--- /dev/null
+/*
+ * wm8903.c -- WM8903 ALSA SoC Audio driver
+ *
+ * Copyright 2008 Wolfson Microelectronics
+ *
+ * Author: Mark Brown <broonie@opensource.wolfsonmicro.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * TODO:
+ * - TDM mode configuration.
+ * - Mic detect.
+ * - Digital microphone support.
+ * - Interrupt support (mic detect and sequencer).
+ */
+
+#include <linux/module.h>
+#include <linux/moduleparam.h>
+#include <linux/init.h>
+#include <linux/delay.h>
+#include <linux/pm.h>
+#include <linux/i2c.h>
+#include <linux/platform_device.h>
+#include <sound/core.h>
+#include <sound/pcm.h>
+#include <sound/pcm_params.h>
+#include <sound/tlv.h>
+#include <sound/soc.h>
+#include <sound/soc-dapm.h>
+#include <sound/initval.h>
+
+#include "wm8903.h"
+
+struct wm8903_priv {
+ int sysclk;
+
+ /* Reference counts */
+ int charge_pump_users;
+ int class_w_users;
+ int playback_active;
+ int capture_active;
+
+ struct snd_pcm_substream *master_substream;
+ struct snd_pcm_substream *slave_substream;
+};
+
+/* Register defaults at reset */
+static u16 wm8903_reg_defaults[] = {
+ 0x8903, /* R0 - SW Reset and ID */
+ 0x0000, /* R1 - Revision Number */
+ 0x0000, /* R2 */
+ 0x0000, /* R3 */
+ 0x0018, /* R4 - Bias Control 0 */
+ 0x0000, /* R5 - VMID Control 0 */
+ 0x0000, /* R6 - Mic Bias Control 0 */
+ 0x0000, /* R7 */
+ 0x0001, /* R8 - Analogue DAC 0 */
+ 0x0000, /* R9 */
+ 0x0001, /* R10 - Analogue ADC 0 */
+ 0x0000, /* R11 */
+ 0x0000, /* R12 - Power Management 0 */
+ 0x0000, /* R13 - Power Management 1 */
+ 0x0000, /* R14 - Power Management 2 */
+ 0x0000, /* R15 - Power Management 3 */
+ 0x0000, /* R16 - Power Management 4 */
+ 0x0000, /* R17 - Power Management 5 */
+ 0x0000, /* R18 - Power Management 6 */
+ 0x0000, /* R19 */
+ 0x0400, /* R20 - Clock Rates 0 */
+ 0x0D07, /* R21 - Clock Rates 1 */
+ 0x0000, /* R22 - Clock Rates 2 */
+ 0x0000, /* R23 */
+ 0x0050, /* R24 - Audio Interface 0 */
+ 0x0242, /* R25 - Audio Interface 1 */
+ 0x0008, /* R26 - Audio Interface 2 */
+ 0x0022, /* R27 - Audio Interface 3 */
+ 0x0000, /* R28 */
+ 0x0000, /* R29 */
+ 0x00C0, /* R30 - DAC Digital Volume Left */
+ 0x00C0, /* R31 - DAC Digital Volume Right */
+ 0x0000, /* R32 - DAC Digital 0 */
+ 0x0000, /* R33 - DAC Digital 1 */
+ 0x0000, /* R34 */
+ 0x0000, /* R35 */
+ 0x00C0, /* R36 - ADC Digital Volume Left */
+ 0x00C0, /* R37 - ADC Digital Volume Right */
+ 0x0000, /* R38 - ADC Digital 0 */
+ 0x0073, /* R39 - Digital Microphone 0 */
+ 0x09BF, /* R40 - DRC 0 */
+ 0x3241, /* R41 - DRC 1 */
+ 0x0020, /* R42 - DRC 2 */
+ 0x0000, /* R43 - DRC 3 */
+ 0x0085, /* R44 - Analogue Left Input 0 */
+ 0x0085, /* R45 - Analogue Right Input 0 */
+ 0x0044, /* R46 - Analogue Left Input 1 */
+ 0x0044, /* R47 - Analogue Right Input 1 */
+ 0x0000, /* R48 */
+ 0x0000, /* R49 */
+ 0x0008, /* R50 - Analogue Left Mix 0 */
+ 0x0004, /* R51 - Analogue Right Mix 0 */
+ 0x0000, /* R52 - Analogue Spk Mix Left 0 */
+ 0x0000, /* R53 - Analogue Spk Mix Left 1 */
+ 0x0000, /* R54 - Analogue Spk Mix Right 0 */
+ 0x0000, /* R55 - Analogue Spk Mix Right 1 */
+ 0x0000, /* R56 */
+ 0x002D, /* R57 - Analogue OUT1 Left */
+ 0x002D, /* R58 - Analogue OUT1 Right */
+ 0x0039, /* R59 - Analogue OUT2 Left */
+ 0x0039, /* R60 - Analogue OUT2 Right */
+ 0x0100, /* R61 */
+ 0x0139, /* R62 - Analogue OUT3 Left */
+ 0x0139, /* R63 - Analogue OUT3 Right */
+ 0x0000, /* R64 */
+ 0x0000, /* R65 - Analogue SPK Output Control 0 */
+ 0x0000, /* R66 */
+ 0x0010, /* R67 - DC Servo 0 */
+ 0x0100, /* R68 */
+ 0x00A4, /* R69 - DC Servo 2 */
+ 0x0807, /* R70 */
+ 0x0000, /* R71 */
+ 0x0000, /* R72 */
+ 0x0000, /* R73 */
+ 0x0000, /* R74 */
+ 0x0000, /* R75 */
+ 0x0000, /* R76 */
+ 0x0000, /* R77 */
+ 0x0000, /* R78 */
+ 0x000E, /* R79 */
+ 0x0000, /* R80 */
+ 0x0000, /* R81 */
+ 0x0000, /* R82 */
+ 0x0000, /* R83 */
+ 0x0000, /* R84 */
+ 0x0000, /* R85 */
+ 0x0000, /* R86 */
+ 0x0006, /* R87 */
+ 0x0000, /* R88 */
+ 0x0000, /* R89 */
+ 0x0000, /* R90 - Analogue HP 0 */
+ 0x0060, /* R91 */
+ 0x0000, /* R92 */
+ 0x0000, /* R93 */
+ 0x0000, /* R94 - Analogue Lineout 0 */
+ 0x0060, /* R95 */
+ 0x0000, /* R96 */
+ 0x0000, /* R97 */
+ 0x0000, /* R98 - Charge Pump 0 */
+ 0x1F25, /* R99 */
+ 0x2B19, /* R100 */
+ 0x01C0, /* R101 */
+ 0x01EF, /* R102 */
+ 0x2B00, /* R103 */
+ 0x0000, /* R104 - Class W 0 */
+ 0x01C0, /* R105 */
+ 0x1C10, /* R106 */
+ 0x0000, /* R107 */
+ 0x0000, /* R108 - Write Sequencer 0 */
+ 0x0000, /* R109 - Write Sequencer 1 */
+ 0x0000, /* R110 - Write Sequencer 2 */
+ 0x0000, /* R111 - Write Sequencer 3 */
+ 0x0000, /* R112 - Write Sequencer 4 */
+ 0x0000, /* R113 */
+ 0x0000, /* R114 - Control Interface */
+ 0x0000, /* R115 */
+ 0x00A8, /* R116 - GPIO Control 1 */
+ 0x00A8, /* R117 - GPIO Control 2 */
+ 0x00A8, /* R118 - GPIO Control 3 */
+ 0x0220, /* R119 - GPIO Control 4 */
+ 0x01A0, /* R120 - GPIO Control 5 */
+ 0x0000, /* R121 - Interrupt Status 1 */
+ 0xFFFF, /* R122 - Interrupt Status 1 Mask */
+ 0x0000, /* R123 - Interrupt Polarity 1 */
+ 0x0000, /* R124 */
+ 0x0003, /* R125 */
+ 0x0000, /* R126 - Interrupt Control */
+ 0x0000, /* R127 */
+ 0x0005, /* R128 */
+ 0x0000, /* R129 - Control Interface Test 1 */
+ 0x0000, /* R130 */
+ 0x0000, /* R131 */
+ 0x0000, /* R132 */
+ 0x0000, /* R133 */
+ 0x0000, /* R134 */
+ 0x03FF, /* R135 */
+ 0x0007, /* R136 */
+ 0x0040, /* R137 */
+ 0x0000, /* R138 */
+ 0x0000, /* R139 */
+ 0x0000, /* R140 */
+ 0x0000, /* R141 */
+ 0x0000, /* R142 */
+ 0x0000, /* R143 */
+ 0x0000, /* R144 */
+ 0x0000, /* R145 */
+ 0x0000, /* R146 */
+ 0x0000, /* R147 */
+ 0x4000, /* R148 */
+ 0x6810, /* R149 - Charge Pump Test 1 */
+ 0x0004, /* R150 */
+ 0x0000, /* R151 */
+ 0x0000, /* R152 */
+ 0x0000, /* R153 */
+ 0x0000, /* R154 */
+ 0x0000, /* R155 */
+ 0x0000, /* R156 */
+ 0x0000, /* R157 */
+ 0x0000, /* R158 */
+ 0x0000, /* R159 */
+ 0x0000, /* R160 */
+ 0x0000, /* R161 */
+ 0x0000, /* R162 */
+ 0x0000, /* R163 */
+ 0x0028, /* R164 - Clock Rate Test 4 */
+ 0x0004, /* R165 */
+ 0x0000, /* R166 */
+ 0x0060, /* R167 */
+ 0x0000, /* R168 */
+ 0x0000, /* R169 */
+ 0x0000, /* R170 */
+ 0x0000, /* R171 */
+ 0x0000, /* R172 - Analogue Output Bias 0 */
+};
+
+static unsigned int wm8903_read_reg_cache(struct snd_soc_codec *codec,
+ unsigned int reg)
+{
+ u16 *cache = codec->reg_cache;
+
+ BUG_ON(reg >= ARRAY_SIZE(wm8903_reg_defaults));
+
+ return cache[reg];
+}
+
+static unsigned int wm8903_hw_read(struct snd_soc_codec *codec, u8 reg)
+{
+ struct i2c_msg xfer[2];
+ u16 data;
+ int ret;
+ struct i2c_client *client = codec->control_data;
+
+ /* Write register */
+ xfer[0].addr = client->addr;
+ xfer[0].flags = 0;
+ xfer[0].len = 1;
+ xfer[0].buf = ®
+
+ /* Read data */
+ xfer[1].addr = client->addr;
+ xfer[1].flags = I2C_M_RD;
+ xfer[1].len = 2;
+ xfer[1].buf = (u8 *)&data;
+
+ ret = i2c_transfer(client->adapter, xfer, 2);
+ if (ret != 2) {
+ pr_err("i2c_transfer returned %d\n", ret);
+ return 0;
+ }
+
+ return (data >> 8) | ((data & 0xff) << 8);
+}
+
+static unsigned int wm8903_read(struct snd_soc_codec *codec,
+ unsigned int reg)
+{
+ switch (reg) {
+ case WM8903_SW_RESET_AND_ID:
+ case WM8903_REVISION_NUMBER:
+ case WM8903_INTERRUPT_STATUS_1:
+ case WM8903_WRITE_SEQUENCER_4:
+ return wm8903_hw_read(codec, reg);
+
+ default:
+ return wm8903_read_reg_cache(codec, reg);
+ }
+}
+
+static void wm8903_write_reg_cache(struct snd_soc_codec *codec,
+ u16 reg, unsigned int value)
+{
+ u16 *cache = codec->reg_cache;
+
+ BUG_ON(reg >= ARRAY_SIZE(wm8903_reg_defaults));
+
+ switch (reg) {
+ case WM8903_SW_RESET_AND_ID:
+ case WM8903_REVISION_NUMBER:
+ break;
+
+ default:
+ cache[reg] = value;
+ break;
+ }
+}
+
+static int wm8903_write(struct snd_soc_codec *codec, unsigned int reg,
+ unsigned int value)
+{
+ u8 data[3];
+
+ wm8903_write_reg_cache(codec, reg, value);
+
+ /* Data format is 1 byte of address followed by 2 bytes of data */
+ data[0] = reg;
+ data[1] = (value >> 8) & 0xff;
+ data[2] = value & 0xff;
+
+ if (codec->hw_write(codec->control_data, data, 3) == 2)
+ return 0;
+ else
+ return -EIO;
+}
+
+static int wm8903_run_sequence(struct snd_soc_codec *codec, unsigned int start)
+{
+ u16 reg[5];
+ struct i2c_client *i2c = codec->control_data;
+
+ BUG_ON(start > 48);
+
+ /* Enable the sequencer */
+ reg[0] = wm8903_read(codec, WM8903_WRITE_SEQUENCER_0);
+ reg[0] |= WM8903_WSEQ_ENA;
+ wm8903_write(codec, WM8903_WRITE_SEQUENCER_0, reg[0]);
+
+ dev_dbg(&i2c->dev, "Starting sequence at %d\n", start);
+
+ wm8903_write(codec, WM8903_WRITE_SEQUENCER_3,
+ start | WM8903_WSEQ_START);
+
+ /* Wait for it to complete. If we have the interrupt wired up then
+ * we could block waiting for an interrupt, though polling may still
+ * be desirable for diagnostic purposes.
+ */
+ do {
+ msleep(10);
+
+ reg[4] = wm8903_read(codec, WM8903_WRITE_SEQUENCER_4);
+ } while (reg[4] & WM8903_WSEQ_BUSY);
+
+ dev_dbg(&i2c->dev, "Sequence complete\n");
+
+ /* Disable the sequencer again */
+ wm8903_write(codec, WM8903_WRITE_SEQUENCER_0,
+ reg[0] & ~WM8903_WSEQ_ENA);
+
+ return 0;
+}
+
+static void wm8903_sync_reg_cache(struct snd_soc_codec *codec, u16 *cache)
+{
+ int i;
+
+ /* There really ought to be something better we can do here :/ */
+ for (i = 0; i < ARRAY_SIZE(wm8903_reg_defaults); i++)
+ cache[i] = wm8903_hw_read(codec, i);
+}
+
+static void wm8903_reset(struct snd_soc_codec *codec)
+{
+ wm8903_write(codec, WM8903_SW_RESET_AND_ID, 0);
+}
+
+#define WM8903_OUTPUT_SHORT 0x8
+#define WM8903_OUTPUT_OUT 0x4
+#define WM8903_OUTPUT_INT 0x2
+#define WM8903_OUTPUT_IN 0x1
+
+/*
+ * Event for headphone and line out amplifier power changes. Special
+ * power up/down sequences are required in order to maximise pop/click
+ * performance.
+ */
+static int wm8903_output_event(struct snd_soc_dapm_widget *w,
+ struct snd_kcontrol *kcontrol, int event)
+{
+ struct snd_soc_codec *codec = w->codec;
+ struct wm8903_priv *wm8903 = codec->private_data;
+ struct i2c_client *i2c = codec->control_data;
+ u16 val;
+ u16 reg;
+ int shift;
+ u16 cp_reg = wm8903_read(codec, WM8903_CHARGE_PUMP_0);
+
+ switch (w->reg) {
+ case WM8903_POWER_MANAGEMENT_2:
+ reg = WM8903_ANALOGUE_HP_0;
+ break;
+ case WM8903_POWER_MANAGEMENT_3:
+ reg = WM8903_ANALOGUE_LINEOUT_0;
+ break;
+ default:
+ BUG();
+ }
+
+ switch (w->shift) {
+ case 0:
+ shift = 0;
+ break;
+ case 1:
+ shift = 4;
+ break;
+ default:
+ BUG();
+ }
+
+ if (event & SND_SOC_DAPM_PRE_PMU) {
+ val = wm8903_read(codec, reg);
+
+ /* Short the output */
+ val &= ~(WM8903_OUTPUT_SHORT << shift);
+ wm8903_write(codec, reg, val);
+
+ wm8903->charge_pump_users++;
+
+ dev_dbg(&i2c->dev, "Charge pump use count now %d\n",
+ wm8903->charge_pump_users);
+
+ if (wm8903->charge_pump_users == 1) {
+ dev_dbg(&i2c->dev, "Enabling charge pump\n");
+ wm8903_write(codec, WM8903_CHARGE_PUMP_0,
+ cp_reg | WM8903_CP_ENA);
+ mdelay(4);
+ }
+ }
+
+ if (event & SND_SOC_DAPM_POST_PMU) {
+ val = wm8903_read(codec, reg);
+
+ val |= (WM8903_OUTPUT_IN << shift);
+ wm8903_write(codec, reg, val);
+
+ val |= (WM8903_OUTPUT_INT << shift);
+ wm8903_write(codec, reg, val);
+
+ /* Turn on the output ENA_OUTP */
+ val |= (WM8903_OUTPUT_OUT << shift);
+ wm8903_write(codec, reg, val);
+
+ /* Remove the short */
+ val |= (WM8903_OUTPUT_SHORT << shift);
+ wm8903_write(codec, reg, val);
+ }
+
+ if (event & SND_SOC_DAPM_PRE_PMD) {
+ val = wm8903_read(codec, reg);
+
+ /* Short the output */
+ val &= ~(WM8903_OUTPUT_SHORT << shift);
+ wm8903_write(codec, reg, val);
+
+ /* Then disable the intermediate and output stages */
+ val &= ~((WM8903_OUTPUT_OUT | WM8903_OUTPUT_INT |
+ WM8903_OUTPUT_IN) << shift);
+ wm8903_write(codec, reg, val);
+ }
+
+ if (event & SND_SOC_DAPM_POST_PMD) {
+ wm8903->charge_pump_users--;
+
+ dev_dbg(&i2c->dev, "Charge pump use count now %d\n",
+ wm8903->charge_pump_users);
+
+ if (wm8903->charge_pump_users == 0) {
+ dev_dbg(&i2c->dev, "Disabling charge pump\n");
+ wm8903_write(codec, WM8903_CHARGE_PUMP_0,
+ cp_reg & ~WM8903_CP_ENA);
+ }
+ }
+
+ return 0;
+}
+
+/*
+ * When used with DAC outputs only the WM8903 charge pump supports
+ * operation in class W mode, providing very low power consumption
+ * when used with digital sources. Enable and disable this mode
+ * automatically depending on the mixer configuration.
+ *
+ * All the relevant controls are simple switches.
+ */
+static int wm8903_class_w_put(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_dapm_widget *widget = snd_kcontrol_chip(kcontrol);
+ struct snd_soc_codec *codec = widget->codec;
+ struct wm8903_priv *wm8903 = codec->private_data;
+ struct i2c_client *i2c = codec->control_data;
+ u16 reg;
+ int ret;
+
+ reg = wm8903_read(codec, WM8903_CLASS_W_0);
+
+ /* Turn it off if we're about to enable bypass */
+ if (ucontrol->value.integer.value[0]) {
+ if (wm8903->class_w_users == 0) {
+ dev_dbg(&i2c->dev, "Disabling Class W\n");
+ wm8903_write(codec, WM8903_CLASS_W_0, reg &
+ ~(WM8903_CP_DYN_FREQ | WM8903_CP_DYN_V));
+ }
+ wm8903->class_w_users++;
+ }
+
+ /* Implement the change */
+ ret = snd_soc_dapm_put_volsw(kcontrol, ucontrol);
+
+ /* If we've just disabled the last bypass path turn Class W on */
+ if (!ucontrol->value.integer.value[0]) {
+ if (wm8903->class_w_users == 1) {
+ dev_dbg(&i2c->dev, "Enabling Class W\n");
+ wm8903_write(codec, WM8903_CLASS_W_0, reg |
+ WM8903_CP_DYN_FREQ | WM8903_CP_DYN_V);
+ }
+ wm8903->class_w_users--;
+ }
+
+ dev_dbg(&i2c->dev, "Bypass use count now %d\n",
+ wm8903->class_w_users);
+
+ return ret;
+}
+
+#define SOC_DAPM_SINGLE_W(xname, reg, shift, max, invert) \
+{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
+ .info = snd_soc_info_volsw, \
+ .get = snd_soc_dapm_get_volsw, .put = wm8903_class_w_put, \
+ .private_value = SOC_SINGLE_VALUE(reg, shift, max, invert) }
+
+
+/* ALSA can only do steps of .01dB */
+static const DECLARE_TLV_DB_SCALE(digital_tlv, -7200, 75, 1);
+
+static const DECLARE_TLV_DB_SCALE(out_tlv, -5700, 100, 0);
+
+static const DECLARE_TLV_DB_SCALE(drc_tlv_thresh, 0, 75, 0);
+static const DECLARE_TLV_DB_SCALE(drc_tlv_amp, -2250, 75, 0);
+static const DECLARE_TLV_DB_SCALE(drc_tlv_min, 0, 600, 0);
+static const DECLARE_TLV_DB_SCALE(drc_tlv_max, 1200, 600, 0);
+static const DECLARE_TLV_DB_SCALE(drc_tlv_startup, -300, 50, 0);
+
+static const char *drc_slope_text[] = {
+ "1", "1/2", "1/4", "1/8", "1/16", "0"
+};
+
+static const struct soc_enum drc_slope_r0 =
+ SOC_ENUM_SINGLE(WM8903_DRC_2, 3, 6, drc_slope_text);
+
+static const struct soc_enum drc_slope_r1 =
+ SOC_ENUM_SINGLE(WM8903_DRC_2, 0, 6, drc_slope_text);
+
+static const char *drc_attack_text[] = {
+ "instantaneous",
+ "363us", "762us", "1.45ms", "2.9ms", "5.8ms", "11.6ms", "23.2ms",
+ "46.4ms", "92.8ms", "185.6ms"
+};
+
+static const struct soc_enum drc_attack =
+ SOC_ENUM_SINGLE(WM8903_DRC_1, 12, 11, drc_attack_text);
+
+static const char *drc_decay_text[] = {
+ "186ms", "372ms", "743ms", "1.49s", "2.97s", "5.94s", "11.89s",
+ "23.87s", "47.56s"
+};
+
+static const struct soc_enum drc_decay =
+ SOC_ENUM_SINGLE(WM8903_DRC_1, 8, 9, drc_decay_text);
+
+static const char *drc_ff_delay_text[] = {
+ "5 samples", "9 samples"
+};
+
+static const struct soc_enum drc_ff_delay =
+ SOC_ENUM_SINGLE(WM8903_DRC_0, 5, 2, drc_ff_delay_text);
+
+static const char *drc_qr_decay_text[] = {
+ "0.725ms", "1.45ms", "5.8ms"
+};
+
+static const struct soc_enum drc_qr_decay =
+ SOC_ENUM_SINGLE(WM8903_DRC_1, 4, 3, drc_qr_decay_text);
+
+static const char *drc_smoothing_text[] = {
+ "Low", "Medium", "High"
+};
+
+static const struct soc_enum drc_smoothing =
+ SOC_ENUM_SINGLE(WM8903_DRC_0, 11, 3, drc_smoothing_text);
+
+static const char *soft_mute_text[] = {
+ "Fast (fs/2)", "Slow (fs/32)"
+};
+
+static const struct soc_enum soft_mute =
+ SOC_ENUM_SINGLE(WM8903_DAC_DIGITAL_1, 10, 2, soft_mute_text);
+
+static const char *mute_mode_text[] = {
+ "Hard", "Soft"
+};
+
+static const struct soc_enum mute_mode =
+ SOC_ENUM_SINGLE(WM8903_DAC_DIGITAL_1, 9, 2, mute_mode_text);
+
+static const char *dac_deemphasis_text[] = {
+ "Disabled", "32kHz", "44.1kHz", "48kHz"
+};
+
+static const struct soc_enum dac_deemphasis =
+ SOC_ENUM_SINGLE(WM8903_DAC_DIGITAL_1, 1, 4, dac_deemphasis_text);
+
+static const char *companding_text[] = {
+ "ulaw", "alaw"
+};
+
+static const struct soc_enum dac_companding =
+ SOC_ENUM_SINGLE(WM8903_AUDIO_INTERFACE_0, 0, 2, companding_text);
+
+static const struct soc_enum adc_companding =
+ SOC_ENUM_SINGLE(WM8903_AUDIO_INTERFACE_0, 2, 2, companding_text);
+
+static const char *input_mode_text[] = {
+ "Single-Ended", "Differential Line", "Differential Mic"
+};
+
+static const struct soc_enum linput_mode_enum =
+ SOC_ENUM_SINGLE(WM8903_ANALOGUE_LEFT_INPUT_1, 0, 3, input_mode_text);
+
+static const struct soc_enum rinput_mode_enum =
+ SOC_ENUM_SINGLE(WM8903_ANALOGUE_RIGHT_INPUT_1, 0, 3, input_mode_text);
+
+static const char *linput_mux_text[] = {
+ "IN1L", "IN2L", "IN3L"
+};
+
+static const struct soc_enum linput_enum =
+ SOC_ENUM_SINGLE(WM8903_ANALOGUE_LEFT_INPUT_1, 2, 3, linput_mux_text);
+
+static const struct soc_enum linput_inv_enum =
+ SOC_ENUM_SINGLE(WM8903_ANALOGUE_LEFT_INPUT_1, 4, 3, linput_mux_text);
+
+static const char *rinput_mux_text[] = {
+ "IN1R", "IN2R", "IN3R"
+};
+
+static const struct soc_enum rinput_enum =
+ SOC_ENUM_SINGLE(WM8903_ANALOGUE_RIGHT_INPUT_1, 2, 3, rinput_mux_text);
+
+static const struct soc_enum rinput_inv_enum =
+ SOC_ENUM_SINGLE(WM8903_ANALOGUE_RIGHT_INPUT_1, 4, 3, rinput_mux_text);
+
+
+static const struct snd_kcontrol_new wm8903_snd_controls[] = {
+
+/* Input PGAs - No TLV since the scale depends on PGA mode */
+SOC_SINGLE("Left Input PGA Switch", WM8903_ANALOGUE_LEFT_INPUT_0,
+ 7, 1, 0),
+SOC_SINGLE("Left Input PGA Volume", WM8903_ANALOGUE_LEFT_INPUT_0,
+ 0, 31, 0),
+SOC_SINGLE("Left Input PGA Common Mode Switch", WM8903_ANALOGUE_LEFT_INPUT_1,
+ 6, 1, 0),
+
+SOC_SINGLE("Right Input PGA Switch", WM8903_ANALOGUE_RIGHT_INPUT_0,
+ 7, 1, 0),
+SOC_SINGLE("Right Input PGA Volume", WM8903_ANALOGUE_RIGHT_INPUT_0,
+ 0, 31, 0),
+SOC_SINGLE("Right Input PGA Common Mode Switch", WM8903_ANALOGUE_RIGHT_INPUT_1,
+ 6, 1, 0),
+
+/* ADCs */
+SOC_SINGLE("DRC Switch", WM8903_DRC_0, 15, 1, 0),
+SOC_ENUM("DRC Compressor Slope R0", drc_slope_r0),
+SOC_ENUM("DRC Compressor Slope R1", drc_slope_r1),
+SOC_SINGLE_TLV("DRC Compressor Threashold Volume", WM8903_DRC_3, 5, 124, 1,
+ drc_tlv_thresh),
+SOC_SINGLE_TLV("DRC Volume", WM8903_DRC_3, 0, 30, 1, drc_tlv_amp),
+SOC_SINGLE_TLV("DRC Minimum Gain Volume", WM8903_DRC_1, 2, 3, 1, drc_tlv_min),
+SOC_SINGLE_TLV("DRC Maximum Gain Volume", WM8903_DRC_1, 0, 3, 0, drc_tlv_max),
+SOC_ENUM("DRC Attack Rate", drc_attack),
+SOC_ENUM("DRC Decay Rate", drc_decay),
+SOC_ENUM("DRC FF Delay", drc_ff_delay),
+SOC_SINGLE("DRC Anticlip Switch", WM8903_DRC_0, 1, 1, 0),
+SOC_SINGLE("DRC QR Switch", WM8903_DRC_0, 2, 1, 0),
+SOC_SINGLE_TLV("DRC QR Threashold Volume", WM8903_DRC_0, 6, 3, 0, drc_tlv_max),
+SOC_ENUM("DRC QR Decay Rate", drc_qr_decay),
+SOC_SINGLE("DRC Smoothing Switch", WM8903_DRC_0, 3, 1, 0),
+SOC_SINGLE("DRC Smoothing Hysteresis Switch", WM8903_DRC_0, 0, 1, 0),
+SOC_ENUM("DRC Smoothing Threashold", drc_smoothing),
+SOC_SINGLE_TLV("DRC Startup Volume", WM8903_DRC_0, 6, 18, 0, drc_tlv_startup),
+
+SOC_DOUBLE_R_TLV("Digital Capture Volume", WM8903_ADC_DIGITAL_VOLUME_LEFT,
+ WM8903_ADC_DIGITAL_VOLUME_RIGHT, 1, 96, 0, digital_tlv),
+SOC_ENUM("ADC Companding Mode", adc_companding),
+SOC_SINGLE("ADC Companding Switch", WM8903_AUDIO_INTERFACE_0, 3, 1, 0),
+
+/* DAC */
+SOC_DOUBLE_R_TLV("Digital Playback Volume", WM8903_DAC_DIGITAL_VOLUME_LEFT,
+ WM8903_DAC_DIGITAL_VOLUME_RIGHT, 1, 120, 0, digital_tlv),
+SOC_ENUM("DAC Soft Mute Rate", soft_mute),
+SOC_ENUM("DAC Mute Mode", mute_mode),
+SOC_SINGLE("DAC Mono Switch", WM8903_DAC_DIGITAL_1, 12, 1, 0),
+SOC_ENUM("DAC De-emphasis", dac_deemphasis),
+SOC_SINGLE("DAC Sloping Stopband Filter Switch",
+ WM8903_DAC_DIGITAL_1, 11, 1, 0),
+SOC_ENUM("DAC Companding Mode", dac_companding),
+SOC_SINGLE("DAC Companding Switch", WM8903_AUDIO_INTERFACE_0, 1, 1, 0),
+
+/* Headphones */
+SOC_DOUBLE_R("Headphone Switch",
+ WM8903_ANALOGUE_OUT1_LEFT, WM8903_ANALOGUE_OUT1_RIGHT,
+ 8, 1, 1),
+SOC_DOUBLE_R("Headphone ZC Switch",
+ WM8903_ANALOGUE_OUT1_LEFT, WM8903_ANALOGUE_OUT1_RIGHT,
+ 6, 1, 0),
+SOC_DOUBLE_R_TLV("Headphone Volume",
+ WM8903_ANALOGUE_OUT1_LEFT, WM8903_ANALOGUE_OUT1_RIGHT,
+ 0, 63, 0, out_tlv),
+
+/* Line out */
+SOC_DOUBLE_R("Line Out Switch",
+ WM8903_ANALOGUE_OUT2_LEFT, WM8903_ANALOGUE_OUT2_RIGHT,
+ 8, 1, 1),
+SOC_DOUBLE_R("Line Out ZC Switch",
+ WM8903_ANALOGUE_OUT2_LEFT, WM8903_ANALOGUE_OUT2_RIGHT,
+ 6, 1, 0),
+SOC_DOUBLE_R_TLV("Line Out Volume",
+ WM8903_ANALOGUE_OUT2_LEFT, WM8903_ANALOGUE_OUT2_RIGHT,
+ 0, 63, 0, out_tlv),
+
+/* Speaker */
+SOC_DOUBLE_R("Speaker Switch",
+ WM8903_ANALOGUE_OUT3_LEFT, WM8903_ANALOGUE_OUT3_RIGHT, 8, 1, 1),
+SOC_DOUBLE_R("Speaker ZC Switch",
+ WM8903_ANALOGUE_OUT3_LEFT, WM8903_ANALOGUE_OUT3_RIGHT, 6, 1, 0),
+SOC_DOUBLE_R_TLV("Speaker Volume",
+ WM8903_ANALOGUE_OUT3_LEFT, WM8903_ANALOGUE_OUT3_RIGHT,
+ 0, 63, 0, out_tlv),
+};
+
+static int wm8903_add_controls(struct snd_soc_codec *codec)
+{
+ int err, i;
+
+ for (i = 0; i < ARRAY_SIZE(wm8903_snd_controls); i++) {
+ err = snd_ctl_add(codec->card,
+ snd_soc_cnew(&wm8903_snd_controls[i],
+ codec, NULL));
+ if (err < 0)
+ return err;
+ }
+
+ return 0;
+}
+
+static const struct snd_kcontrol_new linput_mode_mux =
+ SOC_DAPM_ENUM("Left Input Mode Mux", linput_mode_enum);
+
+static const struct snd_kcontrol_new rinput_mode_mux =
+ SOC_DAPM_ENUM("Right Input Mode Mux", rinput_mode_enum);
+
+static const struct snd_kcontrol_new linput_mux =
+ SOC_DAPM_ENUM("Left Input Mux", linput_enum);
+
+static const struct snd_kcontrol_new linput_inv_mux =
+ SOC_DAPM_ENUM("Left Inverting Input Mux", linput_inv_enum);
+
+static const struct snd_kcontrol_new rinput_mux =
+ SOC_DAPM_ENUM("Right Input Mux", rinput_enum);
+
+static const struct snd_kcontrol_new rinput_inv_mux =
+ SOC_DAPM_ENUM("Right Inverting Input Mux", rinput_inv_enum);
+
+static const struct snd_kcontrol_new left_output_mixer[] = {
+SOC_DAPM_SINGLE("DACL Switch", WM8903_ANALOGUE_LEFT_MIX_0, 3, 1, 0),
+SOC_DAPM_SINGLE("DACR Switch", WM8903_ANALOGUE_LEFT_MIX_0, 2, 1, 0),
+SOC_DAPM_SINGLE_W("Left Bypass Switch", WM8903_ANALOGUE_LEFT_MIX_0, 1, 1, 0),
+SOC_DAPM_SINGLE_W("Right Bypass Switch", WM8903_ANALOGUE_LEFT_MIX_0, 1, 1, 0),
+};
+
+static const struct snd_kcontrol_new right_output_mixer[] = {
+SOC_DAPM_SINGLE("DACL Switch", WM8903_ANALOGUE_RIGHT_MIX_0, 3, 1, 0),
+SOC_DAPM_SINGLE("DACR Switch", WM8903_ANALOGUE_RIGHT_MIX_0, 2, 1, 0),
+SOC_DAPM_SINGLE_W("Left Bypass Switch", WM8903_ANALOGUE_RIGHT_MIX_0, 1, 1, 0),
+SOC_DAPM_SINGLE_W("Right Bypass Switch", WM8903_ANALOGUE_RIGHT_MIX_0, 1, 1, 0),
+};
+
+static const struct snd_kcontrol_new left_speaker_mixer[] = {
+SOC_DAPM_SINGLE("DACL Switch", WM8903_ANALOGUE_SPK_MIX_LEFT_0, 3, 1, 0),
+SOC_DAPM_SINGLE("DACR Switch", WM8903_ANALOGUE_SPK_MIX_LEFT_0, 2, 1, 0),
+SOC_DAPM_SINGLE("Left Bypass Switch", WM8903_ANALOGUE_SPK_MIX_LEFT_0, 1, 1, 0),
+SOC_DAPM_SINGLE("Right Bypass Switch", WM8903_ANALOGUE_SPK_MIX_LEFT_0,
+ 1, 1, 0),
+};
+
+static const struct snd_kcontrol_new right_speaker_mixer[] = {
+SOC_DAPM_SINGLE("DACL Switch", WM8903_ANALOGUE_SPK_MIX_RIGHT_0, 3, 1, 0),
+SOC_DAPM_SINGLE("DACR Switch", WM8903_ANALOGUE_SPK_MIX_RIGHT_0, 2, 1, 0),
+SOC_DAPM_SINGLE("Left Bypass Switch", WM8903_ANALOGUE_SPK_MIX_RIGHT_0,
+ 1, 1, 0),
+SOC_DAPM_SINGLE("Right Bypass Switch", WM8903_ANALOGUE_SPK_MIX_RIGHT_0,
+ 1, 1, 0),
+};
+
+static const struct snd_soc_dapm_widget wm8903_dapm_widgets[] = {
+SND_SOC_DAPM_INPUT("IN1L"),
+SND_SOC_DAPM_INPUT("IN1R"),
+SND_SOC_DAPM_INPUT("IN2L"),
+SND_SOC_DAPM_INPUT("IN2R"),
+SND_SOC_DAPM_INPUT("IN3L"),
+SND_SOC_DAPM_INPUT("IN3R"),
+
+SND_SOC_DAPM_OUTPUT("HPOUTL"),
+SND_SOC_DAPM_OUTPUT("HPOUTR"),
+SND_SOC_DAPM_OUTPUT("LINEOUTL"),
+SND_SOC_DAPM_OUTPUT("LINEOUTR"),
+SND_SOC_DAPM_OUTPUT("LOP"),
+SND_SOC_DAPM_OUTPUT("LON"),
+SND_SOC_DAPM_OUTPUT("ROP"),
+SND_SOC_DAPM_OUTPUT("RON"),
+
+SND_SOC_DAPM_MICBIAS("Mic Bias", WM8903_MIC_BIAS_CONTROL_0, 0, 0),
+
+SND_SOC_DAPM_MUX("Left Input Mux", SND_SOC_NOPM, 0, 0, &linput_mux),
+SND_SOC_DAPM_MUX("Left Input Inverting Mux", SND_SOC_NOPM, 0, 0,
+ &linput_inv_mux),
+SND_SOC_DAPM_MUX("Left Input Mode Mux", SND_SOC_NOPM, 0, 0, &linput_mode_mux),
+
+SND_SOC_DAPM_MUX("Right Input Mux", SND_SOC_NOPM, 0, 0, &rinput_mux),
+SND_SOC_DAPM_MUX("Right Input Inverting Mux", SND_SOC_NOPM, 0, 0,
+ &rinput_inv_mux),
+SND_SOC_DAPM_MUX("Right Input Mode Mux", SND_SOC_NOPM, 0, 0, &rinput_mode_mux),
+
+SND_SOC_DAPM_PGA("Left Input PGA", WM8903_POWER_MANAGEMENT_0, 1, 0, NULL, 0),
+SND_SOC_DAPM_PGA("Right Input PGA", WM8903_POWER_MANAGEMENT_0, 0, 0, NULL, 0),
+
+SND_SOC_DAPM_ADC("ADCL", "Left HiFi Capture", WM8903_POWER_MANAGEMENT_6, 1, 0),
+SND_SOC_DAPM_ADC("ADCR", "Right HiFi Capture", WM8903_POWER_MANAGEMENT_6, 0, 0),
+
+SND_SOC_DAPM_DAC("DACL", "Left Playback", WM8903_POWER_MANAGEMENT_6, 3, 0),
+SND_SOC_DAPM_DAC("DACR", "Right Playback", WM8903_POWER_MANAGEMENT_6, 2, 0),
+
+SND_SOC_DAPM_MIXER("Left Output Mixer", WM8903_POWER_MANAGEMENT_1, 1, 0,
+ left_output_mixer, ARRAY_SIZE(left_output_mixer)),
+SND_SOC_DAPM_MIXER("Right Output Mixer", WM8903_POWER_MANAGEMENT_1, 0, 0,
+ right_output_mixer, ARRAY_SIZE(right_output_mixer)),
+
+SND_SOC_DAPM_MIXER("Left Speaker Mixer", WM8903_POWER_MANAGEMENT_4, 1, 0,
+ left_speaker_mixer, ARRAY_SIZE(left_speaker_mixer)),
+SND_SOC_DAPM_MIXER("Right Speaker Mixer", WM8903_POWER_MANAGEMENT_4, 0, 0,
+ right_speaker_mixer, ARRAY_SIZE(right_speaker_mixer)),
+
+SND_SOC_DAPM_PGA_E("Left Headphone Output PGA", WM8903_POWER_MANAGEMENT_2,
+ 1, 0, NULL, 0, wm8903_output_event,
+ SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU |
+ SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMD),
+SND_SOC_DAPM_PGA_E("Right Headphone Output PGA", WM8903_POWER_MANAGEMENT_2,
+ 0, 0, NULL, 0, wm8903_output_event,
+ SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU |
+ SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMD),
+
+SND_SOC_DAPM_PGA_E("Left Line Output PGA", WM8903_POWER_MANAGEMENT_3, 1, 0,
+ NULL, 0, wm8903_output_event,
+ SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU |
+ SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMD),
+SND_SOC_DAPM_PGA_E("Right Line Output PGA", WM8903_POWER_MANAGEMENT_3, 0, 0,
+ NULL, 0, wm8903_output_event,
+ SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU |
+ SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMD),
+
+SND_SOC_DAPM_PGA("Left Speaker PGA", WM8903_POWER_MANAGEMENT_5, 1, 0,
+ NULL, 0),
+SND_SOC_DAPM_PGA("Right Speaker PGA", WM8903_POWER_MANAGEMENT_5, 0, 0,
+ NULL, 0),
+
+};
+
+static const struct snd_soc_dapm_route intercon[] = {
+
+ { "Left Input Mux", "IN1L", "IN1L" },
+ { "Left Input Mux", "IN2L", "IN2L" },
+ { "Left Input Mux", "IN3L", "IN3L" },
+
+ { "Left Input Inverting Mux", "IN1L", "IN1L" },
+ { "Left Input Inverting Mux", "IN2L", "IN2L" },
+ { "Left Input Inverting Mux", "IN3L", "IN3L" },
+
+ { "Right Input Mux", "IN1R", "IN1R" },
+ { "Right Input Mux", "IN2R", "IN2R" },
+ { "Right Input Mux", "IN3R", "IN3R" },
+
+ { "Right Input Inverting Mux", "IN1R", "IN1R" },
+ { "Right Input Inverting Mux", "IN2R", "IN2R" },
+ { "Right Input Inverting Mux", "IN3R", "IN3R" },
+
+ { "Left Input Mode Mux", "Single-Ended", "Left Input Inverting Mux" },
+ { "Left Input Mode Mux", "Differential Line",
+ "Left Input Mux" },
+ { "Left Input Mode Mux", "Differential Line",
+ "Left Input Inverting Mux" },
+ { "Left Input Mode Mux", "Differential Mic",
+ "Left Input Mux" },
+ { "Left Input Mode Mux", "Differential Mic",
+ "Left Input Inverting Mux" },
+
+ { "Right Input Mode Mux", "Single-Ended",
+ "Right Input Inverting Mux" },
+ { "Right Input Mode Mux", "Differential Line",
+ "Right Input Mux" },
+ { "Right Input Mode Mux", "Differential Line",
+ "Right Input Inverting Mux" },
+ { "Right Input Mode Mux", "Differential Mic",
+ "Right Input Mux" },
+ { "Right Input Mode Mux", "Differential Mic",
+ "Right Input Inverting Mux" },
+
+ { "Left Input PGA", NULL, "Left Input Mode Mux" },
+ { "Right Input PGA", NULL, "Right Input Mode Mux" },
+
+ { "ADCL", NULL, "Left Input PGA" },
+ { "ADCR", NULL, "Right Input PGA" },
+
+ { "Left Output Mixer", "Left Bypass Switch", "Left Input PGA" },
+ { "Left Output Mixer", "Right Bypass Switch", "Right Input PGA" },
+ { "Left Output Mixer", "DACL Switch", "DACL" },
+ { "Left Output Mixer", "DACR Switch", "DACR" },
+
+ { "Right Output Mixer", "Left Bypass Switch", "Left Input PGA" },
+ { "Right Output Mixer", "Right Bypass Switch", "Right Input PGA" },
+ { "Right Output Mixer", "DACL Switch", "DACL" },
+ { "Right Output Mixer", "DACR Switch", "DACR" },
+
+ { "Left Speaker Mixer", "Left Bypass Switch", "Left Input PGA" },
+ { "Left Speaker Mixer", "Right Bypass Switch", "Right Input PGA" },
+ { "Left Speaker Mixer", "DACL Switch", "DACL" },
+ { "Left Speaker Mixer", "DACR Switch", "DACR" },
+
+ { "Right Speaker Mixer", "Left Bypass Switch", "Left Input PGA" },
+ { "Right Speaker Mixer", "Right Bypass Switch", "Right Input PGA" },
+ { "Right Speaker Mixer", "DACL Switch", "DACL" },
+ { "Right Speaker Mixer", "DACR Switch", "DACR" },
+
+ { "Left Line Output PGA", NULL, "Left Output Mixer" },
+ { "Right Line Output PGA", NULL, "Right Output Mixer" },
+
+ { "Left Headphone Output PGA", NULL, "Left Output Mixer" },
+ { "Right Headphone Output PGA", NULL, "Right Output Mixer" },
+
+ { "Left Speaker PGA", NULL, "Left Speaker Mixer" },
+ { "Right Speaker PGA", NULL, "Right Speaker Mixer" },
+
+ { "HPOUTL", NULL, "Left Headphone Output PGA" },
+ { "HPOUTR", NULL, "Right Headphone Output PGA" },
+
+ { "LINEOUTL", NULL, "Left Line Output PGA" },
+ { "LINEOUTR", NULL, "Right Line Output PGA" },
+
+ { "LOP", NULL, "Left Speaker PGA" },
+ { "LON", NULL, "Left Speaker PGA" },
+
+ { "ROP", NULL, "Right Speaker PGA" },
+ { "RON", NULL, "Right Speaker PGA" },
+};
+
+static int wm8903_add_widgets(struct snd_soc_codec *codec)
+{
+ snd_soc_dapm_new_controls(codec, wm8903_dapm_widgets,
+ ARRAY_SIZE(wm8903_dapm_widgets));
+
+ snd_soc_dapm_add_routes(codec, intercon, ARRAY_SIZE(intercon));
+
+ snd_soc_dapm_new_widgets(codec);
+
+ return 0;
+}
+
+static int wm8903_set_bias_level(struct snd_soc_codec *codec,
+ enum snd_soc_bias_level level)
+{
+ struct i2c_client *i2c = codec->control_data;
+ u16 reg, reg2;
+
+ switch (level) {
+ case SND_SOC_BIAS_ON:
+ case SND_SOC_BIAS_PREPARE:
+ reg = wm8903_read(codec, WM8903_VMID_CONTROL_0);
+ reg &= ~(WM8903_VMID_RES_MASK);
+ reg |= WM8903_VMID_RES_50K;
+ wm8903_write(codec, WM8903_VMID_CONTROL_0, reg);
+ break;
+
+ case SND_SOC_BIAS_STANDBY:
+ if (codec->bias_level == SND_SOC_BIAS_OFF) {
+ wm8903_run_sequence(codec, 0);
+ wm8903_sync_reg_cache(codec, codec->reg_cache);
+
+ /* Enable low impedence charge pump output */
+ reg = wm8903_read(codec,
+ WM8903_CONTROL_INTERFACE_TEST_1);
+ wm8903_write(codec, WM8903_CONTROL_INTERFACE_TEST_1,
+ reg | WM8903_TEST_KEY);
+ reg2 = wm8903_read(codec, WM8903_CHARGE_PUMP_TEST_1);
+ wm8903_write(codec, WM8903_CHARGE_PUMP_TEST_1,
+ reg2 | WM8903_CP_SW_KELVIN_MODE_MASK);
+ wm8903_write(codec, WM8903_CONTROL_INTERFACE_TEST_1,
+ reg);
+
+ /* By default no bypass paths are enabled so
+ * enable Class W support.
+ */
+ dev_dbg(&i2c->dev, "Enabling Class W\n");
+ wm8903_write(codec, WM8903_CLASS_W_0, reg |
+ WM8903_CP_DYN_FREQ | WM8903_CP_DYN_V);
+ }
+
+ reg = wm8903_read(codec, WM8903_VMID_CONTROL_0);
+ reg &= ~(WM8903_VMID_RES_MASK);
+ reg |= WM8903_VMID_RES_250K;
+ wm8903_write(codec, WM8903_VMID_CONTROL_0, reg);
+ break;
+
+ case SND_SOC_BIAS_OFF:
+ wm8903_run_sequence(codec, 32);
+ break;
+ }
+
+ codec->bias_level = level;
+
+ return 0;
+}
+
+static int wm8903_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 wm8903_priv *wm8903 = codec->private_data;
+
+ wm8903->sysclk = freq;
+
+ return 0;
+}
+
+static int wm8903_set_dai_fmt(struct snd_soc_dai *codec_dai,
+ unsigned int fmt)
+{
+ struct snd_soc_codec *codec = codec_dai->codec;
+ u16 aif1 = wm8903_read(codec, WM8903_AUDIO_INTERFACE_1);
+
+ aif1 &= ~(WM8903_LRCLK_DIR | WM8903_BCLK_DIR | WM8903_AIF_FMT_MASK |
+ WM8903_AIF_LRCLK_INV | WM8903_AIF_BCLK_INV);
+
+ switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
+ case SND_SOC_DAIFMT_CBS_CFS:
+ break;
+ case SND_SOC_DAIFMT_CBS_CFM:
+ aif1 |= WM8903_LRCLK_DIR;
+ break;
+ case SND_SOC_DAIFMT_CBM_CFM:
+ aif1 |= WM8903_LRCLK_DIR | WM8903_BCLK_DIR;
+ break;
+ case SND_SOC_DAIFMT_CBM_CFS:
+ aif1 |= WM8903_BCLK_DIR;
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
+ case SND_SOC_DAIFMT_DSP_A:
+ aif1 |= 0x3;
+ break;
+ case SND_SOC_DAIFMT_DSP_B:
+ aif1 |= 0x3 | WM8903_AIF_LRCLK_INV;
+ break;
+ case SND_SOC_DAIFMT_I2S:
+ aif1 |= 0x2;
+ break;
+ case SND_SOC_DAIFMT_RIGHT_J:
+ aif1 |= 0x1;
+ break;
+ case SND_SOC_DAIFMT_LEFT_J:
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ /* Clock inversion */
+ switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
+ case SND_SOC_DAIFMT_DSP_A:
+ case SND_SOC_DAIFMT_DSP_B:
+ /* frame inversion not valid for DSP modes */
+ switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
+ case SND_SOC_DAIFMT_NB_NF:
+ break;
+ case SND_SOC_DAIFMT_IB_NF:
+ aif1 |= WM8903_AIF_BCLK_INV;
+ break;
+ default:
+ return -EINVAL;
+ }
+ break;
+ case SND_SOC_DAIFMT_I2S:
+ case SND_SOC_DAIFMT_RIGHT_J:
+ case SND_SOC_DAIFMT_LEFT_J:
+ switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
+ case SND_SOC_DAIFMT_NB_NF:
+ break;
+ case SND_SOC_DAIFMT_IB_IF:
+ aif1 |= WM8903_AIF_BCLK_INV | WM8903_AIF_LRCLK_INV;
+ break;
+ case SND_SOC_DAIFMT_IB_NF:
+ aif1 |= WM8903_AIF_BCLK_INV;
+ break;
+ case SND_SOC_DAIFMT_NB_IF:
+ aif1 |= WM8903_AIF_LRCLK_INV;
+ break;
+ default:
+ return -EINVAL;
+ }
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ wm8903_write(codec, WM8903_AUDIO_INTERFACE_1, aif1);
+
+ return 0;
+}
+
+static int wm8903_digital_mute(struct snd_soc_dai *codec_dai, int mute)
+{
+ struct snd_soc_codec *codec = codec_dai->codec;
+ u16 reg;
+
+ reg = wm8903_read(codec, WM8903_DAC_DIGITAL_1);
+
+ if (mute)
+ reg |= WM8903_DAC_MUTE;
+ else
+ reg &= ~WM8903_DAC_MUTE;
+
+ wm8903_write(codec, WM8903_DAC_DIGITAL_1, reg);
+
+ return 0;
+}
+
+/* Lookup table for CLK_SYS/fs ratio. 256fs or more is recommended
+ * for optimal performance so we list the lower rates first and match
+ * on the last match we find. */
+static struct {
+ int div;
+ int rate;
+ int mode;
+ int mclk_div;
+} clk_sys_ratios[] = {
+ { 64, 0x0, 0x0, 1 },
+ { 68, 0x0, 0x1, 1 },
+ { 125, 0x0, 0x2, 1 },
+ { 128, 0x1, 0x0, 1 },
+ { 136, 0x1, 0x1, 1 },
+ { 192, 0x2, 0x0, 1 },
+ { 204, 0x2, 0x1, 1 },
+
+ { 64, 0x0, 0x0, 2 },
+ { 68, 0x0, 0x1, 2 },
+ { 125, 0x0, 0x2, 2 },
+ { 128, 0x1, 0x0, 2 },
+ { 136, 0x1, 0x1, 2 },
+ { 192, 0x2, 0x0, 2 },
+ { 204, 0x2, 0x1, 2 },
+
+ { 250, 0x2, 0x2, 1 },
+ { 256, 0x3, 0x0, 1 },
+ { 272, 0x3, 0x1, 1 },
+ { 384, 0x4, 0x0, 1 },
+ { 408, 0x4, 0x1, 1 },
+ { 375, 0x4, 0x2, 1 },
+ { 512, 0x5, 0x0, 1 },
+ { 544, 0x5, 0x1, 1 },
+ { 500, 0x5, 0x2, 1 },
+ { 768, 0x6, 0x0, 1 },
+ { 816, 0x6, 0x1, 1 },
+ { 750, 0x6, 0x2, 1 },
+ { 1024, 0x7, 0x0, 1 },
+ { 1088, 0x7, 0x1, 1 },
+ { 1000, 0x7, 0x2, 1 },
+ { 1408, 0x8, 0x0, 1 },
+ { 1496, 0x8, 0x1, 1 },
+ { 1536, 0x9, 0x0, 1 },
+ { 1632, 0x9, 0x1, 1 },
+ { 1500, 0x9, 0x2, 1 },
+
+ { 250, 0x2, 0x2, 2 },
+ { 256, 0x3, 0x0, 2 },
+ { 272, 0x3, 0x1, 2 },
+ { 384, 0x4, 0x0, 2 },
+ { 408, 0x4, 0x1, 2 },
+ { 375, 0x4, 0x2, 2 },
+ { 512, 0x5, 0x0, 2 },
+ { 544, 0x5, 0x1, 2 },
+ { 500, 0x5, 0x2, 2 },
+ { 768, 0x6, 0x0, 2 },
+ { 816, 0x6, 0x1, 2 },
+ { 750, 0x6, 0x2, 2 },
+ { 1024, 0x7, 0x0, 2 },
+ { 1088, 0x7, 0x1, 2 },
+ { 1000, 0x7, 0x2, 2 },
+ { 1408, 0x8, 0x0, 2 },
+ { 1496, 0x8, 0x1, 2 },
+ { 1536, 0x9, 0x0, 2 },
+ { 1632, 0x9, 0x1, 2 },
+ { 1500, 0x9, 0x2, 2 },
+};
+
+/* CLK_SYS/BCLK ratios - multiplied by 10 due to .5s */
+static struct {
+ int ratio;
+ int div;
+} bclk_divs[] = {
+ { 10, 0 },
+ { 15, 1 },
+ { 20, 2 },
+ { 30, 3 },
+ { 40, 4 },
+ { 50, 5 },
+ { 55, 6 },
+ { 60, 7 },
+ { 80, 8 },
+ { 100, 9 },
+ { 110, 10 },
+ { 120, 11 },
+ { 160, 12 },
+ { 200, 13 },
+ { 220, 14 },
+ { 240, 15 },
+ { 250, 16 },
+ { 300, 17 },
+ { 320, 18 },
+ { 440, 19 },
+ { 480, 20 },
+};
+
+/* Sample rates for DSP */
+static struct {
+ int rate;
+ int value;
+} sample_rates[] = {
+ { 8000, 0 },
+ { 11025, 1 },
+ { 12000, 2 },
+ { 16000, 3 },
+ { 22050, 4 },
+ { 24000, 5 },
+ { 32000, 6 },
+ { 44100, 7 },
+ { 48000, 8 },
+ { 88200, 9 },
+ { 96000, 10 },
+ { 0, 0 },
+};
+
+static int wm8903_startup(struct snd_pcm_substream *substream)
+{
+ struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ struct snd_soc_device *socdev = rtd->socdev;
+ struct snd_soc_codec *codec = socdev->codec;
+ struct wm8903_priv *wm8903 = codec->private_data;
+ struct i2c_client *i2c = codec->control_data;
+ struct snd_pcm_runtime *master_runtime;
+
+ if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
+ wm8903->playback_active++;
+ else
+ wm8903->capture_active++;
+
+ /* The DAI has shared clocks so if we already have a playback or
+ * capture going then constrain this substream to match it.
+ */
+ if (wm8903->master_substream) {
+ master_runtime = wm8903->master_substream->runtime;
+
+ dev_dbg(&i2c->dev, "Constraining to %d bits at %dHz\n",
+ master_runtime->sample_bits,
+ master_runtime->rate);
+
+ snd_pcm_hw_constraint_minmax(substream->runtime,
+ SNDRV_PCM_HW_PARAM_RATE,
+ master_runtime->rate,
+ master_runtime->rate);
+
+ snd_pcm_hw_constraint_minmax(substream->runtime,
+ SNDRV_PCM_HW_PARAM_SAMPLE_BITS,
+ master_runtime->sample_bits,
+ master_runtime->sample_bits);
+
+ wm8903->slave_substream = substream;
+ } else
+ wm8903->master_substream = substream;
+
+ return 0;
+}
+
+static void wm8903_shutdown(struct snd_pcm_substream *substream)
+{
+ struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ struct snd_soc_device *socdev = rtd->socdev;
+ struct snd_soc_codec *codec = socdev->codec;
+ struct wm8903_priv *wm8903 = codec->private_data;
+
+ if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
+ wm8903->playback_active--;
+ else
+ wm8903->capture_active--;
+
+ if (wm8903->master_substream == substream)
+ wm8903->master_substream = wm8903->slave_substream;
+
+ wm8903->slave_substream = NULL;
+}
+
+static int wm8903_hw_params(struct snd_pcm_substream *substream,
+ struct snd_pcm_hw_params *params)
+{
+ struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ struct snd_soc_device *socdev = rtd->socdev;
+ struct snd_soc_codec *codec = socdev->codec;
+ struct wm8903_priv *wm8903 = codec->private_data;
+ struct i2c_client *i2c = codec->control_data;
+ int fs = params_rate(params);
+ int bclk;
+ int bclk_div;
+ int i;
+ int dsp_config;
+ int clk_config;
+ int best_val;
+ int cur_val;
+ int clk_sys;
+
+ u16 aif1 = wm8903_read(codec, WM8903_AUDIO_INTERFACE_1);
+ u16 aif2 = wm8903_read(codec, WM8903_AUDIO_INTERFACE_2);
+ u16 aif3 = wm8903_read(codec, WM8903_AUDIO_INTERFACE_3);
+ u16 clock0 = wm8903_read(codec, WM8903_CLOCK_RATES_0);
+ u16 clock1 = wm8903_read(codec, WM8903_CLOCK_RATES_1);
+
+ if (substream == wm8903->slave_substream) {
+ dev_dbg(&i2c->dev, "Ignoring hw_params for slave substream\n");
+ return 0;
+ }
+
+ /* Configure sample rate logic for DSP - choose nearest rate */
+ dsp_config = 0;
+ best_val = abs(sample_rates[dsp_config].rate - fs);
+ for (i = 1; i < ARRAY_SIZE(sample_rates); i++) {
+ cur_val = abs(sample_rates[i].rate - fs);
+ if (cur_val <= best_val) {
+ dsp_config = i;
+ best_val = cur_val;
+ }
+ }
+
+ /* Constraints should stop us hitting this but let's make sure */
+ if (wm8903->capture_active)
+ switch (sample_rates[dsp_config].rate) {
+ case 88200:
+ case 96000:
+ dev_err(&i2c->dev, "%dHz unsupported by ADC\n",
+ fs);
+ return -EINVAL;
+
+ default:
+ break;
+ }
+
+ dev_dbg(&i2c->dev, "DSP fs = %dHz\n", sample_rates[dsp_config].rate);
+ clock1 &= ~WM8903_SAMPLE_RATE_MASK;
+ clock1 |= sample_rates[dsp_config].value;
+
+ aif1 &= ~WM8903_AIF_WL_MASK;
+ bclk = 2 * fs;
+ switch (params_format(params)) {
+ case SNDRV_PCM_FORMAT_S16_LE:
+ bclk *= 16;
+ break;
+ case SNDRV_PCM_FORMAT_S20_3LE:
+ bclk *= 20;
+ aif1 |= 0x4;
+ break;
+ case SNDRV_PCM_FORMAT_S24_LE:
+ bclk *= 24;
+ aif1 |= 0x8;
+ break;
+ case SNDRV_PCM_FORMAT_S32_LE:
+ bclk *= 32;
+ aif1 |= 0xc;
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ dev_dbg(&i2c->dev, "MCLK = %dHz, target sample rate = %dHz\n",
+ wm8903->sysclk, fs);
+
+ /* We may not have an MCLK which allows us to generate exactly
+ * the clock we want, particularly with USB derived inputs, so
+ * approximate.
+ */
+ clk_config = 0;
+ best_val = abs((wm8903->sysclk /
+ (clk_sys_ratios[0].mclk_div *
+ clk_sys_ratios[0].div)) - fs);
+ for (i = 1; i < ARRAY_SIZE(clk_sys_ratios); i++) {
+ cur_val = abs((wm8903->sysclk /
+ (clk_sys_ratios[i].mclk_div *
+ clk_sys_ratios[i].div)) - fs);
+
+ if (cur_val <= best_val) {
+ clk_config = i;
+ best_val = cur_val;
+ }
+ }
+
+ if (clk_sys_ratios[clk_config].mclk_div == 2) {
+ clock0 |= WM8903_MCLKDIV2;
+ clk_sys = wm8903->sysclk / 2;
+ } else {
+ clock0 &= ~WM8903_MCLKDIV2;
+ clk_sys = wm8903->sysclk;
+ }
+
+ clock1 &= ~(WM8903_CLK_SYS_RATE_MASK |
+ WM8903_CLK_SYS_MODE_MASK);
+ clock1 |= clk_sys_ratios[clk_config].rate << WM8903_CLK_SYS_RATE_SHIFT;
+ clock1 |= clk_sys_ratios[clk_config].mode << WM8903_CLK_SYS_MODE_SHIFT;
+
+ dev_dbg(&i2c->dev, "CLK_SYS_RATE=%x, CLK_SYS_MODE=%x div=%d\n",
+ clk_sys_ratios[clk_config].rate,
+ clk_sys_ratios[clk_config].mode,
+ clk_sys_ratios[clk_config].div);
+
+ dev_dbg(&i2c->dev, "Actual CLK_SYS = %dHz\n", clk_sys);
+
+ /* We may not get quite the right frequency if using
+ * approximate clocks so look for the closest match that is
+ * higher than the target (we need to ensure that there enough
+ * BCLKs to clock out the samples).
+ */
+ bclk_div = 0;
+ best_val = ((clk_sys * 10) / bclk_divs[0].ratio) - bclk;
+ i = 1;
+ while (i < ARRAY_SIZE(bclk_divs)) {
+ cur_val = ((clk_sys * 10) / bclk_divs[i].ratio) - bclk;
+ if (cur_val < 0) /* BCLK table is sorted */
+ break;
+ bclk_div = i;
+ best_val = cur_val;
+ i++;
+ }
+
+ aif2 &= ~WM8903_BCLK_DIV_MASK;
+ aif3 &= ~WM8903_LRCLK_RATE_MASK;
+
+ dev_dbg(&i2c->dev, "BCLK ratio %d for %dHz - actual BCLK = %dHz\n",
+ bclk_divs[bclk_div].ratio / 10, bclk,
+ (clk_sys * 10) / bclk_divs[bclk_div].ratio);
+
+ aif2 |= bclk_divs[bclk_div].div;
+ aif3 |= bclk / fs;
+
+ wm8903_write(codec, WM8903_CLOCK_RATES_0, clock0);
+ wm8903_write(codec, WM8903_CLOCK_RATES_1, clock1);
+ wm8903_write(codec, WM8903_AUDIO_INTERFACE_1, aif1);
+ wm8903_write(codec, WM8903_AUDIO_INTERFACE_2, aif2);
+ wm8903_write(codec, WM8903_AUDIO_INTERFACE_3, aif3);
+
+ return 0;
+}
+
+#define WM8903_PLAYBACK_RATES (SNDRV_PCM_RATE_8000 |\
+ SNDRV_PCM_RATE_11025 | \
+ SNDRV_PCM_RATE_16000 | \
+ SNDRV_PCM_RATE_22050 | \
+ SNDRV_PCM_RATE_32000 | \
+ SNDRV_PCM_RATE_44100 | \
+ SNDRV_PCM_RATE_48000 | \
+ SNDRV_PCM_RATE_88200 | \
+ SNDRV_PCM_RATE_96000)
+
+#define WM8903_CAPTURE_RATES (SNDRV_PCM_RATE_8000 |\
+ SNDRV_PCM_RATE_11025 | \
+ SNDRV_PCM_RATE_16000 | \
+ SNDRV_PCM_RATE_22050 | \
+ SNDRV_PCM_RATE_32000 | \
+ SNDRV_PCM_RATE_44100 | \
+ SNDRV_PCM_RATE_48000)
+
+#define WM8903_FORMATS (SNDRV_PCM_FMTBIT_S16_LE |\
+ SNDRV_PCM_FMTBIT_S20_3LE |\
+ SNDRV_PCM_FMTBIT_S24_LE)
+
+struct snd_soc_dai wm8903_dai = {
+ .name = "WM8903",
+ .playback = {
+ .stream_name = "Playback",
+ .channels_min = 2,
+ .channels_max = 2,
+ .rates = WM8903_PLAYBACK_RATES,
+ .formats = WM8903_FORMATS,
+ },
+ .capture = {
+ .stream_name = "Capture",
+ .channels_min = 2,
+ .channels_max = 2,
+ .rates = WM8903_CAPTURE_RATES,
+ .formats = WM8903_FORMATS,
+ },
+ .ops = {
+ .startup = wm8903_startup,
+ .shutdown = wm8903_shutdown,
+ .hw_params = wm8903_hw_params,
+ },
+ .dai_ops = {
+ .digital_mute = wm8903_digital_mute,
+ .set_fmt = wm8903_set_dai_fmt,
+ .set_sysclk = wm8903_set_dai_sysclk
+ }
+};
+EXPORT_SYMBOL_GPL(wm8903_dai);
+
+static int wm8903_suspend(struct platform_device *pdev, pm_message_t state)
+{
+ struct snd_soc_device *socdev = platform_get_drvdata(pdev);
+ struct snd_soc_codec *codec = socdev->codec;
+
+ wm8903_set_bias_level(codec, SND_SOC_BIAS_OFF);
+
+ return 0;
+}
+
+static int wm8903_resume(struct platform_device *pdev)
+{
+ struct snd_soc_device *socdev = platform_get_drvdata(pdev);
+ struct snd_soc_codec *codec = socdev->codec;
+ struct i2c_client *i2c = codec->control_data;
+ int i;
+ u16 *reg_cache = codec->reg_cache;
+ u16 *tmp_cache = kmemdup(codec->reg_cache, sizeof(wm8903_reg_defaults),
+ GFP_KERNEL);
+
+ /* Bring the codec back up to standby first to minimise pop/clicks */
+ wm8903_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
+ wm8903_set_bias_level(codec, codec->suspend_bias_level);
+
+ /* Sync back everything else */
+ if (tmp_cache) {
+ for (i = 2; i < ARRAY_SIZE(wm8903_reg_defaults); i++)
+ if (tmp_cache[i] != reg_cache[i])
+ wm8903_write(codec, i, tmp_cache[i]);
+ } else {
+ dev_err(&i2c->dev, "Failed to allocate temporary cache\n");
+ }
+
+ return 0;
+}
+
+/*
+ * initialise the WM8903 driver
+ * register the mixer and dsp interfaces with the kernel
+ */
+static int wm8903_init(struct snd_soc_device *socdev)
+{
+ struct snd_soc_codec *codec = socdev->codec;
+ struct i2c_client *i2c = codec->control_data;
+ int ret = 0;
+ u16 val;
+
+ val = wm8903_hw_read(codec, WM8903_SW_RESET_AND_ID);
+ if (val != wm8903_reg_defaults[WM8903_SW_RESET_AND_ID]) {
+ dev_err(&i2c->dev,
+ "Device with ID register %x is not a WM8903\n", val);
+ return -ENODEV;
+ }
+
+ codec->name = "WM8903";
+ codec->owner = THIS_MODULE;
+ codec->read = wm8903_read;
+ codec->write = wm8903_write;
+ codec->bias_level = SND_SOC_BIAS_OFF;
+ codec->set_bias_level = wm8903_set_bias_level;
+ codec->dai = &wm8903_dai;
+ codec->num_dai = 1;
+ codec->reg_cache_size = ARRAY_SIZE(wm8903_reg_defaults);
+ codec->reg_cache = kmemdup(wm8903_reg_defaults,
+ sizeof(wm8903_reg_defaults),
+ GFP_KERNEL);
+ if (codec->reg_cache == NULL) {
+ dev_err(&i2c->dev, "Failed to allocate register cache\n");
+ return -ENOMEM;
+ }
+
+ val = wm8903_read(codec, WM8903_REVISION_NUMBER);
+ dev_info(&i2c->dev, "WM8903 revision %d\n",
+ val & WM8903_CHIP_REV_MASK);
+
+ wm8903_reset(codec);
+
+ /* register pcms */
+ ret = snd_soc_new_pcms(socdev, SNDRV_DEFAULT_IDX1, SNDRV_DEFAULT_STR1);
+ if (ret < 0) {
+ dev_err(&i2c->dev, "failed to create pcms\n");
+ goto pcm_err;
+ }
+
+ /* SYSCLK is required for pretty much anything */
+ wm8903_write(codec, WM8903_CLOCK_RATES_2, WM8903_CLK_SYS_ENA);
+
+ /* power on device */
+ wm8903_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
+
+ /* Latch volume update bits */
+ val = wm8903_read(codec, WM8903_ADC_DIGITAL_VOLUME_LEFT);
+ val |= WM8903_ADCVU;
+ wm8903_write(codec, WM8903_ADC_DIGITAL_VOLUME_LEFT, val);
+ wm8903_write(codec, WM8903_ADC_DIGITAL_VOLUME_RIGHT, val);
+
+ val = wm8903_read(codec, WM8903_DAC_DIGITAL_VOLUME_LEFT);
+ val |= WM8903_DACVU;
+ wm8903_write(codec, WM8903_DAC_DIGITAL_VOLUME_LEFT, val);
+ wm8903_write(codec, WM8903_DAC_DIGITAL_VOLUME_RIGHT, val);
+
+ val = wm8903_read(codec, WM8903_ANALOGUE_OUT1_LEFT);
+ val |= WM8903_HPOUTVU;
+ wm8903_write(codec, WM8903_ANALOGUE_OUT1_LEFT, val);
+ wm8903_write(codec, WM8903_ANALOGUE_OUT1_RIGHT, val);
+
+ val = wm8903_read(codec, WM8903_ANALOGUE_OUT2_LEFT);
+ val |= WM8903_LINEOUTVU;
+ wm8903_write(codec, WM8903_ANALOGUE_OUT2_LEFT, val);
+ wm8903_write(codec, WM8903_ANALOGUE_OUT2_RIGHT, val);
+
+ val = wm8903_read(codec, WM8903_ANALOGUE_OUT3_LEFT);
+ val |= WM8903_SPKVU;
+ wm8903_write(codec, WM8903_ANALOGUE_OUT3_LEFT, val);
+ wm8903_write(codec, WM8903_ANALOGUE_OUT3_RIGHT, val);
+
+ /* Enable DAC soft mute by default */
+ val = wm8903_read(codec, WM8903_DAC_DIGITAL_1);
+ val |= WM8903_DAC_MUTEMODE;
+ wm8903_write(codec, WM8903_DAC_DIGITAL_1, val);
+
+ wm8903_add_controls(codec);
+ wm8903_add_widgets(codec);
+ ret = snd_soc_register_card(socdev);
+ if (ret < 0) {
+ dev_err(&i2c->dev, "wm8903: failed to register card\n");
+ goto card_err;
+ }
+
+ return ret;
+
+card_err:
+ snd_soc_free_pcms(socdev);
+ snd_soc_dapm_free(socdev);
+pcm_err:
+ kfree(codec->reg_cache);
+ return ret;
+}
+
+static struct snd_soc_device *wm8903_socdev;
+
+static int wm8903_i2c_probe(struct i2c_client *i2c,
+ const struct i2c_device_id *id)
+{
+ struct snd_soc_device *socdev = wm8903_socdev;
+ struct snd_soc_codec *codec = socdev->codec;
+ int ret;
+
+ i2c_set_clientdata(i2c, codec);
+ codec->control_data = i2c;
+
+ ret = wm8903_init(socdev);
+ if (ret < 0)
+ dev_err(&i2c->dev, "Device initialisation failed\n");
+
+ return ret;
+}
+
+static int wm8903_i2c_remove(struct i2c_client *client)
+{
+ struct snd_soc_codec *codec = i2c_get_clientdata(client);
+ kfree(codec->reg_cache);
+ return 0;
+}
+
+/* i2c codec control layer */
+static const struct i2c_device_id wm8903_i2c_id[] = {
+ { "wm8903", 0 },
+ { }
+};
+MODULE_DEVICE_TABLE(i2c, wm8903_i2c_id);
+
+static struct i2c_driver wm8903_i2c_driver = {
+ .driver = {
+ .name = "WM8903",
+ .owner = THIS_MODULE,
+ },
+ .probe = wm8903_i2c_probe,
+ .remove = wm8903_i2c_remove,
+ .id_table = wm8903_i2c_id,
+};
+
+static struct i2c_client *wm8903_i2c_device;
+
+static int wm8903_probe(struct platform_device *pdev)
+{
+ struct snd_soc_device *socdev = platform_get_drvdata(pdev);
+ struct wm8903_setup_data *setup;
+ struct snd_soc_codec *codec;
+ struct wm8903_priv *wm8903;
+ struct i2c_board_info board_info;
+ struct i2c_adapter *adapter;
+ int ret = 0;
+
+ setup = socdev->codec_data;
+
+ if (!setup->i2c_address) {
+ dev_err(&pdev->dev, "No codec address provided\n");
+ return -ENODEV;
+ }
+
+ codec = kzalloc(sizeof(struct snd_soc_codec), GFP_KERNEL);
+ if (codec == NULL)
+ return -ENOMEM;
+
+ wm8903 = kzalloc(sizeof(struct wm8903_priv), GFP_KERNEL);
+ if (wm8903 == NULL) {
+ ret = -ENOMEM;
+ goto err_codec;
+ }
+
+ codec->private_data = wm8903;
+ socdev->codec = codec;
+ mutex_init(&codec->mutex);
+ INIT_LIST_HEAD(&codec->dapm_widgets);
+ INIT_LIST_HEAD(&codec->dapm_paths);
+
+ wm8903_socdev = socdev;
+
+ codec->hw_write = (hw_write_t)i2c_master_send;
+ ret = i2c_add_driver(&wm8903_i2c_driver);
+ if (ret != 0) {
+ dev_err(&pdev->dev, "can't add i2c driver");
+ goto err_priv;
+ } else {
+ memset(&board_info, 0, sizeof(board_info));
+ strlcpy(board_info.type, "wm8903", I2C_NAME_SIZE);
+ board_info.addr = setup->i2c_address;
+
+ adapter = i2c_get_adapter(setup->i2c_bus);
+ if (!adapter) {
+ dev_err(&pdev->dev, "Can't get I2C bus %d\n",
+ setup->i2c_bus);
+ goto err_adapter;
+ }
+
+ wm8903_i2c_device = i2c_new_device(adapter, &board_info);
+ i2c_put_adapter(adapter);
+ if (wm8903_i2c_device == NULL) {
+ dev_err(&pdev->dev,
+ "I2C driver registration failed\n");
+ ret = -ENODEV;
+ goto err_adapter;
+ }
+ }
+
+ return ret;
+
+err_adapter:
+ i2c_del_driver(&wm8903_i2c_driver);
+err_priv:
+ kfree(codec->private_data);
+err_codec:
+ kfree(codec);
+ return ret;
+}
+
+/* power down chip */
+static int wm8903_remove(struct platform_device *pdev)
+{
+ struct snd_soc_device *socdev = platform_get_drvdata(pdev);
+ struct snd_soc_codec *codec = socdev->codec;
+
+ if (codec->control_data)
+ wm8903_set_bias_level(codec, SND_SOC_BIAS_OFF);
+
+ snd_soc_free_pcms(socdev);
+ snd_soc_dapm_free(socdev);
+ i2c_unregister_device(wm8903_i2c_device);
+ i2c_del_driver(&wm8903_i2c_driver);
+ kfree(codec->private_data);
+ kfree(codec);
+
+ return 0;
+}
+
+struct snd_soc_codec_device soc_codec_dev_wm8903 = {
+ .probe = wm8903_probe,
+ .remove = wm8903_remove,
+ .suspend = wm8903_suspend,
+ .resume = wm8903_resume,
+};
+EXPORT_SYMBOL_GPL(soc_codec_dev_wm8903);
+
+MODULE_DESCRIPTION("ASoC WM8903 driver");
+MODULE_AUTHOR("Mark Brown <broonie@opensource.wolfsonmicro.cm>");
+MODULE_LICENSE("GPL");
--- /dev/null
+/*
+ * wm8903.h - WM8903 audio codec interface
+ *
+ * Copyright 2008 Wolfson Microelectronics PLC.
+ * Author: Mark Brown <broonie@opensource.wolfsonmicro.com>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.
+ */
+
+#ifndef _WM8903_H
+#define _WM8903_H
+
+#include <linux/i2c.h>
+
+extern struct snd_soc_dai wm8903_dai;
+extern struct snd_soc_codec_device soc_codec_dev_wm8903;
+
+struct wm8903_setup_data {
+ int i2c_bus;
+ int i2c_address;
+};
+
+#define WM8903_MCLK_DIV_2 1
+#define WM8903_CLK_SYS 2
+#define WM8903_BCLK 3
+#define WM8903_LRCLK 4
+
+/*
+ * Register values.
+ */
+#define WM8903_SW_RESET_AND_ID 0x00
+#define WM8903_REVISION_NUMBER 0x01
+#define WM8903_BIAS_CONTROL_0 0x04
+#define WM8903_VMID_CONTROL_0 0x05
+#define WM8903_MIC_BIAS_CONTROL_0 0x06
+#define WM8903_ANALOGUE_DAC_0 0x08
+#define WM8903_ANALOGUE_ADC_0 0x0A
+#define WM8903_POWER_MANAGEMENT_0 0x0C
+#define WM8903_POWER_MANAGEMENT_1 0x0D
+#define WM8903_POWER_MANAGEMENT_2 0x0E
+#define WM8903_POWER_MANAGEMENT_3 0x0F
+#define WM8903_POWER_MANAGEMENT_4 0x10
+#define WM8903_POWER_MANAGEMENT_5 0x11
+#define WM8903_POWER_MANAGEMENT_6 0x12
+#define WM8903_CLOCK_RATES_0 0x14
+#define WM8903_CLOCK_RATES_1 0x15
+#define WM8903_CLOCK_RATES_2 0x16
+#define WM8903_AUDIO_INTERFACE_0 0x18
+#define WM8903_AUDIO_INTERFACE_1 0x19
+#define WM8903_AUDIO_INTERFACE_2 0x1A
+#define WM8903_AUDIO_INTERFACE_3 0x1B
+#define WM8903_DAC_DIGITAL_VOLUME_LEFT 0x1E
+#define WM8903_DAC_DIGITAL_VOLUME_RIGHT 0x1F
+#define WM8903_DAC_DIGITAL_0 0x20
+#define WM8903_DAC_DIGITAL_1 0x21
+#define WM8903_ADC_DIGITAL_VOLUME_LEFT 0x24
+#define WM8903_ADC_DIGITAL_VOLUME_RIGHT 0x25
+#define WM8903_ADC_DIGITAL_0 0x26
+#define WM8903_DIGITAL_MICROPHONE_0 0x27
+#define WM8903_DRC_0 0x28
+#define WM8903_DRC_1 0x29
+#define WM8903_DRC_2 0x2A
+#define WM8903_DRC_3 0x2B
+#define WM8903_ANALOGUE_LEFT_INPUT_0 0x2C
+#define WM8903_ANALOGUE_RIGHT_INPUT_0 0x2D
+#define WM8903_ANALOGUE_LEFT_INPUT_1 0x2E
+#define WM8903_ANALOGUE_RIGHT_INPUT_1 0x2F
+#define WM8903_ANALOGUE_LEFT_MIX_0 0x32
+#define WM8903_ANALOGUE_RIGHT_MIX_0 0x33
+#define WM8903_ANALOGUE_SPK_MIX_LEFT_0 0x34
+#define WM8903_ANALOGUE_SPK_MIX_LEFT_1 0x35
+#define WM8903_ANALOGUE_SPK_MIX_RIGHT_0 0x36
+#define WM8903_ANALOGUE_SPK_MIX_RIGHT_1 0x37
+#define WM8903_ANALOGUE_OUT1_LEFT 0x39
+#define WM8903_ANALOGUE_OUT1_RIGHT 0x3A
+#define WM8903_ANALOGUE_OUT2_LEFT 0x3B
+#define WM8903_ANALOGUE_OUT2_RIGHT 0x3C
+#define WM8903_ANALOGUE_OUT3_LEFT 0x3E
+#define WM8903_ANALOGUE_OUT3_RIGHT 0x3F
+#define WM8903_ANALOGUE_SPK_OUTPUT_CONTROL_0 0x41
+#define WM8903_DC_SERVO_0 0x43
+#define WM8903_DC_SERVO_2 0x45
+#define WM8903_ANALOGUE_HP_0 0x5A
+#define WM8903_ANALOGUE_LINEOUT_0 0x5E
+#define WM8903_CHARGE_PUMP_0 0x62
+#define WM8903_CLASS_W_0 0x68
+#define WM8903_WRITE_SEQUENCER_0 0x6C
+#define WM8903_WRITE_SEQUENCER_1 0x6D
+#define WM8903_WRITE_SEQUENCER_2 0x6E
+#define WM8903_WRITE_SEQUENCER_3 0x6F
+#define WM8903_WRITE_SEQUENCER_4 0x70
+#define WM8903_CONTROL_INTERFACE 0x72
+#define WM8903_GPIO_CONTROL_1 0x74
+#define WM8903_GPIO_CONTROL_2 0x75
+#define WM8903_GPIO_CONTROL_3 0x76
+#define WM8903_GPIO_CONTROL_4 0x77
+#define WM8903_GPIO_CONTROL_5 0x78
+#define WM8903_INTERRUPT_STATUS_1 0x79
+#define WM8903_INTERRUPT_STATUS_1_MASK 0x7A
+#define WM8903_INTERRUPT_POLARITY_1 0x7B
+#define WM8903_INTERRUPT_CONTROL 0x7E
+#define WM8903_CONTROL_INTERFACE_TEST_1 0x81
+#define WM8903_CHARGE_PUMP_TEST_1 0x95
+#define WM8903_CLOCK_RATE_TEST_4 0xA4
+#define WM8903_ANALOGUE_OUTPUT_BIAS_0 0xAC
+
+#define WM8903_REGISTER_COUNT 75
+#define WM8903_MAX_REGISTER 0xAC
+
+/*
+ * Field Definitions.
+ */
+
+/*
+ * R0 (0x00) - SW Reset and ID
+ */
+#define WM8903_SW_RESET_DEV_ID1_MASK 0xFFFF /* SW_RESET_DEV_ID1 - [15:0] */
+#define WM8903_SW_RESET_DEV_ID1_SHIFT 0 /* SW_RESET_DEV_ID1 - [15:0] */
+#define WM8903_SW_RESET_DEV_ID1_WIDTH 16 /* SW_RESET_DEV_ID1 - [15:0] */
+
+/*
+ * R1 (0x01) - Revision Number
+ */
+#define WM8903_CHIP_REV_MASK 0x000F /* CHIP_REV - [3:0] */
+#define WM8903_CHIP_REV_SHIFT 0 /* CHIP_REV - [3:0] */
+#define WM8903_CHIP_REV_WIDTH 4 /* CHIP_REV - [3:0] */
+
+/*
+ * R4 (0x04) - Bias Control 0
+ */
+#define WM8903_POBCTRL 0x0010 /* POBCTRL */
+#define WM8903_POBCTRL_MASK 0x0010 /* POBCTRL */
+#define WM8903_POBCTRL_SHIFT 4 /* POBCTRL */
+#define WM8903_POBCTRL_WIDTH 1 /* POBCTRL */
+#define WM8903_ISEL_MASK 0x000C /* ISEL - [3:2] */
+#define WM8903_ISEL_SHIFT 2 /* ISEL - [3:2] */
+#define WM8903_ISEL_WIDTH 2 /* ISEL - [3:2] */
+#define WM8903_STARTUP_BIAS_ENA 0x0002 /* STARTUP_BIAS_ENA */
+#define WM8903_STARTUP_BIAS_ENA_MASK 0x0002 /* STARTUP_BIAS_ENA */
+#define WM8903_STARTUP_BIAS_ENA_SHIFT 1 /* STARTUP_BIAS_ENA */
+#define WM8903_STARTUP_BIAS_ENA_WIDTH 1 /* STARTUP_BIAS_ENA */
+#define WM8903_BIAS_ENA 0x0001 /* BIAS_ENA */
+#define WM8903_BIAS_ENA_MASK 0x0001 /* BIAS_ENA */
+#define WM8903_BIAS_ENA_SHIFT 0 /* BIAS_ENA */
+#define WM8903_BIAS_ENA_WIDTH 1 /* BIAS_ENA */
+
+/*
+ * R5 (0x05) - VMID Control 0
+ */
+#define WM8903_VMID_TIE_ENA 0x0080 /* VMID_TIE_ENA */
+#define WM8903_VMID_TIE_ENA_MASK 0x0080 /* VMID_TIE_ENA */
+#define WM8903_VMID_TIE_ENA_SHIFT 7 /* VMID_TIE_ENA */
+#define WM8903_VMID_TIE_ENA_WIDTH 1 /* VMID_TIE_ENA */
+#define WM8903_BUFIO_ENA 0x0040 /* BUFIO_ENA */
+#define WM8903_BUFIO_ENA_MASK 0x0040 /* BUFIO_ENA */
+#define WM8903_BUFIO_ENA_SHIFT 6 /* BUFIO_ENA */
+#define WM8903_BUFIO_ENA_WIDTH 1 /* BUFIO_ENA */
+#define WM8903_VMID_IO_ENA 0x0020 /* VMID_IO_ENA */
+#define WM8903_VMID_IO_ENA_MASK 0x0020 /* VMID_IO_ENA */
+#define WM8903_VMID_IO_ENA_SHIFT 5 /* VMID_IO_ENA */
+#define WM8903_VMID_IO_ENA_WIDTH 1 /* VMID_IO_ENA */
+#define WM8903_VMID_SOFT_MASK 0x0018 /* VMID_SOFT - [4:3] */
+#define WM8903_VMID_SOFT_SHIFT 3 /* VMID_SOFT - [4:3] */
+#define WM8903_VMID_SOFT_WIDTH 2 /* VMID_SOFT - [4:3] */
+#define WM8903_VMID_RES_MASK 0x0006 /* VMID_RES - [2:1] */
+#define WM8903_VMID_RES_SHIFT 1 /* VMID_RES - [2:1] */
+#define WM8903_VMID_RES_WIDTH 2 /* VMID_RES - [2:1] */
+#define WM8903_VMID_BUF_ENA 0x0001 /* VMID_BUF_ENA */
+#define WM8903_VMID_BUF_ENA_MASK 0x0001 /* VMID_BUF_ENA */
+#define WM8903_VMID_BUF_ENA_SHIFT 0 /* VMID_BUF_ENA */
+#define WM8903_VMID_BUF_ENA_WIDTH 1 /* VMID_BUF_ENA */
+
+#define WM8903_VMID_RES_50K 2
+#define WM8903_VMID_RES_250K 3
+#define WM8903_VMID_RES_5K 4
+
+/*
+ * R6 (0x06) - Mic Bias Control 0
+ */
+#define WM8903_MICDET_HYST_ENA 0x0080 /* MICDET_HYST_ENA */
+#define WM8903_MICDET_HYST_ENA_MASK 0x0080 /* MICDET_HYST_ENA */
+#define WM8903_MICDET_HYST_ENA_SHIFT 7 /* MICDET_HYST_ENA */
+#define WM8903_MICDET_HYST_ENA_WIDTH 1 /* MICDET_HYST_ENA */
+#define WM8903_MICDET_THR_MASK 0x0070 /* MICDET_THR - [6:4] */
+#define WM8903_MICDET_THR_SHIFT 4 /* MICDET_THR - [6:4] */
+#define WM8903_MICDET_THR_WIDTH 3 /* MICDET_THR - [6:4] */
+#define WM8903_MICSHORT_THR_MASK 0x000C /* MICSHORT_THR - [3:2] */
+#define WM8903_MICSHORT_THR_SHIFT 2 /* MICSHORT_THR - [3:2] */
+#define WM8903_MICSHORT_THR_WIDTH 2 /* MICSHORT_THR - [3:2] */
+#define WM8903_MICDET_ENA 0x0002 /* MICDET_ENA */
+#define WM8903_MICDET_ENA_MASK 0x0002 /* MICDET_ENA */
+#define WM8903_MICDET_ENA_SHIFT 1 /* MICDET_ENA */
+#define WM8903_MICDET_ENA_WIDTH 1 /* MICDET_ENA */
+#define WM8903_MICBIAS_ENA 0x0001 /* MICBIAS_ENA */
+#define WM8903_MICBIAS_ENA_MASK 0x0001 /* MICBIAS_ENA */
+#define WM8903_MICBIAS_ENA_SHIFT 0 /* MICBIAS_ENA */
+#define WM8903_MICBIAS_ENA_WIDTH 1 /* MICBIAS_ENA */
+
+/*
+ * R8 (0x08) - Analogue DAC 0
+ */
+#define WM8903_DACBIAS_SEL_MASK 0x0018 /* DACBIAS_SEL - [4:3] */
+#define WM8903_DACBIAS_SEL_SHIFT 3 /* DACBIAS_SEL - [4:3] */
+#define WM8903_DACBIAS_SEL_WIDTH 2 /* DACBIAS_SEL - [4:3] */
+#define WM8903_DACVMID_BIAS_SEL_MASK 0x0006 /* DACVMID_BIAS_SEL - [2:1] */
+#define WM8903_DACVMID_BIAS_SEL_SHIFT 1 /* DACVMID_BIAS_SEL - [2:1] */
+#define WM8903_DACVMID_BIAS_SEL_WIDTH 2 /* DACVMID_BIAS_SEL - [2:1] */
+
+/*
+ * R10 (0x0A) - Analogue ADC 0
+ */
+#define WM8903_ADC_OSR128 0x0001 /* ADC_OSR128 */
+#define WM8903_ADC_OSR128_MASK 0x0001 /* ADC_OSR128 */
+#define WM8903_ADC_OSR128_SHIFT 0 /* ADC_OSR128 */
+#define WM8903_ADC_OSR128_WIDTH 1 /* ADC_OSR128 */
+
+/*
+ * R12 (0x0C) - Power Management 0
+ */
+#define WM8903_INL_ENA 0x0002 /* INL_ENA */
+#define WM8903_INL_ENA_MASK 0x0002 /* INL_ENA */
+#define WM8903_INL_ENA_SHIFT 1 /* INL_ENA */
+#define WM8903_INL_ENA_WIDTH 1 /* INL_ENA */
+#define WM8903_INR_ENA 0x0001 /* INR_ENA */
+#define WM8903_INR_ENA_MASK 0x0001 /* INR_ENA */
+#define WM8903_INR_ENA_SHIFT 0 /* INR_ENA */
+#define WM8903_INR_ENA_WIDTH 1 /* INR_ENA */
+
+/*
+ * R13 (0x0D) - Power Management 1
+ */
+#define WM8903_MIXOUTL_ENA 0x0002 /* MIXOUTL_ENA */
+#define WM8903_MIXOUTL_ENA_MASK 0x0002 /* MIXOUTL_ENA */
+#define WM8903_MIXOUTL_ENA_SHIFT 1 /* MIXOUTL_ENA */
+#define WM8903_MIXOUTL_ENA_WIDTH 1 /* MIXOUTL_ENA */
+#define WM8903_MIXOUTR_ENA 0x0001 /* MIXOUTR_ENA */
+#define WM8903_MIXOUTR_ENA_MASK 0x0001 /* MIXOUTR_ENA */
+#define WM8903_MIXOUTR_ENA_SHIFT 0 /* MIXOUTR_ENA */
+#define WM8903_MIXOUTR_ENA_WIDTH 1 /* MIXOUTR_ENA */
+
+/*
+ * R14 (0x0E) - Power Management 2
+ */
+#define WM8903_HPL_PGA_ENA 0x0002 /* HPL_PGA_ENA */
+#define WM8903_HPL_PGA_ENA_MASK 0x0002 /* HPL_PGA_ENA */
+#define WM8903_HPL_PGA_ENA_SHIFT 1 /* HPL_PGA_ENA */
+#define WM8903_HPL_PGA_ENA_WIDTH 1 /* HPL_PGA_ENA */
+#define WM8903_HPR_PGA_ENA 0x0001 /* HPR_PGA_ENA */
+#define WM8903_HPR_PGA_ENA_MASK 0x0001 /* HPR_PGA_ENA */
+#define WM8903_HPR_PGA_ENA_SHIFT 0 /* HPR_PGA_ENA */
+#define WM8903_HPR_PGA_ENA_WIDTH 1 /* HPR_PGA_ENA */
+
+/*
+ * R15 (0x0F) - Power Management 3
+ */
+#define WM8903_LINEOUTL_PGA_ENA 0x0002 /* LINEOUTL_PGA_ENA */
+#define WM8903_LINEOUTL_PGA_ENA_MASK 0x0002 /* LINEOUTL_PGA_ENA */
+#define WM8903_LINEOUTL_PGA_ENA_SHIFT 1 /* LINEOUTL_PGA_ENA */
+#define WM8903_LINEOUTL_PGA_ENA_WIDTH 1 /* LINEOUTL_PGA_ENA */
+#define WM8903_LINEOUTR_PGA_ENA 0x0001 /* LINEOUTR_PGA_ENA */
+#define WM8903_LINEOUTR_PGA_ENA_MASK 0x0001 /* LINEOUTR_PGA_ENA */
+#define WM8903_LINEOUTR_PGA_ENA_SHIFT 0 /* LINEOUTR_PGA_ENA */
+#define WM8903_LINEOUTR_PGA_ENA_WIDTH 1 /* LINEOUTR_PGA_ENA */
+
+/*
+ * R16 (0x10) - Power Management 4
+ */
+#define WM8903_MIXSPKL_ENA 0x0002 /* MIXSPKL_ENA */
+#define WM8903_MIXSPKL_ENA_MASK 0x0002 /* MIXSPKL_ENA */
+#define WM8903_MIXSPKL_ENA_SHIFT 1 /* MIXSPKL_ENA */
+#define WM8903_MIXSPKL_ENA_WIDTH 1 /* MIXSPKL_ENA */
+#define WM8903_MIXSPKR_ENA 0x0001 /* MIXSPKR_ENA */
+#define WM8903_MIXSPKR_ENA_MASK 0x0001 /* MIXSPKR_ENA */
+#define WM8903_MIXSPKR_ENA_SHIFT 0 /* MIXSPKR_ENA */
+#define WM8903_MIXSPKR_ENA_WIDTH 1 /* MIXSPKR_ENA */
+
+/*
+ * R17 (0x11) - Power Management 5
+ */
+#define WM8903_SPKL_ENA 0x0002 /* SPKL_ENA */
+#define WM8903_SPKL_ENA_MASK 0x0002 /* SPKL_ENA */
+#define WM8903_SPKL_ENA_SHIFT 1 /* SPKL_ENA */
+#define WM8903_SPKL_ENA_WIDTH 1 /* SPKL_ENA */
+#define WM8903_SPKR_ENA 0x0001 /* SPKR_ENA */
+#define WM8903_SPKR_ENA_MASK 0x0001 /* SPKR_ENA */
+#define WM8903_SPKR_ENA_SHIFT 0 /* SPKR_ENA */
+#define WM8903_SPKR_ENA_WIDTH 1 /* SPKR_ENA */
+
+/*
+ * R18 (0x12) - Power Management 6
+ */
+#define WM8903_DACL_ENA 0x0008 /* DACL_ENA */
+#define WM8903_DACL_ENA_MASK 0x0008 /* DACL_ENA */
+#define WM8903_DACL_ENA_SHIFT 3 /* DACL_ENA */
+#define WM8903_DACL_ENA_WIDTH 1 /* DACL_ENA */
+#define WM8903_DACR_ENA 0x0004 /* DACR_ENA */
+#define WM8903_DACR_ENA_MASK 0x0004 /* DACR_ENA */
+#define WM8903_DACR_ENA_SHIFT 2 /* DACR_ENA */
+#define WM8903_DACR_ENA_WIDTH 1 /* DACR_ENA */
+#define WM8903_ADCL_ENA 0x0002 /* ADCL_ENA */
+#define WM8903_ADCL_ENA_MASK 0x0002 /* ADCL_ENA */
+#define WM8903_ADCL_ENA_SHIFT 1 /* ADCL_ENA */
+#define WM8903_ADCL_ENA_WIDTH 1 /* ADCL_ENA */
+#define WM8903_ADCR_ENA 0x0001 /* ADCR_ENA */
+#define WM8903_ADCR_ENA_MASK 0x0001 /* ADCR_ENA */
+#define WM8903_ADCR_ENA_SHIFT 0 /* ADCR_ENA */
+#define WM8903_ADCR_ENA_WIDTH 1 /* ADCR_ENA */
+
+/*
+ * R20 (0x14) - Clock Rates 0
+ */
+#define WM8903_MCLKDIV2 0x0001 /* MCLKDIV2 */
+#define WM8903_MCLKDIV2_MASK 0x0001 /* MCLKDIV2 */
+#define WM8903_MCLKDIV2_SHIFT 0 /* MCLKDIV2 */
+#define WM8903_MCLKDIV2_WIDTH 1 /* MCLKDIV2 */
+
+/*
+ * R21 (0x15) - Clock Rates 1
+ */
+#define WM8903_CLK_SYS_RATE_MASK 0x3C00 /* CLK_SYS_RATE - [13:10] */
+#define WM8903_CLK_SYS_RATE_SHIFT 10 /* CLK_SYS_RATE - [13:10] */
+#define WM8903_CLK_SYS_RATE_WIDTH 4 /* CLK_SYS_RATE - [13:10] */
+#define WM8903_CLK_SYS_MODE_MASK 0x0300 /* CLK_SYS_MODE - [9:8] */
+#define WM8903_CLK_SYS_MODE_SHIFT 8 /* CLK_SYS_MODE - [9:8] */
+#define WM8903_CLK_SYS_MODE_WIDTH 2 /* CLK_SYS_MODE - [9:8] */
+#define WM8903_SAMPLE_RATE_MASK 0x000F /* SAMPLE_RATE - [3:0] */
+#define WM8903_SAMPLE_RATE_SHIFT 0 /* SAMPLE_RATE - [3:0] */
+#define WM8903_SAMPLE_RATE_WIDTH 4 /* SAMPLE_RATE - [3:0] */
+
+/*
+ * R22 (0x16) - Clock Rates 2
+ */
+#define WM8903_CLK_SYS_ENA 0x0004 /* CLK_SYS_ENA */
+#define WM8903_CLK_SYS_ENA_MASK 0x0004 /* CLK_SYS_ENA */
+#define WM8903_CLK_SYS_ENA_SHIFT 2 /* CLK_SYS_ENA */
+#define WM8903_CLK_SYS_ENA_WIDTH 1 /* CLK_SYS_ENA */
+#define WM8903_CLK_DSP_ENA 0x0002 /* CLK_DSP_ENA */
+#define WM8903_CLK_DSP_ENA_MASK 0x0002 /* CLK_DSP_ENA */
+#define WM8903_CLK_DSP_ENA_SHIFT 1 /* CLK_DSP_ENA */
+#define WM8903_CLK_DSP_ENA_WIDTH 1 /* CLK_DSP_ENA */
+#define WM8903_TO_ENA 0x0001 /* TO_ENA */
+#define WM8903_TO_ENA_MASK 0x0001 /* TO_ENA */
+#define WM8903_TO_ENA_SHIFT 0 /* TO_ENA */
+#define WM8903_TO_ENA_WIDTH 1 /* TO_ENA */
+
+/*
+ * R24 (0x18) - Audio Interface 0
+ */
+#define WM8903_DACL_DATINV 0x1000 /* DACL_DATINV */
+#define WM8903_DACL_DATINV_MASK 0x1000 /* DACL_DATINV */
+#define WM8903_DACL_DATINV_SHIFT 12 /* DACL_DATINV */
+#define WM8903_DACL_DATINV_WIDTH 1 /* DACL_DATINV */
+#define WM8903_DACR_DATINV 0x0800 /* DACR_DATINV */
+#define WM8903_DACR_DATINV_MASK 0x0800 /* DACR_DATINV */
+#define WM8903_DACR_DATINV_SHIFT 11 /* DACR_DATINV */
+#define WM8903_DACR_DATINV_WIDTH 1 /* DACR_DATINV */
+#define WM8903_DAC_BOOST_MASK 0x0600 /* DAC_BOOST - [10:9] */
+#define WM8903_DAC_BOOST_SHIFT 9 /* DAC_BOOST - [10:9] */
+#define WM8903_DAC_BOOST_WIDTH 2 /* DAC_BOOST - [10:9] */
+#define WM8903_LOOPBACK 0x0100 /* LOOPBACK */
+#define WM8903_LOOPBACK_MASK 0x0100 /* LOOPBACK */
+#define WM8903_LOOPBACK_SHIFT 8 /* LOOPBACK */
+#define WM8903_LOOPBACK_WIDTH 1 /* LOOPBACK */
+#define WM8903_AIFADCL_SRC 0x0080 /* AIFADCL_SRC */
+#define WM8903_AIFADCL_SRC_MASK 0x0080 /* AIFADCL_SRC */
+#define WM8903_AIFADCL_SRC_SHIFT 7 /* AIFADCL_SRC */
+#define WM8903_AIFADCL_SRC_WIDTH 1 /* AIFADCL_SRC */
+#define WM8903_AIFADCR_SRC 0x0040 /* AIFADCR_SRC */
+#define WM8903_AIFADCR_SRC_MASK 0x0040 /* AIFADCR_SRC */
+#define WM8903_AIFADCR_SRC_SHIFT 6 /* AIFADCR_SRC */
+#define WM8903_AIFADCR_SRC_WIDTH 1 /* AIFADCR_SRC */
+#define WM8903_AIFDACL_SRC 0x0020 /* AIFDACL_SRC */
+#define WM8903_AIFDACL_SRC_MASK 0x0020 /* AIFDACL_SRC */
+#define WM8903_AIFDACL_SRC_SHIFT 5 /* AIFDACL_SRC */
+#define WM8903_AIFDACL_SRC_WIDTH 1 /* AIFDACL_SRC */
+#define WM8903_AIFDACR_SRC 0x0010 /* AIFDACR_SRC */
+#define WM8903_AIFDACR_SRC_MASK 0x0010 /* AIFDACR_SRC */
+#define WM8903_AIFDACR_SRC_SHIFT 4 /* AIFDACR_SRC */
+#define WM8903_AIFDACR_SRC_WIDTH 1 /* AIFDACR_SRC */
+#define WM8903_ADC_COMP 0x0008 /* ADC_COMP */
+#define WM8903_ADC_COMP_MASK 0x0008 /* ADC_COMP */
+#define WM8903_ADC_COMP_SHIFT 3 /* ADC_COMP */
+#define WM8903_ADC_COMP_WIDTH 1 /* ADC_COMP */
+#define WM8903_ADC_COMPMODE 0x0004 /* ADC_COMPMODE */
+#define WM8903_ADC_COMPMODE_MASK 0x0004 /* ADC_COMPMODE */
+#define WM8903_ADC_COMPMODE_SHIFT 2 /* ADC_COMPMODE */
+#define WM8903_ADC_COMPMODE_WIDTH 1 /* ADC_COMPMODE */
+#define WM8903_DAC_COMP 0x0002 /* DAC_COMP */
+#define WM8903_DAC_COMP_MASK 0x0002 /* DAC_COMP */
+#define WM8903_DAC_COMP_SHIFT 1 /* DAC_COMP */
+#define WM8903_DAC_COMP_WIDTH 1 /* DAC_COMP */
+#define WM8903_DAC_COMPMODE 0x0001 /* DAC_COMPMODE */
+#define WM8903_DAC_COMPMODE_MASK 0x0001 /* DAC_COMPMODE */
+#define WM8903_DAC_COMPMODE_SHIFT 0 /* DAC_COMPMODE */
+#define WM8903_DAC_COMPMODE_WIDTH 1 /* DAC_COMPMODE */
+
+/*
+ * R25 (0x19) - Audio Interface 1
+ */
+#define WM8903_AIFDAC_TDM 0x2000 /* AIFDAC_TDM */
+#define WM8903_AIFDAC_TDM_MASK 0x2000 /* AIFDAC_TDM */
+#define WM8903_AIFDAC_TDM_SHIFT 13 /* AIFDAC_TDM */
+#define WM8903_AIFDAC_TDM_WIDTH 1 /* AIFDAC_TDM */
+#define WM8903_AIFDAC_TDM_CHAN 0x1000 /* AIFDAC_TDM_CHAN */
+#define WM8903_AIFDAC_TDM_CHAN_MASK 0x1000 /* AIFDAC_TDM_CHAN */
+#define WM8903_AIFDAC_TDM_CHAN_SHIFT 12 /* AIFDAC_TDM_CHAN */
+#define WM8903_AIFDAC_TDM_CHAN_WIDTH 1 /* AIFDAC_TDM_CHAN */
+#define WM8903_AIFADC_TDM 0x0800 /* AIFADC_TDM */
+#define WM8903_AIFADC_TDM_MASK 0x0800 /* AIFADC_TDM */
+#define WM8903_AIFADC_TDM_SHIFT 11 /* AIFADC_TDM */
+#define WM8903_AIFADC_TDM_WIDTH 1 /* AIFADC_TDM */
+#define WM8903_AIFADC_TDM_CHAN 0x0400 /* AIFADC_TDM_CHAN */
+#define WM8903_AIFADC_TDM_CHAN_MASK 0x0400 /* AIFADC_TDM_CHAN */
+#define WM8903_AIFADC_TDM_CHAN_SHIFT 10 /* AIFADC_TDM_CHAN */
+#define WM8903_AIFADC_TDM_CHAN_WIDTH 1 /* AIFADC_TDM_CHAN */
+#define WM8903_LRCLK_DIR 0x0200 /* LRCLK_DIR */
+#define WM8903_LRCLK_DIR_MASK 0x0200 /* LRCLK_DIR */
+#define WM8903_LRCLK_DIR_SHIFT 9 /* LRCLK_DIR */
+#define WM8903_LRCLK_DIR_WIDTH 1 /* LRCLK_DIR */
+#define WM8903_AIF_BCLK_INV 0x0080 /* AIF_BCLK_INV */
+#define WM8903_AIF_BCLK_INV_MASK 0x0080 /* AIF_BCLK_INV */
+#define WM8903_AIF_BCLK_INV_SHIFT 7 /* AIF_BCLK_INV */
+#define WM8903_AIF_BCLK_INV_WIDTH 1 /* AIF_BCLK_INV */
+#define WM8903_BCLK_DIR 0x0040 /* BCLK_DIR */
+#define WM8903_BCLK_DIR_MASK 0x0040 /* BCLK_DIR */
+#define WM8903_BCLK_DIR_SHIFT 6 /* BCLK_DIR */
+#define WM8903_BCLK_DIR_WIDTH 1 /* BCLK_DIR */
+#define WM8903_AIF_LRCLK_INV 0x0010 /* AIF_LRCLK_INV */
+#define WM8903_AIF_LRCLK_INV_MASK 0x0010 /* AIF_LRCLK_INV */
+#define WM8903_AIF_LRCLK_INV_SHIFT 4 /* AIF_LRCLK_INV */
+#define WM8903_AIF_LRCLK_INV_WIDTH 1 /* AIF_LRCLK_INV */
+#define WM8903_AIF_WL_MASK 0x000C /* AIF_WL - [3:2] */
+#define WM8903_AIF_WL_SHIFT 2 /* AIF_WL - [3:2] */
+#define WM8903_AIF_WL_WIDTH 2 /* AIF_WL - [3:2] */
+#define WM8903_AIF_FMT_MASK 0x0003 /* AIF_FMT - [1:0] */
+#define WM8903_AIF_FMT_SHIFT 0 /* AIF_FMT - [1:0] */
+#define WM8903_AIF_FMT_WIDTH 2 /* AIF_FMT - [1:0] */
+
+/*
+ * R26 (0x1A) - Audio Interface 2
+ */
+#define WM8903_BCLK_DIV_MASK 0x001F /* BCLK_DIV - [4:0] */
+#define WM8903_BCLK_DIV_SHIFT 0 /* BCLK_DIV - [4:0] */
+#define WM8903_BCLK_DIV_WIDTH 5 /* BCLK_DIV - [4:0] */
+
+/*
+ * R27 (0x1B) - Audio Interface 3
+ */
+#define WM8903_LRCLK_RATE_MASK 0x07FF /* LRCLK_RATE - [10:0] */
+#define WM8903_LRCLK_RATE_SHIFT 0 /* LRCLK_RATE - [10:0] */
+#define WM8903_LRCLK_RATE_WIDTH 11 /* LRCLK_RATE - [10:0] */
+
+/*
+ * R30 (0x1E) - DAC Digital Volume Left
+ */
+#define WM8903_DACVU 0x0100 /* DACVU */
+#define WM8903_DACVU_MASK 0x0100 /* DACVU */
+#define WM8903_DACVU_SHIFT 8 /* DACVU */
+#define WM8903_DACVU_WIDTH 1 /* DACVU */
+#define WM8903_DACL_VOL_MASK 0x00FF /* DACL_VOL - [7:0] */
+#define WM8903_DACL_VOL_SHIFT 0 /* DACL_VOL - [7:0] */
+#define WM8903_DACL_VOL_WIDTH 8 /* DACL_VOL - [7:0] */
+
+/*
+ * R31 (0x1F) - DAC Digital Volume Right
+ */
+#define WM8903_DACVU 0x0100 /* DACVU */
+#define WM8903_DACVU_MASK 0x0100 /* DACVU */
+#define WM8903_DACVU_SHIFT 8 /* DACVU */
+#define WM8903_DACVU_WIDTH 1 /* DACVU */
+#define WM8903_DACR_VOL_MASK 0x00FF /* DACR_VOL - [7:0] */
+#define WM8903_DACR_VOL_SHIFT 0 /* DACR_VOL - [7:0] */
+#define WM8903_DACR_VOL_WIDTH 8 /* DACR_VOL - [7:0] */
+
+/*
+ * R32 (0x20) - DAC Digital 0
+ */
+#define WM8903_ADCL_DAC_SVOL_MASK 0x0F00 /* ADCL_DAC_SVOL - [11:8] */
+#define WM8903_ADCL_DAC_SVOL_SHIFT 8 /* ADCL_DAC_SVOL - [11:8] */
+#define WM8903_ADCL_DAC_SVOL_WIDTH 4 /* ADCL_DAC_SVOL - [11:8] */
+#define WM8903_ADCR_DAC_SVOL_MASK 0x00F0 /* ADCR_DAC_SVOL - [7:4] */
+#define WM8903_ADCR_DAC_SVOL_SHIFT 4 /* ADCR_DAC_SVOL - [7:4] */
+#define WM8903_ADCR_DAC_SVOL_WIDTH 4 /* ADCR_DAC_SVOL - [7:4] */
+#define WM8903_ADC_TO_DACL_MASK 0x000C /* ADC_TO_DACL - [3:2] */
+#define WM8903_ADC_TO_DACL_SHIFT 2 /* ADC_TO_DACL - [3:2] */
+#define WM8903_ADC_TO_DACL_WIDTH 2 /* ADC_TO_DACL - [3:2] */
+#define WM8903_ADC_TO_DACR_MASK 0x0003 /* ADC_TO_DACR - [1:0] */
+#define WM8903_ADC_TO_DACR_SHIFT 0 /* ADC_TO_DACR - [1:0] */
+#define WM8903_ADC_TO_DACR_WIDTH 2 /* ADC_TO_DACR - [1:0] */
+
+/*
+ * R33 (0x21) - DAC Digital 1
+ */
+#define WM8903_DAC_MONO 0x1000 /* DAC_MONO */
+#define WM8903_DAC_MONO_MASK 0x1000 /* DAC_MONO */
+#define WM8903_DAC_MONO_SHIFT 12 /* DAC_MONO */
+#define WM8903_DAC_MONO_WIDTH 1 /* DAC_MONO */
+#define WM8903_DAC_SB_FILT 0x0800 /* DAC_SB_FILT */
+#define WM8903_DAC_SB_FILT_MASK 0x0800 /* DAC_SB_FILT */
+#define WM8903_DAC_SB_FILT_SHIFT 11 /* DAC_SB_FILT */
+#define WM8903_DAC_SB_FILT_WIDTH 1 /* DAC_SB_FILT */
+#define WM8903_DAC_MUTERATE 0x0400 /* DAC_MUTERATE */
+#define WM8903_DAC_MUTERATE_MASK 0x0400 /* DAC_MUTERATE */
+#define WM8903_DAC_MUTERATE_SHIFT 10 /* DAC_MUTERATE */
+#define WM8903_DAC_MUTERATE_WIDTH 1 /* DAC_MUTERATE */
+#define WM8903_DAC_MUTEMODE 0x0200 /* DAC_MUTEMODE */
+#define WM8903_DAC_MUTEMODE_MASK 0x0200 /* DAC_MUTEMODE */
+#define WM8903_DAC_MUTEMODE_SHIFT 9 /* DAC_MUTEMODE */
+#define WM8903_DAC_MUTEMODE_WIDTH 1 /* DAC_MUTEMODE */
+#define WM8903_DAC_MUTE 0x0008 /* DAC_MUTE */
+#define WM8903_DAC_MUTE_MASK 0x0008 /* DAC_MUTE */
+#define WM8903_DAC_MUTE_SHIFT 3 /* DAC_MUTE */
+#define WM8903_DAC_MUTE_WIDTH 1 /* DAC_MUTE */
+#define WM8903_DEEMPH_MASK 0x0006 /* DEEMPH - [2:1] */
+#define WM8903_DEEMPH_SHIFT 1 /* DEEMPH - [2:1] */
+#define WM8903_DEEMPH_WIDTH 2 /* DEEMPH - [2:1] */
+
+/*
+ * R36 (0x24) - ADC Digital Volume Left
+ */
+#define WM8903_ADCVU 0x0100 /* ADCVU */
+#define WM8903_ADCVU_MASK 0x0100 /* ADCVU */
+#define WM8903_ADCVU_SHIFT 8 /* ADCVU */
+#define WM8903_ADCVU_WIDTH 1 /* ADCVU */
+#define WM8903_ADCL_VOL_MASK 0x00FF /* ADCL_VOL - [7:0] */
+#define WM8903_ADCL_VOL_SHIFT 0 /* ADCL_VOL - [7:0] */
+#define WM8903_ADCL_VOL_WIDTH 8 /* ADCL_VOL - [7:0] */
+
+/*
+ * R37 (0x25) - ADC Digital Volume Right
+ */
+#define WM8903_ADCVU 0x0100 /* ADCVU */
+#define WM8903_ADCVU_MASK 0x0100 /* ADCVU */
+#define WM8903_ADCVU_SHIFT 8 /* ADCVU */
+#define WM8903_ADCVU_WIDTH 1 /* ADCVU */
+#define WM8903_ADCR_VOL_MASK 0x00FF /* ADCR_VOL - [7:0] */
+#define WM8903_ADCR_VOL_SHIFT 0 /* ADCR_VOL - [7:0] */
+#define WM8903_ADCR_VOL_WIDTH 8 /* ADCR_VOL - [7:0] */
+
+/*
+ * R38 (0x26) - ADC Digital 0
+ */
+#define WM8903_ADC_HPF_CUT_MASK 0x0060 /* ADC_HPF_CUT - [6:5] */
+#define WM8903_ADC_HPF_CUT_SHIFT 5 /* ADC_HPF_CUT - [6:5] */
+#define WM8903_ADC_HPF_CUT_WIDTH 2 /* ADC_HPF_CUT - [6:5] */
+#define WM8903_ADC_HPF_ENA 0x0010 /* ADC_HPF_ENA */
+#define WM8903_ADC_HPF_ENA_MASK 0x0010 /* ADC_HPF_ENA */
+#define WM8903_ADC_HPF_ENA_SHIFT 4 /* ADC_HPF_ENA */
+#define WM8903_ADC_HPF_ENA_WIDTH 1 /* ADC_HPF_ENA */
+#define WM8903_ADCL_DATINV 0x0002 /* ADCL_DATINV */
+#define WM8903_ADCL_DATINV_MASK 0x0002 /* ADCL_DATINV */
+#define WM8903_ADCL_DATINV_SHIFT 1 /* ADCL_DATINV */
+#define WM8903_ADCL_DATINV_WIDTH 1 /* ADCL_DATINV */
+#define WM8903_ADCR_DATINV 0x0001 /* ADCR_DATINV */
+#define WM8903_ADCR_DATINV_MASK 0x0001 /* ADCR_DATINV */
+#define WM8903_ADCR_DATINV_SHIFT 0 /* ADCR_DATINV */
+#define WM8903_ADCR_DATINV_WIDTH 1 /* ADCR_DATINV */
+
+/*
+ * R39 (0x27) - Digital Microphone 0
+ */
+#define WM8903_DIGMIC_MODE_SEL 0x0100 /* DIGMIC_MODE_SEL */
+#define WM8903_DIGMIC_MODE_SEL_MASK 0x0100 /* DIGMIC_MODE_SEL */
+#define WM8903_DIGMIC_MODE_SEL_SHIFT 8 /* DIGMIC_MODE_SEL */
+#define WM8903_DIGMIC_MODE_SEL_WIDTH 1 /* DIGMIC_MODE_SEL */
+#define WM8903_DIGMIC_CLK_SEL_L_MASK 0x00C0 /* DIGMIC_CLK_SEL_L - [7:6] */
+#define WM8903_DIGMIC_CLK_SEL_L_SHIFT 6 /* DIGMIC_CLK_SEL_L - [7:6] */
+#define WM8903_DIGMIC_CLK_SEL_L_WIDTH 2 /* DIGMIC_CLK_SEL_L - [7:6] */
+#define WM8903_DIGMIC_CLK_SEL_R_MASK 0x0030 /* DIGMIC_CLK_SEL_R - [5:4] */
+#define WM8903_DIGMIC_CLK_SEL_R_SHIFT 4 /* DIGMIC_CLK_SEL_R - [5:4] */
+#define WM8903_DIGMIC_CLK_SEL_R_WIDTH 2 /* DIGMIC_CLK_SEL_R - [5:4] */
+#define WM8903_DIGMIC_CLK_SEL_RT_MASK 0x000C /* DIGMIC_CLK_SEL_RT - [3:2] */
+#define WM8903_DIGMIC_CLK_SEL_RT_SHIFT 2 /* DIGMIC_CLK_SEL_RT - [3:2] */
+#define WM8903_DIGMIC_CLK_SEL_RT_WIDTH 2 /* DIGMIC_CLK_SEL_RT - [3:2] */
+#define WM8903_DIGMIC_CLK_SEL_MASK 0x0003 /* DIGMIC_CLK_SEL - [1:0] */
+#define WM8903_DIGMIC_CLK_SEL_SHIFT 0 /* DIGMIC_CLK_SEL - [1:0] */
+#define WM8903_DIGMIC_CLK_SEL_WIDTH 2 /* DIGMIC_CLK_SEL - [1:0] */
+
+/*
+ * R40 (0x28) - DRC 0
+ */
+#define WM8903_DRC_ENA 0x8000 /* DRC_ENA */
+#define WM8903_DRC_ENA_MASK 0x8000 /* DRC_ENA */
+#define WM8903_DRC_ENA_SHIFT 15 /* DRC_ENA */
+#define WM8903_DRC_ENA_WIDTH 1 /* DRC_ENA */
+#define WM8903_DRC_THRESH_HYST_MASK 0x1800 /* DRC_THRESH_HYST - [12:11] */
+#define WM8903_DRC_THRESH_HYST_SHIFT 11 /* DRC_THRESH_HYST - [12:11] */
+#define WM8903_DRC_THRESH_HYST_WIDTH 2 /* DRC_THRESH_HYST - [12:11] */
+#define WM8903_DRC_STARTUP_GAIN_MASK 0x07C0 /* DRC_STARTUP_GAIN - [10:6] */
+#define WM8903_DRC_STARTUP_GAIN_SHIFT 6 /* DRC_STARTUP_GAIN - [10:6] */
+#define WM8903_DRC_STARTUP_GAIN_WIDTH 5 /* DRC_STARTUP_GAIN - [10:6] */
+#define WM8903_DRC_FF_DELAY 0x0020 /* DRC_FF_DELAY */
+#define WM8903_DRC_FF_DELAY_MASK 0x0020 /* DRC_FF_DELAY */
+#define WM8903_DRC_FF_DELAY_SHIFT 5 /* DRC_FF_DELAY */
+#define WM8903_DRC_FF_DELAY_WIDTH 1 /* DRC_FF_DELAY */
+#define WM8903_DRC_SMOOTH_ENA 0x0008 /* DRC_SMOOTH_ENA */
+#define WM8903_DRC_SMOOTH_ENA_MASK 0x0008 /* DRC_SMOOTH_ENA */
+#define WM8903_DRC_SMOOTH_ENA_SHIFT 3 /* DRC_SMOOTH_ENA */
+#define WM8903_DRC_SMOOTH_ENA_WIDTH 1 /* DRC_SMOOTH_ENA */
+#define WM8903_DRC_QR_ENA 0x0004 /* DRC_QR_ENA */
+#define WM8903_DRC_QR_ENA_MASK 0x0004 /* DRC_QR_ENA */
+#define WM8903_DRC_QR_ENA_SHIFT 2 /* DRC_QR_ENA */
+#define WM8903_DRC_QR_ENA_WIDTH 1 /* DRC_QR_ENA */
+#define WM8903_DRC_ANTICLIP_ENA 0x0002 /* DRC_ANTICLIP_ENA */
+#define WM8903_DRC_ANTICLIP_ENA_MASK 0x0002 /* DRC_ANTICLIP_ENA */
+#define WM8903_DRC_ANTICLIP_ENA_SHIFT 1 /* DRC_ANTICLIP_ENA */
+#define WM8903_DRC_ANTICLIP_ENA_WIDTH 1 /* DRC_ANTICLIP_ENA */
+#define WM8903_DRC_HYST_ENA 0x0001 /* DRC_HYST_ENA */
+#define WM8903_DRC_HYST_ENA_MASK 0x0001 /* DRC_HYST_ENA */
+#define WM8903_DRC_HYST_ENA_SHIFT 0 /* DRC_HYST_ENA */
+#define WM8903_DRC_HYST_ENA_WIDTH 1 /* DRC_HYST_ENA */
+
+/*
+ * R41 (0x29) - DRC 1
+ */
+#define WM8903_DRC_ATTACK_RATE_MASK 0xF000 /* DRC_ATTACK_RATE - [15:12] */
+#define WM8903_DRC_ATTACK_RATE_SHIFT 12 /* DRC_ATTACK_RATE - [15:12] */
+#define WM8903_DRC_ATTACK_RATE_WIDTH 4 /* DRC_ATTACK_RATE - [15:12] */
+#define WM8903_DRC_DECAY_RATE_MASK 0x0F00 /* DRC_DECAY_RATE - [11:8] */
+#define WM8903_DRC_DECAY_RATE_SHIFT 8 /* DRC_DECAY_RATE - [11:8] */
+#define WM8903_DRC_DECAY_RATE_WIDTH 4 /* DRC_DECAY_RATE - [11:8] */
+#define WM8903_DRC_THRESH_QR_MASK 0x00C0 /* DRC_THRESH_QR - [7:6] */
+#define WM8903_DRC_THRESH_QR_SHIFT 6 /* DRC_THRESH_QR - [7:6] */
+#define WM8903_DRC_THRESH_QR_WIDTH 2 /* DRC_THRESH_QR - [7:6] */
+#define WM8903_DRC_RATE_QR_MASK 0x0030 /* DRC_RATE_QR - [5:4] */
+#define WM8903_DRC_RATE_QR_SHIFT 4 /* DRC_RATE_QR - [5:4] */
+#define WM8903_DRC_RATE_QR_WIDTH 2 /* DRC_RATE_QR - [5:4] */
+#define WM8903_DRC_MINGAIN_MASK 0x000C /* DRC_MINGAIN - [3:2] */
+#define WM8903_DRC_MINGAIN_SHIFT 2 /* DRC_MINGAIN - [3:2] */
+#define WM8903_DRC_MINGAIN_WIDTH 2 /* DRC_MINGAIN - [3:2] */
+#define WM8903_DRC_MAXGAIN_MASK 0x0003 /* DRC_MAXGAIN - [1:0] */
+#define WM8903_DRC_MAXGAIN_SHIFT 0 /* DRC_MAXGAIN - [1:0] */
+#define WM8903_DRC_MAXGAIN_WIDTH 2 /* DRC_MAXGAIN - [1:0] */
+
+/*
+ * R42 (0x2A) - DRC 2
+ */
+#define WM8903_DRC_R0_SLOPE_COMP_MASK 0x0038 /* DRC_R0_SLOPE_COMP - [5:3] */
+#define WM8903_DRC_R0_SLOPE_COMP_SHIFT 3 /* DRC_R0_SLOPE_COMP - [5:3] */
+#define WM8903_DRC_R0_SLOPE_COMP_WIDTH 3 /* DRC_R0_SLOPE_COMP - [5:3] */
+#define WM8903_DRC_R1_SLOPE_COMP_MASK 0x0007 /* DRC_R1_SLOPE_COMP - [2:0] */
+#define WM8903_DRC_R1_SLOPE_COMP_SHIFT 0 /* DRC_R1_SLOPE_COMP - [2:0] */
+#define WM8903_DRC_R1_SLOPE_COMP_WIDTH 3 /* DRC_R1_SLOPE_COMP - [2:0] */
+
+/*
+ * R43 (0x2B) - DRC 3
+ */
+#define WM8903_DRC_THRESH_COMP_MASK 0x07E0 /* DRC_THRESH_COMP - [10:5] */
+#define WM8903_DRC_THRESH_COMP_SHIFT 5 /* DRC_THRESH_COMP - [10:5] */
+#define WM8903_DRC_THRESH_COMP_WIDTH 6 /* DRC_THRESH_COMP - [10:5] */
+#define WM8903_DRC_AMP_COMP_MASK 0x001F /* DRC_AMP_COMP - [4:0] */
+#define WM8903_DRC_AMP_COMP_SHIFT 0 /* DRC_AMP_COMP - [4:0] */
+#define WM8903_DRC_AMP_COMP_WIDTH 5 /* DRC_AMP_COMP - [4:0] */
+
+/*
+ * R44 (0x2C) - Analogue Left Input 0
+ */
+#define WM8903_LINMUTE 0x0080 /* LINMUTE */
+#define WM8903_LINMUTE_MASK 0x0080 /* LINMUTE */
+#define WM8903_LINMUTE_SHIFT 7 /* LINMUTE */
+#define WM8903_LINMUTE_WIDTH 1 /* LINMUTE */
+#define WM8903_LIN_VOL_MASK 0x001F /* LIN_VOL - [4:0] */
+#define WM8903_LIN_VOL_SHIFT 0 /* LIN_VOL - [4:0] */
+#define WM8903_LIN_VOL_WIDTH 5 /* LIN_VOL - [4:0] */
+
+/*
+ * R45 (0x2D) - Analogue Right Input 0
+ */
+#define WM8903_RINMUTE 0x0080 /* RINMUTE */
+#define WM8903_RINMUTE_MASK 0x0080 /* RINMUTE */
+#define WM8903_RINMUTE_SHIFT 7 /* RINMUTE */
+#define WM8903_RINMUTE_WIDTH 1 /* RINMUTE */
+#define WM8903_RIN_VOL_MASK 0x001F /* RIN_VOL - [4:0] */
+#define WM8903_RIN_VOL_SHIFT 0 /* RIN_VOL - [4:0] */
+#define WM8903_RIN_VOL_WIDTH 5 /* RIN_VOL - [4:0] */
+
+/*
+ * R46 (0x2E) - Analogue Left Input 1
+ */
+#define WM8903_INL_CM_ENA 0x0040 /* INL_CM_ENA */
+#define WM8903_INL_CM_ENA_MASK 0x0040 /* INL_CM_ENA */
+#define WM8903_INL_CM_ENA_SHIFT 6 /* INL_CM_ENA */
+#define WM8903_INL_CM_ENA_WIDTH 1 /* INL_CM_ENA */
+#define WM8903_L_IP_SEL_N_MASK 0x0030 /* L_IP_SEL_N - [5:4] */
+#define WM8903_L_IP_SEL_N_SHIFT 4 /* L_IP_SEL_N - [5:4] */
+#define WM8903_L_IP_SEL_N_WIDTH 2 /* L_IP_SEL_N - [5:4] */
+#define WM8903_L_IP_SEL_P_MASK 0x000C /* L_IP_SEL_P - [3:2] */
+#define WM8903_L_IP_SEL_P_SHIFT 2 /* L_IP_SEL_P - [3:2] */
+#define WM8903_L_IP_SEL_P_WIDTH 2 /* L_IP_SEL_P - [3:2] */
+#define WM8903_L_MODE_MASK 0x0003 /* L_MODE - [1:0] */
+#define WM8903_L_MODE_SHIFT 0 /* L_MODE - [1:0] */
+#define WM8903_L_MODE_WIDTH 2 /* L_MODE - [1:0] */
+
+/*
+ * R47 (0x2F) - Analogue Right Input 1
+ */
+#define WM8903_INR_CM_ENA 0x0040 /* INR_CM_ENA */
+#define WM8903_INR_CM_ENA_MASK 0x0040 /* INR_CM_ENA */
+#define WM8903_INR_CM_ENA_SHIFT 6 /* INR_CM_ENA */
+#define WM8903_INR_CM_ENA_WIDTH 1 /* INR_CM_ENA */
+#define WM8903_R_IP_SEL_N_MASK 0x0030 /* R_IP_SEL_N - [5:4] */
+#define WM8903_R_IP_SEL_N_SHIFT 4 /* R_IP_SEL_N - [5:4] */
+#define WM8903_R_IP_SEL_N_WIDTH 2 /* R_IP_SEL_N - [5:4] */
+#define WM8903_R_IP_SEL_P_MASK 0x000C /* R_IP_SEL_P - [3:2] */
+#define WM8903_R_IP_SEL_P_SHIFT 2 /* R_IP_SEL_P - [3:2] */
+#define WM8903_R_IP_SEL_P_WIDTH 2 /* R_IP_SEL_P - [3:2] */
+#define WM8903_R_MODE_MASK 0x0003 /* R_MODE - [1:0] */
+#define WM8903_R_MODE_SHIFT 0 /* R_MODE - [1:0] */
+#define WM8903_R_MODE_WIDTH 2 /* R_MODE - [1:0] */
+
+/*
+ * R50 (0x32) - Analogue Left Mix 0
+ */
+#define WM8903_DACL_TO_MIXOUTL 0x0008 /* DACL_TO_MIXOUTL */
+#define WM8903_DACL_TO_MIXOUTL_MASK 0x0008 /* DACL_TO_MIXOUTL */
+#define WM8903_DACL_TO_MIXOUTL_SHIFT 3 /* DACL_TO_MIXOUTL */
+#define WM8903_DACL_TO_MIXOUTL_WIDTH 1 /* DACL_TO_MIXOUTL */
+#define WM8903_DACR_TO_MIXOUTL 0x0004 /* DACR_TO_MIXOUTL */
+#define WM8903_DACR_TO_MIXOUTL_MASK 0x0004 /* DACR_TO_MIXOUTL */
+#define WM8903_DACR_TO_MIXOUTL_SHIFT 2 /* DACR_TO_MIXOUTL */
+#define WM8903_DACR_TO_MIXOUTL_WIDTH 1 /* DACR_TO_MIXOUTL */
+#define WM8903_BYPASSL_TO_MIXOUTL 0x0002 /* BYPASSL_TO_MIXOUTL */
+#define WM8903_BYPASSL_TO_MIXOUTL_MASK 0x0002 /* BYPASSL_TO_MIXOUTL */
+#define WM8903_BYPASSL_TO_MIXOUTL_SHIFT 1 /* BYPASSL_TO_MIXOUTL */
+#define WM8903_BYPASSL_TO_MIXOUTL_WIDTH 1 /* BYPASSL_TO_MIXOUTL */
+#define WM8903_BYPASSR_TO_MIXOUTL 0x0001 /* BYPASSR_TO_MIXOUTL */
+#define WM8903_BYPASSR_TO_MIXOUTL_MASK 0x0001 /* BYPASSR_TO_MIXOUTL */
+#define WM8903_BYPASSR_TO_MIXOUTL_SHIFT 0 /* BYPASSR_TO_MIXOUTL */
+#define WM8903_BYPASSR_TO_MIXOUTL_WIDTH 1 /* BYPASSR_TO_MIXOUTL */
+
+/*
+ * R51 (0x33) - Analogue Right Mix 0
+ */
+#define WM8903_DACL_TO_MIXOUTR 0x0008 /* DACL_TO_MIXOUTR */
+#define WM8903_DACL_TO_MIXOUTR_MASK 0x0008 /* DACL_TO_MIXOUTR */
+#define WM8903_DACL_TO_MIXOUTR_SHIFT 3 /* DACL_TO_MIXOUTR */
+#define WM8903_DACL_TO_MIXOUTR_WIDTH 1 /* DACL_TO_MIXOUTR */
+#define WM8903_DACR_TO_MIXOUTR 0x0004 /* DACR_TO_MIXOUTR */
+#define WM8903_DACR_TO_MIXOUTR_MASK 0x0004 /* DACR_TO_MIXOUTR */
+#define WM8903_DACR_TO_MIXOUTR_SHIFT 2 /* DACR_TO_MIXOUTR */
+#define WM8903_DACR_TO_MIXOUTR_WIDTH 1 /* DACR_TO_MIXOUTR */
+#define WM8903_BYPASSL_TO_MIXOUTR 0x0002 /* BYPASSL_TO_MIXOUTR */
+#define WM8903_BYPASSL_TO_MIXOUTR_MASK 0x0002 /* BYPASSL_TO_MIXOUTR */
+#define WM8903_BYPASSL_TO_MIXOUTR_SHIFT 1 /* BYPASSL_TO_MIXOUTR */
+#define WM8903_BYPASSL_TO_MIXOUTR_WIDTH 1 /* BYPASSL_TO_MIXOUTR */
+#define WM8903_BYPASSR_TO_MIXOUTR 0x0001 /* BYPASSR_TO_MIXOUTR */
+#define WM8903_BYPASSR_TO_MIXOUTR_MASK 0x0001 /* BYPASSR_TO_MIXOUTR */
+#define WM8903_BYPASSR_TO_MIXOUTR_SHIFT 0 /* BYPASSR_TO_MIXOUTR */
+#define WM8903_BYPASSR_TO_MIXOUTR_WIDTH 1 /* BYPASSR_TO_MIXOUTR */
+
+/*
+ * R52 (0x34) - Analogue Spk Mix Left 0
+ */
+#define WM8903_DACL_TO_MIXSPKL 0x0008 /* DACL_TO_MIXSPKL */
+#define WM8903_DACL_TO_MIXSPKL_MASK 0x0008 /* DACL_TO_MIXSPKL */
+#define WM8903_DACL_TO_MIXSPKL_SHIFT 3 /* DACL_TO_MIXSPKL */
+#define WM8903_DACL_TO_MIXSPKL_WIDTH 1 /* DACL_TO_MIXSPKL */
+#define WM8903_DACR_TO_MIXSPKL 0x0004 /* DACR_TO_MIXSPKL */
+#define WM8903_DACR_TO_MIXSPKL_MASK 0x0004 /* DACR_TO_MIXSPKL */
+#define WM8903_DACR_TO_MIXSPKL_SHIFT 2 /* DACR_TO_MIXSPKL */
+#define WM8903_DACR_TO_MIXSPKL_WIDTH 1 /* DACR_TO_MIXSPKL */
+#define WM8903_BYPASSL_TO_MIXSPKL 0x0002 /* BYPASSL_TO_MIXSPKL */
+#define WM8903_BYPASSL_TO_MIXSPKL_MASK 0x0002 /* BYPASSL_TO_MIXSPKL */
+#define WM8903_BYPASSL_TO_MIXSPKL_SHIFT 1 /* BYPASSL_TO_MIXSPKL */
+#define WM8903_BYPASSL_TO_MIXSPKL_WIDTH 1 /* BYPASSL_TO_MIXSPKL */
+#define WM8903_BYPASSR_TO_MIXSPKL 0x0001 /* BYPASSR_TO_MIXSPKL */
+#define WM8903_BYPASSR_TO_MIXSPKL_MASK 0x0001 /* BYPASSR_TO_MIXSPKL */
+#define WM8903_BYPASSR_TO_MIXSPKL_SHIFT 0 /* BYPASSR_TO_MIXSPKL */
+#define WM8903_BYPASSR_TO_MIXSPKL_WIDTH 1 /* BYPASSR_TO_MIXSPKL */
+
+/*
+ * R53 (0x35) - Analogue Spk Mix Left 1
+ */
+#define WM8903_DACL_MIXSPKL_VOL 0x0008 /* DACL_MIXSPKL_VOL */
+#define WM8903_DACL_MIXSPKL_VOL_MASK 0x0008 /* DACL_MIXSPKL_VOL */
+#define WM8903_DACL_MIXSPKL_VOL_SHIFT 3 /* DACL_MIXSPKL_VOL */
+#define WM8903_DACL_MIXSPKL_VOL_WIDTH 1 /* DACL_MIXSPKL_VOL */
+#define WM8903_DACR_MIXSPKL_VOL 0x0004 /* DACR_MIXSPKL_VOL */
+#define WM8903_DACR_MIXSPKL_VOL_MASK 0x0004 /* DACR_MIXSPKL_VOL */
+#define WM8903_DACR_MIXSPKL_VOL_SHIFT 2 /* DACR_MIXSPKL_VOL */
+#define WM8903_DACR_MIXSPKL_VOL_WIDTH 1 /* DACR_MIXSPKL_VOL */
+#define WM8903_BYPASSL_MIXSPKL_VOL 0x0002 /* BYPASSL_MIXSPKL_VOL */
+#define WM8903_BYPASSL_MIXSPKL_VOL_MASK 0x0002 /* BYPASSL_MIXSPKL_VOL */
+#define WM8903_BYPASSL_MIXSPKL_VOL_SHIFT 1 /* BYPASSL_MIXSPKL_VOL */
+#define WM8903_BYPASSL_MIXSPKL_VOL_WIDTH 1 /* BYPASSL_MIXSPKL_VOL */
+#define WM8903_BYPASSR_MIXSPKL_VOL 0x0001 /* BYPASSR_MIXSPKL_VOL */
+#define WM8903_BYPASSR_MIXSPKL_VOL_MASK 0x0001 /* BYPASSR_MIXSPKL_VOL */
+#define WM8903_BYPASSR_MIXSPKL_VOL_SHIFT 0 /* BYPASSR_MIXSPKL_VOL */
+#define WM8903_BYPASSR_MIXSPKL_VOL_WIDTH 1 /* BYPASSR_MIXSPKL_VOL */
+
+/*
+ * R54 (0x36) - Analogue Spk Mix Right 0
+ */
+#define WM8903_DACL_TO_MIXSPKR 0x0008 /* DACL_TO_MIXSPKR */
+#define WM8903_DACL_TO_MIXSPKR_MASK 0x0008 /* DACL_TO_MIXSPKR */
+#define WM8903_DACL_TO_MIXSPKR_SHIFT 3 /* DACL_TO_MIXSPKR */
+#define WM8903_DACL_TO_MIXSPKR_WIDTH 1 /* DACL_TO_MIXSPKR */
+#define WM8903_DACR_TO_MIXSPKR 0x0004 /* DACR_TO_MIXSPKR */
+#define WM8903_DACR_TO_MIXSPKR_MASK 0x0004 /* DACR_TO_MIXSPKR */
+#define WM8903_DACR_TO_MIXSPKR_SHIFT 2 /* DACR_TO_MIXSPKR */
+#define WM8903_DACR_TO_MIXSPKR_WIDTH 1 /* DACR_TO_MIXSPKR */
+#define WM8903_BYPASSL_TO_MIXSPKR 0x0002 /* BYPASSL_TO_MIXSPKR */
+#define WM8903_BYPASSL_TO_MIXSPKR_MASK 0x0002 /* BYPASSL_TO_MIXSPKR */
+#define WM8903_BYPASSL_TO_MIXSPKR_SHIFT 1 /* BYPASSL_TO_MIXSPKR */
+#define WM8903_BYPASSL_TO_MIXSPKR_WIDTH 1 /* BYPASSL_TO_MIXSPKR */
+#define WM8903_BYPASSR_TO_MIXSPKR 0x0001 /* BYPASSR_TO_MIXSPKR */
+#define WM8903_BYPASSR_TO_MIXSPKR_MASK 0x0001 /* BYPASSR_TO_MIXSPKR */
+#define WM8903_BYPASSR_TO_MIXSPKR_SHIFT 0 /* BYPASSR_TO_MIXSPKR */
+#define WM8903_BYPASSR_TO_MIXSPKR_WIDTH 1 /* BYPASSR_TO_MIXSPKR */
+
+/*
+ * R55 (0x37) - Analogue Spk Mix Right 1
+ */
+#define WM8903_DACL_MIXSPKR_VOL 0x0008 /* DACL_MIXSPKR_VOL */
+#define WM8903_DACL_MIXSPKR_VOL_MASK 0x0008 /* DACL_MIXSPKR_VOL */
+#define WM8903_DACL_MIXSPKR_VOL_SHIFT 3 /* DACL_MIXSPKR_VOL */
+#define WM8903_DACL_MIXSPKR_VOL_WIDTH 1 /* DACL_MIXSPKR_VOL */
+#define WM8903_DACR_MIXSPKR_VOL 0x0004 /* DACR_MIXSPKR_VOL */
+#define WM8903_DACR_MIXSPKR_VOL_MASK 0x0004 /* DACR_MIXSPKR_VOL */
+#define WM8903_DACR_MIXSPKR_VOL_SHIFT 2 /* DACR_MIXSPKR_VOL */
+#define WM8903_DACR_MIXSPKR_VOL_WIDTH 1 /* DACR_MIXSPKR_VOL */
+#define WM8903_BYPASSL_MIXSPKR_VOL 0x0002 /* BYPASSL_MIXSPKR_VOL */
+#define WM8903_BYPASSL_MIXSPKR_VOL_MASK 0x0002 /* BYPASSL_MIXSPKR_VOL */
+#define WM8903_BYPASSL_MIXSPKR_VOL_SHIFT 1 /* BYPASSL_MIXSPKR_VOL */
+#define WM8903_BYPASSL_MIXSPKR_VOL_WIDTH 1 /* BYPASSL_MIXSPKR_VOL */
+#define WM8903_BYPASSR_MIXSPKR_VOL 0x0001 /* BYPASSR_MIXSPKR_VOL */
+#define WM8903_BYPASSR_MIXSPKR_VOL_MASK 0x0001 /* BYPASSR_MIXSPKR_VOL */
+#define WM8903_BYPASSR_MIXSPKR_VOL_SHIFT 0 /* BYPASSR_MIXSPKR_VOL */
+#define WM8903_BYPASSR_MIXSPKR_VOL_WIDTH 1 /* BYPASSR_MIXSPKR_VOL */
+
+/*
+ * R57 (0x39) - Analogue OUT1 Left
+ */
+#define WM8903_HPL_MUTE 0x0100 /* HPL_MUTE */
+#define WM8903_HPL_MUTE_MASK 0x0100 /* HPL_MUTE */
+#define WM8903_HPL_MUTE_SHIFT 8 /* HPL_MUTE */
+#define WM8903_HPL_MUTE_WIDTH 1 /* HPL_MUTE */
+#define WM8903_HPOUTVU 0x0080 /* HPOUTVU */
+#define WM8903_HPOUTVU_MASK 0x0080 /* HPOUTVU */
+#define WM8903_HPOUTVU_SHIFT 7 /* HPOUTVU */
+#define WM8903_HPOUTVU_WIDTH 1 /* HPOUTVU */
+#define WM8903_HPOUTLZC 0x0040 /* HPOUTLZC */
+#define WM8903_HPOUTLZC_MASK 0x0040 /* HPOUTLZC */
+#define WM8903_HPOUTLZC_SHIFT 6 /* HPOUTLZC */
+#define WM8903_HPOUTLZC_WIDTH 1 /* HPOUTLZC */
+#define WM8903_HPOUTL_VOL_MASK 0x003F /* HPOUTL_VOL - [5:0] */
+#define WM8903_HPOUTL_VOL_SHIFT 0 /* HPOUTL_VOL - [5:0] */
+#define WM8903_HPOUTL_VOL_WIDTH 6 /* HPOUTL_VOL - [5:0] */
+
+/*
+ * R58 (0x3A) - Analogue OUT1 Right
+ */
+#define WM8903_HPR_MUTE 0x0100 /* HPR_MUTE */
+#define WM8903_HPR_MUTE_MASK 0x0100 /* HPR_MUTE */
+#define WM8903_HPR_MUTE_SHIFT 8 /* HPR_MUTE */
+#define WM8903_HPR_MUTE_WIDTH 1 /* HPR_MUTE */
+#define WM8903_HPOUTVU 0x0080 /* HPOUTVU */
+#define WM8903_HPOUTVU_MASK 0x0080 /* HPOUTVU */
+#define WM8903_HPOUTVU_SHIFT 7 /* HPOUTVU */
+#define WM8903_HPOUTVU_WIDTH 1 /* HPOUTVU */
+#define WM8903_HPOUTRZC 0x0040 /* HPOUTRZC */
+#define WM8903_HPOUTRZC_MASK 0x0040 /* HPOUTRZC */
+#define WM8903_HPOUTRZC_SHIFT 6 /* HPOUTRZC */
+#define WM8903_HPOUTRZC_WIDTH 1 /* HPOUTRZC */
+#define WM8903_HPOUTR_VOL_MASK 0x003F /* HPOUTR_VOL - [5:0] */
+#define WM8903_HPOUTR_VOL_SHIFT 0 /* HPOUTR_VOL - [5:0] */
+#define WM8903_HPOUTR_VOL_WIDTH 6 /* HPOUTR_VOL - [5:0] */
+
+/*
+ * R59 (0x3B) - Analogue OUT2 Left
+ */
+#define WM8903_LINEOUTL_MUTE 0x0100 /* LINEOUTL_MUTE */
+#define WM8903_LINEOUTL_MUTE_MASK 0x0100 /* LINEOUTL_MUTE */
+#define WM8903_LINEOUTL_MUTE_SHIFT 8 /* LINEOUTL_MUTE */
+#define WM8903_LINEOUTL_MUTE_WIDTH 1 /* LINEOUTL_MUTE */
+#define WM8903_LINEOUTVU 0x0080 /* LINEOUTVU */
+#define WM8903_LINEOUTVU_MASK 0x0080 /* LINEOUTVU */
+#define WM8903_LINEOUTVU_SHIFT 7 /* LINEOUTVU */
+#define WM8903_LINEOUTVU_WIDTH 1 /* LINEOUTVU */
+#define WM8903_LINEOUTLZC 0x0040 /* LINEOUTLZC */
+#define WM8903_LINEOUTLZC_MASK 0x0040 /* LINEOUTLZC */
+#define WM8903_LINEOUTLZC_SHIFT 6 /* LINEOUTLZC */
+#define WM8903_LINEOUTLZC_WIDTH 1 /* LINEOUTLZC */
+#define WM8903_LINEOUTL_VOL_MASK 0x003F /* LINEOUTL_VOL - [5:0] */
+#define WM8903_LINEOUTL_VOL_SHIFT 0 /* LINEOUTL_VOL - [5:0] */
+#define WM8903_LINEOUTL_VOL_WIDTH 6 /* LINEOUTL_VOL - [5:0] */
+
+/*
+ * R60 (0x3C) - Analogue OUT2 Right
+ */
+#define WM8903_LINEOUTR_MUTE 0x0100 /* LINEOUTR_MUTE */
+#define WM8903_LINEOUTR_MUTE_MASK 0x0100 /* LINEOUTR_MUTE */
+#define WM8903_LINEOUTR_MUTE_SHIFT 8 /* LINEOUTR_MUTE */
+#define WM8903_LINEOUTR_MUTE_WIDTH 1 /* LINEOUTR_MUTE */
+#define WM8903_LINEOUTVU 0x0080 /* LINEOUTVU */
+#define WM8903_LINEOUTVU_MASK 0x0080 /* LINEOUTVU */
+#define WM8903_LINEOUTVU_SHIFT 7 /* LINEOUTVU */
+#define WM8903_LINEOUTVU_WIDTH 1 /* LINEOUTVU */
+#define WM8903_LINEOUTRZC 0x0040 /* LINEOUTRZC */
+#define WM8903_LINEOUTRZC_MASK 0x0040 /* LINEOUTRZC */
+#define WM8903_LINEOUTRZC_SHIFT 6 /* LINEOUTRZC */
+#define WM8903_LINEOUTRZC_WIDTH 1 /* LINEOUTRZC */
+#define WM8903_LINEOUTR_VOL_MASK 0x003F /* LINEOUTR_VOL - [5:0] */
+#define WM8903_LINEOUTR_VOL_SHIFT 0 /* LINEOUTR_VOL - [5:0] */
+#define WM8903_LINEOUTR_VOL_WIDTH 6 /* LINEOUTR_VOL - [5:0] */
+
+/*
+ * R62 (0x3E) - Analogue OUT3 Left
+ */
+#define WM8903_SPKL_MUTE 0x0100 /* SPKL_MUTE */
+#define WM8903_SPKL_MUTE_MASK 0x0100 /* SPKL_MUTE */
+#define WM8903_SPKL_MUTE_SHIFT 8 /* SPKL_MUTE */
+#define WM8903_SPKL_MUTE_WIDTH 1 /* SPKL_MUTE */
+#define WM8903_SPKVU 0x0080 /* SPKVU */
+#define WM8903_SPKVU_MASK 0x0080 /* SPKVU */
+#define WM8903_SPKVU_SHIFT 7 /* SPKVU */
+#define WM8903_SPKVU_WIDTH 1 /* SPKVU */
+#define WM8903_SPKLZC 0x0040 /* SPKLZC */
+#define WM8903_SPKLZC_MASK 0x0040 /* SPKLZC */
+#define WM8903_SPKLZC_SHIFT 6 /* SPKLZC */
+#define WM8903_SPKLZC_WIDTH 1 /* SPKLZC */
+#define WM8903_SPKL_VOL_MASK 0x003F /* SPKL_VOL - [5:0] */
+#define WM8903_SPKL_VOL_SHIFT 0 /* SPKL_VOL - [5:0] */
+#define WM8903_SPKL_VOL_WIDTH 6 /* SPKL_VOL - [5:0] */
+
+/*
+ * R63 (0x3F) - Analogue OUT3 Right
+ */
+#define WM8903_SPKR_MUTE 0x0100 /* SPKR_MUTE */
+#define WM8903_SPKR_MUTE_MASK 0x0100 /* SPKR_MUTE */
+#define WM8903_SPKR_MUTE_SHIFT 8 /* SPKR_MUTE */
+#define WM8903_SPKR_MUTE_WIDTH 1 /* SPKR_MUTE */
+#define WM8903_SPKVU 0x0080 /* SPKVU */
+#define WM8903_SPKVU_MASK 0x0080 /* SPKVU */
+#define WM8903_SPKVU_SHIFT 7 /* SPKVU */
+#define WM8903_SPKVU_WIDTH 1 /* SPKVU */
+#define WM8903_SPKRZC 0x0040 /* SPKRZC */
+#define WM8903_SPKRZC_MASK 0x0040 /* SPKRZC */
+#define WM8903_SPKRZC_SHIFT 6 /* SPKRZC */
+#define WM8903_SPKRZC_WIDTH 1 /* SPKRZC */
+#define WM8903_SPKR_VOL_MASK 0x003F /* SPKR_VOL - [5:0] */
+#define WM8903_SPKR_VOL_SHIFT 0 /* SPKR_VOL - [5:0] */
+#define WM8903_SPKR_VOL_WIDTH 6 /* SPKR_VOL - [5:0] */
+
+/*
+ * R65 (0x41) - Analogue SPK Output Control 0
+ */
+#define WM8903_SPK_DISCHARGE 0x0002 /* SPK_DISCHARGE */
+#define WM8903_SPK_DISCHARGE_MASK 0x0002 /* SPK_DISCHARGE */
+#define WM8903_SPK_DISCHARGE_SHIFT 1 /* SPK_DISCHARGE */
+#define WM8903_SPK_DISCHARGE_WIDTH 1 /* SPK_DISCHARGE */
+#define WM8903_VROI 0x0001 /* VROI */
+#define WM8903_VROI_MASK 0x0001 /* VROI */
+#define WM8903_VROI_SHIFT 0 /* VROI */
+#define WM8903_VROI_WIDTH 1 /* VROI */
+
+/*
+ * R67 (0x43) - DC Servo 0
+ */
+#define WM8903_DCS_MASTER_ENA 0x0010 /* DCS_MASTER_ENA */
+#define WM8903_DCS_MASTER_ENA_MASK 0x0010 /* DCS_MASTER_ENA */
+#define WM8903_DCS_MASTER_ENA_SHIFT 4 /* DCS_MASTER_ENA */
+#define WM8903_DCS_MASTER_ENA_WIDTH 1 /* DCS_MASTER_ENA */
+#define WM8903_DCS_ENA_MASK 0x000F /* DCS_ENA - [3:0] */
+#define WM8903_DCS_ENA_SHIFT 0 /* DCS_ENA - [3:0] */
+#define WM8903_DCS_ENA_WIDTH 4 /* DCS_ENA - [3:0] */
+
+/*
+ * R69 (0x45) - DC Servo 2
+ */
+#define WM8903_DCS_MODE_MASK 0x0003 /* DCS_MODE - [1:0] */
+#define WM8903_DCS_MODE_SHIFT 0 /* DCS_MODE - [1:0] */
+#define WM8903_DCS_MODE_WIDTH 2 /* DCS_MODE - [1:0] */
+
+/*
+ * R90 (0x5A) - Analogue HP 0
+ */
+#define WM8903_HPL_RMV_SHORT 0x0080 /* HPL_RMV_SHORT */
+#define WM8903_HPL_RMV_SHORT_MASK 0x0080 /* HPL_RMV_SHORT */
+#define WM8903_HPL_RMV_SHORT_SHIFT 7 /* HPL_RMV_SHORT */
+#define WM8903_HPL_RMV_SHORT_WIDTH 1 /* HPL_RMV_SHORT */
+#define WM8903_HPL_ENA_OUTP 0x0040 /* HPL_ENA_OUTP */
+#define WM8903_HPL_ENA_OUTP_MASK 0x0040 /* HPL_ENA_OUTP */
+#define WM8903_HPL_ENA_OUTP_SHIFT 6 /* HPL_ENA_OUTP */
+#define WM8903_HPL_ENA_OUTP_WIDTH 1 /* HPL_ENA_OUTP */
+#define WM8903_HPL_ENA_DLY 0x0020 /* HPL_ENA_DLY */
+#define WM8903_HPL_ENA_DLY_MASK 0x0020 /* HPL_ENA_DLY */
+#define WM8903_HPL_ENA_DLY_SHIFT 5 /* HPL_ENA_DLY */
+#define WM8903_HPL_ENA_DLY_WIDTH 1 /* HPL_ENA_DLY */
+#define WM8903_HPL_ENA 0x0010 /* HPL_ENA */
+#define WM8903_HPL_ENA_MASK 0x0010 /* HPL_ENA */
+#define WM8903_HPL_ENA_SHIFT 4 /* HPL_ENA */
+#define WM8903_HPL_ENA_WIDTH 1 /* HPL_ENA */
+#define WM8903_HPR_RMV_SHORT 0x0008 /* HPR_RMV_SHORT */
+#define WM8903_HPR_RMV_SHORT_MASK 0x0008 /* HPR_RMV_SHORT */
+#define WM8903_HPR_RMV_SHORT_SHIFT 3 /* HPR_RMV_SHORT */
+#define WM8903_HPR_RMV_SHORT_WIDTH 1 /* HPR_RMV_SHORT */
+#define WM8903_HPR_ENA_OUTP 0x0004 /* HPR_ENA_OUTP */
+#define WM8903_HPR_ENA_OUTP_MASK 0x0004 /* HPR_ENA_OUTP */
+#define WM8903_HPR_ENA_OUTP_SHIFT 2 /* HPR_ENA_OUTP */
+#define WM8903_HPR_ENA_OUTP_WIDTH 1 /* HPR_ENA_OUTP */
+#define WM8903_HPR_ENA_DLY 0x0002 /* HPR_ENA_DLY */
+#define WM8903_HPR_ENA_DLY_MASK 0x0002 /* HPR_ENA_DLY */
+#define WM8903_HPR_ENA_DLY_SHIFT 1 /* HPR_ENA_DLY */
+#define WM8903_HPR_ENA_DLY_WIDTH 1 /* HPR_ENA_DLY */
+#define WM8903_HPR_ENA 0x0001 /* HPR_ENA */
+#define WM8903_HPR_ENA_MASK 0x0001 /* HPR_ENA */
+#define WM8903_HPR_ENA_SHIFT 0 /* HPR_ENA */
+#define WM8903_HPR_ENA_WIDTH 1 /* HPR_ENA */
+
+/*
+ * R94 (0x5E) - Analogue Lineout 0
+ */
+#define WM8903_LINEOUTL_RMV_SHORT 0x0080 /* LINEOUTL_RMV_SHORT */
+#define WM8903_LINEOUTL_RMV_SHORT_MASK 0x0080 /* LINEOUTL_RMV_SHORT */
+#define WM8903_LINEOUTL_RMV_SHORT_SHIFT 7 /* LINEOUTL_RMV_SHORT */
+#define WM8903_LINEOUTL_RMV_SHORT_WIDTH 1 /* LINEOUTL_RMV_SHORT */
+#define WM8903_LINEOUTL_ENA_OUTP 0x0040 /* LINEOUTL_ENA_OUTP */
+#define WM8903_LINEOUTL_ENA_OUTP_MASK 0x0040 /* LINEOUTL_ENA_OUTP */
+#define WM8903_LINEOUTL_ENA_OUTP_SHIFT 6 /* LINEOUTL_ENA_OUTP */
+#define WM8903_LINEOUTL_ENA_OUTP_WIDTH 1 /* LINEOUTL_ENA_OUTP */
+#define WM8903_LINEOUTL_ENA_DLY 0x0020 /* LINEOUTL_ENA_DLY */
+#define WM8903_LINEOUTL_ENA_DLY_MASK 0x0020 /* LINEOUTL_ENA_DLY */
+#define WM8903_LINEOUTL_ENA_DLY_SHIFT 5 /* LINEOUTL_ENA_DLY */
+#define WM8903_LINEOUTL_ENA_DLY_WIDTH 1 /* LINEOUTL_ENA_DLY */
+#define WM8903_LINEOUTL_ENA 0x0010 /* LINEOUTL_ENA */
+#define WM8903_LINEOUTL_ENA_MASK 0x0010 /* LINEOUTL_ENA */
+#define WM8903_LINEOUTL_ENA_SHIFT 4 /* LINEOUTL_ENA */
+#define WM8903_LINEOUTL_ENA_WIDTH 1 /* LINEOUTL_ENA */
+#define WM8903_LINEOUTR_RMV_SHORT 0x0008 /* LINEOUTR_RMV_SHORT */
+#define WM8903_LINEOUTR_RMV_SHORT_MASK 0x0008 /* LINEOUTR_RMV_SHORT */
+#define WM8903_LINEOUTR_RMV_SHORT_SHIFT 3 /* LINEOUTR_RMV_SHORT */
+#define WM8903_LINEOUTR_RMV_SHORT_WIDTH 1 /* LINEOUTR_RMV_SHORT */
+#define WM8903_LINEOUTR_ENA_OUTP 0x0004 /* LINEOUTR_ENA_OUTP */
+#define WM8903_LINEOUTR_ENA_OUTP_MASK 0x0004 /* LINEOUTR_ENA_OUTP */
+#define WM8903_LINEOUTR_ENA_OUTP_SHIFT 2 /* LINEOUTR_ENA_OUTP */
+#define WM8903_LINEOUTR_ENA_OUTP_WIDTH 1 /* LINEOUTR_ENA_OUTP */
+#define WM8903_LINEOUTR_ENA_DLY 0x0002 /* LINEOUTR_ENA_DLY */
+#define WM8903_LINEOUTR_ENA_DLY_MASK 0x0002 /* LINEOUTR_ENA_DLY */
+#define WM8903_LINEOUTR_ENA_DLY_SHIFT 1 /* LINEOUTR_ENA_DLY */
+#define WM8903_LINEOUTR_ENA_DLY_WIDTH 1 /* LINEOUTR_ENA_DLY */
+#define WM8903_LINEOUTR_ENA 0x0001 /* LINEOUTR_ENA */
+#define WM8903_LINEOUTR_ENA_MASK 0x0001 /* LINEOUTR_ENA */
+#define WM8903_LINEOUTR_ENA_SHIFT 0 /* LINEOUTR_ENA */
+#define WM8903_LINEOUTR_ENA_WIDTH 1 /* LINEOUTR_ENA */
+
+/*
+ * R98 (0x62) - Charge Pump 0
+ */
+#define WM8903_CP_ENA 0x0001 /* CP_ENA */
+#define WM8903_CP_ENA_MASK 0x0001 /* CP_ENA */
+#define WM8903_CP_ENA_SHIFT 0 /* CP_ENA */
+#define WM8903_CP_ENA_WIDTH 1 /* CP_ENA */
+
+/*
+ * R104 (0x68) - Class W 0
+ */
+#define WM8903_CP_DYN_FREQ 0x0002 /* CP_DYN_FREQ */
+#define WM8903_CP_DYN_FREQ_MASK 0x0002 /* CP_DYN_FREQ */
+#define WM8903_CP_DYN_FREQ_SHIFT 1 /* CP_DYN_FREQ */
+#define WM8903_CP_DYN_FREQ_WIDTH 1 /* CP_DYN_FREQ */
+#define WM8903_CP_DYN_V 0x0001 /* CP_DYN_V */
+#define WM8903_CP_DYN_V_MASK 0x0001 /* CP_DYN_V */
+#define WM8903_CP_DYN_V_SHIFT 0 /* CP_DYN_V */
+#define WM8903_CP_DYN_V_WIDTH 1 /* CP_DYN_V */
+
+/*
+ * R108 (0x6C) - Write Sequencer 0
+ */
+#define WM8903_WSEQ_ENA 0x0100 /* WSEQ_ENA */
+#define WM8903_WSEQ_ENA_MASK 0x0100 /* WSEQ_ENA */
+#define WM8903_WSEQ_ENA_SHIFT 8 /* WSEQ_ENA */
+#define WM8903_WSEQ_ENA_WIDTH 1 /* WSEQ_ENA */
+#define WM8903_WSEQ_WRITE_INDEX_MASK 0x001F /* WSEQ_WRITE_INDEX - [4:0] */
+#define WM8903_WSEQ_WRITE_INDEX_SHIFT 0 /* WSEQ_WRITE_INDEX - [4:0] */
+#define WM8903_WSEQ_WRITE_INDEX_WIDTH 5 /* WSEQ_WRITE_INDEX - [4:0] */
+
+/*
+ * R109 (0x6D) - Write Sequencer 1
+ */
+#define WM8903_WSEQ_DATA_WIDTH_MASK 0x7000 /* WSEQ_DATA_WIDTH - [14:12] */
+#define WM8903_WSEQ_DATA_WIDTH_SHIFT 12 /* WSEQ_DATA_WIDTH - [14:12] */
+#define WM8903_WSEQ_DATA_WIDTH_WIDTH 3 /* WSEQ_DATA_WIDTH - [14:12] */
+#define WM8903_WSEQ_DATA_START_MASK 0x0F00 /* WSEQ_DATA_START - [11:8] */
+#define WM8903_WSEQ_DATA_START_SHIFT 8 /* WSEQ_DATA_START - [11:8] */
+#define WM8903_WSEQ_DATA_START_WIDTH 4 /* WSEQ_DATA_START - [11:8] */
+#define WM8903_WSEQ_ADDR_MASK 0x00FF /* WSEQ_ADDR - [7:0] */
+#define WM8903_WSEQ_ADDR_SHIFT 0 /* WSEQ_ADDR - [7:0] */
+#define WM8903_WSEQ_ADDR_WIDTH 8 /* WSEQ_ADDR - [7:0] */
+
+/*
+ * R110 (0x6E) - Write Sequencer 2
+ */
+#define WM8903_WSEQ_EOS 0x4000 /* WSEQ_EOS */
+#define WM8903_WSEQ_EOS_MASK 0x4000 /* WSEQ_EOS */
+#define WM8903_WSEQ_EOS_SHIFT 14 /* WSEQ_EOS */
+#define WM8903_WSEQ_EOS_WIDTH 1 /* WSEQ_EOS */
+#define WM8903_WSEQ_DELAY_MASK 0x0F00 /* WSEQ_DELAY - [11:8] */
+#define WM8903_WSEQ_DELAY_SHIFT 8 /* WSEQ_DELAY - [11:8] */
+#define WM8903_WSEQ_DELAY_WIDTH 4 /* WSEQ_DELAY - [11:8] */
+#define WM8903_WSEQ_DATA_MASK 0x00FF /* WSEQ_DATA - [7:0] */
+#define WM8903_WSEQ_DATA_SHIFT 0 /* WSEQ_DATA - [7:0] */
+#define WM8903_WSEQ_DATA_WIDTH 8 /* WSEQ_DATA - [7:0] */
+
+/*
+ * R111 (0x6F) - Write Sequencer 3
+ */
+#define WM8903_WSEQ_ABORT 0x0200 /* WSEQ_ABORT */
+#define WM8903_WSEQ_ABORT_MASK 0x0200 /* WSEQ_ABORT */
+#define WM8903_WSEQ_ABORT_SHIFT 9 /* WSEQ_ABORT */
+#define WM8903_WSEQ_ABORT_WIDTH 1 /* WSEQ_ABORT */
+#define WM8903_WSEQ_START 0x0100 /* WSEQ_START */
+#define WM8903_WSEQ_START_MASK 0x0100 /* WSEQ_START */
+#define WM8903_WSEQ_START_SHIFT 8 /* WSEQ_START */
+#define WM8903_WSEQ_START_WIDTH 1 /* WSEQ_START */
+#define WM8903_WSEQ_START_INDEX_MASK 0x003F /* WSEQ_START_INDEX - [5:0] */
+#define WM8903_WSEQ_START_INDEX_SHIFT 0 /* WSEQ_START_INDEX - [5:0] */
+#define WM8903_WSEQ_START_INDEX_WIDTH 6 /* WSEQ_START_INDEX - [5:0] */
+
+/*
+ * R112 (0x70) - Write Sequencer 4
+ */
+#define WM8903_WSEQ_CURRENT_INDEX_MASK 0x03F0 /* WSEQ_CURRENT_INDEX - [9:4] */
+#define WM8903_WSEQ_CURRENT_INDEX_SHIFT 4 /* WSEQ_CURRENT_INDEX - [9:4] */
+#define WM8903_WSEQ_CURRENT_INDEX_WIDTH 6 /* WSEQ_CURRENT_INDEX - [9:4] */
+#define WM8903_WSEQ_BUSY 0x0001 /* WSEQ_BUSY */
+#define WM8903_WSEQ_BUSY_MASK 0x0001 /* WSEQ_BUSY */
+#define WM8903_WSEQ_BUSY_SHIFT 0 /* WSEQ_BUSY */
+#define WM8903_WSEQ_BUSY_WIDTH 1 /* WSEQ_BUSY */
+
+/*
+ * R114 (0x72) - Control Interface
+ */
+#define WM8903_MASK_WRITE_ENA 0x0001 /* MASK_WRITE_ENA */
+#define WM8903_MASK_WRITE_ENA_MASK 0x0001 /* MASK_WRITE_ENA */
+#define WM8903_MASK_WRITE_ENA_SHIFT 0 /* MASK_WRITE_ENA */
+#define WM8903_MASK_WRITE_ENA_WIDTH 1 /* MASK_WRITE_ENA */
+
+/*
+ * R116 (0x74) - GPIO Control 1
+ */
+#define WM8903_GP1_FN_MASK 0x1F00 /* GP1_FN - [12:8] */
+#define WM8903_GP1_FN_SHIFT 8 /* GP1_FN - [12:8] */
+#define WM8903_GP1_FN_WIDTH 5 /* GP1_FN - [12:8] */
+#define WM8903_GP1_DIR 0x0080 /* GP1_DIR */
+#define WM8903_GP1_DIR_MASK 0x0080 /* GP1_DIR */
+#define WM8903_GP1_DIR_SHIFT 7 /* GP1_DIR */
+#define WM8903_GP1_DIR_WIDTH 1 /* GP1_DIR */
+#define WM8903_GP1_OP_CFG 0x0040 /* GP1_OP_CFG */
+#define WM8903_GP1_OP_CFG_MASK 0x0040 /* GP1_OP_CFG */
+#define WM8903_GP1_OP_CFG_SHIFT 6 /* GP1_OP_CFG */
+#define WM8903_GP1_OP_CFG_WIDTH 1 /* GP1_OP_CFG */
+#define WM8903_GP1_IP_CFG 0x0020 /* GP1_IP_CFG */
+#define WM8903_GP1_IP_CFG_MASK 0x0020 /* GP1_IP_CFG */
+#define WM8903_GP1_IP_CFG_SHIFT 5 /* GP1_IP_CFG */
+#define WM8903_GP1_IP_CFG_WIDTH 1 /* GP1_IP_CFG */
+#define WM8903_GP1_LVL 0x0010 /* GP1_LVL */
+#define WM8903_GP1_LVL_MASK 0x0010 /* GP1_LVL */
+#define WM8903_GP1_LVL_SHIFT 4 /* GP1_LVL */
+#define WM8903_GP1_LVL_WIDTH 1 /* GP1_LVL */
+#define WM8903_GP1_PD 0x0008 /* GP1_PD */
+#define WM8903_GP1_PD_MASK 0x0008 /* GP1_PD */
+#define WM8903_GP1_PD_SHIFT 3 /* GP1_PD */
+#define WM8903_GP1_PD_WIDTH 1 /* GP1_PD */
+#define WM8903_GP1_PU 0x0004 /* GP1_PU */
+#define WM8903_GP1_PU_MASK 0x0004 /* GP1_PU */
+#define WM8903_GP1_PU_SHIFT 2 /* GP1_PU */
+#define WM8903_GP1_PU_WIDTH 1 /* GP1_PU */
+#define WM8903_GP1_INTMODE 0x0002 /* GP1_INTMODE */
+#define WM8903_GP1_INTMODE_MASK 0x0002 /* GP1_INTMODE */
+#define WM8903_GP1_INTMODE_SHIFT 1 /* GP1_INTMODE */
+#define WM8903_GP1_INTMODE_WIDTH 1 /* GP1_INTMODE */
+#define WM8903_GP1_DB 0x0001 /* GP1_DB */
+#define WM8903_GP1_DB_MASK 0x0001 /* GP1_DB */
+#define WM8903_GP1_DB_SHIFT 0 /* GP1_DB */
+#define WM8903_GP1_DB_WIDTH 1 /* GP1_DB */
+
+/*
+ * R117 (0x75) - GPIO Control 2
+ */
+#define WM8903_GP2_FN_MASK 0x1F00 /* GP2_FN - [12:8] */
+#define WM8903_GP2_FN_SHIFT 8 /* GP2_FN - [12:8] */
+#define WM8903_GP2_FN_WIDTH 5 /* GP2_FN - [12:8] */
+#define WM8903_GP2_DIR 0x0080 /* GP2_DIR */
+#define WM8903_GP2_DIR_MASK 0x0080 /* GP2_DIR */
+#define WM8903_GP2_DIR_SHIFT 7 /* GP2_DIR */
+#define WM8903_GP2_DIR_WIDTH 1 /* GP2_DIR */
+#define WM8903_GP2_OP_CFG 0x0040 /* GP2_OP_CFG */
+#define WM8903_GP2_OP_CFG_MASK 0x0040 /* GP2_OP_CFG */
+#define WM8903_GP2_OP_CFG_SHIFT 6 /* GP2_OP_CFG */
+#define WM8903_GP2_OP_CFG_WIDTH 1 /* GP2_OP_CFG */
+#define WM8903_GP2_IP_CFG 0x0020 /* GP2_IP_CFG */
+#define WM8903_GP2_IP_CFG_MASK 0x0020 /* GP2_IP_CFG */
+#define WM8903_GP2_IP_CFG_SHIFT 5 /* GP2_IP_CFG */
+#define WM8903_GP2_IP_CFG_WIDTH 1 /* GP2_IP_CFG */
+#define WM8903_GP2_LVL 0x0010 /* GP2_LVL */
+#define WM8903_GP2_LVL_MASK 0x0010 /* GP2_LVL */
+#define WM8903_GP2_LVL_SHIFT 4 /* GP2_LVL */
+#define WM8903_GP2_LVL_WIDTH 1 /* GP2_LVL */
+#define WM8903_GP2_PD 0x0008 /* GP2_PD */
+#define WM8903_GP2_PD_MASK 0x0008 /* GP2_PD */
+#define WM8903_GP2_PD_SHIFT 3 /* GP2_PD */
+#define WM8903_GP2_PD_WIDTH 1 /* GP2_PD */
+#define WM8903_GP2_PU 0x0004 /* GP2_PU */
+#define WM8903_GP2_PU_MASK 0x0004 /* GP2_PU */
+#define WM8903_GP2_PU_SHIFT 2 /* GP2_PU */
+#define WM8903_GP2_PU_WIDTH 1 /* GP2_PU */
+#define WM8903_GP2_INTMODE 0x0002 /* GP2_INTMODE */
+#define WM8903_GP2_INTMODE_MASK 0x0002 /* GP2_INTMODE */
+#define WM8903_GP2_INTMODE_SHIFT 1 /* GP2_INTMODE */
+#define WM8903_GP2_INTMODE_WIDTH 1 /* GP2_INTMODE */
+#define WM8903_GP2_DB 0x0001 /* GP2_DB */
+#define WM8903_GP2_DB_MASK 0x0001 /* GP2_DB */
+#define WM8903_GP2_DB_SHIFT 0 /* GP2_DB */
+#define WM8903_GP2_DB_WIDTH 1 /* GP2_DB */
+
+/*
+ * R118 (0x76) - GPIO Control 3
+ */
+#define WM8903_GP3_FN_MASK 0x1F00 /* GP3_FN - [12:8] */
+#define WM8903_GP3_FN_SHIFT 8 /* GP3_FN - [12:8] */
+#define WM8903_GP3_FN_WIDTH 5 /* GP3_FN - [12:8] */
+#define WM8903_GP3_DIR 0x0080 /* GP3_DIR */
+#define WM8903_GP3_DIR_MASK 0x0080 /* GP3_DIR */
+#define WM8903_GP3_DIR_SHIFT 7 /* GP3_DIR */
+#define WM8903_GP3_DIR_WIDTH 1 /* GP3_DIR */
+#define WM8903_GP3_OP_CFG 0x0040 /* GP3_OP_CFG */
+#define WM8903_GP3_OP_CFG_MASK 0x0040 /* GP3_OP_CFG */
+#define WM8903_GP3_OP_CFG_SHIFT 6 /* GP3_OP_CFG */
+#define WM8903_GP3_OP_CFG_WIDTH 1 /* GP3_OP_CFG */
+#define WM8903_GP3_IP_CFG 0x0020 /* GP3_IP_CFG */
+#define WM8903_GP3_IP_CFG_MASK 0x0020 /* GP3_IP_CFG */
+#define WM8903_GP3_IP_CFG_SHIFT 5 /* GP3_IP_CFG */
+#define WM8903_GP3_IP_CFG_WIDTH 1 /* GP3_IP_CFG */
+#define WM8903_GP3_LVL 0x0010 /* GP3_LVL */
+#define WM8903_GP3_LVL_MASK 0x0010 /* GP3_LVL */
+#define WM8903_GP3_LVL_SHIFT 4 /* GP3_LVL */
+#define WM8903_GP3_LVL_WIDTH 1 /* GP3_LVL */
+#define WM8903_GP3_PD 0x0008 /* GP3_PD */
+#define WM8903_GP3_PD_MASK 0x0008 /* GP3_PD */
+#define WM8903_GP3_PD_SHIFT 3 /* GP3_PD */
+#define WM8903_GP3_PD_WIDTH 1 /* GP3_PD */
+#define WM8903_GP3_PU 0x0004 /* GP3_PU */
+#define WM8903_GP3_PU_MASK 0x0004 /* GP3_PU */
+#define WM8903_GP3_PU_SHIFT 2 /* GP3_PU */
+#define WM8903_GP3_PU_WIDTH 1 /* GP3_PU */
+#define WM8903_GP3_INTMODE 0x0002 /* GP3_INTMODE */
+#define WM8903_GP3_INTMODE_MASK 0x0002 /* GP3_INTMODE */
+#define WM8903_GP3_INTMODE_SHIFT 1 /* GP3_INTMODE */
+#define WM8903_GP3_INTMODE_WIDTH 1 /* GP3_INTMODE */
+#define WM8903_GP3_DB 0x0001 /* GP3_DB */
+#define WM8903_GP3_DB_MASK 0x0001 /* GP3_DB */
+#define WM8903_GP3_DB_SHIFT 0 /* GP3_DB */
+#define WM8903_GP3_DB_WIDTH 1 /* GP3_DB */
+
+/*
+ * R119 (0x77) - GPIO Control 4
+ */
+#define WM8903_GP4_FN_MASK 0x1F00 /* GP4_FN - [12:8] */
+#define WM8903_GP4_FN_SHIFT 8 /* GP4_FN - [12:8] */
+#define WM8903_GP4_FN_WIDTH 5 /* GP4_FN - [12:8] */
+#define WM8903_GP4_DIR 0x0080 /* GP4_DIR */
+#define WM8903_GP4_DIR_MASK 0x0080 /* GP4_DIR */
+#define WM8903_GP4_DIR_SHIFT 7 /* GP4_DIR */
+#define WM8903_GP4_DIR_WIDTH 1 /* GP4_DIR */
+#define WM8903_GP4_OP_CFG 0x0040 /* GP4_OP_CFG */
+#define WM8903_GP4_OP_CFG_MASK 0x0040 /* GP4_OP_CFG */
+#define WM8903_GP4_OP_CFG_SHIFT 6 /* GP4_OP_CFG */
+#define WM8903_GP4_OP_CFG_WIDTH 1 /* GP4_OP_CFG */
+#define WM8903_GP4_IP_CFG 0x0020 /* GP4_IP_CFG */
+#define WM8903_GP4_IP_CFG_MASK 0x0020 /* GP4_IP_CFG */
+#define WM8903_GP4_IP_CFG_SHIFT 5 /* GP4_IP_CFG */
+#define WM8903_GP4_IP_CFG_WIDTH 1 /* GP4_IP_CFG */
+#define WM8903_GP4_LVL 0x0010 /* GP4_LVL */
+#define WM8903_GP4_LVL_MASK 0x0010 /* GP4_LVL */
+#define WM8903_GP4_LVL_SHIFT 4 /* GP4_LVL */
+#define WM8903_GP4_LVL_WIDTH 1 /* GP4_LVL */
+#define WM8903_GP4_PD 0x0008 /* GP4_PD */
+#define WM8903_GP4_PD_MASK 0x0008 /* GP4_PD */
+#define WM8903_GP4_PD_SHIFT 3 /* GP4_PD */
+#define WM8903_GP4_PD_WIDTH 1 /* GP4_PD */
+#define WM8903_GP4_PU 0x0004 /* GP4_PU */
+#define WM8903_GP4_PU_MASK 0x0004 /* GP4_PU */
+#define WM8903_GP4_PU_SHIFT 2 /* GP4_PU */
+#define WM8903_GP4_PU_WIDTH 1 /* GP4_PU */
+#define WM8903_GP4_INTMODE 0x0002 /* GP4_INTMODE */
+#define WM8903_GP4_INTMODE_MASK 0x0002 /* GP4_INTMODE */
+#define WM8903_GP4_INTMODE_SHIFT 1 /* GP4_INTMODE */
+#define WM8903_GP4_INTMODE_WIDTH 1 /* GP4_INTMODE */
+#define WM8903_GP4_DB 0x0001 /* GP4_DB */
+#define WM8903_GP4_DB_MASK 0x0001 /* GP4_DB */
+#define WM8903_GP4_DB_SHIFT 0 /* GP4_DB */
+#define WM8903_GP4_DB_WIDTH 1 /* GP4_DB */
+
+/*
+ * R120 (0x78) - GPIO Control 5
+ */
+#define WM8903_GP5_FN_MASK 0x1F00 /* GP5_FN - [12:8] */
+#define WM8903_GP5_FN_SHIFT 8 /* GP5_FN - [12:8] */
+#define WM8903_GP5_FN_WIDTH 5 /* GP5_FN - [12:8] */
+#define WM8903_GP5_DIR 0x0080 /* GP5_DIR */
+#define WM8903_GP5_DIR_MASK 0x0080 /* GP5_DIR */
+#define WM8903_GP5_DIR_SHIFT 7 /* GP5_DIR */
+#define WM8903_GP5_DIR_WIDTH 1 /* GP5_DIR */
+#define WM8903_GP5_OP_CFG 0x0040 /* GP5_OP_CFG */
+#define WM8903_GP5_OP_CFG_MASK 0x0040 /* GP5_OP_CFG */
+#define WM8903_GP5_OP_CFG_SHIFT 6 /* GP5_OP_CFG */
+#define WM8903_GP5_OP_CFG_WIDTH 1 /* GP5_OP_CFG */
+#define WM8903_GP5_IP_CFG 0x0020 /* GP5_IP_CFG */
+#define WM8903_GP5_IP_CFG_MASK 0x0020 /* GP5_IP_CFG */
+#define WM8903_GP5_IP_CFG_SHIFT 5 /* GP5_IP_CFG */
+#define WM8903_GP5_IP_CFG_WIDTH 1 /* GP5_IP_CFG */
+#define WM8903_GP5_LVL 0x0010 /* GP5_LVL */
+#define WM8903_GP5_LVL_MASK 0x0010 /* GP5_LVL */
+#define WM8903_GP5_LVL_SHIFT 4 /* GP5_LVL */
+#define WM8903_GP5_LVL_WIDTH 1 /* GP5_LVL */
+#define WM8903_GP5_PD 0x0008 /* GP5_PD */
+#define WM8903_GP5_PD_MASK 0x0008 /* GP5_PD */
+#define WM8903_GP5_PD_SHIFT 3 /* GP5_PD */
+#define WM8903_GP5_PD_WIDTH 1 /* GP5_PD */
+#define WM8903_GP5_PU 0x0004 /* GP5_PU */
+#define WM8903_GP5_PU_MASK 0x0004 /* GP5_PU */
+#define WM8903_GP5_PU_SHIFT 2 /* GP5_PU */
+#define WM8903_GP5_PU_WIDTH 1 /* GP5_PU */
+#define WM8903_GP5_INTMODE 0x0002 /* GP5_INTMODE */
+#define WM8903_GP5_INTMODE_MASK 0x0002 /* GP5_INTMODE */
+#define WM8903_GP5_INTMODE_SHIFT 1 /* GP5_INTMODE */
+#define WM8903_GP5_INTMODE_WIDTH 1 /* GP5_INTMODE */
+#define WM8903_GP5_DB 0x0001 /* GP5_DB */
+#define WM8903_GP5_DB_MASK 0x0001 /* GP5_DB */
+#define WM8903_GP5_DB_SHIFT 0 /* GP5_DB */
+#define WM8903_GP5_DB_WIDTH 1 /* GP5_DB */
+
+/*
+ * R121 (0x79) - Interrupt Status 1
+ */
+#define WM8903_MICSHRT_EINT 0x8000 /* MICSHRT_EINT */
+#define WM8903_MICSHRT_EINT_MASK 0x8000 /* MICSHRT_EINT */
+#define WM8903_MICSHRT_EINT_SHIFT 15 /* MICSHRT_EINT */
+#define WM8903_MICSHRT_EINT_WIDTH 1 /* MICSHRT_EINT */
+#define WM8903_MICDET_EINT 0x4000 /* MICDET_EINT */
+#define WM8903_MICDET_EINT_MASK 0x4000 /* MICDET_EINT */
+#define WM8903_MICDET_EINT_SHIFT 14 /* MICDET_EINT */
+#define WM8903_MICDET_EINT_WIDTH 1 /* MICDET_EINT */
+#define WM8903_WSEQ_BUSY_EINT 0x2000 /* WSEQ_BUSY_EINT */
+#define WM8903_WSEQ_BUSY_EINT_MASK 0x2000 /* WSEQ_BUSY_EINT */
+#define WM8903_WSEQ_BUSY_EINT_SHIFT 13 /* WSEQ_BUSY_EINT */
+#define WM8903_WSEQ_BUSY_EINT_WIDTH 1 /* WSEQ_BUSY_EINT */
+#define WM8903_GP5_EINT 0x0010 /* GP5_EINT */
+#define WM8903_GP5_EINT_MASK 0x0010 /* GP5_EINT */
+#define WM8903_GP5_EINT_SHIFT 4 /* GP5_EINT */
+#define WM8903_GP5_EINT_WIDTH 1 /* GP5_EINT */
+#define WM8903_GP4_EINT 0x0008 /* GP4_EINT */
+#define WM8903_GP4_EINT_MASK 0x0008 /* GP4_EINT */
+#define WM8903_GP4_EINT_SHIFT 3 /* GP4_EINT */
+#define WM8903_GP4_EINT_WIDTH 1 /* GP4_EINT */
+#define WM8903_GP3_EINT 0x0004 /* GP3_EINT */
+#define WM8903_GP3_EINT_MASK 0x0004 /* GP3_EINT */
+#define WM8903_GP3_EINT_SHIFT 2 /* GP3_EINT */
+#define WM8903_GP3_EINT_WIDTH 1 /* GP3_EINT */
+#define WM8903_GP2_EINT 0x0002 /* GP2_EINT */
+#define WM8903_GP2_EINT_MASK 0x0002 /* GP2_EINT */
+#define WM8903_GP2_EINT_SHIFT 1 /* GP2_EINT */
+#define WM8903_GP2_EINT_WIDTH 1 /* GP2_EINT */
+#define WM8903_GP1_EINT 0x0001 /* GP1_EINT */
+#define WM8903_GP1_EINT_MASK 0x0001 /* GP1_EINT */
+#define WM8903_GP1_EINT_SHIFT 0 /* GP1_EINT */
+#define WM8903_GP1_EINT_WIDTH 1 /* GP1_EINT */
+
+/*
+ * R122 (0x7A) - Interrupt Status 1 Mask
+ */
+#define WM8903_IM_MICSHRT_EINT 0x8000 /* IM_MICSHRT_EINT */
+#define WM8903_IM_MICSHRT_EINT_MASK 0x8000 /* IM_MICSHRT_EINT */
+#define WM8903_IM_MICSHRT_EINT_SHIFT 15 /* IM_MICSHRT_EINT */
+#define WM8903_IM_MICSHRT_EINT_WIDTH 1 /* IM_MICSHRT_EINT */
+#define WM8903_IM_MICDET_EINT 0x4000 /* IM_MICDET_EINT */
+#define WM8903_IM_MICDET_EINT_MASK 0x4000 /* IM_MICDET_EINT */
+#define WM8903_IM_MICDET_EINT_SHIFT 14 /* IM_MICDET_EINT */
+#define WM8903_IM_MICDET_EINT_WIDTH 1 /* IM_MICDET_EINT */
+#define WM8903_IM_WSEQ_BUSY_EINT 0x2000 /* IM_WSEQ_BUSY_EINT */
+#define WM8903_IM_WSEQ_BUSY_EINT_MASK 0x2000 /* IM_WSEQ_BUSY_EINT */
+#define WM8903_IM_WSEQ_BUSY_EINT_SHIFT 13 /* IM_WSEQ_BUSY_EINT */
+#define WM8903_IM_WSEQ_BUSY_EINT_WIDTH 1 /* IM_WSEQ_BUSY_EINT */
+#define WM8903_IM_GP5_EINT 0x0010 /* IM_GP5_EINT */
+#define WM8903_IM_GP5_EINT_MASK 0x0010 /* IM_GP5_EINT */
+#define WM8903_IM_GP5_EINT_SHIFT 4 /* IM_GP5_EINT */
+#define WM8903_IM_GP5_EINT_WIDTH 1 /* IM_GP5_EINT */
+#define WM8903_IM_GP4_EINT 0x0008 /* IM_GP4_EINT */
+#define WM8903_IM_GP4_EINT_MASK 0x0008 /* IM_GP4_EINT */
+#define WM8903_IM_GP4_EINT_SHIFT 3 /* IM_GP4_EINT */
+#define WM8903_IM_GP4_EINT_WIDTH 1 /* IM_GP4_EINT */
+#define WM8903_IM_GP3_EINT 0x0004 /* IM_GP3_EINT */
+#define WM8903_IM_GP3_EINT_MASK 0x0004 /* IM_GP3_EINT */
+#define WM8903_IM_GP3_EINT_SHIFT 2 /* IM_GP3_EINT */
+#define WM8903_IM_GP3_EINT_WIDTH 1 /* IM_GP3_EINT */
+#define WM8903_IM_GP2_EINT 0x0002 /* IM_GP2_EINT */
+#define WM8903_IM_GP2_EINT_MASK 0x0002 /* IM_GP2_EINT */
+#define WM8903_IM_GP2_EINT_SHIFT 1 /* IM_GP2_EINT */
+#define WM8903_IM_GP2_EINT_WIDTH 1 /* IM_GP2_EINT */
+#define WM8903_IM_GP1_EINT 0x0001 /* IM_GP1_EINT */
+#define WM8903_IM_GP1_EINT_MASK 0x0001 /* IM_GP1_EINT */
+#define WM8903_IM_GP1_EINT_SHIFT 0 /* IM_GP1_EINT */
+#define WM8903_IM_GP1_EINT_WIDTH 1 /* IM_GP1_EINT */
+
+/*
+ * R123 (0x7B) - Interrupt Polarity 1
+ */
+#define WM8903_MICSHRT_INV 0x8000 /* MICSHRT_INV */
+#define WM8903_MICSHRT_INV_MASK 0x8000 /* MICSHRT_INV */
+#define WM8903_MICSHRT_INV_SHIFT 15 /* MICSHRT_INV */
+#define WM8903_MICSHRT_INV_WIDTH 1 /* MICSHRT_INV */
+#define WM8903_MICDET_INV 0x4000 /* MICDET_INV */
+#define WM8903_MICDET_INV_MASK 0x4000 /* MICDET_INV */
+#define WM8903_MICDET_INV_SHIFT 14 /* MICDET_INV */
+#define WM8903_MICDET_INV_WIDTH 1 /* MICDET_INV */
+
+/*
+ * R126 (0x7E) - Interrupt Control
+ */
+#define WM8903_IRQ_POL 0x0001 /* IRQ_POL */
+#define WM8903_IRQ_POL_MASK 0x0001 /* IRQ_POL */
+#define WM8903_IRQ_POL_SHIFT 0 /* IRQ_POL */
+#define WM8903_IRQ_POL_WIDTH 1 /* IRQ_POL */
+
+/*
+ * R129 (0x81) - Control Interface Test 1
+ */
+#define WM8903_USER_KEY 0x0002 /* USER_KEY */
+#define WM8903_USER_KEY_MASK 0x0002 /* USER_KEY */
+#define WM8903_USER_KEY_SHIFT 1 /* USER_KEY */
+#define WM8903_USER_KEY_WIDTH 1 /* USER_KEY */
+#define WM8903_TEST_KEY 0x0001 /* TEST_KEY */
+#define WM8903_TEST_KEY_MASK 0x0001 /* TEST_KEY */
+#define WM8903_TEST_KEY_SHIFT 0 /* TEST_KEY */
+#define WM8903_TEST_KEY_WIDTH 1 /* TEST_KEY */
+
+/*
+ * R149 (0x95) - Charge Pump Test 1
+ */
+#define WM8903_CP_SW_KELVIN_MODE_MASK 0x0006 /* CP_SW_KELVIN_MODE - [2:1] */
+#define WM8903_CP_SW_KELVIN_MODE_SHIFT 1 /* CP_SW_KELVIN_MODE - [2:1] */
+#define WM8903_CP_SW_KELVIN_MODE_WIDTH 2 /* CP_SW_KELVIN_MODE - [2:1] */
+
+/*
+ * R164 (0xA4) - Clock Rate Test 4
+ */
+#define WM8903_ADC_DIG_MIC 0x0200 /* ADC_DIG_MIC */
+#define WM8903_ADC_DIG_MIC_MASK 0x0200 /* ADC_DIG_MIC */
+#define WM8903_ADC_DIG_MIC_SHIFT 9 /* ADC_DIG_MIC */
+#define WM8903_ADC_DIG_MIC_WIDTH 1 /* ADC_DIG_MIC */
+
+/*
+ * R172 (0xAC) - Analogue Output Bias 0
+ */
+#define WM8903_PGA_BIAS_MASK 0x0070 /* PGA_BIAS - [6:4] */
+#define WM8903_PGA_BIAS_SHIFT 4 /* PGA_BIAS - [6:4] */
+#define WM8903_PGA_BIAS_WIDTH 3 /* PGA_BIAS - [6:4] */
+
+#endif
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