![Mark Brown](/assets/img/avatar_default.png)
The headphone detect and charger are using the IRQ numbers so need to take account of irq_base with the genirq conversion. I obviously picked the wrong system for initial testing. Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com> Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
1700 lines
49 KiB
C
1700 lines
49 KiB
C
/*
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* wm8350.c -- WM8350 ALSA SoC audio driver
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*
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* Copyright (C) 2007, 2008 Wolfson Microelectronics PLC.
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*
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* Author: Liam Girdwood <lrg@slimlogic.co.uk>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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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/platform_device.h>
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#include <linux/mfd/wm8350/audio.h>
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#include <linux/mfd/wm8350/core.h>
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#include <linux/regulator/consumer.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 "wm8350.h"
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#define WM8350_OUTn_0dB 0x39
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#define WM8350_RAMP_NONE 0
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#define WM8350_RAMP_UP 1
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#define WM8350_RAMP_DOWN 2
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/* We only include the analogue supplies here; the digital supplies
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* need to be available well before this driver can be probed.
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*/
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static const char *supply_names[] = {
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"AVDD",
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"HPVDD",
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};
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struct wm8350_output {
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u16 active;
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u16 left_vol;
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u16 right_vol;
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u16 ramp;
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u16 mute;
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};
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struct wm8350_jack_data {
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struct snd_soc_jack *jack;
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int report;
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};
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struct wm8350_data {
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struct snd_soc_codec codec;
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struct wm8350_output out1;
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struct wm8350_output out2;
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struct wm8350_jack_data hpl;
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struct wm8350_jack_data hpr;
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struct regulator_bulk_data supplies[ARRAY_SIZE(supply_names)];
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int fll_freq_out;
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int fll_freq_in;
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};
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static unsigned int wm8350_codec_cache_read(struct snd_soc_codec *codec,
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unsigned int reg)
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{
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struct wm8350 *wm8350 = codec->control_data;
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return wm8350->reg_cache[reg];
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}
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static unsigned int wm8350_codec_read(struct snd_soc_codec *codec,
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unsigned int reg)
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{
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struct wm8350 *wm8350 = codec->control_data;
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return wm8350_reg_read(wm8350, reg);
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}
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static int wm8350_codec_write(struct snd_soc_codec *codec, unsigned int reg,
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unsigned int value)
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{
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struct wm8350 *wm8350 = codec->control_data;
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return wm8350_reg_write(wm8350, reg, value);
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}
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/*
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* Ramp OUT1 PGA volume to minimise pops at stream startup and shutdown.
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*/
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static inline int wm8350_out1_ramp_step(struct snd_soc_codec *codec)
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{
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struct wm8350_data *wm8350_data = codec->private_data;
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struct wm8350_output *out1 = &wm8350_data->out1;
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struct wm8350 *wm8350 = codec->control_data;
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int left_complete = 0, right_complete = 0;
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u16 reg, val;
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/* left channel */
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reg = wm8350_reg_read(wm8350, WM8350_LOUT1_VOLUME);
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val = (reg & WM8350_OUT1L_VOL_MASK) >> WM8350_OUT1L_VOL_SHIFT;
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if (out1->ramp == WM8350_RAMP_UP) {
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/* ramp step up */
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if (val < out1->left_vol) {
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val++;
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reg &= ~WM8350_OUT1L_VOL_MASK;
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wm8350_reg_write(wm8350, WM8350_LOUT1_VOLUME,
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reg | (val << WM8350_OUT1L_VOL_SHIFT));
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} else
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left_complete = 1;
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} else if (out1->ramp == WM8350_RAMP_DOWN) {
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/* ramp step down */
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if (val > 0) {
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val--;
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reg &= ~WM8350_OUT1L_VOL_MASK;
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wm8350_reg_write(wm8350, WM8350_LOUT1_VOLUME,
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reg | (val << WM8350_OUT1L_VOL_SHIFT));
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} else
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left_complete = 1;
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} else
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return 1;
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/* right channel */
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reg = wm8350_reg_read(wm8350, WM8350_ROUT1_VOLUME);
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val = (reg & WM8350_OUT1R_VOL_MASK) >> WM8350_OUT1R_VOL_SHIFT;
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if (out1->ramp == WM8350_RAMP_UP) {
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/* ramp step up */
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if (val < out1->right_vol) {
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val++;
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reg &= ~WM8350_OUT1R_VOL_MASK;
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wm8350_reg_write(wm8350, WM8350_ROUT1_VOLUME,
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reg | (val << WM8350_OUT1R_VOL_SHIFT));
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} else
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right_complete = 1;
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} else if (out1->ramp == WM8350_RAMP_DOWN) {
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/* ramp step down */
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if (val > 0) {
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val--;
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reg &= ~WM8350_OUT1R_VOL_MASK;
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wm8350_reg_write(wm8350, WM8350_ROUT1_VOLUME,
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reg | (val << WM8350_OUT1R_VOL_SHIFT));
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} else
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right_complete = 1;
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}
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/* only hit the update bit if either volume has changed this step */
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if (!left_complete || !right_complete)
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wm8350_set_bits(wm8350, WM8350_LOUT1_VOLUME, WM8350_OUT1_VU);
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return left_complete & right_complete;
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}
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/*
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* Ramp OUT2 PGA volume to minimise pops at stream startup and shutdown.
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*/
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static inline int wm8350_out2_ramp_step(struct snd_soc_codec *codec)
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{
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struct wm8350_data *wm8350_data = codec->private_data;
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struct wm8350_output *out2 = &wm8350_data->out2;
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struct wm8350 *wm8350 = codec->control_data;
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int left_complete = 0, right_complete = 0;
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u16 reg, val;
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/* left channel */
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reg = wm8350_reg_read(wm8350, WM8350_LOUT2_VOLUME);
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val = (reg & WM8350_OUT2L_VOL_MASK) >> WM8350_OUT1L_VOL_SHIFT;
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if (out2->ramp == WM8350_RAMP_UP) {
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/* ramp step up */
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if (val < out2->left_vol) {
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val++;
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reg &= ~WM8350_OUT2L_VOL_MASK;
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wm8350_reg_write(wm8350, WM8350_LOUT2_VOLUME,
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reg | (val << WM8350_OUT1L_VOL_SHIFT));
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} else
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left_complete = 1;
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} else if (out2->ramp == WM8350_RAMP_DOWN) {
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/* ramp step down */
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if (val > 0) {
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val--;
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reg &= ~WM8350_OUT2L_VOL_MASK;
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wm8350_reg_write(wm8350, WM8350_LOUT2_VOLUME,
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reg | (val << WM8350_OUT1L_VOL_SHIFT));
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} else
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left_complete = 1;
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} else
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return 1;
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/* right channel */
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reg = wm8350_reg_read(wm8350, WM8350_ROUT2_VOLUME);
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val = (reg & WM8350_OUT2R_VOL_MASK) >> WM8350_OUT1R_VOL_SHIFT;
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if (out2->ramp == WM8350_RAMP_UP) {
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/* ramp step up */
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if (val < out2->right_vol) {
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val++;
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reg &= ~WM8350_OUT2R_VOL_MASK;
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wm8350_reg_write(wm8350, WM8350_ROUT2_VOLUME,
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reg | (val << WM8350_OUT1R_VOL_SHIFT));
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} else
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right_complete = 1;
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} else if (out2->ramp == WM8350_RAMP_DOWN) {
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/* ramp step down */
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if (val > 0) {
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val--;
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reg &= ~WM8350_OUT2R_VOL_MASK;
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wm8350_reg_write(wm8350, WM8350_ROUT2_VOLUME,
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reg | (val << WM8350_OUT1R_VOL_SHIFT));
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} else
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right_complete = 1;
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}
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/* only hit the update bit if either volume has changed this step */
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if (!left_complete || !right_complete)
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wm8350_set_bits(wm8350, WM8350_LOUT2_VOLUME, WM8350_OUT2_VU);
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return left_complete & right_complete;
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}
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/*
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* This work ramps both output PGAs at stream start/stop time to
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* minimise pop associated with DAPM power switching.
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* It's best to enable Zero Cross when ramping occurs to minimise any
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* zipper noises.
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*/
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static void wm8350_pga_work(struct work_struct *work)
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{
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struct snd_soc_codec *codec =
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container_of(work, struct snd_soc_codec, delayed_work.work);
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struct wm8350_data *wm8350_data = codec->private_data;
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struct wm8350_output *out1 = &wm8350_data->out1,
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*out2 = &wm8350_data->out2;
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int i, out1_complete, out2_complete;
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/* do we need to ramp at all ? */
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if (out1->ramp == WM8350_RAMP_NONE && out2->ramp == WM8350_RAMP_NONE)
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return;
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/* PGA volumes have 6 bits of resolution to ramp */
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for (i = 0; i <= 63; i++) {
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out1_complete = 1, out2_complete = 1;
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if (out1->ramp != WM8350_RAMP_NONE)
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out1_complete = wm8350_out1_ramp_step(codec);
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if (out2->ramp != WM8350_RAMP_NONE)
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out2_complete = wm8350_out2_ramp_step(codec);
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/* ramp finished ? */
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if (out1_complete && out2_complete)
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break;
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/* we need to delay longer on the up ramp */
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if (out1->ramp == WM8350_RAMP_UP ||
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out2->ramp == WM8350_RAMP_UP) {
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/* delay is longer over 0dB as increases are larger */
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if (i >= WM8350_OUTn_0dB)
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schedule_timeout_interruptible(msecs_to_jiffies
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(2));
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else
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schedule_timeout_interruptible(msecs_to_jiffies
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(1));
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} else
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udelay(50); /* doesn't matter if we delay longer */
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}
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out1->ramp = WM8350_RAMP_NONE;
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out2->ramp = WM8350_RAMP_NONE;
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}
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/*
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* WM8350 Controls
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*/
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static int pga_event(struct snd_soc_dapm_widget *w,
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struct snd_kcontrol *kcontrol, int event)
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{
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struct snd_soc_codec *codec = w->codec;
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struct wm8350_data *wm8350_data = codec->private_data;
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struct wm8350_output *out;
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switch (w->shift) {
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case 0:
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case 1:
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out = &wm8350_data->out1;
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break;
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case 2:
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case 3:
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out = &wm8350_data->out2;
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break;
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default:
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BUG();
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return -1;
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}
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switch (event) {
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case SND_SOC_DAPM_POST_PMU:
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out->ramp = WM8350_RAMP_UP;
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out->active = 1;
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if (!delayed_work_pending(&codec->delayed_work))
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schedule_delayed_work(&codec->delayed_work,
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msecs_to_jiffies(1));
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break;
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case SND_SOC_DAPM_PRE_PMD:
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out->ramp = WM8350_RAMP_DOWN;
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out->active = 0;
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if (!delayed_work_pending(&codec->delayed_work))
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schedule_delayed_work(&codec->delayed_work,
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msecs_to_jiffies(1));
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break;
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}
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return 0;
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}
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static int wm8350_put_volsw_2r_vu(struct snd_kcontrol *kcontrol,
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struct snd_ctl_elem_value *ucontrol)
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{
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struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
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struct wm8350_data *wm8350_priv = codec->private_data;
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struct wm8350_output *out = NULL;
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struct soc_mixer_control *mc =
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(struct soc_mixer_control *)kcontrol->private_value;
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int ret;
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unsigned int reg = mc->reg;
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u16 val;
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/* For OUT1 and OUT2 we shadow the values and only actually write
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* them out when active in order to ensure the amplifier comes on
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* as quietly as possible. */
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switch (reg) {
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case WM8350_LOUT1_VOLUME:
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out = &wm8350_priv->out1;
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break;
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case WM8350_LOUT2_VOLUME:
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out = &wm8350_priv->out2;
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break;
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default:
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break;
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}
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if (out) {
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out->left_vol = ucontrol->value.integer.value[0];
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out->right_vol = ucontrol->value.integer.value[1];
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if (!out->active)
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return 1;
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}
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ret = snd_soc_put_volsw_2r(kcontrol, ucontrol);
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if (ret < 0)
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return ret;
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/* now hit the volume update bits (always bit 8) */
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val = wm8350_codec_read(codec, reg);
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wm8350_codec_write(codec, reg, val | WM8350_OUT1_VU);
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return 1;
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}
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static int wm8350_get_volsw_2r(struct snd_kcontrol *kcontrol,
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struct snd_ctl_elem_value *ucontrol)
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{
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struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
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struct wm8350_data *wm8350_priv = codec->private_data;
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struct wm8350_output *out1 = &wm8350_priv->out1;
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struct wm8350_output *out2 = &wm8350_priv->out2;
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struct soc_mixer_control *mc =
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(struct soc_mixer_control *)kcontrol->private_value;
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unsigned int reg = mc->reg;
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/* If these are cached registers use the cache */
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switch (reg) {
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case WM8350_LOUT1_VOLUME:
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ucontrol->value.integer.value[0] = out1->left_vol;
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ucontrol->value.integer.value[1] = out1->right_vol;
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return 0;
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case WM8350_LOUT2_VOLUME:
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ucontrol->value.integer.value[0] = out2->left_vol;
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ucontrol->value.integer.value[1] = out2->right_vol;
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return 0;
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default:
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break;
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}
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return snd_soc_get_volsw_2r(kcontrol, ucontrol);
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}
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/* double control with volume update */
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#define SOC_WM8350_DOUBLE_R_TLV(xname, reg_left, reg_right, xshift, xmax, \
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xinvert, tlv_array) \
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{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \
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.access = SNDRV_CTL_ELEM_ACCESS_TLV_READ | \
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SNDRV_CTL_ELEM_ACCESS_READWRITE | \
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SNDRV_CTL_ELEM_ACCESS_VOLATILE, \
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.tlv.p = (tlv_array), \
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.info = snd_soc_info_volsw_2r, \
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.get = wm8350_get_volsw_2r, .put = wm8350_put_volsw_2r_vu, \
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.private_value = (unsigned long)&(struct soc_mixer_control) \
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{.reg = reg_left, .rreg = reg_right, .shift = xshift, \
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.rshift = xshift, .max = xmax, .invert = xinvert}, }
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static const char *wm8350_deemp[] = { "None", "32kHz", "44.1kHz", "48kHz" };
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static const char *wm8350_pol[] = { "Normal", "Inv R", "Inv L", "Inv L & R" };
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static const char *wm8350_dacmutem[] = { "Normal", "Soft" };
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static const char *wm8350_dacmutes[] = { "Fast", "Slow" };
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static const char *wm8350_adcfilter[] = { "None", "High Pass" };
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static const char *wm8350_adchp[] = { "44.1kHz", "8kHz", "16kHz", "32kHz" };
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static const char *wm8350_lr[] = { "Left", "Right" };
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static const struct soc_enum wm8350_enum[] = {
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SOC_ENUM_SINGLE(WM8350_DAC_CONTROL, 4, 4, wm8350_deemp),
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SOC_ENUM_SINGLE(WM8350_DAC_CONTROL, 0, 4, wm8350_pol),
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SOC_ENUM_SINGLE(WM8350_DAC_MUTE_VOLUME, 14, 2, wm8350_dacmutem),
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SOC_ENUM_SINGLE(WM8350_DAC_MUTE_VOLUME, 13, 2, wm8350_dacmutes),
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SOC_ENUM_SINGLE(WM8350_ADC_CONTROL, 15, 2, wm8350_adcfilter),
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SOC_ENUM_SINGLE(WM8350_ADC_CONTROL, 8, 4, wm8350_adchp),
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SOC_ENUM_SINGLE(WM8350_ADC_CONTROL, 0, 4, wm8350_pol),
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SOC_ENUM_SINGLE(WM8350_INPUT_MIXER_VOLUME, 15, 2, wm8350_lr),
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};
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static DECLARE_TLV_DB_LINEAR(pre_amp_tlv, -1200, 3525);
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static DECLARE_TLV_DB_LINEAR(out_pga_tlv, -5700, 600);
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static DECLARE_TLV_DB_SCALE(dac_pcm_tlv, -7163, 36, 1);
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static DECLARE_TLV_DB_SCALE(adc_pcm_tlv, -12700, 50, 1);
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static DECLARE_TLV_DB_SCALE(out_mix_tlv, -1500, 300, 1);
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static const unsigned int capture_sd_tlv[] = {
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TLV_DB_RANGE_HEAD(2),
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0, 12, TLV_DB_SCALE_ITEM(-3600, 300, 1),
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13, 15, TLV_DB_SCALE_ITEM(0, 0, 0),
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};
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static const struct snd_kcontrol_new wm8350_snd_controls[] = {
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SOC_ENUM("Playback Deemphasis", wm8350_enum[0]),
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SOC_ENUM("Playback DAC Inversion", wm8350_enum[1]),
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SOC_WM8350_DOUBLE_R_TLV("Playback PCM Volume",
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WM8350_DAC_DIGITAL_VOLUME_L,
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WM8350_DAC_DIGITAL_VOLUME_R,
|
|
0, 255, 0, dac_pcm_tlv),
|
|
SOC_ENUM("Playback PCM Mute Function", wm8350_enum[2]),
|
|
SOC_ENUM("Playback PCM Mute Speed", wm8350_enum[3]),
|
|
SOC_ENUM("Capture PCM Filter", wm8350_enum[4]),
|
|
SOC_ENUM("Capture PCM HP Filter", wm8350_enum[5]),
|
|
SOC_ENUM("Capture ADC Inversion", wm8350_enum[6]),
|
|
SOC_WM8350_DOUBLE_R_TLV("Capture PCM Volume",
|
|
WM8350_ADC_DIGITAL_VOLUME_L,
|
|
WM8350_ADC_DIGITAL_VOLUME_R,
|
|
0, 255, 0, adc_pcm_tlv),
|
|
SOC_DOUBLE_TLV("Capture Sidetone Volume",
|
|
WM8350_ADC_DIVIDER,
|
|
8, 4, 15, 1, capture_sd_tlv),
|
|
SOC_WM8350_DOUBLE_R_TLV("Capture Volume",
|
|
WM8350_LEFT_INPUT_VOLUME,
|
|
WM8350_RIGHT_INPUT_VOLUME,
|
|
2, 63, 0, pre_amp_tlv),
|
|
SOC_DOUBLE_R("Capture ZC Switch",
|
|
WM8350_LEFT_INPUT_VOLUME,
|
|
WM8350_RIGHT_INPUT_VOLUME, 13, 1, 0),
|
|
SOC_SINGLE_TLV("Left Input Left Sidetone Volume",
|
|
WM8350_OUTPUT_LEFT_MIXER_VOLUME, 1, 7, 0, out_mix_tlv),
|
|
SOC_SINGLE_TLV("Left Input Right Sidetone Volume",
|
|
WM8350_OUTPUT_LEFT_MIXER_VOLUME,
|
|
5, 7, 0, out_mix_tlv),
|
|
SOC_SINGLE_TLV("Left Input Bypass Volume",
|
|
WM8350_OUTPUT_LEFT_MIXER_VOLUME,
|
|
9, 7, 0, out_mix_tlv),
|
|
SOC_SINGLE_TLV("Right Input Left Sidetone Volume",
|
|
WM8350_OUTPUT_RIGHT_MIXER_VOLUME,
|
|
1, 7, 0, out_mix_tlv),
|
|
SOC_SINGLE_TLV("Right Input Right Sidetone Volume",
|
|
WM8350_OUTPUT_RIGHT_MIXER_VOLUME,
|
|
5, 7, 0, out_mix_tlv),
|
|
SOC_SINGLE_TLV("Right Input Bypass Volume",
|
|
WM8350_OUTPUT_RIGHT_MIXER_VOLUME,
|
|
13, 7, 0, out_mix_tlv),
|
|
SOC_SINGLE("Left Input Mixer +20dB Switch",
|
|
WM8350_INPUT_MIXER_VOLUME_L, 0, 1, 0),
|
|
SOC_SINGLE("Right Input Mixer +20dB Switch",
|
|
WM8350_INPUT_MIXER_VOLUME_R, 0, 1, 0),
|
|
SOC_SINGLE_TLV("Out4 Capture Volume",
|
|
WM8350_INPUT_MIXER_VOLUME,
|
|
1, 7, 0, out_mix_tlv),
|
|
SOC_WM8350_DOUBLE_R_TLV("Out1 Playback Volume",
|
|
WM8350_LOUT1_VOLUME,
|
|
WM8350_ROUT1_VOLUME,
|
|
2, 63, 0, out_pga_tlv),
|
|
SOC_DOUBLE_R("Out1 Playback ZC Switch",
|
|
WM8350_LOUT1_VOLUME,
|
|
WM8350_ROUT1_VOLUME, 13, 1, 0),
|
|
SOC_WM8350_DOUBLE_R_TLV("Out2 Playback Volume",
|
|
WM8350_LOUT2_VOLUME,
|
|
WM8350_ROUT2_VOLUME,
|
|
2, 63, 0, out_pga_tlv),
|
|
SOC_DOUBLE_R("Out2 Playback ZC Switch", WM8350_LOUT2_VOLUME,
|
|
WM8350_ROUT2_VOLUME, 13, 1, 0),
|
|
SOC_SINGLE("Out2 Right Invert Switch", WM8350_ROUT2_VOLUME, 10, 1, 0),
|
|
SOC_SINGLE_TLV("Out2 Beep Volume", WM8350_BEEP_VOLUME,
|
|
5, 7, 0, out_mix_tlv),
|
|
|
|
SOC_DOUBLE_R("Out1 Playback Switch",
|
|
WM8350_LOUT1_VOLUME,
|
|
WM8350_ROUT1_VOLUME,
|
|
14, 1, 1),
|
|
SOC_DOUBLE_R("Out2 Playback Switch",
|
|
WM8350_LOUT2_VOLUME,
|
|
WM8350_ROUT2_VOLUME,
|
|
14, 1, 1),
|
|
};
|
|
|
|
/*
|
|
* DAPM Controls
|
|
*/
|
|
|
|
/* Left Playback Mixer */
|
|
static const struct snd_kcontrol_new wm8350_left_play_mixer_controls[] = {
|
|
SOC_DAPM_SINGLE("Playback Switch",
|
|
WM8350_LEFT_MIXER_CONTROL, 11, 1, 0),
|
|
SOC_DAPM_SINGLE("Left Bypass Switch",
|
|
WM8350_LEFT_MIXER_CONTROL, 2, 1, 0),
|
|
SOC_DAPM_SINGLE("Right Playback Switch",
|
|
WM8350_LEFT_MIXER_CONTROL, 12, 1, 0),
|
|
SOC_DAPM_SINGLE("Left Sidetone Switch",
|
|
WM8350_LEFT_MIXER_CONTROL, 0, 1, 0),
|
|
SOC_DAPM_SINGLE("Right Sidetone Switch",
|
|
WM8350_LEFT_MIXER_CONTROL, 1, 1, 0),
|
|
};
|
|
|
|
/* Right Playback Mixer */
|
|
static const struct snd_kcontrol_new wm8350_right_play_mixer_controls[] = {
|
|
SOC_DAPM_SINGLE("Playback Switch",
|
|
WM8350_RIGHT_MIXER_CONTROL, 12, 1, 0),
|
|
SOC_DAPM_SINGLE("Right Bypass Switch",
|
|
WM8350_RIGHT_MIXER_CONTROL, 3, 1, 0),
|
|
SOC_DAPM_SINGLE("Left Playback Switch",
|
|
WM8350_RIGHT_MIXER_CONTROL, 11, 1, 0),
|
|
SOC_DAPM_SINGLE("Left Sidetone Switch",
|
|
WM8350_RIGHT_MIXER_CONTROL, 0, 1, 0),
|
|
SOC_DAPM_SINGLE("Right Sidetone Switch",
|
|
WM8350_RIGHT_MIXER_CONTROL, 1, 1, 0),
|
|
};
|
|
|
|
/* Out4 Mixer */
|
|
static const struct snd_kcontrol_new wm8350_out4_mixer_controls[] = {
|
|
SOC_DAPM_SINGLE("Right Playback Switch",
|
|
WM8350_OUT4_MIXER_CONTROL, 12, 1, 0),
|
|
SOC_DAPM_SINGLE("Left Playback Switch",
|
|
WM8350_OUT4_MIXER_CONTROL, 11, 1, 0),
|
|
SOC_DAPM_SINGLE("Right Capture Switch",
|
|
WM8350_OUT4_MIXER_CONTROL, 9, 1, 0),
|
|
SOC_DAPM_SINGLE("Out3 Playback Switch",
|
|
WM8350_OUT4_MIXER_CONTROL, 2, 1, 0),
|
|
SOC_DAPM_SINGLE("Right Mixer Switch",
|
|
WM8350_OUT4_MIXER_CONTROL, 1, 1, 0),
|
|
SOC_DAPM_SINGLE("Left Mixer Switch",
|
|
WM8350_OUT4_MIXER_CONTROL, 0, 1, 0),
|
|
};
|
|
|
|
/* Out3 Mixer */
|
|
static const struct snd_kcontrol_new wm8350_out3_mixer_controls[] = {
|
|
SOC_DAPM_SINGLE("Left Playback Switch",
|
|
WM8350_OUT3_MIXER_CONTROL, 11, 1, 0),
|
|
SOC_DAPM_SINGLE("Left Capture Switch",
|
|
WM8350_OUT3_MIXER_CONTROL, 8, 1, 0),
|
|
SOC_DAPM_SINGLE("Out4 Playback Switch",
|
|
WM8350_OUT3_MIXER_CONTROL, 3, 1, 0),
|
|
SOC_DAPM_SINGLE("Left Mixer Switch",
|
|
WM8350_OUT3_MIXER_CONTROL, 0, 1, 0),
|
|
};
|
|
|
|
/* Left Input Mixer */
|
|
static const struct snd_kcontrol_new wm8350_left_capt_mixer_controls[] = {
|
|
SOC_DAPM_SINGLE_TLV("L2 Capture Volume",
|
|
WM8350_INPUT_MIXER_VOLUME_L, 1, 7, 0, out_mix_tlv),
|
|
SOC_DAPM_SINGLE_TLV("L3 Capture Volume",
|
|
WM8350_INPUT_MIXER_VOLUME_L, 9, 7, 0, out_mix_tlv),
|
|
SOC_DAPM_SINGLE("PGA Capture Switch",
|
|
WM8350_LEFT_INPUT_VOLUME, 14, 1, 1),
|
|
};
|
|
|
|
/* Right Input Mixer */
|
|
static const struct snd_kcontrol_new wm8350_right_capt_mixer_controls[] = {
|
|
SOC_DAPM_SINGLE_TLV("L2 Capture Volume",
|
|
WM8350_INPUT_MIXER_VOLUME_R, 5, 7, 0, out_mix_tlv),
|
|
SOC_DAPM_SINGLE_TLV("L3 Capture Volume",
|
|
WM8350_INPUT_MIXER_VOLUME_R, 13, 7, 0, out_mix_tlv),
|
|
SOC_DAPM_SINGLE("PGA Capture Switch",
|
|
WM8350_RIGHT_INPUT_VOLUME, 14, 1, 1),
|
|
};
|
|
|
|
/* Left Mic Mixer */
|
|
static const struct snd_kcontrol_new wm8350_left_mic_mixer_controls[] = {
|
|
SOC_DAPM_SINGLE("INN Capture Switch", WM8350_INPUT_CONTROL, 1, 1, 0),
|
|
SOC_DAPM_SINGLE("INP Capture Switch", WM8350_INPUT_CONTROL, 0, 1, 0),
|
|
SOC_DAPM_SINGLE("IN2 Capture Switch", WM8350_INPUT_CONTROL, 2, 1, 0),
|
|
};
|
|
|
|
/* Right Mic Mixer */
|
|
static const struct snd_kcontrol_new wm8350_right_mic_mixer_controls[] = {
|
|
SOC_DAPM_SINGLE("INN Capture Switch", WM8350_INPUT_CONTROL, 9, 1, 0),
|
|
SOC_DAPM_SINGLE("INP Capture Switch", WM8350_INPUT_CONTROL, 8, 1, 0),
|
|
SOC_DAPM_SINGLE("IN2 Capture Switch", WM8350_INPUT_CONTROL, 10, 1, 0),
|
|
};
|
|
|
|
/* Beep Switch */
|
|
static const struct snd_kcontrol_new wm8350_beep_switch_controls =
|
|
SOC_DAPM_SINGLE("Switch", WM8350_BEEP_VOLUME, 15, 1, 1);
|
|
|
|
/* Out4 Capture Mux */
|
|
static const struct snd_kcontrol_new wm8350_out4_capture_controls =
|
|
SOC_DAPM_ENUM("Route", wm8350_enum[7]);
|
|
|
|
static const struct snd_soc_dapm_widget wm8350_dapm_widgets[] = {
|
|
|
|
SND_SOC_DAPM_PGA("IN3R PGA", WM8350_POWER_MGMT_2, 11, 0, NULL, 0),
|
|
SND_SOC_DAPM_PGA("IN3L PGA", WM8350_POWER_MGMT_2, 10, 0, NULL, 0),
|
|
SND_SOC_DAPM_PGA_E("Right Out2 PGA", WM8350_POWER_MGMT_3, 3, 0, NULL,
|
|
0, pga_event,
|
|
SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
|
|
SND_SOC_DAPM_PGA_E("Left Out2 PGA", WM8350_POWER_MGMT_3, 2, 0, NULL, 0,
|
|
pga_event,
|
|
SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
|
|
SND_SOC_DAPM_PGA_E("Right Out1 PGA", WM8350_POWER_MGMT_3, 1, 0, NULL,
|
|
0, pga_event,
|
|
SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
|
|
SND_SOC_DAPM_PGA_E("Left Out1 PGA", WM8350_POWER_MGMT_3, 0, 0, NULL, 0,
|
|
pga_event,
|
|
SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
|
|
|
|
SND_SOC_DAPM_MIXER("Right Capture Mixer", WM8350_POWER_MGMT_2,
|
|
7, 0, &wm8350_right_capt_mixer_controls[0],
|
|
ARRAY_SIZE(wm8350_right_capt_mixer_controls)),
|
|
|
|
SND_SOC_DAPM_MIXER("Left Capture Mixer", WM8350_POWER_MGMT_2,
|
|
6, 0, &wm8350_left_capt_mixer_controls[0],
|
|
ARRAY_SIZE(wm8350_left_capt_mixer_controls)),
|
|
|
|
SND_SOC_DAPM_MIXER("Out4 Mixer", WM8350_POWER_MGMT_2, 5, 0,
|
|
&wm8350_out4_mixer_controls[0],
|
|
ARRAY_SIZE(wm8350_out4_mixer_controls)),
|
|
|
|
SND_SOC_DAPM_MIXER("Out3 Mixer", WM8350_POWER_MGMT_2, 4, 0,
|
|
&wm8350_out3_mixer_controls[0],
|
|
ARRAY_SIZE(wm8350_out3_mixer_controls)),
|
|
|
|
SND_SOC_DAPM_MIXER("Right Playback Mixer", WM8350_POWER_MGMT_2, 1, 0,
|
|
&wm8350_right_play_mixer_controls[0],
|
|
ARRAY_SIZE(wm8350_right_play_mixer_controls)),
|
|
|
|
SND_SOC_DAPM_MIXER("Left Playback Mixer", WM8350_POWER_MGMT_2, 0, 0,
|
|
&wm8350_left_play_mixer_controls[0],
|
|
ARRAY_SIZE(wm8350_left_play_mixer_controls)),
|
|
|
|
SND_SOC_DAPM_MIXER("Left Mic Mixer", WM8350_POWER_MGMT_2, 8, 0,
|
|
&wm8350_left_mic_mixer_controls[0],
|
|
ARRAY_SIZE(wm8350_left_mic_mixer_controls)),
|
|
|
|
SND_SOC_DAPM_MIXER("Right Mic Mixer", WM8350_POWER_MGMT_2, 9, 0,
|
|
&wm8350_right_mic_mixer_controls[0],
|
|
ARRAY_SIZE(wm8350_right_mic_mixer_controls)),
|
|
|
|
/* virtual mixer for Beep and Out2R */
|
|
SND_SOC_DAPM_MIXER("Out2 Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
|
|
|
|
SND_SOC_DAPM_SWITCH("Beep", WM8350_POWER_MGMT_3, 7, 0,
|
|
&wm8350_beep_switch_controls),
|
|
|
|
SND_SOC_DAPM_ADC("Right ADC", "Right Capture",
|
|
WM8350_POWER_MGMT_4, 3, 0),
|
|
SND_SOC_DAPM_ADC("Left ADC", "Left Capture",
|
|
WM8350_POWER_MGMT_4, 2, 0),
|
|
SND_SOC_DAPM_DAC("Right DAC", "Right Playback",
|
|
WM8350_POWER_MGMT_4, 5, 0),
|
|
SND_SOC_DAPM_DAC("Left DAC", "Left Playback",
|
|
WM8350_POWER_MGMT_4, 4, 0),
|
|
|
|
SND_SOC_DAPM_MICBIAS("Mic Bias", WM8350_POWER_MGMT_1, 4, 0),
|
|
|
|
SND_SOC_DAPM_MUX("Out4 Capture Channel", SND_SOC_NOPM, 0, 0,
|
|
&wm8350_out4_capture_controls),
|
|
|
|
SND_SOC_DAPM_OUTPUT("OUT1R"),
|
|
SND_SOC_DAPM_OUTPUT("OUT1L"),
|
|
SND_SOC_DAPM_OUTPUT("OUT2R"),
|
|
SND_SOC_DAPM_OUTPUT("OUT2L"),
|
|
SND_SOC_DAPM_OUTPUT("OUT3"),
|
|
SND_SOC_DAPM_OUTPUT("OUT4"),
|
|
|
|
SND_SOC_DAPM_INPUT("IN1RN"),
|
|
SND_SOC_DAPM_INPUT("IN1RP"),
|
|
SND_SOC_DAPM_INPUT("IN2R"),
|
|
SND_SOC_DAPM_INPUT("IN1LP"),
|
|
SND_SOC_DAPM_INPUT("IN1LN"),
|
|
SND_SOC_DAPM_INPUT("IN2L"),
|
|
SND_SOC_DAPM_INPUT("IN3R"),
|
|
SND_SOC_DAPM_INPUT("IN3L"),
|
|
};
|
|
|
|
static const struct snd_soc_dapm_route audio_map[] = {
|
|
|
|
/* left playback mixer */
|
|
{"Left Playback Mixer", "Playback Switch", "Left DAC"},
|
|
{"Left Playback Mixer", "Left Bypass Switch", "IN3L PGA"},
|
|
{"Left Playback Mixer", "Right Playback Switch", "Right DAC"},
|
|
{"Left Playback Mixer", "Left Sidetone Switch", "Left Mic Mixer"},
|
|
{"Left Playback Mixer", "Right Sidetone Switch", "Right Mic Mixer"},
|
|
|
|
/* right playback mixer */
|
|
{"Right Playback Mixer", "Playback Switch", "Right DAC"},
|
|
{"Right Playback Mixer", "Right Bypass Switch", "IN3R PGA"},
|
|
{"Right Playback Mixer", "Left Playback Switch", "Left DAC"},
|
|
{"Right Playback Mixer", "Left Sidetone Switch", "Left Mic Mixer"},
|
|
{"Right Playback Mixer", "Right Sidetone Switch", "Right Mic Mixer"},
|
|
|
|
/* out4 playback mixer */
|
|
{"Out4 Mixer", "Right Playback Switch", "Right DAC"},
|
|
{"Out4 Mixer", "Left Playback Switch", "Left DAC"},
|
|
{"Out4 Mixer", "Right Capture Switch", "Right Capture Mixer"},
|
|
{"Out4 Mixer", "Out3 Playback Switch", "Out3 Mixer"},
|
|
{"Out4 Mixer", "Right Mixer Switch", "Right Playback Mixer"},
|
|
{"Out4 Mixer", "Left Mixer Switch", "Left Playback Mixer"},
|
|
{"OUT4", NULL, "Out4 Mixer"},
|
|
|
|
/* out3 playback mixer */
|
|
{"Out3 Mixer", "Left Playback Switch", "Left DAC"},
|
|
{"Out3 Mixer", "Left Capture Switch", "Left Capture Mixer"},
|
|
{"Out3 Mixer", "Left Mixer Switch", "Left Playback Mixer"},
|
|
{"Out3 Mixer", "Out4 Playback Switch", "Out4 Mixer"},
|
|
{"OUT3", NULL, "Out3 Mixer"},
|
|
|
|
/* out2 */
|
|
{"Right Out2 PGA", NULL, "Right Playback Mixer"},
|
|
{"Left Out2 PGA", NULL, "Left Playback Mixer"},
|
|
{"OUT2L", NULL, "Left Out2 PGA"},
|
|
{"OUT2R", NULL, "Right Out2 PGA"},
|
|
|
|
/* out1 */
|
|
{"Right Out1 PGA", NULL, "Right Playback Mixer"},
|
|
{"Left Out1 PGA", NULL, "Left Playback Mixer"},
|
|
{"OUT1L", NULL, "Left Out1 PGA"},
|
|
{"OUT1R", NULL, "Right Out1 PGA"},
|
|
|
|
/* ADCs */
|
|
{"Left ADC", NULL, "Left Capture Mixer"},
|
|
{"Right ADC", NULL, "Right Capture Mixer"},
|
|
|
|
/* Left capture mixer */
|
|
{"Left Capture Mixer", "L2 Capture Volume", "IN2L"},
|
|
{"Left Capture Mixer", "L3 Capture Volume", "IN3L PGA"},
|
|
{"Left Capture Mixer", "PGA Capture Switch", "Left Mic Mixer"},
|
|
{"Left Capture Mixer", NULL, "Out4 Capture Channel"},
|
|
|
|
/* Right capture mixer */
|
|
{"Right Capture Mixer", "L2 Capture Volume", "IN2R"},
|
|
{"Right Capture Mixer", "L3 Capture Volume", "IN3R PGA"},
|
|
{"Right Capture Mixer", "PGA Capture Switch", "Right Mic Mixer"},
|
|
{"Right Capture Mixer", NULL, "Out4 Capture Channel"},
|
|
|
|
/* L3 Inputs */
|
|
{"IN3L PGA", NULL, "IN3L"},
|
|
{"IN3R PGA", NULL, "IN3R"},
|
|
|
|
/* Left Mic mixer */
|
|
{"Left Mic Mixer", "INN Capture Switch", "IN1LN"},
|
|
{"Left Mic Mixer", "INP Capture Switch", "IN1LP"},
|
|
{"Left Mic Mixer", "IN2 Capture Switch", "IN2L"},
|
|
|
|
/* Right Mic mixer */
|
|
{"Right Mic Mixer", "INN Capture Switch", "IN1RN"},
|
|
{"Right Mic Mixer", "INP Capture Switch", "IN1RP"},
|
|
{"Right Mic Mixer", "IN2 Capture Switch", "IN2R"},
|
|
|
|
/* out 4 capture */
|
|
{"Out4 Capture Channel", NULL, "Out4 Mixer"},
|
|
|
|
/* Beep */
|
|
{"Beep", NULL, "IN3R PGA"},
|
|
};
|
|
|
|
static int wm8350_add_widgets(struct snd_soc_codec *codec)
|
|
{
|
|
int ret;
|
|
|
|
ret = snd_soc_dapm_new_controls(codec,
|
|
wm8350_dapm_widgets,
|
|
ARRAY_SIZE(wm8350_dapm_widgets));
|
|
if (ret != 0) {
|
|
dev_err(codec->dev, "dapm control register failed\n");
|
|
return ret;
|
|
}
|
|
|
|
/* set up audio paths */
|
|
ret = snd_soc_dapm_add_routes(codec, audio_map, ARRAY_SIZE(audio_map));
|
|
if (ret != 0) {
|
|
dev_err(codec->dev, "DAPM route register failed\n");
|
|
return ret;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int wm8350_set_dai_sysclk(struct snd_soc_dai *codec_dai,
|
|
int clk_id, unsigned int freq, int dir)
|
|
{
|
|
struct snd_soc_codec *codec = codec_dai->codec;
|
|
struct wm8350 *wm8350 = codec->control_data;
|
|
u16 fll_4;
|
|
|
|
switch (clk_id) {
|
|
case WM8350_MCLK_SEL_MCLK:
|
|
wm8350_clear_bits(wm8350, WM8350_CLOCK_CONTROL_1,
|
|
WM8350_MCLK_SEL);
|
|
break;
|
|
case WM8350_MCLK_SEL_PLL_MCLK:
|
|
case WM8350_MCLK_SEL_PLL_DAC:
|
|
case WM8350_MCLK_SEL_PLL_ADC:
|
|
case WM8350_MCLK_SEL_PLL_32K:
|
|
wm8350_set_bits(wm8350, WM8350_CLOCK_CONTROL_1,
|
|
WM8350_MCLK_SEL);
|
|
fll_4 = wm8350_codec_read(codec, WM8350_FLL_CONTROL_4) &
|
|
~WM8350_FLL_CLK_SRC_MASK;
|
|
wm8350_codec_write(codec, WM8350_FLL_CONTROL_4, fll_4 | clk_id);
|
|
break;
|
|
}
|
|
|
|
/* MCLK direction */
|
|
if (dir == WM8350_MCLK_DIR_OUT)
|
|
wm8350_set_bits(wm8350, WM8350_CLOCK_CONTROL_2,
|
|
WM8350_MCLK_DIR);
|
|
else
|
|
wm8350_clear_bits(wm8350, WM8350_CLOCK_CONTROL_2,
|
|
WM8350_MCLK_DIR);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int wm8350_set_clkdiv(struct snd_soc_dai *codec_dai, int div_id, int div)
|
|
{
|
|
struct snd_soc_codec *codec = codec_dai->codec;
|
|
u16 val;
|
|
|
|
switch (div_id) {
|
|
case WM8350_ADC_CLKDIV:
|
|
val = wm8350_codec_read(codec, WM8350_ADC_DIVIDER) &
|
|
~WM8350_ADC_CLKDIV_MASK;
|
|
wm8350_codec_write(codec, WM8350_ADC_DIVIDER, val | div);
|
|
break;
|
|
case WM8350_DAC_CLKDIV:
|
|
val = wm8350_codec_read(codec, WM8350_DAC_CLOCK_CONTROL) &
|
|
~WM8350_DAC_CLKDIV_MASK;
|
|
wm8350_codec_write(codec, WM8350_DAC_CLOCK_CONTROL, val | div);
|
|
break;
|
|
case WM8350_BCLK_CLKDIV:
|
|
val = wm8350_codec_read(codec, WM8350_CLOCK_CONTROL_1) &
|
|
~WM8350_BCLK_DIV_MASK;
|
|
wm8350_codec_write(codec, WM8350_CLOCK_CONTROL_1, val | div);
|
|
break;
|
|
case WM8350_OPCLK_CLKDIV:
|
|
val = wm8350_codec_read(codec, WM8350_CLOCK_CONTROL_1) &
|
|
~WM8350_OPCLK_DIV_MASK;
|
|
wm8350_codec_write(codec, WM8350_CLOCK_CONTROL_1, val | div);
|
|
break;
|
|
case WM8350_SYS_CLKDIV:
|
|
val = wm8350_codec_read(codec, WM8350_CLOCK_CONTROL_1) &
|
|
~WM8350_MCLK_DIV_MASK;
|
|
wm8350_codec_write(codec, WM8350_CLOCK_CONTROL_1, val | div);
|
|
break;
|
|
case WM8350_DACLR_CLKDIV:
|
|
val = wm8350_codec_read(codec, WM8350_DAC_LR_RATE) &
|
|
~WM8350_DACLRC_RATE_MASK;
|
|
wm8350_codec_write(codec, WM8350_DAC_LR_RATE, val | div);
|
|
break;
|
|
case WM8350_ADCLR_CLKDIV:
|
|
val = wm8350_codec_read(codec, WM8350_ADC_LR_RATE) &
|
|
~WM8350_ADCLRC_RATE_MASK;
|
|
wm8350_codec_write(codec, WM8350_ADC_LR_RATE, val | div);
|
|
break;
|
|
default:
|
|
return -EINVAL;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int wm8350_set_dai_fmt(struct snd_soc_dai *codec_dai, unsigned int fmt)
|
|
{
|
|
struct snd_soc_codec *codec = codec_dai->codec;
|
|
u16 iface = wm8350_codec_read(codec, WM8350_AI_FORMATING) &
|
|
~(WM8350_AIF_BCLK_INV | WM8350_AIF_LRCLK_INV | WM8350_AIF_FMT_MASK);
|
|
u16 master = wm8350_codec_read(codec, WM8350_AI_DAC_CONTROL) &
|
|
~WM8350_BCLK_MSTR;
|
|
u16 dac_lrc = wm8350_codec_read(codec, WM8350_DAC_LR_RATE) &
|
|
~WM8350_DACLRC_ENA;
|
|
u16 adc_lrc = wm8350_codec_read(codec, WM8350_ADC_LR_RATE) &
|
|
~WM8350_ADCLRC_ENA;
|
|
|
|
/* set master/slave audio interface */
|
|
switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
|
|
case SND_SOC_DAIFMT_CBM_CFM:
|
|
master |= WM8350_BCLK_MSTR;
|
|
dac_lrc |= WM8350_DACLRC_ENA;
|
|
adc_lrc |= WM8350_ADCLRC_ENA;
|
|
break;
|
|
case SND_SOC_DAIFMT_CBS_CFS:
|
|
break;
|
|
default:
|
|
return -EINVAL;
|
|
}
|
|
|
|
/* interface format */
|
|
switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
|
|
case SND_SOC_DAIFMT_I2S:
|
|
iface |= 0x2 << 8;
|
|
break;
|
|
case SND_SOC_DAIFMT_RIGHT_J:
|
|
break;
|
|
case SND_SOC_DAIFMT_LEFT_J:
|
|
iface |= 0x1 << 8;
|
|
break;
|
|
case SND_SOC_DAIFMT_DSP_A:
|
|
iface |= 0x3 << 8;
|
|
break;
|
|
case SND_SOC_DAIFMT_DSP_B:
|
|
iface |= 0x3 << 8 | WM8350_AIF_LRCLK_INV;
|
|
break;
|
|
default:
|
|
return -EINVAL;
|
|
}
|
|
|
|
/* clock inversion */
|
|
switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
|
|
case SND_SOC_DAIFMT_NB_NF:
|
|
break;
|
|
case SND_SOC_DAIFMT_IB_IF:
|
|
iface |= WM8350_AIF_LRCLK_INV | WM8350_AIF_BCLK_INV;
|
|
break;
|
|
case SND_SOC_DAIFMT_IB_NF:
|
|
iface |= WM8350_AIF_BCLK_INV;
|
|
break;
|
|
case SND_SOC_DAIFMT_NB_IF:
|
|
iface |= WM8350_AIF_LRCLK_INV;
|
|
break;
|
|
default:
|
|
return -EINVAL;
|
|
}
|
|
|
|
wm8350_codec_write(codec, WM8350_AI_FORMATING, iface);
|
|
wm8350_codec_write(codec, WM8350_AI_DAC_CONTROL, master);
|
|
wm8350_codec_write(codec, WM8350_DAC_LR_RATE, dac_lrc);
|
|
wm8350_codec_write(codec, WM8350_ADC_LR_RATE, adc_lrc);
|
|
return 0;
|
|
}
|
|
|
|
static int wm8350_pcm_trigger(struct snd_pcm_substream *substream,
|
|
int cmd, struct snd_soc_dai *codec_dai)
|
|
{
|
|
struct snd_soc_codec *codec = codec_dai->codec;
|
|
int master = wm8350_codec_cache_read(codec, WM8350_AI_DAC_CONTROL) &
|
|
WM8350_BCLK_MSTR;
|
|
int enabled = 0;
|
|
|
|
/* Check that the DACs or ADCs are enabled since they are
|
|
* required for LRC in master mode. The DACs or ADCs need a
|
|
* valid audio path i.e. pin -> ADC or DAC -> pin before
|
|
* the LRC will be enabled in master mode. */
|
|
if (!master || cmd != SNDRV_PCM_TRIGGER_START)
|
|
return 0;
|
|
|
|
if (substream->stream == SNDRV_PCM_STREAM_CAPTURE) {
|
|
enabled = wm8350_codec_cache_read(codec, WM8350_POWER_MGMT_4) &
|
|
(WM8350_ADCR_ENA | WM8350_ADCL_ENA);
|
|
} else {
|
|
enabled = wm8350_codec_cache_read(codec, WM8350_POWER_MGMT_4) &
|
|
(WM8350_DACR_ENA | WM8350_DACL_ENA);
|
|
}
|
|
|
|
if (!enabled) {
|
|
dev_err(codec->dev,
|
|
"%s: invalid audio path - no clocks available\n",
|
|
__func__);
|
|
return -EINVAL;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
static int wm8350_pcm_hw_params(struct snd_pcm_substream *substream,
|
|
struct snd_pcm_hw_params *params,
|
|
struct snd_soc_dai *codec_dai)
|
|
{
|
|
struct snd_soc_codec *codec = codec_dai->codec;
|
|
struct wm8350 *wm8350 = codec->control_data;
|
|
u16 iface = wm8350_codec_read(codec, WM8350_AI_FORMATING) &
|
|
~WM8350_AIF_WL_MASK;
|
|
|
|
/* bit size */
|
|
switch (params_format(params)) {
|
|
case SNDRV_PCM_FORMAT_S16_LE:
|
|
break;
|
|
case SNDRV_PCM_FORMAT_S20_3LE:
|
|
iface |= 0x1 << 10;
|
|
break;
|
|
case SNDRV_PCM_FORMAT_S24_LE:
|
|
iface |= 0x2 << 10;
|
|
break;
|
|
case SNDRV_PCM_FORMAT_S32_LE:
|
|
iface |= 0x3 << 10;
|
|
break;
|
|
}
|
|
|
|
wm8350_codec_write(codec, WM8350_AI_FORMATING, iface);
|
|
|
|
/* The sloping stopband filter is recommended for use with
|
|
* lower sample rates to improve performance.
|
|
*/
|
|
if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
|
|
if (params_rate(params) < 24000)
|
|
wm8350_set_bits(wm8350, WM8350_DAC_MUTE_VOLUME,
|
|
WM8350_DAC_SB_FILT);
|
|
else
|
|
wm8350_clear_bits(wm8350, WM8350_DAC_MUTE_VOLUME,
|
|
WM8350_DAC_SB_FILT);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int wm8350_mute(struct snd_soc_dai *dai, int mute)
|
|
{
|
|
struct snd_soc_codec *codec = dai->codec;
|
|
struct wm8350 *wm8350 = codec->control_data;
|
|
|
|
if (mute)
|
|
wm8350_set_bits(wm8350, WM8350_DAC_MUTE, WM8350_DAC_MUTE_ENA);
|
|
else
|
|
wm8350_clear_bits(wm8350, WM8350_DAC_MUTE, WM8350_DAC_MUTE_ENA);
|
|
return 0;
|
|
}
|
|
|
|
/* FLL divisors */
|
|
struct _fll_div {
|
|
int div; /* FLL_OUTDIV */
|
|
int n;
|
|
int k;
|
|
int ratio; /* FLL_FRATIO */
|
|
};
|
|
|
|
/* The size in bits of the fll divide multiplied by 10
|
|
* to allow rounding later */
|
|
#define FIXED_FLL_SIZE ((1 << 16) * 10)
|
|
|
|
static inline int fll_factors(struct _fll_div *fll_div, unsigned int input,
|
|
unsigned int output)
|
|
{
|
|
u64 Kpart;
|
|
unsigned int t1, t2, K, Nmod;
|
|
|
|
if (output >= 2815250 && output <= 3125000)
|
|
fll_div->div = 0x4;
|
|
else if (output >= 5625000 && output <= 6250000)
|
|
fll_div->div = 0x3;
|
|
else if (output >= 11250000 && output <= 12500000)
|
|
fll_div->div = 0x2;
|
|
else if (output >= 22500000 && output <= 25000000)
|
|
fll_div->div = 0x1;
|
|
else {
|
|
printk(KERN_ERR "wm8350: fll freq %d out of range\n", output);
|
|
return -EINVAL;
|
|
}
|
|
|
|
if (input > 48000)
|
|
fll_div->ratio = 1;
|
|
else
|
|
fll_div->ratio = 8;
|
|
|
|
t1 = output * (1 << (fll_div->div + 1));
|
|
t2 = input * fll_div->ratio;
|
|
|
|
fll_div->n = t1 / t2;
|
|
Nmod = t1 % t2;
|
|
|
|
if (Nmod) {
|
|
Kpart = FIXED_FLL_SIZE * (long long)Nmod;
|
|
do_div(Kpart, t2);
|
|
K = Kpart & 0xFFFFFFFF;
|
|
|
|
/* Check if we need to round */
|
|
if ((K % 10) >= 5)
|
|
K += 5;
|
|
|
|
/* Move down to proper range now rounding is done */
|
|
K /= 10;
|
|
fll_div->k = K;
|
|
} else
|
|
fll_div->k = 0;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int wm8350_set_fll(struct snd_soc_dai *codec_dai,
|
|
int pll_id, int source, unsigned int freq_in,
|
|
unsigned int freq_out)
|
|
{
|
|
struct snd_soc_codec *codec = codec_dai->codec;
|
|
struct wm8350 *wm8350 = codec->control_data;
|
|
struct wm8350_data *priv = codec->private_data;
|
|
struct _fll_div fll_div;
|
|
int ret = 0;
|
|
u16 fll_1, fll_4;
|
|
|
|
if (freq_in == priv->fll_freq_in && freq_out == priv->fll_freq_out)
|
|
return 0;
|
|
|
|
/* power down FLL - we need to do this for reconfiguration */
|
|
wm8350_clear_bits(wm8350, WM8350_POWER_MGMT_4,
|
|
WM8350_FLL_ENA | WM8350_FLL_OSC_ENA);
|
|
|
|
if (freq_out == 0 || freq_in == 0)
|
|
return ret;
|
|
|
|
ret = fll_factors(&fll_div, freq_in, freq_out);
|
|
if (ret < 0)
|
|
return ret;
|
|
dev_dbg(wm8350->dev,
|
|
"FLL in %u FLL out %u N 0x%x K 0x%x div %d ratio %d",
|
|
freq_in, freq_out, fll_div.n, fll_div.k, fll_div.div,
|
|
fll_div.ratio);
|
|
|
|
/* set up N.K & dividers */
|
|
fll_1 = wm8350_codec_read(codec, WM8350_FLL_CONTROL_1) &
|
|
~(WM8350_FLL_OUTDIV_MASK | WM8350_FLL_RSP_RATE_MASK | 0xc000);
|
|
wm8350_codec_write(codec, WM8350_FLL_CONTROL_1,
|
|
fll_1 | (fll_div.div << 8) | 0x50);
|
|
wm8350_codec_write(codec, WM8350_FLL_CONTROL_2,
|
|
(fll_div.ratio << 11) | (fll_div.
|
|
n & WM8350_FLL_N_MASK));
|
|
wm8350_codec_write(codec, WM8350_FLL_CONTROL_3, fll_div.k);
|
|
fll_4 = wm8350_codec_read(codec, WM8350_FLL_CONTROL_4) &
|
|
~(WM8350_FLL_FRAC | WM8350_FLL_SLOW_LOCK_REF);
|
|
wm8350_codec_write(codec, WM8350_FLL_CONTROL_4,
|
|
fll_4 | (fll_div.k ? WM8350_FLL_FRAC : 0) |
|
|
(fll_div.ratio == 8 ? WM8350_FLL_SLOW_LOCK_REF : 0));
|
|
|
|
/* power FLL on */
|
|
wm8350_set_bits(wm8350, WM8350_POWER_MGMT_4, WM8350_FLL_OSC_ENA);
|
|
wm8350_set_bits(wm8350, WM8350_POWER_MGMT_4, WM8350_FLL_ENA);
|
|
|
|
priv->fll_freq_out = freq_out;
|
|
priv->fll_freq_in = freq_in;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int wm8350_set_bias_level(struct snd_soc_codec *codec,
|
|
enum snd_soc_bias_level level)
|
|
{
|
|
struct wm8350 *wm8350 = codec->control_data;
|
|
struct wm8350_data *priv = codec->private_data;
|
|
struct wm8350_audio_platform_data *platform =
|
|
wm8350->codec.platform_data;
|
|
u16 pm1;
|
|
int ret;
|
|
|
|
switch (level) {
|
|
case SND_SOC_BIAS_ON:
|
|
pm1 = wm8350_reg_read(wm8350, WM8350_POWER_MGMT_1) &
|
|
~(WM8350_VMID_MASK | WM8350_CODEC_ISEL_MASK);
|
|
wm8350_reg_write(wm8350, WM8350_POWER_MGMT_1,
|
|
pm1 | WM8350_VMID_50K |
|
|
platform->codec_current_on << 14);
|
|
break;
|
|
|
|
case SND_SOC_BIAS_PREPARE:
|
|
pm1 = wm8350_reg_read(wm8350, WM8350_POWER_MGMT_1);
|
|
pm1 &= ~WM8350_VMID_MASK;
|
|
wm8350_reg_write(wm8350, WM8350_POWER_MGMT_1,
|
|
pm1 | WM8350_VMID_50K);
|
|
break;
|
|
|
|
case SND_SOC_BIAS_STANDBY:
|
|
if (codec->bias_level == SND_SOC_BIAS_OFF) {
|
|
ret = regulator_bulk_enable(ARRAY_SIZE(priv->supplies),
|
|
priv->supplies);
|
|
if (ret != 0)
|
|
return ret;
|
|
|
|
/* Enable the system clock */
|
|
wm8350_set_bits(wm8350, WM8350_POWER_MGMT_4,
|
|
WM8350_SYSCLK_ENA);
|
|
|
|
/* mute DAC & outputs */
|
|
wm8350_set_bits(wm8350, WM8350_DAC_MUTE,
|
|
WM8350_DAC_MUTE_ENA);
|
|
|
|
/* discharge cap memory */
|
|
wm8350_reg_write(wm8350, WM8350_ANTI_POP_CONTROL,
|
|
platform->dis_out1 |
|
|
(platform->dis_out2 << 2) |
|
|
(platform->dis_out3 << 4) |
|
|
(platform->dis_out4 << 6));
|
|
|
|
/* wait for discharge */
|
|
schedule_timeout_interruptible(msecs_to_jiffies
|
|
(platform->
|
|
cap_discharge_msecs));
|
|
|
|
/* enable antipop */
|
|
wm8350_reg_write(wm8350, WM8350_ANTI_POP_CONTROL,
|
|
(platform->vmid_s_curve << 8));
|
|
|
|
/* ramp up vmid */
|
|
wm8350_reg_write(wm8350, WM8350_POWER_MGMT_1,
|
|
(platform->
|
|
codec_current_charge << 14) |
|
|
WM8350_VMID_5K | WM8350_VMIDEN |
|
|
WM8350_VBUFEN);
|
|
|
|
/* wait for vmid */
|
|
schedule_timeout_interruptible(msecs_to_jiffies
|
|
(platform->
|
|
vmid_charge_msecs));
|
|
|
|
/* turn on vmid 300k */
|
|
pm1 = wm8350_reg_read(wm8350, WM8350_POWER_MGMT_1) &
|
|
~(WM8350_VMID_MASK | WM8350_CODEC_ISEL_MASK);
|
|
pm1 |= WM8350_VMID_300K |
|
|
(platform->codec_current_standby << 14);
|
|
wm8350_reg_write(wm8350, WM8350_POWER_MGMT_1,
|
|
pm1);
|
|
|
|
|
|
/* enable analogue bias */
|
|
pm1 |= WM8350_BIASEN;
|
|
wm8350_reg_write(wm8350, WM8350_POWER_MGMT_1, pm1);
|
|
|
|
/* disable antipop */
|
|
wm8350_reg_write(wm8350, WM8350_ANTI_POP_CONTROL, 0);
|
|
|
|
} else {
|
|
/* turn on vmid 300k and reduce current */
|
|
pm1 = wm8350_reg_read(wm8350, WM8350_POWER_MGMT_1) &
|
|
~(WM8350_VMID_MASK | WM8350_CODEC_ISEL_MASK);
|
|
wm8350_reg_write(wm8350, WM8350_POWER_MGMT_1,
|
|
pm1 | WM8350_VMID_300K |
|
|
(platform->
|
|
codec_current_standby << 14));
|
|
|
|
}
|
|
break;
|
|
|
|
case SND_SOC_BIAS_OFF:
|
|
|
|
/* mute DAC & enable outputs */
|
|
wm8350_set_bits(wm8350, WM8350_DAC_MUTE, WM8350_DAC_MUTE_ENA);
|
|
|
|
wm8350_set_bits(wm8350, WM8350_POWER_MGMT_3,
|
|
WM8350_OUT1L_ENA | WM8350_OUT1R_ENA |
|
|
WM8350_OUT2L_ENA | WM8350_OUT2R_ENA);
|
|
|
|
/* enable anti pop S curve */
|
|
wm8350_reg_write(wm8350, WM8350_ANTI_POP_CONTROL,
|
|
(platform->vmid_s_curve << 8));
|
|
|
|
/* turn off vmid */
|
|
pm1 = wm8350_reg_read(wm8350, WM8350_POWER_MGMT_1) &
|
|
~WM8350_VMIDEN;
|
|
wm8350_reg_write(wm8350, WM8350_POWER_MGMT_1, pm1);
|
|
|
|
/* wait */
|
|
schedule_timeout_interruptible(msecs_to_jiffies
|
|
(platform->
|
|
vmid_discharge_msecs));
|
|
|
|
wm8350_reg_write(wm8350, WM8350_ANTI_POP_CONTROL,
|
|
(platform->vmid_s_curve << 8) |
|
|
platform->dis_out1 |
|
|
(platform->dis_out2 << 2) |
|
|
(platform->dis_out3 << 4) |
|
|
(platform->dis_out4 << 6));
|
|
|
|
/* turn off VBuf and drain */
|
|
pm1 = wm8350_reg_read(wm8350, WM8350_POWER_MGMT_1) &
|
|
~(WM8350_VBUFEN | WM8350_VMID_MASK);
|
|
wm8350_reg_write(wm8350, WM8350_POWER_MGMT_1,
|
|
pm1 | WM8350_OUTPUT_DRAIN_EN);
|
|
|
|
/* wait */
|
|
schedule_timeout_interruptible(msecs_to_jiffies
|
|
(platform->drain_msecs));
|
|
|
|
pm1 &= ~WM8350_BIASEN;
|
|
wm8350_reg_write(wm8350, WM8350_POWER_MGMT_1, pm1);
|
|
|
|
/* disable anti-pop */
|
|
wm8350_reg_write(wm8350, WM8350_ANTI_POP_CONTROL, 0);
|
|
|
|
wm8350_clear_bits(wm8350, WM8350_LOUT1_VOLUME,
|
|
WM8350_OUT1L_ENA);
|
|
wm8350_clear_bits(wm8350, WM8350_ROUT1_VOLUME,
|
|
WM8350_OUT1R_ENA);
|
|
wm8350_clear_bits(wm8350, WM8350_LOUT2_VOLUME,
|
|
WM8350_OUT2L_ENA);
|
|
wm8350_clear_bits(wm8350, WM8350_ROUT2_VOLUME,
|
|
WM8350_OUT2R_ENA);
|
|
|
|
/* disable clock gen */
|
|
wm8350_clear_bits(wm8350, WM8350_POWER_MGMT_4,
|
|
WM8350_SYSCLK_ENA);
|
|
|
|
regulator_bulk_disable(ARRAY_SIZE(priv->supplies),
|
|
priv->supplies);
|
|
break;
|
|
}
|
|
codec->bias_level = level;
|
|
return 0;
|
|
}
|
|
|
|
static int wm8350_suspend(struct platform_device *pdev, pm_message_t state)
|
|
{
|
|
struct snd_soc_device *socdev = platform_get_drvdata(pdev);
|
|
struct snd_soc_codec *codec = socdev->card->codec;
|
|
|
|
wm8350_set_bias_level(codec, SND_SOC_BIAS_OFF);
|
|
return 0;
|
|
}
|
|
|
|
static int wm8350_resume(struct platform_device *pdev)
|
|
{
|
|
struct snd_soc_device *socdev = platform_get_drvdata(pdev);
|
|
struct snd_soc_codec *codec = socdev->card->codec;
|
|
|
|
wm8350_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
|
|
|
|
if (codec->suspend_bias_level == SND_SOC_BIAS_ON)
|
|
wm8350_set_bias_level(codec, SND_SOC_BIAS_ON);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static irqreturn_t wm8350_hp_jack_handler(int irq, void *data)
|
|
{
|
|
struct wm8350_data *priv = data;
|
|
struct wm8350 *wm8350 = priv->codec.control_data;
|
|
u16 reg;
|
|
int report;
|
|
int mask;
|
|
struct wm8350_jack_data *jack = NULL;
|
|
|
|
switch (irq - wm8350->irq_base) {
|
|
case WM8350_IRQ_CODEC_JCK_DET_L:
|
|
jack = &priv->hpl;
|
|
mask = WM8350_JACK_L_LVL;
|
|
break;
|
|
|
|
case WM8350_IRQ_CODEC_JCK_DET_R:
|
|
jack = &priv->hpr;
|
|
mask = WM8350_JACK_R_LVL;
|
|
break;
|
|
|
|
default:
|
|
BUG();
|
|
}
|
|
|
|
if (!jack->jack) {
|
|
dev_warn(wm8350->dev, "Jack interrupt called with no jack\n");
|
|
return IRQ_NONE;
|
|
}
|
|
|
|
/* Debounce */
|
|
msleep(200);
|
|
|
|
reg = wm8350_reg_read(wm8350, WM8350_JACK_PIN_STATUS);
|
|
if (reg & mask)
|
|
report = jack->report;
|
|
else
|
|
report = 0;
|
|
|
|
snd_soc_jack_report(jack->jack, report, jack->report);
|
|
|
|
return IRQ_HANDLED;
|
|
}
|
|
|
|
/**
|
|
* wm8350_hp_jack_detect - Enable headphone jack detection.
|
|
*
|
|
* @codec: WM8350 codec
|
|
* @which: left or right jack detect signal
|
|
* @jack: jack to report detection events on
|
|
* @report: value to report
|
|
*
|
|
* Enables the headphone jack detection of the WM8350.
|
|
*/
|
|
int wm8350_hp_jack_detect(struct snd_soc_codec *codec, enum wm8350_jack which,
|
|
struct snd_soc_jack *jack, int report)
|
|
{
|
|
struct wm8350_data *priv = codec->private_data;
|
|
struct wm8350 *wm8350 = codec->control_data;
|
|
int irq;
|
|
int ena;
|
|
|
|
switch (which) {
|
|
case WM8350_JDL:
|
|
priv->hpl.jack = jack;
|
|
priv->hpl.report = report;
|
|
irq = WM8350_IRQ_CODEC_JCK_DET_L;
|
|
ena = WM8350_JDL_ENA;
|
|
break;
|
|
|
|
case WM8350_JDR:
|
|
priv->hpr.jack = jack;
|
|
priv->hpr.report = report;
|
|
irq = WM8350_IRQ_CODEC_JCK_DET_R;
|
|
ena = WM8350_JDR_ENA;
|
|
break;
|
|
|
|
default:
|
|
return -EINVAL;
|
|
}
|
|
|
|
wm8350_set_bits(wm8350, WM8350_POWER_MGMT_4, WM8350_TOCLK_ENA);
|
|
wm8350_set_bits(wm8350, WM8350_JACK_DETECT, ena);
|
|
|
|
/* Sync status */
|
|
wm8350_hp_jack_handler(irq + wm8350->irq_base, priv);
|
|
|
|
return 0;
|
|
}
|
|
EXPORT_SYMBOL_GPL(wm8350_hp_jack_detect);
|
|
|
|
static struct snd_soc_codec *wm8350_codec;
|
|
|
|
static int wm8350_probe(struct platform_device *pdev)
|
|
{
|
|
struct snd_soc_device *socdev = platform_get_drvdata(pdev);
|
|
struct snd_soc_codec *codec;
|
|
struct wm8350 *wm8350;
|
|
struct wm8350_data *priv;
|
|
int ret;
|
|
struct wm8350_output *out1;
|
|
struct wm8350_output *out2;
|
|
|
|
BUG_ON(!wm8350_codec);
|
|
|
|
socdev->card->codec = wm8350_codec;
|
|
codec = socdev->card->codec;
|
|
wm8350 = codec->control_data;
|
|
priv = codec->private_data;
|
|
|
|
/* Enable the codec */
|
|
wm8350_set_bits(wm8350, WM8350_POWER_MGMT_5, WM8350_CODEC_ENA);
|
|
|
|
/* Enable robust clocking mode in ADC */
|
|
wm8350_codec_write(codec, WM8350_SECURITY, 0xa7);
|
|
wm8350_codec_write(codec, 0xde, 0x13);
|
|
wm8350_codec_write(codec, WM8350_SECURITY, 0);
|
|
|
|
/* read OUT1 & OUT2 volumes */
|
|
out1 = &priv->out1;
|
|
out2 = &priv->out2;
|
|
out1->left_vol = (wm8350_reg_read(wm8350, WM8350_LOUT1_VOLUME) &
|
|
WM8350_OUT1L_VOL_MASK) >> WM8350_OUT1L_VOL_SHIFT;
|
|
out1->right_vol = (wm8350_reg_read(wm8350, WM8350_ROUT1_VOLUME) &
|
|
WM8350_OUT1R_VOL_MASK) >> WM8350_OUT1R_VOL_SHIFT;
|
|
out2->left_vol = (wm8350_reg_read(wm8350, WM8350_LOUT2_VOLUME) &
|
|
WM8350_OUT2L_VOL_MASK) >> WM8350_OUT1L_VOL_SHIFT;
|
|
out2->right_vol = (wm8350_reg_read(wm8350, WM8350_ROUT2_VOLUME) &
|
|
WM8350_OUT2R_VOL_MASK) >> WM8350_OUT1R_VOL_SHIFT;
|
|
wm8350_reg_write(wm8350, WM8350_LOUT1_VOLUME, 0);
|
|
wm8350_reg_write(wm8350, WM8350_ROUT1_VOLUME, 0);
|
|
wm8350_reg_write(wm8350, WM8350_LOUT2_VOLUME, 0);
|
|
wm8350_reg_write(wm8350, WM8350_ROUT2_VOLUME, 0);
|
|
|
|
/* Latch VU bits & mute */
|
|
wm8350_set_bits(wm8350, WM8350_LOUT1_VOLUME,
|
|
WM8350_OUT1_VU | WM8350_OUT1L_MUTE);
|
|
wm8350_set_bits(wm8350, WM8350_LOUT2_VOLUME,
|
|
WM8350_OUT2_VU | WM8350_OUT2L_MUTE);
|
|
wm8350_set_bits(wm8350, WM8350_ROUT1_VOLUME,
|
|
WM8350_OUT1_VU | WM8350_OUT1R_MUTE);
|
|
wm8350_set_bits(wm8350, WM8350_ROUT2_VOLUME,
|
|
WM8350_OUT2_VU | WM8350_OUT2R_MUTE);
|
|
|
|
/* Make sure jack detect is disabled to start off with */
|
|
wm8350_clear_bits(wm8350, WM8350_JACK_DETECT,
|
|
WM8350_JDL_ENA | WM8350_JDR_ENA);
|
|
|
|
wm8350_register_irq(wm8350, WM8350_IRQ_CODEC_JCK_DET_L,
|
|
wm8350_hp_jack_handler, 0, "Left jack detect",
|
|
priv);
|
|
wm8350_register_irq(wm8350, WM8350_IRQ_CODEC_JCK_DET_R,
|
|
wm8350_hp_jack_handler, 0, "Right jack detect",
|
|
priv);
|
|
|
|
ret = snd_soc_new_pcms(socdev, SNDRV_DEFAULT_IDX1, SNDRV_DEFAULT_STR1);
|
|
if (ret < 0) {
|
|
dev_err(&pdev->dev, "failed to create pcms\n");
|
|
return ret;
|
|
}
|
|
|
|
snd_soc_add_controls(codec, wm8350_snd_controls,
|
|
ARRAY_SIZE(wm8350_snd_controls));
|
|
wm8350_add_widgets(codec);
|
|
|
|
wm8350_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int wm8350_remove(struct platform_device *pdev)
|
|
{
|
|
struct snd_soc_device *socdev = platform_get_drvdata(pdev);
|
|
struct snd_soc_codec *codec = socdev->card->codec;
|
|
struct wm8350 *wm8350 = codec->control_data;
|
|
struct wm8350_data *priv = codec->private_data;
|
|
int ret;
|
|
|
|
wm8350_clear_bits(wm8350, WM8350_JACK_DETECT,
|
|
WM8350_JDL_ENA | WM8350_JDR_ENA);
|
|
wm8350_clear_bits(wm8350, WM8350_POWER_MGMT_4, WM8350_TOCLK_ENA);
|
|
|
|
wm8350_free_irq(wm8350, WM8350_IRQ_CODEC_JCK_DET_L, priv);
|
|
wm8350_free_irq(wm8350, WM8350_IRQ_CODEC_JCK_DET_R, priv);
|
|
|
|
priv->hpl.jack = NULL;
|
|
priv->hpr.jack = NULL;
|
|
|
|
/* cancel any work waiting to be queued. */
|
|
ret = cancel_delayed_work(&codec->delayed_work);
|
|
|
|
/* if there was any work waiting then we run it now and
|
|
* wait for its completion */
|
|
if (ret) {
|
|
schedule_delayed_work(&codec->delayed_work, 0);
|
|
flush_scheduled_work();
|
|
}
|
|
|
|
wm8350_set_bias_level(codec, SND_SOC_BIAS_OFF);
|
|
|
|
wm8350_clear_bits(wm8350, WM8350_POWER_MGMT_5, WM8350_CODEC_ENA);
|
|
|
|
return 0;
|
|
}
|
|
|
|
#define WM8350_RATES (SNDRV_PCM_RATE_8000_96000)
|
|
|
|
#define WM8350_FORMATS (SNDRV_PCM_FMTBIT_S16_LE |\
|
|
SNDRV_PCM_FMTBIT_S20_3LE |\
|
|
SNDRV_PCM_FMTBIT_S24_LE)
|
|
|
|
static struct snd_soc_dai_ops wm8350_dai_ops = {
|
|
.hw_params = wm8350_pcm_hw_params,
|
|
.digital_mute = wm8350_mute,
|
|
.trigger = wm8350_pcm_trigger,
|
|
.set_fmt = wm8350_set_dai_fmt,
|
|
.set_sysclk = wm8350_set_dai_sysclk,
|
|
.set_pll = wm8350_set_fll,
|
|
.set_clkdiv = wm8350_set_clkdiv,
|
|
};
|
|
|
|
struct snd_soc_dai wm8350_dai = {
|
|
.name = "WM8350",
|
|
.playback = {
|
|
.stream_name = "Playback",
|
|
.channels_min = 1,
|
|
.channels_max = 2,
|
|
.rates = WM8350_RATES,
|
|
.formats = WM8350_FORMATS,
|
|
},
|
|
.capture = {
|
|
.stream_name = "Capture",
|
|
.channels_min = 1,
|
|
.channels_max = 2,
|
|
.rates = WM8350_RATES,
|
|
.formats = WM8350_FORMATS,
|
|
},
|
|
.ops = &wm8350_dai_ops,
|
|
};
|
|
EXPORT_SYMBOL_GPL(wm8350_dai);
|
|
|
|
struct snd_soc_codec_device soc_codec_dev_wm8350 = {
|
|
.probe = wm8350_probe,
|
|
.remove = wm8350_remove,
|
|
.suspend = wm8350_suspend,
|
|
.resume = wm8350_resume,
|
|
};
|
|
EXPORT_SYMBOL_GPL(soc_codec_dev_wm8350);
|
|
|
|
static __devinit int wm8350_codec_probe(struct platform_device *pdev)
|
|
{
|
|
struct wm8350 *wm8350 = platform_get_drvdata(pdev);
|
|
struct wm8350_data *priv;
|
|
struct snd_soc_codec *codec;
|
|
int ret, i;
|
|
|
|
if (wm8350->codec.platform_data == NULL) {
|
|
dev_err(&pdev->dev, "No audio platform data supplied\n");
|
|
return -EINVAL;
|
|
}
|
|
|
|
priv = kzalloc(sizeof(struct wm8350_data), GFP_KERNEL);
|
|
if (priv == NULL)
|
|
return -ENOMEM;
|
|
|
|
for (i = 0; i < ARRAY_SIZE(supply_names); i++)
|
|
priv->supplies[i].supply = supply_names[i];
|
|
|
|
ret = regulator_bulk_get(wm8350->dev, ARRAY_SIZE(priv->supplies),
|
|
priv->supplies);
|
|
if (ret != 0)
|
|
goto err_priv;
|
|
|
|
codec = &priv->codec;
|
|
wm8350->codec.codec = codec;
|
|
|
|
wm8350_dai.dev = &pdev->dev;
|
|
|
|
mutex_init(&codec->mutex);
|
|
INIT_LIST_HEAD(&codec->dapm_widgets);
|
|
INIT_LIST_HEAD(&codec->dapm_paths);
|
|
codec->dev = &pdev->dev;
|
|
codec->name = "WM8350";
|
|
codec->owner = THIS_MODULE;
|
|
codec->read = wm8350_codec_read;
|
|
codec->write = wm8350_codec_write;
|
|
codec->bias_level = SND_SOC_BIAS_OFF;
|
|
codec->set_bias_level = wm8350_set_bias_level;
|
|
codec->dai = &wm8350_dai;
|
|
codec->num_dai = 1;
|
|
codec->reg_cache_size = WM8350_MAX_REGISTER;
|
|
codec->private_data = priv;
|
|
codec->control_data = wm8350;
|
|
|
|
/* Put the codec into reset if it wasn't already */
|
|
wm8350_clear_bits(wm8350, WM8350_POWER_MGMT_5, WM8350_CODEC_ENA);
|
|
|
|
INIT_DELAYED_WORK(&codec->delayed_work, wm8350_pga_work);
|
|
ret = snd_soc_register_codec(codec);
|
|
if (ret != 0)
|
|
goto err_supply;
|
|
|
|
wm8350_codec = codec;
|
|
|
|
ret = snd_soc_register_dai(&wm8350_dai);
|
|
if (ret != 0)
|
|
goto err_codec;
|
|
return 0;
|
|
|
|
err_codec:
|
|
snd_soc_unregister_codec(codec);
|
|
err_supply:
|
|
regulator_bulk_free(ARRAY_SIZE(priv->supplies), priv->supplies);
|
|
err_priv:
|
|
kfree(priv);
|
|
wm8350_codec = NULL;
|
|
return ret;
|
|
}
|
|
|
|
static int __devexit wm8350_codec_remove(struct platform_device *pdev)
|
|
{
|
|
struct wm8350 *wm8350 = platform_get_drvdata(pdev);
|
|
struct snd_soc_codec *codec = wm8350->codec.codec;
|
|
struct wm8350_data *priv = codec->private_data;
|
|
|
|
snd_soc_unregister_dai(&wm8350_dai);
|
|
snd_soc_unregister_codec(codec);
|
|
regulator_bulk_free(ARRAY_SIZE(priv->supplies), priv->supplies);
|
|
kfree(priv);
|
|
wm8350_codec = NULL;
|
|
return 0;
|
|
}
|
|
|
|
static struct platform_driver wm8350_codec_driver = {
|
|
.driver = {
|
|
.name = "wm8350-codec",
|
|
.owner = THIS_MODULE,
|
|
},
|
|
.probe = wm8350_codec_probe,
|
|
.remove = __devexit_p(wm8350_codec_remove),
|
|
};
|
|
|
|
static __init int wm8350_init(void)
|
|
{
|
|
return platform_driver_register(&wm8350_codec_driver);
|
|
}
|
|
module_init(wm8350_init);
|
|
|
|
static __exit void wm8350_exit(void)
|
|
{
|
|
platform_driver_unregister(&wm8350_codec_driver);
|
|
}
|
|
module_exit(wm8350_exit);
|
|
|
|
MODULE_DESCRIPTION("ASoC WM8350 driver");
|
|
MODULE_AUTHOR("Liam Girdwood");
|
|
MODULE_LICENSE("GPL");
|
|
MODULE_ALIAS("platform:wm8350-codec");
|