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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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Merge remote-tracking branch 'asoc/topic/jz4740' into asoc-next
This commit is contained in:
Mark Brown
commit
18620cc586
@ -236,6 +236,7 @@ config SND_SOC_CX20442
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tristate
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config SND_SOC_JZ4740_CODEC
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select REGMAP_MMIO
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tristate
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config SND_SOC_L3
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@ -16,6 +16,7 @@
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#include <linux/platform_device.h>
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#include <linux/slab.h>
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#include <linux/io.h>
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#include <linux/regmap.h>
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#include <linux/delay.h>
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@ -24,9 +25,10 @@
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#include <sound/pcm_params.h>
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#include <sound/initval.h>
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#include <sound/soc.h>
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#include <sound/tlv.h>
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#define JZ4740_REG_CODEC_1 0x0
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#define JZ4740_REG_CODEC_2 0x1
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#define JZ4740_REG_CODEC_2 0x4
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#define JZ4740_CODEC_1_LINE_ENABLE BIT(29)
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#define JZ4740_CODEC_1_MIC_ENABLE BIT(28)
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@ -67,43 +69,36 @@
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#define JZ4740_CODEC_2_MIC_BOOST_GAIN_OFFSET 4
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#define JZ4740_CODEC_2_HEADPHONE_VOLUME_OFFSET 0
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static const uint32_t jz4740_codec_regs[] = {
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0x021b2302, 0x00170803,
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static const struct reg_default jz4740_codec_reg_defaults[] = {
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{ JZ4740_REG_CODEC_1, 0x021b2302 },
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{ JZ4740_REG_CODEC_2, 0x00170803 },
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};
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struct jz4740_codec {
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void __iomem *base;
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struct resource *mem;
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struct regmap *regmap;
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};
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static unsigned int jz4740_codec_read(struct snd_soc_codec *codec,
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unsigned int reg)
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{
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struct jz4740_codec *jz4740_codec = snd_soc_codec_get_drvdata(codec);
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return readl(jz4740_codec->base + (reg << 2));
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}
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static const unsigned int jz4740_mic_tlv[] = {
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TLV_DB_RANGE_HEAD(2),
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0, 2, TLV_DB_SCALE_ITEM(0, 600, 0),
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3, 3, TLV_DB_SCALE_ITEM(2000, 0, 0),
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};
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static int jz4740_codec_write(struct snd_soc_codec *codec, unsigned int reg,
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unsigned int val)
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{
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struct jz4740_codec *jz4740_codec = snd_soc_codec_get_drvdata(codec);
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u32 *cache = codec->reg_cache;
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cache[reg] = val;
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writel(val, jz4740_codec->base + (reg << 2));
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return 0;
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}
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static const DECLARE_TLV_DB_SCALE(jz4740_out_tlv, 0, 200, 0);
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static const DECLARE_TLV_DB_SCALE(jz4740_in_tlv, -3450, 150, 0);
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static const struct snd_kcontrol_new jz4740_codec_controls[] = {
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SOC_SINGLE("Master Playback Volume", JZ4740_REG_CODEC_2,
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JZ4740_CODEC_2_HEADPHONE_VOLUME_OFFSET, 3, 0),
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SOC_SINGLE("Master Capture Volume", JZ4740_REG_CODEC_2,
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JZ4740_CODEC_2_INPUT_VOLUME_OFFSET, 31, 0),
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SOC_SINGLE_TLV("Master Playback Volume", JZ4740_REG_CODEC_2,
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JZ4740_CODEC_2_HEADPHONE_VOLUME_OFFSET, 3, 0,
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jz4740_out_tlv),
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SOC_SINGLE_TLV("Master Capture Volume", JZ4740_REG_CODEC_2,
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JZ4740_CODEC_2_INPUT_VOLUME_OFFSET, 31, 0,
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jz4740_in_tlv),
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SOC_SINGLE("Master Playback Switch", JZ4740_REG_CODEC_1,
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JZ4740_CODEC_1_HEADPHONE_DISABLE_OFFSET, 1, 1),
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SOC_SINGLE("Mic Capture Volume", JZ4740_REG_CODEC_2,
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JZ4740_CODEC_2_MIC_BOOST_GAIN_OFFSET, 3, 0),
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SOC_SINGLE_TLV("Mic Capture Volume", JZ4740_REG_CODEC_2,
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JZ4740_CODEC_2_MIC_BOOST_GAIN_OFFSET, 3, 0,
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jz4740_mic_tlv),
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};
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static const struct snd_kcontrol_new jz4740_codec_output_controls[] = {
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@ -163,8 +158,8 @@ static const struct snd_soc_dapm_route jz4740_codec_dapm_routes[] = {
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static int jz4740_codec_hw_params(struct snd_pcm_substream *substream,
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struct snd_pcm_hw_params *params, struct snd_soc_dai *dai)
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{
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struct jz4740_codec *jz4740_codec = snd_soc_codec_get_drvdata(dai->codec);
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uint32_t val;
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struct snd_soc_codec *codec = dai->codec;
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switch (params_rate(params)) {
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case 8000:
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@ -200,7 +195,7 @@ static int jz4740_codec_hw_params(struct snd_pcm_substream *substream,
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val <<= JZ4740_CODEC_2_SAMPLE_RATE_OFFSET;
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snd_soc_update_bits(codec, JZ4740_REG_CODEC_2,
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regmap_update_bits(jz4740_codec->regmap, JZ4740_REG_CODEC_2,
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JZ4740_CODEC_2_SAMPLE_RATE_MASK, val);
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return 0;
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@ -230,25 +225,23 @@ static struct snd_soc_dai_driver jz4740_codec_dai = {
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.symmetric_rates = 1,
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};
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static void jz4740_codec_wakeup(struct snd_soc_codec *codec)
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static void jz4740_codec_wakeup(struct regmap *regmap)
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{
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int i;
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uint32_t *cache = codec->reg_cache;
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snd_soc_update_bits(codec, JZ4740_REG_CODEC_1,
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regmap_update_bits(regmap, JZ4740_REG_CODEC_1,
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JZ4740_CODEC_1_RESET, JZ4740_CODEC_1_RESET);
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udelay(2);
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snd_soc_update_bits(codec, JZ4740_REG_CODEC_1,
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regmap_update_bits(regmap, JZ4740_REG_CODEC_1,
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JZ4740_CODEC_1_SUSPEND | JZ4740_CODEC_1_RESET, 0);
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for (i = 0; i < ARRAY_SIZE(jz4740_codec_regs); ++i)
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jz4740_codec_write(codec, i, cache[i]);
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regcache_sync(regmap);
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}
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static int jz4740_codec_set_bias_level(struct snd_soc_codec *codec,
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enum snd_soc_bias_level level)
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{
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struct jz4740_codec *jz4740_codec = snd_soc_codec_get_drvdata(codec);
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struct regmap *regmap = jz4740_codec->regmap;
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unsigned int mask;
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unsigned int value;
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@ -261,12 +254,12 @@ static int jz4740_codec_set_bias_level(struct snd_soc_codec *codec,
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JZ4740_CODEC_1_HEADPHONE_POWERDOWN_M;
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value = 0;
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snd_soc_update_bits(codec, JZ4740_REG_CODEC_1, mask, value);
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regmap_update_bits(regmap, JZ4740_REG_CODEC_1, mask, value);
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break;
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case SND_SOC_BIAS_STANDBY:
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/* The only way to clear the suspend flag is to reset the codec */
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if (codec->dapm.bias_level == SND_SOC_BIAS_OFF)
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jz4740_codec_wakeup(codec);
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jz4740_codec_wakeup(regmap);
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mask = JZ4740_CODEC_1_VREF_DISABLE |
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JZ4740_CODEC_1_VREF_AMP_DISABLE |
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@ -275,13 +268,14 @@ static int jz4740_codec_set_bias_level(struct snd_soc_codec *codec,
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JZ4740_CODEC_1_VREF_AMP_DISABLE |
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JZ4740_CODEC_1_HEADPHONE_POWERDOWN_M;
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snd_soc_update_bits(codec, JZ4740_REG_CODEC_1, mask, value);
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regmap_update_bits(regmap, JZ4740_REG_CODEC_1, mask, value);
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break;
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case SND_SOC_BIAS_OFF:
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mask = JZ4740_CODEC_1_SUSPEND;
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value = JZ4740_CODEC_1_SUSPEND;
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snd_soc_update_bits(codec, JZ4740_REG_CODEC_1, mask, value);
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regmap_update_bits(regmap, JZ4740_REG_CODEC_1, mask, value);
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regcache_mark_dirty(regmap);
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break;
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default:
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break;
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@ -294,7 +288,9 @@ static int jz4740_codec_set_bias_level(struct snd_soc_codec *codec,
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static int jz4740_codec_dev_probe(struct snd_soc_codec *codec)
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{
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snd_soc_update_bits(codec, JZ4740_REG_CODEC_1,
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struct jz4740_codec *jz4740_codec = snd_soc_codec_get_drvdata(codec);
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regmap_update_bits(jz4740_codec->regmap, JZ4740_REG_CODEC_1,
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JZ4740_CODEC_1_SW2_ENABLE, JZ4740_CODEC_1_SW2_ENABLE);
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jz4740_codec_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
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@ -331,12 +327,7 @@ static struct snd_soc_codec_driver soc_codec_dev_jz4740_codec = {
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.remove = jz4740_codec_dev_remove,
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.suspend = jz4740_codec_suspend,
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.resume = jz4740_codec_resume,
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.read = jz4740_codec_read,
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.write = jz4740_codec_write,
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.set_bias_level = jz4740_codec_set_bias_level,
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.reg_cache_default = jz4740_codec_regs,
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.reg_word_size = sizeof(u32),
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.reg_cache_size = 2,
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.controls = jz4740_codec_controls,
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.num_controls = ARRAY_SIZE(jz4740_codec_controls),
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@ -346,11 +337,23 @@ static struct snd_soc_codec_driver soc_codec_dev_jz4740_codec = {
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.num_dapm_routes = ARRAY_SIZE(jz4740_codec_dapm_routes),
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};
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static const struct regmap_config jz4740_codec_regmap_config = {
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.reg_bits = 32,
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.reg_stride = 4,
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.val_bits = 32,
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.max_register = JZ4740_REG_CODEC_2,
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.reg_defaults = jz4740_codec_reg_defaults,
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.num_reg_defaults = ARRAY_SIZE(jz4740_codec_reg_defaults),
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.cache_type = REGCACHE_RBTREE,
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};
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static int __devinit jz4740_codec_probe(struct platform_device *pdev)
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{
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int ret;
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struct jz4740_codec *jz4740_codec;
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struct resource *mem;
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void __iomem *base;
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jz4740_codec = devm_kzalloc(&pdev->dev, sizeof(*jz4740_codec),
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GFP_KERNEL);
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@ -358,56 +361,29 @@ static int __devinit jz4740_codec_probe(struct platform_device *pdev)
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return -ENOMEM;
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mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
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if (!mem) {
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dev_err(&pdev->dev, "Failed to get mmio memory resource\n");
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ret = -ENOENT;
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goto err_out;
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}
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base = devm_request_and_ioremap(&pdev->dev, mem);
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if (!base)
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return -EBUSY;
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mem = request_mem_region(mem->start, resource_size(mem), pdev->name);
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if (!mem) {
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dev_err(&pdev->dev, "Failed to request mmio memory region\n");
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ret = -EBUSY;
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goto err_out;
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}
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jz4740_codec->base = ioremap(mem->start, resource_size(mem));
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if (!jz4740_codec->base) {
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dev_err(&pdev->dev, "Failed to ioremap mmio memory\n");
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ret = -EBUSY;
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goto err_release_mem_region;
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}
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jz4740_codec->mem = mem;
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jz4740_codec->regmap = devm_regmap_init_mmio(&pdev->dev, base,
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&jz4740_codec_regmap_config);
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if (IS_ERR(jz4740_codec->regmap))
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return PTR_ERR(jz4740_codec->regmap);
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platform_set_drvdata(pdev, jz4740_codec);
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ret = snd_soc_register_codec(&pdev->dev,
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&soc_codec_dev_jz4740_codec, &jz4740_codec_dai, 1);
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if (ret) {
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if (ret)
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dev_err(&pdev->dev, "Failed to register codec\n");
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goto err_iounmap;
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}
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return 0;
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err_iounmap:
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iounmap(jz4740_codec->base);
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err_release_mem_region:
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release_mem_region(mem->start, resource_size(mem));
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err_out:
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return ret;
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}
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static int __devexit jz4740_codec_remove(struct platform_device *pdev)
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{
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struct jz4740_codec *jz4740_codec = platform_get_drvdata(pdev);
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struct resource *mem = jz4740_codec->mem;
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snd_soc_unregister_codec(&pdev->dev);
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iounmap(jz4740_codec->base);
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release_mem_region(mem->start, resource_size(mem));
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platform_set_drvdata(pdev, NULL);
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return 0;
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