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-rw-r--r--sound/soc/sunxi/sun8i-codec.c1393
1 files changed, 1393 insertions, 0 deletions
diff --git a/sound/soc/sunxi/sun8i-codec.c b/sound/soc/sunxi/sun8i-codec.c
new file mode 100644
index 000000000..4c0d0d7d3
--- /dev/null
+++ b/sound/soc/sunxi/sun8i-codec.c
@@ -0,0 +1,1393 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * This driver supports the digital controls for the internal codec
+ * found in Allwinner's A33 SoCs.
+ *
+ * (C) Copyright 2010-2016
+ * Reuuimlla Technology Co., Ltd. <www.reuuimllatech.com>
+ * huangxin <huangxin@Reuuimllatech.com>
+ * Mylène Josserand <mylene.josserand@free-electrons.com>
+ */
+
+#include <linux/module.h>
+#include <linux/delay.h>
+#include <linux/clk.h>
+#include <linux/io.h>
+#include <linux/of_device.h>
+#include <linux/pm_runtime.h>
+#include <linux/regmap.h>
+#include <linux/log2.h>
+
+#include <sound/pcm_params.h>
+#include <sound/soc.h>
+#include <sound/soc-dapm.h>
+#include <sound/tlv.h>
+
+#define SUN8I_SYSCLK_CTL 0x00c
+#define SUN8I_SYSCLK_CTL_AIF1CLK_ENA 11
+#define SUN8I_SYSCLK_CTL_AIF1CLK_SRC_PLL (0x2 << 8)
+#define SUN8I_SYSCLK_CTL_AIF2CLK_ENA 7
+#define SUN8I_SYSCLK_CTL_AIF2CLK_SRC_PLL (0x2 << 4)
+#define SUN8I_SYSCLK_CTL_SYSCLK_ENA 3
+#define SUN8I_SYSCLK_CTL_SYSCLK_SRC 0
+#define SUN8I_SYSCLK_CTL_SYSCLK_SRC_AIF1CLK (0x0 << 0)
+#define SUN8I_SYSCLK_CTL_SYSCLK_SRC_AIF2CLK (0x1 << 0)
+#define SUN8I_MOD_CLK_ENA 0x010
+#define SUN8I_MOD_CLK_ENA_AIF1 15
+#define SUN8I_MOD_CLK_ENA_AIF2 14
+#define SUN8I_MOD_CLK_ENA_AIF3 13
+#define SUN8I_MOD_CLK_ENA_ADC 3
+#define SUN8I_MOD_CLK_ENA_DAC 2
+#define SUN8I_MOD_RST_CTL 0x014
+#define SUN8I_MOD_RST_CTL_AIF1 15
+#define SUN8I_MOD_RST_CTL_AIF2 14
+#define SUN8I_MOD_RST_CTL_AIF3 13
+#define SUN8I_MOD_RST_CTL_ADC 3
+#define SUN8I_MOD_RST_CTL_DAC 2
+#define SUN8I_SYS_SR_CTRL 0x018
+#define SUN8I_SYS_SR_CTRL_AIF1_FS 12
+#define SUN8I_SYS_SR_CTRL_AIF2_FS 8
+#define SUN8I_AIF_CLK_CTRL(n) (0x040 * (1 + (n)))
+#define SUN8I_AIF_CLK_CTRL_MSTR_MOD 15
+#define SUN8I_AIF_CLK_CTRL_CLK_INV 13
+#define SUN8I_AIF_CLK_CTRL_BCLK_DIV 9
+#define SUN8I_AIF_CLK_CTRL_LRCK_DIV 6
+#define SUN8I_AIF_CLK_CTRL_WORD_SIZ 4
+#define SUN8I_AIF_CLK_CTRL_DATA_FMT 2
+#define SUN8I_AIF1_ADCDAT_CTRL 0x044
+#define SUN8I_AIF1_ADCDAT_CTRL_AIF1_AD0L_ENA 15
+#define SUN8I_AIF1_ADCDAT_CTRL_AIF1_AD0R_ENA 14
+#define SUN8I_AIF1_ADCDAT_CTRL_AIF1_AD0L_SRC 10
+#define SUN8I_AIF1_ADCDAT_CTRL_AIF1_AD0R_SRC 8
+#define SUN8I_AIF1_DACDAT_CTRL 0x048
+#define SUN8I_AIF1_DACDAT_CTRL_AIF1_DA0L_ENA 15
+#define SUN8I_AIF1_DACDAT_CTRL_AIF1_DA0R_ENA 14
+#define SUN8I_AIF1_DACDAT_CTRL_AIF1_DA0L_SRC 10
+#define SUN8I_AIF1_DACDAT_CTRL_AIF1_DA0R_SRC 8
+#define SUN8I_AIF1_MXR_SRC 0x04c
+#define SUN8I_AIF1_MXR_SRC_AD0L_MXR_SRC_AIF1DA0L 15
+#define SUN8I_AIF1_MXR_SRC_AD0L_MXR_SRC_AIF2DACL 14
+#define SUN8I_AIF1_MXR_SRC_AD0L_MXR_SRC_ADCL 13
+#define SUN8I_AIF1_MXR_SRC_AD0L_MXR_SRC_AIF2DACR 12
+#define SUN8I_AIF1_MXR_SRC_AD0R_MXR_SRC_AIF1DA0R 11
+#define SUN8I_AIF1_MXR_SRC_AD0R_MXR_SRC_AIF2DACR 10
+#define SUN8I_AIF1_MXR_SRC_AD0R_MXR_SRC_ADCR 9
+#define SUN8I_AIF1_MXR_SRC_AD0R_MXR_SRC_AIF2DACL 8
+#define SUN8I_AIF1_VOL_CTRL1 0x050
+#define SUN8I_AIF1_VOL_CTRL1_AD0L_VOL 8
+#define SUN8I_AIF1_VOL_CTRL1_AD0R_VOL 0
+#define SUN8I_AIF1_VOL_CTRL3 0x058
+#define SUN8I_AIF1_VOL_CTRL3_DA0L_VOL 8
+#define SUN8I_AIF1_VOL_CTRL3_DA0R_VOL 0
+#define SUN8I_AIF2_ADCDAT_CTRL 0x084
+#define SUN8I_AIF2_ADCDAT_CTRL_AIF2_ADCL_ENA 15
+#define SUN8I_AIF2_ADCDAT_CTRL_AIF2_ADCR_ENA 14
+#define SUN8I_AIF2_ADCDAT_CTRL_AIF2_ADCL_SRC 10
+#define SUN8I_AIF2_ADCDAT_CTRL_AIF2_ADCR_SRC 8
+#define SUN8I_AIF2_DACDAT_CTRL 0x088
+#define SUN8I_AIF2_DACDAT_CTRL_AIF2_DACL_ENA 15
+#define SUN8I_AIF2_DACDAT_CTRL_AIF2_DACR_ENA 14
+#define SUN8I_AIF2_DACDAT_CTRL_AIF2_DACL_SRC 10
+#define SUN8I_AIF2_DACDAT_CTRL_AIF2_DACR_SRC 8
+#define SUN8I_AIF2_MXR_SRC 0x08c
+#define SUN8I_AIF2_MXR_SRC_ADCL_MXR_SRC_AIF1DA0L 15
+#define SUN8I_AIF2_MXR_SRC_ADCL_MXR_SRC_AIF1DA1L 14
+#define SUN8I_AIF2_MXR_SRC_ADCL_MXR_SRC_AIF2DACR 13
+#define SUN8I_AIF2_MXR_SRC_ADCL_MXR_SRC_ADCL 12
+#define SUN8I_AIF2_MXR_SRC_ADCR_MXR_SRC_AIF1DA0R 11
+#define SUN8I_AIF2_MXR_SRC_ADCR_MXR_SRC_AIF1DA1R 10
+#define SUN8I_AIF2_MXR_SRC_ADCR_MXR_SRC_AIF2DACL 9
+#define SUN8I_AIF2_MXR_SRC_ADCR_MXR_SRC_ADCR 8
+#define SUN8I_AIF2_VOL_CTRL1 0x090
+#define SUN8I_AIF2_VOL_CTRL1_ADCL_VOL 8
+#define SUN8I_AIF2_VOL_CTRL1_ADCR_VOL 0
+#define SUN8I_AIF2_VOL_CTRL2 0x098
+#define SUN8I_AIF2_VOL_CTRL2_DACL_VOL 8
+#define SUN8I_AIF2_VOL_CTRL2_DACR_VOL 0
+#define SUN8I_AIF3_CLK_CTRL_AIF3_CLK_SRC_AIF1 (0x0 << 0)
+#define SUN8I_AIF3_CLK_CTRL_AIF3_CLK_SRC_AIF2 (0x1 << 0)
+#define SUN8I_AIF3_CLK_CTRL_AIF3_CLK_SRC_AIF1CLK (0x2 << 0)
+#define SUN8I_AIF3_PATH_CTRL 0x0cc
+#define SUN8I_AIF3_PATH_CTRL_AIF3_ADC_SRC 10
+#define SUN8I_AIF3_PATH_CTRL_AIF2_DAC_SRC 8
+#define SUN8I_AIF3_PATH_CTRL_AIF3_PINS_TRI 7
+#define SUN8I_ADC_DIG_CTRL 0x100
+#define SUN8I_ADC_DIG_CTRL_ENAD 15
+#define SUN8I_ADC_DIG_CTRL_ADOUT_DTS 2
+#define SUN8I_ADC_DIG_CTRL_ADOUT_DLY 1
+#define SUN8I_ADC_VOL_CTRL 0x104
+#define SUN8I_ADC_VOL_CTRL_ADCL_VOL 8
+#define SUN8I_ADC_VOL_CTRL_ADCR_VOL 0
+#define SUN8I_DAC_DIG_CTRL 0x120
+#define SUN8I_DAC_DIG_CTRL_ENDA 15
+#define SUN8I_DAC_VOL_CTRL 0x124
+#define SUN8I_DAC_VOL_CTRL_DACL_VOL 8
+#define SUN8I_DAC_VOL_CTRL_DACR_VOL 0
+#define SUN8I_DAC_MXR_SRC 0x130
+#define SUN8I_DAC_MXR_SRC_DACL_MXR_SRC_AIF1DA0L 15
+#define SUN8I_DAC_MXR_SRC_DACL_MXR_SRC_AIF1DA1L 14
+#define SUN8I_DAC_MXR_SRC_DACL_MXR_SRC_AIF2DACL 13
+#define SUN8I_DAC_MXR_SRC_DACL_MXR_SRC_ADCL 12
+#define SUN8I_DAC_MXR_SRC_DACR_MXR_SRC_AIF1DA0R 11
+#define SUN8I_DAC_MXR_SRC_DACR_MXR_SRC_AIF1DA1R 10
+#define SUN8I_DAC_MXR_SRC_DACR_MXR_SRC_AIF2DACR 9
+#define SUN8I_DAC_MXR_SRC_DACR_MXR_SRC_ADCR 8
+
+#define SUN8I_SYSCLK_CTL_AIF1CLK_SRC_MASK GENMASK(9, 8)
+#define SUN8I_SYSCLK_CTL_AIF2CLK_SRC_MASK GENMASK(5, 4)
+#define SUN8I_SYS_SR_CTRL_AIF1_FS_MASK GENMASK(15, 12)
+#define SUN8I_SYS_SR_CTRL_AIF2_FS_MASK GENMASK(11, 8)
+#define SUN8I_AIF_CLK_CTRL_CLK_INV_MASK GENMASK(14, 13)
+#define SUN8I_AIF_CLK_CTRL_BCLK_DIV_MASK GENMASK(12, 9)
+#define SUN8I_AIF_CLK_CTRL_LRCK_DIV_MASK GENMASK(8, 6)
+#define SUN8I_AIF_CLK_CTRL_WORD_SIZ_MASK GENMASK(5, 4)
+#define SUN8I_AIF_CLK_CTRL_DATA_FMT_MASK GENMASK(3, 2)
+#define SUN8I_AIF3_CLK_CTRL_AIF3_CLK_SRC_MASK GENMASK(1, 0)
+
+#define SUN8I_CODEC_PASSTHROUGH_SAMPLE_RATE 48000
+
+#define SUN8I_CODEC_PCM_FORMATS (SNDRV_PCM_FMTBIT_S8 |\
+ SNDRV_PCM_FMTBIT_S16_LE |\
+ SNDRV_PCM_FMTBIT_S20_LE |\
+ SNDRV_PCM_FMTBIT_S24_LE |\
+ SNDRV_PCM_FMTBIT_S20_3LE|\
+ SNDRV_PCM_FMTBIT_S24_3LE)
+
+#define SUN8I_CODEC_PCM_RATES (SNDRV_PCM_RATE_8000_48000|\
+ SNDRV_PCM_RATE_88200 |\
+ SNDRV_PCM_RATE_96000 |\
+ SNDRV_PCM_RATE_176400 |\
+ SNDRV_PCM_RATE_192000 |\
+ SNDRV_PCM_RATE_KNOT)
+
+enum {
+ SUN8I_CODEC_AIF1,
+ SUN8I_CODEC_AIF2,
+ SUN8I_CODEC_AIF3,
+ SUN8I_CODEC_NAIFS
+};
+
+struct sun8i_codec_aif {
+ unsigned int lrck_div_order;
+ unsigned int sample_rate;
+ unsigned int slots;
+ unsigned int slot_width;
+ unsigned int active_streams : 2;
+ unsigned int open_streams : 2;
+};
+
+struct sun8i_codec_quirks {
+ bool legacy_widgets : 1;
+ bool lrck_inversion : 1;
+};
+
+struct sun8i_codec {
+ struct regmap *regmap;
+ struct clk *clk_module;
+ const struct sun8i_codec_quirks *quirks;
+ struct sun8i_codec_aif aifs[SUN8I_CODEC_NAIFS];
+ unsigned int sysclk_rate;
+ int sysclk_refcnt;
+};
+
+static struct snd_soc_dai_driver sun8i_codec_dais[];
+
+static int sun8i_codec_runtime_resume(struct device *dev)
+{
+ struct sun8i_codec *scodec = dev_get_drvdata(dev);
+ int ret;
+
+ regcache_cache_only(scodec->regmap, false);
+
+ ret = regcache_sync(scodec->regmap);
+ if (ret) {
+ dev_err(dev, "Failed to sync regmap cache\n");
+ return ret;
+ }
+
+ return 0;
+}
+
+static int sun8i_codec_runtime_suspend(struct device *dev)
+{
+ struct sun8i_codec *scodec = dev_get_drvdata(dev);
+
+ regcache_cache_only(scodec->regmap, true);
+ regcache_mark_dirty(scodec->regmap);
+
+ return 0;
+}
+
+static int sun8i_codec_get_hw_rate(unsigned int sample_rate)
+{
+ switch (sample_rate) {
+ case 7350:
+ case 8000:
+ return 0x0;
+ case 11025:
+ return 0x1;
+ case 12000:
+ return 0x2;
+ case 14700:
+ case 16000:
+ return 0x3;
+ case 22050:
+ return 0x4;
+ case 24000:
+ return 0x5;
+ case 29400:
+ case 32000:
+ return 0x6;
+ case 44100:
+ return 0x7;
+ case 48000:
+ return 0x8;
+ case 88200:
+ case 96000:
+ return 0x9;
+ case 176400:
+ case 192000:
+ return 0xa;
+ default:
+ return -EINVAL;
+ }
+}
+
+static int sun8i_codec_update_sample_rate(struct sun8i_codec *scodec)
+{
+ unsigned int max_rate = 0;
+ int hw_rate, i;
+
+ for (i = SUN8I_CODEC_AIF1; i < SUN8I_CODEC_NAIFS; ++i) {
+ struct sun8i_codec_aif *aif = &scodec->aifs[i];
+
+ if (aif->active_streams)
+ max_rate = max(max_rate, aif->sample_rate);
+ }
+
+ /* Set the sample rate for ADC->DAC passthrough when no AIF is active. */
+ if (!max_rate)
+ max_rate = SUN8I_CODEC_PASSTHROUGH_SAMPLE_RATE;
+
+ hw_rate = sun8i_codec_get_hw_rate(max_rate);
+ if (hw_rate < 0)
+ return hw_rate;
+
+ regmap_update_bits(scodec->regmap, SUN8I_SYS_SR_CTRL,
+ SUN8I_SYS_SR_CTRL_AIF1_FS_MASK,
+ hw_rate << SUN8I_SYS_SR_CTRL_AIF1_FS);
+
+ return 0;
+}
+
+static int sun8i_codec_set_fmt(struct snd_soc_dai *dai, unsigned int fmt)
+{
+ struct sun8i_codec *scodec = snd_soc_dai_get_drvdata(dai);
+ u32 dsp_format, format, invert, value;
+
+ /* clock masters */
+ switch (fmt & SND_SOC_DAIFMT_CLOCK_PROVIDER_MASK) {
+ case SND_SOC_DAIFMT_CBC_CFC: /* Codec slave, DAI master */
+ value = 0x1;
+ break;
+ case SND_SOC_DAIFMT_CBP_CFP: /* Codec Master, DAI slave */
+ value = 0x0;
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ if (dai->id == SUN8I_CODEC_AIF3) {
+ /* AIF3 only supports master mode. */
+ if (value)
+ return -EINVAL;
+
+ /* Use the AIF2 BCLK and LRCK for AIF3. */
+ regmap_update_bits(scodec->regmap, SUN8I_AIF_CLK_CTRL(dai->id),
+ SUN8I_AIF3_CLK_CTRL_AIF3_CLK_SRC_MASK,
+ SUN8I_AIF3_CLK_CTRL_AIF3_CLK_SRC_AIF2);
+ } else {
+ regmap_update_bits(scodec->regmap, SUN8I_AIF_CLK_CTRL(dai->id),
+ BIT(SUN8I_AIF_CLK_CTRL_MSTR_MOD),
+ value << SUN8I_AIF_CLK_CTRL_MSTR_MOD);
+ }
+
+ /* DAI format */
+ switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
+ case SND_SOC_DAIFMT_I2S:
+ format = 0x0;
+ break;
+ case SND_SOC_DAIFMT_LEFT_J:
+ format = 0x1;
+ break;
+ case SND_SOC_DAIFMT_RIGHT_J:
+ format = 0x2;
+ break;
+ case SND_SOC_DAIFMT_DSP_A:
+ format = 0x3;
+ dsp_format = 0x0; /* Set LRCK_INV to 0 */
+ break;
+ case SND_SOC_DAIFMT_DSP_B:
+ format = 0x3;
+ dsp_format = 0x1; /* Set LRCK_INV to 1 */
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ if (dai->id == SUN8I_CODEC_AIF3) {
+ /* AIF3 only supports DSP mode. */
+ if (format != 3)
+ return -EINVAL;
+ } else {
+ regmap_update_bits(scodec->regmap, SUN8I_AIF_CLK_CTRL(dai->id),
+ SUN8I_AIF_CLK_CTRL_DATA_FMT_MASK,
+ format << SUN8I_AIF_CLK_CTRL_DATA_FMT);
+ }
+
+ /* clock inversion */
+ switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
+ case SND_SOC_DAIFMT_NB_NF: /* Normal */
+ invert = 0x0;
+ break;
+ case SND_SOC_DAIFMT_NB_IF: /* Inverted LRCK */
+ invert = 0x1;
+ break;
+ case SND_SOC_DAIFMT_IB_NF: /* Inverted BCLK */
+ invert = 0x2;
+ break;
+ case SND_SOC_DAIFMT_IB_IF: /* Both inverted */
+ invert = 0x3;
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ if (format == 0x3) {
+ /* Inverted LRCK is not available in DSP mode. */
+ if (invert & BIT(0))
+ return -EINVAL;
+
+ /* Instead, the bit selects between DSP A/B formats. */
+ invert |= dsp_format;
+ } else {
+ /*
+ * It appears that the DAI and the codec in the A33 SoC don't
+ * share the same polarity for the LRCK signal when they mean
+ * 'normal' and 'inverted' in the datasheet.
+ *
+ * Since the DAI here is our regular i2s driver that have been
+ * tested with way more codecs than just this one, it means
+ * that the codec probably gets it backward, and we have to
+ * invert the value here.
+ */
+ invert ^= scodec->quirks->lrck_inversion;
+ }
+
+ regmap_update_bits(scodec->regmap, SUN8I_AIF_CLK_CTRL(dai->id),
+ SUN8I_AIF_CLK_CTRL_CLK_INV_MASK,
+ invert << SUN8I_AIF_CLK_CTRL_CLK_INV);
+
+ return 0;
+}
+
+static int sun8i_codec_set_tdm_slot(struct snd_soc_dai *dai,
+ unsigned int tx_mask, unsigned int rx_mask,
+ int slots, int slot_width)
+{
+ struct sun8i_codec *scodec = snd_soc_dai_get_drvdata(dai);
+ struct sun8i_codec_aif *aif = &scodec->aifs[dai->id];
+
+ if (slot_width && !is_power_of_2(slot_width))
+ return -EINVAL;
+
+ aif->slots = slots;
+ aif->slot_width = slot_width;
+
+ return 0;
+}
+
+static const unsigned int sun8i_codec_rates[] = {
+ 7350, 8000, 11025, 12000, 14700, 16000, 22050, 24000,
+ 29400, 32000, 44100, 48000, 88200, 96000, 176400, 192000,
+};
+
+static const struct snd_pcm_hw_constraint_list sun8i_codec_all_rates = {
+ .list = sun8i_codec_rates,
+ .count = ARRAY_SIZE(sun8i_codec_rates),
+};
+
+static const struct snd_pcm_hw_constraint_list sun8i_codec_22M_rates = {
+ .list = sun8i_codec_rates,
+ .count = ARRAY_SIZE(sun8i_codec_rates),
+ .mask = 0x5555,
+};
+
+static const struct snd_pcm_hw_constraint_list sun8i_codec_24M_rates = {
+ .list = sun8i_codec_rates,
+ .count = ARRAY_SIZE(sun8i_codec_rates),
+ .mask = 0xaaaa,
+};
+
+static int sun8i_codec_startup(struct snd_pcm_substream *substream,
+ struct snd_soc_dai *dai)
+{
+ struct sun8i_codec *scodec = snd_soc_dai_get_drvdata(dai);
+ const struct snd_pcm_hw_constraint_list *list;
+
+ /* hw_constraints is not relevant for codec2codec DAIs. */
+ if (dai->id != SUN8I_CODEC_AIF1)
+ return 0;
+
+ if (!scodec->sysclk_refcnt)
+ list = &sun8i_codec_all_rates;
+ else if (scodec->sysclk_rate == 22579200)
+ list = &sun8i_codec_22M_rates;
+ else if (scodec->sysclk_rate == 24576000)
+ list = &sun8i_codec_24M_rates;
+ else
+ return -EINVAL;
+
+ return snd_pcm_hw_constraint_list(substream->runtime, 0,
+ SNDRV_PCM_HW_PARAM_RATE, list);
+}
+
+struct sun8i_codec_clk_div {
+ u8 div;
+ u8 val;
+};
+
+static const struct sun8i_codec_clk_div sun8i_codec_bclk_div[] = {
+ { .div = 1, .val = 0 },
+ { .div = 2, .val = 1 },
+ { .div = 4, .val = 2 },
+ { .div = 6, .val = 3 },
+ { .div = 8, .val = 4 },
+ { .div = 12, .val = 5 },
+ { .div = 16, .val = 6 },
+ { .div = 24, .val = 7 },
+ { .div = 32, .val = 8 },
+ { .div = 48, .val = 9 },
+ { .div = 64, .val = 10 },
+ { .div = 96, .val = 11 },
+ { .div = 128, .val = 12 },
+ { .div = 192, .val = 13 },
+};
+
+static int sun8i_codec_get_bclk_div(unsigned int sysclk_rate,
+ unsigned int lrck_div_order,
+ unsigned int sample_rate)
+{
+ unsigned int div = sysclk_rate / sample_rate >> lrck_div_order;
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(sun8i_codec_bclk_div); i++) {
+ const struct sun8i_codec_clk_div *bdiv = &sun8i_codec_bclk_div[i];
+
+ if (bdiv->div == div)
+ return bdiv->val;
+ }
+
+ return -EINVAL;
+}
+
+static int sun8i_codec_get_lrck_div_order(unsigned int slots,
+ unsigned int slot_width)
+{
+ unsigned int div = slots * slot_width;
+
+ if (div < 16 || div > 256)
+ return -EINVAL;
+
+ return order_base_2(div);
+}
+
+static unsigned int sun8i_codec_get_sysclk_rate(unsigned int sample_rate)
+{
+ return (sample_rate % 4000) ? 22579200 : 24576000;
+}
+
+static int sun8i_codec_hw_params(struct snd_pcm_substream *substream,
+ struct snd_pcm_hw_params *params,
+ struct snd_soc_dai *dai)
+{
+ struct sun8i_codec *scodec = snd_soc_dai_get_drvdata(dai);
+ struct sun8i_codec_aif *aif = &scodec->aifs[dai->id];
+ unsigned int sample_rate = params_rate(params);
+ unsigned int slots = aif->slots ?: params_channels(params);
+ unsigned int slot_width = aif->slot_width ?: params_width(params);
+ unsigned int sysclk_rate = sun8i_codec_get_sysclk_rate(sample_rate);
+ int bclk_div, lrck_div_order, ret, word_size;
+ u32 clk_reg;
+
+ /* word size */
+ switch (params_width(params)) {
+ case 8:
+ word_size = 0x0;
+ break;
+ case 16:
+ word_size = 0x1;
+ break;
+ case 20:
+ word_size = 0x2;
+ break;
+ case 24:
+ word_size = 0x3;
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ regmap_update_bits(scodec->regmap, SUN8I_AIF_CLK_CTRL(dai->id),
+ SUN8I_AIF_CLK_CTRL_WORD_SIZ_MASK,
+ word_size << SUN8I_AIF_CLK_CTRL_WORD_SIZ);
+
+ /* LRCK divider (BCLK/LRCK ratio) */
+ lrck_div_order = sun8i_codec_get_lrck_div_order(slots, slot_width);
+ if (lrck_div_order < 0)
+ return lrck_div_order;
+
+ if (dai->id == SUN8I_CODEC_AIF2 || dai->id == SUN8I_CODEC_AIF3) {
+ /* AIF2 and AIF3 share AIF2's BCLK and LRCK generation circuitry. */
+ int partner = (SUN8I_CODEC_AIF2 + SUN8I_CODEC_AIF3) - dai->id;
+ const struct sun8i_codec_aif *partner_aif = &scodec->aifs[partner];
+ const char *partner_name = sun8i_codec_dais[partner].name;
+
+ if (partner_aif->open_streams &&
+ (lrck_div_order != partner_aif->lrck_div_order ||
+ sample_rate != partner_aif->sample_rate)) {
+ dev_err(dai->dev,
+ "%s sample and bit rates must match %s when both are used\n",
+ dai->name, partner_name);
+ return -EBUSY;
+ }
+
+ clk_reg = SUN8I_AIF_CLK_CTRL(SUN8I_CODEC_AIF2);
+ } else {
+ clk_reg = SUN8I_AIF_CLK_CTRL(dai->id);
+ }
+
+ regmap_update_bits(scodec->regmap, clk_reg,
+ SUN8I_AIF_CLK_CTRL_LRCK_DIV_MASK,
+ (lrck_div_order - 4) << SUN8I_AIF_CLK_CTRL_LRCK_DIV);
+
+ /* BCLK divider (SYSCLK/BCLK ratio) */
+ bclk_div = sun8i_codec_get_bclk_div(sysclk_rate, lrck_div_order, sample_rate);
+ if (bclk_div < 0)
+ return bclk_div;
+
+ regmap_update_bits(scodec->regmap, clk_reg,
+ SUN8I_AIF_CLK_CTRL_BCLK_DIV_MASK,
+ bclk_div << SUN8I_AIF_CLK_CTRL_BCLK_DIV);
+
+ /*
+ * SYSCLK rate
+ *
+ * Clock rate protection is reference counted; but hw_params may be
+ * called many times per substream, without matching calls to hw_free.
+ * Protect the clock rate once per AIF, on the first hw_params call
+ * for the first substream. clk_set_rate() will allow clock rate
+ * changes on subsequent calls if only one AIF has open streams.
+ */
+ ret = (aif->open_streams ? clk_set_rate : clk_set_rate_exclusive)(scodec->clk_module,
+ sysclk_rate);
+ if (ret == -EBUSY)
+ dev_err(dai->dev,
+ "%s sample rate (%u Hz) conflicts with other audio streams\n",
+ dai->name, sample_rate);
+ if (ret < 0)
+ return ret;
+
+ if (!aif->open_streams)
+ scodec->sysclk_refcnt++;
+ scodec->sysclk_rate = sysclk_rate;
+
+ aif->lrck_div_order = lrck_div_order;
+ aif->sample_rate = sample_rate;
+ aif->open_streams |= BIT(substream->stream);
+
+ return sun8i_codec_update_sample_rate(scodec);
+}
+
+static int sun8i_codec_hw_free(struct snd_pcm_substream *substream,
+ struct snd_soc_dai *dai)
+{
+ struct sun8i_codec *scodec = snd_soc_dai_get_drvdata(dai);
+ struct sun8i_codec_aif *aif = &scodec->aifs[dai->id];
+
+ /* Drop references when the last substream for the AIF is freed. */
+ if (aif->open_streams != BIT(substream->stream))
+ goto done;
+
+ clk_rate_exclusive_put(scodec->clk_module);
+ scodec->sysclk_refcnt--;
+ aif->lrck_div_order = 0;
+ aif->sample_rate = 0;
+
+done:
+ aif->open_streams &= ~BIT(substream->stream);
+ return 0;
+}
+
+static const struct snd_soc_dai_ops sun8i_codec_dai_ops = {
+ .set_fmt = sun8i_codec_set_fmt,
+ .set_tdm_slot = sun8i_codec_set_tdm_slot,
+ .startup = sun8i_codec_startup,
+ .hw_params = sun8i_codec_hw_params,
+ .hw_free = sun8i_codec_hw_free,
+};
+
+static struct snd_soc_dai_driver sun8i_codec_dais[] = {
+ {
+ .name = "sun8i-codec-aif1",
+ .id = SUN8I_CODEC_AIF1,
+ .ops = &sun8i_codec_dai_ops,
+ /* capture capabilities */
+ .capture = {
+ .stream_name = "AIF1 Capture",
+ .channels_min = 1,
+ .channels_max = 2,
+ .rates = SUN8I_CODEC_PCM_RATES,
+ .formats = SUN8I_CODEC_PCM_FORMATS,
+ .sig_bits = 24,
+ },
+ /* playback capabilities */
+ .playback = {
+ .stream_name = "AIF1 Playback",
+ .channels_min = 1,
+ .channels_max = 2,
+ .rates = SUN8I_CODEC_PCM_RATES,
+ .formats = SUN8I_CODEC_PCM_FORMATS,
+ },
+ .symmetric_rate = true,
+ .symmetric_channels = true,
+ .symmetric_sample_bits = true,
+ },
+ {
+ .name = "sun8i-codec-aif2",
+ .id = SUN8I_CODEC_AIF2,
+ .ops = &sun8i_codec_dai_ops,
+ /* capture capabilities */
+ .capture = {
+ .stream_name = "AIF2 Capture",
+ .channels_min = 1,
+ .channels_max = 2,
+ .rates = SUN8I_CODEC_PCM_RATES,
+ .formats = SUN8I_CODEC_PCM_FORMATS,
+ .sig_bits = 24,
+ },
+ /* playback capabilities */
+ .playback = {
+ .stream_name = "AIF2 Playback",
+ .channels_min = 1,
+ .channels_max = 2,
+ .rates = SUN8I_CODEC_PCM_RATES,
+ .formats = SUN8I_CODEC_PCM_FORMATS,
+ },
+ .symmetric_rate = true,
+ .symmetric_channels = true,
+ .symmetric_sample_bits = true,
+ },
+ {
+ .name = "sun8i-codec-aif3",
+ .id = SUN8I_CODEC_AIF3,
+ .ops = &sun8i_codec_dai_ops,
+ /* capture capabilities */
+ .capture = {
+ .stream_name = "AIF3 Capture",
+ .channels_min = 1,
+ .channels_max = 1,
+ .rates = SUN8I_CODEC_PCM_RATES,
+ .formats = SUN8I_CODEC_PCM_FORMATS,
+ .sig_bits = 24,
+ },
+ /* playback capabilities */
+ .playback = {
+ .stream_name = "AIF3 Playback",
+ .channels_min = 1,
+ .channels_max = 1,
+ .rates = SUN8I_CODEC_PCM_RATES,
+ .formats = SUN8I_CODEC_PCM_FORMATS,
+ },
+ .symmetric_rate = true,
+ .symmetric_channels = true,
+ .symmetric_sample_bits = true,
+ },
+};
+
+static const DECLARE_TLV_DB_SCALE(sun8i_codec_vol_scale, -12000, 75, 1);
+
+static const struct snd_kcontrol_new sun8i_codec_controls[] = {
+ SOC_DOUBLE_TLV("AIF1 AD0 Capture Volume",
+ SUN8I_AIF1_VOL_CTRL1,
+ SUN8I_AIF1_VOL_CTRL1_AD0L_VOL,
+ SUN8I_AIF1_VOL_CTRL1_AD0R_VOL,
+ 0xc0, 0, sun8i_codec_vol_scale),
+ SOC_DOUBLE_TLV("AIF1 DA0 Playback Volume",
+ SUN8I_AIF1_VOL_CTRL3,
+ SUN8I_AIF1_VOL_CTRL3_DA0L_VOL,
+ SUN8I_AIF1_VOL_CTRL3_DA0R_VOL,
+ 0xc0, 0, sun8i_codec_vol_scale),
+ SOC_DOUBLE_TLV("AIF2 ADC Capture Volume",
+ SUN8I_AIF2_VOL_CTRL1,
+ SUN8I_AIF2_VOL_CTRL1_ADCL_VOL,
+ SUN8I_AIF2_VOL_CTRL1_ADCR_VOL,
+ 0xc0, 0, sun8i_codec_vol_scale),
+ SOC_DOUBLE_TLV("AIF2 DAC Playback Volume",
+ SUN8I_AIF2_VOL_CTRL2,
+ SUN8I_AIF2_VOL_CTRL2_DACL_VOL,
+ SUN8I_AIF2_VOL_CTRL2_DACR_VOL,
+ 0xc0, 0, sun8i_codec_vol_scale),
+ SOC_DOUBLE_TLV("ADC Capture Volume",
+ SUN8I_ADC_VOL_CTRL,
+ SUN8I_ADC_VOL_CTRL_ADCL_VOL,
+ SUN8I_ADC_VOL_CTRL_ADCR_VOL,
+ 0xc0, 0, sun8i_codec_vol_scale),
+ SOC_DOUBLE_TLV("DAC Playback Volume",
+ SUN8I_DAC_VOL_CTRL,
+ SUN8I_DAC_VOL_CTRL_DACL_VOL,
+ SUN8I_DAC_VOL_CTRL_DACR_VOL,
+ 0xc0, 0, sun8i_codec_vol_scale),
+};
+
+static int sun8i_codec_aif_event(struct snd_soc_dapm_widget *w,
+ struct snd_kcontrol *kcontrol, int event)
+{
+ struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
+ struct sun8i_codec *scodec = snd_soc_component_get_drvdata(component);
+ struct sun8i_codec_aif *aif = &scodec->aifs[w->sname[3] - '1'];
+ int stream = w->id == snd_soc_dapm_aif_out;
+
+ if (SND_SOC_DAPM_EVENT_ON(event))
+ aif->active_streams |= BIT(stream);
+ else
+ aif->active_streams &= ~BIT(stream);
+
+ return sun8i_codec_update_sample_rate(scodec);
+}
+
+static const char *const sun8i_aif_stereo_mux_enum_values[] = {
+ "Stereo", "Reverse Stereo", "Sum Mono", "Mix Mono"
+};
+
+static SOC_ENUM_DOUBLE_DECL(sun8i_aif1_ad0_stereo_mux_enum,
+ SUN8I_AIF1_ADCDAT_CTRL,
+ SUN8I_AIF1_ADCDAT_CTRL_AIF1_AD0L_SRC,
+ SUN8I_AIF1_ADCDAT_CTRL_AIF1_AD0R_SRC,
+ sun8i_aif_stereo_mux_enum_values);
+
+static const struct snd_kcontrol_new sun8i_aif1_ad0_stereo_mux_control =
+ SOC_DAPM_ENUM("AIF1 AD0 Stereo Capture Route",
+ sun8i_aif1_ad0_stereo_mux_enum);
+
+static SOC_ENUM_DOUBLE_DECL(sun8i_aif2_adc_stereo_mux_enum,
+ SUN8I_AIF2_ADCDAT_CTRL,
+ SUN8I_AIF2_ADCDAT_CTRL_AIF2_ADCL_SRC,
+ SUN8I_AIF2_ADCDAT_CTRL_AIF2_ADCR_SRC,
+ sun8i_aif_stereo_mux_enum_values);
+
+static const struct snd_kcontrol_new sun8i_aif2_adc_stereo_mux_control =
+ SOC_DAPM_ENUM("AIF2 ADC Stereo Capture Route",
+ sun8i_aif2_adc_stereo_mux_enum);
+
+static const char *const sun8i_aif3_adc_mux_enum_values[] = {
+ "None", "AIF2 ADCL", "AIF2 ADCR"
+};
+
+static SOC_ENUM_SINGLE_DECL(sun8i_aif3_adc_mux_enum,
+ SUN8I_AIF3_PATH_CTRL,
+ SUN8I_AIF3_PATH_CTRL_AIF3_ADC_SRC,
+ sun8i_aif3_adc_mux_enum_values);
+
+static const struct snd_kcontrol_new sun8i_aif3_adc_mux_control =
+ SOC_DAPM_ENUM("AIF3 ADC Source Capture Route",
+ sun8i_aif3_adc_mux_enum);
+
+static const struct snd_kcontrol_new sun8i_aif1_ad0_mixer_controls[] = {
+ SOC_DAPM_DOUBLE("AIF1 Slot 0 Digital ADC Capture Switch",
+ SUN8I_AIF1_MXR_SRC,
+ SUN8I_AIF1_MXR_SRC_AD0L_MXR_SRC_AIF1DA0L,
+ SUN8I_AIF1_MXR_SRC_AD0R_MXR_SRC_AIF1DA0R, 1, 0),
+ SOC_DAPM_DOUBLE("AIF2 Digital ADC Capture Switch",
+ SUN8I_AIF1_MXR_SRC,
+ SUN8I_AIF1_MXR_SRC_AD0L_MXR_SRC_AIF2DACL,
+ SUN8I_AIF1_MXR_SRC_AD0R_MXR_SRC_AIF2DACR, 1, 0),
+ SOC_DAPM_DOUBLE("AIF1 Data Digital ADC Capture Switch",
+ SUN8I_AIF1_MXR_SRC,
+ SUN8I_AIF1_MXR_SRC_AD0L_MXR_SRC_ADCL,
+ SUN8I_AIF1_MXR_SRC_AD0R_MXR_SRC_ADCR, 1, 0),
+ SOC_DAPM_DOUBLE("AIF2 Inv Digital ADC Capture Switch",
+ SUN8I_AIF1_MXR_SRC,
+ SUN8I_AIF1_MXR_SRC_AD0L_MXR_SRC_AIF2DACR,
+ SUN8I_AIF1_MXR_SRC_AD0R_MXR_SRC_AIF2DACL, 1, 0),
+};
+
+static const struct snd_kcontrol_new sun8i_aif2_adc_mixer_controls[] = {
+ SOC_DAPM_DOUBLE("AIF2 ADC Mixer AIF1 DA0 Capture Switch",
+ SUN8I_AIF2_MXR_SRC,
+ SUN8I_AIF2_MXR_SRC_ADCL_MXR_SRC_AIF1DA0L,
+ SUN8I_AIF2_MXR_SRC_ADCR_MXR_SRC_AIF1DA0R, 1, 0),
+ SOC_DAPM_DOUBLE("AIF2 ADC Mixer AIF1 DA1 Capture Switch",
+ SUN8I_AIF2_MXR_SRC,
+ SUN8I_AIF2_MXR_SRC_ADCL_MXR_SRC_AIF1DA1L,
+ SUN8I_AIF2_MXR_SRC_ADCR_MXR_SRC_AIF1DA1R, 1, 0),
+ SOC_DAPM_DOUBLE("AIF2 ADC Mixer AIF2 DAC Rev Capture Switch",
+ SUN8I_AIF2_MXR_SRC,
+ SUN8I_AIF2_MXR_SRC_ADCL_MXR_SRC_AIF2DACR,
+ SUN8I_AIF2_MXR_SRC_ADCR_MXR_SRC_AIF2DACL, 1, 0),
+ SOC_DAPM_DOUBLE("AIF2 ADC Mixer ADC Capture Switch",
+ SUN8I_AIF2_MXR_SRC,
+ SUN8I_AIF2_MXR_SRC_ADCL_MXR_SRC_ADCL,
+ SUN8I_AIF2_MXR_SRC_ADCR_MXR_SRC_ADCR, 1, 0),
+};
+
+static const char *const sun8i_aif2_dac_mux_enum_values[] = {
+ "AIF2", "AIF3+2", "AIF2+3"
+};
+
+static SOC_ENUM_SINGLE_DECL(sun8i_aif2_dac_mux_enum,
+ SUN8I_AIF3_PATH_CTRL,
+ SUN8I_AIF3_PATH_CTRL_AIF2_DAC_SRC,
+ sun8i_aif2_dac_mux_enum_values);
+
+static const struct snd_kcontrol_new sun8i_aif2_dac_mux_control =
+ SOC_DAPM_ENUM("AIF2 DAC Source Playback Route",
+ sun8i_aif2_dac_mux_enum);
+
+static SOC_ENUM_DOUBLE_DECL(sun8i_aif1_da0_stereo_mux_enum,
+ SUN8I_AIF1_DACDAT_CTRL,
+ SUN8I_AIF1_DACDAT_CTRL_AIF1_DA0L_SRC,
+ SUN8I_AIF1_DACDAT_CTRL_AIF1_DA0R_SRC,
+ sun8i_aif_stereo_mux_enum_values);
+
+static const struct snd_kcontrol_new sun8i_aif1_da0_stereo_mux_control =
+ SOC_DAPM_ENUM("AIF1 DA0 Stereo Playback Route",
+ sun8i_aif1_da0_stereo_mux_enum);
+
+static SOC_ENUM_DOUBLE_DECL(sun8i_aif2_dac_stereo_mux_enum,
+ SUN8I_AIF2_DACDAT_CTRL,
+ SUN8I_AIF2_DACDAT_CTRL_AIF2_DACL_SRC,
+ SUN8I_AIF2_DACDAT_CTRL_AIF2_DACR_SRC,
+ sun8i_aif_stereo_mux_enum_values);
+
+static const struct snd_kcontrol_new sun8i_aif2_dac_stereo_mux_control =
+ SOC_DAPM_ENUM("AIF2 DAC Stereo Playback Route",
+ sun8i_aif2_dac_stereo_mux_enum);
+
+static const struct snd_kcontrol_new sun8i_dac_mixer_controls[] = {
+ SOC_DAPM_DOUBLE("AIF1 Slot 0 Digital DAC Playback Switch",
+ SUN8I_DAC_MXR_SRC,
+ SUN8I_DAC_MXR_SRC_DACL_MXR_SRC_AIF1DA0L,
+ SUN8I_DAC_MXR_SRC_DACR_MXR_SRC_AIF1DA0R, 1, 0),
+ SOC_DAPM_DOUBLE("AIF1 Slot 1 Digital DAC Playback Switch",
+ SUN8I_DAC_MXR_SRC,
+ SUN8I_DAC_MXR_SRC_DACL_MXR_SRC_AIF1DA1L,
+ SUN8I_DAC_MXR_SRC_DACR_MXR_SRC_AIF1DA1R, 1, 0),
+ SOC_DAPM_DOUBLE("AIF2 Digital DAC Playback Switch", SUN8I_DAC_MXR_SRC,
+ SUN8I_DAC_MXR_SRC_DACL_MXR_SRC_AIF2DACL,
+ SUN8I_DAC_MXR_SRC_DACR_MXR_SRC_AIF2DACR, 1, 0),
+ SOC_DAPM_DOUBLE("ADC Digital DAC Playback Switch", SUN8I_DAC_MXR_SRC,
+ SUN8I_DAC_MXR_SRC_DACL_MXR_SRC_ADCL,
+ SUN8I_DAC_MXR_SRC_DACR_MXR_SRC_ADCR, 1, 0),
+};
+
+static const struct snd_soc_dapm_widget sun8i_codec_dapm_widgets[] = {
+ /* System Clocks */
+ SND_SOC_DAPM_CLOCK_SUPPLY("mod"),
+
+ SND_SOC_DAPM_SUPPLY("AIF1CLK",
+ SUN8I_SYSCLK_CTL,
+ SUN8I_SYSCLK_CTL_AIF1CLK_ENA, 0, NULL, 0),
+ SND_SOC_DAPM_SUPPLY("AIF2CLK",
+ SUN8I_SYSCLK_CTL,
+ SUN8I_SYSCLK_CTL_AIF2CLK_ENA, 0, NULL, 0),
+ SND_SOC_DAPM_SUPPLY("SYSCLK",
+ SUN8I_SYSCLK_CTL,
+ SUN8I_SYSCLK_CTL_SYSCLK_ENA, 0, NULL, 0),
+
+ /* Module Clocks */
+ SND_SOC_DAPM_SUPPLY("CLK AIF1",
+ SUN8I_MOD_CLK_ENA,
+ SUN8I_MOD_CLK_ENA_AIF1, 0, NULL, 0),
+ SND_SOC_DAPM_SUPPLY("CLK AIF2",
+ SUN8I_MOD_CLK_ENA,
+ SUN8I_MOD_CLK_ENA_AIF2, 0, NULL, 0),
+ SND_SOC_DAPM_SUPPLY("CLK AIF3",
+ SUN8I_MOD_CLK_ENA,
+ SUN8I_MOD_CLK_ENA_AIF3, 0, NULL, 0),
+ SND_SOC_DAPM_SUPPLY("CLK ADC",
+ SUN8I_MOD_CLK_ENA,
+ SUN8I_MOD_CLK_ENA_ADC, 0, NULL, 0),
+ SND_SOC_DAPM_SUPPLY("CLK DAC",
+ SUN8I_MOD_CLK_ENA,
+ SUN8I_MOD_CLK_ENA_DAC, 0, NULL, 0),
+
+ /* Module Resets */
+ SND_SOC_DAPM_SUPPLY("RST AIF1",
+ SUN8I_MOD_RST_CTL,
+ SUN8I_MOD_RST_CTL_AIF1, 0, NULL, 0),
+ SND_SOC_DAPM_SUPPLY("RST AIF2",
+ SUN8I_MOD_RST_CTL,
+ SUN8I_MOD_RST_CTL_AIF2, 0, NULL, 0),
+ SND_SOC_DAPM_SUPPLY("RST AIF3",
+ SUN8I_MOD_RST_CTL,
+ SUN8I_MOD_RST_CTL_AIF3, 0, NULL, 0),
+ SND_SOC_DAPM_SUPPLY("RST ADC",
+ SUN8I_MOD_RST_CTL,
+ SUN8I_MOD_RST_CTL_ADC, 0, NULL, 0),
+ SND_SOC_DAPM_SUPPLY("RST DAC",
+ SUN8I_MOD_RST_CTL,
+ SUN8I_MOD_RST_CTL_DAC, 0, NULL, 0),
+
+ /* Module Supplies */
+ SND_SOC_DAPM_SUPPLY("ADC",
+ SUN8I_ADC_DIG_CTRL,
+ SUN8I_ADC_DIG_CTRL_ENAD, 0, NULL, 0),
+ SND_SOC_DAPM_SUPPLY("DAC",
+ SUN8I_DAC_DIG_CTRL,
+ SUN8I_DAC_DIG_CTRL_ENDA, 0, NULL, 0),
+
+ /* AIF "ADC" Outputs */
+ SND_SOC_DAPM_AIF_OUT_E("AIF1 AD0L", "AIF1 Capture", 0,
+ SUN8I_AIF1_ADCDAT_CTRL,
+ SUN8I_AIF1_ADCDAT_CTRL_AIF1_AD0L_ENA, 0,
+ sun8i_codec_aif_event,
+ SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
+ SND_SOC_DAPM_AIF_OUT("AIF1 AD0R", "AIF1 Capture", 1,
+ SUN8I_AIF1_ADCDAT_CTRL,
+ SUN8I_AIF1_ADCDAT_CTRL_AIF1_AD0R_ENA, 0),
+
+ SND_SOC_DAPM_AIF_OUT_E("AIF2 ADCL", "AIF2 Capture", 0,
+ SUN8I_AIF2_ADCDAT_CTRL,
+ SUN8I_AIF2_ADCDAT_CTRL_AIF2_ADCL_ENA, 0,
+ sun8i_codec_aif_event,
+ SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
+ SND_SOC_DAPM_AIF_OUT("AIF2 ADCR", "AIF2 Capture", 1,
+ SUN8I_AIF2_ADCDAT_CTRL,
+ SUN8I_AIF2_ADCDAT_CTRL_AIF2_ADCR_ENA, 0),
+
+ SND_SOC_DAPM_AIF_OUT_E("AIF3 ADC", "AIF3 Capture", 0,
+ SND_SOC_NOPM, 0, 0,
+ sun8i_codec_aif_event,
+ SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
+
+ /* AIF "ADC" Mono/Stereo Muxes */
+ SND_SOC_DAPM_MUX("AIF1 AD0L Stereo Mux", SND_SOC_NOPM, 0, 0,
+ &sun8i_aif1_ad0_stereo_mux_control),
+ SND_SOC_DAPM_MUX("AIF1 AD0R Stereo Mux", SND_SOC_NOPM, 0, 0,
+ &sun8i_aif1_ad0_stereo_mux_control),
+
+ SND_SOC_DAPM_MUX("AIF2 ADCL Stereo Mux", SND_SOC_NOPM, 0, 0,
+ &sun8i_aif2_adc_stereo_mux_control),
+ SND_SOC_DAPM_MUX("AIF2 ADCR Stereo Mux", SND_SOC_NOPM, 0, 0,
+ &sun8i_aif2_adc_stereo_mux_control),
+
+ /* AIF "ADC" Output Muxes */
+ SND_SOC_DAPM_MUX("AIF3 ADC Source Capture Route", SND_SOC_NOPM, 0, 0,
+ &sun8i_aif3_adc_mux_control),
+
+ /* AIF "ADC" Mixers */
+ SOC_MIXER_ARRAY("AIF1 AD0L Mixer", SND_SOC_NOPM, 0, 0,
+ sun8i_aif1_ad0_mixer_controls),
+ SOC_MIXER_ARRAY("AIF1 AD0R Mixer", SND_SOC_NOPM, 0, 0,
+ sun8i_aif1_ad0_mixer_controls),
+
+ SOC_MIXER_ARRAY("AIF2 ADCL Mixer", SND_SOC_NOPM, 0, 0,
+ sun8i_aif2_adc_mixer_controls),
+ SOC_MIXER_ARRAY("AIF2 ADCR Mixer", SND_SOC_NOPM, 0, 0,
+ sun8i_aif2_adc_mixer_controls),
+
+ /* AIF "DAC" Input Muxes */
+ SND_SOC_DAPM_MUX("AIF2 DACL Source", SND_SOC_NOPM, 0, 0,
+ &sun8i_aif2_dac_mux_control),
+ SND_SOC_DAPM_MUX("AIF2 DACR Source", SND_SOC_NOPM, 0, 0,
+ &sun8i_aif2_dac_mux_control),
+
+ /* AIF "DAC" Mono/Stereo Muxes */
+ SND_SOC_DAPM_MUX("AIF1 DA0L Stereo Mux", SND_SOC_NOPM, 0, 0,
+ &sun8i_aif1_da0_stereo_mux_control),
+ SND_SOC_DAPM_MUX("AIF1 DA0R Stereo Mux", SND_SOC_NOPM, 0, 0,
+ &sun8i_aif1_da0_stereo_mux_control),
+
+ SND_SOC_DAPM_MUX("AIF2 DACL Stereo Mux", SND_SOC_NOPM, 0, 0,
+ &sun8i_aif2_dac_stereo_mux_control),
+ SND_SOC_DAPM_MUX("AIF2 DACR Stereo Mux", SND_SOC_NOPM, 0, 0,
+ &sun8i_aif2_dac_stereo_mux_control),
+
+ /* AIF "DAC" Inputs */
+ SND_SOC_DAPM_AIF_IN_E("AIF1 DA0L", "AIF1 Playback", 0,
+ SUN8I_AIF1_DACDAT_CTRL,
+ SUN8I_AIF1_DACDAT_CTRL_AIF1_DA0L_ENA, 0,
+ sun8i_codec_aif_event,
+ SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
+ SND_SOC_DAPM_AIF_IN("AIF1 DA0R", "AIF1 Playback", 1,
+ SUN8I_AIF1_DACDAT_CTRL,
+ SUN8I_AIF1_DACDAT_CTRL_AIF1_DA0R_ENA, 0),
+
+ SND_SOC_DAPM_AIF_IN_E("AIF2 DACL", "AIF2 Playback", 0,
+ SUN8I_AIF2_DACDAT_CTRL,
+ SUN8I_AIF2_DACDAT_CTRL_AIF2_DACL_ENA, 0,
+ sun8i_codec_aif_event,
+ SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
+ SND_SOC_DAPM_AIF_IN("AIF2 DACR", "AIF2 Playback", 1,
+ SUN8I_AIF2_DACDAT_CTRL,
+ SUN8I_AIF2_DACDAT_CTRL_AIF2_DACR_ENA, 0),
+
+ SND_SOC_DAPM_AIF_IN_E("AIF3 DAC", "AIF3 Playback", 0,
+ SND_SOC_NOPM, 0, 0,
+ sun8i_codec_aif_event,
+ SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
+
+ /* ADC Inputs (connected to analog codec DAPM context) */
+ SND_SOC_DAPM_ADC("ADCL", NULL, SND_SOC_NOPM, 0, 0),
+ SND_SOC_DAPM_ADC("ADCR", NULL, SND_SOC_NOPM, 0, 0),
+
+ /* DAC Outputs (connected to analog codec DAPM context) */
+ SND_SOC_DAPM_DAC("DACL", NULL, SND_SOC_NOPM, 0, 0),
+ SND_SOC_DAPM_DAC("DACR", NULL, SND_SOC_NOPM, 0, 0),
+
+ /* DAC Mixers */
+ SOC_MIXER_ARRAY("DACL Mixer", SND_SOC_NOPM, 0, 0,
+ sun8i_dac_mixer_controls),
+ SOC_MIXER_ARRAY("DACR Mixer", SND_SOC_NOPM, 0, 0,
+ sun8i_dac_mixer_controls),
+};
+
+static const struct snd_soc_dapm_route sun8i_codec_dapm_routes[] = {
+ /* Clock Routes */
+ { "AIF1CLK", NULL, "mod" },
+
+ { "SYSCLK", NULL, "AIF1CLK" },
+
+ { "CLK AIF1", NULL, "AIF1CLK" },
+ { "CLK AIF1", NULL, "SYSCLK" },
+ { "RST AIF1", NULL, "CLK AIF1" },
+ { "AIF1 AD0L", NULL, "RST AIF1" },
+ { "AIF1 AD0R", NULL, "RST AIF1" },
+ { "AIF1 DA0L", NULL, "RST AIF1" },
+ { "AIF1 DA0R", NULL, "RST AIF1" },
+
+ { "CLK AIF2", NULL, "AIF2CLK" },
+ { "CLK AIF2", NULL, "SYSCLK" },
+ { "RST AIF2", NULL, "CLK AIF2" },
+ { "AIF2 ADCL", NULL, "RST AIF2" },
+ { "AIF2 ADCR", NULL, "RST AIF2" },
+ { "AIF2 DACL", NULL, "RST AIF2" },
+ { "AIF2 DACR", NULL, "RST AIF2" },
+
+ { "CLK AIF3", NULL, "AIF1CLK" },
+ { "CLK AIF3", NULL, "SYSCLK" },
+ { "RST AIF3", NULL, "CLK AIF3" },
+ { "AIF3 ADC", NULL, "RST AIF3" },
+ { "AIF3 DAC", NULL, "RST AIF3" },
+
+ { "CLK ADC", NULL, "SYSCLK" },
+ { "RST ADC", NULL, "CLK ADC" },
+ { "ADC", NULL, "RST ADC" },
+ { "ADCL", NULL, "ADC" },
+ { "ADCR", NULL, "ADC" },
+
+ { "CLK DAC", NULL, "SYSCLK" },
+ { "RST DAC", NULL, "CLK DAC" },
+ { "DAC", NULL, "RST DAC" },
+ { "DACL", NULL, "DAC" },
+ { "DACR", NULL, "DAC" },
+
+ /* AIF "ADC" Output Routes */
+ { "AIF1 AD0L", NULL, "AIF1 AD0L Stereo Mux" },
+ { "AIF1 AD0R", NULL, "AIF1 AD0R Stereo Mux" },
+
+ { "AIF2 ADCL", NULL, "AIF2 ADCL Stereo Mux" },
+ { "AIF2 ADCR", NULL, "AIF2 ADCR Stereo Mux" },
+
+ { "AIF3 ADC", NULL, "AIF3 ADC Source Capture Route" },
+
+ /* AIF "ADC" Mono/Stereo Mux Routes */
+ { "AIF1 AD0L Stereo Mux", "Stereo", "AIF1 AD0L Mixer" },
+ { "AIF1 AD0L Stereo Mux", "Reverse Stereo", "AIF1 AD0R Mixer" },
+ { "AIF1 AD0L Stereo Mux", "Sum Mono", "AIF1 AD0L Mixer" },
+ { "AIF1 AD0L Stereo Mux", "Sum Mono", "AIF1 AD0R Mixer" },
+ { "AIF1 AD0L Stereo Mux", "Mix Mono", "AIF1 AD0L Mixer" },
+ { "AIF1 AD0L Stereo Mux", "Mix Mono", "AIF1 AD0R Mixer" },
+
+ { "AIF1 AD0R Stereo Mux", "Stereo", "AIF1 AD0R Mixer" },
+ { "AIF1 AD0R Stereo Mux", "Reverse Stereo", "AIF1 AD0L Mixer" },
+ { "AIF1 AD0R Stereo Mux", "Sum Mono", "AIF1 AD0L Mixer" },
+ { "AIF1 AD0R Stereo Mux", "Sum Mono", "AIF1 AD0R Mixer" },
+ { "AIF1 AD0R Stereo Mux", "Mix Mono", "AIF1 AD0L Mixer" },
+ { "AIF1 AD0R Stereo Mux", "Mix Mono", "AIF1 AD0R Mixer" },
+
+ { "AIF2 ADCL Stereo Mux", "Stereo", "AIF2 ADCL Mixer" },
+ { "AIF2 ADCL Stereo Mux", "Reverse Stereo", "AIF2 ADCR Mixer" },
+ { "AIF2 ADCL Stereo Mux", "Sum Mono", "AIF2 ADCL Mixer" },
+ { "AIF2 ADCL Stereo Mux", "Sum Mono", "AIF2 ADCR Mixer" },
+ { "AIF2 ADCL Stereo Mux", "Mix Mono", "AIF2 ADCL Mixer" },
+ { "AIF2 ADCL Stereo Mux", "Mix Mono", "AIF2 ADCR Mixer" },
+
+ { "AIF2 ADCR Stereo Mux", "Stereo", "AIF2 ADCR Mixer" },
+ { "AIF2 ADCR Stereo Mux", "Reverse Stereo", "AIF2 ADCL Mixer" },
+ { "AIF2 ADCR Stereo Mux", "Sum Mono", "AIF2 ADCL Mixer" },
+ { "AIF2 ADCR Stereo Mux", "Sum Mono", "AIF2 ADCR Mixer" },
+ { "AIF2 ADCR Stereo Mux", "Mix Mono", "AIF2 ADCL Mixer" },
+ { "AIF2 ADCR Stereo Mux", "Mix Mono", "AIF2 ADCR Mixer" },
+
+ /* AIF "ADC" Output Mux Routes */
+ { "AIF3 ADC Source Capture Route", "AIF2 ADCL", "AIF2 ADCL Mixer" },
+ { "AIF3 ADC Source Capture Route", "AIF2 ADCR", "AIF2 ADCR Mixer" },
+
+ /* AIF "ADC" Mixer Routes */
+ { "AIF1 AD0L Mixer", "AIF1 Slot 0 Digital ADC Capture Switch", "AIF1 DA0L Stereo Mux" },
+ { "AIF1 AD0L Mixer", "AIF2 Digital ADC Capture Switch", "AIF2 DACL Source" },
+ { "AIF1 AD0L Mixer", "AIF1 Data Digital ADC Capture Switch", "ADCL" },
+ { "AIF1 AD0L Mixer", "AIF2 Inv Digital ADC Capture Switch", "AIF2 DACR Source" },
+
+ { "AIF1 AD0R Mixer", "AIF1 Slot 0 Digital ADC Capture Switch", "AIF1 DA0R Stereo Mux" },
+ { "AIF1 AD0R Mixer", "AIF2 Digital ADC Capture Switch", "AIF2 DACR Source" },
+ { "AIF1 AD0R Mixer", "AIF1 Data Digital ADC Capture Switch", "ADCR" },
+ { "AIF1 AD0R Mixer", "AIF2 Inv Digital ADC Capture Switch", "AIF2 DACL Source" },
+
+ { "AIF2 ADCL Mixer", "AIF2 ADC Mixer AIF1 DA0 Capture Switch", "AIF1 DA0L Stereo Mux" },
+ { "AIF2 ADCL Mixer", "AIF2 ADC Mixer AIF2 DAC Rev Capture Switch", "AIF2 DACR Source" },
+ { "AIF2 ADCL Mixer", "AIF2 ADC Mixer ADC Capture Switch", "ADCL" },
+
+ { "AIF2 ADCR Mixer", "AIF2 ADC Mixer AIF1 DA0 Capture Switch", "AIF1 DA0R Stereo Mux" },
+ { "AIF2 ADCR Mixer", "AIF2 ADC Mixer AIF2 DAC Rev Capture Switch", "AIF2 DACL Source" },
+ { "AIF2 ADCR Mixer", "AIF2 ADC Mixer ADC Capture Switch", "ADCR" },
+
+ /* AIF "DAC" Input Mux Routes */
+ { "AIF2 DACL Source", "AIF2", "AIF2 DACL Stereo Mux" },
+ { "AIF2 DACL Source", "AIF3+2", "AIF3 DAC" },
+ { "AIF2 DACL Source", "AIF2+3", "AIF2 DACL Stereo Mux" },
+
+ { "AIF2 DACR Source", "AIF2", "AIF2 DACR Stereo Mux" },
+ { "AIF2 DACR Source", "AIF3+2", "AIF2 DACR Stereo Mux" },
+ { "AIF2 DACR Source", "AIF2+3", "AIF3 DAC" },
+
+ /* AIF "DAC" Mono/Stereo Mux Routes */
+ { "AIF1 DA0L Stereo Mux", "Stereo", "AIF1 DA0L" },
+ { "AIF1 DA0L Stereo Mux", "Reverse Stereo", "AIF1 DA0R" },
+ { "AIF1 DA0L Stereo Mux", "Sum Mono", "AIF1 DA0L" },
+ { "AIF1 DA0L Stereo Mux", "Sum Mono", "AIF1 DA0R" },
+ { "AIF1 DA0L Stereo Mux", "Mix Mono", "AIF1 DA0L" },
+ { "AIF1 DA0L Stereo Mux", "Mix Mono", "AIF1 DA0R" },
+
+ { "AIF1 DA0R Stereo Mux", "Stereo", "AIF1 DA0R" },
+ { "AIF1 DA0R Stereo Mux", "Reverse Stereo", "AIF1 DA0L" },
+ { "AIF1 DA0R Stereo Mux", "Sum Mono", "AIF1 DA0L" },
+ { "AIF1 DA0R Stereo Mux", "Sum Mono", "AIF1 DA0R" },
+ { "AIF1 DA0R Stereo Mux", "Mix Mono", "AIF1 DA0L" },
+ { "AIF1 DA0R Stereo Mux", "Mix Mono", "AIF1 DA0R" },
+
+ { "AIF2 DACL Stereo Mux", "Stereo", "AIF2 DACL" },
+ { "AIF2 DACL Stereo Mux", "Reverse Stereo", "AIF2 DACR" },
+ { "AIF2 DACL Stereo Mux", "Sum Mono", "AIF2 DACL" },
+ { "AIF2 DACL Stereo Mux", "Sum Mono", "AIF2 DACR" },
+ { "AIF2 DACL Stereo Mux", "Mix Mono", "AIF2 DACL" },
+ { "AIF2 DACL Stereo Mux", "Mix Mono", "AIF2 DACR" },
+
+ { "AIF2 DACR Stereo Mux", "Stereo", "AIF2 DACR" },
+ { "AIF2 DACR Stereo Mux", "Reverse Stereo", "AIF2 DACL" },
+ { "AIF2 DACR Stereo Mux", "Sum Mono", "AIF2 DACL" },
+ { "AIF2 DACR Stereo Mux", "Sum Mono", "AIF2 DACR" },
+ { "AIF2 DACR Stereo Mux", "Mix Mono", "AIF2 DACL" },
+ { "AIF2 DACR Stereo Mux", "Mix Mono", "AIF2 DACR" },
+
+ /* DAC Output Routes */
+ { "DACL", NULL, "DACL Mixer" },
+ { "DACR", NULL, "DACR Mixer" },
+
+ /* DAC Mixer Routes */
+ { "DACL Mixer", "AIF1 Slot 0 Digital DAC Playback Switch", "AIF1 DA0L Stereo Mux" },
+ { "DACL Mixer", "AIF2 Digital DAC Playback Switch", "AIF2 DACL Source" },
+ { "DACL Mixer", "ADC Digital DAC Playback Switch", "ADCL" },
+
+ { "DACR Mixer", "AIF1 Slot 0 Digital DAC Playback Switch", "AIF1 DA0R Stereo Mux" },
+ { "DACR Mixer", "AIF2 Digital DAC Playback Switch", "AIF2 DACR Source" },
+ { "DACR Mixer", "ADC Digital DAC Playback Switch", "ADCR" },
+};
+
+static const struct snd_soc_dapm_widget sun8i_codec_legacy_widgets[] = {
+ /* Legacy ADC Inputs (connected to analog codec DAPM context) */
+ SND_SOC_DAPM_ADC("AIF1 Slot 0 Left ADC", NULL, SND_SOC_NOPM, 0, 0),
+ SND_SOC_DAPM_ADC("AIF1 Slot 0 Right ADC", NULL, SND_SOC_NOPM, 0, 0),
+
+ /* Legacy DAC Outputs (connected to analog codec DAPM context) */
+ SND_SOC_DAPM_DAC("AIF1 Slot 0 Left", NULL, SND_SOC_NOPM, 0, 0),
+ SND_SOC_DAPM_DAC("AIF1 Slot 0 Right", NULL, SND_SOC_NOPM, 0, 0),
+};
+
+static const struct snd_soc_dapm_route sun8i_codec_legacy_routes[] = {
+ /* Legacy ADC Routes */
+ { "ADCL", NULL, "AIF1 Slot 0 Left ADC" },
+ { "ADCR", NULL, "AIF1 Slot 0 Right ADC" },
+
+ /* Legacy DAC Routes */
+ { "AIF1 Slot 0 Left", NULL, "DACL" },
+ { "AIF1 Slot 0 Right", NULL, "DACR" },
+};
+
+static int sun8i_codec_component_probe(struct snd_soc_component *component)
+{
+ struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(component);
+ struct sun8i_codec *scodec = snd_soc_component_get_drvdata(component);
+ int ret;
+
+ /* Add widgets for backward compatibility with old device trees. */
+ if (scodec->quirks->legacy_widgets) {
+ ret = snd_soc_dapm_new_controls(dapm, sun8i_codec_legacy_widgets,
+ ARRAY_SIZE(sun8i_codec_legacy_widgets));
+ if (ret)
+ return ret;
+
+ ret = snd_soc_dapm_add_routes(dapm, sun8i_codec_legacy_routes,
+ ARRAY_SIZE(sun8i_codec_legacy_routes));
+ if (ret)
+ return ret;
+ }
+
+ /*
+ * AIF1CLK and AIF2CLK share a pair of clock parents: PLL_AUDIO ("mod")
+ * and MCLK (from the CPU DAI connected to AIF1). MCLK's parent is also
+ * PLL_AUDIO, so using it adds no additional flexibility. Use PLL_AUDIO
+ * directly to simplify the clock tree.
+ */
+ regmap_update_bits(scodec->regmap, SUN8I_SYSCLK_CTL,
+ SUN8I_SYSCLK_CTL_AIF1CLK_SRC_MASK |
+ SUN8I_SYSCLK_CTL_AIF2CLK_SRC_MASK,
+ SUN8I_SYSCLK_CTL_AIF1CLK_SRC_PLL |
+ SUN8I_SYSCLK_CTL_AIF2CLK_SRC_PLL);
+
+ /* Use AIF1CLK as the SYSCLK parent since AIF1 is used most often. */
+ regmap_update_bits(scodec->regmap, SUN8I_SYSCLK_CTL,
+ BIT(SUN8I_SYSCLK_CTL_SYSCLK_SRC),
+ SUN8I_SYSCLK_CTL_SYSCLK_SRC_AIF1CLK);
+
+ /* Program the default sample rate. */
+ sun8i_codec_update_sample_rate(scodec);
+
+ return 0;
+}
+
+static const struct snd_soc_component_driver sun8i_soc_component = {
+ .controls = sun8i_codec_controls,
+ .num_controls = ARRAY_SIZE(sun8i_codec_controls),
+ .dapm_widgets = sun8i_codec_dapm_widgets,
+ .num_dapm_widgets = ARRAY_SIZE(sun8i_codec_dapm_widgets),
+ .dapm_routes = sun8i_codec_dapm_routes,
+ .num_dapm_routes = ARRAY_SIZE(sun8i_codec_dapm_routes),
+ .probe = sun8i_codec_component_probe,
+ .idle_bias_on = 1,
+ .endianness = 1,
+};
+
+static const struct regmap_config sun8i_codec_regmap_config = {
+ .reg_bits = 32,
+ .reg_stride = 4,
+ .val_bits = 32,
+ .max_register = SUN8I_DAC_MXR_SRC,
+
+ .cache_type = REGCACHE_FLAT,
+};
+
+static int sun8i_codec_probe(struct platform_device *pdev)
+{
+ struct sun8i_codec *scodec;
+ void __iomem *base;
+ int ret;
+
+ scodec = devm_kzalloc(&pdev->dev, sizeof(*scodec), GFP_KERNEL);
+ if (!scodec)
+ return -ENOMEM;
+
+ scodec->clk_module = devm_clk_get(&pdev->dev, "mod");
+ if (IS_ERR(scodec->clk_module)) {
+ dev_err(&pdev->dev, "Failed to get the module clock\n");
+ return PTR_ERR(scodec->clk_module);
+ }
+
+ base = devm_platform_ioremap_resource(pdev, 0);
+ if (IS_ERR(base)) {
+ dev_err(&pdev->dev, "Failed to map the registers\n");
+ return PTR_ERR(base);
+ }
+
+ scodec->regmap = devm_regmap_init_mmio_clk(&pdev->dev, "bus", base,
+ &sun8i_codec_regmap_config);
+ if (IS_ERR(scodec->regmap)) {
+ dev_err(&pdev->dev, "Failed to create our regmap\n");
+ return PTR_ERR(scodec->regmap);
+ }
+
+ scodec->quirks = of_device_get_match_data(&pdev->dev);
+
+ platform_set_drvdata(pdev, scodec);
+
+ pm_runtime_enable(&pdev->dev);
+ if (!pm_runtime_enabled(&pdev->dev)) {
+ ret = sun8i_codec_runtime_resume(&pdev->dev);
+ if (ret)
+ goto err_pm_disable;
+ }
+
+ ret = devm_snd_soc_register_component(&pdev->dev, &sun8i_soc_component,
+ sun8i_codec_dais,
+ ARRAY_SIZE(sun8i_codec_dais));
+ if (ret) {
+ dev_err(&pdev->dev, "Failed to register codec\n");
+ goto err_suspend;
+ }
+
+ return ret;
+
+err_suspend:
+ if (!pm_runtime_status_suspended(&pdev->dev))
+ sun8i_codec_runtime_suspend(&pdev->dev);
+
+err_pm_disable:
+ pm_runtime_disable(&pdev->dev);
+
+ return ret;
+}
+
+static void sun8i_codec_remove(struct platform_device *pdev)
+{
+ pm_runtime_disable(&pdev->dev);
+ if (!pm_runtime_status_suspended(&pdev->dev))
+ sun8i_codec_runtime_suspend(&pdev->dev);
+}
+
+static const struct sun8i_codec_quirks sun8i_a33_quirks = {
+ .legacy_widgets = true,
+ .lrck_inversion = true,
+};
+
+static const struct sun8i_codec_quirks sun50i_a64_quirks = {
+};
+
+static const struct of_device_id sun8i_codec_of_match[] = {
+ { .compatible = "allwinner,sun8i-a33-codec", .data = &sun8i_a33_quirks },
+ { .compatible = "allwinner,sun50i-a64-codec", .data = &sun50i_a64_quirks },
+ {}
+};
+MODULE_DEVICE_TABLE(of, sun8i_codec_of_match);
+
+static const struct dev_pm_ops sun8i_codec_pm_ops = {
+ SET_RUNTIME_PM_OPS(sun8i_codec_runtime_suspend,
+ sun8i_codec_runtime_resume, NULL)
+};
+
+static struct platform_driver sun8i_codec_driver = {
+ .driver = {
+ .name = "sun8i-codec",
+ .of_match_table = sun8i_codec_of_match,
+ .pm = &sun8i_codec_pm_ops,
+ },
+ .probe = sun8i_codec_probe,
+ .remove_new = sun8i_codec_remove,
+};
+module_platform_driver(sun8i_codec_driver);
+
+MODULE_DESCRIPTION("Allwinner A33 (sun8i) codec driver");
+MODULE_AUTHOR("Mylène Josserand <mylene.josserand@free-electrons.com>");
+MODULE_LICENSE("GPL");
+MODULE_ALIAS("platform:sun8i-codec");
generated by cgit v1.2.3 (git 2.39.1) at 2024-07-12 21:29:12 +0000