1324 lines
34 KiB
C
1324 lines
34 KiB
C
// 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 <bardliao@realtek.com>
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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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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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regmap_update_bits(rt298->regmap,
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RT298_CBJ_CTRL1,
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0xfcc0, 0xc400);
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}
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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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static int rt298_mic_detect(struct snd_soc_component *component,
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struct snd_soc_jack *jack, void *data)
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{
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struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(component);
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struct rt298_priv *rt298 = snd_soc_component_get_drvdata(component);
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rt298->jack = jack;
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if (jack) {
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/* Enable IRQ */
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if (rt298->jack->status & SND_JACK_HEADPHONE)
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snd_soc_dapm_force_enable_pin(dapm, "LDO1");
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if (rt298->jack->status & SND_JACK_MICROPHONE) {
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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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}
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regmap_update_bits(rt298->regmap, RT298_IRQ_CTRL, 0x2, 0x2);
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/* Send an initial empty report */
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snd_soc_jack_report(rt298->jack, rt298->jack->status,
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SND_JACK_MICROPHONE | SND_JACK_HEADPHONE);
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} else {
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/* Disable IRQ */
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regmap_update_bits(rt298->regmap, RT298_IRQ_CTRL, 0x2, 0x0);
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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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snd_soc_dapm_disable_pin(dapm, "LDO1");
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}
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snd_soc_dapm_sync(dapm);
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return 0;
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}
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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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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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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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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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/* 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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static const int rt298_adc_values[] = {
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0, 4, 5,
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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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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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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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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 */
|
|
static SOC_ENUM_SINGLE_DECL(rt298_hpo_enum, RT298_HPO_MUX,
|
|
0, rt298_dac_src);
|
|
|
|
static const struct snd_kcontrol_new rt298_hpo_mux =
|
|
SOC_DAPM_ENUM("HPO source", rt298_hpo_enum);
|
|
|
|
/* SPK-OUT source */
|
|
static SOC_ENUM_SINGLE_DECL(rt298_spo_enum, RT298_SPK_MUX,
|
|
0, rt298_dac_src);
|
|
|
|
static const struct snd_kcontrol_new rt298_spo_mux =
|
|
SOC_DAPM_ENUM("SPO source", rt298_spo_enum);
|
|
|
|
static int rt298_spk_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_POST_PMU:
|
|
snd_soc_component_write(component,
|
|
RT298_SPK_EAPD, RT298_SET_EAPD_HIGH);
|
|
break;
|
|
case SND_SOC_DAPM_PRE_PMD:
|
|
snd_soc_component_write(component,
|
|
RT298_SPK_EAPD, RT298_SET_EAPD_LOW);
|
|
break;
|
|
|
|
default:
|
|
return 0;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int rt298_set_dmic1_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_POST_PMU:
|
|
snd_soc_component_write(component, RT298_SET_PIN_DMIC1, 0x20);
|
|
break;
|
|
case SND_SOC_DAPM_PRE_PMD:
|
|
snd_soc_component_write(component, RT298_SET_PIN_DMIC1, 0);
|
|
break;
|
|
default:
|
|
return 0;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int rt298_adc_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);
|
|
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;
|
|
INIT_DELAYED_WORK(&rt298->jack_detect_work, rt298_jack_detect_work);
|
|
|
|
if (rt298->i2c->irq)
|
|
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);
|
|
rt298->component = NULL;
|
|
}
|
|
|
|
#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,
|
|
.set_jack = rt298_mic_detect,
|
|
.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,
|
|
};
|
|
|
|
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")
|
|
}
|
|
},
|
|
{
|
|
.ident = "Intel Kabylake R RVP",
|
|
.matches = {
|
|
DMI_MATCH(DMI_SYS_VENDOR, "Intel Corporation"),
|
|
DMI_MATCH(DMI_PRODUCT_NAME, "Kabylake Client platform")
|
|
}
|
|
},
|
|
{ }
|
|
};
|
|
|
|
static int rt298_i2c_probe(struct i2c_client *i2c)
|
|
{
|
|
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 void rt298_i2c_remove(struct i2c_client *i2c)
|
|
{
|
|
struct rt298_priv *rt298 = i2c_get_clientdata(i2c);
|
|
|
|
if (i2c->irq)
|
|
free_irq(i2c->irq, rt298);
|
|
}
|
|
|
|
|
|
static struct i2c_driver rt298_i2c_driver = {
|
|
.driver = {
|
|
.name = "rt298",
|
|
.acpi_match_table = ACPI_PTR(rt298_acpi_match),
|
|
},
|
|
.probe_new = 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 <bardliao@realtek.com>");
|
|
MODULE_LICENSE("GPL");
|