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-rw-r--r--sound/soc/codecs/rt5514.c1338
1 files changed, 1338 insertions, 0 deletions
diff --git a/sound/soc/codecs/rt5514.c b/sound/soc/codecs/rt5514.c
new file mode 100644
index 000000000..b9bcf04d4
--- /dev/null
+++ b/sound/soc/codecs/rt5514.c
@@ -0,0 +1,1338 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * rt5514.c -- RT5514 ALSA SoC audio codec driver
+ *
+ * Copyright 2015 Realtek Semiconductor Corp.
+ * Author: Oder Chiou <oder_chiou@realtek.com>
+ */
+
+#include <linux/acpi.h>
+#include <linux/fs.h>
+#include <linux/module.h>
+#include <linux/moduleparam.h>
+#include <linux/init.h>
+#include <linux/delay.h>
+#include <linux/pm.h>
+#include <linux/regmap.h>
+#include <linux/i2c.h>
+#include <linux/platform_device.h>
+#include <linux/firmware.h>
+#include <linux/gpio.h>
+#include <sound/core.h>
+#include <sound/pcm.h>
+#include <sound/pcm_params.h>
+#include <sound/soc.h>
+#include <sound/soc-dapm.h>
+#include <sound/initval.h>
+#include <sound/tlv.h>
+
+#include "rl6231.h"
+#include "rt5514.h"
+#if IS_ENABLED(CONFIG_SND_SOC_RT5514_SPI)
+#include "rt5514-spi.h"
+#endif
+
+static const struct reg_sequence rt5514_i2c_patch[] = {
+ {0x1800101c, 0x00000000},
+ {0x18001100, 0x0000031f},
+ {0x18001104, 0x00000007},
+ {0x18001108, 0x00000000},
+ {0x1800110c, 0x00000000},
+ {0x18001110, 0x00000000},
+ {0x18001114, 0x00000001},
+ {0x18001118, 0x00000000},
+ {0x18002f08, 0x00000006},
+ {0x18002f00, 0x00055149},
+ {0x18002f00, 0x0005514b},
+ {0x18002f00, 0x00055149},
+ {0xfafafafa, 0x00000001},
+ {0x18002f10, 0x00000001},
+ {0x18002f10, 0x00000000},
+ {0x18002f10, 0x00000001},
+ {0xfafafafa, 0x00000001},
+ {0x18002000, 0x000010ec},
+ {0xfafafafa, 0x00000000},
+};
+
+static const struct reg_sequence rt5514_patch[] = {
+ {RT5514_DIG_IO_CTRL, 0x00000040},
+ {RT5514_CLK_CTRL1, 0x38020041},
+ {RT5514_SRC_CTRL, 0x44000eee},
+ {RT5514_ANA_CTRL_LDO10, 0x00028604},
+ {RT5514_ANA_CTRL_ADCFED, 0x00000800},
+ {RT5514_ASRC_IN_CTRL1, 0x00000003},
+ {RT5514_DOWNFILTER0_CTRL3, 0x10000342},
+ {RT5514_DOWNFILTER1_CTRL3, 0x10000342},
+};
+
+static const struct reg_default rt5514_reg[] = {
+ {RT5514_RESET, 0x00000000},
+ {RT5514_PWR_ANA1, 0x00808880},
+ {RT5514_PWR_ANA2, 0x00220000},
+ {RT5514_I2S_CTRL1, 0x00000330},
+ {RT5514_I2S_CTRL2, 0x20000000},
+ {RT5514_VAD_CTRL6, 0xc00007d2},
+ {RT5514_EXT_VAD_CTRL, 0x80000080},
+ {RT5514_DIG_IO_CTRL, 0x00000040},
+ {RT5514_PAD_CTRL1, 0x00804000},
+ {RT5514_DMIC_DATA_CTRL, 0x00000005},
+ {RT5514_DIG_SOURCE_CTRL, 0x00000002},
+ {RT5514_SRC_CTRL, 0x44000eee},
+ {RT5514_DOWNFILTER2_CTRL1, 0x0000882f},
+ {RT5514_PLL_SOURCE_CTRL, 0x00000004},
+ {RT5514_CLK_CTRL1, 0x38020041},
+ {RT5514_CLK_CTRL2, 0x00000000},
+ {RT5514_PLL3_CALIB_CTRL1, 0x00400200},
+ {RT5514_PLL3_CALIB_CTRL5, 0x40220012},
+ {RT5514_DELAY_BUF_CTRL1, 0x7fff006a},
+ {RT5514_DELAY_BUF_CTRL3, 0x00000000},
+ {RT5514_ASRC_IN_CTRL1, 0x00000003},
+ {RT5514_DOWNFILTER0_CTRL1, 0x00020c2f},
+ {RT5514_DOWNFILTER0_CTRL2, 0x00020c2f},
+ {RT5514_DOWNFILTER0_CTRL3, 0x10000342},
+ {RT5514_DOWNFILTER1_CTRL1, 0x00020c2f},
+ {RT5514_DOWNFILTER1_CTRL2, 0x00020c2f},
+ {RT5514_DOWNFILTER1_CTRL3, 0x10000342},
+ {RT5514_ANA_CTRL_LDO10, 0x00028604},
+ {RT5514_ANA_CTRL_LDO18_16, 0x02000345},
+ {RT5514_ANA_CTRL_ADC12, 0x0000a2a8},
+ {RT5514_ANA_CTRL_ADC21, 0x00001180},
+ {RT5514_ANA_CTRL_ADC22, 0x0000aaa8},
+ {RT5514_ANA_CTRL_ADC23, 0x00151427},
+ {RT5514_ANA_CTRL_MICBST, 0x00002000},
+ {RT5514_ANA_CTRL_ADCFED, 0x00000800},
+ {RT5514_ANA_CTRL_INBUF, 0x00000143},
+ {RT5514_ANA_CTRL_VREF, 0x00008d50},
+ {RT5514_ANA_CTRL_PLL3, 0x0000000e},
+ {RT5514_ANA_CTRL_PLL1_1, 0x00000000},
+ {RT5514_ANA_CTRL_PLL1_2, 0x00030220},
+ {RT5514_DMIC_LP_CTRL, 0x00000000},
+ {RT5514_MISC_CTRL_DSP, 0x00000000},
+ {RT5514_DSP_CTRL1, 0x00055149},
+ {RT5514_DSP_CTRL3, 0x00000006},
+ {RT5514_DSP_CTRL4, 0x00000001},
+ {RT5514_VENDOR_ID1, 0x00000001},
+ {RT5514_VENDOR_ID2, 0x10ec5514},
+};
+
+static void rt5514_enable_dsp_prepare(struct rt5514_priv *rt5514)
+{
+ /* Reset */
+ regmap_write(rt5514->i2c_regmap, 0x18002000, 0x000010ec);
+ /* LDO_I_limit */
+ regmap_write(rt5514->i2c_regmap, 0x18002200, 0x00028604);
+ /* I2C bypass enable */
+ regmap_write(rt5514->i2c_regmap, 0xfafafafa, 0x00000001);
+ /* mini-core reset */
+ regmap_write(rt5514->i2c_regmap, 0x18002f00, 0x0005514b);
+ regmap_write(rt5514->i2c_regmap, 0x18002f00, 0x00055149);
+ /* I2C bypass disable */
+ regmap_write(rt5514->i2c_regmap, 0xfafafafa, 0x00000000);
+ /* PIN config */
+ regmap_write(rt5514->i2c_regmap, 0x18002070, 0x00000040);
+ /* PLL3(QN)=RCOSC*(10+2) */
+ regmap_write(rt5514->i2c_regmap, 0x18002240, 0x0000000a);
+ /* PLL3 source=RCOSC, fsi=rt_clk */
+ regmap_write(rt5514->i2c_regmap, 0x18002100, 0x0000000b);
+ /* Power on RCOSC, pll3 */
+ regmap_write(rt5514->i2c_regmap, 0x18002004, 0x00808b81);
+ /* DSP clk source = pll3, ENABLE DSP clk */
+ regmap_write(rt5514->i2c_regmap, 0x18002f08, 0x00000005);
+ /* Enable DSP clk auto switch */
+ regmap_write(rt5514->i2c_regmap, 0x18001114, 0x00000001);
+ /* Reduce DSP power */
+ regmap_write(rt5514->i2c_regmap, 0x18001118, 0x00000001);
+}
+
+static bool rt5514_volatile_register(struct device *dev, unsigned int reg)
+{
+ switch (reg) {
+ case RT5514_VENDOR_ID1:
+ case RT5514_VENDOR_ID2:
+ return true;
+
+ default:
+ return false;
+ }
+}
+
+static bool rt5514_readable_register(struct device *dev, unsigned int reg)
+{
+ switch (reg) {
+ case RT5514_RESET:
+ case RT5514_PWR_ANA1:
+ case RT5514_PWR_ANA2:
+ case RT5514_I2S_CTRL1:
+ case RT5514_I2S_CTRL2:
+ case RT5514_VAD_CTRL6:
+ case RT5514_EXT_VAD_CTRL:
+ case RT5514_DIG_IO_CTRL:
+ case RT5514_PAD_CTRL1:
+ case RT5514_DMIC_DATA_CTRL:
+ case RT5514_DIG_SOURCE_CTRL:
+ case RT5514_SRC_CTRL:
+ case RT5514_DOWNFILTER2_CTRL1:
+ case RT5514_PLL_SOURCE_CTRL:
+ case RT5514_CLK_CTRL1:
+ case RT5514_CLK_CTRL2:
+ case RT5514_PLL3_CALIB_CTRL1:
+ case RT5514_PLL3_CALIB_CTRL5:
+ case RT5514_DELAY_BUF_CTRL1:
+ case RT5514_DELAY_BUF_CTRL3:
+ case RT5514_ASRC_IN_CTRL1:
+ case RT5514_DOWNFILTER0_CTRL1:
+ case RT5514_DOWNFILTER0_CTRL2:
+ case RT5514_DOWNFILTER0_CTRL3:
+ case RT5514_DOWNFILTER1_CTRL1:
+ case RT5514_DOWNFILTER1_CTRL2:
+ case RT5514_DOWNFILTER1_CTRL3:
+ case RT5514_ANA_CTRL_LDO10:
+ case RT5514_ANA_CTRL_LDO18_16:
+ case RT5514_ANA_CTRL_ADC12:
+ case RT5514_ANA_CTRL_ADC21:
+ case RT5514_ANA_CTRL_ADC22:
+ case RT5514_ANA_CTRL_ADC23:
+ case RT5514_ANA_CTRL_MICBST:
+ case RT5514_ANA_CTRL_ADCFED:
+ case RT5514_ANA_CTRL_INBUF:
+ case RT5514_ANA_CTRL_VREF:
+ case RT5514_ANA_CTRL_PLL3:
+ case RT5514_ANA_CTRL_PLL1_1:
+ case RT5514_ANA_CTRL_PLL1_2:
+ case RT5514_DMIC_LP_CTRL:
+ case RT5514_MISC_CTRL_DSP:
+ case RT5514_DSP_CTRL1:
+ case RT5514_DSP_CTRL3:
+ case RT5514_DSP_CTRL4:
+ case RT5514_VENDOR_ID1:
+ case RT5514_VENDOR_ID2:
+ return true;
+
+ default:
+ return false;
+ }
+}
+
+static bool rt5514_i2c_readable_register(struct device *dev,
+ unsigned int reg)
+{
+ switch (reg) {
+ case RT5514_DSP_MAPPING | RT5514_RESET:
+ case RT5514_DSP_MAPPING | RT5514_PWR_ANA1:
+ case RT5514_DSP_MAPPING | RT5514_PWR_ANA2:
+ case RT5514_DSP_MAPPING | RT5514_I2S_CTRL1:
+ case RT5514_DSP_MAPPING | RT5514_I2S_CTRL2:
+ case RT5514_DSP_MAPPING | RT5514_VAD_CTRL6:
+ case RT5514_DSP_MAPPING | RT5514_EXT_VAD_CTRL:
+ case RT5514_DSP_MAPPING | RT5514_DIG_IO_CTRL:
+ case RT5514_DSP_MAPPING | RT5514_PAD_CTRL1:
+ case RT5514_DSP_MAPPING | RT5514_DMIC_DATA_CTRL:
+ case RT5514_DSP_MAPPING | RT5514_DIG_SOURCE_CTRL:
+ case RT5514_DSP_MAPPING | RT5514_SRC_CTRL:
+ case RT5514_DSP_MAPPING | RT5514_DOWNFILTER2_CTRL1:
+ case RT5514_DSP_MAPPING | RT5514_PLL_SOURCE_CTRL:
+ case RT5514_DSP_MAPPING | RT5514_CLK_CTRL1:
+ case RT5514_DSP_MAPPING | RT5514_CLK_CTRL2:
+ case RT5514_DSP_MAPPING | RT5514_PLL3_CALIB_CTRL1:
+ case RT5514_DSP_MAPPING | RT5514_PLL3_CALIB_CTRL5:
+ case RT5514_DSP_MAPPING | RT5514_DELAY_BUF_CTRL1:
+ case RT5514_DSP_MAPPING | RT5514_DELAY_BUF_CTRL3:
+ case RT5514_DSP_MAPPING | RT5514_ASRC_IN_CTRL1:
+ case RT5514_DSP_MAPPING | RT5514_DOWNFILTER0_CTRL1:
+ case RT5514_DSP_MAPPING | RT5514_DOWNFILTER0_CTRL2:
+ case RT5514_DSP_MAPPING | RT5514_DOWNFILTER0_CTRL3:
+ case RT5514_DSP_MAPPING | RT5514_DOWNFILTER1_CTRL1:
+ case RT5514_DSP_MAPPING | RT5514_DOWNFILTER1_CTRL2:
+ case RT5514_DSP_MAPPING | RT5514_DOWNFILTER1_CTRL3:
+ case RT5514_DSP_MAPPING | RT5514_ANA_CTRL_LDO10:
+ case RT5514_DSP_MAPPING | RT5514_ANA_CTRL_LDO18_16:
+ case RT5514_DSP_MAPPING | RT5514_ANA_CTRL_ADC12:
+ case RT5514_DSP_MAPPING | RT5514_ANA_CTRL_ADC21:
+ case RT5514_DSP_MAPPING | RT5514_ANA_CTRL_ADC22:
+ case RT5514_DSP_MAPPING | RT5514_ANA_CTRL_ADC23:
+ case RT5514_DSP_MAPPING | RT5514_ANA_CTRL_MICBST:
+ case RT5514_DSP_MAPPING | RT5514_ANA_CTRL_ADCFED:
+ case RT5514_DSP_MAPPING | RT5514_ANA_CTRL_INBUF:
+ case RT5514_DSP_MAPPING | RT5514_ANA_CTRL_VREF:
+ case RT5514_DSP_MAPPING | RT5514_ANA_CTRL_PLL3:
+ case RT5514_DSP_MAPPING | RT5514_ANA_CTRL_PLL1_1:
+ case RT5514_DSP_MAPPING | RT5514_ANA_CTRL_PLL1_2:
+ case RT5514_DSP_MAPPING | RT5514_DMIC_LP_CTRL:
+ case RT5514_DSP_MAPPING | RT5514_MISC_CTRL_DSP:
+ case RT5514_DSP_MAPPING | RT5514_DSP_CTRL1:
+ case RT5514_DSP_MAPPING | RT5514_DSP_CTRL3:
+ case RT5514_DSP_MAPPING | RT5514_DSP_CTRL4:
+ case RT5514_DSP_MAPPING | RT5514_VENDOR_ID1:
+ case RT5514_DSP_MAPPING | RT5514_VENDOR_ID2:
+ return true;
+
+ default:
+ return false;
+ }
+}
+
+/* {-3, 0, +3, +4.5, +7.5, +9.5, +12, +14, +17} dB */
+static const DECLARE_TLV_DB_RANGE(bst_tlv,
+ 0, 2, TLV_DB_SCALE_ITEM(-300, 300, 0),
+ 3, 3, TLV_DB_SCALE_ITEM(450, 0, 0),
+ 4, 4, TLV_DB_SCALE_ITEM(750, 0, 0),
+ 5, 5, TLV_DB_SCALE_ITEM(950, 0, 0),
+ 6, 6, TLV_DB_SCALE_ITEM(1200, 0, 0),
+ 7, 7, TLV_DB_SCALE_ITEM(1400, 0, 0),
+ 8, 8, TLV_DB_SCALE_ITEM(1700, 0, 0)
+);
+
+static const DECLARE_TLV_DB_SCALE(adc_vol_tlv, -1725, 75, 0);
+
+static int rt5514_dsp_voice_wake_up_get(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_component *component = snd_kcontrol_chip(kcontrol);
+ struct rt5514_priv *rt5514 = snd_soc_component_get_drvdata(component);
+
+ ucontrol->value.integer.value[0] = rt5514->dsp_enabled;
+
+ return 0;
+}
+
+static int rt5514_calibration(struct rt5514_priv *rt5514, bool on)
+{
+ if (on) {
+ regmap_write(rt5514->regmap, RT5514_ANA_CTRL_PLL3, 0x0000000a);
+ regmap_update_bits(rt5514->regmap, RT5514_PLL_SOURCE_CTRL, 0xf,
+ 0xa);
+ regmap_update_bits(rt5514->regmap, RT5514_PWR_ANA1, 0x301,
+ 0x301);
+ regmap_write(rt5514->regmap, RT5514_PLL3_CALIB_CTRL4,
+ 0x80000000 | rt5514->pll3_cal_value);
+ regmap_write(rt5514->regmap, RT5514_PLL3_CALIB_CTRL1,
+ 0x8bb80800);
+ regmap_update_bits(rt5514->regmap, RT5514_PLL3_CALIB_CTRL5,
+ 0xc0000000, 0x80000000);
+ regmap_update_bits(rt5514->regmap, RT5514_PLL3_CALIB_CTRL5,
+ 0xc0000000, 0xc0000000);
+ } else {
+ regmap_update_bits(rt5514->regmap, RT5514_PLL3_CALIB_CTRL5,
+ 0xc0000000, 0x40000000);
+ regmap_update_bits(rt5514->regmap, RT5514_PWR_ANA1, 0x301, 0);
+ regmap_update_bits(rt5514->regmap, RT5514_PLL_SOURCE_CTRL, 0xf,
+ 0x4);
+ }
+
+ return 0;
+}
+
+static int rt5514_dsp_voice_wake_up_put(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_component *component = snd_kcontrol_chip(kcontrol);
+ struct rt5514_priv *rt5514 = snd_soc_component_get_drvdata(component);
+ const struct firmware *fw = NULL;
+ u8 buf[8];
+
+ if (ucontrol->value.integer.value[0] == rt5514->dsp_enabled)
+ return 0;
+
+ if (snd_soc_component_get_bias_level(component) == SND_SOC_BIAS_OFF) {
+ rt5514->dsp_enabled = ucontrol->value.integer.value[0];
+
+ if (rt5514->dsp_enabled) {
+ if (rt5514->pdata.dsp_calib_clk_name &&
+ !IS_ERR(rt5514->dsp_calib_clk)) {
+ if (clk_set_rate(rt5514->dsp_calib_clk,
+ rt5514->pdata.dsp_calib_clk_rate))
+ dev_err(component->dev,
+ "Can't set rate for mclk");
+
+ if (clk_prepare_enable(rt5514->dsp_calib_clk))
+ dev_err(component->dev,
+ "Can't enable dsp_calib_clk");
+
+ rt5514_calibration(rt5514, true);
+
+ msleep(20);
+#if IS_ENABLED(CONFIG_SND_SOC_RT5514_SPI)
+ rt5514_spi_burst_read(RT5514_PLL3_CALIB_CTRL6 |
+ RT5514_DSP_MAPPING, buf, sizeof(buf));
+#else
+ dev_err(component->dev, "There is no SPI driver for"
+ " loading the firmware\n");
+ memset(buf, 0, sizeof(buf));
+#endif
+ rt5514->pll3_cal_value = buf[0] | buf[1] << 8 |
+ buf[2] << 16 | buf[3] << 24;
+
+ rt5514_calibration(rt5514, false);
+ clk_disable_unprepare(rt5514->dsp_calib_clk);
+ }
+
+ rt5514_enable_dsp_prepare(rt5514);
+
+ request_firmware(&fw, RT5514_FIRMWARE1, component->dev);
+ if (fw) {
+#if IS_ENABLED(CONFIG_SND_SOC_RT5514_SPI)
+ rt5514_spi_burst_write(0x4ff60000, fw->data,
+ ((fw->size/8)+1)*8);
+#else
+ dev_err(component->dev, "There is no SPI driver for"
+ " loading the firmware\n");
+#endif
+ release_firmware(fw);
+ fw = NULL;
+ }
+
+ request_firmware(&fw, RT5514_FIRMWARE2, component->dev);
+ if (fw) {
+#if IS_ENABLED(CONFIG_SND_SOC_RT5514_SPI)
+ rt5514_spi_burst_write(0x4ffc0000, fw->data,
+ ((fw->size/8)+1)*8);
+#else
+ dev_err(component->dev, "There is no SPI driver for"
+ " loading the firmware\n");
+#endif
+ release_firmware(fw);
+ fw = NULL;
+ }
+
+ /* DSP run */
+ regmap_write(rt5514->i2c_regmap, 0x18002f00,
+ 0x00055148);
+
+ if (rt5514->pdata.dsp_calib_clk_name &&
+ !IS_ERR(rt5514->dsp_calib_clk)) {
+ msleep(20);
+
+ regmap_write(rt5514->i2c_regmap, 0x1800211c,
+ rt5514->pll3_cal_value);
+ regmap_write(rt5514->i2c_regmap, 0x18002124,
+ 0x00220012);
+ regmap_write(rt5514->i2c_regmap, 0x18002124,
+ 0x80220042);
+ regmap_write(rt5514->i2c_regmap, 0x18002124,
+ 0xe0220042);
+ }
+ } else {
+ regmap_multi_reg_write(rt5514->i2c_regmap,
+ rt5514_i2c_patch, ARRAY_SIZE(rt5514_i2c_patch));
+ regcache_mark_dirty(rt5514->regmap);
+ regcache_sync(rt5514->regmap);
+ }
+ }
+
+ return 1;
+}
+
+static const struct snd_kcontrol_new rt5514_snd_controls[] = {
+ SOC_DOUBLE_TLV("MIC Boost Volume", RT5514_ANA_CTRL_MICBST,
+ RT5514_SEL_BSTL_SFT, RT5514_SEL_BSTR_SFT, 8, 0, bst_tlv),
+ SOC_DOUBLE_R_TLV("ADC1 Capture Volume", RT5514_DOWNFILTER0_CTRL1,
+ RT5514_DOWNFILTER0_CTRL2, RT5514_AD_GAIN_SFT, 63, 0,
+ adc_vol_tlv),
+ SOC_DOUBLE_R_TLV("ADC2 Capture Volume", RT5514_DOWNFILTER1_CTRL1,
+ RT5514_DOWNFILTER1_CTRL2, RT5514_AD_GAIN_SFT, 63, 0,
+ adc_vol_tlv),
+ SOC_SINGLE_EXT("DSP Voice Wake Up", SND_SOC_NOPM, 0, 1, 0,
+ rt5514_dsp_voice_wake_up_get, rt5514_dsp_voice_wake_up_put),
+};
+
+/* ADC Mixer*/
+static const struct snd_kcontrol_new rt5514_sto1_adc_l_mix[] = {
+ SOC_DAPM_SINGLE("DMIC Switch", RT5514_DOWNFILTER0_CTRL1,
+ RT5514_AD_DMIC_MIX_BIT, 1, 1),
+ SOC_DAPM_SINGLE("ADC Switch", RT5514_DOWNFILTER0_CTRL1,
+ RT5514_AD_AD_MIX_BIT, 1, 1),
+};
+
+static const struct snd_kcontrol_new rt5514_sto1_adc_r_mix[] = {
+ SOC_DAPM_SINGLE("DMIC Switch", RT5514_DOWNFILTER0_CTRL2,
+ RT5514_AD_DMIC_MIX_BIT, 1, 1),
+ SOC_DAPM_SINGLE("ADC Switch", RT5514_DOWNFILTER0_CTRL2,
+ RT5514_AD_AD_MIX_BIT, 1, 1),
+};
+
+static const struct snd_kcontrol_new rt5514_sto2_adc_l_mix[] = {
+ SOC_DAPM_SINGLE("DMIC Switch", RT5514_DOWNFILTER1_CTRL1,
+ RT5514_AD_DMIC_MIX_BIT, 1, 1),
+ SOC_DAPM_SINGLE("ADC Switch", RT5514_DOWNFILTER1_CTRL1,
+ RT5514_AD_AD_MIX_BIT, 1, 1),
+};
+
+static const struct snd_kcontrol_new rt5514_sto2_adc_r_mix[] = {
+ SOC_DAPM_SINGLE("DMIC Switch", RT5514_DOWNFILTER1_CTRL2,
+ RT5514_AD_DMIC_MIX_BIT, 1, 1),
+ SOC_DAPM_SINGLE("ADC Switch", RT5514_DOWNFILTER1_CTRL2,
+ RT5514_AD_AD_MIX_BIT, 1, 1),
+};
+
+/* DMIC Source */
+static const char * const rt5514_dmic_src[] = {
+ "DMIC1", "DMIC2"
+};
+
+static SOC_ENUM_SINGLE_DECL(
+ rt5514_stereo1_dmic_enum, RT5514_DIG_SOURCE_CTRL,
+ RT5514_AD0_DMIC_INPUT_SEL_SFT, rt5514_dmic_src);
+
+static const struct snd_kcontrol_new rt5514_sto1_dmic_mux =
+ SOC_DAPM_ENUM("Stereo1 DMIC Source", rt5514_stereo1_dmic_enum);
+
+static SOC_ENUM_SINGLE_DECL(
+ rt5514_stereo2_dmic_enum, RT5514_DIG_SOURCE_CTRL,
+ RT5514_AD1_DMIC_INPUT_SEL_SFT, rt5514_dmic_src);
+
+static const struct snd_kcontrol_new rt5514_sto2_dmic_mux =
+ SOC_DAPM_ENUM("Stereo2 DMIC Source", rt5514_stereo2_dmic_enum);
+
+/**
+ * rt5514_calc_dmic_clk - Calculate the frequency divider parameter of dmic.
+ *
+ * @component: only used for dev_warn
+ * @rate: base clock rate.
+ *
+ * Choose divider parameter that gives the highest possible DMIC frequency in
+ * 1MHz - 3MHz range.
+ */
+static int rt5514_calc_dmic_clk(struct snd_soc_component *component, int rate)
+{
+ static const int div[] = {2, 3, 4, 8, 12, 16, 24, 32};
+ int i;
+
+ if (rate < 1000000 * div[0]) {
+ pr_warn("Base clock rate %d is too low\n", rate);
+ return -EINVAL;
+ }
+
+ for (i = 0; i < ARRAY_SIZE(div); i++) {
+ /* find divider that gives DMIC frequency below 3.072MHz */
+ if (3072000 * div[i] >= rate)
+ return i;
+ }
+
+ dev_warn(component->dev, "Base clock rate %d is too high\n", rate);
+ return -EINVAL;
+}
+
+static int rt5514_set_dmic_clk(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 rt5514_priv *rt5514 = snd_soc_component_get_drvdata(component);
+ int idx;
+
+ idx = rt5514_calc_dmic_clk(component, rt5514->sysclk);
+ if (idx < 0)
+ dev_err(component->dev, "Failed to set DMIC clock\n");
+ else
+ regmap_update_bits(rt5514->regmap, RT5514_CLK_CTRL1,
+ RT5514_CLK_DMIC_OUT_SEL_MASK,
+ idx << RT5514_CLK_DMIC_OUT_SEL_SFT);
+
+ if (rt5514->pdata.dmic_init_delay)
+ msleep(rt5514->pdata.dmic_init_delay);
+
+ return idx;
+}
+
+static int rt5514_is_sys_clk_from_pll(struct snd_soc_dapm_widget *source,
+ struct snd_soc_dapm_widget *sink)
+{
+ struct snd_soc_component *component = snd_soc_dapm_to_component(source->dapm);
+ struct rt5514_priv *rt5514 = snd_soc_component_get_drvdata(component);
+
+ if (rt5514->sysclk_src == RT5514_SCLK_S_PLL1)
+ return 1;
+ else
+ return 0;
+}
+
+static int rt5514_i2s_use_asrc(struct snd_soc_dapm_widget *source,
+ struct snd_soc_dapm_widget *sink)
+{
+ struct snd_soc_component *component = snd_soc_dapm_to_component(source->dapm);
+ struct rt5514_priv *rt5514 = snd_soc_component_get_drvdata(component);
+
+ return (rt5514->sysclk > rt5514->lrck * 384);
+}
+
+static const struct snd_soc_dapm_widget rt5514_dapm_widgets[] = {
+ /* Input Lines */
+ SND_SOC_DAPM_INPUT("DMIC1L"),
+ SND_SOC_DAPM_INPUT("DMIC1R"),
+ SND_SOC_DAPM_INPUT("DMIC2L"),
+ SND_SOC_DAPM_INPUT("DMIC2R"),
+
+ SND_SOC_DAPM_INPUT("AMICL"),
+ SND_SOC_DAPM_INPUT("AMICR"),
+
+ SND_SOC_DAPM_PGA("DMIC1", SND_SOC_NOPM, 0, 0, NULL, 0),
+ SND_SOC_DAPM_PGA("DMIC2", SND_SOC_NOPM, 0, 0, NULL, 0),
+
+ SND_SOC_DAPM_SUPPLY_S("DMIC CLK", 1, SND_SOC_NOPM, 0, 0,
+ rt5514_set_dmic_clk, SND_SOC_DAPM_PRE_PMU),
+
+ SND_SOC_DAPM_SUPPLY("ADC CLK", RT5514_CLK_CTRL1,
+ RT5514_CLK_AD_ANA1_EN_BIT, 0, NULL, 0),
+
+ SND_SOC_DAPM_SUPPLY("LDO18 IN", RT5514_PWR_ANA1,
+ RT5514_POW_LDO18_IN_BIT, 0, NULL, 0),
+ SND_SOC_DAPM_SUPPLY("LDO18 ADC", RT5514_PWR_ANA1,
+ RT5514_POW_LDO18_ADC_BIT, 0, NULL, 0),
+ SND_SOC_DAPM_SUPPLY("LDO21", RT5514_PWR_ANA1, RT5514_POW_LDO21_BIT, 0,
+ NULL, 0),
+ SND_SOC_DAPM_SUPPLY("BG LDO18 IN", RT5514_PWR_ANA1,
+ RT5514_POW_BG_LDO18_IN_BIT, 0, NULL, 0),
+ SND_SOC_DAPM_SUPPLY("BG LDO21", RT5514_PWR_ANA1,
+ RT5514_POW_BG_LDO21_BIT, 0, NULL, 0),
+ SND_SOC_DAPM_SUPPLY("BG MBIAS", RT5514_PWR_ANA2,
+ RT5514_POW_BG_MBIAS_BIT, 0, NULL, 0),
+ SND_SOC_DAPM_SUPPLY("MBIAS", RT5514_PWR_ANA2, RT5514_POW_MBIAS_BIT, 0,
+ NULL, 0),
+ SND_SOC_DAPM_SUPPLY("VREF2", RT5514_PWR_ANA2, RT5514_POW_VREF2_BIT, 0,
+ NULL, 0),
+ SND_SOC_DAPM_SUPPLY("VREF1", RT5514_PWR_ANA2, RT5514_POW_VREF1_BIT, 0,
+ NULL, 0),
+ SND_SOC_DAPM_SUPPLY("ADC Power", SND_SOC_NOPM, 0, 0, NULL, 0),
+
+
+ SND_SOC_DAPM_SUPPLY("LDO16L", RT5514_PWR_ANA2, RT5514_POWL_LDO16_BIT, 0,
+ NULL, 0),
+ SND_SOC_DAPM_SUPPLY("ADC1L", RT5514_PWR_ANA2, RT5514_POW_ADC1_L_BIT, 0,
+ NULL, 0),
+ SND_SOC_DAPM_SUPPLY("BSTL2", RT5514_PWR_ANA2, RT5514_POW2_BSTL_BIT, 0,
+ NULL, 0),
+ SND_SOC_DAPM_SUPPLY("BSTL", RT5514_PWR_ANA2, RT5514_POW_BSTL_BIT, 0,
+ NULL, 0),
+ SND_SOC_DAPM_SUPPLY("ADCFEDL", RT5514_PWR_ANA2, RT5514_POW_ADCFEDL_BIT,
+ 0, NULL, 0),
+ SND_SOC_DAPM_SUPPLY("ADCL Power", SND_SOC_NOPM, 0, 0, NULL, 0),
+
+ SND_SOC_DAPM_SUPPLY("LDO16R", RT5514_PWR_ANA2, RT5514_POWR_LDO16_BIT, 0,
+ NULL, 0),
+ SND_SOC_DAPM_SUPPLY("ADC1R", RT5514_PWR_ANA2, RT5514_POW_ADC1_R_BIT, 0,
+ NULL, 0),
+ SND_SOC_DAPM_SUPPLY("BSTR2", RT5514_PWR_ANA2, RT5514_POW2_BSTR_BIT, 0,
+ NULL, 0),
+ SND_SOC_DAPM_SUPPLY("BSTR", RT5514_PWR_ANA2, RT5514_POW_BSTR_BIT, 0,
+ NULL, 0),
+ SND_SOC_DAPM_SUPPLY("ADCFEDR", RT5514_PWR_ANA2, RT5514_POW_ADCFEDR_BIT,
+ 0, NULL, 0),
+ SND_SOC_DAPM_SUPPLY("ADCR Power", SND_SOC_NOPM, 0, 0, NULL, 0),
+
+ SND_SOC_DAPM_SUPPLY("PLL1 LDO ENABLE", RT5514_ANA_CTRL_PLL1_2,
+ RT5514_EN_LDO_PLL1_BIT, 0, NULL, 0),
+ SND_SOC_DAPM_SUPPLY("PLL1 LDO", RT5514_PWR_ANA2,
+ RT5514_POW_PLL1_LDO_BIT, 0, NULL, 0),
+ SND_SOC_DAPM_SUPPLY("PLL1", RT5514_PWR_ANA2, RT5514_POW_PLL1_BIT, 0,
+ NULL, 0),
+ SND_SOC_DAPM_SUPPLY_S("ASRC AD1", 1, RT5514_CLK_CTRL2,
+ RT5514_CLK_AD0_ASRC_EN_BIT, 0, NULL, 0),
+ SND_SOC_DAPM_SUPPLY_S("ASRC AD2", 1, RT5514_CLK_CTRL2,
+ RT5514_CLK_AD1_ASRC_EN_BIT, 0, NULL, 0),
+
+ /* ADC Mux */
+ SND_SOC_DAPM_MUX("Stereo1 DMIC Mux", SND_SOC_NOPM, 0, 0,
+ &rt5514_sto1_dmic_mux),
+ SND_SOC_DAPM_MUX("Stereo2 DMIC Mux", SND_SOC_NOPM, 0, 0,
+ &rt5514_sto2_dmic_mux),
+
+ /* ADC Mixer */
+ SND_SOC_DAPM_SUPPLY("adc stereo1 filter", RT5514_CLK_CTRL1,
+ RT5514_CLK_AD0_EN_BIT, 0, NULL, 0),
+ SND_SOC_DAPM_SUPPLY("adc stereo2 filter", RT5514_CLK_CTRL1,
+ RT5514_CLK_AD1_EN_BIT, 0, NULL, 0),
+
+ SND_SOC_DAPM_MIXER("Sto1 ADC MIXL", SND_SOC_NOPM, 0, 0,
+ rt5514_sto1_adc_l_mix, ARRAY_SIZE(rt5514_sto1_adc_l_mix)),
+ SND_SOC_DAPM_MIXER("Sto1 ADC MIXR", SND_SOC_NOPM, 0, 0,
+ rt5514_sto1_adc_r_mix, ARRAY_SIZE(rt5514_sto1_adc_r_mix)),
+ SND_SOC_DAPM_MIXER("Sto2 ADC MIXL", SND_SOC_NOPM, 0, 0,
+ rt5514_sto2_adc_l_mix, ARRAY_SIZE(rt5514_sto2_adc_l_mix)),
+ SND_SOC_DAPM_MIXER("Sto2 ADC MIXR", SND_SOC_NOPM, 0, 0,
+ rt5514_sto2_adc_r_mix, ARRAY_SIZE(rt5514_sto2_adc_r_mix)),
+
+ SND_SOC_DAPM_ADC("Stereo1 ADC MIXL", NULL, RT5514_DOWNFILTER0_CTRL1,
+ RT5514_AD_AD_MUTE_BIT, 1),
+ SND_SOC_DAPM_ADC("Stereo1 ADC MIXR", NULL, RT5514_DOWNFILTER0_CTRL2,
+ RT5514_AD_AD_MUTE_BIT, 1),
+ SND_SOC_DAPM_ADC("Stereo2 ADC MIXL", NULL, RT5514_DOWNFILTER1_CTRL1,
+ RT5514_AD_AD_MUTE_BIT, 1),
+ SND_SOC_DAPM_ADC("Stereo2 ADC MIXR", NULL, RT5514_DOWNFILTER1_CTRL2,
+ RT5514_AD_AD_MUTE_BIT, 1),
+
+ /* ADC PGA */
+ SND_SOC_DAPM_PGA("Stereo1 ADC MIX", SND_SOC_NOPM, 0, 0, NULL, 0),
+ SND_SOC_DAPM_PGA("Stereo2 ADC MIX", SND_SOC_NOPM, 0, 0, NULL, 0),
+
+ /* Audio Interface */
+ SND_SOC_DAPM_AIF_OUT("AIF1TX", "AIF1 Capture", 0, SND_SOC_NOPM, 0, 0),
+};
+
+static const struct snd_soc_dapm_route rt5514_dapm_routes[] = {
+ { "DMIC1", NULL, "DMIC1L" },
+ { "DMIC1", NULL, "DMIC1R" },
+ { "DMIC2", NULL, "DMIC2L" },
+ { "DMIC2", NULL, "DMIC2R" },
+
+ { "DMIC1L", NULL, "DMIC CLK" },
+ { "DMIC1R", NULL, "DMIC CLK" },
+ { "DMIC2L", NULL, "DMIC CLK" },
+ { "DMIC2R", NULL, "DMIC CLK" },
+
+ { "Stereo1 DMIC Mux", "DMIC1", "DMIC1" },
+ { "Stereo1 DMIC Mux", "DMIC2", "DMIC2" },
+
+ { "Sto1 ADC MIXL", "DMIC Switch", "Stereo1 DMIC Mux" },
+ { "Sto1 ADC MIXL", "ADC Switch", "AMICL" },
+ { "Sto1 ADC MIXR", "DMIC Switch", "Stereo1 DMIC Mux" },
+ { "Sto1 ADC MIXR", "ADC Switch", "AMICR" },
+
+ { "ADC Power", NULL, "LDO18 IN" },
+ { "ADC Power", NULL, "LDO18 ADC" },
+ { "ADC Power", NULL, "LDO21" },
+ { "ADC Power", NULL, "BG LDO18 IN" },
+ { "ADC Power", NULL, "BG LDO21" },
+ { "ADC Power", NULL, "BG MBIAS" },
+ { "ADC Power", NULL, "MBIAS" },
+ { "ADC Power", NULL, "VREF2" },
+ { "ADC Power", NULL, "VREF1" },
+
+ { "ADCL Power", NULL, "LDO16L" },
+ { "ADCL Power", NULL, "ADC1L" },
+ { "ADCL Power", NULL, "BSTL2" },
+ { "ADCL Power", NULL, "BSTL" },
+ { "ADCL Power", NULL, "ADCFEDL" },
+
+ { "ADCR Power", NULL, "LDO16R" },
+ { "ADCR Power", NULL, "ADC1R" },
+ { "ADCR Power", NULL, "BSTR2" },
+ { "ADCR Power", NULL, "BSTR" },
+ { "ADCR Power", NULL, "ADCFEDR" },
+
+ { "AMICL", NULL, "ADC CLK" },
+ { "AMICL", NULL, "ADC Power" },
+ { "AMICL", NULL, "ADCL Power" },
+ { "AMICR", NULL, "ADC CLK" },
+ { "AMICR", NULL, "ADC Power" },
+ { "AMICR", NULL, "ADCR Power" },
+
+ { "PLL1 LDO", NULL, "PLL1 LDO ENABLE" },
+ { "PLL1", NULL, "PLL1 LDO" },
+
+ { "Stereo1 ADC MIXL", NULL, "Sto1 ADC MIXL" },
+ { "Stereo1 ADC MIXR", NULL, "Sto1 ADC MIXR" },
+
+ { "Stereo1 ADC MIX", NULL, "Stereo1 ADC MIXL" },
+ { "Stereo1 ADC MIX", NULL, "Stereo1 ADC MIXR" },
+ { "Stereo1 ADC MIX", NULL, "adc stereo1 filter" },
+ { "adc stereo1 filter", NULL, "PLL1", rt5514_is_sys_clk_from_pll },
+ { "adc stereo1 filter", NULL, "ASRC AD1", rt5514_i2s_use_asrc },
+
+ { "Stereo2 DMIC Mux", "DMIC1", "DMIC1" },
+ { "Stereo2 DMIC Mux", "DMIC2", "DMIC2" },
+
+ { "Sto2 ADC MIXL", "DMIC Switch", "Stereo2 DMIC Mux" },
+ { "Sto2 ADC MIXL", "ADC Switch", "AMICL" },
+ { "Sto2 ADC MIXR", "DMIC Switch", "Stereo2 DMIC Mux" },
+ { "Sto2 ADC MIXR", "ADC Switch", "AMICR" },
+
+ { "Stereo2 ADC MIXL", NULL, "Sto2 ADC MIXL" },
+ { "Stereo2 ADC MIXR", NULL, "Sto2 ADC MIXR" },
+
+ { "Stereo2 ADC MIX", NULL, "Stereo2 ADC MIXL" },
+ { "Stereo2 ADC MIX", NULL, "Stereo2 ADC MIXR" },
+ { "Stereo2 ADC MIX", NULL, "adc stereo2 filter" },
+ { "adc stereo2 filter", NULL, "PLL1", rt5514_is_sys_clk_from_pll },
+ { "adc stereo2 filter", NULL, "ASRC AD2", rt5514_i2s_use_asrc },
+
+ { "AIF1TX", NULL, "Stereo1 ADC MIX"},
+ { "AIF1TX", NULL, "Stereo2 ADC MIX"},
+};
+
+static int rt5514_hw_params(struct snd_pcm_substream *substream,
+ struct snd_pcm_hw_params *params, struct snd_soc_dai *dai)
+{
+ struct snd_soc_component *component = dai->component;
+ struct rt5514_priv *rt5514 = snd_soc_component_get_drvdata(component);
+ int pre_div, bclk_ms, frame_size;
+ unsigned int val_len = 0;
+
+ rt5514->lrck = params_rate(params);
+ pre_div = rl6231_get_clk_info(rt5514->sysclk, rt5514->lrck);
+ if (pre_div < 0) {
+ dev_err(component->dev, "Unsupported clock setting\n");
+ return -EINVAL;
+ }
+
+ frame_size = snd_soc_params_to_frame_size(params);
+ if (frame_size < 0) {
+ dev_err(component->dev, "Unsupported frame size: %d\n", frame_size);
+ return -EINVAL;
+ }
+
+ bclk_ms = frame_size > 32;
+ rt5514->bclk = rt5514->lrck * (32 << bclk_ms);
+
+ dev_dbg(dai->dev, "bclk is %dHz and lrck is %dHz\n",
+ rt5514->bclk, rt5514->lrck);
+ dev_dbg(dai->dev, "bclk_ms is %d and pre_div is %d for iis %d\n",
+ bclk_ms, pre_div, dai->id);
+
+ switch (params_format(params)) {
+ case SNDRV_PCM_FORMAT_S16_LE:
+ break;
+ case SNDRV_PCM_FORMAT_S20_3LE:
+ val_len = RT5514_I2S_DL_20;
+ break;
+ case SNDRV_PCM_FORMAT_S24_LE:
+ val_len = RT5514_I2S_DL_24;
+ break;
+ case SNDRV_PCM_FORMAT_S8:
+ val_len = RT5514_I2S_DL_8;
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ regmap_update_bits(rt5514->regmap, RT5514_I2S_CTRL1, RT5514_I2S_DL_MASK,
+ val_len);
+ regmap_update_bits(rt5514->regmap, RT5514_CLK_CTRL1,
+ RT5514_CLK_AD_ANA1_SEL_MASK,
+ (pre_div + 1) << RT5514_CLK_AD_ANA1_SEL_SFT);
+ regmap_update_bits(rt5514->regmap, RT5514_CLK_CTRL2,
+ RT5514_CLK_SYS_DIV_OUT_MASK | RT5514_SEL_ADC_OSR_MASK,
+ pre_div << RT5514_CLK_SYS_DIV_OUT_SFT |
+ pre_div << RT5514_SEL_ADC_OSR_SFT);
+
+ return 0;
+}
+
+static int rt5514_set_dai_fmt(struct snd_soc_dai *dai, unsigned int fmt)
+{
+ struct snd_soc_component *component = dai->component;
+ struct rt5514_priv *rt5514 = snd_soc_component_get_drvdata(component);
+ unsigned int reg_val = 0;
+
+ switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
+ case SND_SOC_DAIFMT_NB_NF:
+ break;
+
+ case SND_SOC_DAIFMT_NB_IF:
+ reg_val |= RT5514_I2S_LR_INV;
+ break;
+
+ case SND_SOC_DAIFMT_IB_NF:
+ reg_val |= RT5514_I2S_BP_INV;
+ break;
+
+ case SND_SOC_DAIFMT_IB_IF:
+ reg_val |= RT5514_I2S_BP_INV | RT5514_I2S_LR_INV;
+ break;
+
+ default:
+ return -EINVAL;
+ }
+
+ switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
+ case SND_SOC_DAIFMT_I2S:
+ break;
+
+ case SND_SOC_DAIFMT_LEFT_J:
+ reg_val |= RT5514_I2S_DF_LEFT;
+ break;
+
+ case SND_SOC_DAIFMT_DSP_A:
+ reg_val |= RT5514_I2S_DF_PCM_A;
+ break;
+
+ case SND_SOC_DAIFMT_DSP_B:
+ reg_val |= RT5514_I2S_DF_PCM_B;
+ break;
+
+ default:
+ return -EINVAL;
+ }
+
+ regmap_update_bits(rt5514->regmap, RT5514_I2S_CTRL1,
+ RT5514_I2S_DF_MASK | RT5514_I2S_BP_MASK | RT5514_I2S_LR_MASK,
+ reg_val);
+
+ return 0;
+}
+
+static int rt5514_set_dai_sysclk(struct snd_soc_dai *dai,
+ int clk_id, unsigned int freq, int dir)
+{
+ struct snd_soc_component *component = dai->component;
+ struct rt5514_priv *rt5514 = snd_soc_component_get_drvdata(component);
+ unsigned int reg_val = 0;
+
+ if (freq == rt5514->sysclk && clk_id == rt5514->sysclk_src)
+ return 0;
+
+ switch (clk_id) {
+ case RT5514_SCLK_S_MCLK:
+ reg_val |= RT5514_CLK_SYS_PRE_SEL_MCLK;
+ break;
+
+ case RT5514_SCLK_S_PLL1:
+ reg_val |= RT5514_CLK_SYS_PRE_SEL_PLL;
+ break;
+
+ default:
+ dev_err(component->dev, "Invalid clock id (%d)\n", clk_id);
+ return -EINVAL;
+ }
+
+ regmap_update_bits(rt5514->regmap, RT5514_CLK_CTRL2,
+ RT5514_CLK_SYS_PRE_SEL_MASK, reg_val);
+
+ rt5514->sysclk = freq;
+ rt5514->sysclk_src = clk_id;
+
+ dev_dbg(dai->dev, "Sysclk is %dHz and clock id is %d\n", freq, clk_id);
+
+ return 0;
+}
+
+static int rt5514_set_dai_pll(struct snd_soc_dai *dai, int pll_id, int source,
+ unsigned int freq_in, unsigned int freq_out)
+{
+ struct snd_soc_component *component = dai->component;
+ struct rt5514_priv *rt5514 = snd_soc_component_get_drvdata(component);
+ struct rl6231_pll_code pll_code;
+ int ret;
+
+ if (!freq_in || !freq_out) {
+ dev_dbg(component->dev, "PLL disabled\n");
+
+ rt5514->pll_in = 0;
+ rt5514->pll_out = 0;
+ regmap_update_bits(rt5514->regmap, RT5514_CLK_CTRL2,
+ RT5514_CLK_SYS_PRE_SEL_MASK,
+ RT5514_CLK_SYS_PRE_SEL_MCLK);
+
+ return 0;
+ }
+
+ if (source == rt5514->pll_src && freq_in == rt5514->pll_in &&
+ freq_out == rt5514->pll_out)
+ return 0;
+
+ switch (source) {
+ case RT5514_PLL1_S_MCLK:
+ regmap_update_bits(rt5514->regmap, RT5514_PLL_SOURCE_CTRL,
+ RT5514_PLL_1_SEL_MASK, RT5514_PLL_1_SEL_MCLK);
+ break;
+
+ case RT5514_PLL1_S_BCLK:
+ regmap_update_bits(rt5514->regmap, RT5514_PLL_SOURCE_CTRL,
+ RT5514_PLL_1_SEL_MASK, RT5514_PLL_1_SEL_SCLK);
+ break;
+
+ default:
+ dev_err(component->dev, "Unknown PLL source %d\n", source);
+ return -EINVAL;
+ }
+
+ ret = rl6231_pll_calc(freq_in, freq_out, &pll_code);
+ if (ret < 0) {
+ dev_err(component->dev, "Unsupported input clock %d\n", freq_in);
+ return ret;
+ }
+
+ dev_dbg(component->dev, "bypass=%d m=%d n=%d k=%d\n",
+ pll_code.m_bp, (pll_code.m_bp ? 0 : pll_code.m_code),
+ pll_code.n_code, pll_code.k_code);
+
+ regmap_write(rt5514->regmap, RT5514_ANA_CTRL_PLL1_1,
+ pll_code.k_code << RT5514_PLL_K_SFT |
+ pll_code.n_code << RT5514_PLL_N_SFT |
+ (pll_code.m_bp ? 0 : pll_code.m_code) << RT5514_PLL_M_SFT);
+ regmap_update_bits(rt5514->regmap, RT5514_ANA_CTRL_PLL1_2,
+ RT5514_PLL_M_BP, pll_code.m_bp << RT5514_PLL_M_BP_SFT);
+
+ rt5514->pll_in = freq_in;
+ rt5514->pll_out = freq_out;
+ rt5514->pll_src = source;
+
+ return 0;
+}
+
+static int rt5514_set_tdm_slot(struct snd_soc_dai *dai, unsigned int tx_mask,
+ unsigned int rx_mask, int slots, int slot_width)
+{
+ struct snd_soc_component *component = dai->component;
+ struct rt5514_priv *rt5514 = snd_soc_component_get_drvdata(component);
+ unsigned int val = 0, val2 = 0;
+
+ if (rx_mask || tx_mask)
+ val |= RT5514_TDM_MODE;
+
+ switch (tx_mask) {
+ case 0x3:
+ val2 |= RT5514_TDM_DOCKING_MODE | RT5514_TDM_DOCKING_VALID_CH2 |
+ RT5514_TDM_DOCKING_START_SLOT0;
+ break;
+
+ case 0x30:
+ val2 |= RT5514_TDM_DOCKING_MODE | RT5514_TDM_DOCKING_VALID_CH2 |
+ RT5514_TDM_DOCKING_START_SLOT4;
+ break;
+
+ case 0xf:
+ val2 |= RT5514_TDM_DOCKING_MODE | RT5514_TDM_DOCKING_VALID_CH4 |
+ RT5514_TDM_DOCKING_START_SLOT0;
+ break;
+
+ case 0xf0:
+ val2 |= RT5514_TDM_DOCKING_MODE | RT5514_TDM_DOCKING_VALID_CH4 |
+ RT5514_TDM_DOCKING_START_SLOT4;
+ break;
+
+ default:
+ break;
+ }
+
+
+
+ switch (slots) {
+ case 4:
+ val |= RT5514_TDMSLOT_SEL_RX_4CH | RT5514_TDMSLOT_SEL_TX_4CH;
+ break;
+
+ case 6:
+ val |= RT5514_TDMSLOT_SEL_RX_6CH | RT5514_TDMSLOT_SEL_TX_6CH;
+ break;
+
+ case 8:
+ val |= RT5514_TDMSLOT_SEL_RX_8CH | RT5514_TDMSLOT_SEL_TX_8CH;
+ break;
+
+ case 2:
+ default:
+ break;
+ }
+
+ switch (slot_width) {
+ case 20:
+ val |= RT5514_CH_LEN_RX_20 | RT5514_CH_LEN_TX_20;
+ break;
+
+ case 24:
+ val |= RT5514_CH_LEN_RX_24 | RT5514_CH_LEN_TX_24;
+ break;
+
+ case 25:
+ val |= RT5514_TDM_MODE2;
+ break;
+
+ case 32:
+ val |= RT5514_CH_LEN_RX_32 | RT5514_CH_LEN_TX_32;
+ break;
+
+ case 16:
+ default:
+ break;
+ }
+
+ regmap_update_bits(rt5514->regmap, RT5514_I2S_CTRL1, RT5514_TDM_MODE |
+ RT5514_TDMSLOT_SEL_RX_MASK | RT5514_TDMSLOT_SEL_TX_MASK |
+ RT5514_CH_LEN_RX_MASK | RT5514_CH_LEN_TX_MASK |
+ RT5514_TDM_MODE2, val);
+
+ regmap_update_bits(rt5514->regmap, RT5514_I2S_CTRL2,
+ RT5514_TDM_DOCKING_MODE | RT5514_TDM_DOCKING_VALID_CH_MASK |
+ RT5514_TDM_DOCKING_START_MASK, val2);
+
+ return 0;
+}
+
+static int rt5514_set_bias_level(struct snd_soc_component *component,
+ enum snd_soc_bias_level level)
+{
+ struct rt5514_priv *rt5514 = snd_soc_component_get_drvdata(component);
+ int ret;
+
+ switch (level) {
+ case SND_SOC_BIAS_PREPARE:
+ if (IS_ERR(rt5514->mclk))
+ break;
+
+ if (snd_soc_component_get_bias_level(component) == SND_SOC_BIAS_ON) {
+ clk_disable_unprepare(rt5514->mclk);
+ } else {
+ ret = clk_prepare_enable(rt5514->mclk);
+ if (ret)
+ return ret;
+ }
+ break;
+
+ case SND_SOC_BIAS_STANDBY:
+ if (snd_soc_component_get_bias_level(component) == SND_SOC_BIAS_OFF) {
+ /*
+ * If the DSP is enabled in start of recording, the DSP
+ * should be disabled, and sync back to normal recording
+ * settings to make sure recording properly.
+ */
+ if (rt5514->dsp_enabled) {
+ rt5514->dsp_enabled = 0;
+ regmap_multi_reg_write(rt5514->i2c_regmap,
+ rt5514_i2c_patch,
+ ARRAY_SIZE(rt5514_i2c_patch));
+ regcache_mark_dirty(rt5514->regmap);
+ regcache_sync(rt5514->regmap);
+ }
+ }
+ break;
+
+ default:
+ break;
+ }
+
+ return 0;
+}
+
+static int rt5514_probe(struct snd_soc_component *component)
+{
+ struct rt5514_priv *rt5514 = snd_soc_component_get_drvdata(component);
+ struct platform_device *pdev = container_of(component->dev,
+ struct platform_device, dev);
+
+ rt5514->mclk = devm_clk_get(component->dev, "mclk");
+ if (PTR_ERR(rt5514->mclk) == -EPROBE_DEFER)
+ return -EPROBE_DEFER;
+
+ if (rt5514->pdata.dsp_calib_clk_name) {
+ rt5514->dsp_calib_clk = devm_clk_get(&pdev->dev,
+ rt5514->pdata.dsp_calib_clk_name);
+ if (PTR_ERR(rt5514->dsp_calib_clk) == -EPROBE_DEFER)
+ return -EPROBE_DEFER;
+ }
+
+ rt5514->component = component;
+ rt5514->pll3_cal_value = 0x0078b000;
+
+ return 0;
+}
+
+static int rt5514_i2c_read(void *context, unsigned int reg, unsigned int *val)
+{
+ struct i2c_client *client = context;
+ struct rt5514_priv *rt5514 = i2c_get_clientdata(client);
+
+ regmap_read(rt5514->i2c_regmap, reg | RT5514_DSP_MAPPING, val);
+
+ return 0;
+}
+
+static int rt5514_i2c_write(void *context, unsigned int reg, unsigned int val)
+{
+ struct i2c_client *client = context;
+ struct rt5514_priv *rt5514 = i2c_get_clientdata(client);
+
+ regmap_write(rt5514->i2c_regmap, reg | RT5514_DSP_MAPPING, val);
+
+ return 0;
+}
+
+#define RT5514_STEREO_RATES SNDRV_PCM_RATE_8000_192000
+#define RT5514_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE | \
+ SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S8)
+
+static const struct snd_soc_dai_ops rt5514_aif_dai_ops = {
+ .hw_params = rt5514_hw_params,
+ .set_fmt = rt5514_set_dai_fmt,
+ .set_sysclk = rt5514_set_dai_sysclk,
+ .set_pll = rt5514_set_dai_pll,
+ .set_tdm_slot = rt5514_set_tdm_slot,
+};
+
+static struct snd_soc_dai_driver rt5514_dai[] = {
+ {
+ .name = "rt5514-aif1",
+ .id = 0,
+ .capture = {
+ .stream_name = "AIF1 Capture",
+ .channels_min = 1,
+ .channels_max = 4,
+ .rates = RT5514_STEREO_RATES,
+ .formats = RT5514_FORMATS,
+ },
+ .ops = &rt5514_aif_dai_ops,
+ }
+};
+
+static const struct snd_soc_component_driver soc_component_dev_rt5514 = {
+ .probe = rt5514_probe,
+ .set_bias_level = rt5514_set_bias_level,
+ .controls = rt5514_snd_controls,
+ .num_controls = ARRAY_SIZE(rt5514_snd_controls),
+ .dapm_widgets = rt5514_dapm_widgets,
+ .num_dapm_widgets = ARRAY_SIZE(rt5514_dapm_widgets),
+ .dapm_routes = rt5514_dapm_routes,
+ .num_dapm_routes = ARRAY_SIZE(rt5514_dapm_routes),
+ .use_pmdown_time = 1,
+ .endianness = 1,
+};
+
+static const struct regmap_config rt5514_i2c_regmap = {
+ .name = "i2c",
+ .reg_bits = 32,
+ .val_bits = 32,
+
+ .readable_reg = rt5514_i2c_readable_register,
+
+ .cache_type = REGCACHE_NONE,
+};
+
+static const struct regmap_config rt5514_regmap = {
+ .reg_bits = 16,
+ .val_bits = 32,
+
+ .max_register = RT5514_VENDOR_ID2,
+ .volatile_reg = rt5514_volatile_register,
+ .readable_reg = rt5514_readable_register,
+ .reg_read = rt5514_i2c_read,
+ .reg_write = rt5514_i2c_write,
+
+ .cache_type = REGCACHE_RBTREE,
+ .reg_defaults = rt5514_reg,
+ .num_reg_defaults = ARRAY_SIZE(rt5514_reg),
+ .use_single_read = true,
+ .use_single_write = true,
+};
+
+static const struct i2c_device_id rt5514_i2c_id[] = {
+ { "rt5514", 0 },
+ { }
+};
+MODULE_DEVICE_TABLE(i2c, rt5514_i2c_id);
+
+#if defined(CONFIG_OF)
+static const struct of_device_id rt5514_of_match[] = {
+ { .compatible = "realtek,rt5514", },
+ {},
+};
+MODULE_DEVICE_TABLE(of, rt5514_of_match);
+#endif
+
+#ifdef CONFIG_ACPI
+static const struct acpi_device_id rt5514_acpi_match[] = {
+ { "10EC5514", 0},
+ {},
+};
+MODULE_DEVICE_TABLE(acpi, rt5514_acpi_match);
+#endif
+
+static int rt5514_parse_dp(struct rt5514_priv *rt5514, struct device *dev)
+{
+ device_property_read_u32(dev, "realtek,dmic-init-delay-ms",
+ &rt5514->pdata.dmic_init_delay);
+ device_property_read_string(dev, "realtek,dsp-calib-clk-name",
+ &rt5514->pdata.dsp_calib_clk_name);
+ device_property_read_u32(dev, "realtek,dsp-calib-clk-rate",
+ &rt5514->pdata.dsp_calib_clk_rate);
+
+ return 0;
+}
+
+static __maybe_unused int rt5514_i2c_resume(struct device *dev)
+{
+ struct rt5514_priv *rt5514 = dev_get_drvdata(dev);
+ unsigned int val;
+
+ /*
+ * Add a bogus read to avoid rt5514's confusion after s2r in case it
+ * saw glitches on the i2c lines and thought the other side sent a
+ * start bit.
+ */
+ regmap_read(rt5514->regmap, RT5514_VENDOR_ID2, &val);
+
+ return 0;
+}
+
+static int rt5514_i2c_probe(struct i2c_client *i2c)
+{
+ struct rt5514_platform_data *pdata = dev_get_platdata(&i2c->dev);
+ struct rt5514_priv *rt5514;
+ int ret;
+ unsigned int val = ~0;
+
+ rt5514 = devm_kzalloc(&i2c->dev, sizeof(struct rt5514_priv),
+ GFP_KERNEL);
+ if (rt5514 == NULL)
+ return -ENOMEM;
+
+ i2c_set_clientdata(i2c, rt5514);
+
+ if (pdata)
+ rt5514->pdata = *pdata;
+ else
+ rt5514_parse_dp(rt5514, &i2c->dev);
+
+ rt5514->i2c_regmap = devm_regmap_init_i2c(i2c, &rt5514_i2c_regmap);
+ if (IS_ERR(rt5514->i2c_regmap)) {
+ ret = PTR_ERR(rt5514->i2c_regmap);
+ dev_err(&i2c->dev, "Failed to allocate register map: %d\n",
+ ret);
+ return ret;
+ }
+
+ rt5514->regmap = devm_regmap_init(&i2c->dev, NULL, i2c, &rt5514_regmap);
+ if (IS_ERR(rt5514->regmap)) {
+ ret = PTR_ERR(rt5514->regmap);
+ dev_err(&i2c->dev, "Failed to allocate register map: %d\n",
+ ret);
+ return ret;
+ }
+
+ /*
+ * The rt5514 can get confused if the i2c lines glitch together, as
+ * can happen at bootup as regulators are turned off and on. If it's
+ * in this glitched state the first i2c read will fail, so we'll give
+ * it one change to retry.
+ */
+ ret = regmap_read(rt5514->regmap, RT5514_VENDOR_ID2, &val);
+ if (ret || val != RT5514_DEVICE_ID)
+ ret = regmap_read(rt5514->regmap, RT5514_VENDOR_ID2, &val);
+ if (ret || val != RT5514_DEVICE_ID) {
+ dev_err(&i2c->dev,
+ "Device with ID register %x is not rt5514\n", val);
+ return -ENODEV;
+ }
+
+ ret = regmap_multi_reg_write(rt5514->i2c_regmap, rt5514_i2c_patch,
+ ARRAY_SIZE(rt5514_i2c_patch));
+ if (ret != 0)
+ dev_warn(&i2c->dev, "Failed to apply i2c_regmap patch: %d\n",
+ ret);
+
+ ret = regmap_register_patch(rt5514->regmap, rt5514_patch,
+ ARRAY_SIZE(rt5514_patch));
+ if (ret != 0)
+ dev_warn(&i2c->dev, "Failed to apply regmap patch: %d\n", ret);
+
+ return devm_snd_soc_register_component(&i2c->dev,
+ &soc_component_dev_rt5514,
+ rt5514_dai, ARRAY_SIZE(rt5514_dai));
+}
+
+static const struct dev_pm_ops rt5514_i2_pm_ops = {
+ SET_SYSTEM_SLEEP_PM_OPS(NULL, rt5514_i2c_resume)
+};
+
+static struct i2c_driver rt5514_i2c_driver = {
+ .driver = {
+ .name = "rt5514",
+ .acpi_match_table = ACPI_PTR(rt5514_acpi_match),
+ .of_match_table = of_match_ptr(rt5514_of_match),
+ .pm = &rt5514_i2_pm_ops,
+ },
+ .probe_new = rt5514_i2c_probe,
+ .id_table = rt5514_i2c_id,
+};
+module_i2c_driver(rt5514_i2c_driver);
+
+MODULE_DESCRIPTION("ASoC RT5514 driver");
+MODULE_AUTHOR("Oder Chiou <oder_chiou@realtek.com>");
+MODULE_LICENSE("GPL v2");