Remove: switch detecting
This commit is contained in:
peter.yang
parent
aec1941ae1
commit
156697545a
1 changed files with 45 additions and 571 deletions
614
ac101.c
614
ac101.c
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@ -1,12 +1,17 @@
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/*
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* sound\soc\codec\ac10x.c
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* ac101.c
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* (C) Copyright 2017-2018
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* Seeed Technology Co., Ltd. <www.seeedstudio.com>
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*
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* PeterYang <linsheng.yang@seeed.cc>
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*
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* (C) Copyright 2014-2017
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* Reuuimlla Technology Co., Ltd. <www.reuuimllatech.com>
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*
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* huangxin <huangxin@Reuuimllatech.com>
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* liushaohua <liushaohua@allwinnertech.com>
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*
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* some simple description for this code
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* X-Powers AC101 codec driver
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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@ -15,7 +20,7 @@
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*
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*/
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#include <linux/module.h>
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#include <linux/delay.h>
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#include <linux/init.h>
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#include <linux/slab.h>
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#include <sound/pcm.h>
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#include <sound/pcm_params.h>
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@ -27,41 +32,11 @@
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#include <linux/regulator/consumer.h>
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#include <linux/i2c.h>
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#include <linux/irq.h>
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#include <linux/input.h>
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#include <linux/timer.h>
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#include <linux/delay.h>
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#include <linux/input.h>
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#include <linux/workqueue.h>
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#include <linux/clk.h>
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#include <linux/gpio.h>
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#include <linux/init.h>
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#include <linux/regmap.h>
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#include "ac101.h"
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#define CONFIG_SWITCH_DETECT_EXTERNAL
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#ifndef CONFIG_SWITCH_DETECT_EXTERNAL
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static volatile int reset_flag = 0;
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static int hook_flag1 = 0;
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static int hook_flag2 = 0;
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static int KEY_VOLUME_FLAG = 0;
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/* 1=headphone in slot, 0 else */
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static int headphone_state = 0;
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static volatile int irq_flag = 0;
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static struct workqueue_struct *switch_detect_queue;
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static struct workqueue_struct *codec_irq_queue;
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/* key define */
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#define KEY_HEADSETHOOK 226
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#define HEADSET_CHECKCOUNT (10)
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#define HEADSET_CHECKCOUNT_SUM (2)
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#define SWITCH_DETECT 364
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#endif
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//#define PA_CTL 205
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#define PA_CTL 0
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#define I2C_BUS 1
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/*Default initialize configuration*/
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#define SPEAKER_DOUBLE_USED 1
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#define D_SPEAKER_VOL 0x1b
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@ -88,7 +63,7 @@ static bool agc_used = false;
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static bool drc_used = false;
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#define ac10x_RATES (SNDRV_PCM_RATE_8000_96000|SNDRV_PCM_RATE_KNOT)
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#define ac10x_FORMATS ( SNDRV_PCM_FMTBIT_S8 | \
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#define ac10x_FORMATS ( /*SNDRV_PCM_FMTBIT_S8 |*/ \
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SNDRV_PCM_FMTBIT_S16_LE | \
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/* SNDRV_PCM_FMTBIT_S18_3LE | \
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SNDRV_PCM_FMTBIT_S20_3LE | \
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@ -96,12 +71,6 @@ static bool drc_used = false;
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SNDRV_PCM_FMTBIT_S32_LE*/ \
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0)
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enum headphone_mode_u {
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HEADPHONE_IDLE,
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FOUR_HEADPHONE_PLUGIN,
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THREE_HEADPHONE_PLUGIN,
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};
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/*supply voltage*/
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static const char *ac10x_supplies[] = {
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"vcc-avcc",
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@ -114,11 +83,10 @@ static const char *ac10x_supplies[] = {
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/*struct for ac10x*/
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struct ac10x_priv {
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struct snd_soc_codec *codec;
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struct regmap* regmap;
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unsigned sysclk;
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struct regmap* regmap;
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struct mutex dac_mutex;
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struct mutex adc_mutex;
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u8 dac_enable;
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@ -132,27 +100,7 @@ struct ac10x_priv {
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int num_supplies;
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struct regulator_bulk_data *supplies;
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#ifndef CONFIG_SWITCH_DETECT_EXTERNAL
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/*headset*/
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int virq; /*headset irq*/
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struct switch_dev sdev;
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int state;
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int check_count;
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int check_count_sum;
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int reset_flag;
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#endif
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enum headphone_mode_u mode;
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struct work_struct work;
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struct work_struct clear_codec_irq;
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struct work_struct codec_resume;
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struct work_struct state_work;
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struct semaphore sem;
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struct timer_list timer;
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struct input_dev *key;
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};
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void get_configuration(void)
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@ -374,8 +322,8 @@ void set_configuration(struct snd_soc_codec *codec)
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}
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/*headphone calibration clock frequency select*/
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snd_soc_update_bits(codec, SPKOUT_CTRL, (0x7<<HPCALICKS), (0x7<<HPCALICKS));
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}
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static int late_enable_dac(struct snd_soc_dapm_widget *w,
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struct snd_kcontrol *kcontrol, int event)
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{
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@ -453,17 +401,10 @@ static int ac10x_speaker_event(struct snd_soc_dapm_widget *w,
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if (drc_used) {
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drc_enable(codec,1);
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}
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#if PA_CTL
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msleep(30);
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gpio_set_value(PA_CTL, 1);
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#endif
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break;
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case SND_SOC_DAPM_PRE_PMD :
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AC10X_DBG("[speaker close ]%s,line:%d\n",__func__,__LINE__);
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#if PA_CTL
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gpio_set_value(PA_CTL, 0);
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#endif
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if (drc_used) {
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drc_enable(codec,0);
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}
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@ -756,7 +697,7 @@ static const struct snd_kcontrol_new dacr_mxr_src_controls[] = {
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};
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/*output mixer source select*/
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/*** output mixer source select ***/
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/*defined left output mixer*/
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static const struct snd_kcontrol_new ac10x_loutmix_controls[] = {
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@ -779,7 +720,7 @@ static const struct snd_kcontrol_new ac10x_routmix_controls[] = {
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};
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/*hp source select*/
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/*** hp source select ***/
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/*headphone input source*/
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static const char *ac10x_hp_r_func_sel[] = {
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@ -1130,12 +1071,7 @@ struct aif1_fs {
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int series;
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};
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struct aif1_lrck {
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int div;
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int bit;
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};
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struct aif1_word_size {
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struct kv_map {
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int val;
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int bit;
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};
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@ -1180,7 +1116,7 @@ static const struct aif1_fs codec_aif1_fs[] = {
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{96000, 1, 9},
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};
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static const struct aif1_lrck codec_aif1_lrck[] = {
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static const struct kv_map codec_aif1_lrck[] = {
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{16, 0},
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{32, 1},
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{64, 2},
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@ -1188,7 +1124,7 @@ static const struct aif1_lrck codec_aif1_lrck[] = {
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{256, 4},
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};
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static const struct aif1_word_size codec_aif1_wsize[] = {
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static const struct kv_map codec_aif1_wsize[] = {
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{8, 0},
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{16, 1},
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{20, 2},
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@ -1213,8 +1149,7 @@ static int ac10x_aif_mute(struct snd_soc_dai *codec_dai, int mute)
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return 0;
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}
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static void ac10x_aif_shutdown(struct snd_pcm_substream *substream,
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struct snd_soc_dai *codec_dai)
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static void ac10x_aif_shutdown(struct snd_pcm_substream *substream, struct snd_soc_dai *codec_dai)
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{
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struct snd_soc_codec *codec = codec_dai->codec;
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int reg_val;
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@ -1242,7 +1177,7 @@ static int ac10x_hw_params(struct snd_pcm_substream *substream,
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struct snd_soc_dai *codec_dai)
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{
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int i = 0;
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int AIF_CLK_CTRL = 0;
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int AIF_CLK_CTRL = AIF1_CLK_CTRL;
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int aif1_word_size = 16;
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int aif1_lrck_div = 64;
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struct snd_soc_codec *codec = codec_dai->codec;
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@ -1253,22 +1188,14 @@ static int ac10x_hw_params(struct snd_pcm_substream *substream,
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AC10X_DBG("%s() L%d +++\n", __func__, __LINE__);
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channels = params_channels(params);
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switch (codec_dai->id) {
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case AIF1_CLK:
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AIF_CLK_CTRL = AIF1_CLK_CTRL;
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aif1_lrck_div = 16 * channels;
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break;
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default:
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return -EINVAL;
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}
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for (i = 0; i < ARRAY_SIZE(codec_aif1_lrck); i++) {
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if (codec_aif1_lrck[i].div == aif1_lrck_div) {
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snd_soc_update_bits(codec, AIF_CLK_CTRL, (0x7<<AIF1_LRCK_DIV), ((codec_aif1_lrck[i].bit)<<AIF1_LRCK_DIV));
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if (codec_aif1_lrck[i].val == aif1_lrck_div) {
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break;
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}
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}
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snd_soc_update_bits(codec, AIF_CLK_CTRL, (0x7<<AIF1_LRCK_DIV), codec_aif1_lrck[i].bit<<AIF1_LRCK_DIV);
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freq_out = 24576000;
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for (i = 0; i < ARRAY_SIZE(codec_aif1_fs); i++) {
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@ -1302,11 +1229,13 @@ static int ac10x_hw_params(struct snd_pcm_substream *substream,
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}
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snd_soc_update_bits(codec, AIF_CLK_CTRL, (0x3<<AIF1_WORK_SIZ), ((codec_aif1_wsize[i].bit)<<AIF1_WORK_SIZ));
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/* set TDM slot size, fixed 32 bits */
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/* set TDM slot size */
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#if 0
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if ((i = codec_aif1_wsize[i].bit) > 2)
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#endif
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#else
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/* fixed 32 bits */
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i = 2;
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#endif
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snd_soc_update_bits(codec, AIF1_ADCDAT_CTRL, 0x3 << AIF1_SLOT_SIZ, i << AIF1_SLOT_SIZ);
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/* setting pll if it's master mode */
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@ -1314,17 +1243,14 @@ static int ac10x_hw_params(struct snd_pcm_substream *substream,
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if ((reg_val & (0x1 << AIF1_MSTR_MOD)) == 0) {
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unsigned bclkdiv;
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ac10x_set_pll(codec_dai, AC10X_MCLK1, 0, ac10x->sysclk, freq_out);
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bclkdiv = freq_out / (aif1_lrck_div * params_rate(params));
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for (i = 0; i < ARRAY_SIZE(ac10x_bclkdivs) - 1; i++) {
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if (ac10x_bclkdivs[i] >= bclkdiv) {
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break;
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}
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}
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snd_soc_update_bits(codec, AIF_CLK_CTRL, (0xf<<AIF1_BCLK_DIV), i<<AIF1_BCLK_DIV);
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}
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@ -1340,47 +1266,20 @@ static int ac10x_set_dai_sysclk(struct snd_soc_dai *codec_dai,
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AC10X_DBG("%s,line:%d, id=%d freq=%d, dir=%d\n", __func__, __LINE__,
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clk_id, freq, dir);
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#if 0
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struct snd_soc_codec *codec = codec_dai->codec;
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switch (clk_id) {
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case AIF1_CLK:
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AC10X_DBG("%s,line:%d,snd_soc_read(codec, SYSCLK_CTRL):%x\n",
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__func__, __LINE__,
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snd_soc_read(codec, SYSCLK_CTRL));
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/*system clk from aif1*/
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snd_soc_update_bits(codec, SYSCLK_CTRL, (0x1<<SYSCLK_SRC), (0x0<<SYSCLK_SRC));
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break;
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case AIF2_CLK:
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/*system clk from aif2*/
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snd_soc_update_bits(codec, SYSCLK_CTRL, (0x1<<SYSCLK_SRC), (0x1<<SYSCLK_SRC));
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break;
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default:
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return -EINVAL;
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}
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#else
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ac10x->sysclk = freq;
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#endif
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return 0;
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}
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static int ac10x_set_dai_fmt(struct snd_soc_dai *codec_dai,
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unsigned int fmt)
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static int ac10x_set_dai_fmt(struct snd_soc_dai *codec_dai, unsigned int fmt)
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{
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int reg_val;
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int AIF_CLK_CTRL = 0;
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int AIF_CLK_CTRL = AIF1_CLK_CTRL;
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struct snd_soc_codec *codec = codec_dai->codec;
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AC10X_DBG("%s() L%d\n", __func__, __LINE__);
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switch (codec_dai->id) {
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case AIF1_CLK:
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AIF_CLK_CTRL = AIF1_CLK_CTRL;
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break;
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default:
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return -EINVAL;
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}
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/*
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* master or slave selection
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* 0 = Master mode
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@ -1401,7 +1300,7 @@ static int ac10x_set_dai_fmt(struct snd_soc_dai *codec_dai,
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}
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/*
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* Enable TDM mode
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* Disable TDM mode
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*/
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// reg_val |= (0x1 << AIF1_TDMM_ENA);
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reg_val &= ~(0x1 << AIF1_TDMM_ENA);
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@ -1529,40 +1428,6 @@ static int ac10x_audio_startup(struct snd_pcm_substream *substream,
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return 0;
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}
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#ifndef CONFIG_SWITCH_DETECT_EXTERNAL
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/*
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**switch_hw_config:config the 53 codec register
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*/
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static void switch_hw_config(struct snd_soc_codec *codec)
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{
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/*HMIC/MMIC BIAS voltage level select:2.5v*/
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snd_soc_update_bits(codec, OMIXER_BST1_CTRL, (0xf<<BIASVOLTAGE), (0xf<<BIASVOLTAGE));
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/*debounce when Key down or keyup*/
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snd_soc_update_bits(codec, HMIC_CTRL1, (0xf<<HMIC_M), (0x0<<HMIC_M));
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/*debounce when earphone plugin or pullout*/
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snd_soc_update_bits(codec, HMIC_CTRL1, (0xf<<HMIC_N), (0x0<<HMIC_N));
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/*Down Sample Setting Select/11:Downby 8,16Hz*/
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snd_soc_update_bits(codec, HMIC_CTRL2, (0x3<<HMIC_SAMPLE_SELECT), (0x0<<HMIC_SAMPLE_SELECT));
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/*Hmic_th2 for detecting Keydown or Keyup.*/
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snd_soc_update_bits(codec, HMIC_CTRL2, (0x1f<<HMIC_TH2), (0x8<<HMIC_TH2));
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/*Hmic_th1[4:0],detecting eraphone plugin or pullout*/
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snd_soc_update_bits(codec, HMIC_CTRL2, (0x1f<<HMIC_TH1), (0x1<<HMIC_TH1));
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/*Headset microphone BIAS Enable*/
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snd_soc_update_bits(codec, ADC_APC_CTRL, (0x1<<HBIASEN), (0x1<<HBIASEN));
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/*Headset microphone BIAS Current sensor & ADC Enable*/
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snd_soc_update_bits(codec, ADC_APC_CTRL, (0x1<<HBIASADCEN), (0x1<<HBIASADCEN));
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/*Earphone Plugin/out Irq Enable*/
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snd_soc_update_bits(codec, HMIC_CTRL1, (0x1<<HMIC_PULLOUT_IRQ), (0x1<<HMIC_PULLOUT_IRQ));
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snd_soc_update_bits(codec, HMIC_CTRL1, (0x1<<HMIC_PLUGIN_IRQ), (0x1<<HMIC_PLUGIN_IRQ));
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/*Hmic KeyUp/key down Irq Enable*/
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snd_soc_update_bits(codec, HMIC_CTRL1, (0x1<<HMIC_KEYDOWN_IRQ), (0x1<<HMIC_KEYDOWN_IRQ));
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snd_soc_update_bits(codec, HMIC_CTRL1, (0x1<<HMIC_KEYUP_IRQ), (0x1<<HMIC_KEYUP_IRQ));
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/*headphone calibration clock frequency select*/
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snd_soc_update_bits(codec, SPKOUT_CTRL, (0x7<<HPCALICKS), (0x7<<HPCALICKS));
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}
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#endif
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static int ac10x_set_bias_level(struct snd_soc_codec *codec,
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enum snd_soc_bias_level level)
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{
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@ -1574,17 +1439,9 @@ static int ac10x_set_bias_level(struct snd_soc_codec *codec,
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AC10X_DBG("%s,line:%d, SND_SOC_BIAS_PREPARE\n", __func__, __LINE__);
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break;
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case SND_SOC_BIAS_STANDBY:
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#ifndef CONFIG_SWITCH_DETECT_EXTERNAL
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switch_hw_config(codec);
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#endif
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AC10X_DBG("%s,line:%d, SND_SOC_BIAS_STANDBY\n", __func__, __LINE__);
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break;
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case SND_SOC_BIAS_OFF:
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#ifndef CONFIG_SWITCH_DETECT_EXTERNAL
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snd_soc_update_bits(codec, ADC_APC_CTRL, (0x1<<HBIASEN), (0<<HBIASEN));
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snd_soc_update_bits(codec, ADC_APC_CTRL, (0x1<<HBIASADCEN), (0<<HBIASADCEN));
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#endif
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snd_soc_update_bits(codec, OMIXER_DACA_CTRL, (0xf<<HPOUTPUTENABLE), (0<<HPOUTPUTENABLE));
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snd_soc_update_bits(codec, ADDA_TUNE3, (0x1<<OSCEN), (0<<OSCEN));
|
||||
AC10X_DBG("%s,line:%d, SND_SOC_BIAS_OFF\n", __func__, __LINE__);
|
||||
|
|
@ -1627,225 +1484,7 @@ static struct snd_soc_dai_driver ac10x_dai[] = {
|
|||
.ops = &ac10x_aif1_dai_ops,
|
||||
}
|
||||
};
|
||||
#ifndef CONFIG_SWITCH_DETECT_EXTERNAL
|
||||
static ssize_t switch_gpio_print_state(struct switch_dev *sdev, char *buf)
|
||||
{
|
||||
struct ac10x_priv *ac10x =
|
||||
container_of(sdev, struct ac10x_priv, sdev);
|
||||
return sprintf(buf, "%d\n", ac10x->state);
|
||||
}
|
||||
|
||||
static ssize_t print_headset_name(struct switch_dev *sdev, char *buf)
|
||||
{
|
||||
struct ac10x_priv *ac10x =
|
||||
container_of(sdev, struct ac10x_priv, sdev);
|
||||
return sprintf(buf, "%s\n", ac10x->sdev.name);
|
||||
}
|
||||
|
||||
/*
|
||||
**switch_status_update: update the switch state.
|
||||
*/
|
||||
static void switch_status_update(struct ac10x_priv *para)
|
||||
{
|
||||
struct ac10x_priv *ac10x = para;
|
||||
AC10X_DBG("%s,line:%d,ac10x->state:%d\n",__func__, __LINE__, ac10x->state);
|
||||
down(&ac10x->sem);
|
||||
switch_set_state(&ac10x->sdev, ac10x->state);
|
||||
up(&ac10x->sem);
|
||||
}
|
||||
|
||||
/*
|
||||
**clear_codec_irq_work: clear audiocodec pending and Record the interrupt.
|
||||
*/
|
||||
static void clear_codec_irq_work(struct work_struct *work)
|
||||
{
|
||||
int reg_val = 0;
|
||||
struct ac10x_priv *ac10x = container_of(work, struct ac10x_priv, clear_codec_irq);
|
||||
struct snd_soc_codec *codec = ac10x->codec;
|
||||
irq_flag = irq_flag+1;
|
||||
reg_val = snd_soc_read(codec, HMIC_STS);
|
||||
if ((0x1<<4)®_val) {
|
||||
reset_flag++;
|
||||
AC10X_DBG("reset_flag:%d\n",reset_flag);
|
||||
}
|
||||
reg_val |= (0x1f<<0);
|
||||
snd_soc_write(codec, HMIC_STS, reg_val);
|
||||
reg_val = snd_soc_read(codec, HMIC_STS);
|
||||
if((reg_val&0x1f) != 0){
|
||||
reg_val |= (0x1f<<0);
|
||||
snd_soc_write(codec, HMIC_STS, reg_val);
|
||||
}
|
||||
|
||||
if (cancel_work_sync(&ac10x->work) != 0) {
|
||||
irq_flag--;
|
||||
}
|
||||
|
||||
if (0 == queue_work(switch_detect_queue, &ac10x->work)) {
|
||||
irq_flag--;
|
||||
pr_err("[clear_codec_irq_work]add work struct failed!\n");
|
||||
}
|
||||
}
|
||||
|
||||
/*
|
||||
**earphone_switch_work: judge the status of the headphone
|
||||
*/
|
||||
static void earphone_switch_work(struct work_struct *work)
|
||||
{
|
||||
int reg_val = 0;
|
||||
int tmp = 0;
|
||||
unsigned int temp_value[11];
|
||||
struct ac10x_priv *ac10x = container_of(work, struct ac10x_priv, work);
|
||||
struct snd_soc_codec *codec = ac10x->codec;
|
||||
irq_flag--;
|
||||
ac10x->check_count = 0;
|
||||
ac10x->check_count_sum = 0;
|
||||
/*read HMIC_DATA */
|
||||
tmp = snd_soc_read(codec, HMIC_STS);
|
||||
reg_val = tmp;
|
||||
tmp = (tmp>>HMIC_DATA);
|
||||
tmp &= 0x1f;
|
||||
|
||||
if ((tmp>=0xb) && (ac10x->mode== FOUR_HEADPHONE_PLUGIN)) {
|
||||
tmp = snd_soc_read(codec, HMIC_STS);
|
||||
tmp = (tmp>>HMIC_DATA);
|
||||
tmp &= 0x1f;
|
||||
if(tmp>=0x19){
|
||||
msleep(150);
|
||||
tmp = snd_soc_read(codec, HMIC_STS);
|
||||
tmp = (tmp>>HMIC_DATA);
|
||||
tmp &= 0x1f;
|
||||
if(((tmp<0xb && tmp>=0x1) || tmp>=0x19)&&(reset_flag == 0)){
|
||||
input_report_key(ac10x->key, KEY_HEADSETHOOK, 1);
|
||||
input_sync(ac10x->key);
|
||||
AC10X_DBG("%s,line:%d,KEY_HEADSETHOOK1\n",__func__,__LINE__);
|
||||
if(hook_flag1 != hook_flag2){
|
||||
hook_flag1 = hook_flag2 = 0;
|
||||
}
|
||||
hook_flag1++;
|
||||
}
|
||||
if(reset_flag)
|
||||
reset_flag--;
|
||||
}else if(tmp<0x19 && tmp>=0x17){
|
||||
msleep(80);
|
||||
tmp = snd_soc_read(codec, HMIC_STS);
|
||||
tmp = (tmp>>HMIC_DATA);
|
||||
tmp &= 0x1f;
|
||||
if(tmp<0x19 && tmp>=0x17 &&(reset_flag == 0)) {
|
||||
KEY_VOLUME_FLAG = 1;
|
||||
input_report_key(ac10x->key, KEY_VOLUMEUP, 1);
|
||||
input_sync(ac10x->key);
|
||||
input_report_key(ac10x->key, KEY_VOLUMEUP, 0);
|
||||
input_sync(ac10x->key);
|
||||
AC10X_DBG("%s,line:%d,tmp:%d,KEY_VOLUMEUP\n",__func__,__LINE__,tmp);
|
||||
}
|
||||
if(reset_flag)
|
||||
reset_flag--;
|
||||
}else if(tmp<0x17 && tmp>=0x13){
|
||||
msleep(80);
|
||||
tmp = snd_soc_read(codec, HMIC_STS);
|
||||
tmp = (tmp>>HMIC_DATA);
|
||||
tmp &= 0x1f;
|
||||
if(tmp<0x17 && tmp>=0x13 && (reset_flag == 0)){
|
||||
KEY_VOLUME_FLAG = 1;
|
||||
input_report_key(ac10x->key, KEY_VOLUMEDOWN, 1);
|
||||
input_sync(ac10x->key);
|
||||
input_report_key(ac10x->key, KEY_VOLUMEDOWN, 0);
|
||||
input_sync(ac10x->key);
|
||||
AC10X_DBG("%s,line:%d,KEY_VOLUMEDOWN\n",__func__,__LINE__);
|
||||
}
|
||||
if(reset_flag)
|
||||
reset_flag--;
|
||||
}
|
||||
} else if ((tmp<0xb && tmp>=0x2) && (ac10x->mode== FOUR_HEADPHONE_PLUGIN)) {
|
||||
/*read HMIC_DATA */
|
||||
tmp = snd_soc_read(codec, HMIC_STS);
|
||||
tmp = (tmp>>HMIC_DATA);
|
||||
tmp &= 0x1f;
|
||||
if (tmp<0xb && tmp>=0x2) {
|
||||
if(KEY_VOLUME_FLAG) {
|
||||
KEY_VOLUME_FLAG = 0;
|
||||
}
|
||||
if(hook_flag1 == (++hook_flag2)) {
|
||||
hook_flag1 = hook_flag2 = 0;
|
||||
input_report_key(ac10x->key, KEY_HEADSETHOOK, 0);
|
||||
input_sync(ac10x->key);
|
||||
AC10X_DBG("%s,line:%d,KEY_HEADSETHOOK0\n",__func__,__LINE__);
|
||||
}
|
||||
}
|
||||
} else {
|
||||
while (irq_flag == 0) {
|
||||
msleep(20);
|
||||
/*read HMIC_DATA */
|
||||
tmp = snd_soc_read(codec, HMIC_STS);
|
||||
tmp = (tmp>>HMIC_DATA);
|
||||
tmp &= 0x1f;
|
||||
if(ac10x->check_count_sum <= HEADSET_CHECKCOUNT_SUM){
|
||||
if (ac10x->check_count <= HEADSET_CHECKCOUNT){
|
||||
temp_value[ac10x->check_count] = tmp;
|
||||
ac10x->check_count++;
|
||||
if(ac10x->check_count >= 2){
|
||||
if( !(temp_value[ac10x->check_count - 1] == temp_value[(ac10x->check_count) - 2])){
|
||||
ac10x->check_count = 0;
|
||||
ac10x->check_count_sum = 0;
|
||||
}
|
||||
}
|
||||
|
||||
}else{
|
||||
ac10x->check_count_sum++;
|
||||
}
|
||||
}else{
|
||||
if (temp_value[ac10x->check_count -2] >= 0xb) {
|
||||
|
||||
ac10x->state = 2;
|
||||
ac10x->mode = THREE_HEADPHONE_PLUGIN;
|
||||
switch_status_update(ac10x);
|
||||
ac10x->check_count = 0;
|
||||
ac10x->check_count_sum = 0;
|
||||
reset_flag = 0;
|
||||
break;
|
||||
} else if(temp_value[ac10x->check_count - 2]>=0x1 && temp_value[ac10x->check_count -2]<0xb) {
|
||||
ac10x->mode = FOUR_HEADPHONE_PLUGIN;
|
||||
ac10x->state = 1;
|
||||
switch_status_update(ac10x);
|
||||
ac10x->check_count = 0;
|
||||
ac10x->check_count_sum = 0;
|
||||
reset_flag = 0;
|
||||
break;
|
||||
|
||||
} else {
|
||||
ac10x->mode = HEADPHONE_IDLE;
|
||||
ac10x->state = 0;
|
||||
switch_status_update(ac10x);
|
||||
ac10x->check_count = 0;
|
||||
ac10x->check_count_sum = 0;
|
||||
reset_flag = 0;
|
||||
break;
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
/*
|
||||
**audio_hmic_irq: the interrupt handlers
|
||||
*/
|
||||
static irqreturn_t audio_hmic_irq(int irq, void *para)
|
||||
{
|
||||
struct ac10x_priv *ac10x = (struct ac10x_priv *)para;
|
||||
if (ac10x == NULL) {
|
||||
return -EINVAL;
|
||||
}
|
||||
if(codec_irq_queue == NULL)
|
||||
pr_err("------------codec_irq_queue is null!!----------");
|
||||
if(&ac10x->clear_codec_irq == NULL)
|
||||
pr_err("------------ac10x->clear_codec_irq is null!!----------");
|
||||
|
||||
if(0 == queue_work(codec_irq_queue, &ac10x->clear_codec_irq)){
|
||||
pr_err("[audio_hmic_irq]add work struct failed!\n");
|
||||
}
|
||||
return 0;
|
||||
}
|
||||
#endif
|
||||
static void codec_resume_work(struct work_struct *work)
|
||||
{
|
||||
struct ac10x_priv *ac10x = container_of(work, struct ac10x_priv, codec_resume);
|
||||
|
|
@ -1854,19 +1493,6 @@ static void codec_resume_work(struct work_struct *work)
|
|||
|
||||
AC10X_DBG("%s() L%d +++\n", __func__, __LINE__);
|
||||
|
||||
#ifndef CONFIG_SWITCH_DETECT_EXTERNAL
|
||||
ac10x->virq = gpio_to_irq(SWITCH_DETECT);
|
||||
if (IS_ERR_VALUE(ac10x->virq)) {
|
||||
pr_warn("[ac10x] map gpio to virq failed, errno = %d\n",ac10x->virq);
|
||||
//return -EINVAL;
|
||||
}
|
||||
/* request virq, set virq type to high level trigger */
|
||||
ret = devm_request_irq(codec->dev, ac10x->virq, audio_hmic_irq, IRQF_TRIGGER_FALLING, "SWTICH_EINT", ac10x);
|
||||
if (IS_ERR_VALUE(ret)) {
|
||||
pr_warn("[ac10x] request virq %d failed, errno = %d\n", ac10x->virq, ret);
|
||||
//return -EINVAL;
|
||||
}
|
||||
#endif
|
||||
for (i = 0; i < ARRAY_SIZE(ac10x_supplies); i++){
|
||||
ret = regulator_enable(ac10x->supplies[i].consumer);
|
||||
|
||||
|
|
@ -1885,19 +1511,6 @@ static void codec_resume_work(struct work_struct *work)
|
|||
/*enable this bit to prevent leakage from ldoin*/
|
||||
snd_soc_update_bits(codec, ADDA_TUNE3, (0x1<<OSCEN), (0x1<<OSCEN));
|
||||
|
||||
#ifndef CONFIG_SWITCH_DETECT_EXTERNAL
|
||||
gpio_direction_output(PA_CTL, 1);
|
||||
gpio_set_value(PA_CTL, 0);
|
||||
msleep(200);
|
||||
ret = snd_soc_read(codec, HMIC_STS);
|
||||
ret = (ret>>HMIC_DATA);
|
||||
ret &= 0x1f;
|
||||
if (ret < 1) {
|
||||
ac10x->state = 0;
|
||||
switch_status_update(ac10x);
|
||||
}
|
||||
#endif
|
||||
|
||||
AC10X_DBG("%s() L%d +++\n", __func__, __LINE__);
|
||||
return;
|
||||
}
|
||||
|
|
@ -1955,6 +1568,7 @@ static struct attribute_group audio_debug_attr_group = {
|
|||
.name = "ac10x_debug",
|
||||
.attrs = audio_debug_attrs,
|
||||
};
|
||||
|
||||
/************************************************************/
|
||||
static const struct regmap_config ac101_regmap = {
|
||||
.reg_bits = 8,
|
||||
|
|
@ -1979,61 +1593,6 @@ static int ac10x_codec_probe(struct snd_soc_codec *codec)
|
|||
}
|
||||
ac10x->codec = codec;
|
||||
|
||||
#ifndef CONFIG_SWITCH_DETECT_EXTERNAL
|
||||
ac10x->sdev.state = 0;
|
||||
ac10x->state = -1;
|
||||
ac10x->check_count = 0;
|
||||
ac10x->check_count_sum = 0;
|
||||
ac10x->sdev.name = "h2w";
|
||||
ac10x->sdev.print_name = print_headset_name;
|
||||
ac10x->sdev.print_state = switch_gpio_print_state;
|
||||
|
||||
ret = switch_dev_register(&ac10x->sdev);
|
||||
if (ret < 0) {
|
||||
goto err_switch_dev_register;
|
||||
}
|
||||
|
||||
/*use for judge the state of switch*/
|
||||
INIT_WORK(&ac10x->work, earphone_switch_work);
|
||||
INIT_WORK(&ac10x->clear_codec_irq,clear_codec_irq_work);
|
||||
|
||||
/********************create input device************************/
|
||||
ac10x->key = input_allocate_device();
|
||||
if (!ac10x->key) {
|
||||
pr_err("[ac10x] input_allocate_device: not enough memory for input device\n");
|
||||
ret = -ENOMEM;
|
||||
goto err_input_allocate_device;
|
||||
}
|
||||
|
||||
ac10x->key->name = "headset";
|
||||
ac10x->key->phys = "headset/input0";
|
||||
ac10x->key->id.bustype = BUS_HOST;
|
||||
ac10x->key->id.vendor = 0x0001;
|
||||
ac10x->key->id.product = 0xffff;
|
||||
ac10x->key->id.version = 0x0100;
|
||||
|
||||
ac10x->key->evbit[0] = BIT_MASK(EV_KEY);
|
||||
|
||||
set_bit(KEY_HEADSETHOOK, ac10x->key->keybit);
|
||||
set_bit(KEY_VOLUMEUP, ac10x->key->keybit);
|
||||
set_bit(KEY_VOLUMEDOWN, ac10x->key->keybit);
|
||||
|
||||
ret = input_register_device(ac10x->key);
|
||||
if (ret) {
|
||||
pr_err("[ac10x] input_register_device: input_register_device failed\n");
|
||||
goto err_input_register_device;
|
||||
}
|
||||
headphone_state = 0;
|
||||
ac10x->mode = HEADPHONE_IDLE;
|
||||
sema_init(&ac10x->sem, 1);
|
||||
codec_irq_queue = create_singlethread_workqueue("codec_irq");
|
||||
switch_detect_queue = create_singlethread_workqueue("codec_resume");
|
||||
if (switch_detect_queue == NULL || codec_irq_queue == NULL) {
|
||||
pr_err("[ac10x] try to create workqueue for codec failed!\n");
|
||||
ret = -ENOMEM;
|
||||
goto err_switch_work_queue;
|
||||
}
|
||||
#endif
|
||||
INIT_WORK(&ac10x->codec_resume, codec_resume_work);
|
||||
ac10x->dac_enable = 0;
|
||||
ac10x->adc_enable = 0;
|
||||
|
|
@ -2044,29 +1603,6 @@ static int ac10x_codec_probe(struct snd_soc_codec *codec)
|
|||
mutex_init(&ac10x->adc_mutex);
|
||||
mutex_init(&ac10x->aifclk_mutex);
|
||||
|
||||
#ifndef CONFIG_SWITCH_DETECT_EXTERNAL
|
||||
/*request pa gpio*/
|
||||
ret = gpio_request(PA_CTL, NULL);
|
||||
if (0 != ret) {
|
||||
pr_err("request gpio failed!\n");
|
||||
} else {
|
||||
/*
|
||||
* config gpio info of audio_pa_ctrl, the default pa config is close(check pa sys_config1.fex)
|
||||
*/
|
||||
gpio_direction_output(PA_CTL, 1);
|
||||
gpio_set_value(PA_CTL, 0);
|
||||
}
|
||||
|
||||
ac10x->virq = gpio_to_irq(SWITCH_DETECT);
|
||||
if (IS_ERR_VALUE(ac10x->virq)) {
|
||||
pr_err("[ac10x] map gpio to virq failed, errno = %d\n",ac10x->virq);
|
||||
}
|
||||
/* request virq, set virq type to high level trigger */
|
||||
ret = devm_request_irq(codec->dev, ac10x->virq, audio_hmic_irq, IRQF_TRIGGER_FALLING, "SWTICH_EINT", ac10x);
|
||||
if (IS_ERR_VALUE(ret)) {
|
||||
pr_err("[ac10x] request virq %d failed, errno = %d\n", ac10x->virq, ret);
|
||||
}
|
||||
#endif
|
||||
ac10x->num_supplies = ARRAY_SIZE(ac10x_supplies);
|
||||
ac10x->supplies = devm_kzalloc(ac10x->codec->dev,
|
||||
sizeof(struct regulator_bulk_data) *
|
||||
|
|
@ -2105,23 +1641,8 @@ static int ac10x_codec_probe(struct snd_soc_codec *codec)
|
|||
|
||||
snd_soc_dapm_new_controls(dapm, ac10x_dapm_widgets, ARRAY_SIZE(ac10x_dapm_widgets));
|
||||
snd_soc_dapm_add_routes(dapm, ac10x_dapm_routes, ARRAY_SIZE(ac10x_dapm_routes));
|
||||
|
||||
return 0;
|
||||
|
||||
#ifndef CONFIG_SWITCH_DETECT_EXTERNAL
|
||||
err_switch_work_queue:
|
||||
devm_free_irq(codec->dev,ac10x->virq,NULL);
|
||||
|
||||
err_input_register_device:
|
||||
if(ac10x->key){
|
||||
input_free_device(ac10x->key);
|
||||
}
|
||||
|
||||
err_input_allocate_device:
|
||||
switch_dev_unregister(&ac10x->sdev);
|
||||
|
||||
err_switch_dev_register:
|
||||
#endif
|
||||
return ret;
|
||||
}
|
||||
|
||||
/* power down chip */
|
||||
|
|
@ -2131,14 +1652,6 @@ static int ac10x_codec_remove(struct snd_soc_codec *codec)
|
|||
int i = 0;
|
||||
int ret = 0;
|
||||
|
||||
#ifndef CONFIG_SWITCH_DETECT_EXTERNAL
|
||||
devm_free_irq(codec->dev,ac10x->virq,NULL);
|
||||
if (ac10x->key) {
|
||||
input_unregister_device(ac10x->key);
|
||||
input_free_device(ac10x->key);
|
||||
}
|
||||
switch_dev_unregister(&ac10x->sdev);
|
||||
#endif
|
||||
for (i = 0; i < ARRAY_SIZE(ac10x_supplies); i++){
|
||||
ret = regulator_disable(ac10x->supplies[i].consumer);
|
||||
|
||||
|
|
@ -2177,12 +1690,6 @@ static int ac10x_codec_resume(struct snd_soc_codec *codec)
|
|||
|
||||
AC10X_DBG("[codec]:resume");
|
||||
|
||||
#ifndef CONFIG_SWITCH_DETECT_EXTERNAL
|
||||
ac10x->mode = HEADPHONE_IDLE;
|
||||
headphone_state = 0;
|
||||
ac10x->state = -1;
|
||||
#endif
|
||||
|
||||
/* Sync reg_cache with the hardware */
|
||||
regcache_cache_only(ac10x->regmap, false);
|
||||
ret = regcache_sync(ac10x->regmap);
|
||||
|
|
@ -2206,8 +1713,7 @@ static struct snd_soc_codec_driver soc_codec_dev_sndvir_audio = {
|
|||
.ignore_pmdown_time = 1,
|
||||
};
|
||||
|
||||
static int ac10x_probe(struct i2c_client *i2c,
|
||||
const struct i2c_device_id *id)
|
||||
static int ac10x_probe(struct i2c_client *i2c, const struct i2c_device_id *id)
|
||||
{
|
||||
int ret = 0;
|
||||
struct ac10x_priv *ac10x;
|
||||
|
|
@ -2251,17 +1757,20 @@ static int ac10x_probe(struct i2c_client *i2c,
|
|||
}
|
||||
return 0;
|
||||
}
|
||||
|
||||
static void ac10x_shutdown(struct i2c_client *i2c)
|
||||
{
|
||||
int reg_val;
|
||||
struct snd_soc_codec *codec = NULL;
|
||||
struct ac10x_priv *ac10x = i2c_get_clientdata(i2c);
|
||||
if (ac10x->codec != NULL)
|
||||
|
||||
if (ac10x->codec != NULL) {
|
||||
codec = ac10x->codec;
|
||||
else{
|
||||
} else {
|
||||
pr_err("no sound card.\n");
|
||||
return ;
|
||||
return;
|
||||
}
|
||||
|
||||
/*set headphone volume to 0*/
|
||||
reg_val = snd_soc_read(codec, HPOUT_CTRL);
|
||||
reg_val &= ~(0x3f<<HP_VOL);
|
||||
|
|
@ -2281,13 +1790,9 @@ static void ac10x_shutdown(struct i2c_client *i2c)
|
|||
reg_val = snd_soc_read(codec, HPOUT_CTRL);
|
||||
reg_val &= ~((0x1<<RHPPA_MUTE)|(0x1<<LHPPA_MUTE));
|
||||
snd_soc_write(codec, HPOUT_CTRL, reg_val);
|
||||
|
||||
#if PA_CTL
|
||||
/*disable pa_ctrl*/
|
||||
gpio_set_value(PA_CTL, 0);
|
||||
#endif
|
||||
|
||||
return;
|
||||
}
|
||||
|
||||
static int ac10x_remove(struct i2c_client *i2c)
|
||||
{
|
||||
struct ac10x_priv *ac10x = i2c_get_clientdata(i2c);
|
||||
|
|
@ -2299,23 +1804,6 @@ static int ac10x_remove(struct i2c_client *i2c)
|
|||
return 0;
|
||||
}
|
||||
|
||||
int ac10x_driver_detect(struct i2c_client *client, struct i2c_board_info *info)
|
||||
{
|
||||
struct i2c_adapter *adapter = client->adapter;
|
||||
|
||||
if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_BYTE_DATA)) {
|
||||
AC10X_DBG("no device found %s() L%d\n", __func__, __LINE__);
|
||||
return -ENODEV;
|
||||
}
|
||||
if (I2C_BUS == adapter->nr) {
|
||||
strlcpy(info->type, "ac10x-codec", I2C_NAME_SIZE);
|
||||
return 0;
|
||||
} else {
|
||||
AC10X_DBG("no device found %s() L%d\n", __func__, __LINE__);
|
||||
return -ENODEV;
|
||||
}
|
||||
}
|
||||
static unsigned short normal_i2c[] = {0x1a, I2C_CLIENT_END };
|
||||
static const struct i2c_device_id ac10x_id[] = {
|
||||
{"ac10x-codec", 0},
|
||||
{},
|
||||
|
|
@ -2329,34 +1817,20 @@ MODULE_DEVICE_TABLE(of, ac101_of_match);
|
|||
static struct i2c_driver ac10x_codec_driver = {
|
||||
.class = I2C_CLASS_HWMON,
|
||||
.id_table = ac10x_id,
|
||||
.probe = ac10x_probe,
|
||||
.remove = ac10x_remove,
|
||||
.driver = {
|
||||
.name = "ac10x-codec",
|
||||
.owner = THIS_MODULE,
|
||||
.of_match_table = ac101_of_match,
|
||||
},
|
||||
.address_list = normal_i2c,
|
||||
.detect = ac10x_driver_detect,
|
||||
.probe = ac10x_probe,
|
||||
.remove = ac10x_remove,
|
||||
.shutdown = ac10x_shutdown,
|
||||
};
|
||||
static int __init ac10x_init(void){
|
||||
int ret;
|
||||
pr_info("%s(%d): ac100 driver register!\n", __func__, __LINE__);
|
||||
ret = i2c_add_driver(&ac10x_codec_driver);
|
||||
return ret;
|
||||
}
|
||||
|
||||
module_init(ac10x_init);
|
||||
static void __exit ac10x_exit(void)
|
||||
{
|
||||
pr_info("%s(%d): ac100 device unregister!\n", __func__, __LINE__);
|
||||
i2c_del_driver(&ac10x_codec_driver);
|
||||
}
|
||||
module_exit(ac10x_exit);
|
||||
|
||||
module_i2c_driver(ac10x_codec_driver);
|
||||
|
||||
MODULE_DESCRIPTION("ASoC ac10x driver");
|
||||
MODULE_AUTHOR("huangxin,liushaohua");
|
||||
MODULE_AUTHOR("PeterYang<linsheng.yang@seeed.cc>");
|
||||
MODULE_LICENSE("GPL");
|
||||
MODULE_ALIAS("platform:ac10x-codec");
|
||||
|
||||
|
|
|
|||
Loading…
Reference in a new issue