1355 lines
42 KiB
C
1355 lines
42 KiB
C
/*
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* wm8991.c -- WM8991 ALSA Soc Audio driver
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*
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* Copyright 2007-2010 Wolfson Microelectronics PLC.
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* Author: Graeme Gregory
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* Graeme.Gregory@wolfsonmicro.com
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2 of the License, or (at your
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* option) any later version.
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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/kernel.h>
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#include <linux/init.h>
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#include <linux/delay.h>
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#include <linux/pm.h>
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#include <linux/i2c.h>
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#include <linux/regmap.h>
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#include <linux/slab.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 <asm/div64.h>
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#include "wm8991.h"
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struct wm8991_priv {
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struct regmap *regmap;
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unsigned int pcmclk;
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};
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static const struct reg_default wm8991_reg_defaults[] = {
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{ 1, 0x0000 }, /* R1 - Power Management (1) */
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{ 2, 0x6000 }, /* R2 - Power Management (2) */
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{ 3, 0x0000 }, /* R3 - Power Management (3) */
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{ 4, 0x4050 }, /* R4 - Audio Interface (1) */
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{ 5, 0x4000 }, /* R5 - Audio Interface (2) */
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{ 6, 0x01C8 }, /* R6 - Clocking (1) */
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{ 7, 0x0000 }, /* R7 - Clocking (2) */
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{ 8, 0x0040 }, /* R8 - Audio Interface (3) */
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{ 9, 0x0040 }, /* R9 - Audio Interface (4) */
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{ 10, 0x0004 }, /* R10 - DAC CTRL */
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{ 11, 0x00C0 }, /* R11 - Left DAC Digital Volume */
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{ 12, 0x00C0 }, /* R12 - Right DAC Digital Volume */
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{ 13, 0x0000 }, /* R13 - Digital Side Tone */
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{ 14, 0x0100 }, /* R14 - ADC CTRL */
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{ 15, 0x00C0 }, /* R15 - Left ADC Digital Volume */
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{ 16, 0x00C0 }, /* R16 - Right ADC Digital Volume */
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{ 18, 0x0000 }, /* R18 - GPIO CTRL 1 */
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{ 19, 0x1000 }, /* R19 - GPIO1 & GPIO2 */
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{ 20, 0x1010 }, /* R20 - GPIO3 & GPIO4 */
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{ 21, 0x1010 }, /* R21 - GPIO5 & GPIO6 */
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{ 22, 0x8000 }, /* R22 - GPIOCTRL 2 */
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{ 23, 0x0800 }, /* R23 - GPIO_POL */
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{ 24, 0x008B }, /* R24 - Left Line Input 1&2 Volume */
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{ 25, 0x008B }, /* R25 - Left Line Input 3&4 Volume */
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{ 26, 0x008B }, /* R26 - Right Line Input 1&2 Volume */
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{ 27, 0x008B }, /* R27 - Right Line Input 3&4 Volume */
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{ 28, 0x0000 }, /* R28 - Left Output Volume */
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{ 29, 0x0000 }, /* R29 - Right Output Volume */
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{ 30, 0x0066 }, /* R30 - Line Outputs Volume */
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{ 31, 0x0022 }, /* R31 - Out3/4 Volume */
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{ 32, 0x0079 }, /* R32 - Left OPGA Volume */
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{ 33, 0x0079 }, /* R33 - Right OPGA Volume */
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{ 34, 0x0003 }, /* R34 - Speaker Volume */
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{ 35, 0x0003 }, /* R35 - ClassD1 */
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{ 37, 0x0100 }, /* R37 - ClassD3 */
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{ 39, 0x0000 }, /* R39 - Input Mixer1 */
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{ 40, 0x0000 }, /* R40 - Input Mixer2 */
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{ 41, 0x0000 }, /* R41 - Input Mixer3 */
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{ 42, 0x0000 }, /* R42 - Input Mixer4 */
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{ 43, 0x0000 }, /* R43 - Input Mixer5 */
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{ 44, 0x0000 }, /* R44 - Input Mixer6 */
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{ 45, 0x0000 }, /* R45 - Output Mixer1 */
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{ 46, 0x0000 }, /* R46 - Output Mixer2 */
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{ 47, 0x0000 }, /* R47 - Output Mixer3 */
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{ 48, 0x0000 }, /* R48 - Output Mixer4 */
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{ 49, 0x0000 }, /* R49 - Output Mixer5 */
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{ 50, 0x0000 }, /* R50 - Output Mixer6 */
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{ 51, 0x0180 }, /* R51 - Out3/4 Mixer */
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{ 52, 0x0000 }, /* R52 - Line Mixer1 */
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{ 53, 0x0000 }, /* R53 - Line Mixer2 */
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{ 54, 0x0000 }, /* R54 - Speaker Mixer */
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{ 55, 0x0000 }, /* R55 - Additional Control */
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{ 56, 0x0000 }, /* R56 - AntiPOP1 */
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{ 57, 0x0000 }, /* R57 - AntiPOP2 */
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{ 58, 0x0000 }, /* R58 - MICBIAS */
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{ 60, 0x0008 }, /* R60 - PLL1 */
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{ 61, 0x0031 }, /* R61 - PLL2 */
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{ 62, 0x0026 }, /* R62 - PLL3 */
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};
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static bool wm8991_volatile(struct device *dev, unsigned int reg)
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{
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switch (reg) {
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case WM8991_RESET:
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return true;
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default:
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return false;
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}
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}
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static const SNDRV_CTL_TLVD_DECLARE_DB_SCALE(in_pga_tlv, -1650, 150, 0);
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static const SNDRV_CTL_TLVD_DECLARE_DB_SCALE(out_mix_tlv, -2100, 300, 0);
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static const SNDRV_CTL_TLVD_DECLARE_DB_RANGE(out_pga_tlv,
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0x00, 0x2f, SNDRV_CTL_TLVD_DB_SCALE_ITEM(SNDRV_CTL_TLVD_DB_GAIN_MUTE, 0, 1),
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0x30, 0x7f, SNDRV_CTL_TLVD_DB_SCALE_ITEM(-7300, 100, 0),
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);
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static const SNDRV_CTL_TLVD_DECLARE_DB_RANGE(out_dac_tlv,
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0x00, 0xbf, SNDRV_CTL_TLVD_DB_SCALE_ITEM(-71625, 375, 1),
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0xc0, 0xff, SNDRV_CTL_TLVD_DB_SCALE_ITEM(0, 0, 0),
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);
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static const SNDRV_CTL_TLVD_DECLARE_DB_RANGE(in_adc_tlv,
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0x00, 0xef, SNDRV_CTL_TLVD_DB_SCALE_ITEM(-71625, 375, 1),
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0xf0, 0xff, SNDRV_CTL_TLVD_DB_SCALE_ITEM(17625, 0, 0),
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);
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static const SNDRV_CTL_TLVD_DECLARE_DB_RANGE(out_sidetone_tlv,
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0x00, 0x0c, SNDRV_CTL_TLVD_DB_SCALE_ITEM(-3600, 300, 0),
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0x0d, 0x0f, SNDRV_CTL_TLVD_DB_SCALE_ITEM(0, 0, 0),
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);
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static int wm899x_outpga_put_volsw_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_soc_kcontrol_codec(kcontrol);
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int reg = kcontrol->private_value & 0xff;
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int ret;
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u16 val;
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ret = snd_soc_put_volsw(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 = snd_soc_read(codec, reg);
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return snd_soc_write(codec, reg, val | 0x0100);
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}
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static const char *wm8991_digital_sidetone[] =
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{"None", "Left ADC", "Right ADC", "Reserved"};
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static SOC_ENUM_SINGLE_DECL(wm8991_left_digital_sidetone_enum,
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WM8991_DIGITAL_SIDE_TONE,
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WM8991_ADC_TO_DACL_SHIFT,
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wm8991_digital_sidetone);
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static SOC_ENUM_SINGLE_DECL(wm8991_right_digital_sidetone_enum,
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WM8991_DIGITAL_SIDE_TONE,
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WM8991_ADC_TO_DACR_SHIFT,
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wm8991_digital_sidetone);
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static const char *wm8991_adcmode[] =
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{"Hi-fi mode", "Voice mode 1", "Voice mode 2", "Voice mode 3"};
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static SOC_ENUM_SINGLE_DECL(wm8991_right_adcmode_enum,
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WM8991_ADC_CTRL,
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WM8991_ADC_HPF_CUT_SHIFT,
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wm8991_adcmode);
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static const struct snd_kcontrol_new wm8991_snd_controls[] = {
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/* INMIXL */
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SOC_SINGLE("LIN12 PGA Boost", WM8991_INPUT_MIXER3, WM8991_L12MNBST_BIT, 1, 0),
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SOC_SINGLE("LIN34 PGA Boost", WM8991_INPUT_MIXER3, WM8991_L34MNBST_BIT, 1, 0),
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/* INMIXR */
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SOC_SINGLE("RIN12 PGA Boost", WM8991_INPUT_MIXER3, WM8991_R12MNBST_BIT, 1, 0),
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SOC_SINGLE("RIN34 PGA Boost", WM8991_INPUT_MIXER3, WM8991_R34MNBST_BIT, 1, 0),
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/* LOMIX */
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SOC_SINGLE_TLV("LOMIX LIN3 Bypass Volume", WM8991_OUTPUT_MIXER3,
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WM8991_LLI3LOVOL_SHIFT, WM8991_LLI3LOVOL_MASK, 1, out_mix_tlv),
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SOC_SINGLE_TLV("LOMIX RIN12 PGA Bypass Volume", WM8991_OUTPUT_MIXER3,
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WM8991_LR12LOVOL_SHIFT, WM8991_LR12LOVOL_MASK, 1, out_mix_tlv),
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SOC_SINGLE_TLV("LOMIX LIN12 PGA Bypass Volume", WM8991_OUTPUT_MIXER3,
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WM8991_LL12LOVOL_SHIFT, WM8991_LL12LOVOL_MASK, 1, out_mix_tlv),
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SOC_SINGLE_TLV("LOMIX RIN3 Bypass Volume", WM8991_OUTPUT_MIXER5,
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WM8991_LRI3LOVOL_SHIFT, WM8991_LRI3LOVOL_MASK, 1, out_mix_tlv),
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SOC_SINGLE_TLV("LOMIX AINRMUX Bypass Volume", WM8991_OUTPUT_MIXER5,
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WM8991_LRBLOVOL_SHIFT, WM8991_LRBLOVOL_MASK, 1, out_mix_tlv),
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SOC_SINGLE_TLV("LOMIX AINLMUX Bypass Volume", WM8991_OUTPUT_MIXER5,
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WM8991_LRBLOVOL_SHIFT, WM8991_LRBLOVOL_MASK, 1, out_mix_tlv),
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/* ROMIX */
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SOC_SINGLE_TLV("ROMIX RIN3 Bypass Volume", WM8991_OUTPUT_MIXER4,
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WM8991_RRI3ROVOL_SHIFT, WM8991_RRI3ROVOL_MASK, 1, out_mix_tlv),
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SOC_SINGLE_TLV("ROMIX LIN12 PGA Bypass Volume", WM8991_OUTPUT_MIXER4,
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WM8991_RL12ROVOL_SHIFT, WM8991_RL12ROVOL_MASK, 1, out_mix_tlv),
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SOC_SINGLE_TLV("ROMIX RIN12 PGA Bypass Volume", WM8991_OUTPUT_MIXER4,
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WM8991_RR12ROVOL_SHIFT, WM8991_RR12ROVOL_MASK, 1, out_mix_tlv),
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SOC_SINGLE_TLV("ROMIX LIN3 Bypass Volume", WM8991_OUTPUT_MIXER6,
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WM8991_RLI3ROVOL_SHIFT, WM8991_RLI3ROVOL_MASK, 1, out_mix_tlv),
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SOC_SINGLE_TLV("ROMIX AINLMUX Bypass Volume", WM8991_OUTPUT_MIXER6,
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WM8991_RLBROVOL_SHIFT, WM8991_RLBROVOL_MASK, 1, out_mix_tlv),
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SOC_SINGLE_TLV("ROMIX AINRMUX Bypass Volume", WM8991_OUTPUT_MIXER6,
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WM8991_RRBROVOL_SHIFT, WM8991_RRBROVOL_MASK, 1, out_mix_tlv),
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/* LOUT */
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SOC_WM899X_OUTPGA_SINGLE_R_TLV("LOUT Volume", WM8991_LEFT_OUTPUT_VOLUME,
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WM8991_LOUTVOL_SHIFT, WM8991_LOUTVOL_MASK, 0, out_pga_tlv),
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SOC_SINGLE("LOUT ZC", WM8991_LEFT_OUTPUT_VOLUME, WM8991_LOZC_BIT, 1, 0),
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/* ROUT */
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SOC_WM899X_OUTPGA_SINGLE_R_TLV("ROUT Volume", WM8991_RIGHT_OUTPUT_VOLUME,
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WM8991_ROUTVOL_SHIFT, WM8991_ROUTVOL_MASK, 0, out_pga_tlv),
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SOC_SINGLE("ROUT ZC", WM8991_RIGHT_OUTPUT_VOLUME, WM8991_ROZC_BIT, 1, 0),
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/* LOPGA */
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SOC_WM899X_OUTPGA_SINGLE_R_TLV("LOPGA Volume", WM8991_LEFT_OPGA_VOLUME,
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WM8991_LOPGAVOL_SHIFT, WM8991_LOPGAVOL_MASK, 0, out_pga_tlv),
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SOC_SINGLE("LOPGA ZC Switch", WM8991_LEFT_OPGA_VOLUME,
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WM8991_LOPGAZC_BIT, 1, 0),
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/* ROPGA */
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SOC_WM899X_OUTPGA_SINGLE_R_TLV("ROPGA Volume", WM8991_RIGHT_OPGA_VOLUME,
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WM8991_ROPGAVOL_SHIFT, WM8991_ROPGAVOL_MASK, 0, out_pga_tlv),
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SOC_SINGLE("ROPGA ZC Switch", WM8991_RIGHT_OPGA_VOLUME,
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WM8991_ROPGAZC_BIT, 1, 0),
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SOC_SINGLE("LON Mute Switch", WM8991_LINE_OUTPUTS_VOLUME,
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WM8991_LONMUTE_BIT, 1, 0),
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SOC_SINGLE("LOP Mute Switch", WM8991_LINE_OUTPUTS_VOLUME,
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WM8991_LOPMUTE_BIT, 1, 0),
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SOC_SINGLE("LOP Attenuation Switch", WM8991_LINE_OUTPUTS_VOLUME,
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WM8991_LOATTN_BIT, 1, 0),
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SOC_SINGLE("RON Mute Switch", WM8991_LINE_OUTPUTS_VOLUME,
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WM8991_RONMUTE_BIT, 1, 0),
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SOC_SINGLE("ROP Mute Switch", WM8991_LINE_OUTPUTS_VOLUME,
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WM8991_ROPMUTE_BIT, 1, 0),
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SOC_SINGLE("ROP Attenuation Switch", WM8991_LINE_OUTPUTS_VOLUME,
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WM8991_ROATTN_BIT, 1, 0),
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SOC_SINGLE("OUT3 Mute Switch", WM8991_OUT3_4_VOLUME,
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WM8991_OUT3MUTE_BIT, 1, 0),
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SOC_SINGLE("OUT3 Attenuation Switch", WM8991_OUT3_4_VOLUME,
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WM8991_OUT3ATTN_BIT, 1, 0),
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SOC_SINGLE("OUT4 Mute Switch", WM8991_OUT3_4_VOLUME,
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WM8991_OUT4MUTE_BIT, 1, 0),
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SOC_SINGLE("OUT4 Attenuation Switch", WM8991_OUT3_4_VOLUME,
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WM8991_OUT4ATTN_BIT, 1, 0),
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SOC_SINGLE("Speaker Mode Switch", WM8991_CLASSD1,
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WM8991_CDMODE_BIT, 1, 0),
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SOC_SINGLE("Speaker Output Attenuation Volume", WM8991_SPEAKER_VOLUME,
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WM8991_SPKVOL_SHIFT, WM8991_SPKVOL_MASK, 0),
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SOC_SINGLE("Speaker DC Boost Volume", WM8991_CLASSD3,
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WM8991_DCGAIN_SHIFT, WM8991_DCGAIN_MASK, 0),
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SOC_SINGLE("Speaker AC Boost Volume", WM8991_CLASSD3,
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WM8991_ACGAIN_SHIFT, WM8991_ACGAIN_MASK, 0),
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SOC_WM899X_OUTPGA_SINGLE_R_TLV("Left DAC Digital Volume",
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WM8991_LEFT_DAC_DIGITAL_VOLUME,
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WM8991_DACL_VOL_SHIFT,
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WM8991_DACL_VOL_MASK,
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0,
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out_dac_tlv),
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SOC_WM899X_OUTPGA_SINGLE_R_TLV("Right DAC Digital Volume",
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WM8991_RIGHT_DAC_DIGITAL_VOLUME,
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WM8991_DACR_VOL_SHIFT,
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WM8991_DACR_VOL_MASK,
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0,
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out_dac_tlv),
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SOC_ENUM("Left Digital Sidetone", wm8991_left_digital_sidetone_enum),
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SOC_ENUM("Right Digital Sidetone", wm8991_right_digital_sidetone_enum),
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SOC_SINGLE_TLV("Left Digital Sidetone Volume", WM8991_DIGITAL_SIDE_TONE,
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WM8991_ADCL_DAC_SVOL_SHIFT, WM8991_ADCL_DAC_SVOL_MASK, 0,
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out_sidetone_tlv),
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SOC_SINGLE_TLV("Right Digital Sidetone Volume", WM8991_DIGITAL_SIDE_TONE,
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WM8991_ADCR_DAC_SVOL_SHIFT, WM8991_ADCR_DAC_SVOL_MASK, 0,
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out_sidetone_tlv),
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SOC_SINGLE("ADC Digital High Pass Filter Switch", WM8991_ADC_CTRL,
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WM8991_ADC_HPF_ENA_BIT, 1, 0),
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SOC_ENUM("ADC HPF Mode", wm8991_right_adcmode_enum),
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SOC_WM899X_OUTPGA_SINGLE_R_TLV("Left ADC Digital Volume",
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WM8991_LEFT_ADC_DIGITAL_VOLUME,
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WM8991_ADCL_VOL_SHIFT,
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WM8991_ADCL_VOL_MASK,
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0,
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in_adc_tlv),
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SOC_WM899X_OUTPGA_SINGLE_R_TLV("Right ADC Digital Volume",
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WM8991_RIGHT_ADC_DIGITAL_VOLUME,
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WM8991_ADCR_VOL_SHIFT,
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WM8991_ADCR_VOL_MASK,
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0,
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in_adc_tlv),
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SOC_WM899X_OUTPGA_SINGLE_R_TLV("LIN12 Volume",
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WM8991_LEFT_LINE_INPUT_1_2_VOLUME,
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WM8991_LIN12VOL_SHIFT,
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WM8991_LIN12VOL_MASK,
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0,
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in_pga_tlv),
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SOC_SINGLE("LIN12 ZC Switch", WM8991_LEFT_LINE_INPUT_1_2_VOLUME,
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WM8991_LI12ZC_BIT, 1, 0),
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SOC_SINGLE("LIN12 Mute Switch", WM8991_LEFT_LINE_INPUT_1_2_VOLUME,
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WM8991_LI12MUTE_BIT, 1, 0),
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SOC_WM899X_OUTPGA_SINGLE_R_TLV("LIN34 Volume",
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WM8991_LEFT_LINE_INPUT_3_4_VOLUME,
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WM8991_LIN34VOL_SHIFT,
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WM8991_LIN34VOL_MASK,
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0,
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in_pga_tlv),
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SOC_SINGLE("LIN34 ZC Switch", WM8991_LEFT_LINE_INPUT_3_4_VOLUME,
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WM8991_LI34ZC_BIT, 1, 0),
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SOC_SINGLE("LIN34 Mute Switch", WM8991_LEFT_LINE_INPUT_3_4_VOLUME,
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WM8991_LI34MUTE_BIT, 1, 0),
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SOC_WM899X_OUTPGA_SINGLE_R_TLV("RIN12 Volume",
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WM8991_RIGHT_LINE_INPUT_1_2_VOLUME,
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WM8991_RIN12VOL_SHIFT,
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WM8991_RIN12VOL_MASK,
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0,
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in_pga_tlv),
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SOC_SINGLE("RIN12 ZC Switch", WM8991_RIGHT_LINE_INPUT_1_2_VOLUME,
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WM8991_RI12ZC_BIT, 1, 0),
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SOC_SINGLE("RIN12 Mute Switch", WM8991_RIGHT_LINE_INPUT_1_2_VOLUME,
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WM8991_RI12MUTE_BIT, 1, 0),
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SOC_WM899X_OUTPGA_SINGLE_R_TLV("RIN34 Volume",
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WM8991_RIGHT_LINE_INPUT_3_4_VOLUME,
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WM8991_RIN34VOL_SHIFT,
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WM8991_RIN34VOL_MASK,
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0,
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in_pga_tlv),
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SOC_SINGLE("RIN34 ZC Switch", WM8991_RIGHT_LINE_INPUT_3_4_VOLUME,
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WM8991_RI34ZC_BIT, 1, 0),
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SOC_SINGLE("RIN34 Mute Switch", WM8991_RIGHT_LINE_INPUT_3_4_VOLUME,
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WM8991_RI34MUTE_BIT, 1, 0),
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};
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/*
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* _DAPM_ Controls
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*/
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static int outmixer_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 = snd_soc_dapm_to_codec(w->dapm);
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u32 reg_shift = kcontrol->private_value & 0xfff;
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int ret = 0;
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u16 reg;
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|
|
switch (reg_shift) {
|
|
case WM8991_SPEAKER_MIXER | (WM8991_LDSPK_BIT << 8):
|
|
reg = snd_soc_read(codec, WM8991_OUTPUT_MIXER1);
|
|
if (reg & WM8991_LDLO) {
|
|
printk(KERN_WARNING
|
|
"Cannot set as Output Mixer 1 LDLO Set\n");
|
|
ret = -1;
|
|
}
|
|
break;
|
|
|
|
case WM8991_SPEAKER_MIXER | (WM8991_RDSPK_BIT << 8):
|
|
reg = snd_soc_read(codec, WM8991_OUTPUT_MIXER2);
|
|
if (reg & WM8991_RDRO) {
|
|
printk(KERN_WARNING
|
|
"Cannot set as Output Mixer 2 RDRO Set\n");
|
|
ret = -1;
|
|
}
|
|
break;
|
|
|
|
case WM8991_OUTPUT_MIXER1 | (WM8991_LDLO_BIT << 8):
|
|
reg = snd_soc_read(codec, WM8991_SPEAKER_MIXER);
|
|
if (reg & WM8991_LDSPK) {
|
|
printk(KERN_WARNING
|
|
"Cannot set as Speaker Mixer LDSPK Set\n");
|
|
ret = -1;
|
|
}
|
|
break;
|
|
|
|
case WM8991_OUTPUT_MIXER2 | (WM8991_RDRO_BIT << 8):
|
|
reg = snd_soc_read(codec, WM8991_SPEAKER_MIXER);
|
|
if (reg & WM8991_RDSPK) {
|
|
printk(KERN_WARNING
|
|
"Cannot set as Speaker Mixer RDSPK Set\n");
|
|
ret = -1;
|
|
}
|
|
break;
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
/* INMIX dB values */
|
|
static const SNDRV_CTL_TLVD_DECLARE_DB_SCALE(in_mix_tlv, -1200, 300, 1);
|
|
|
|
/* Left In PGA Connections */
|
|
static const struct snd_kcontrol_new wm8991_dapm_lin12_pga_controls[] = {
|
|
SOC_DAPM_SINGLE("LIN1 Switch", WM8991_INPUT_MIXER2, WM8991_LMN1_BIT, 1, 0),
|
|
SOC_DAPM_SINGLE("LIN2 Switch", WM8991_INPUT_MIXER2, WM8991_LMP2_BIT, 1, 0),
|
|
};
|
|
|
|
static const struct snd_kcontrol_new wm8991_dapm_lin34_pga_controls[] = {
|
|
SOC_DAPM_SINGLE("LIN3 Switch", WM8991_INPUT_MIXER2, WM8991_LMN3_BIT, 1, 0),
|
|
SOC_DAPM_SINGLE("LIN4 Switch", WM8991_INPUT_MIXER2, WM8991_LMP4_BIT, 1, 0),
|
|
};
|
|
|
|
/* Right In PGA Connections */
|
|
static const struct snd_kcontrol_new wm8991_dapm_rin12_pga_controls[] = {
|
|
SOC_DAPM_SINGLE("RIN1 Switch", WM8991_INPUT_MIXER2, WM8991_RMN1_BIT, 1, 0),
|
|
SOC_DAPM_SINGLE("RIN2 Switch", WM8991_INPUT_MIXER2, WM8991_RMP2_BIT, 1, 0),
|
|
};
|
|
|
|
static const struct snd_kcontrol_new wm8991_dapm_rin34_pga_controls[] = {
|
|
SOC_DAPM_SINGLE("RIN3 Switch", WM8991_INPUT_MIXER2, WM8991_RMN3_BIT, 1, 0),
|
|
SOC_DAPM_SINGLE("RIN4 Switch", WM8991_INPUT_MIXER2, WM8991_RMP4_BIT, 1, 0),
|
|
};
|
|
|
|
/* INMIXL */
|
|
static const struct snd_kcontrol_new wm8991_dapm_inmixl_controls[] = {
|
|
SOC_DAPM_SINGLE_TLV("Record Left Volume", WM8991_INPUT_MIXER3,
|
|
WM8991_LDBVOL_SHIFT, WM8991_LDBVOL_MASK, 0, in_mix_tlv),
|
|
SOC_DAPM_SINGLE_TLV("LIN2 Volume", WM8991_INPUT_MIXER5, WM8991_LI2BVOL_SHIFT,
|
|
7, 0, in_mix_tlv),
|
|
SOC_DAPM_SINGLE("LINPGA12 Switch", WM8991_INPUT_MIXER3, WM8991_L12MNB_BIT,
|
|
1, 0),
|
|
SOC_DAPM_SINGLE("LINPGA34 Switch", WM8991_INPUT_MIXER3, WM8991_L34MNB_BIT,
|
|
1, 0),
|
|
};
|
|
|
|
/* INMIXR */
|
|
static const struct snd_kcontrol_new wm8991_dapm_inmixr_controls[] = {
|
|
SOC_DAPM_SINGLE_TLV("Record Right Volume", WM8991_INPUT_MIXER4,
|
|
WM8991_RDBVOL_SHIFT, WM8991_RDBVOL_MASK, 0, in_mix_tlv),
|
|
SOC_DAPM_SINGLE_TLV("RIN2 Volume", WM8991_INPUT_MIXER6, WM8991_RI2BVOL_SHIFT,
|
|
7, 0, in_mix_tlv),
|
|
SOC_DAPM_SINGLE("RINPGA12 Switch", WM8991_INPUT_MIXER3, WM8991_L12MNB_BIT,
|
|
1, 0),
|
|
SOC_DAPM_SINGLE("RINPGA34 Switch", WM8991_INPUT_MIXER3, WM8991_L34MNB_BIT,
|
|
1, 0),
|
|
};
|
|
|
|
/* AINLMUX */
|
|
static const char *wm8991_ainlmux[] =
|
|
{"INMIXL Mix", "RXVOICE Mix", "DIFFINL Mix"};
|
|
|
|
static SOC_ENUM_SINGLE_DECL(wm8991_ainlmux_enum,
|
|
WM8991_INPUT_MIXER1, WM8991_AINLMODE_SHIFT,
|
|
wm8991_ainlmux);
|
|
|
|
static const struct snd_kcontrol_new wm8991_dapm_ainlmux_controls =
|
|
SOC_DAPM_ENUM("Route", wm8991_ainlmux_enum);
|
|
|
|
/* DIFFINL */
|
|
|
|
/* AINRMUX */
|
|
static const char *wm8991_ainrmux[] =
|
|
{"INMIXR Mix", "RXVOICE Mix", "DIFFINR Mix"};
|
|
|
|
static SOC_ENUM_SINGLE_DECL(wm8991_ainrmux_enum,
|
|
WM8991_INPUT_MIXER1, WM8991_AINRMODE_SHIFT,
|
|
wm8991_ainrmux);
|
|
|
|
static const struct snd_kcontrol_new wm8991_dapm_ainrmux_controls =
|
|
SOC_DAPM_ENUM("Route", wm8991_ainrmux_enum);
|
|
|
|
/* RXVOICE */
|
|
static const struct snd_kcontrol_new wm8991_dapm_rxvoice_controls[] = {
|
|
SOC_DAPM_SINGLE_TLV("LIN4RXN", WM8991_INPUT_MIXER5, WM8991_LR4BVOL_SHIFT,
|
|
WM8991_LR4BVOL_MASK, 0, in_mix_tlv),
|
|
SOC_DAPM_SINGLE_TLV("RIN4RXP", WM8991_INPUT_MIXER6, WM8991_RL4BVOL_SHIFT,
|
|
WM8991_RL4BVOL_MASK, 0, in_mix_tlv),
|
|
};
|
|
|
|
/* LOMIX */
|
|
static const struct snd_kcontrol_new wm8991_dapm_lomix_controls[] = {
|
|
SOC_DAPM_SINGLE("LOMIX Right ADC Bypass Switch", WM8991_OUTPUT_MIXER1,
|
|
WM8991_LRBLO_BIT, 1, 0),
|
|
SOC_DAPM_SINGLE("LOMIX Left ADC Bypass Switch", WM8991_OUTPUT_MIXER1,
|
|
WM8991_LLBLO_BIT, 1, 0),
|
|
SOC_DAPM_SINGLE("LOMIX RIN3 Bypass Switch", WM8991_OUTPUT_MIXER1,
|
|
WM8991_LRI3LO_BIT, 1, 0),
|
|
SOC_DAPM_SINGLE("LOMIX LIN3 Bypass Switch", WM8991_OUTPUT_MIXER1,
|
|
WM8991_LLI3LO_BIT, 1, 0),
|
|
SOC_DAPM_SINGLE("LOMIX RIN12 PGA Bypass Switch", WM8991_OUTPUT_MIXER1,
|
|
WM8991_LR12LO_BIT, 1, 0),
|
|
SOC_DAPM_SINGLE("LOMIX LIN12 PGA Bypass Switch", WM8991_OUTPUT_MIXER1,
|
|
WM8991_LL12LO_BIT, 1, 0),
|
|
SOC_DAPM_SINGLE("LOMIX Left DAC Switch", WM8991_OUTPUT_MIXER1,
|
|
WM8991_LDLO_BIT, 1, 0),
|
|
};
|
|
|
|
/* ROMIX */
|
|
static const struct snd_kcontrol_new wm8991_dapm_romix_controls[] = {
|
|
SOC_DAPM_SINGLE("ROMIX Left ADC Bypass Switch", WM8991_OUTPUT_MIXER2,
|
|
WM8991_RLBRO_BIT, 1, 0),
|
|
SOC_DAPM_SINGLE("ROMIX Right ADC Bypass Switch", WM8991_OUTPUT_MIXER2,
|
|
WM8991_RRBRO_BIT, 1, 0),
|
|
SOC_DAPM_SINGLE("ROMIX LIN3 Bypass Switch", WM8991_OUTPUT_MIXER2,
|
|
WM8991_RLI3RO_BIT, 1, 0),
|
|
SOC_DAPM_SINGLE("ROMIX RIN3 Bypass Switch", WM8991_OUTPUT_MIXER2,
|
|
WM8991_RRI3RO_BIT, 1, 0),
|
|
SOC_DAPM_SINGLE("ROMIX LIN12 PGA Bypass Switch", WM8991_OUTPUT_MIXER2,
|
|
WM8991_RL12RO_BIT, 1, 0),
|
|
SOC_DAPM_SINGLE("ROMIX RIN12 PGA Bypass Switch", WM8991_OUTPUT_MIXER2,
|
|
WM8991_RR12RO_BIT, 1, 0),
|
|
SOC_DAPM_SINGLE("ROMIX Right DAC Switch", WM8991_OUTPUT_MIXER2,
|
|
WM8991_RDRO_BIT, 1, 0),
|
|
};
|
|
|
|
/* LONMIX */
|
|
static const struct snd_kcontrol_new wm8991_dapm_lonmix_controls[] = {
|
|
SOC_DAPM_SINGLE("LONMIX Left Mixer PGA Switch", WM8991_LINE_MIXER1,
|
|
WM8991_LLOPGALON_BIT, 1, 0),
|
|
SOC_DAPM_SINGLE("LONMIX Right Mixer PGA Switch", WM8991_LINE_MIXER1,
|
|
WM8991_LROPGALON_BIT, 1, 0),
|
|
SOC_DAPM_SINGLE("LONMIX Inverted LOP Switch", WM8991_LINE_MIXER1,
|
|
WM8991_LOPLON_BIT, 1, 0),
|
|
};
|
|
|
|
/* LOPMIX */
|
|
static const struct snd_kcontrol_new wm8991_dapm_lopmix_controls[] = {
|
|
SOC_DAPM_SINGLE("LOPMIX Right Mic Bypass Switch", WM8991_LINE_MIXER1,
|
|
WM8991_LR12LOP_BIT, 1, 0),
|
|
SOC_DAPM_SINGLE("LOPMIX Left Mic Bypass Switch", WM8991_LINE_MIXER1,
|
|
WM8991_LL12LOP_BIT, 1, 0),
|
|
SOC_DAPM_SINGLE("LOPMIX Left Mixer PGA Switch", WM8991_LINE_MIXER1,
|
|
WM8991_LLOPGALOP_BIT, 1, 0),
|
|
};
|
|
|
|
/* RONMIX */
|
|
static const struct snd_kcontrol_new wm8991_dapm_ronmix_controls[] = {
|
|
SOC_DAPM_SINGLE("RONMIX Right Mixer PGA Switch", WM8991_LINE_MIXER2,
|
|
WM8991_RROPGARON_BIT, 1, 0),
|
|
SOC_DAPM_SINGLE("RONMIX Left Mixer PGA Switch", WM8991_LINE_MIXER2,
|
|
WM8991_RLOPGARON_BIT, 1, 0),
|
|
SOC_DAPM_SINGLE("RONMIX Inverted ROP Switch", WM8991_LINE_MIXER2,
|
|
WM8991_ROPRON_BIT, 1, 0),
|
|
};
|
|
|
|
/* ROPMIX */
|
|
static const struct snd_kcontrol_new wm8991_dapm_ropmix_controls[] = {
|
|
SOC_DAPM_SINGLE("ROPMIX Left Mic Bypass Switch", WM8991_LINE_MIXER2,
|
|
WM8991_RL12ROP_BIT, 1, 0),
|
|
SOC_DAPM_SINGLE("ROPMIX Right Mic Bypass Switch", WM8991_LINE_MIXER2,
|
|
WM8991_RR12ROP_BIT, 1, 0),
|
|
SOC_DAPM_SINGLE("ROPMIX Right Mixer PGA Switch", WM8991_LINE_MIXER2,
|
|
WM8991_RROPGAROP_BIT, 1, 0),
|
|
};
|
|
|
|
/* OUT3MIX */
|
|
static const struct snd_kcontrol_new wm8991_dapm_out3mix_controls[] = {
|
|
SOC_DAPM_SINGLE("OUT3MIX LIN4RXN Bypass Switch", WM8991_OUT3_4_MIXER,
|
|
WM8991_LI4O3_BIT, 1, 0),
|
|
SOC_DAPM_SINGLE("OUT3MIX Left Out PGA Switch", WM8991_OUT3_4_MIXER,
|
|
WM8991_LPGAO3_BIT, 1, 0),
|
|
};
|
|
|
|
/* OUT4MIX */
|
|
static const struct snd_kcontrol_new wm8991_dapm_out4mix_controls[] = {
|
|
SOC_DAPM_SINGLE("OUT4MIX Right Out PGA Switch", WM8991_OUT3_4_MIXER,
|
|
WM8991_RPGAO4_BIT, 1, 0),
|
|
SOC_DAPM_SINGLE("OUT4MIX RIN4RXP Bypass Switch", WM8991_OUT3_4_MIXER,
|
|
WM8991_RI4O4_BIT, 1, 0),
|
|
};
|
|
|
|
/* SPKMIX */
|
|
static const struct snd_kcontrol_new wm8991_dapm_spkmix_controls[] = {
|
|
SOC_DAPM_SINGLE("SPKMIX LIN2 Bypass Switch", WM8991_SPEAKER_MIXER,
|
|
WM8991_LI2SPK_BIT, 1, 0),
|
|
SOC_DAPM_SINGLE("SPKMIX LADC Bypass Switch", WM8991_SPEAKER_MIXER,
|
|
WM8991_LB2SPK_BIT, 1, 0),
|
|
SOC_DAPM_SINGLE("SPKMIX Left Mixer PGA Switch", WM8991_SPEAKER_MIXER,
|
|
WM8991_LOPGASPK_BIT, 1, 0),
|
|
SOC_DAPM_SINGLE("SPKMIX Left DAC Switch", WM8991_SPEAKER_MIXER,
|
|
WM8991_LDSPK_BIT, 1, 0),
|
|
SOC_DAPM_SINGLE("SPKMIX Right DAC Switch", WM8991_SPEAKER_MIXER,
|
|
WM8991_RDSPK_BIT, 1, 0),
|
|
SOC_DAPM_SINGLE("SPKMIX Right Mixer PGA Switch", WM8991_SPEAKER_MIXER,
|
|
WM8991_ROPGASPK_BIT, 1, 0),
|
|
SOC_DAPM_SINGLE("SPKMIX RADC Bypass Switch", WM8991_SPEAKER_MIXER,
|
|
WM8991_RL12ROP_BIT, 1, 0),
|
|
SOC_DAPM_SINGLE("SPKMIX RIN2 Bypass Switch", WM8991_SPEAKER_MIXER,
|
|
WM8991_RI2SPK_BIT, 1, 0),
|
|
};
|
|
|
|
static const struct snd_soc_dapm_widget wm8991_dapm_widgets[] = {
|
|
/* Input Side */
|
|
/* Input Lines */
|
|
SND_SOC_DAPM_INPUT("LIN1"),
|
|
SND_SOC_DAPM_INPUT("LIN2"),
|
|
SND_SOC_DAPM_INPUT("LIN3"),
|
|
SND_SOC_DAPM_INPUT("LIN4RXN"),
|
|
SND_SOC_DAPM_INPUT("RIN3"),
|
|
SND_SOC_DAPM_INPUT("RIN4RXP"),
|
|
SND_SOC_DAPM_INPUT("RIN1"),
|
|
SND_SOC_DAPM_INPUT("RIN2"),
|
|
SND_SOC_DAPM_INPUT("Internal ADC Source"),
|
|
|
|
SND_SOC_DAPM_SUPPLY("INL", WM8991_POWER_MANAGEMENT_2,
|
|
WM8991_AINL_ENA_BIT, 0, NULL, 0),
|
|
SND_SOC_DAPM_SUPPLY("INR", WM8991_POWER_MANAGEMENT_2,
|
|
WM8991_AINR_ENA_BIT, 0, NULL, 0),
|
|
|
|
/* DACs */
|
|
SND_SOC_DAPM_ADC("Left ADC", "Left Capture", WM8991_POWER_MANAGEMENT_2,
|
|
WM8991_ADCL_ENA_BIT, 0),
|
|
SND_SOC_DAPM_ADC("Right ADC", "Right Capture", WM8991_POWER_MANAGEMENT_2,
|
|
WM8991_ADCR_ENA_BIT, 0),
|
|
|
|
/* Input PGAs */
|
|
SND_SOC_DAPM_MIXER("LIN12 PGA", WM8991_POWER_MANAGEMENT_2, WM8991_LIN12_ENA_BIT,
|
|
0, &wm8991_dapm_lin12_pga_controls[0],
|
|
ARRAY_SIZE(wm8991_dapm_lin12_pga_controls)),
|
|
SND_SOC_DAPM_MIXER("LIN34 PGA", WM8991_POWER_MANAGEMENT_2, WM8991_LIN34_ENA_BIT,
|
|
0, &wm8991_dapm_lin34_pga_controls[0],
|
|
ARRAY_SIZE(wm8991_dapm_lin34_pga_controls)),
|
|
SND_SOC_DAPM_MIXER("RIN12 PGA", WM8991_POWER_MANAGEMENT_2, WM8991_RIN12_ENA_BIT,
|
|
0, &wm8991_dapm_rin12_pga_controls[0],
|
|
ARRAY_SIZE(wm8991_dapm_rin12_pga_controls)),
|
|
SND_SOC_DAPM_MIXER("RIN34 PGA", WM8991_POWER_MANAGEMENT_2, WM8991_RIN34_ENA_BIT,
|
|
0, &wm8991_dapm_rin34_pga_controls[0],
|
|
ARRAY_SIZE(wm8991_dapm_rin34_pga_controls)),
|
|
|
|
/* INMIXL */
|
|
SND_SOC_DAPM_MIXER("INMIXL", SND_SOC_NOPM, 0, 0,
|
|
&wm8991_dapm_inmixl_controls[0],
|
|
ARRAY_SIZE(wm8991_dapm_inmixl_controls)),
|
|
|
|
/* AINLMUX */
|
|
SND_SOC_DAPM_MUX("AINLMUX", SND_SOC_NOPM, 0, 0,
|
|
&wm8991_dapm_ainlmux_controls),
|
|
|
|
/* INMIXR */
|
|
SND_SOC_DAPM_MIXER("INMIXR", SND_SOC_NOPM, 0, 0,
|
|
&wm8991_dapm_inmixr_controls[0],
|
|
ARRAY_SIZE(wm8991_dapm_inmixr_controls)),
|
|
|
|
/* AINRMUX */
|
|
SND_SOC_DAPM_MUX("AINRMUX", SND_SOC_NOPM, 0, 0,
|
|
&wm8991_dapm_ainrmux_controls),
|
|
|
|
/* Output Side */
|
|
/* DACs */
|
|
SND_SOC_DAPM_DAC("Left DAC", "Left Playback", WM8991_POWER_MANAGEMENT_3,
|
|
WM8991_DACL_ENA_BIT, 0),
|
|
SND_SOC_DAPM_DAC("Right DAC", "Right Playback", WM8991_POWER_MANAGEMENT_3,
|
|
WM8991_DACR_ENA_BIT, 0),
|
|
|
|
/* LOMIX */
|
|
SND_SOC_DAPM_MIXER_E("LOMIX", WM8991_POWER_MANAGEMENT_3, WM8991_LOMIX_ENA_BIT,
|
|
0, &wm8991_dapm_lomix_controls[0],
|
|
ARRAY_SIZE(wm8991_dapm_lomix_controls),
|
|
outmixer_event, SND_SOC_DAPM_PRE_REG),
|
|
|
|
/* LONMIX */
|
|
SND_SOC_DAPM_MIXER("LONMIX", WM8991_POWER_MANAGEMENT_3, WM8991_LON_ENA_BIT, 0,
|
|
&wm8991_dapm_lonmix_controls[0],
|
|
ARRAY_SIZE(wm8991_dapm_lonmix_controls)),
|
|
|
|
/* LOPMIX */
|
|
SND_SOC_DAPM_MIXER("LOPMIX", WM8991_POWER_MANAGEMENT_3, WM8991_LOP_ENA_BIT, 0,
|
|
&wm8991_dapm_lopmix_controls[0],
|
|
ARRAY_SIZE(wm8991_dapm_lopmix_controls)),
|
|
|
|
/* OUT3MIX */
|
|
SND_SOC_DAPM_MIXER("OUT3MIX", WM8991_POWER_MANAGEMENT_1, WM8991_OUT3_ENA_BIT, 0,
|
|
&wm8991_dapm_out3mix_controls[0],
|
|
ARRAY_SIZE(wm8991_dapm_out3mix_controls)),
|
|
|
|
/* SPKMIX */
|
|
SND_SOC_DAPM_MIXER_E("SPKMIX", WM8991_POWER_MANAGEMENT_1, WM8991_SPK_ENA_BIT, 0,
|
|
&wm8991_dapm_spkmix_controls[0],
|
|
ARRAY_SIZE(wm8991_dapm_spkmix_controls), outmixer_event,
|
|
SND_SOC_DAPM_PRE_REG),
|
|
|
|
/* OUT4MIX */
|
|
SND_SOC_DAPM_MIXER("OUT4MIX", WM8991_POWER_MANAGEMENT_1, WM8991_OUT4_ENA_BIT, 0,
|
|
&wm8991_dapm_out4mix_controls[0],
|
|
ARRAY_SIZE(wm8991_dapm_out4mix_controls)),
|
|
|
|
/* ROPMIX */
|
|
SND_SOC_DAPM_MIXER("ROPMIX", WM8991_POWER_MANAGEMENT_3, WM8991_ROP_ENA_BIT, 0,
|
|
&wm8991_dapm_ropmix_controls[0],
|
|
ARRAY_SIZE(wm8991_dapm_ropmix_controls)),
|
|
|
|
/* RONMIX */
|
|
SND_SOC_DAPM_MIXER("RONMIX", WM8991_POWER_MANAGEMENT_3, WM8991_RON_ENA_BIT, 0,
|
|
&wm8991_dapm_ronmix_controls[0],
|
|
ARRAY_SIZE(wm8991_dapm_ronmix_controls)),
|
|
|
|
/* ROMIX */
|
|
SND_SOC_DAPM_MIXER_E("ROMIX", WM8991_POWER_MANAGEMENT_3, WM8991_ROMIX_ENA_BIT,
|
|
0, &wm8991_dapm_romix_controls[0],
|
|
ARRAY_SIZE(wm8991_dapm_romix_controls),
|
|
outmixer_event, SND_SOC_DAPM_PRE_REG),
|
|
|
|
/* LOUT PGA */
|
|
SND_SOC_DAPM_PGA("LOUT PGA", WM8991_POWER_MANAGEMENT_1, WM8991_LOUT_ENA_BIT, 0,
|
|
NULL, 0),
|
|
|
|
/* ROUT PGA */
|
|
SND_SOC_DAPM_PGA("ROUT PGA", WM8991_POWER_MANAGEMENT_1, WM8991_ROUT_ENA_BIT, 0,
|
|
NULL, 0),
|
|
|
|
/* LOPGA */
|
|
SND_SOC_DAPM_PGA("LOPGA", WM8991_POWER_MANAGEMENT_3, WM8991_LOPGA_ENA_BIT, 0,
|
|
NULL, 0),
|
|
|
|
/* ROPGA */
|
|
SND_SOC_DAPM_PGA("ROPGA", WM8991_POWER_MANAGEMENT_3, WM8991_ROPGA_ENA_BIT, 0,
|
|
NULL, 0),
|
|
|
|
/* MICBIAS */
|
|
SND_SOC_DAPM_SUPPLY("MICBIAS", WM8991_POWER_MANAGEMENT_1,
|
|
WM8991_MICBIAS_ENA_BIT, 0, NULL, 0),
|
|
|
|
SND_SOC_DAPM_OUTPUT("LON"),
|
|
SND_SOC_DAPM_OUTPUT("LOP"),
|
|
SND_SOC_DAPM_OUTPUT("OUT3"),
|
|
SND_SOC_DAPM_OUTPUT("LOUT"),
|
|
SND_SOC_DAPM_OUTPUT("SPKN"),
|
|
SND_SOC_DAPM_OUTPUT("SPKP"),
|
|
SND_SOC_DAPM_OUTPUT("ROUT"),
|
|
SND_SOC_DAPM_OUTPUT("OUT4"),
|
|
SND_SOC_DAPM_OUTPUT("ROP"),
|
|
SND_SOC_DAPM_OUTPUT("RON"),
|
|
SND_SOC_DAPM_OUTPUT("OUT"),
|
|
|
|
SND_SOC_DAPM_OUTPUT("Internal DAC Sink"),
|
|
};
|
|
|
|
static const struct snd_soc_dapm_route wm8991_dapm_routes[] = {
|
|
/* Make DACs turn on when playing even if not mixed into any outputs */
|
|
{"Internal DAC Sink", NULL, "Left DAC"},
|
|
{"Internal DAC Sink", NULL, "Right DAC"},
|
|
|
|
/* Make ADCs turn on when recording even if not mixed from any inputs */
|
|
{"Left ADC", NULL, "Internal ADC Source"},
|
|
{"Right ADC", NULL, "Internal ADC Source"},
|
|
|
|
/* Input Side */
|
|
{"INMIXL", NULL, "INL"},
|
|
{"AINLMUX", NULL, "INL"},
|
|
{"INMIXR", NULL, "INR"},
|
|
{"AINRMUX", NULL, "INR"},
|
|
/* LIN12 PGA */
|
|
{"LIN12 PGA", "LIN1 Switch", "LIN1"},
|
|
{"LIN12 PGA", "LIN2 Switch", "LIN2"},
|
|
/* LIN34 PGA */
|
|
{"LIN34 PGA", "LIN3 Switch", "LIN3"},
|
|
{"LIN34 PGA", "LIN4 Switch", "LIN4RXN"},
|
|
/* INMIXL */
|
|
{"INMIXL", "Record Left Volume", "LOMIX"},
|
|
{"INMIXL", "LIN2 Volume", "LIN2"},
|
|
{"INMIXL", "LINPGA12 Switch", "LIN12 PGA"},
|
|
{"INMIXL", "LINPGA34 Switch", "LIN34 PGA"},
|
|
/* AINLMUX */
|
|
{"AINLMUX", "INMIXL Mix", "INMIXL"},
|
|
{"AINLMUX", "DIFFINL Mix", "LIN12 PGA"},
|
|
{"AINLMUX", "DIFFINL Mix", "LIN34 PGA"},
|
|
{"AINLMUX", "RXVOICE Mix", "LIN4RXN"},
|
|
{"AINLMUX", "RXVOICE Mix", "RIN4RXP"},
|
|
/* ADC */
|
|
{"Left ADC", NULL, "AINLMUX"},
|
|
|
|
/* RIN12 PGA */
|
|
{"RIN12 PGA", "RIN1 Switch", "RIN1"},
|
|
{"RIN12 PGA", "RIN2 Switch", "RIN2"},
|
|
/* RIN34 PGA */
|
|
{"RIN34 PGA", "RIN3 Switch", "RIN3"},
|
|
{"RIN34 PGA", "RIN4 Switch", "RIN4RXP"},
|
|
/* INMIXL */
|
|
{"INMIXR", "Record Right Volume", "ROMIX"},
|
|
{"INMIXR", "RIN2 Volume", "RIN2"},
|
|
{"INMIXR", "RINPGA12 Switch", "RIN12 PGA"},
|
|
{"INMIXR", "RINPGA34 Switch", "RIN34 PGA"},
|
|
/* AINRMUX */
|
|
{"AINRMUX", "INMIXR Mix", "INMIXR"},
|
|
{"AINRMUX", "DIFFINR Mix", "RIN12 PGA"},
|
|
{"AINRMUX", "DIFFINR Mix", "RIN34 PGA"},
|
|
{"AINRMUX", "RXVOICE Mix", "LIN4RXN"},
|
|
{"AINRMUX", "RXVOICE Mix", "RIN4RXP"},
|
|
/* ADC */
|
|
{"Right ADC", NULL, "AINRMUX"},
|
|
|
|
/* LOMIX */
|
|
{"LOMIX", "LOMIX RIN3 Bypass Switch", "RIN3"},
|
|
{"LOMIX", "LOMIX LIN3 Bypass Switch", "LIN3"},
|
|
{"LOMIX", "LOMIX LIN12 PGA Bypass Switch", "LIN12 PGA"},
|
|
{"LOMIX", "LOMIX RIN12 PGA Bypass Switch", "RIN12 PGA"},
|
|
{"LOMIX", "LOMIX Right ADC Bypass Switch", "AINRMUX"},
|
|
{"LOMIX", "LOMIX Left ADC Bypass Switch", "AINLMUX"},
|
|
{"LOMIX", "LOMIX Left DAC Switch", "Left DAC"},
|
|
|
|
/* ROMIX */
|
|
{"ROMIX", "ROMIX RIN3 Bypass Switch", "RIN3"},
|
|
{"ROMIX", "ROMIX LIN3 Bypass Switch", "LIN3"},
|
|
{"ROMIX", "ROMIX LIN12 PGA Bypass Switch", "LIN12 PGA"},
|
|
{"ROMIX", "ROMIX RIN12 PGA Bypass Switch", "RIN12 PGA"},
|
|
{"ROMIX", "ROMIX Right ADC Bypass Switch", "AINRMUX"},
|
|
{"ROMIX", "ROMIX Left ADC Bypass Switch", "AINLMUX"},
|
|
{"ROMIX", "ROMIX Right DAC Switch", "Right DAC"},
|
|
|
|
/* SPKMIX */
|
|
{"SPKMIX", "SPKMIX LIN2 Bypass Switch", "LIN2"},
|
|
{"SPKMIX", "SPKMIX RIN2 Bypass Switch", "RIN2"},
|
|
{"SPKMIX", "SPKMIX LADC Bypass Switch", "AINLMUX"},
|
|
{"SPKMIX", "SPKMIX RADC Bypass Switch", "AINRMUX"},
|
|
{"SPKMIX", "SPKMIX Left Mixer PGA Switch", "LOPGA"},
|
|
{"SPKMIX", "SPKMIX Right Mixer PGA Switch", "ROPGA"},
|
|
{"SPKMIX", "SPKMIX Right DAC Switch", "Right DAC"},
|
|
{"SPKMIX", "SPKMIX Left DAC Switch", "Right DAC"},
|
|
|
|
/* LONMIX */
|
|
{"LONMIX", "LONMIX Left Mixer PGA Switch", "LOPGA"},
|
|
{"LONMIX", "LONMIX Right Mixer PGA Switch", "ROPGA"},
|
|
{"LONMIX", "LONMIX Inverted LOP Switch", "LOPMIX"},
|
|
|
|
/* LOPMIX */
|
|
{"LOPMIX", "LOPMIX Right Mic Bypass Switch", "RIN12 PGA"},
|
|
{"LOPMIX", "LOPMIX Left Mic Bypass Switch", "LIN12 PGA"},
|
|
{"LOPMIX", "LOPMIX Left Mixer PGA Switch", "LOPGA"},
|
|
|
|
/* OUT3MIX */
|
|
{"OUT3MIX", "OUT3MIX LIN4RXN Bypass Switch", "LIN4RXN"},
|
|
{"OUT3MIX", "OUT3MIX Left Out PGA Switch", "LOPGA"},
|
|
|
|
/* OUT4MIX */
|
|
{"OUT4MIX", "OUT4MIX Right Out PGA Switch", "ROPGA"},
|
|
{"OUT4MIX", "OUT4MIX RIN4RXP Bypass Switch", "RIN4RXP"},
|
|
|
|
/* RONMIX */
|
|
{"RONMIX", "RONMIX Right Mixer PGA Switch", "ROPGA"},
|
|
{"RONMIX", "RONMIX Left Mixer PGA Switch", "LOPGA"},
|
|
{"RONMIX", "RONMIX Inverted ROP Switch", "ROPMIX"},
|
|
|
|
/* ROPMIX */
|
|
{"ROPMIX", "ROPMIX Left Mic Bypass Switch", "LIN12 PGA"},
|
|
{"ROPMIX", "ROPMIX Right Mic Bypass Switch", "RIN12 PGA"},
|
|
{"ROPMIX", "ROPMIX Right Mixer PGA Switch", "ROPGA"},
|
|
|
|
/* Out Mixer PGAs */
|
|
{"LOPGA", NULL, "LOMIX"},
|
|
{"ROPGA", NULL, "ROMIX"},
|
|
|
|
{"LOUT PGA", NULL, "LOMIX"},
|
|
{"ROUT PGA", NULL, "ROMIX"},
|
|
|
|
/* Output Pins */
|
|
{"LON", NULL, "LONMIX"},
|
|
{"LOP", NULL, "LOPMIX"},
|
|
{"OUT", NULL, "OUT3MIX"},
|
|
{"LOUT", NULL, "LOUT PGA"},
|
|
{"SPKN", NULL, "SPKMIX"},
|
|
{"ROUT", NULL, "ROUT PGA"},
|
|
{"OUT4", NULL, "OUT4MIX"},
|
|
{"ROP", NULL, "ROPMIX"},
|
|
{"RON", NULL, "RONMIX"},
|
|
};
|
|
|
|
/* PLL divisors */
|
|
struct _pll_div {
|
|
u32 div2;
|
|
u32 n;
|
|
u32 k;
|
|
};
|
|
|
|
/* The size in bits of the pll divide multiplied by 10
|
|
* to allow rounding later */
|
|
#define FIXED_PLL_SIZE ((1 << 16) * 10)
|
|
|
|
static void pll_factors(struct _pll_div *pll_div, unsigned int target,
|
|
unsigned int source)
|
|
{
|
|
u64 Kpart;
|
|
unsigned int K, Ndiv, Nmod;
|
|
|
|
|
|
Ndiv = target / source;
|
|
if (Ndiv < 6) {
|
|
source >>= 1;
|
|
pll_div->div2 = 1;
|
|
Ndiv = target / source;
|
|
} else
|
|
pll_div->div2 = 0;
|
|
|
|
if ((Ndiv < 6) || (Ndiv > 12))
|
|
printk(KERN_WARNING
|
|
"WM8991 N value outwith recommended range! N = %d\n", Ndiv);
|
|
|
|
pll_div->n = Ndiv;
|
|
Nmod = target % source;
|
|
Kpart = FIXED_PLL_SIZE * (long long)Nmod;
|
|
|
|
do_div(Kpart, source);
|
|
|
|
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;
|
|
|
|
pll_div->k = K;
|
|
}
|
|
|
|
static int wm8991_set_dai_pll(struct snd_soc_dai *codec_dai,
|
|
int pll_id, int src, unsigned int freq_in, unsigned int freq_out)
|
|
{
|
|
u16 reg;
|
|
struct snd_soc_codec *codec = codec_dai->codec;
|
|
struct _pll_div pll_div;
|
|
|
|
if (freq_in && freq_out) {
|
|
pll_factors(&pll_div, freq_out * 4, freq_in);
|
|
|
|
/* Turn on PLL */
|
|
reg = snd_soc_read(codec, WM8991_POWER_MANAGEMENT_2);
|
|
reg |= WM8991_PLL_ENA;
|
|
snd_soc_write(codec, WM8991_POWER_MANAGEMENT_2, reg);
|
|
|
|
/* sysclk comes from PLL */
|
|
reg = snd_soc_read(codec, WM8991_CLOCKING_2);
|
|
snd_soc_write(codec, WM8991_CLOCKING_2, reg | WM8991_SYSCLK_SRC);
|
|
|
|
/* set up N , fractional mode and pre-divisor if necessary */
|
|
snd_soc_write(codec, WM8991_PLL1, pll_div.n | WM8991_SDM |
|
|
(pll_div.div2 ? WM8991_PRESCALE : 0));
|
|
snd_soc_write(codec, WM8991_PLL2, (u8)(pll_div.k>>8));
|
|
snd_soc_write(codec, WM8991_PLL3, (u8)(pll_div.k & 0xFF));
|
|
} else {
|
|
/* Turn on PLL */
|
|
reg = snd_soc_read(codec, WM8991_POWER_MANAGEMENT_2);
|
|
reg &= ~WM8991_PLL_ENA;
|
|
snd_soc_write(codec, WM8991_POWER_MANAGEMENT_2, reg);
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
/*
|
|
* Set's ADC and Voice DAC format.
|
|
*/
|
|
static int wm8991_set_dai_fmt(struct snd_soc_dai *codec_dai,
|
|
unsigned int fmt)
|
|
{
|
|
struct snd_soc_codec *codec = codec_dai->codec;
|
|
u16 audio1, audio3;
|
|
|
|
audio1 = snd_soc_read(codec, WM8991_AUDIO_INTERFACE_1);
|
|
audio3 = snd_soc_read(codec, WM8991_AUDIO_INTERFACE_3);
|
|
|
|
/* set master/slave audio interface */
|
|
switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
|
|
case SND_SOC_DAIFMT_CBS_CFS:
|
|
audio3 &= ~WM8991_AIF_MSTR1;
|
|
break;
|
|
case SND_SOC_DAIFMT_CBM_CFM:
|
|
audio3 |= WM8991_AIF_MSTR1;
|
|
break;
|
|
default:
|
|
return -EINVAL;
|
|
}
|
|
|
|
audio1 &= ~WM8991_AIF_FMT_MASK;
|
|
|
|
/* interface format */
|
|
switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
|
|
case SND_SOC_DAIFMT_I2S:
|
|
audio1 |= WM8991_AIF_TMF_I2S;
|
|
audio1 &= ~WM8991_AIF_LRCLK_INV;
|
|
break;
|
|
case SND_SOC_DAIFMT_RIGHT_J:
|
|
audio1 |= WM8991_AIF_TMF_RIGHTJ;
|
|
audio1 &= ~WM8991_AIF_LRCLK_INV;
|
|
break;
|
|
case SND_SOC_DAIFMT_LEFT_J:
|
|
audio1 |= WM8991_AIF_TMF_LEFTJ;
|
|
audio1 &= ~WM8991_AIF_LRCLK_INV;
|
|
break;
|
|
case SND_SOC_DAIFMT_DSP_A:
|
|
audio1 |= WM8991_AIF_TMF_DSP;
|
|
audio1 &= ~WM8991_AIF_LRCLK_INV;
|
|
break;
|
|
case SND_SOC_DAIFMT_DSP_B:
|
|
audio1 |= WM8991_AIF_TMF_DSP | WM8991_AIF_LRCLK_INV;
|
|
break;
|
|
default:
|
|
return -EINVAL;
|
|
}
|
|
|
|
snd_soc_write(codec, WM8991_AUDIO_INTERFACE_1, audio1);
|
|
snd_soc_write(codec, WM8991_AUDIO_INTERFACE_3, audio3);
|
|
return 0;
|
|
}
|
|
|
|
static int wm8991_set_dai_clkdiv(struct snd_soc_dai *codec_dai,
|
|
int div_id, int div)
|
|
{
|
|
struct snd_soc_codec *codec = codec_dai->codec;
|
|
u16 reg;
|
|
|
|
switch (div_id) {
|
|
case WM8991_MCLK_DIV:
|
|
reg = snd_soc_read(codec, WM8991_CLOCKING_2) &
|
|
~WM8991_MCLK_DIV_MASK;
|
|
snd_soc_write(codec, WM8991_CLOCKING_2, reg | div);
|
|
break;
|
|
case WM8991_DACCLK_DIV:
|
|
reg = snd_soc_read(codec, WM8991_CLOCKING_2) &
|
|
~WM8991_DAC_CLKDIV_MASK;
|
|
snd_soc_write(codec, WM8991_CLOCKING_2, reg | div);
|
|
break;
|
|
case WM8991_ADCCLK_DIV:
|
|
reg = snd_soc_read(codec, WM8991_CLOCKING_2) &
|
|
~WM8991_ADC_CLKDIV_MASK;
|
|
snd_soc_write(codec, WM8991_CLOCKING_2, reg | div);
|
|
break;
|
|
case WM8991_BCLK_DIV:
|
|
reg = snd_soc_read(codec, WM8991_CLOCKING_1) &
|
|
~WM8991_BCLK_DIV_MASK;
|
|
snd_soc_write(codec, WM8991_CLOCKING_1, reg | div);
|
|
break;
|
|
default:
|
|
return -EINVAL;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
/*
|
|
* Set PCM DAI bit size and sample rate.
|
|
*/
|
|
static int wm8991_hw_params(struct snd_pcm_substream *substream,
|
|
struct snd_pcm_hw_params *params,
|
|
struct snd_soc_dai *dai)
|
|
{
|
|
struct snd_soc_codec *codec = dai->codec;
|
|
u16 audio1 = snd_soc_read(codec, WM8991_AUDIO_INTERFACE_1);
|
|
|
|
audio1 &= ~WM8991_AIF_WL_MASK;
|
|
/* bit size */
|
|
switch (params_width(params)) {
|
|
case 16:
|
|
break;
|
|
case 20:
|
|
audio1 |= WM8991_AIF_WL_20BITS;
|
|
break;
|
|
case 24:
|
|
audio1 |= WM8991_AIF_WL_24BITS;
|
|
break;
|
|
case 32:
|
|
audio1 |= WM8991_AIF_WL_32BITS;
|
|
break;
|
|
}
|
|
|
|
snd_soc_write(codec, WM8991_AUDIO_INTERFACE_1, audio1);
|
|
return 0;
|
|
}
|
|
|
|
static int wm8991_mute(struct snd_soc_dai *dai, int mute)
|
|
{
|
|
struct snd_soc_codec *codec = dai->codec;
|
|
u16 val;
|
|
|
|
val = snd_soc_read(codec, WM8991_DAC_CTRL) & ~WM8991_DAC_MUTE;
|
|
if (mute)
|
|
snd_soc_write(codec, WM8991_DAC_CTRL, val | WM8991_DAC_MUTE);
|
|
else
|
|
snd_soc_write(codec, WM8991_DAC_CTRL, val);
|
|
return 0;
|
|
}
|
|
|
|
static int wm8991_set_bias_level(struct snd_soc_codec *codec,
|
|
enum snd_soc_bias_level level)
|
|
{
|
|
struct wm8991_priv *wm8991 = snd_soc_codec_get_drvdata(codec);
|
|
u16 val;
|
|
|
|
switch (level) {
|
|
case SND_SOC_BIAS_ON:
|
|
break;
|
|
|
|
case SND_SOC_BIAS_PREPARE:
|
|
/* VMID=2*50k */
|
|
val = snd_soc_read(codec, WM8991_POWER_MANAGEMENT_1) &
|
|
~WM8991_VMID_MODE_MASK;
|
|
snd_soc_write(codec, WM8991_POWER_MANAGEMENT_1, val | 0x2);
|
|
break;
|
|
|
|
case SND_SOC_BIAS_STANDBY:
|
|
if (snd_soc_codec_get_bias_level(codec) == SND_SOC_BIAS_OFF) {
|
|
regcache_sync(wm8991->regmap);
|
|
/* Enable all output discharge bits */
|
|
snd_soc_write(codec, WM8991_ANTIPOP1, WM8991_DIS_LLINE |
|
|
WM8991_DIS_RLINE | WM8991_DIS_OUT3 |
|
|
WM8991_DIS_OUT4 | WM8991_DIS_LOUT |
|
|
WM8991_DIS_ROUT);
|
|
|
|
/* Enable POBCTRL, SOFT_ST, VMIDTOG and BUFDCOPEN */
|
|
snd_soc_write(codec, WM8991_ANTIPOP2, WM8991_SOFTST |
|
|
WM8991_BUFDCOPEN | WM8991_POBCTRL |
|
|
WM8991_VMIDTOG);
|
|
|
|
/* Delay to allow output caps to discharge */
|
|
msleep(300);
|
|
|
|
/* Disable VMIDTOG */
|
|
snd_soc_write(codec, WM8991_ANTIPOP2, WM8991_SOFTST |
|
|
WM8991_BUFDCOPEN | WM8991_POBCTRL);
|
|
|
|
/* disable all output discharge bits */
|
|
snd_soc_write(codec, WM8991_ANTIPOP1, 0);
|
|
|
|
/* Enable outputs */
|
|
snd_soc_write(codec, WM8991_POWER_MANAGEMENT_1, 0x1b00);
|
|
|
|
msleep(50);
|
|
|
|
/* Enable VMID at 2x50k */
|
|
snd_soc_write(codec, WM8991_POWER_MANAGEMENT_1, 0x1f02);
|
|
|
|
msleep(100);
|
|
|
|
/* Enable VREF */
|
|
snd_soc_write(codec, WM8991_POWER_MANAGEMENT_1, 0x1f03);
|
|
|
|
msleep(600);
|
|
|
|
/* Enable BUFIOEN */
|
|
snd_soc_write(codec, WM8991_ANTIPOP2, WM8991_SOFTST |
|
|
WM8991_BUFDCOPEN | WM8991_POBCTRL |
|
|
WM8991_BUFIOEN);
|
|
|
|
/* Disable outputs */
|
|
snd_soc_write(codec, WM8991_POWER_MANAGEMENT_1, 0x3);
|
|
|
|
/* disable POBCTRL, SOFT_ST and BUFDCOPEN */
|
|
snd_soc_write(codec, WM8991_ANTIPOP2, WM8991_BUFIOEN);
|
|
}
|
|
|
|
/* VMID=2*250k */
|
|
val = snd_soc_read(codec, WM8991_POWER_MANAGEMENT_1) &
|
|
~WM8991_VMID_MODE_MASK;
|
|
snd_soc_write(codec, WM8991_POWER_MANAGEMENT_1, val | 0x4);
|
|
break;
|
|
|
|
case SND_SOC_BIAS_OFF:
|
|
/* Enable POBCTRL and SOFT_ST */
|
|
snd_soc_write(codec, WM8991_ANTIPOP2, WM8991_SOFTST |
|
|
WM8991_POBCTRL | WM8991_BUFIOEN);
|
|
|
|
/* Enable POBCTRL, SOFT_ST and BUFDCOPEN */
|
|
snd_soc_write(codec, WM8991_ANTIPOP2, WM8991_SOFTST |
|
|
WM8991_BUFDCOPEN | WM8991_POBCTRL |
|
|
WM8991_BUFIOEN);
|
|
|
|
/* mute DAC */
|
|
val = snd_soc_read(codec, WM8991_DAC_CTRL);
|
|
snd_soc_write(codec, WM8991_DAC_CTRL, val | WM8991_DAC_MUTE);
|
|
|
|
/* Enable any disabled outputs */
|
|
snd_soc_write(codec, WM8991_POWER_MANAGEMENT_1, 0x1f03);
|
|
|
|
/* Disable VMID */
|
|
snd_soc_write(codec, WM8991_POWER_MANAGEMENT_1, 0x1f01);
|
|
|
|
msleep(300);
|
|
|
|
/* Enable all output discharge bits */
|
|
snd_soc_write(codec, WM8991_ANTIPOP1, WM8991_DIS_LLINE |
|
|
WM8991_DIS_RLINE | WM8991_DIS_OUT3 |
|
|
WM8991_DIS_OUT4 | WM8991_DIS_LOUT |
|
|
WM8991_DIS_ROUT);
|
|
|
|
/* Disable VREF */
|
|
snd_soc_write(codec, WM8991_POWER_MANAGEMENT_1, 0x0);
|
|
|
|
/* disable POBCTRL, SOFT_ST and BUFDCOPEN */
|
|
snd_soc_write(codec, WM8991_ANTIPOP2, 0x0);
|
|
regcache_mark_dirty(wm8991->regmap);
|
|
break;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
#define WM8991_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE |\
|
|
SNDRV_PCM_FMTBIT_S24_LE)
|
|
|
|
static const struct snd_soc_dai_ops wm8991_ops = {
|
|
.hw_params = wm8991_hw_params,
|
|
.digital_mute = wm8991_mute,
|
|
.set_fmt = wm8991_set_dai_fmt,
|
|
.set_clkdiv = wm8991_set_dai_clkdiv,
|
|
.set_pll = wm8991_set_dai_pll
|
|
};
|
|
|
|
/*
|
|
* The WM8991 supports 2 different and mutually exclusive DAI
|
|
* configurations.
|
|
*
|
|
* 1. ADC/DAC on Primary Interface
|
|
* 2. ADC on Primary Interface/DAC on secondary
|
|
*/
|
|
static struct snd_soc_dai_driver wm8991_dai = {
|
|
/* ADC/DAC on primary */
|
|
.name = "wm8991",
|
|
.id = 1,
|
|
.playback = {
|
|
.stream_name = "Playback",
|
|
.channels_min = 1,
|
|
.channels_max = 2,
|
|
.rates = SNDRV_PCM_RATE_8000_96000,
|
|
.formats = WM8991_FORMATS
|
|
},
|
|
.capture = {
|
|
.stream_name = "Capture",
|
|
.channels_min = 1,
|
|
.channels_max = 2,
|
|
.rates = SNDRV_PCM_RATE_8000_96000,
|
|
.formats = WM8991_FORMATS
|
|
},
|
|
.ops = &wm8991_ops
|
|
};
|
|
|
|
static const struct snd_soc_codec_driver soc_codec_dev_wm8991 = {
|
|
.set_bias_level = wm8991_set_bias_level,
|
|
.suspend_bias_off = true,
|
|
|
|
.component_driver = {
|
|
.controls = wm8991_snd_controls,
|
|
.num_controls = ARRAY_SIZE(wm8991_snd_controls),
|
|
.dapm_widgets = wm8991_dapm_widgets,
|
|
.num_dapm_widgets = ARRAY_SIZE(wm8991_dapm_widgets),
|
|
.dapm_routes = wm8991_dapm_routes,
|
|
.num_dapm_routes = ARRAY_SIZE(wm8991_dapm_routes),
|
|
},
|
|
};
|
|
|
|
static const struct regmap_config wm8991_regmap = {
|
|
.reg_bits = 8,
|
|
.val_bits = 16,
|
|
|
|
.max_register = WM8991_PLL3,
|
|
.volatile_reg = wm8991_volatile,
|
|
.reg_defaults = wm8991_reg_defaults,
|
|
.num_reg_defaults = ARRAY_SIZE(wm8991_reg_defaults),
|
|
.cache_type = REGCACHE_RBTREE,
|
|
};
|
|
|
|
static int wm8991_i2c_probe(struct i2c_client *i2c,
|
|
const struct i2c_device_id *id)
|
|
{
|
|
struct wm8991_priv *wm8991;
|
|
unsigned int val;
|
|
int ret;
|
|
|
|
wm8991 = devm_kzalloc(&i2c->dev, sizeof(*wm8991), GFP_KERNEL);
|
|
if (!wm8991)
|
|
return -ENOMEM;
|
|
|
|
wm8991->regmap = devm_regmap_init_i2c(i2c, &wm8991_regmap);
|
|
if (IS_ERR(wm8991->regmap))
|
|
return PTR_ERR(wm8991->regmap);
|
|
|
|
i2c_set_clientdata(i2c, wm8991);
|
|
|
|
ret = regmap_read(wm8991->regmap, WM8991_RESET, &val);
|
|
if (ret != 0) {
|
|
dev_err(&i2c->dev, "Failed to read device ID: %d\n", ret);
|
|
return ret;
|
|
}
|
|
if (val != 0x8991) {
|
|
dev_err(&i2c->dev, "Device with ID %x is not a WM8991\n", val);
|
|
return -EINVAL;
|
|
}
|
|
|
|
ret = regmap_write(wm8991->regmap, WM8991_RESET, 0);
|
|
if (ret < 0) {
|
|
dev_err(&i2c->dev, "Failed to issue reset: %d\n", ret);
|
|
return ret;
|
|
}
|
|
|
|
regmap_update_bits(wm8991->regmap, WM8991_AUDIO_INTERFACE_4,
|
|
WM8991_ALRCGPIO1, WM8991_ALRCGPIO1);
|
|
|
|
regmap_update_bits(wm8991->regmap, WM8991_GPIO1_GPIO2,
|
|
WM8991_GPIO1_SEL_MASK, 1);
|
|
|
|
regmap_update_bits(wm8991->regmap, WM8991_POWER_MANAGEMENT_1,
|
|
WM8991_VREF_ENA | WM8991_VMID_MODE_MASK,
|
|
WM8991_VREF_ENA | WM8991_VMID_MODE_MASK);
|
|
|
|
regmap_update_bits(wm8991->regmap, WM8991_POWER_MANAGEMENT_2,
|
|
WM8991_OPCLK_ENA, WM8991_OPCLK_ENA);
|
|
|
|
regmap_write(wm8991->regmap, WM8991_DAC_CTRL, 0);
|
|
regmap_write(wm8991->regmap, WM8991_LEFT_OUTPUT_VOLUME,
|
|
0x50 | (1<<8));
|
|
regmap_write(wm8991->regmap, WM8991_RIGHT_OUTPUT_VOLUME,
|
|
0x50 | (1<<8));
|
|
|
|
ret = snd_soc_register_codec(&i2c->dev,
|
|
&soc_codec_dev_wm8991, &wm8991_dai, 1);
|
|
|
|
return ret;
|
|
}
|
|
|
|
static int wm8991_i2c_remove(struct i2c_client *client)
|
|
{
|
|
snd_soc_unregister_codec(&client->dev);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static const struct i2c_device_id wm8991_i2c_id[] = {
|
|
{ "wm8991", 0 },
|
|
{ }
|
|
};
|
|
MODULE_DEVICE_TABLE(i2c, wm8991_i2c_id);
|
|
|
|
static struct i2c_driver wm8991_i2c_driver = {
|
|
.driver = {
|
|
.name = "wm8991",
|
|
},
|
|
.probe = wm8991_i2c_probe,
|
|
.remove = wm8991_i2c_remove,
|
|
.id_table = wm8991_i2c_id,
|
|
};
|
|
|
|
module_i2c_driver(wm8991_i2c_driver);
|
|
|
|
MODULE_DESCRIPTION("ASoC WM8991 driver");
|
|
MODULE_AUTHOR("Graeme Gregory");
|
|
MODULE_LICENSE("GPL");
|