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Diffstat (limited to 'sound/soc/codecs/rt5645.c')
-rw-r--r--sound/soc/codecs/rt5645.c172
1 files changed, 170 insertions, 2 deletions
diff --git a/sound/soc/codecs/rt5645.c b/sound/soc/codecs/rt5645.c
index 5c101af0ac63..28132375e427 100644
--- a/sound/soc/codecs/rt5645.c
+++ b/sound/soc/codecs/rt5645.c
@@ -42,6 +42,8 @@
#define RT5645_PR_BASE (RT5645_PR_RANGE_BASE + (0 * RT5645_PR_SPACING))
+#define RT5645_HWEQ_NUM 57
+
static const struct regmap_range_cfg rt5645_ranges[] = {
{
.name = "PR",
@@ -224,6 +226,11 @@ static const struct reg_default rt5645_reg[] = {
{ 0xff, 0x6308 },
};
+struct rt5645_eq_param_s {
+ unsigned short reg;
+ unsigned short val;
+};
+
static const char *const rt5645_supply_names[] = {
"avdd",
"cpvdd",
@@ -240,6 +247,7 @@ struct rt5645_priv {
struct snd_soc_jack *btn_jack;
struct delayed_work jack_detect_work;
struct regulator_bulk_data supplies[ARRAY_SIZE(rt5645_supply_names)];
+ struct rt5645_eq_param_s *eq_param;
int codec_type;
int sysclk;
@@ -469,6 +477,94 @@ static const DECLARE_TLV_DB_RANGE(bst_tlv,
8, 8, TLV_DB_SCALE_ITEM(5200, 0, 0)
);
+/* {-6, -4.5, -3, -1.5, 0, 0.82, 1.58, 2.28} dB */
+static const DECLARE_TLV_DB_RANGE(spk_clsd_tlv,
+ 0, 4, TLV_DB_SCALE_ITEM(-600, 150, 0),
+ 5, 5, TLV_DB_SCALE_ITEM(82, 0, 0),
+ 6, 6, TLV_DB_SCALE_ITEM(158, 0, 0),
+ 7, 7, TLV_DB_SCALE_ITEM(228, 0, 0)
+);
+
+static int rt5645_hweq_info(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_info *uinfo)
+{
+ uinfo->type = SNDRV_CTL_ELEM_TYPE_BYTES;
+ uinfo->count = RT5645_HWEQ_NUM * sizeof(struct rt5645_eq_param_s);
+
+ return 0;
+}
+
+static int rt5645_hweq_get(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_component *component = snd_kcontrol_chip(kcontrol);
+ struct rt5645_priv *rt5645 = snd_soc_component_get_drvdata(component);
+ struct rt5645_eq_param_s *eq_param =
+ (struct rt5645_eq_param_s *)ucontrol->value.bytes.data;
+ int i;
+
+ for (i = 0; i < RT5645_HWEQ_NUM; i++) {
+ eq_param[i].reg = cpu_to_be16(rt5645->eq_param[i].reg);
+ eq_param[i].val = cpu_to_be16(rt5645->eq_param[i].val);
+ }
+
+ return 0;
+}
+
+static bool rt5645_validate_hweq(unsigned short reg)
+{
+ if ((reg >= 0x1a4 && reg <= 0x1cd) | (reg >= 0x1e5 && reg <= 0x1f8) |
+ (reg == RT5645_EQ_CTRL2))
+ return true;
+
+ return false;
+}
+
+static int rt5645_hweq_put(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_component *component = snd_kcontrol_chip(kcontrol);
+ struct rt5645_priv *rt5645 = snd_soc_component_get_drvdata(component);
+ struct rt5645_eq_param_s *eq_param =
+ (struct rt5645_eq_param_s *)ucontrol->value.bytes.data;
+ int i;
+
+ for (i = 0; i < RT5645_HWEQ_NUM; i++) {
+ eq_param[i].reg = be16_to_cpu(eq_param[i].reg);
+ eq_param[i].val = be16_to_cpu(eq_param[i].val);
+ }
+
+ /* The final setting of the table should be RT5645_EQ_CTRL2 */
+ for (i = RT5645_HWEQ_NUM - 1; i >= 0; i--) {
+ if (eq_param[i].reg == 0)
+ continue;
+ else if (eq_param[i].reg != RT5645_EQ_CTRL2)
+ return 0;
+ else
+ break;
+ }
+
+ for (i = 0; i < RT5645_HWEQ_NUM; i++) {
+ if (!rt5645_validate_hweq(eq_param[i].reg) &&
+ eq_param[i].reg != 0)
+ return 0;
+ else if (eq_param[i].reg == 0)
+ break;
+ }
+
+ memcpy(rt5645->eq_param, eq_param,
+ RT5645_HWEQ_NUM * sizeof(struct rt5645_eq_param_s));
+
+ return 0;
+}
+
+#define RT5645_HWEQ(xname) \
+{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
+ .info = rt5645_hweq_info, \
+ .get = rt5645_hweq_get, \
+ .put = rt5645_hweq_put \
+}
+
static const struct snd_kcontrol_new rt5645_snd_controls[] = {
/* Speaker Output Volume */
SOC_DOUBLE("Speaker Channel Switch", RT5645_SPK_VOL,
@@ -476,6 +572,10 @@ static const struct snd_kcontrol_new rt5645_snd_controls[] = {
SOC_DOUBLE_TLV("Speaker Playback Volume", RT5645_SPK_VOL,
RT5645_L_VOL_SFT, RT5645_R_VOL_SFT, 39, 1, out_vol_tlv),
+ /* ClassD modulator Speaker Gain Ratio */
+ SOC_SINGLE_TLV("Speaker ClassD Playback Volume", RT5645_SPO_CLSD_RATIO,
+ RT5645_SPK_G_CLSD_SFT, 7, 0, spk_clsd_tlv),
+
/* Headphone Output Volume */
SOC_DOUBLE("Headphone Channel Switch", RT5645_HP_VOL,
RT5645_VOL_L_SFT, RT5645_VOL_R_SFT, 1, 1),
@@ -529,6 +629,7 @@ static const struct snd_kcontrol_new rt5645_snd_controls[] = {
/* I2S2 function select */
SOC_SINGLE("I2S2 Func Switch", RT5645_GPIO_CTRL1, RT5645_I2S2_SEL_SFT,
1, 1),
+ RT5645_HWEQ("Speaker HWEQ"),
};
/**
@@ -619,6 +720,22 @@ static int is_using_asrc(struct snd_soc_dapm_widget *source,
}
+static int rt5645_enable_hweq(struct snd_soc_codec *codec)
+{
+ struct rt5645_priv *rt5645 = snd_soc_codec_get_drvdata(codec);
+ int i;
+
+ for (i = 0; i < RT5645_HWEQ_NUM; i++) {
+ if (rt5645_validate_hweq(rt5645->eq_param[i].reg))
+ regmap_write(rt5645->regmap, rt5645->eq_param[i].reg,
+ rt5645->eq_param[i].val);
+ else
+ break;
+ }
+
+ return 0;
+}
+
/**
* rt5645_sel_asrc_clk_src - select ASRC clock source for a set of filters
* @codec: SoC audio codec device.
@@ -1523,6 +1640,7 @@ static int rt5645_spk_event(struct snd_soc_dapm_widget *w,
switch (event) {
case SND_SOC_DAPM_POST_PMU:
+ rt5645_enable_hweq(codec);
snd_soc_update_bits(codec, RT5645_PWR_DIG1,
RT5645_PWR_CLS_D | RT5645_PWR_CLS_D_R |
RT5645_PWR_CLS_D_L,
@@ -1531,6 +1649,7 @@ static int rt5645_spk_event(struct snd_soc_dapm_widget *w,
break;
case SND_SOC_DAPM_PRE_PMD:
+ snd_soc_write(codec, RT5645_EQ_CTRL2, 0);
snd_soc_update_bits(codec, RT5645_PWR_DIG1,
RT5645_PWR_CLS_D | RT5645_PWR_CLS_D_R |
RT5645_PWR_CLS_D_L, 0);
@@ -2733,6 +2852,10 @@ static int rt5645_set_bias_level(struct snd_soc_codec *codec,
snd_soc_update_bits(codec, RT5645_PWR_ANLG1,
RT5645_PWR_FV1 | RT5645_PWR_FV2,
RT5645_PWR_FV1 | RT5645_PWR_FV2);
+ if (rt5645->en_button_func &&
+ snd_soc_codec_get_bias_level(codec) == SND_SOC_BIAS_OFF)
+ queue_delayed_work(system_power_efficient_wq,
+ &rt5645->jack_detect_work, msecs_to_jiffies(0));
break;
case SND_SOC_BIAS_OFF:
@@ -2829,6 +2952,9 @@ static int rt5645_jack_detect(struct snd_soc_codec *codec, int jack_insert)
snd_soc_dapm_sync(dapm);
rt5645->jack_type = SND_JACK_HEADPHONE;
}
+ if (rt5645->pdata.jd_invert)
+ regmap_update_bits(rt5645->regmap, RT5645_IRQ_CTRL2,
+ RT5645_JD_1_1_MASK, RT5645_JD_1_1_INV);
} else { /* jack out */
rt5645->jack_type = 0;
@@ -2847,6 +2973,9 @@ static int rt5645_jack_detect(struct snd_soc_codec *codec, int jack_insert)
snd_soc_dapm_disable_pin(dapm, "LDO2");
snd_soc_dapm_disable_pin(dapm, "Mic Det Power");
snd_soc_dapm_sync(dapm);
+ if (rt5645->pdata.jd_invert)
+ regmap_update_bits(rt5645->regmap, RT5645_IRQ_CTRL2,
+ RT5645_JD_1_1_MASK, RT5645_JD_1_1_NOR);
}
return rt5645->jack_type;
@@ -3038,6 +3167,9 @@ static int rt5645_probe(struct snd_soc_codec *codec)
snd_soc_dapm_sync(dapm);
}
+ rt5645->eq_param = devm_kzalloc(codec->dev,
+ RT5645_HWEQ_NUM * sizeof(struct rt5645_eq_param_s), GFP_KERNEL);
+
return 0;
}
@@ -3098,7 +3230,7 @@ static struct snd_soc_dai_driver rt5645_dai[] = {
.capture = {
.stream_name = "AIF1 Capture",
.channels_min = 1,
- .channels_max = 2,
+ .channels_max = 4,
.rates = RT5645_STEREO_RATES,
.formats = RT5645_FORMATS,
},
@@ -3209,9 +3341,42 @@ static const struct dmi_system_id dmi_platform_intel_braswell[] = {
DMI_MATCH(DMI_PRODUCT_NAME, "Ultima"),
},
},
+ {
+ .ident = "Google Reks",
+ .callback = strago_quirk_cb,
+ .matches = {
+ DMI_MATCH(DMI_PRODUCT_NAME, "Reks"),
+ },
+ },
{ }
};
+static struct rt5645_platform_data buddy_platform_data = {
+ .dmic1_data_pin = RT5645_DMIC_DATA_GPIO5,
+ .dmic2_data_pin = RT5645_DMIC_DATA_IN2P,
+ .jd_mode = 3,
+ .jd_invert = true,
+};
+
+static int buddy_quirk_cb(const struct dmi_system_id *id)
+{
+ rt5645_pdata = &buddy_platform_data;
+
+ return 1;
+}
+
+static struct dmi_system_id dmi_platform_intel_broadwell[] = {
+ {
+ .ident = "Chrome Buddy",
+ .callback = buddy_quirk_cb,
+ .matches = {
+ DMI_MATCH(DMI_PRODUCT_NAME, "Buddy"),
+ },
+ },
+ { }
+};
+
+
static int rt5645_parse_dt(struct rt5645_priv *rt5645, struct device *dev)
{
rt5645->pdata.in2_diff = device_property_read_bool(dev,
@@ -3244,7 +3409,8 @@ static int rt5645_i2c_probe(struct i2c_client *i2c,
if (pdata)
rt5645->pdata = *pdata;
- else if (dmi_check_system(dmi_platform_intel_braswell))
+ else if (dmi_check_system(dmi_platform_intel_braswell) ||
+ dmi_check_system(dmi_platform_intel_broadwell))
rt5645->pdata = *rt5645_pdata;
else
rt5645_parse_dt(rt5645, &i2c->dev);
@@ -3472,6 +3638,8 @@ static void rt5645_i2c_shutdown(struct i2c_client *i2c)
RT5645_CBJ_MN_JD);
regmap_update_bits(rt5645->regmap, RT5645_IN1_CTRL1, RT5645_CBJ_BST1_EN,
0);
+ msleep(20);
+ regmap_write(rt5645->regmap, RT5645_RESET, 0);
}
static struct i2c_driver rt5645_i2c_driver = {
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.