diff options
| -rw-r--r-- | include/sound/rt5640.h | 22 | ||||
| -rw-r--r-- | sound/soc/codecs/Kconfig | 4 | ||||
| -rw-r--r-- | sound/soc/codecs/Makefile | 2 | ||||
| -rw-r--r-- | sound/soc/codecs/rt5640.c | 2092 | ||||
| -rw-r--r-- | sound/soc/codecs/rt5640.h | 2092 |
5 files changed, 4212 insertions, 0 deletions
diff --git a/include/sound/rt5640.h b/include/sound/rt5640.h new file mode 100644 index 000000000000..27cc75ed67f8 --- /dev/null +++ b/include/sound/rt5640.h @@ -0,0 +1,22 @@ +/* + * linux/sound/rt5640.h -- Platform data for RT5640 + * + * Copyright 2011 Realtek Microelectronics + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#ifndef __LINUX_SND_RT5640_H +#define __LINUX_SND_RT5640_H + +struct rt5640_platform_data { + /* IN1 & IN2 can optionally be differential */ + bool in1_diff; + bool in2_diff; + + int ldo1_en; /* GPIO for LDO1_EN */ +}; + +#endif diff --git a/sound/soc/codecs/Kconfig b/sound/soc/codecs/Kconfig index 2f45f00e31b0..04c87f77b7e8 100644 --- a/sound/soc/codecs/Kconfig +++ b/sound/soc/codecs/Kconfig @@ -56,6 +56,7 @@ config SND_SOC_ALL_CODECS select SND_SOC_OMAP_HDMI_CODEC if OMAP4_DSS_HDMI select SND_SOC_PCM3008 select SND_SOC_RT5631 if I2C + select SND_SOC_RT5640 if I2C select SND_SOC_SGTL5000 if I2C select SND_SOC_SI476X if MFD_SI476X_CORE select SND_SOC_SN95031 if INTEL_SCU_IPC @@ -296,6 +297,9 @@ config SND_SOC_PCM3008 config SND_SOC_RT5631 tristate +config SND_SOC_RT5640 + tristate + #Freescale sgtl5000 codec config SND_SOC_SGTL5000 tristate diff --git a/sound/soc/codecs/Makefile b/sound/soc/codecs/Makefile index b9e41c9a1f4c..732c4a7bd6ac 100644 --- a/sound/soc/codecs/Makefile +++ b/sound/soc/codecs/Makefile @@ -44,6 +44,7 @@ snd-soc-ml26124-objs := ml26124.o snd-soc-omap-hdmi-codec-objs := omap-hdmi.o snd-soc-pcm3008-objs := pcm3008.o snd-soc-rt5631-objs := rt5631.o +snd-soc-rt5640-objs := rt5640.o snd-soc-sgtl5000-objs := sgtl5000.o snd-soc-alc5623-objs := alc5623.o snd-soc-alc5632-objs := alc5632.o @@ -171,6 +172,7 @@ obj-$(CONFIG_SND_SOC_ML26124) += snd-soc-ml26124.o obj-$(CONFIG_SND_SOC_OMAP_HDMI_CODEC) += snd-soc-omap-hdmi-codec.o obj-$(CONFIG_SND_SOC_PCM3008) += snd-soc-pcm3008.o obj-$(CONFIG_SND_SOC_RT5631) += snd-soc-rt5631.o +obj-$(CONFIG_SND_SOC_RT5640) += snd-soc-rt5640.o obj-$(CONFIG_SND_SOC_SGTL5000) += snd-soc-sgtl5000.o obj-$(CONFIG_SND_SOC_SIGMADSP) += snd-soc-sigmadsp.o obj-$(CONFIG_SND_SOC_SI476X) += snd-soc-si476x.o diff --git a/sound/soc/codecs/rt5640.c b/sound/soc/codecs/rt5640.c new file mode 100644 index 000000000000..288c17cd6023 --- /dev/null +++ b/sound/soc/codecs/rt5640.c @@ -0,0 +1,2092 @@ +/* + * rt5640.c -- RT5640 ALSA SoC audio codec driver + * + * Copyright 2011 Realtek Semiconductor Corp. + * Author: Johnny Hsu <johnnyhsu@realtek.com> + * Copyright (c) 2013, NVIDIA CORPORATION. All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#include <linux/module.h> +#include <linux/moduleparam.h> +#include <linux/init.h> +#include <linux/delay.h> +#include <linux/pm.h> +#include <linux/gpio.h> +#include <linux/i2c.h> +#include <linux/regmap.h> +#include <linux/platform_device.h> +#include <linux/spi/spi.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 "rt5640.h" + +#define RT5640_DEVICE_ID 0x6231 + +#define RT5640_PR_RANGE_BASE (0xff + 1) +#define RT5640_PR_SPACING 0x100 + +#define RT5640_PR_BASE (RT5640_PR_RANGE_BASE + (0 * RT5640_PR_SPACING)) + +static const struct regmap_range_cfg rt5640_ranges[] = { + { .name = "PR", .range_min = RT5640_PR_BASE, + .range_max = RT5640_PR_BASE + 0xb4, + .selector_reg = RT5640_PRIV_INDEX, + .selector_mask = 0xff, + .selector_shift = 0x0, + .window_start = RT5640_PRIV_DATA, + .window_len = 0x1, }, +}; + +static struct reg_default init_list[] = { + {RT5640_PR_BASE + 0x3d, 0x3600}, + {RT5640_PR_BASE + 0x1c, 0x0D21}, + {RT5640_PR_BASE + 0x1b, 0x0000}, + {RT5640_PR_BASE + 0x12, 0x0aa8}, + {RT5640_PR_BASE + 0x14, 0x0aaa}, + {RT5640_PR_BASE + 0x20, 0x6110}, + {RT5640_PR_BASE + 0x21, 0xe0e0}, + {RT5640_PR_BASE + 0x23, 0x1804}, +}; +#define RT5640_INIT_REG_LEN ARRAY_SIZE(init_list) + +static const struct reg_default rt5640_reg[RT5640_VENDOR_ID2 + 1] = { + { 0x00, 0x000e }, + { 0x01, 0xc8c8 }, + { 0x02, 0xc8c8 }, + { 0x03, 0xc8c8 }, + { 0x04, 0x8000 }, + { 0x0d, 0x0000 }, + { 0x0e, 0x0000 }, + { 0x0f, 0x0808 }, + { 0x19, 0xafaf }, + { 0x1a, 0xafaf }, + { 0x1b, 0x0000 }, + { 0x1c, 0x2f2f }, + { 0x1d, 0x2f2f }, + { 0x1e, 0x0000 }, + { 0x27, 0x7060 }, + { 0x28, 0x7070 }, + { 0x29, 0x8080 }, + { 0x2a, 0x5454 }, + { 0x2b, 0x5454 }, + { 0x2c, 0xaa00 }, + { 0x2d, 0x0000 }, + { 0x2e, 0xa000 }, + { 0x2f, 0x0000 }, + { 0x3b, 0x0000 }, + { 0x3c, 0x007f }, + { 0x3d, 0x0000 }, + { 0x3e, 0x007f }, + { 0x45, 0xe000 }, + { 0x46, 0x003e }, + { 0x47, 0x003e }, + { 0x48, 0xf800 }, + { 0x49, 0x3800 }, + { 0x4a, 0x0004 }, + { 0x4c, 0xfc00 }, + { 0x4d, 0x0000 }, + { 0x4f, 0x01ff }, + { 0x50, 0x0000 }, + { 0x51, 0x0000 }, + { 0x52, 0x01ff }, + { 0x53, 0xf000 }, + { 0x61, 0x0000 }, + { 0x62, 0x0000 }, + { 0x63, 0x00c0 }, + { 0x64, 0x0000 }, + { 0x65, 0x0000 }, + { 0x66, 0x0000 }, + { 0x6a, 0x0000 }, + { 0x6c, 0x0000 }, + { 0x70, 0x8000 }, + { 0x71, 0x8000 }, + { 0x72, 0x8000 }, + { 0x73, 0x1114 }, + { 0x74, 0x0c00 }, + { 0x75, 0x1d00 }, + { 0x80, 0x0000 }, + { 0x81, 0x0000 }, + { 0x82, 0x0000 }, + { 0x83, 0x0000 }, + { 0x84, 0x0000 }, + { 0x85, 0x0008 }, + { 0x89, 0x0000 }, + { 0x8a, 0x0000 }, + { 0x8b, 0x0600 }, + { 0x8c, 0x0228 }, + { 0x8d, 0xa000 }, + { 0x8e, 0x0004 }, + { 0x8f, 0x1100 }, + { 0x90, 0x0646 }, + { 0x91, 0x0c00 }, + { 0x92, 0x0000 }, + { 0x93, 0x3000 }, + { 0xb0, 0x2080 }, + { 0xb1, 0x0000 }, + { 0xb4, 0x2206 }, + { 0xb5, 0x1f00 }, + { 0xb6, 0x0000 }, + { 0xb8, 0x034b }, + { 0xb9, 0x0066 }, + { 0xba, 0x000b }, + { 0xbb, 0x0000 }, + { 0xbc, 0x0000 }, + { 0xbd, 0x0000 }, + { 0xbe, 0x0000 }, + { 0xbf, 0x0000 }, + { 0xc0, 0x0400 }, + { 0xc2, 0x0000 }, + { 0xc4, 0x0000 }, + { 0xc5, 0x0000 }, + { 0xc6, 0x2000 }, + { 0xc8, 0x0000 }, + { 0xc9, 0x0000 }, + { 0xca, 0x0000 }, + { 0xcb, 0x0000 }, + { 0xcc, 0x0000 }, + { 0xcf, 0x0013 }, + { 0xd0, 0x0680 }, + { 0xd1, 0x1c17 }, + { 0xd2, 0x8c00 }, + { 0xd3, 0xaa20 }, + { 0xd6, 0x0400 }, + { 0xd9, 0x0809 }, + { 0xfe, 0x10ec }, + { 0xff, 0x6231 }, +}; + +static int rt5640_reset(struct snd_soc_codec *codec) +{ + return snd_soc_write(codec, RT5640_RESET, 0); +} + +static bool rt5640_volatile_register(struct device *dev, unsigned int reg) +{ + int i; + + for (i = 0; i < ARRAY_SIZE(rt5640_ranges); i++) + if ((reg >= rt5640_ranges[i].window_start && + reg <= rt5640_ranges[i].window_start + + rt5640_ranges[i].window_len) || + (reg >= rt5640_ranges[i].range_min && + reg <= rt5640_ranges[i].range_max)) + return true; + + switch (reg) { + case RT5640_RESET: + case RT5640_ASRC_5: + case RT5640_EQ_CTRL1: + case RT5640_DRC_AGC_1: + case RT5640_ANC_CTRL1: + case RT5640_IRQ_CTRL2: + case RT5640_INT_IRQ_ST: + case RT5640_DSP_CTRL2: + case RT5640_DSP_CTRL3: + case RT5640_PRIV_INDEX: + case RT5640_PRIV_DATA: + case RT5640_PGM_REG_ARR1: + case RT5640_PGM_REG_ARR3: + case RT5640_VENDOR_ID: + case RT5640_VENDOR_ID1: + case RT5640_VENDOR_ID2: + return true; + default: + return false; + } +} + +static bool rt5640_readable_register(struct device *dev, unsigned int reg) +{ + int i; + + for (i = 0; i < ARRAY_SIZE(rt5640_ranges); i++) + if ((reg >= rt5640_ranges[i].window_start && + reg <= rt5640_ranges[i].window_start + + rt5640_ranges[i].window_len) || + (reg >= rt5640_ranges[i].range_min && + reg <= rt5640_ranges[i].range_max)) + return true; + + switch (reg) { + case RT5640_RESET: + case RT5640_SPK_VOL: + case RT5640_HP_VOL: + case RT5640_OUTPUT: + case RT5640_MONO_OUT: + case RT5640_IN1_IN2: + case RT5640_IN3_IN4: + case RT5640_INL_INR_VOL: + case RT5640_DAC1_DIG_VOL: + case RT5640_DAC2_DIG_VOL: + case RT5640_DAC2_CTRL: + case RT5640_ADC_DIG_VOL: + case RT5640_ADC_DATA: + case RT5640_ADC_BST_VOL: + case RT5640_STO_ADC_MIXER: + case RT5640_MONO_ADC_MIXER: + case RT5640_AD_DA_MIXER: + case RT5640_STO_DAC_MIXER: + case RT5640_MONO_DAC_MIXER: + case RT5640_DIG_MIXER: + case RT5640_DSP_PATH1: + case RT5640_DSP_PATH2: + case RT5640_DIG_INF_DATA: + case RT5640_REC_L1_MIXER: + case RT5640_REC_L2_MIXER: + case RT5640_REC_R1_MIXER: + case RT5640_REC_R2_MIXER: + case RT5640_HPO_MIXER: + case RT5640_SPK_L_MIXER: + case RT5640_SPK_R_MIXER: + case RT5640_SPO_L_MIXER: + case RT5640_SPO_R_MIXER: + case RT5640_SPO_CLSD_RATIO: + case RT5640_MONO_MIXER: + case RT5640_OUT_L1_MIXER: + case RT5640_OUT_L2_MIXER: + case RT5640_OUT_L3_MIXER: + case RT5640_OUT_R1_MIXER: + case RT5640_OUT_R2_MIXER: + case RT5640_OUT_R3_MIXER: + case RT5640_LOUT_MIXER: + case RT5640_PWR_DIG1: + case RT5640_PWR_DIG2: + case RT5640_PWR_ANLG1: + case RT5640_PWR_ANLG2: + case RT5640_PWR_MIXER: + case RT5640_PWR_VOL: + case RT5640_PRIV_INDEX: + case RT5640_PRIV_DATA: + case RT5640_I2S1_SDP: + case RT5640_I2S2_SDP: + case RT5640_ADDA_CLK1: + case RT5640_ADDA_CLK2: + case RT5640_DMIC: + case RT5640_GLB_CLK: + case RT5640_PLL_CTRL1: + case RT5640_PLL_CTRL2: + case RT5640_ASRC_1: + case RT5640_ASRC_2: + case RT5640_ASRC_3: + case RT5640_ASRC_4: + case RT5640_ASRC_5: + case RT5640_HP_OVCD: + case RT5640_CLS_D_OVCD: + case RT5640_CLS_D_OUT: + case RT5640_DEPOP_M1: + case RT5640_DEPOP_M2: + case RT5640_DEPOP_M3: + case RT5640_CHARGE_PUMP: + case RT5640_PV_DET_SPK_G: + case RT5640_MICBIAS: + case RT5640_EQ_CTRL1: + case RT5640_EQ_CTRL2: + case RT5640_WIND_FILTER: + case RT5640_DRC_AGC_1: + case RT5640_DRC_AGC_2: + case RT5640_DRC_AGC_3: + case RT5640_SVOL_ZC: + case RT5640_ANC_CTRL1: + case RT5640_ANC_CTRL2: + case RT5640_ANC_CTRL3: + case RT5640_JD_CTRL: + case RT5640_ANC_JD: + case RT5640_IRQ_CTRL1: + case RT5640_IRQ_CTRL2: + case RT5640_INT_IRQ_ST: + case RT5640_GPIO_CTRL1: + case RT5640_GPIO_CTRL2: + case RT5640_GPIO_CTRL3: + case RT5640_DSP_CTRL1: + case RT5640_DSP_CTRL2: + case RT5640_DSP_CTRL3: + case RT5640_DSP_CTRL4: + case RT5640_PGM_REG_ARR1: + case RT5640_PGM_REG_ARR2: + case RT5640_PGM_REG_ARR3: + case RT5640_PGM_REG_ARR4: + case RT5640_PGM_REG_ARR5: + case RT5640_SCB_FUNC: + case RT5640_SCB_CTRL: + case RT5640_BASE_BACK: + case RT5640_MP3_PLUS1: + case RT5640_MP3_PLUS2: + case RT5640_3D_HP: + case RT5640_ADJ_HPF: + case RT5640_HP_CALIB_AMP_DET: + case RT5640_HP_CALIB2: + case RT5640_SV_ZCD1: + case RT5640_SV_ZCD2: + case RT5640_DUMMY1: + case RT5640_DUMMY2: + case RT5640_DUMMY3: + case RT5640_VENDOR_ID: + case RT5640_VENDOR_ID1: + case RT5640_VENDOR_ID2: + return true; + default: + return false; + } +} + +static const DECLARE_TLV_DB_SCALE(out_vol_tlv, -4650, 150, 0); +static const DECLARE_TLV_DB_SCALE(dac_vol_tlv, -65625, 375, 0); +static const DECLARE_TLV_DB_SCALE(in_vol_tlv, -3450, 150, 0); +static const DECLARE_TLV_DB_SCALE(adc_vol_tlv, -17625, 375, 0); +static const DECLARE_TLV_DB_SCALE(adc_bst_tlv, 0, 1200, 0); + +/* {0, +20, +24, +30, +35, +40, +44, +50, +52} dB */ +static unsigned int bst_tlv[] = { + TLV_DB_RANGE_HEAD(7), + 0, 0, TLV_DB_SCALE_ITEM(0, 0, 0), + 1, 1, TLV_DB_SCALE_ITEM(2000, 0, 0), + 2, 2, TLV_DB_SCALE_ITEM(2400, 0, 0), + 3, 5, TLV_DB_SCALE_ITEM(3000, 500, 0), + 6, 6, TLV_DB_SCALE_ITEM(4400, 0, 0), + 7, 7, TLV_DB_SCALE_ITEM(5000, 0, 0), + 8, 8, TLV_DB_SCALE_ITEM(5200, 0, 0), +}; + +/* Interface data select */ +static const char * const rt5640_data_select[] = { + "Normal", "left copy to right", "right copy to left", "Swap"}; + +static const SOC_ENUM_SINGLE_DECL(rt5640_if1_dac_enum, RT5640_DIG_INF_DATA, + RT5640_IF1_DAC_SEL_SFT, rt5640_data_select); + +static const SOC_ENUM_SINGLE_DECL(rt5640_if1_adc_enum, RT5640_DIG_INF_DATA, + RT5640_IF1_ADC_SEL_SFT, rt5640_data_select); + +static const SOC_ENUM_SINGLE_DECL(rt5640_if2_dac_enum, RT5640_DIG_INF_DATA, + RT5640_IF2_DAC_SEL_SFT, rt5640_data_select); + +static const SOC_ENUM_SINGLE_DECL(rt5640_if2_adc_enum, RT5640_DIG_INF_DATA, + RT5640_IF2_ADC_SEL_SFT, rt5640_data_select); + +/* Class D speaker gain ratio */ +static const char * const rt5640_clsd_spk_ratio[] = {"1.66x", "1.83x", "1.94x", + "2x", "2.11x", "2.22x", "2.33x", "2.44x", "2.55x", "2.66x", "2.77x"}; + +static const SOC_ENUM_SINGLE_DECL( + rt5640_clsd_spk_ratio_enum, RT5640_CLS_D_OUT, + RT5640_CLSD_RATIO_SFT, rt5640_clsd_spk_ratio); + +static const struct snd_kcontrol_new rt5640_snd_controls[] = { + /* Speaker Output Volume */ + SOC_DOUBLE("Speaker Playback Switch", RT5640_SPK_VOL, + RT5640_L_MUTE_SFT, RT5640_R_MUTE_SFT, 1, 1), + SOC_DOUBLE("Speaker Channel Switch", RT5640_SPK_VOL, + RT5640_VOL_L_SFT, RT5640_VOL_R_SFT, 1, 1), + SOC_DOUBLE_TLV("Speaker Playback Volume", RT5640_SPK_VOL, + RT5640_L_VOL_SFT, RT5640_R_VOL_SFT, 39, 1, out_vol_tlv), + /* Headphone Output Volume */ + SOC_DOUBLE("HP Playback Switch", RT5640_HP_VOL, + RT5640_L_MUTE_SFT, RT5640_R_MUTE_SFT, 1, 1), + SOC_DOUBLE("HP Channel Switch", RT5640_HP_VOL, + RT5640_VOL_L_SFT, RT5640_VOL_R_SFT, 1, 1), + SOC_DOUBLE_TLV("HP Playback Volume", RT5640_HP_VOL, + RT5640_L_VOL_SFT, RT5640_R_VOL_SFT, 39, 1, out_vol_tlv), + /* OUTPUT Control */ + SOC_DOUBLE("OUT Playback Switch", RT5640_OUTPUT, + RT5640_L_MUTE_SFT, RT5640_R_MUTE_SFT, 1, 1), + SOC_DOUBLE("OUT Channel Switch", RT5640_OUTPUT, + RT5640_VOL_L_SFT, RT5640_VOL_R_SFT, 1, 1), + SOC_DOUBLE_TLV("OUT Playback Volume", RT5640_OUTPUT, + RT5640_L_VOL_SFT, RT5640_R_VOL_SFT, 39, 1, out_vol_tlv), + /* MONO Output Control */ + SOC_SINGLE("Mono Playback Switch", RT5640_MONO_OUT, + RT5640_L_MUTE_SFT, 1, 1), + /* DAC Digital Volume */ + SOC_DOUBLE("DAC2 Playback Switch", RT5640_DAC2_CTRL, + RT5640_M_DAC_L2_VOL_SFT, RT5640_M_DAC_R2_VOL_SFT, 1, 1), + SOC_DOUBLE_TLV("DAC1 Playback Volume", RT5640_DAC1_DIG_VOL, + RT5640_L_VOL_SFT, RT5640_R_VOL_SFT, + 175, 0, dac_vol_tlv), + SOC_DOUBLE_TLV("Mono DAC Playback Volume", RT5640_DAC2_DIG_VOL, + RT5640_L_VOL_SFT, RT5640_R_VOL_SFT, + 175, 0, dac_vol_tlv), + /* IN1/IN2 Control */ + SOC_SINGLE_TLV("IN1 Boost", RT5640_IN1_IN2, + RT5640_BST_SFT1, 8, 0, bst_tlv), + SOC_SINGLE_TLV("IN2 Boost", RT5640_IN3_IN4, + RT5640_BST_SFT2, 8, 0, bst_tlv), + /* INL/INR Volume Control */ + SOC_DOUBLE_TLV("IN Capture Volume", RT5640_INL_INR_VOL, + RT5640_INL_VOL_SFT, RT5640_INR_VOL_SFT, + 31, 1, in_vol_tlv), + /* ADC Digital Volume Control */ + SOC_DOUBLE("ADC Capture Switch", RT5640_ADC_DIG_VOL, + RT5640_L_MUTE_SFT, RT5640_R_MUTE_SFT, 1, 1), + SOC_DOUBLE_TLV("ADC Capture Volume", RT5640_ADC_DIG_VOL, + RT5640_L_VOL_SFT, RT5640_R_VOL_SFT, + 127, 0, adc_vol_tlv), + SOC_DOUBLE_TLV("Mono ADC Capture Volume", RT5640_ADC_DATA, + RT5640_L_VOL_SFT, RT5640_R_VOL_SFT, + 127, 0, adc_vol_tlv), + /* ADC Boost Volume Control */ + SOC_DOUBLE_TLV("ADC Boost Gain", RT5640_ADC_BST_VOL, + RT5640_ADC_L_BST_SFT, RT5640_ADC_R_BST_SFT, + 3, 0, adc_bst_tlv), + /* Class D speaker gain ratio */ + SOC_ENUM("Class D SPK Ratio Control", rt5640_clsd_spk_ratio_enum), + + SOC_ENUM("ADC IF1 Data Switch", rt5640_if1_adc_enum), + SOC_ENUM("DAC IF1 Data Switch", rt5640_if1_dac_enum), + SOC_ENUM("ADC IF2 Data Switch", rt5640_if2_adc_enum), + SOC_ENUM("DAC IF2 Data Switch", rt5640_if2_dac_enum), +}; + +/** + * set_dmic_clk - Set parameter of dmic. + * + * @w: DAPM widget. + * @kcontrol: The kcontrol of this widget. + * @event: Event id. + * + * Choose dmic clock between 1MHz and 3MHz. + * It is better for clock to approximate 3MHz. + */ +static int set_dmic_clk(struct snd_soc_dapm_widget *w, + struct snd_kcontrol *kcontrol, int event) +{ + struct snd_soc_codec *codec = w->codec; + struct rt5640_priv *rt5640 = snd_soc_codec_get_drvdata(codec); + int div[] = {2, 3, 4, 6, 8, 12}; + int idx = -EINVAL, i; + int rate, red, bound, temp; + + rate = rt5640->sysclk; + red = 3000000 * 12; + for (i = 0; i < ARRAY_SIZE(div); i++) { + bound = div[i] * 3000000; + if (rate > bound) + continue; + temp = bound - rate; + if (temp < red) { + red = temp; + idx = i; + } + } + if (idx < 0) + dev_err(codec->dev, "Failed to set DMIC clock\n"); + else + snd_soc_update_bits(codec, RT5640_DMIC, RT5640_DMIC_CLK_MASK, + idx << RT5640_DMIC_CLK_SFT); + return idx; +} + +static int check_sysclk1_source(struct snd_soc_dapm_widget *source, + struct snd_soc_dapm_widget *sink) +{ + unsigned int val; + + val = snd_soc_read(source->codec, RT5640_GLB_CLK); + val &= RT5640_SCLK_SRC_MASK; + if (val == RT5640_SCLK_SRC_PLL1 || val == RT5640_SCLK_SRC_PLL1T) + return 1; + else + return 0; +} + +/* Digital Mixer */ +static const struct snd_kcontrol_new rt5640_sto_adc_l_mix[] = { + SOC_DAPM_SINGLE("ADC1 Switch", RT5640_STO_ADC_MIXER, + RT5640_M_ADC_L1_SFT, 1, 1), + SOC_DAPM_SINGLE("ADC2 Switch", RT5640_STO_ADC_MIXER, + RT5640_M_ADC_L2_SFT, 1, 1), +}; + +static const struct snd_kcontrol_new rt5640_sto_adc_r_mix[] = { + SOC_DAPM_SINGLE("ADC1 Switch", RT5640_STO_ADC_MIXER, + RT5640_M_ADC_R1_SFT, 1, 1), + SOC_DAPM_SINGLE("ADC2 Switch", RT5640_STO_ADC_MIXER, + RT5640_M_ADC_R2_SFT, 1, 1), +}; + +static const struct snd_kcontrol_new rt5640_mono_adc_l_mix[] = { + SOC_DAPM_SINGLE("ADC1 Switch", RT5640_MONO_ADC_MIXER, + RT5640_M_MONO_ADC_L1_SFT, 1, 1), + SOC_DAPM_SINGLE("ADC2 Switch", RT5640_MONO_ADC_MIXER, + RT5640_M_MONO_ADC_L2_SFT, 1, 1), +}; + +static const struct snd_kcontrol_new rt5640_mono_adc_r_mix[] = { + SOC_DAPM_SINGLE("ADC1 Switch", RT5640_MONO_ADC_MIXER, + RT5640_M_MONO_ADC_R1_SFT, 1, 1), + SOC_DAPM_SINGLE("ADC2 Switch", RT5640_MONO_ADC_MIXER, + RT5640_M_MONO_ADC_R2_SFT, 1, 1), +}; + +static const struct snd_kcontrol_new rt5640_dac_l_mix[] = { + SOC_DAPM_SINGLE("Stereo ADC Switch", RT5640_AD_DA_MIXER, + RT5640_M_ADCMIX_L_SFT, 1, 1), + SOC_DAPM_SINGLE("INF1 Switch", RT5640_AD_DA_MIXER, + RT5640_M_IF1_DAC_L_SFT, 1, 1), +}; + +static const struct snd_kcontrol_new rt5640_dac_r_mix[] = { + SOC_DAPM_SINGLE("Stereo ADC Switch", RT5640_AD_DA_MIXER, + RT5640_M_ADCMIX_R_SFT, 1, 1), + SOC_DAPM_SINGLE("INF1 Switch", RT5640_AD_DA_MIXER, + RT5640_M_IF1_DAC_R_SFT, 1, 1), +}; + +static const struct snd_kcontrol_new rt5640_sto_dac_l_mix[] = { + SOC_DAPM_SINGLE("DAC L1 Switch", RT5640_STO_DAC_MIXER, + RT5640_M_DAC_L1_SFT, 1, 1), + SOC_DAPM_SINGLE("DAC L2 Switch", RT5640_STO_DAC_MIXER, + RT5640_M_DAC_L2_SFT, 1, 1), + SOC_DAPM_SINGLE("ANC Switch", RT5640_STO_DAC_MIXER, + RT5640_M_ANC_DAC_L_SFT, 1, 1), +}; + +static const struct snd_kcontrol_new rt5640_sto_dac_r_mix[] = { + SOC_DAPM_SINGLE("DAC R1 Switch", RT5640_STO_DAC_MIXER, + RT5640_M_DAC_R1_SFT, 1, 1), + SOC_DAPM_SINGLE("DAC R2 Switch", RT5640_STO_DAC_MIXER, + RT5640_M_DAC_R2_SFT, 1, 1), + SOC_DAPM_SINGLE("ANC Switch", RT5640_STO_DAC_MIXER, + RT5640_M_ANC_DAC_R_SFT, 1, 1), +}; + +static const struct snd_kcontrol_new rt5640_mono_dac_l_mix[] = { + SOC_DAPM_SINGLE("DAC L1 Switch", RT5640_MONO_DAC_MIXER, + RT5640_M_DAC_L1_MONO_L_SFT, 1, 1), + SOC_DAPM_SINGLE("DAC L2 Switch", RT5640_MONO_DAC_MIXER, + RT5640_M_DAC_L2_MONO_L_SFT, 1, 1), + SOC_DAPM_SINGLE("DAC R2 Switch", RT5640_MONO_DAC_MIXER, + RT5640_M_DAC_R2_MONO_L_SFT, 1, 1), +}; + +static const struct snd_kcontrol_new rt5640_mono_dac_r_mix[] = { + SOC_DAPM_SINGLE("DAC R1 Switch", RT5640_MONO_DAC_MIXER, + RT5640_M_DAC_R1_MONO_R_SFT, 1, 1), + SOC_DAPM_SINGLE("DAC R2 Switch", RT5640_MONO_DAC_MIXER, + RT5640_M_DAC_R2_MONO_R_SFT, 1, 1), + SOC_DAPM_SINGLE("DAC L2 Switch", RT5640_MONO_DAC_MIXER, + RT5640_M_DAC_L2_MONO_R_SFT, 1, 1), +}; + +static const struct snd_kcontrol_new rt5640_dig_l_mix[] = { + SOC_DAPM_SINGLE("DAC L1 Switch", RT5640_DIG_MIXER, + RT5640_M_STO_L_DAC_L_SFT, 1, 1), + SOC_DAPM_SINGLE("DAC L2 Switch", RT5640_DIG_MIXER, + RT5640_M_DAC_L2_DAC_L_SFT, 1, 1), +}; + +static const struct snd_kcontrol_new rt5640_dig_r_mix[] = { + SOC_DAPM_SINGLE("DAC R1 Switch", RT5640_DIG_MIXER, + RT5640_M_STO_R_DAC_R_SFT, 1, 1), + SOC_DAPM_SINGLE("DAC R2 Switch", RT5640_DIG_MIXER, + RT5640_M_DAC_R2_DAC_R_SFT, 1, 1), +}; + +/* Analog Input Mixer */ +static const struct snd_kcontrol_new rt5640_rec_l_mix[] = { + SOC_DAPM_SINGLE("HPOL Switch", RT5640_REC_L2_MIXER, + RT5640_M_HP_L_RM_L_SFT, 1, 1), + SOC_DAPM_SINGLE("INL Switch", RT5640_REC_L2_MIXER, + RT5640_M_IN_L_RM_L_SFT, 1, 1), + SOC_DAPM_SINGLE("BST2 Switch", RT5640_REC_L2_MIXER, + RT5640_M_BST4_RM_L_SFT, 1, 1), + SOC_DAPM_SINGLE("BST1 Switch", RT5640_REC_L2_MIXER, + RT5640_M_BST1_RM_L_SFT, 1, 1), + SOC_DAPM_SINGLE("OUT MIXL Switch", RT5640_REC_L2_MIXER, + RT5640_M_OM_L_RM_L_SFT, 1, 1), +}; + +static const struct snd_kcontrol_new rt5640_rec_r_mix[] = { + SOC_DAPM_SINGLE("HPOR Switch", RT5640_REC_R2_MIXER, + RT5640_M_HP_R_RM_R_SFT, 1, 1), + SOC_DAPM_SINGLE("INR Switch", RT5640_REC_R2_MIXER, + RT5640_M_IN_R_RM_R_SFT, 1, 1), + SOC_DAPM_SINGLE("BST2 Switch", RT5640_REC_R2_MIXER, + RT5640_M_BST4_RM_R_SFT, 1, 1), + SOC_DAPM_SINGLE("BST1 Switch", RT5640_REC_R2_MIXER, + RT5640_M_BST1_RM_R_SFT, 1, 1), + SOC_DAPM_SINGLE("OUT MIXR Switch", RT5640_REC_R2_MIXER, + RT5640_M_OM_R_RM_R_SFT, 1, 1), +}; + +/* Analog Output Mixer */ +static const struct snd_kcontrol_new rt5640_spk_l_mix[] = { + SOC_DAPM_SINGLE("REC MIXL Switch", RT5640_SPK_L_MIXER, + RT5640_M_RM_L_SM_L_SFT, 1, 1), + SOC_DAPM_SINGLE("INL Switch", RT5640_SPK_L_MIXER, + RT5640_M_IN_L_SM_L_SFT, 1, 1), + SOC_DAPM_SINGLE("DAC L1 Switch", RT5640_SPK_L_MIXER, + RT5640_M_DAC_L1_SM_L_SFT, 1, 1), + SOC_DAPM_SINGLE("DAC L2 Switch", RT5640_SPK_L_MIXER, + RT5640_M_DAC_L2_SM_L_SFT, 1, 1), + SOC_DAPM_SINGLE("OUT MIXL Switch", RT5640_SPK_L_MIXER, + RT5640_M_OM_L_SM_L_SFT, 1, 1), +}; + +static const struct snd_kcontrol_new rt5640_spk_r_mix[] = { + SOC_DAPM_SINGLE("REC MIXR Switch", RT5640_SPK_R_MIXER, + RT5640_M_RM_R_SM_R_SFT, 1, 1), + SOC_DAPM_SINGLE("INR Switch", RT5640_SPK_R_MIXER, + RT5640_M_IN_R_SM_R_SFT, 1, 1), + SOC_DAPM_SINGLE("DAC R1 Switch", RT5640_SPK_R_MIXER, + RT5640_M_DAC_R1_SM_R_SFT, 1, 1), + SOC_DAPM_SINGLE("DAC R2 Switch", RT5640_SPK_R_MIXER, + RT5640_M_DAC_R2_SM_R_SFT, 1, 1), + SOC_DAPM_SINGLE("OUT MIXR Switch", RT5640_SPK_R_MIXER, + RT5640_M_OM_R_SM_R_SFT, 1, 1), +}; + +static const struct snd_kcontrol_new rt5640_out_l_mix[] = { + SOC_DAPM_SINGLE("SPK MIXL Switch", RT5640_OUT_L3_MIXER, + RT5640_M_SM_L_OM_L_SFT, 1, 1), + SOC_DAPM_SINGLE("BST1 Switch", RT5640_OUT_L3_MIXER, + RT5640_M_BST1_OM_L_SFT, 1, 1), + SOC_DAPM_SINGLE("INL Switch", RT5640_OUT_L3_MIXER, + RT5640_M_IN_L_OM_L_SFT, 1, 1), + SOC_DAPM_SINGLE("REC MIXL Switch", RT5640_OUT_L3_MIXER, + RT5640_M_RM_L_OM_L_SFT, 1, 1), + SOC_DAPM_SINGLE("DAC R2 Switch", RT5640_OUT_L3_MIXER, + RT5640_M_DAC_R2_OM_L_SFT, 1, 1), + SOC_DAPM_SINGLE("DAC L2 Switch", RT5640_OUT_L3_MIXER, + RT5640_M_DAC_L2_OM_L_SFT, 1, 1), + SOC_DAPM_SINGLE("DAC L1 Switch", RT5640_OUT_L3_MIXER, + RT5640_M_DAC_L1_OM_L_SFT, 1, 1), +}; + +static const struct snd_kcontrol_new rt5640_out_r_mix[] = { + SOC_DAPM_SINGLE("SPK MIXR Switch", RT5640_OUT_R3_MIXER, + RT5640_M_SM_L_OM_R_SFT, 1, 1), + SOC_DAPM_SINGLE("BST2 Switch", RT5640_OUT_R3_MIXER, + RT5640_M_BST4_OM_R_SFT, 1, 1), + SOC_DAPM_SINGLE("BST1 Switch", RT5640_OUT_R3_MIXER, + RT5640_M_BST1_OM_R_SFT, 1, 1), + SOC_DAPM_SINGLE("INR Switch", RT5640_OUT_R3_MIXER, + RT5640_M_IN_R_OM_R_SFT, 1, 1), + SOC_DAPM_SINGLE("REC MIXR Switch", RT5640_OUT_R3_MIXER, + RT5640_M_RM_R_OM_R_SFT, 1, 1), + SOC_DAPM_SINGLE("DAC L2 Switch", RT5640_OUT_R3_MIXER, + RT5640_M_DAC_L2_OM_R_SFT, 1, 1), + SOC_DAPM_SINGLE("DAC R2 Switch", RT5640_OUT_R3_MIXER, + RT5640_M_DAC_R2_OM_R_SFT, 1, 1), + SOC_DAPM_SINGLE("DAC R1 Switch", RT5640_OUT_R3_MIXER, + RT5640_M_DAC_R1_OM_R_SFT, 1, 1), +}; + +static const struct snd_kcontrol_new rt5640_spo_l_mix[] = { + SOC_DAPM_SINGLE("DAC R1 Switch", RT5640_SPO_L_MIXER, + RT5640_M_DAC_R1_SPM_L_SFT, 1, 1), + SOC_DAPM_SINGLE("DAC L1 Switch", RT5640_SPO_L_MIXER, + RT5640_M_DAC_L1_SPM_L_SFT, 1, 1), + SOC_DAPM_SINGLE("SPKVOL R Switch", RT5640_SPO_L_MIXER, + RT5640_M_SV_R_SPM_L_SFT, 1, 1), + SOC_DAPM_SINGLE("SPKVOL L Switch", RT5640_SPO_L_MIXER, + RT5640_M_SV_L_SPM_L_SFT, 1, 1), + SOC_DAPM_SINGLE("BST1 Switch", RT5640_SPO_L_MIXER, + RT5640_M_BST1_SPM_L_SFT, 1, 1), +}; + +static const struct snd_kcontrol_new rt5640_spo_r_mix[] = { + SOC_DAPM_SINGLE("DAC R1 Switch", RT5640_SPO_R_MIXER, + RT5640_M_DAC_R1_SPM_R_SFT, 1, 1), + SOC_DAPM_SINGLE("SPKVOL R Switch", RT5640_SPO_R_MIXER, + RT5640_M_SV_R_SPM_R_SFT, 1, 1), + SOC_DAPM_SINGLE("BST1 Switch", RT5640_SPO_R_MIXER, + RT5640_M_BST1_SPM_R_SFT, 1, 1), +}; + +static const struct snd_kcontrol_new rt5640_hpo_mix[] = { + SOC_DAPM_SINGLE("HPO MIX DAC2 Switch", RT5640_HPO_MIXER, + RT5640_M_DAC2_HM_SFT, 1, 1), + SOC_DAPM_SINGLE("HPO MIX DAC1 Switch", RT5640_HPO_MIXER, + RT5640_M_DAC1_HM_SFT, 1, 1), + SOC_DAPM_SINGLE("HPO MIX HPVOL Switch", RT5640_HPO_MIXER, + RT5640_M_HPVOL_HM_SFT, 1, 1), +}; + +static const struct snd_kcontrol_new rt5640_lout_mix[] = { + SOC_DAPM_SINGLE("DAC L1 Switch", RT5640_LOUT_MIXER, + RT5640_M_DAC_L1_LM_SFT, 1, 1), + SOC_DAPM_SINGLE("DAC R1 Switch", RT5640_LOUT_MIXER, + RT5640_M_DAC_R1_LM_SFT, 1, 1), + SOC_DAPM_SINGLE("OUTVOL L Switch", RT5640_LOUT_MIXER, + RT5640_M_OV_L_LM_SFT, 1, 1), + SOC_DAPM_SINGLE("OUTVOL R Switch", RT5640_LOUT_MIXER, + RT5640_M_OV_R_LM_SFT, 1, 1), +}; + +static const struct snd_kcontrol_new rt5640_mono_mix[] = { + SOC_DAPM_SINGLE("DAC R2 Switch", RT5640_MONO_MIXER, + RT5640_M_DAC_R2_MM_SFT, 1, 1), + SOC_DAPM_SINGLE("DAC L2 Switch", RT5640_MONO_MIXER, + RT5640_M_DAC_L2_MM_SFT, 1, 1), + SOC_DAPM_SINGLE("OUTVOL R Switch", RT5640_MONO_MIXER, + RT5640_M_OV_R_MM_SFT, 1, 1), + SOC_DAPM_SINGLE("OUTVOL L Switch", RT5640_MONO_MIXER, + RT5640_M_OV_L_MM_SFT, 1, 1), + SOC_DAPM_SINGLE("BST1 Switch", RT5640_MONO_MIXER, + RT5640_M_BST1_MM_SFT, 1, 1), +}; + +/* INL/R source */ +static const char * const rt5640_inl_src[] = { + "IN2P", "MONOP" +}; + +static const SOC_ENUM_SINGLE_DECL( + rt5640_inl_enum, RT5640_INL_INR_VOL, + RT5640_INL_SEL_SFT, rt5640_inl_src); + +static const struct snd_kcontrol_new rt5640_inl_mux = + SOC_DAPM_ENUM("INL source", rt5640_inl_enum); + +static const char * const rt5640_inr_src[] = { + "IN2N", "MONON" +}; + +static const SOC_ENUM_SINGLE_DECL( + rt5640_inr_enum, RT5640_INL_INR_VOL, + RT5640_INR_SEL_SFT, rt5640_inr_src); + +static const struct snd_kcontrol_new rt5640_inr_mux = + SOC_DAPM_ENUM("INR source", rt5640_inr_enum); + +/* Stereo ADC source */ +static const char * const rt5640_stereo_adc1_src[] = { + "DIG MIX", "ADC" +}; + +static const SOC_ENUM_SINGLE_DECL( + rt5640_stereo_adc1_enum, RT5640_STO_ADC_MIXER, + RT5640_ADC_1_SRC_SFT, rt5640_stereo_adc1_src); + +static const struct snd_kcontrol_new rt5640_sto_adc_1_mux = + SOC_DAPM_ENUM("Stereo ADC1 Mux", rt5640_stereo_adc1_enum); + +static const char * const rt5640_stereo_adc2_src[] = { + "DMIC1", "DMIC2", "DIG MIX" +}; + +static const SOC_ENUM_SINGLE_DECL( + rt5640_stereo_adc2_enum, RT5640_STO_ADC_MIXER, + RT5640_ADC_2_SRC_SFT, rt5640_stereo_adc2_src); + +static const struct snd_kcontrol_new rt5640_sto_adc_2_mux = + SOC_DAPM_ENUM("Stereo ADC2 Mux", rt5640_stereo_adc2_enum); + +/* Mono ADC source */ +static const char * const rt5640_mono_adc_l1_src[] = { + "Mono DAC MIXL", "ADCL" +}; + +static const SOC_ENUM_SINGLE_DECL( + rt5640_mono_adc_l1_enum, RT5640_MONO_ADC_MIXER, + RT5640_MONO_ADC_L1_SRC_SFT, rt5640_mono_adc_l1_src); + +static const struct snd_kcontrol_new rt5640_mono_adc_l1_mux = + SOC_DAPM_ENUM("Mono ADC1 left source", rt5640_mono_adc_l1_enum); + +static const char * const rt5640_mono_adc_l2_src[] = { + "DMIC L1", "DMIC L2", "Mono DAC MIXL" +}; + +static const SOC_ENUM_SINGLE_DECL( + rt5640_mono_adc_l2_enum, RT5640_MONO_ADC_MIXER, + RT5640_MONO_ADC_L2_SRC_SFT, rt5640_mono_adc_l2_src); + +static const struct snd_kcontrol_new rt5640_mono_adc_l2_mux = + SOC_DAPM_ENUM("Mono ADC2 left source", rt5640_mono_adc_l2_enum); + +static const char * const rt5640_mono_adc_r1_src[] = { + "Mono DAC MIXR", "ADCR" +}; + +static const SOC_ENUM_SINGLE_DECL( + rt5640_mono_adc_r1_enum, RT5640_MONO_ADC_MIXER, + RT5640_MONO_ADC_R1_SRC_SFT, rt5640_mono_adc_r1_src); + +static const struct snd_kcontrol_new rt5640_mono_adc_r1_mux = + SOC_DAPM_ENUM("Mono ADC1 right source", rt5640_mono_adc_r1_enum); + +static const char * const rt5640_mono_adc_r2_src[] = { + "DMIC R1", "DMIC R2", "Mono DAC MIXR" +}; + +static const SOC_ENUM_SINGLE_DECL( + rt5640_mono_adc_r2_enum, RT5640_MONO_ADC_MIXER, + RT5640_MONO_ADC_R2_SRC_SFT, rt5640_mono_adc_r2_src); + +static const struct snd_kcontrol_new rt5640_mono_adc_r2_mux = + SOC_DAPM_ENUM("Mono ADC2 right source", rt5640_mono_adc_r2_enum); + +/* DAC2 channel source */ +static const char * const rt5640_dac_l2_src[] = { + "IF2", "Base L/R" +}; + +static int rt5640_dac_l2_values[] = { + 0, + 3, +}; + +static const SOC_VALUE_ENUM_SINGLE_DECL( + rt5640_dac_l2_enum, RT5640_DSP_PATH2, RT5640_DAC_L2_SEL_SFT, + 0x3, rt5640_dac_l2_src, rt5640_dac_l2_values); + +static const struct snd_kcontrol_new rt5640_dac_l2_mux = + SOC_DAPM_VALUE_ENUM("DAC2 left channel source", rt5640_dac_l2_enum); + +static const char * const rt5640_dac_r2_src[] = { + "IF2", +}; + +static int rt5640_dac_r2_values[] = { + 0, +}; + +static const SOC_VALUE_ENUM_SINGLE_DECL( + rt5640_dac_r2_enum, RT5640_DSP_PATH2, RT5640_DAC_R2_SEL_SFT, + 0x3, rt5640_dac_r2_src, rt5640_dac_r2_values); + +static const struct snd_kcontrol_new rt5640_dac_r2_mux = + SOC_DAPM_ENUM("DAC2 right channel source", rt5640_dac_r2_enum); + +/* digital interface and iis interface map */ +static const char * const rt5640_dai_iis_map[] = { + "1:1|2:2", "1:2|2:1", "1:1|2:1", "1:2|2:2" +}; + +static int rt5640_dai_iis_map_values[] = { + 0, + 5, + 6, + 7, +}; + +static const SOC_VALUE_ENUM_SINGLE_DECL( + rt5640_dai_iis_map_enum, RT5640_I2S1_SDP, RT5640_I2S_IF_SFT, + 0x7, rt5640_dai_iis_map, rt5640_dai_iis_map_values); + +static const struct snd_kcontrol_new rt5640_dai_mux = + SOC_DAPM_VALUE_ENUM("DAI select", rt5640_dai_iis_map_enum); + +/* SDI select */ +static const char * const rt5640_sdi_sel[] = { + "IF1", "IF2" +}; + +static const SOC_ENUM_SINGLE_DECL( + rt5640_sdi_sel_enum, RT5640_I2S2_SDP, + RT5640_I2S2_SDI_SFT, rt5640_sdi_sel); + +static const struct snd_kcontrol_new rt5640_sdi_mux = + SOC_DAPM_ENUM("SDI select", rt5640_sdi_sel_enum); + +static int spk_event(struct snd_soc_dapm_widget *w, + struct snd_kcontrol *kcontrol, int event) +{ + struct snd_soc_codec *codec = w->codec; + struct rt5640_priv *rt5640 = snd_soc_codec_get_drvdata(codec); + + switch (event) { + case SND_SOC_DAPM_POST_PMU: + regmap_update_bits(rt5640->regmap, RT5640_PWR_DIG1, + 0x0001, 0x0001); + regmap_update_bits(rt5640->regmap, RT5640_PR_BASE + 0x1c, + 0xf000, 0xf000); + break; + + case SND_SOC_DAPM_PRE_PMD: + regmap_update_bits(rt5640->regmap, RT5640_PR_BASE + 0x1c, + 0xf000, 0x0000); + regmap_update_bits(rt5640->regmap, RT5640_PWR_DIG1, + 0x0001, 0x0000); + break; + + default: + return 0; + } + return 0; +} + +static int rt5640_set_dmic1_event(struct snd_soc_dapm_widget *w, + struct snd_kcontrol *kcontrol, int event) +{ + struct snd_soc_codec *codec = w->codec; + + switch (event) { + case SND_SOC_DAPM_PRE_PMU: + snd_soc_update_bits(codec, RT5640_GPIO_CTRL1, + RT5640_GP2_PIN_MASK | RT5640_GP3_PIN_MASK, + RT5640_GP2_PIN_DMIC1_SCL | RT5640_GP3_PIN_DMIC1_SDA); + snd_soc_update_bits(codec, RT5640_DMIC, + RT5640_DMIC_1L_LH_MASK | RT5640_DMIC_1R_LH_MASK | + RT5640_DMIC_1_DP_MASK, + RT5640_DMIC_1L_LH_FALLING | RT5640_DMIC_1R_LH_RISING | + RT5640_DMIC_1_DP_IN1P); + break; + + default: + return 0; + } + + return 0; +} + +static int rt5640_set_dmic2_event(struct snd_soc_dapm_widget *w, + struct snd_kcontrol *kcontrol, int event) +{ + struct snd_soc_codec *codec = w->codec; + + switch (event) { + case SND_SOC_DAPM_PRE_PMU: + snd_soc_update_bits(codec, RT5640_GPIO_CTRL1, + RT5640_GP2_PIN_MASK | RT5640_GP4_PIN_MASK, + RT5640_GP2_PIN_DMIC1_SCL | RT5640_GP4_PIN_DMIC2_SDA); + snd_soc_update_bits(codec, RT5640_DMIC, + RT5640_DMIC_2L_LH_MASK | RT5640_DMIC_2R_LH_MASK | + RT5640_DMIC_2_DP_MASK, + RT5640_DMIC_2L_LH_FALLING | RT5640_DMIC_2R_LH_RISING | + RT5640_DMIC_2_DP_IN1N); + break; + + default: + return 0; + } + + return 0; +} + +static const struct snd_soc_dapm_widget rt5640_dapm_widgets[] = { + SND_SOC_DAPM_SUPPLY("PLL1", RT5640_PWR_ANLG2, + RT5640_PWR_PLL_BIT, 0, NULL, 0), + /* Input Side */ + /* micbias */ + SND_SOC_DAPM_SUPPLY("LDO2", RT5640_PWR_ANLG1, + RT5640_PWR_LDO2_BIT, 0, NULL, 0), + SND_SOC_DAPM_SUPPLY("MICBIAS1", RT5640_PWR_ANLG2, + RT5640_PWR_MB1_BIT, 0, 0, 0), + /* Input Lines */ + SND_SOC_DAPM_INPUT("DMIC1"), + SND_SOC_DAPM_INPUT("DMIC2"), + SND_SOC_DAPM_INPUT("IN1P"), + SND_SOC_DAPM_INPUT("IN1N"), + SND_SOC_DAPM_INPUT("IN2P"), + SND_SOC_DAPM_INPUT("IN2N"), + SND_SOC_DAPM_PGA("DMIC L1", SND_SOC_NOPM, 0, 0, NULL, 0), + SND_SOC_DAPM_PGA("DMIC R1", SND_SOC_NOPM, 0, 0, NULL, 0), + SND_SOC_DAPM_PGA("DMIC L2", SND_SOC_NOPM, 0, 0, NULL, 0), + SND_SOC_DAPM_PGA("DMIC R2", SND_SOC_NOPM, 0, 0, NULL, 0), + + SND_SOC_DAPM_SUPPLY("DMIC CLK", SND_SOC_NOPM, 0, 0, + set_dmic_clk, SND_SOC_DAPM_PRE_PMU), + SND_SOC_DAPM_SUPPLY("DMIC1 Power", RT5640_DMIC, + RT5640_DMIC_1_EN_SFT, 0, rt5640_set_dmic1_event, + SND_SOC_DAPM_PRE_PMU), + SND_SOC_DAPM_SUPPLY("DMIC2 Power", RT5640_DMIC, + RT5640_DMIC_2_EN_SFT, 0, rt5640_set_dmic2_event, |