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1321 lines
33 KiB
1321 lines
33 KiB
// SPDX-License-Identifier: GPL-2.0-only |
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/* |
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* rt298.c -- RT298 ALSA SoC audio codec driver |
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* |
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* Copyright 2015 Realtek Semiconductor Corp. |
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* Author: Bard Liao <[email protected]> |
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*/ |
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#include <linux/module.h> |
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#include <linux/moduleparam.h> |
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#include <linux/init.h> |
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#include <linux/delay.h> |
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#include <linux/pm.h> |
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#include <linux/i2c.h> |
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#include <linux/platform_device.h> |
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#include <linux/spi/spi.h> |
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#include <linux/dmi.h> |
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#include <linux/acpi.h> |
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#include <sound/core.h> |
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#include <sound/pcm.h> |
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#include <sound/pcm_params.h> |
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#include <sound/soc.h> |
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#include <sound/soc-dapm.h> |
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#include <sound/initval.h> |
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#include <sound/tlv.h> |
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#include <sound/jack.h> |
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#include <linux/workqueue.h> |
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#include <sound/rt298.h> |
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#include "rl6347a.h" |
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#include "rt298.h" |
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#define RT298_VENDOR_ID 0x10ec0298 |
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struct rt298_priv { |
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struct reg_default *index_cache; |
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int index_cache_size; |
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struct regmap *regmap; |
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struct snd_soc_component *component; |
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struct rt298_platform_data pdata; |
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struct i2c_client *i2c; |
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struct snd_soc_jack *jack; |
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struct delayed_work jack_detect_work; |
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int sys_clk; |
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int clk_id; |
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int is_hp_in; |
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}; |
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static const struct reg_default rt298_index_def[] = { |
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{ 0x01, 0xa5a8 }, |
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{ 0x02, 0x8e95 }, |
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{ 0x03, 0x0002 }, |
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{ 0x04, 0xaf67 }, |
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{ 0x08, 0x200f }, |
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{ 0x09, 0xd010 }, |
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{ 0x0a, 0x0100 }, |
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{ 0x0b, 0x0000 }, |
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{ 0x0d, 0x2800 }, |
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{ 0x0f, 0x0022 }, |
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{ 0x19, 0x0217 }, |
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{ 0x20, 0x0020 }, |
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{ 0x33, 0x0208 }, |
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{ 0x46, 0x0300 }, |
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{ 0x49, 0x4004 }, |
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{ 0x4f, 0x50c9 }, |
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{ 0x50, 0x3000 }, |
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{ 0x63, 0x1b02 }, |
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{ 0x67, 0x1111 }, |
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{ 0x68, 0x1016 }, |
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{ 0x69, 0x273f }, |
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}; |
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#define INDEX_CACHE_SIZE ARRAY_SIZE(rt298_index_def) |
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|
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static const struct reg_default rt298_reg[] = { |
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{ 0x00170500, 0x00000400 }, |
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{ 0x00220000, 0x00000031 }, |
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{ 0x00239000, 0x0000007f }, |
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{ 0x0023a000, 0x0000007f }, |
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{ 0x00270500, 0x00000400 }, |
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{ 0x00370500, 0x00000400 }, |
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{ 0x00870500, 0x00000400 }, |
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{ 0x00920000, 0x00000031 }, |
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{ 0x00935000, 0x000000c3 }, |
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{ 0x00936000, 0x000000c3 }, |
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{ 0x00970500, 0x00000400 }, |
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{ 0x00b37000, 0x00000097 }, |
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{ 0x00b37200, 0x00000097 }, |
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{ 0x00b37300, 0x00000097 }, |
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{ 0x00c37000, 0x00000000 }, |
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{ 0x00c37100, 0x00000080 }, |
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{ 0x01270500, 0x00000400 }, |
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{ 0x01370500, 0x00000400 }, |
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{ 0x01371f00, 0x411111f0 }, |
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{ 0x01439000, 0x00000080 }, |
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{ 0x0143a000, 0x00000080 }, |
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{ 0x01470700, 0x00000000 }, |
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{ 0x01470500, 0x00000400 }, |
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{ 0x01470c00, 0x00000000 }, |
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{ 0x01470100, 0x00000000 }, |
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{ 0x01837000, 0x00000000 }, |
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{ 0x01870500, 0x00000400 }, |
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{ 0x02050000, 0x00000000 }, |
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{ 0x02139000, 0x00000080 }, |
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{ 0x0213a000, 0x00000080 }, |
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{ 0x02170100, 0x00000000 }, |
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{ 0x02170500, 0x00000400 }, |
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{ 0x02170700, 0x00000000 }, |
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{ 0x02270100, 0x00000000 }, |
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{ 0x02370100, 0x00000000 }, |
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{ 0x01870700, 0x00000020 }, |
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{ 0x00830000, 0x000000c3 }, |
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{ 0x00930000, 0x000000c3 }, |
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{ 0x01270700, 0x00000000 }, |
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}; |
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static bool rt298_volatile_register(struct device *dev, unsigned int reg) |
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{ |
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switch (reg) { |
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case 0 ... 0xff: |
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case RT298_GET_PARAM(AC_NODE_ROOT, AC_PAR_VENDOR_ID): |
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case RT298_GET_HP_SENSE: |
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case RT298_GET_MIC1_SENSE: |
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case RT298_PROC_COEF: |
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case VERB_CMD(AC_VERB_GET_EAPD_BTLENABLE, RT298_MIC1, 0): |
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case VERB_CMD(AC_VERB_GET_EAPD_BTLENABLE, RT298_SPK_OUT, 0): |
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case VERB_CMD(AC_VERB_GET_EAPD_BTLENABLE, RT298_HP_OUT, 0): |
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return true; |
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default: |
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return false; |
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} |
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} |
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static bool rt298_readable_register(struct device *dev, unsigned int reg) |
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{ |
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switch (reg) { |
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case 0 ... 0xff: |
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case RT298_GET_PARAM(AC_NODE_ROOT, AC_PAR_VENDOR_ID): |
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case RT298_GET_HP_SENSE: |
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case RT298_GET_MIC1_SENSE: |
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case RT298_SET_AUDIO_POWER: |
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case RT298_SET_HPO_POWER: |
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case RT298_SET_SPK_POWER: |
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case RT298_SET_DMIC1_POWER: |
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case RT298_SPK_MUX: |
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case RT298_HPO_MUX: |
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case RT298_ADC0_MUX: |
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case RT298_ADC1_MUX: |
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case RT298_SET_MIC1: |
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case RT298_SET_PIN_HPO: |
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case RT298_SET_PIN_SPK: |
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case RT298_SET_PIN_DMIC1: |
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case RT298_SPK_EAPD: |
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case RT298_SET_AMP_GAIN_HPO: |
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case RT298_SET_DMIC2_DEFAULT: |
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case RT298_DACL_GAIN: |
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case RT298_DACR_GAIN: |
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case RT298_ADCL_GAIN: |
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case RT298_ADCR_GAIN: |
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case RT298_MIC_GAIN: |
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case RT298_SPOL_GAIN: |
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case RT298_SPOR_GAIN: |
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case RT298_HPOL_GAIN: |
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case RT298_HPOR_GAIN: |
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case RT298_F_DAC_SWITCH: |
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case RT298_F_RECMIX_SWITCH: |
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case RT298_REC_MIC_SWITCH: |
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case RT298_REC_I2S_SWITCH: |
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case RT298_REC_LINE_SWITCH: |
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case RT298_REC_BEEP_SWITCH: |
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case RT298_DAC_FORMAT: |
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case RT298_ADC_FORMAT: |
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case RT298_COEF_INDEX: |
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case RT298_PROC_COEF: |
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case RT298_SET_AMP_GAIN_ADC_IN1: |
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case RT298_SET_AMP_GAIN_ADC_IN2: |
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case RT298_SET_POWER(RT298_DAC_OUT1): |
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case RT298_SET_POWER(RT298_DAC_OUT2): |
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case RT298_SET_POWER(RT298_ADC_IN1): |
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case RT298_SET_POWER(RT298_ADC_IN2): |
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case RT298_SET_POWER(RT298_DMIC2): |
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case RT298_SET_POWER(RT298_MIC1): |
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case VERB_CMD(AC_VERB_GET_EAPD_BTLENABLE, RT298_MIC1, 0): |
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case VERB_CMD(AC_VERB_GET_EAPD_BTLENABLE, RT298_SPK_OUT, 0): |
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case VERB_CMD(AC_VERB_GET_EAPD_BTLENABLE, RT298_HP_OUT, 0): |
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return true; |
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default: |
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return false; |
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} |
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} |
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#ifdef CONFIG_PM |
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static void rt298_index_sync(struct snd_soc_component *component) |
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{ |
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struct rt298_priv *rt298 = snd_soc_component_get_drvdata(component); |
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int i; |
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for (i = 0; i < INDEX_CACHE_SIZE; i++) { |
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snd_soc_component_write(component, rt298->index_cache[i].reg, |
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rt298->index_cache[i].def); |
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} |
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} |
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#endif |
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static int rt298_support_power_controls[] = { |
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RT298_DAC_OUT1, |
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RT298_DAC_OUT2, |
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RT298_ADC_IN1, |
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RT298_ADC_IN2, |
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RT298_MIC1, |
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RT298_DMIC1, |
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RT298_DMIC2, |
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RT298_SPK_OUT, |
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RT298_HP_OUT, |
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}; |
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#define RT298_POWER_REG_LEN ARRAY_SIZE(rt298_support_power_controls) |
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static int rt298_jack_detect(struct rt298_priv *rt298, bool *hp, bool *mic) |
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{ |
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struct snd_soc_dapm_context *dapm; |
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unsigned int val, buf; |
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*hp = false; |
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*mic = false; |
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if (!rt298->component) |
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return -EINVAL; |
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dapm = snd_soc_component_get_dapm(rt298->component); |
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if (rt298->pdata.cbj_en) { |
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regmap_read(rt298->regmap, RT298_GET_HP_SENSE, &buf); |
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*hp = buf & 0x80000000; |
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if (*hp == rt298->is_hp_in) |
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return -1; |
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rt298->is_hp_in = *hp; |
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if (*hp) { |
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/* power on HV,VERF */ |
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regmap_update_bits(rt298->regmap, |
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RT298_DC_GAIN, 0x200, 0x200); |
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snd_soc_dapm_force_enable_pin(dapm, "HV"); |
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snd_soc_dapm_force_enable_pin(dapm, "VREF"); |
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/* power LDO1 */ |
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snd_soc_dapm_force_enable_pin(dapm, "LDO1"); |
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snd_soc_dapm_sync(dapm); |
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regmap_update_bits(rt298->regmap, |
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RT298_POWER_CTRL1, 0x1001, 0); |
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regmap_update_bits(rt298->regmap, |
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RT298_POWER_CTRL2, 0x4, 0x4); |
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regmap_write(rt298->regmap, RT298_SET_MIC1, 0x24); |
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msleep(50); |
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regmap_update_bits(rt298->regmap, |
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RT298_CBJ_CTRL1, 0xfcc0, 0xd400); |
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msleep(300); |
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regmap_read(rt298->regmap, RT298_CBJ_CTRL2, &val); |
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if (0x0070 == (val & 0x0070)) { |
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*mic = true; |
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} else { |
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regmap_update_bits(rt298->regmap, |
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RT298_CBJ_CTRL1, 0xfcc0, 0xe400); |
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msleep(300); |
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regmap_read(rt298->regmap, |
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RT298_CBJ_CTRL2, &val); |
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if (0x0070 == (val & 0x0070)) |
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*mic = true; |
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else |
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*mic = false; |
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} |
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regmap_update_bits(rt298->regmap, |
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RT298_DC_GAIN, 0x200, 0x0); |
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} else { |
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*mic = false; |
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regmap_write(rt298->regmap, RT298_SET_MIC1, 0x20); |
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regmap_update_bits(rt298->regmap, |
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RT298_CBJ_CTRL1, 0x0400, 0x0000); |
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} |
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} else { |
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regmap_read(rt298->regmap, RT298_GET_HP_SENSE, &buf); |
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*hp = buf & 0x80000000; |
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regmap_read(rt298->regmap, RT298_GET_MIC1_SENSE, &buf); |
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*mic = buf & 0x80000000; |
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} |
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if (!*mic) { |
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snd_soc_dapm_disable_pin(dapm, "HV"); |
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snd_soc_dapm_disable_pin(dapm, "VREF"); |
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} |
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if (!*hp) |
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snd_soc_dapm_disable_pin(dapm, "LDO1"); |
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snd_soc_dapm_sync(dapm); |
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pr_debug("*hp = %d *mic = %d\n", *hp, *mic); |
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return 0; |
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} |
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static void rt298_jack_detect_work(struct work_struct *work) |
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{ |
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struct rt298_priv *rt298 = |
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container_of(work, struct rt298_priv, jack_detect_work.work); |
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int status = 0; |
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bool hp = false; |
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bool mic = false; |
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if (rt298_jack_detect(rt298, &hp, &mic) < 0) |
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return; |
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if (hp) |
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status |= SND_JACK_HEADPHONE; |
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if (mic) |
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status |= SND_JACK_MICROPHONE; |
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snd_soc_jack_report(rt298->jack, status, |
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SND_JACK_MICROPHONE | SND_JACK_HEADPHONE); |
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} |
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int rt298_mic_detect(struct snd_soc_component *component, struct snd_soc_jack *jack) |
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{ |
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struct rt298_priv *rt298 = snd_soc_component_get_drvdata(component); |
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struct snd_soc_dapm_context *dapm; |
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bool hp = false; |
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bool mic = false; |
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int status = 0; |
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/* If jack in NULL, disable HS jack */ |
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if (!jack) { |
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regmap_update_bits(rt298->regmap, RT298_IRQ_CTRL, 0x2, 0x0); |
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dapm = snd_soc_component_get_dapm(component); |
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snd_soc_dapm_disable_pin(dapm, "LDO1"); |
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snd_soc_dapm_sync(dapm); |
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return 0; |
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} |
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rt298->jack = jack; |
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regmap_update_bits(rt298->regmap, RT298_IRQ_CTRL, 0x2, 0x2); |
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rt298_jack_detect(rt298, &hp, &mic); |
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if (hp) |
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status |= SND_JACK_HEADPHONE; |
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if (mic) |
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status |= SND_JACK_MICROPHONE; |
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snd_soc_jack_report(rt298->jack, status, |
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SND_JACK_MICROPHONE | SND_JACK_HEADPHONE); |
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return 0; |
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} |
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EXPORT_SYMBOL_GPL(rt298_mic_detect); |
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static int is_mclk_mode(struct snd_soc_dapm_widget *source, |
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struct snd_soc_dapm_widget *sink) |
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{ |
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struct snd_soc_component *component = snd_soc_dapm_to_component(source->dapm); |
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struct rt298_priv *rt298 = snd_soc_component_get_drvdata(component); |
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if (rt298->clk_id == RT298_SCLK_S_MCLK) |
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return 1; |
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else |
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return 0; |
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} |
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static const DECLARE_TLV_DB_SCALE(out_vol_tlv, -6350, 50, 0); |
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static const DECLARE_TLV_DB_SCALE(mic_vol_tlv, 0, 1000, 0); |
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static const struct snd_kcontrol_new rt298_snd_controls[] = { |
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SOC_DOUBLE_R_TLV("DAC0 Playback Volume", RT298_DACL_GAIN, |
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RT298_DACR_GAIN, 0, 0x7f, 0, out_vol_tlv), |
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SOC_DOUBLE_R_TLV("ADC0 Capture Volume", RT298_ADCL_GAIN, |
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RT298_ADCR_GAIN, 0, 0x7f, 0, out_vol_tlv), |
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SOC_SINGLE_TLV("AMIC Volume", RT298_MIC_GAIN, |
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0, 0x3, 0, mic_vol_tlv), |
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SOC_DOUBLE_R("Speaker Playback Switch", RT298_SPOL_GAIN, |
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RT298_SPOR_GAIN, RT298_MUTE_SFT, 1, 1), |
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}; |
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/* Digital Mixer */ |
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static const struct snd_kcontrol_new rt298_front_mix[] = { |
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SOC_DAPM_SINGLE("DAC Switch", RT298_F_DAC_SWITCH, |
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RT298_MUTE_SFT, 1, 1), |
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SOC_DAPM_SINGLE("RECMIX Switch", RT298_F_RECMIX_SWITCH, |
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RT298_MUTE_SFT, 1, 1), |
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}; |
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/* Analog Input Mixer */ |
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static const struct snd_kcontrol_new rt298_rec_mix[] = { |
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SOC_DAPM_SINGLE("Mic1 Switch", RT298_REC_MIC_SWITCH, |
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RT298_MUTE_SFT, 1, 1), |
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SOC_DAPM_SINGLE("I2S Switch", RT298_REC_I2S_SWITCH, |
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RT298_MUTE_SFT, 1, 1), |
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SOC_DAPM_SINGLE("Line1 Switch", RT298_REC_LINE_SWITCH, |
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RT298_MUTE_SFT, 1, 1), |
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SOC_DAPM_SINGLE("Beep Switch", RT298_REC_BEEP_SWITCH, |
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RT298_MUTE_SFT, 1, 1), |
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}; |
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|
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static const struct snd_kcontrol_new spo_enable_control = |
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SOC_DAPM_SINGLE("Switch", RT298_SET_PIN_SPK, |
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RT298_SET_PIN_SFT, 1, 0); |
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|
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static const struct snd_kcontrol_new hpol_enable_control = |
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SOC_DAPM_SINGLE_AUTODISABLE("Switch", RT298_HPOL_GAIN, |
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RT298_MUTE_SFT, 1, 1); |
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|
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static const struct snd_kcontrol_new hpor_enable_control = |
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SOC_DAPM_SINGLE_AUTODISABLE("Switch", RT298_HPOR_GAIN, |
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RT298_MUTE_SFT, 1, 1); |
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|
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/* ADC0 source */ |
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static const char * const rt298_adc_src[] = { |
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"Mic", "RECMIX", "Dmic" |
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}; |
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|
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static const int rt298_adc_values[] = { |
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0, 4, 5, |
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}; |
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|
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static SOC_VALUE_ENUM_SINGLE_DECL( |
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rt298_adc0_enum, RT298_ADC0_MUX, RT298_ADC_SEL_SFT, |
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RT298_ADC_SEL_MASK, rt298_adc_src, rt298_adc_values); |
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|
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static const struct snd_kcontrol_new rt298_adc0_mux = |
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SOC_DAPM_ENUM("ADC 0 source", rt298_adc0_enum); |
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|
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static SOC_VALUE_ENUM_SINGLE_DECL( |
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rt298_adc1_enum, RT298_ADC1_MUX, RT298_ADC_SEL_SFT, |
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RT298_ADC_SEL_MASK, rt298_adc_src, rt298_adc_values); |
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|
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static const struct snd_kcontrol_new rt298_adc1_mux = |
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SOC_DAPM_ENUM("ADC 1 source", rt298_adc1_enum); |
|
|
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static const char * const rt298_dac_src[] = { |
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"Front", "Surround" |
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}; |
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/* HP-OUT source */ |
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static SOC_ENUM_SINGLE_DECL(rt298_hpo_enum, RT298_HPO_MUX, |
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0, rt298_dac_src); |
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|
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static const struct snd_kcontrol_new rt298_hpo_mux = |
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SOC_DAPM_ENUM("HPO source", rt298_hpo_enum); |
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|
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/* SPK-OUT source */ |
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static SOC_ENUM_SINGLE_DECL(rt298_spo_enum, RT298_SPK_MUX, |
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0, rt298_dac_src); |
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|
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static const struct snd_kcontrol_new rt298_spo_mux = |
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SOC_DAPM_ENUM("SPO source", rt298_spo_enum); |
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|
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static int rt298_spk_event(struct snd_soc_dapm_widget *w, |
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struct snd_kcontrol *kcontrol, int event) |
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{ |
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struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm); |
|
|
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switch (event) { |
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case SND_SOC_DAPM_POST_PMU: |
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snd_soc_component_write(component, |
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RT298_SPK_EAPD, RT298_SET_EAPD_HIGH); |
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break; |
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case SND_SOC_DAPM_PRE_PMD: |
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snd_soc_component_write(component, |
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RT298_SPK_EAPD, RT298_SET_EAPD_LOW); |
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break; |
|
|
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default: |
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return 0; |
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} |
|
|
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return 0; |
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} |
|
|
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static int rt298_set_dmic1_event(struct snd_soc_dapm_widget *w, |
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struct snd_kcontrol *kcontrol, int event) |
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{ |
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struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm); |
|
|
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switch (event) { |
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case SND_SOC_DAPM_POST_PMU: |
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snd_soc_component_write(component, RT298_SET_PIN_DMIC1, 0x20); |
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break; |
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case SND_SOC_DAPM_PRE_PMD: |
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snd_soc_component_write(component, RT298_SET_PIN_DMIC1, 0); |
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break; |
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default: |
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return 0; |
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} |
|
|
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return 0; |
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} |
|
|
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static int rt298_adc_event(struct snd_soc_dapm_widget *w, |
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struct snd_kcontrol *kcontrol, int event) |
|
{ |
|
struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm); |
|
unsigned int nid; |
|
|
|
nid = (w->reg >> 20) & 0xff; |
|
|
|
switch (event) { |
|
case SND_SOC_DAPM_POST_PMU: |
|
snd_soc_component_update_bits(component, |
|
VERB_CMD(AC_VERB_SET_AMP_GAIN_MUTE, nid, 0), |
|
0x7080, 0x7000); |
|
/* If MCLK doesn't exist, reset AD filter */ |
|
if (!(snd_soc_component_read(component, RT298_VAD_CTRL) & 0x200)) { |
|
pr_info("NO MCLK\n"); |
|
switch (nid) { |
|
case RT298_ADC_IN1: |
|
snd_soc_component_update_bits(component, |
|
RT298_D_FILTER_CTRL, 0x2, 0x2); |
|
mdelay(10); |
|
snd_soc_component_update_bits(component, |
|
RT298_D_FILTER_CTRL, 0x2, 0x0); |
|
break; |
|
case RT298_ADC_IN2: |
|
snd_soc_component_update_bits(component, |
|
RT298_D_FILTER_CTRL, 0x4, 0x4); |
|
mdelay(10); |
|
snd_soc_component_update_bits(component, |
|
RT298_D_FILTER_CTRL, 0x4, 0x0); |
|
break; |
|
} |
|
} |
|
break; |
|
case SND_SOC_DAPM_PRE_PMD: |
|
snd_soc_component_update_bits(component, |
|
VERB_CMD(AC_VERB_SET_AMP_GAIN_MUTE, nid, 0), |
|
0x7080, 0x7080); |
|
break; |
|
default: |
|
return 0; |
|
} |
|
|
|
return 0; |
|
} |
|
|
|
static int rt298_mic1_event(struct snd_soc_dapm_widget *w, |
|
struct snd_kcontrol *kcontrol, int event) |
|
{ |
|
struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm); |
|
|
|
switch (event) { |
|
case SND_SOC_DAPM_PRE_PMU: |
|
snd_soc_component_update_bits(component, |
|
RT298_A_BIAS_CTRL3, 0xc000, 0x8000); |
|
snd_soc_component_update_bits(component, |
|
RT298_A_BIAS_CTRL2, 0xc000, 0x8000); |
|
break; |
|
case SND_SOC_DAPM_POST_PMD: |
|
snd_soc_component_update_bits(component, |
|
RT298_A_BIAS_CTRL3, 0xc000, 0x0000); |
|
snd_soc_component_update_bits(component, |
|
RT298_A_BIAS_CTRL2, 0xc000, 0x0000); |
|
break; |
|
default: |
|
return 0; |
|
} |
|
|
|
return 0; |
|
} |
|
|
|
static const struct snd_soc_dapm_widget rt298_dapm_widgets[] = { |
|
|
|
SND_SOC_DAPM_SUPPLY_S("HV", 1, RT298_POWER_CTRL1, |
|
12, 1, NULL, 0), |
|
SND_SOC_DAPM_SUPPLY("VREF", RT298_POWER_CTRL1, |
|
0, 1, NULL, 0), |
|
SND_SOC_DAPM_SUPPLY_S("BG_MBIAS", 1, RT298_POWER_CTRL2, |
|
1, 0, NULL, 0), |
|
SND_SOC_DAPM_SUPPLY_S("LDO1", 1, RT298_POWER_CTRL2, |
|
2, 0, NULL, 0), |
|
SND_SOC_DAPM_SUPPLY_S("LDO2", 1, RT298_POWER_CTRL2, |
|
3, 0, NULL, 0), |
|
SND_SOC_DAPM_SUPPLY_S("VREF1", 1, RT298_POWER_CTRL2, |
|
4, 1, NULL, 0), |
|
SND_SOC_DAPM_SUPPLY_S("LV", 2, RT298_POWER_CTRL1, |
|
13, 1, NULL, 0), |
|
|
|
|
|
SND_SOC_DAPM_SUPPLY("MCLK MODE", RT298_PLL_CTRL1, |
|
5, 0, NULL, 0), |
|
SND_SOC_DAPM_SUPPLY("MIC1 Input Buffer", SND_SOC_NOPM, |
|
0, 0, rt298_mic1_event, SND_SOC_DAPM_PRE_PMU | |
|
SND_SOC_DAPM_POST_PMD), |
|
|
|
/* Input Lines */ |
|
SND_SOC_DAPM_INPUT("DMIC1 Pin"), |
|
SND_SOC_DAPM_INPUT("DMIC2 Pin"), |
|
SND_SOC_DAPM_INPUT("MIC1"), |
|
SND_SOC_DAPM_INPUT("LINE1"), |
|
SND_SOC_DAPM_INPUT("Beep"), |
|
|
|
/* DMIC */ |
|
SND_SOC_DAPM_PGA_E("DMIC1", RT298_SET_POWER(RT298_DMIC1), 0, 1, |
|
NULL, 0, rt298_set_dmic1_event, |
|
SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMU), |
|
SND_SOC_DAPM_PGA("DMIC2", RT298_SET_POWER(RT298_DMIC2), 0, 1, |
|
NULL, 0), |
|
SND_SOC_DAPM_SUPPLY("DMIC Receiver", SND_SOC_NOPM, |
|
0, 0, NULL, 0), |
|
|
|
/* REC Mixer */ |
|
SND_SOC_DAPM_MIXER("RECMIX", SND_SOC_NOPM, 0, 0, |
|
rt298_rec_mix, ARRAY_SIZE(rt298_rec_mix)), |
|
|
|
/* ADCs */ |
|
SND_SOC_DAPM_ADC("ADC 0", NULL, SND_SOC_NOPM, 0, 0), |
|
SND_SOC_DAPM_ADC("ADC 1", NULL, SND_SOC_NOPM, 0, 0), |
|
|
|
/* ADC Mux */ |
|
SND_SOC_DAPM_MUX_E("ADC 0 Mux", RT298_SET_POWER(RT298_ADC_IN1), 0, 1, |
|
&rt298_adc0_mux, rt298_adc_event, SND_SOC_DAPM_PRE_PMD | |
|
SND_SOC_DAPM_POST_PMU), |
|
SND_SOC_DAPM_MUX_E("ADC 1 Mux", RT298_SET_POWER(RT298_ADC_IN2), 0, 1, |
|
&rt298_adc1_mux, rt298_adc_event, SND_SOC_DAPM_PRE_PMD | |
|
SND_SOC_DAPM_POST_PMU), |
|
|
|
/* Audio Interface */ |
|
SND_SOC_DAPM_AIF_IN("AIF1RX", "AIF1 Playback", 0, SND_SOC_NOPM, 0, 0), |
|
SND_SOC_DAPM_AIF_OUT("AIF1TX", "AIF1 Capture", 0, SND_SOC_NOPM, 0, 0), |
|
SND_SOC_DAPM_AIF_IN("AIF2RX", "AIF2 Playback", 0, SND_SOC_NOPM, 0, 0), |
|
SND_SOC_DAPM_AIF_OUT("AIF2TX", "AIF2 Capture", 0, SND_SOC_NOPM, 0, 0), |
|
|
|
/* Output Side */ |
|
/* DACs */ |
|
SND_SOC_DAPM_DAC("DAC 0", NULL, SND_SOC_NOPM, 0, 0), |
|
SND_SOC_DAPM_DAC("DAC 1", NULL, SND_SOC_NOPM, 0, 0), |
|
|
|
/* Output Mux */ |
|
SND_SOC_DAPM_MUX("SPK Mux", SND_SOC_NOPM, 0, 0, &rt298_spo_mux), |
|
SND_SOC_DAPM_MUX("HPO Mux", SND_SOC_NOPM, 0, 0, &rt298_hpo_mux), |
|
|
|
SND_SOC_DAPM_SUPPLY("HP Power", RT298_SET_PIN_HPO, |
|
RT298_SET_PIN_SFT, 0, NULL, 0), |
|
|
|
/* Output Mixer */ |
|
SND_SOC_DAPM_MIXER("Front", RT298_SET_POWER(RT298_DAC_OUT1), 0, 1, |
|
rt298_front_mix, ARRAY_SIZE(rt298_front_mix)), |
|
SND_SOC_DAPM_PGA("Surround", RT298_SET_POWER(RT298_DAC_OUT2), 0, 1, |
|
NULL, 0), |
|
|
|
/* Output Pga */ |
|
SND_SOC_DAPM_SWITCH_E("SPO", SND_SOC_NOPM, 0, 0, |
|
&spo_enable_control, rt298_spk_event, |
|
SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMU), |
|
SND_SOC_DAPM_SWITCH("HPO L", SND_SOC_NOPM, 0, 0, |
|
&hpol_enable_control), |
|
SND_SOC_DAPM_SWITCH("HPO R", SND_SOC_NOPM, 0, 0, |
|
&hpor_enable_control), |
|
|
|
/* Output Lines */ |
|
SND_SOC_DAPM_OUTPUT("SPOL"), |
|
SND_SOC_DAPM_OUTPUT("SPOR"), |
|
SND_SOC_DAPM_OUTPUT("HPO Pin"), |
|
SND_SOC_DAPM_OUTPUT("SPDIF"), |
|
}; |
|
|
|
static const struct snd_soc_dapm_route rt298_dapm_routes[] = { |
|
|
|
{"ADC 0", NULL, "MCLK MODE", is_mclk_mode}, |
|
{"ADC 1", NULL, "MCLK MODE", is_mclk_mode}, |
|
{"Front", NULL, "MCLK MODE", is_mclk_mode}, |
|
{"Surround", NULL, "MCLK MODE", is_mclk_mode}, |
|
|
|
{"HP Power", NULL, "LDO1"}, |
|
{"HP Power", NULL, "LDO2"}, |
|
{"HP Power", NULL, "LV"}, |
|
{"HP Power", NULL, "VREF1"}, |
|
{"HP Power", NULL, "BG_MBIAS"}, |
|
|
|
{"MIC1", NULL, "LDO1"}, |
|
{"MIC1", NULL, "LDO2"}, |
|
{"MIC1", NULL, "HV"}, |
|
{"MIC1", NULL, "LV"}, |
|
{"MIC1", NULL, "VREF"}, |
|
{"MIC1", NULL, "VREF1"}, |
|
{"MIC1", NULL, "BG_MBIAS"}, |
|
{"MIC1", NULL, "MIC1 Input Buffer"}, |
|
|
|
{"SPO", NULL, "LDO1"}, |
|
{"SPO", NULL, "LDO2"}, |
|
{"SPO", NULL, "HV"}, |
|
{"SPO", NULL, "LV"}, |
|
{"SPO", NULL, "VREF"}, |
|
{"SPO", NULL, "VREF1"}, |
|
{"SPO", NULL, "BG_MBIAS"}, |
|
|
|
{"DMIC1", NULL, "DMIC1 Pin"}, |
|
{"DMIC2", NULL, "DMIC2 Pin"}, |
|
{"DMIC1", NULL, "DMIC Receiver"}, |
|
{"DMIC2", NULL, "DMIC Receiver"}, |
|
|
|
{"RECMIX", "Beep Switch", "Beep"}, |
|
{"RECMIX", "Line1 Switch", "LINE1"}, |
|
{"RECMIX", "Mic1 Switch", "MIC1"}, |
|
|
|
{"ADC 0 Mux", "Dmic", "DMIC1"}, |
|
{"ADC 0 Mux", "RECMIX", "RECMIX"}, |
|
{"ADC 0 Mux", "Mic", "MIC1"}, |
|
{"ADC 1 Mux", "Dmic", "DMIC2"}, |
|
{"ADC 1 Mux", "RECMIX", "RECMIX"}, |
|
{"ADC 1 Mux", "Mic", "MIC1"}, |
|
|
|
{"ADC 0", NULL, "ADC 0 Mux"}, |
|
{"ADC 1", NULL, "ADC 1 Mux"}, |
|
|
|
{"AIF1TX", NULL, "ADC 0"}, |
|
{"AIF2TX", NULL, "ADC 1"}, |
|
|
|
{"DAC 0", NULL, "AIF1RX"}, |
|
{"DAC 1", NULL, "AIF2RX"}, |
|
|
|
{"Front", "DAC Switch", "DAC 0"}, |
|
{"Front", "RECMIX Switch", "RECMIX"}, |
|
|
|
{"Surround", NULL, "DAC 1"}, |
|
|
|
{"SPK Mux", "Front", "Front"}, |
|
{"SPK Mux", "Surround", "Surround"}, |
|
|
|
{"HPO Mux", "Front", "Front"}, |
|
{"HPO Mux", "Surround", "Surround"}, |
|
|
|
{"SPO", "Switch", "SPK Mux"}, |
|
{"HPO L", "Switch", "HPO Mux"}, |
|
{"HPO R", "Switch", "HPO Mux"}, |
|
{"HPO L", NULL, "HP Power"}, |
|
{"HPO R", NULL, "HP Power"}, |
|
|
|
{"SPOL", NULL, "SPO"}, |
|
{"SPOR", NULL, "SPO"}, |
|
{"HPO Pin", NULL, "HPO L"}, |
|
{"HPO Pin", NULL, "HPO R"}, |
|
}; |
|
|
|
static int rt298_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 rt298_priv *rt298 = snd_soc_component_get_drvdata(component); |
|
unsigned int val = 0; |
|
int d_len_code; |
|
|
|
switch (params_rate(params)) { |
|
/* bit 14 0:48K 1:44.1K */ |
|
case 44100: |
|
case 48000: |
|
break; |
|
default: |
|
dev_err(component->dev, "Unsupported sample rate %d\n", |
|
params_rate(params)); |
|
return -EINVAL; |
|
} |
|
switch (rt298->sys_clk) { |
|
case 12288000: |
|
case 24576000: |
|
if (params_rate(params) != 48000) { |
|
dev_err(component->dev, "Sys_clk is not matched (%d %d)\n", |
|
params_rate(params), rt298->sys_clk); |
|
return -EINVAL; |
|
} |
|
break; |
|
case 11289600: |
|
case 22579200: |
|
if (params_rate(params) != 44100) { |
|
dev_err(component->dev, "Sys_clk is not matched (%d %d)\n", |
|
params_rate(params), rt298->sys_clk); |
|
return -EINVAL; |
|
} |
|
break; |
|
} |
|
|
|
if (params_channels(params) <= 16) { |
|
/* bit 3:0 Number of Channel */ |
|
val |= (params_channels(params) - 1); |
|
} else { |
|
dev_err(component->dev, "Unsupported channels %d\n", |
|
params_channels(params)); |
|
return -EINVAL; |
|
} |
|
|
|
d_len_code = 0; |
|
switch (params_width(params)) { |
|
/* bit 6:4 Bits per Sample */ |
|
case 16: |
|
d_len_code = 0; |
|
val |= (0x1 << 4); |
|
break; |
|
case 32: |
|
d_len_code = 2; |
|
val |= (0x4 << 4); |
|
break; |
|
case 20: |
|
d_len_code = 1; |
|
val |= (0x2 << 4); |
|
break; |
|
case 24: |
|
d_len_code = 2; |
|
val |= (0x3 << 4); |
|
break; |
|
case 8: |
|
d_len_code = 3; |
|
break; |
|
default: |
|
return -EINVAL; |
|
} |
|
|
|
snd_soc_component_update_bits(component, |
|
RT298_I2S_CTRL1, 0x0018, d_len_code << 3); |
|
dev_dbg(component->dev, "format val = 0x%x\n", val); |
|
|
|
snd_soc_component_update_bits(component, RT298_DAC_FORMAT, 0x407f, val); |
|
snd_soc_component_update_bits(component, RT298_ADC_FORMAT, 0x407f, val); |
|
|
|
return 0; |
|
} |
|
|
|
static int rt298_set_dai_fmt(struct snd_soc_dai *dai, unsigned int fmt) |
|
{ |
|
struct snd_soc_component *component = dai->component; |
|
|
|
switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) { |
|
case SND_SOC_DAIFMT_CBM_CFM: |
|
snd_soc_component_update_bits(component, |
|
RT298_I2S_CTRL1, 0x800, 0x800); |
|
break; |
|
case SND_SOC_DAIFMT_CBS_CFS: |
|
snd_soc_component_update_bits(component, |
|
RT298_I2S_CTRL1, 0x800, 0x0); |
|
break; |
|
default: |
|
return -EINVAL; |
|
} |
|
|
|
switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { |
|
case SND_SOC_DAIFMT_I2S: |
|
snd_soc_component_update_bits(component, |
|
RT298_I2S_CTRL1, 0x300, 0x0); |
|
break; |
|
case SND_SOC_DAIFMT_LEFT_J: |
|
snd_soc_component_update_bits(component, |
|
RT298_I2S_CTRL1, 0x300, 0x1 << 8); |
|
break; |
|
case SND_SOC_DAIFMT_DSP_A: |
|
snd_soc_component_update_bits(component, |
|
RT298_I2S_CTRL1, 0x300, 0x2 << 8); |
|
break; |
|
case SND_SOC_DAIFMT_DSP_B: |
|
snd_soc_component_update_bits(component, |
|
RT298_I2S_CTRL1, 0x300, 0x3 << 8); |
|
break; |
|
default: |
|
return -EINVAL; |
|
} |
|
/* bit 15 Stream Type 0:PCM 1:Non-PCM */ |
|
snd_soc_component_update_bits(component, RT298_DAC_FORMAT, 0x8000, 0); |
|
snd_soc_component_update_bits(component, RT298_ADC_FORMAT, 0x8000, 0); |
|
|
|
return 0; |
|
} |
|
|
|
static int rt298_set_dai_sysclk(struct snd_soc_dai *dai, |
|
int clk_id, unsigned int freq, int dir) |
|
{ |
|
struct snd_soc_component *component = dai->component; |
|
struct rt298_priv *rt298 = snd_soc_component_get_drvdata(component); |
|
|
|
dev_dbg(component->dev, "%s freq=%d\n", __func__, freq); |
|
|
|
if (RT298_SCLK_S_MCLK == clk_id) { |
|
snd_soc_component_update_bits(component, |
|
RT298_I2S_CTRL2, 0x0100, 0x0); |
|
snd_soc_component_update_bits(component, |
|
RT298_PLL_CTRL1, 0x20, 0x20); |
|
} else { |
|
snd_soc_component_update_bits(component, |
|
RT298_I2S_CTRL2, 0x0100, 0x0100); |
|
snd_soc_component_update_bits(component, |
|
RT298_PLL_CTRL1, 0x20, 0x0); |
|
} |
|
|
|
switch (freq) { |
|
case 19200000: |
|
if (RT298_SCLK_S_MCLK == clk_id) { |
|
dev_err(component->dev, "Should not use MCLK\n"); |
|
return -EINVAL; |
|
} |
|
snd_soc_component_update_bits(component, |
|
RT298_I2S_CTRL2, 0x40, 0x40); |
|
break; |
|
case 24000000: |
|
if (RT298_SCLK_S_MCLK == clk_id) { |
|
dev_err(component->dev, "Should not use MCLK\n"); |
|
return -EINVAL; |
|
} |
|
snd_soc_component_update_bits(component, |
|
RT298_I2S_CTRL2, 0x40, 0x0); |
|
break; |
|
case 12288000: |
|
case 11289600: |
|
snd_soc_component_update_bits(component, |
|
RT298_I2S_CTRL2, 0x8, 0x0); |
|
snd_soc_component_update_bits(component, |
|
RT298_CLK_DIV, 0xfc1e, 0x0004); |
|
break; |
|
case 24576000: |
|
case 22579200: |
|
snd_soc_component_update_bits(component, |
|
RT298_I2S_CTRL2, 0x8, 0x8); |
|
snd_soc_component_update_bits(component, |
|
RT298_CLK_DIV, 0xfc1e, 0x5406); |
|
break; |
|
default: |
|
dev_err(component->dev, "Unsupported system clock\n"); |
|
return -EINVAL; |
|
} |
|
|
|
rt298->sys_clk = freq; |
|
rt298->clk_id = clk_id; |
|
|
|
return 0; |
|
} |
|
|
|
static int rt298_set_bclk_ratio(struct snd_soc_dai *dai, unsigned int ratio) |
|
{ |
|
struct snd_soc_component *component = dai->component; |
|
|
|
dev_dbg(component->dev, "%s ratio=%d\n", __func__, ratio); |
|
if (50 == ratio) |
|
snd_soc_component_update_bits(component, |
|
RT298_I2S_CTRL1, 0x1000, 0x1000); |
|
else |
|
snd_soc_component_update_bits(component, |
|
RT298_I2S_CTRL1, 0x1000, 0x0); |
|
|
|
|
|
return 0; |
|
} |
|
|
|
static int rt298_set_bias_level(struct snd_soc_component *component, |
|
enum snd_soc_bias_level level) |
|
{ |
|
switch (level) { |
|
case SND_SOC_BIAS_PREPARE: |
|
if (SND_SOC_BIAS_STANDBY == |
|
snd_soc_component_get_bias_level(component)) { |
|
snd_soc_component_write(component, |
|
RT298_SET_AUDIO_POWER, AC_PWRST_D0); |
|
snd_soc_component_update_bits(component, 0x0d, 0x200, 0x200); |
|
snd_soc_component_update_bits(component, 0x52, 0x80, 0x0); |
|
mdelay(20); |
|
snd_soc_component_update_bits(component, 0x0d, 0x200, 0x0); |
|
snd_soc_component_update_bits(component, 0x52, 0x80, 0x80); |
|
} |
|
break; |
|
|
|
case SND_SOC_BIAS_STANDBY: |
|
snd_soc_component_write(component, |
|
RT298_SET_AUDIO_POWER, AC_PWRST_D3); |
|
break; |
|
|
|
default: |
|
break; |
|
} |
|
|
|
return 0; |
|
} |
|
|
|
static irqreturn_t rt298_irq(int irq, void *data) |
|
{ |
|
struct rt298_priv *rt298 = data; |
|
bool hp = false; |
|
bool mic = false; |
|
int ret, status = 0; |
|
|
|
ret = rt298_jack_detect(rt298, &hp, &mic); |
|
|
|
/* Clear IRQ */ |
|
regmap_update_bits(rt298->regmap, RT298_IRQ_CTRL, 0x1, 0x1); |
|
|
|
if (ret == 0) { |
|
if (hp) |
|
status |= SND_JACK_HEADPHONE; |
|
|
|
if (mic) |
|
status |= SND_JACK_MICROPHONE; |
|
|
|
snd_soc_jack_report(rt298->jack, status, |
|
SND_JACK_MICROPHONE | SND_JACK_HEADPHONE); |
|
|
|
pm_wakeup_event(&rt298->i2c->dev, 300); |
|
} |
|
|
|
return IRQ_HANDLED; |
|
} |
|
|
|
static int rt298_probe(struct snd_soc_component *component) |
|
{ |
|
struct rt298_priv *rt298 = snd_soc_component_get_drvdata(component); |
|
|
|
rt298->component = component; |
|
|
|
if (rt298->i2c->irq) { |
|
regmap_update_bits(rt298->regmap, |
|
RT298_IRQ_CTRL, 0x2, 0x2); |
|
|
|
INIT_DELAYED_WORK(&rt298->jack_detect_work, |
|
rt298_jack_detect_work); |
|
schedule_delayed_work(&rt298->jack_detect_work, |
|
msecs_to_jiffies(1250)); |
|
} |
|
|
|
return 0; |
|
} |
|
|
|
static void rt298_remove(struct snd_soc_component *component) |
|
{ |
|
struct rt298_priv *rt298 = snd_soc_component_get_drvdata(component); |
|
|
|
cancel_delayed_work_sync(&rt298->jack_detect_work); |
|
} |
|
|
|
#ifdef CONFIG_PM |
|
static int rt298_suspend(struct snd_soc_component *component) |
|
{ |
|
struct rt298_priv *rt298 = snd_soc_component_get_drvdata(component); |
|
|
|
rt298->is_hp_in = -1; |
|
regcache_cache_only(rt298->regmap, true); |
|
regcache_mark_dirty(rt298->regmap); |
|
|
|
return 0; |
|
} |
|
|
|
static int rt298_resume(struct snd_soc_component *component) |
|
{ |
|
struct rt298_priv *rt298 = snd_soc_component_get_drvdata(component); |
|
|
|
regcache_cache_only(rt298->regmap, false); |
|
rt298_index_sync(component); |
|
regcache_sync(rt298->regmap); |
|
|
|
return 0; |
|
} |
|
#else |
|
#define rt298_suspend NULL |
|
#define rt298_resume NULL |
|
#endif |
|
|
|
#define RT298_STEREO_RATES (SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000) |
|
#define RT298_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 rt298_aif_dai_ops = { |
|
.hw_params = rt298_hw_params, |
|
.set_fmt = rt298_set_dai_fmt, |
|
.set_sysclk = rt298_set_dai_sysclk, |
|
.set_bclk_ratio = rt298_set_bclk_ratio, |
|
}; |
|
|
|
static struct snd_soc_dai_driver rt298_dai[] = { |
|
{ |
|
.name = "rt298-aif1", |
|
.id = RT298_AIF1, |
|
.playback = { |
|
.stream_name = "AIF1 Playback", |
|
.channels_min = 1, |
|
.channels_max = 2, |
|
.rates = RT298_STEREO_RATES, |
|
.formats = RT298_FORMATS, |
|
}, |
|
.capture = { |
|
.stream_name = "AIF1 Capture", |
|
.channels_min = 1, |
|
.channels_max = 2, |
|
.rates = RT298_STEREO_RATES, |
|
.formats = RT298_FORMATS, |
|
}, |
|
.ops = &rt298_aif_dai_ops, |
|
.symmetric_rate = 1, |
|
}, |
|
{ |
|
.name = "rt298-aif2", |
|
.id = RT298_AIF2, |
|
.playback = { |
|
.stream_name = "AIF2 Playback", |
|
.channels_min = 1, |
|
.channels_max = 2, |
|
.rates = RT298_STEREO_RATES, |
|
.formats = RT298_FORMATS, |
|
}, |
|
.capture = { |
|
.stream_name = "AIF2 Capture", |
|
.channels_min = 1, |
|
.channels_max = 2, |
|
.rates = RT298_STEREO_RATES, |
|
.formats = RT298_FORMATS, |
|
}, |
|
.ops = &rt298_aif_dai_ops, |
|
.symmetric_rate = 1, |
|
}, |
|
|
|
}; |
|
|
|
static const struct snd_soc_component_driver soc_component_dev_rt298 = { |
|
.probe = rt298_probe, |
|
.remove = rt298_remove, |
|
.suspend = rt298_suspend, |
|
.resume = rt298_resume, |
|
.set_bias_level = rt298_set_bias_level, |
|
.controls = rt298_snd_controls, |
|
.num_controls = ARRAY_SIZE(rt298_snd_controls), |
|
.dapm_widgets = rt298_dapm_widgets, |
|
.num_dapm_widgets = ARRAY_SIZE(rt298_dapm_widgets), |
|
.dapm_routes = rt298_dapm_routes, |
|
.num_dapm_routes = ARRAY_SIZE(rt298_dapm_routes), |
|
.use_pmdown_time = 1, |
|
.endianness = 1, |
|
.non_legacy_dai_naming = 1, |
|
}; |
|
|
|
static const struct regmap_config rt298_regmap = { |
|
.reg_bits = 32, |
|
.val_bits = 32, |
|
.max_register = 0x02370100, |
|
.volatile_reg = rt298_volatile_register, |
|
.readable_reg = rt298_readable_register, |
|
.reg_write = rl6347a_hw_write, |
|
.reg_read = rl6347a_hw_read, |
|
.cache_type = REGCACHE_RBTREE, |
|
.reg_defaults = rt298_reg, |
|
.num_reg_defaults = ARRAY_SIZE(rt298_reg), |
|
}; |
|
|
|
static const struct i2c_device_id rt298_i2c_id[] = { |
|
{"rt298", 0}, |
|
{} |
|
}; |
|
MODULE_DEVICE_TABLE(i2c, rt298_i2c_id); |
|
|
|
#ifdef CONFIG_ACPI |
|
static const struct acpi_device_id rt298_acpi_match[] = { |
|
{ "INT343A", 0 }, |
|
{}, |
|
}; |
|
MODULE_DEVICE_TABLE(acpi, rt298_acpi_match); |
|
#endif |
|
|
|
static const struct dmi_system_id force_combo_jack_table[] = { |
|
{ |
|
.ident = "Intel Broxton P", |
|
.matches = { |
|
DMI_MATCH(DMI_SYS_VENDOR, "Intel Corp"), |
|
DMI_MATCH(DMI_PRODUCT_NAME, "Broxton P") |
|
} |
|
}, |
|
{ |
|
.ident = "Intel Gemini Lake", |
|
.matches = { |
|
DMI_MATCH(DMI_SYS_VENDOR, "Intel Corp"), |
|
DMI_MATCH(DMI_PRODUCT_NAME, "Geminilake") |
|
} |
|
}, |
|
{ } |
|
}; |
|
|
|
static int rt298_i2c_probe(struct i2c_client *i2c, |
|
const struct i2c_device_id *id) |
|
{ |
|
struct rt298_platform_data *pdata = dev_get_platdata(&i2c->dev); |
|
struct rt298_priv *rt298; |
|
struct device *dev = &i2c->dev; |
|
const struct acpi_device_id *acpiid; |
|
int i, ret; |
|
|
|
rt298 = devm_kzalloc(&i2c->dev, sizeof(*rt298), |
|
GFP_KERNEL); |
|
if (NULL == rt298) |
|
return -ENOMEM; |
|
|
|
rt298->regmap = devm_regmap_init(&i2c->dev, NULL, i2c, &rt298_regmap); |
|
if (IS_ERR(rt298->regmap)) { |
|
ret = PTR_ERR(rt298->regmap); |
|
dev_err(&i2c->dev, "Failed to allocate register map: %d\n", |
|
ret); |
|
return ret; |
|
} |
|
|
|
regmap_read(rt298->regmap, |
|
RT298_GET_PARAM(AC_NODE_ROOT, AC_PAR_VENDOR_ID), &ret); |
|
if (ret != RT298_VENDOR_ID) { |
|
dev_err(&i2c->dev, |
|
"Device with ID register %#x is not rt298\n", ret); |
|
return -ENODEV; |
|
} |
|
|
|
rt298->index_cache = devm_kmemdup(&i2c->dev, rt298_index_def, |
|
sizeof(rt298_index_def), GFP_KERNEL); |
|
if (!rt298->index_cache) |
|
return -ENOMEM; |
|
|
|
rt298->index_cache_size = INDEX_CACHE_SIZE; |
|
rt298->i2c = i2c; |
|
i2c_set_clientdata(i2c, rt298); |
|
|
|
/* restore codec default */ |
|
for (i = 0; i < INDEX_CACHE_SIZE; i++) |
|
regmap_write(rt298->regmap, rt298->index_cache[i].reg, |
|
rt298->index_cache[i].def); |
|
for (i = 0; i < ARRAY_SIZE(rt298_reg); i++) |
|
regmap_write(rt298->regmap, rt298_reg[i].reg, |
|
rt298_reg[i].def); |
|
|
|
if (pdata) |
|
rt298->pdata = *pdata; |
|
|
|
/* enable jack combo mode on supported devices */ |
|
acpiid = acpi_match_device(dev->driver->acpi_match_table, dev); |
|
if (acpiid && acpiid->driver_data) { |
|
rt298->pdata = *(struct rt298_platform_data *) |
|
acpiid->driver_data; |
|
} |
|
|
|
if (dmi_check_system(force_combo_jack_table)) { |
|
rt298->pdata.cbj_en = true; |
|
rt298->pdata.gpio2_en = false; |
|
} |
|
|
|
/* VREF Charging */ |
|
regmap_update_bits(rt298->regmap, 0x04, 0x80, 0x80); |
|
regmap_update_bits(rt298->regmap, 0x1b, 0x860, 0x860); |
|
/* Vref2 */ |
|
regmap_update_bits(rt298->regmap, 0x08, 0x20, 0x20); |
|
|
|
regmap_write(rt298->regmap, RT298_SET_AUDIO_POWER, AC_PWRST_D3); |
|
|
|
for (i = 0; i < RT298_POWER_REG_LEN; i++) |
|
regmap_write(rt298->regmap, |
|
RT298_SET_POWER(rt298_support_power_controls[i]), |
|
AC_PWRST_D1); |
|
|
|
if (!rt298->pdata.cbj_en) { |
|
regmap_write(rt298->regmap, RT298_CBJ_CTRL2, 0x0000); |
|
regmap_write(rt298->regmap, RT298_MIC1_DET_CTRL, 0x0816); |
|
regmap_update_bits(rt298->regmap, |
|
RT298_CBJ_CTRL1, 0xf000, 0xb000); |
|
} else { |
|
regmap_update_bits(rt298->regmap, |
|
RT298_CBJ_CTRL1, 0xf000, 0x5000); |
|
} |
|
|
|
mdelay(10); |
|
|
|
if (!rt298->pdata.gpio2_en) |
|
regmap_write(rt298->regmap, RT298_SET_DMIC2_DEFAULT, 0x40); |
|
else |
|
regmap_write(rt298->regmap, RT298_SET_DMIC2_DEFAULT, 0); |
|
|
|
mdelay(10); |
|
|
|
regmap_write(rt298->regmap, RT298_MISC_CTRL1, 0x0000); |
|
regmap_update_bits(rt298->regmap, |
|
RT298_WIND_FILTER_CTRL, 0x0082, 0x0082); |
|
|
|
regmap_write(rt298->regmap, RT298_UNSOLICITED_INLINE_CMD, 0x81); |
|
regmap_write(rt298->regmap, RT298_UNSOLICITED_HP_OUT, 0x82); |
|
regmap_write(rt298->regmap, RT298_UNSOLICITED_MIC1, 0x84); |
|
regmap_update_bits(rt298->regmap, RT298_IRQ_FLAG_CTRL, 0x2, 0x2); |
|
|
|
rt298->is_hp_in = -1; |
|
|
|
if (rt298->i2c->irq) { |
|
ret = request_threaded_irq(rt298->i2c->irq, NULL, rt298_irq, |
|
IRQF_TRIGGER_HIGH | IRQF_ONESHOT, "rt298", rt298); |
|
if (ret != 0) { |
|
dev_err(&i2c->dev, |
|
"Failed to reguest IRQ: %d\n", ret); |
|
return ret; |
|
} |
|
} |
|
|
|
ret = devm_snd_soc_register_component(&i2c->dev, |
|
&soc_component_dev_rt298, |
|
rt298_dai, ARRAY_SIZE(rt298_dai)); |
|
|
|
return ret; |
|
} |
|
|
|
static int rt298_i2c_remove(struct i2c_client *i2c) |
|
{ |
|
struct rt298_priv *rt298 = i2c_get_clientdata(i2c); |
|
|
|
if (i2c->irq) |
|
free_irq(i2c->irq, rt298); |
|
|
|
return 0; |
|
} |
|
|
|
|
|
static struct i2c_driver rt298_i2c_driver = { |
|
.driver = { |
|
.name = "rt298", |
|
.acpi_match_table = ACPI_PTR(rt298_acpi_match), |
|
}, |
|
.probe = rt298_i2c_probe, |
|
.remove = rt298_i2c_remove, |
|
.id_table = rt298_i2c_id, |
|
}; |
|
|
|
module_i2c_driver(rt298_i2c_driver); |
|
|
|
MODULE_DESCRIPTION("ASoC RT298 driver"); |
|
MODULE_AUTHOR("Bard Liao <[email protected]>"); |
|
MODULE_LICENSE("GPL");
|
|
|