9d97b05SPaul Cercueil 260e9d97b05SPaul Cercueil SND_SOC_DAPM_SUPPLY("Mic Bias", JZ4725B_CODEC_REG_CR1, 261e9d97b05SPaul Cercueil REG_CR1_SB_MICBIAS_OFFSET, 1, NULL, 0), 262e9d97b05SPaul Cercueil 263e9d97b05SPaul Cercueil /* Pins */ 264e9d97b05SPaul Cercueil SND_SOC_DAPM_INPUT("MIC1P"), 265e9d97b05SPaul Cercueil SND_SOC_DAPM_INPUT("MIC1N"), 266e9d97b05SPaul Cercueil SND_SOC_DAPM_INPUT("MIC2P"), 267e9d97b05SPaul Cercueil SND_SOC_DAPM_INPUT("MIC2N"), 268e9d97b05SPaul Cercueil 269e9d97b05SPaul Cercueil SND_SOC_DAPM_INPUT("LLINEIN"), 270e9d97b05SPaul Cercueil SND_SOC_DAPM_INPUT("RLINEIN"), 271e9d97b05SPaul Cercueil 272e9d97b05SPaul Cercueil SND_SOC_DAPM_OUTPUT("LHPOUT"), 273e9d97b05SPaul Cercueil SND_SOC_DAPM_OUTPUT("RHPOUT"), 274e9d97b05SPaul Cercueil }; 275e9d97b05SPaul Cercueil 276e9d97b05SPaul Cercueil static const struct snd_soc_dapm_route jz4725b_codec_dapm_routes[] = { 277e9d97b05SPaul Cercueil {"Mic 1", NULL, "MIC1P"}, 278e9d97b05SPaul Cercueil {"Mic 1", NULL, "MIC1N"}, 279e9d97b05SPaul Cercueil {"Mic 2", NULL, "MIC2P"}, 280e9d97b05SPaul Cercueil {"Mic 2", NULL, "MIC2N"}, 281e9d97b05SPaul Cercueil 282e9d97b05SPaul Cercueil {"Line In", NULL, "LLINEIN"}, 283e9d97b05SPaul Cercueil {"Line In", NULL, "RLINEIN"}, 284e9d97b05SPaul Cercueil 285e9d97b05SPaul Cercueil {"Mixer", "Line In Bypass", "Line In"}, 286e9d97b05SPaul Cercueil {"DAC to Mixer", NULL, "DAC"}, 287e9d97b05SPaul Cercueil {"Mixer", NULL, "DAC to Mixer"}, 288e9d97b05SPaul Cercueil 289e9d97b05SPaul Cercueil {"Mixer to ADC", NULL, "Mixer"}, 290e9d97b05SPaul Cercueil {"ADC Source", "Mixer", "Mixer to ADC"}, 291e9d97b05SPaul Cercueil {"ADC Source", "Line In", "Line In"}, 292e9d97b05SPaul Cercueil {"ADC Source", "Mic 1", "Mic 1"}, 293e9d97b05SPaul Cercueil {"ADC Source", "Mic 2", "Mic 2"}, 294e9d97b05SPaul Cercueil {"ADC", NULL, "ADC Source"}, 295e9d97b05SPaul Cercueil 296e9d97b05SPaul Cercueil {"Out Stage", NULL, "Mixer"}, 297e9d97b05SPaul Cercueil {"HP Out", NULL, "Out Stage"}, 298e9d97b05SPaul Cercueil {"LHPOUT", NULL, "HP Out"}, 299e9d97b05SPaul Cercueil {"RHPOUT", NULL, "HP Out"}, 300e9d97b05SPaul Cercueil }; 301e9d97b05SPaul Cercueil 302e9d97b05SPaul Cercueil static int jz4725b_codec_set_bias_level(struct snd_soc_component *component, 303e9d97b05SPaul Cercueil enum snd_soc_bias_level level) 304e9d97b05SPaul Cercueil { 305e9d97b05SPaul Cercueil struct jz_icdc *icdc = snd_soc_component_get_drvdata(component); 306e9d97b05SPaul Cercueil struct regmap *map = icdc->regmap; 307e9d97b05SPaul Cercueil 308e9d97b05SPaul Cercueil switch (level) { 309e9d97b05SPaul Cercueil case SND_SOC_BIAS_ON: 310ad13c835SPaul Cercueil regmap_clear_bits(map, JZ4725B_CODEC_REG_PMR2, 311ad13c835SPaul Cercueil BIT(REG_PMR2_SB_SLEEP_OFFSET)); 312e9d97b05SPaul Cercueil break; 313e9d97b05SPaul Cercueil case SND_SOC_BIAS_PREPARE: 314e9d97b05SPaul Cercueil /* Enable sound hardware */ 315ad13c835SPaul Cercueil regmap_clear_bits(map, JZ4725B_CODEC_REG_PMR2, 316ad13c835SPaul Cercueil BIT(REG_PMR2_SB_OFFSET)); 317e9d97b05SPaul Cercueil msleep(224); 318e9d97b05SPaul Cercueil break; 319e9d97b05SPaul Cercueil case SND_SOC_BIAS_STANDBY: 320ad13c835SPaul Cercueil regmap_set_bits(map, JZ4725B_CODEC_REG_PMR2, 321e9d97b05SPaul Cercueil BIT(REG_PMR2_SB_SLEEP_OFFSET)); 322e9d97b05SPaul Cercueil break; 323e9d97b05SPaul Cercueil case SND_SOC_BIAS_OFF: 324ad13c835SPaul Cercueil regmap_set_bits(map, JZ4725B_CODEC_REG_PMR2, 325e9d97b05SPaul Cercueil BIT(REG_PMR2_SB_OFFSET)); 326e9d97b05SPaul Cercueil break; 327e9d97b05SPaul Cercueil } 328e9d97b05SPaul Cercueil 329e9d97b05SPaul Cercueil return 0; 330e9d97b05SPaul Cercueil } 331e9d97b05SPaul Cercueil 332e9d97b05SPaul Cercueil static int jz4725b_codec_dev_probe(struct snd_soc_component *component) 333e9d97b05SPaul Cercueil { 334e9d97b05SPaul Cercueil struct jz_icdc *icdc = snd_soc_component_get_drvdata(component); 335e9d97b05SPaul Cercueil struct regmap *map = icdc->regmap; 336e9d97b05SPaul Cercueil 337e9d97b05SPaul Cercueil clk_prepare_enable(icdc->clk); 338e9d97b05SPaul Cercueil 339e9d97b05SPaul Cercueil /* Write CONFIGn (n=1 to 8) bits. 340e9d97b05SPaul Cercueil * The value 0x0f is specified in the datasheet as a requirement. 341e9d97b05SPaul Cercueil */ 342e9d97b05SPaul Cercueil regmap_write(map, JZ4725B_CODEC_REG_AICR, 343e9d97b05SPaul Cercueil 0xf << REG_AICR_CONFIG1_OFFSET); 344e9d97b05SPaul Cercueil regmap_write(map, JZ4725B_CODEC_REG_CCR1, 345e9d97b05SPaul Cercueil 0x0 << REG_CCR1_CONFIG4_OFFSET); 346e9d97b05SPaul Cercueil 347e9d97b05SPaul Cercueil return 0; 348e9d97b05SPaul Cercueil } 349e9d97b05SPaul Cercueil 350e9d97b05SPaul Cercueil static void jz4725b_codec_dev_remove(struct snd_soc_component *component) 351e9d97b05SPaul Cercueil { 352e9d97b05SPaul Cercueil struct jz_icdc *icdc = snd_soc_component_get_drvdata(component); 353e9d97b05SPaul Cercueil 354e9d97b05SPaul Cercueil clk_disable_unprepare(icdc->clk); 355e9d97b05SPaul Cercueil } 356e9d97b05SPaul Cercueil 357e9d97b05SPaul Cercueil static const struct snd_soc_component_driver jz4725b_codec = { 358e9d97b05SPaul Cercueil .probe = jz4725b_codec_dev_probe, 359e9d97b05SPaul Cercueil .remove = jz4725b_codec_dev_remove, 360e9d97b05SPaul Cercueil .set_bias_level = jz4725b_codec_set_bias_level, 361e9d97b05SPaul Cercueil .controls = jz4725b_codec_controls, 362e9d97b05SPaul Cercueil .num_controls = ARRAY_SIZE(jz4725b_codec_controls), 363e9d97b05SPaul Cercueil .dapm_widgets = jz4725b_codec_dapm_widgets, 364e9d97b05SPaul Cercueil .num_dapm_widgets = ARRAY_SIZE(jz4725b_codec_dapm_widgets), 365e9d97b05SPaul Cercueil .dapm_routes = jz4725b_codec_dapm_routes, 366e9d97b05SPaul Cercueil .num_dapm_routes = ARRAY_SIZE(jz4725b_codec_dapm_routes), 367e9d97b05SPaul Cercueil .suspend_bias_off = 1, 368e9d97b05SPaul Cercueil .use_pmdown_time = 1, 369e9d97b05SPaul Cercueil }; 370e9d97b05SPaul Cercueil 371e9d97b05SPaul Cercueil static const unsigned int jz4725b_codec_sample_rates[] = { 372e9d97b05SPaul Cercueil 96000, 48000, 44100, 32000, 373e9d97b05SPaul Cercueil 24000, 22050, 16000, 12000, 374e9d97b05SPaul Cercueil 11025, 9600, 8000, 375e9d97b05SPaul Cercueil }; 376e9d97b05SPaul Cercueil 377e9d97b05SPaul Cercueil static int jz4725b_codec_hw_params(struct snd_pcm_substream *substream, 378e9d97b05SPaul Cercueil struct snd_pcm_hw_params *params, struct snd_soc_dai *dai) 379e9d97b05SPaul Cercueil { 380e9d97b05SPaul Cercueil struct jz_icdc *icdc = snd_soc_component_get_drvdata(dai->component); 381e9d97b05SPaul Cercueil unsigned int rate, bit_width; 382e9d97b05SPaul Cercueil 383e9d97b05SPaul Cercueil switch (params_format(params)) { 384e9d97b05SPaul Cercueil case SNDRV_PCM_FORMAT_S16_LE: 385e9d97b05SPaul Cercueil bit_width = 0; 386e9d97b05SPaul Cercueil break; 387e9d97b05SPaul Cercueil case SNDRV_PCM_FORMAT_S18_3LE: 388e9d97b05SPaul Cercueil bit_width = 1; 389e9d97b05SPaul Cercueil break; 390e9d97b05SPaul Cercueil case SNDRV_PCM_FORMAT_S20_3LE: 391e9d97b05SPaul Cercueil bit_width = 2; 392e9d97b05SPaul Cercueil break; 393e9d97b05SPaul Cercueil case SNDRV_PCM_FORMAT_S24_3LE: 394e9d97b05SPaul Cercueil bit_width = 3; 395e9d97b05SPaul Cercueil break; 396e9d97b05SPaul Cercueil default: 397e9d97b05SPaul Cercueil return -EINVAL; 398e9d97b05SPaul Cercueil } 399e9d97b05SPaul Cercueil 400e9d97b05SPaul Cercueil for (rate = 0; rate < ARRAY_SIZE(jz4725b_codec_sample_rates); rate++) { 401e9d97b05SPaul Cercueil if (jz4725b_codec_sample_rates[rate] == params_rate(params)) 402e9d97b05SPaul Cercueil break; 403e9d97b05SPaul Cercueil } 404e9d97b05SPaul Cercueil 405e9d97b05SPaul Cercueil if (rate == ARRAY_SIZE(jz4725b_codec_sample_rates)) 406e9d97b05SPaul Cercueil return -EINVAL; 407e9d97b05SPaul Cercueil 408e9d97b05SPaul Cercueil if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) { 409e9d97b05SPaul Cercueil regmap_update_bits(icdc->regmap, 410e9d97b05SPaul Cercueil JZ4725B_CODEC_REG_CR2, 411e9d97b05SPaul Cercueil REG_CR2_DAC_ADWL_MASK, 412e9d97b05SPaul Cercueil bit_width << REG_CR2_DAC_ADWL_OFFSET); 413e9d97b05SPaul Cercueil 414e9d97b05SPaul Cercueil regmap_update_bits(icdc->regmap, 415e9d97b05SPaul Cercueil JZ4725B_CODEC_REG_CCR2, 416e9d97b05SPaul Cercueil REG_CCR2_DFREQ_MASK, 417e9d97b05SPaul Cercueil rate << REG_CCR2_DFREQ_OFFSET); 418e9d97b05SPaul Cercueil } else { 419e9d97b05SPaul Cercueil regmap_update_bits(icdc->regmap, 420e9d97b05SPaul Cercueil JZ4725B_CODEC_REG_CR2, 421e9d97b05SPaul Cercueil REG_CR2_ADC_ADWL_MASK, 422e9d97b05SPaul Cercueil bit_width << REG_CR2_ADC_ADWL_OFFSET); 423e9d97b05SPaul Cercueil 424e9d97b05SPaul Cercueil regmap_update_bits(icdc->regmap, 425e9d97b05SPaul Cercueil JZ4725B_CODEC_REG_CCR2, 426e9d97b05SPaul Cercueil REG_CCR2_AFREQ_MASK, 427e9d97b05SPaul Cercueil rate << REG_CCR2_AFREQ_OFFSET); 428e9d97b05SPaul Cercueil } 429e9d97b05SPaul Cercueil 430e9d97b05SPaul Cercueil return 0; 431e9d97b05SPaul Cercueil } 432e9d97b05SPaul Cercueil 433e9d97b05SPaul Cercueil static const struct snd_soc_dai_ops jz4725b_codec_dai_ops = { 434e9d97b05SPaul Cercueil .hw_params = jz4725b_codec_hw_params, 435e9d97b05SPaul Cercueil }; 436e9d97b05SPaul Cercueil 437e9d97b05SPaul Cercueil #define JZ_ICDC_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S18_3LE | \ 438e9d97b05SPaul Cercueil SNDRV_PCM_FMTBIT_S20_3LE | SNDRV_PCM_FMTBIT_S24_3LE) 439e9d97b05SPaul Cercueil 440e9d97b05SPaul Cercueil static struct snd_soc_dai_driver jz4725b_codec_dai = { 441e9d97b05SPaul Cercueil .name = "jz4725b-hifi", 442e9d97b05SPaul Cercueil .playback = { 443e9d97b05SPaul Cercueil .stream_name = "Playback", 444e9d97b05SPaul Cercueil .channels_min = 2, 445e9d97b05SPaul Cercueil .channels_max = 2, 446e9d97b05SPaul Cercueil .rates = SNDRV_PCM_RATE_8000_96000, 447e9d97b05SPaul Cercueil .formats = JZ_ICDC_FORMATS, 448e9d97b05SPaul Cercueil }, 449e9d97b05SPaul Cercueil .capture = { 450e9d97b05SPaul Cercueil .stream_name = "Capture", 451e9d97b05SPaul Cercueil .channels_min = 2, 452e9d97b05SPaul Cercueil .channels_max = 2, 453e9d97b05SPaul Cercueil .rates = SNDRV_PCM_RATE_8000_96000, 454e9d97b05SPaul Cercueil .formats = JZ_ICDC_FORMATS, 455e9d97b05SPaul Cercueil }, 456e9d97b05SPaul Cercueil .ops = &jz4725b_codec_dai_ops, 457e9d97b05SPaul Cercueil }; 458e9d97b05SPaul Cercueil 459e9d97b05SPaul Cercueil static bool jz4725b_codec_volatile(struct device *dev, unsigned int reg) 460e9d97b05SPaul Cercueil { 461e9d97b05SPaul Cercueil return reg == JZ4725B_CODEC_REG_IFR; 462e9d97b05SPaul Cercueil } 463e9d97b05SPaul Cercueil 464e9d97b05SPaul Cercueil static bool jz4725b_codec_can_access_reg(struct device *dev, unsigned int reg) 465e9d97b05SPaul Cercueil { 466e9d97b05SPaul Cercueil return (reg != JZ4725B_CODEC_REG_TR1) && (reg != JZ4725B_CODEC_REG_TR2); 467e9d97b05SPaul Cercueil } 468e9d97b05SPaul Cercueil 469e9d97b05SPaul Cercueil static int jz4725b_codec_io_wait(struct jz_icdc *icdc) 470e9d97b05SPaul Cercueil { 471e9d97b05SPaul Cercueil u32 reg; 472e9d97b05SPaul Cercueil 473e9d97b05SPaul Cercueil return readl_poll_timeout(icdc->base + ICDC_RGADW_OFFSET, reg, 474e9d97b05SPaul Cercueil !(reg & ICDC_RGADW_RGWR), 1000, 10000); 475e9d97b05SPaul Cercueil } 476e9d97b05SPaul Cercueil 477e9d97b05SPaul Cercueil static int jz4725b_codec_reg_read(void *context, unsigned int reg, 478e9d97b05SPaul Cercueil unsigned int *val) 479e9d97b05SPaul Cercueil { 480e9d97b05SPaul Cercueil struct jz_icdc *icdc = context; 481e9d97b05SPaul Cercueil unsigned int i; 482e9d97b05SPaul Cercueil u32 tmp; 483e9d97b05SPaul Cercueil int ret; 484e9d97b05SPaul Cercueil 485e9d97b05SPaul Cercueil ret = jz4725b_codec_io_wait(icdc); 486e9d97b05SPaul Cercueil if (ret) 487e9d97b05SPaul Cercueil return ret; 488e9d97b05SPaul Cercueil 489e9d97b05SPaul Cercueil tmp = readl(icdc->base + ICDC_RGADW_OFFSET); 490e9d97b05SPaul Cercueil tmp = (tmp & ~ICDC_RGADW_RGADDR_MASK) 491e9d97b05SPaul Cercueil | (reg << ICDC_RGADW_RGADDR_OFFSET); 492e9d97b05SPaul Cercueil writel(tmp, icdc->base + ICDC_RGADW_OFFSET); 493e9d97b05SPaul Cercueil 494e9d97b05SPaul Cercueil /* wait 6+ cycles */ 495e9d97b05SPaul Cercueil for (i = 0; i < 6; i++) 496e9d97b05SPaul Cercueil *val = readl(icdc->base + ICDC_RGDATA_OFFSET) & 497e9d97b05SPaul Cercueil ICDC_RGDATA_RGDOUT_MASK; 498e9d97b05SPaul Cercueil 499e9d97b05SPaul Cercueil return 0; 500e9d97b05SPaul Cercueil } 501e9d97b05SPaul Cercueil 502e9d97b05SPaul Cercueil static int jz4725b_codec_reg_write(void *context, unsigned int reg, 503e9d97b05SPaul Cercueil unsigned int val) 504e9d97b05SPaul Cercueil { 505e9d97b05SPaul Cercueil struct jz_icdc *icdc = context; 506e9d97b05SPaul Cercueil int ret; 507e9d97b05SPaul Cercueil 508e9d97b05SPaul Cercueil ret = jz4725b_codec_io_wait(icdc); 509e9d97b05SPaul Cercueil if (ret) 510e9d97b05SPaul Cercueil return ret; 511e9d97b05SPaul Cercueil 512e9d97b05SPaul Cercueil writel(ICDC_RGADW_RGWR | (reg << ICDC_RGADW_RGADDR_OFFSET) | val, 513e9d97b05SPaul Cercueil icdc->base + ICDC_RGADW_OFFSET); 514e9d97b05SPaul Cercueil 515e9d97b05SPaul Cercueil ret = jz4725b_codec_io_wait(icdc); 516e9d97b05SPaul Cercueil if (ret) 517e9d97b05SPaul Cercueil return ret; 518e9d97b05SPaul Cercueil 519e9d97b05SPaul Cercueil return 0; 520e9d97b05SPaul Cercueil } 521e9d97b05SPaul Cercueil 522e9d97b05SPaul Cercueil static const u8 jz4725b_codec_reg_defaults[] = { 523e9d97b05SPaul Cercueil 0x0c, 0xaa, 0x78, 0x00, 0x00, 0xff, 0x03, 0x51, 524e9d97b05SPaul Cercueil 0x3f, 0x00, 0x00, 0x04, 0x04, 0x04, 0x04, 0x04, 525e9d97b05SPaul Cercueil 0x04, 0x0a, 0x0a, 0x00, 0x00, 0x00, 0xc0, 0x34, 526e9d97b05SPaul Cercueil 0x07, 0x44, 0x1f, 0x00, 527e9d97b05SPaul Cercueil }; 528e9d97b05SPaul Cercueil 529e9d97b05SPaul Cercueil static const struct regmap_config jz4725b_codec_regmap_config = { 530e9d97b05SPaul Cercueil .reg_bits = 7, 531e9d97b05SPaul Cercueil .val_bits = 8, 532e9d97b05SPaul Cercueil 533e9d97b05SPaul Cercueil .max_register = JZ4725B_CODEC_REG_AGC5, 534e9d97b05SPaul Cercueil .volatile_reg = jz4725b_codec_volatile, 535e9d97b05SPaul Cercueil .readable_reg = jz4725b_codec_can_access_reg, 536e9d97b05SPaul Cercueil .writeable_reg = jz4725b_codec_can_access_reg, 537e9d97b05SPaul Cercueil 538e9d97b05SPaul Cercueil .reg_read = jz4725b_codec_reg_read, 539e9d97b05SPaul Cercueil .reg_write = jz4725b_codec_reg_write, 540e9d97b05SPaul Cercueil 541e9d97b05SPaul Cercueil .reg_defaults_raw = jz4725b_codec_reg_defaults, 542e9d97b05SPaul Cercueil .num_reg_defaults_raw = ARRAY_SIZE(jz4725b_codec_reg_defaults), 543e9d97b05SPaul Cercueil .cache_type = REGCACHE_FLAT, 544e9d97b05SPaul Cercueil }; 545e9d97b05SPaul Cercueil 546e9d97b05SPaul Cercueil static int jz4725b_codec_probe(struct platform_device *pdev) 547e9d97b05SPaul Cercueil { 548e9d97b05SPaul Cercueil struct device *dev = &pdev->dev; 549e9d97b05SPaul Cercueil struct jz_icdc *icdc; 550e9d97b05SPaul Cercueil int ret; 551e9d97b05SPaul Cercueil 552e9d97b05SPaul Cercueil icdc = devm_kzalloc(dev, sizeof(*icdc), GFP_KERNEL); 553e9d97b05SPaul Cercueil if (!icdc) 554e9d97b05SPaul Cercueil return -ENOMEM; 555e9d97b05SPaul Cercueil 55694db6376SYueHaibing icdc->base = devm_platform_ioremap_resource(pdev, 0); 557e9d97b05SPaul Cercueil if (IS_ERR(icdc->base)) 558e9d97b05SPaul Cercueil return PTR_ERR(icdc->base); 559e9d97b05SPaul Cercueil 560e9d97b05SPaul Cercueil icdc->regmap = devm_regmap_init(dev, NULL, icdc, 561e9d97b05SPaul Cercueil &jz4725b_codec_regmap_config); 562e9d97b05SPaul Cercueil if (IS_ERR(icdc->regmap)) 563e9d97b05SPaul Cercueil return PTR_ERR(icdc->regmap); 564e9d97b05SPaul Cercueil 565e9d97b05SPaul Cercueil icdc->clk = devm_clk_get(&pdev->dev, "aic"); 566e9d97b05SPaul Cercueil if (IS_ERR(icdc->clk)) 567e9d97b05SPaul Cercueil return PTR_ERR(icdc->clk); 568e9d97b05SPaul Cercueil 569e9d97b05SPaul Cercueil platform_set_drvdata(pdev, icdc); 570e9d97b05SPaul Cercueil 571e9d97b05SPaul Cercueil ret = devm_snd_soc_register_component(dev, &jz4725b_codec, 572e9d97b05SPaul Cercueil &jz4725b_codec_dai, 1); 573e9d97b05SPaul Cercueil if (ret) 574e9d97b05SPaul Cercueil dev_err(dev, "Failed to register codec\n"); 575e9d97b05SPaul Cercueil 576e9d97b05SPaul Cercueil return ret; 577e9d97b05SPaul Cercueil } 578e9d97b05SPaul Cercueil 579e9d97b05SPaul Cercueil static const struct of_device_id jz4725b_codec_of_matches[] = { 580e9d97b05SPaul Cercueil { .compatible = "ingenic,jz4725b-codec", }, 581e9d97b05SPaul Cercueil { } 582e9d97b05SPaul Cercueil }; 583e9d97b05SPaul Cercueil MODULE_DEVICE_TABLE(of, jz4725b_codec_of_matches); 584e9d97b05SPaul Cercueil 585e9d97b05SPaul Cercueil static struct platform_driver jz4725b_codec_driver = { 586e9d97b05SPaul Cercueil .probe = jz4725b_codec_probe, 587e9d97b05SPaul Cercueil .driver = { 588e9d97b05SPaul Cercueil .name = "jz4725b-codec", 589e6825baeSPaul Cercueil .of_match_table = jz4725b_codec_of_matches, 590e9d97b05SPaul Cercueil }, 591e9d97b05SPaul Cercueil }; 592e9d97b05SPaul Cercueil module_platform_driver(jz4725b_codec_driver); 593e9d97b05SPaul Cercueil 594e9d97b05SPaul Cercueil MODULE_DESCRIPTION("JZ4725B SoC internal codec driver"); 595e9d97b05SPaul Cercueil MODULE_AUTHOR("Paul Cercueil <paul@crapouillou.net>"); 596e9d97b05SPaul Cercueil MODULE_LICENSE("GPL v2"); 597