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freifunkist-firmware/target/linux/imx23/patches/100-soc-audio-support.patch

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--- a/sound/soc/codecs/Kconfig
+++ b/sound/soc/codecs/Kconfig
@@ -125,6 +125,7 @@ config SND_SOC_ALL_CODECS
select SND_SOC_WM9705 if SND_SOC_AC97_BUS
select SND_SOC_WM9712 if SND_SOC_AC97_BUS
select SND_SOC_WM9713 if SND_SOC_AC97_BUS
+ select SND_SOC_MXS_BUILTIN_CODEC
help
Normally ASoC codec drivers are only built if a machine driver which
uses them is also built since they are only usable with a machine
@@ -507,6 +508,9 @@ config SND_SOC_WM9712
config SND_SOC_WM9713
tristate
+config SND_SOC_MXS_BUILTIN_CODEC
+ tristate
+
# Amp
config SND_SOC_LM4857
tristate
--- a/sound/soc/codecs/Makefile
+++ b/sound/soc/codecs/Makefile
@@ -118,6 +118,7 @@ snd-soc-wm9705-objs := wm9705.o
snd-soc-wm9712-objs := wm9712.o
snd-soc-wm9713-objs := wm9713.o
snd-soc-wm-hubs-objs := wm_hubs.o
+snd-soc-mxs-builtin-codec-objs := mxs-builtin-codec.o
# Amp
snd-soc-max9877-objs := max9877.o
@@ -242,6 +243,7 @@ obj-$(CONFIG_SND_SOC_WM9712) += snd-soc-
obj-$(CONFIG_SND_SOC_WM9713) += snd-soc-wm9713.o
obj-$(CONFIG_SND_SOC_WM_ADSP) += snd-soc-wm-adsp.o
obj-$(CONFIG_SND_SOC_WM_HUBS) += snd-soc-wm-hubs.o
+obj-$(CONFIG_SND_SOC_MXS_BUILTIN_CODEC) += snd-soc-mxs-builtin-codec.o
# Amp
obj-$(CONFIG_SND_SOC_MAX9877) += snd-soc-max9877.o
--- /dev/null
+++ b/sound/soc/codecs/mxs-builtin-codec.c
@@ -0,0 +1,1128 @@
+/*
+ * mxs-builtin-codec.c -- i.MX233 built-in codec ALSA Soc Audio driver
+ *
+ * Author: Michal Ulianko <michal.ulianko@gmail.com>
+ *
+ * Based on sound/soc/codecs/mxs-adc-codec.c for kernel 2.6.35
+ * by Vladislav Buzov <vbuzov@embeddedalley.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.
+ */
+
+#include <linux/clk.h>
+#include <linux/delay.h>
+#include <linux/module.h>
+#include <linux/platform_device.h>
+#include <sound/pcm.h>
+#include <sound/pcm_params.h>
+#include <sound/soc.h>
+
+#include "mxs-builtin-codec.h"
+
+#ifndef BF
+#define BF(value, field) (((value) << BP_##field) & BM_##field)
+#endif
+
+/* TODO Delete this and use BM_RTC_PERSISTENT0_RELEASE_GND from header file
+ * if it works. */
+#define BP_RTC_PERSISTENT0_SPARE_ANALOG 18
+#define BM_RTC_PERSISTENT0_SPARE_ANALOG 0xFFFC0000
+#define BM_RTC_PERSISTENT0_RELEASE_GND BF(0x2, RTC_PERSISTENT0_SPARE_ANALOG)
+
+/* TODO Use codec IO function soc snd write etc, instead of __writel __readl */
+
+struct mxs_adc_priv {
+ void __iomem *ain_base;
+ void __iomem *aout_base;
+ void __iomem *rtc_base;
+ struct clk *clk;
+};
+
+static unsigned int mxs_regmap[] = {
+ HW_AUDIOOUT_CTRL,
+ HW_AUDIOOUT_STAT,
+ HW_AUDIOOUT_DACSRR,
+ HW_AUDIOOUT_DACVOLUME,
+ HW_AUDIOOUT_DACDEBUG,
+ HW_AUDIOOUT_HPVOL,
+ HW_AUDIOOUT_PWRDN,
+ HW_AUDIOOUT_REFCTRL,
+ HW_AUDIOOUT_ANACTRL,
+ HW_AUDIOOUT_TEST,
+ HW_AUDIOOUT_BISTCTRL,
+ HW_AUDIOOUT_BISTSTAT0,
+ HW_AUDIOOUT_BISTSTAT1,
+ HW_AUDIOOUT_ANACLKCTRL,
+ HW_AUDIOOUT_DATA,
+ HW_AUDIOOUT_SPEAKERCTRL,
+ HW_AUDIOOUT_VERSION,
+ HW_AUDIOIN_CTRL,
+ HW_AUDIOIN_STAT,
+ HW_AUDIOIN_ADCSRR,
+ HW_AUDIOIN_ADCVOLUME,
+ HW_AUDIOIN_ADCDEBUG,
+ HW_AUDIOIN_ADCVOL,
+ HW_AUDIOIN_MICLINE,
+ HW_AUDIOIN_ANACLKCTRL,
+ HW_AUDIOIN_DATA,
+};
+
+static void __iomem *mxs_getreg(struct mxs_adc_priv *mxs_adc, int i)
+{
+ if (i <= 16)
+ return mxs_adc->aout_base + mxs_regmap[i];
+ else if (i < ADC_REGNUM)
+ return mxs_adc->ain_base + mxs_regmap[i];
+ else
+ return NULL;
+}
+
+static u8 dac_volumn_control_word[] = {
+ 0x37, 0x5e, 0x7e, 0x8e,
+ 0x9e, 0xae, 0xb6, 0xbe,
+ 0xc6, 0xce, 0xd6, 0xde,
+ 0xe6, 0xee, 0xf6, 0xfe,
+};
+
+struct dac_srr {
+ u32 rate;
+ u32 basemult;
+ u32 src_hold;
+ u32 src_int;
+ u32 src_frac;
+};
+
+static struct dac_srr srr_values[] = {
+ {192000, 0x4, 0x0, 0x0F, 0x13FF},
+ {176400, 0x4, 0x0, 0x11, 0x0037},
+ {128000, 0x4, 0x0, 0x17, 0x0E00},
+ {96000, 0x2, 0x0, 0x0F, 0x13FF},
+ {88200, 0x2, 0x0, 0x11, 0x0037},
+ {64000, 0x2, 0x0, 0x17, 0x0E00},
+ {48000, 0x1, 0x0, 0x0F, 0x13FF},
+ {44100, 0x1, 0x0, 0x11, 0x0037},
+ {32000, 0x1, 0x0, 0x17, 0x0E00},
+ {24000, 0x1, 0x1, 0x0F, 0x13FF},
+ {22050, 0x1, 0x1, 0x11, 0x0037},
+ {16000, 0x1, 0x1, 0x17, 0x0E00},
+ {12000, 0x1, 0x3, 0x0F, 0x13FF},
+ {11025, 0x1, 0x3, 0x11, 0x0037},
+ {8000, 0x1, 0x3, 0x17, 0x0E00}
+};
+
+static inline int get_srr_values(int rate)
+{
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(srr_values); i++)
+ if (srr_values[i].rate == rate)
+ return i;
+
+ return -1;
+}
+
+/* SoC IO functions */
+static void mxs_codec_write_cache(struct snd_soc_codec *codec, unsigned int reg, unsigned int value)
+{
+ u16 *cache = codec->reg_cache;
+ if (reg < ADC_REGNUM)
+ cache[reg] = value;
+}
+
+static int mxs_codec_write(struct snd_soc_codec *codec, unsigned int reg, unsigned int value)
+{
+ struct mxs_adc_priv *mxs_adc = snd_soc_codec_get_drvdata(codec);
+ unsigned int reg_val;
+ unsigned int mask = 0xffff;
+
+ if (reg >= ADC_REGNUM)
+ return -EIO;
+
+ mxs_codec_write_cache(codec, reg, value);
+
+ if (reg & 0x1) {
+ mask <<= 16;
+ value <<= 16;
+ }
+
+ reg_val = __raw_readl(mxs_getreg(mxs_adc, reg >> 1));
+ reg_val = (reg_val & ~mask) | value;
+ __raw_writel(reg_val, mxs_getreg(mxs_adc, reg >> 1));
+
+ return 0;
+}
+
+static unsigned int mxs_codec_read(struct snd_soc_codec *codec, unsigned int reg)
+{
+ struct mxs_adc_priv *mxs_adc = snd_soc_codec_get_drvdata(codec);
+ unsigned int reg_val;
+
+ if (reg >= ADC_REGNUM)
+ return -1;
+
+ reg_val = __raw_readl(mxs_getreg(mxs_adc, reg >> 1));
+ if (reg & 1)
+ reg_val >>= 16;
+
+ return reg_val & 0xffff;
+}
+
+// static unsigned int mxs_codec_read_cache(struct snd_soc_codec *codec, unsigned int reg)
+// {
+// u16 *cache = codec->reg_cache;
+// if (reg >= ADC_REGNUM)
+// return -EINVAL;
+// return cache[reg];
+// }
+
+static void mxs_codec_sync_reg_cache(struct snd_soc_codec *codec)
+{
+ int reg;
+ for (reg = 0; reg < ADC_REGNUM; reg += 1)
+ mxs_codec_write_cache(codec, reg,
+ mxs_codec_read(codec, reg));
+}
+
+// static int mxs_codec_restore_reg(struct snd_soc_codec *codec, unsigned int reg)
+// {
+// unsigned int cached_val, hw_val;
+//
+// cached_val = mxs_codec_read_cache(codec, reg);
+// hw_val = mxs_codec_read(codec, reg);
+//
+// if (hw_val != cached_val)
+// return mxs_codec_write(codec, reg, cached_val);
+//
+// return 0;
+// }
+/* END SoC IO functions */
+
+/* Codec routines */
+#define VAG_BASE_VALUE ((1400/2 - 625)/25)
+
+static void mxs_codec_dac_set_vag(struct mxs_adc_priv *mxs_adc)
+{
+ u32 refctrl_val = __raw_readl(mxs_adc->aout_base + HW_AUDIOOUT_REFCTRL);
+
+ refctrl_val &= ~(BM_AUDIOOUT_REFCTRL_VAG_VAL);
+ refctrl_val &= ~(BM_AUDIOOUT_REFCTRL_VBG_ADJ);
+ refctrl_val |= BF(VAG_BASE_VALUE, AUDIOOUT_REFCTRL_VAG_VAL) |
+ BM_AUDIOOUT_REFCTRL_ADJ_VAG |
+ BF(0xF, AUDIOOUT_REFCTRL_ADC_REFVAL) |
+ BM_AUDIOOUT_REFCTRL_ADJ_ADC |
+ BF(0x3, AUDIOOUT_REFCTRL_VBG_ADJ) | BM_AUDIOOUT_REFCTRL_RAISE_REF;
+
+ __raw_writel(refctrl_val, mxs_adc->aout_base + HW_AUDIOOUT_REFCTRL);
+}
+
+static bool mxs_codec_dac_is_capless(struct mxs_adc_priv *mxs_adc)
+{
+ if ((__raw_readl(mxs_adc->aout_base + HW_AUDIOOUT_PWRDN)
+ & BM_AUDIOOUT_PWRDN_CAPLESS) == 0)
+ return false;
+ else
+ return true;
+}
+
+static void mxs_codec_dac_arm_short_cm(struct mxs_adc_priv *mxs_adc, bool bShort)
+{
+ __raw_writel(BF(3, AUDIOOUT_ANACTRL_SHORTMODE_CM),
+ mxs_adc->aout_base + HW_AUDIOOUT_ANACTRL_CLR);
+ __raw_writel(BM_AUDIOOUT_ANACTRL_SHORT_CM_STS,
+ mxs_adc->aout_base + HW_AUDIOOUT_ANACTRL_CLR);
+ if (bShort)
+ __raw_writel(BF(1, AUDIOOUT_ANACTRL_SHORTMODE_CM),
+ mxs_adc->aout_base + HW_AUDIOOUT_ANACTRL_SET);
+}
+
+static void mxs_codec_dac_arm_short_lr(struct mxs_adc_priv *mxs_adc, bool bShort)
+{
+ __raw_writel(BF(3, AUDIOOUT_ANACTRL_SHORTMODE_LR),
+ mxs_adc->aout_base + HW_AUDIOOUT_ANACTRL_CLR);
+ __raw_writel(BM_AUDIOOUT_ANACTRL_SHORT_LR_STS,
+ mxs_adc->aout_base + HW_AUDIOOUT_ANACTRL_CLR);
+ if (bShort)
+ __raw_writel(BF(1, AUDIOOUT_ANACTRL_SHORTMODE_LR),
+ mxs_adc->aout_base + HW_AUDIOOUT_ANACTRL_SET);
+}
+
+static void mxs_codec_dac_set_short_trip_level(struct mxs_adc_priv *mxs_adc, u8 u8level)
+{
+ __raw_writel(__raw_readl(mxs_adc->aout_base +
+ HW_AUDIOOUT_ANACTRL)
+ & (~BM_AUDIOOUT_ANACTRL_SHORT_LVLADJL)
+ & (~BM_AUDIOOUT_ANACTRL_SHORT_LVLADJR)
+ | BF(u8level, AUDIOOUT_ANACTRL_SHORT_LVLADJL)
+ | BF(u8level, AUDIOOUT_ANACTRL_SHORT_LVLADJR),
+ mxs_adc->aout_base + HW_AUDIOOUT_ANACTRL);
+}
+
+static void mxs_codec_dac_arm_short(struct mxs_adc_priv *mxs_adc, bool bLatchCM, bool bLatchLR)
+{
+ if (bLatchCM) {
+ if (mxs_codec_dac_is_capless(mxs_adc))
+ mxs_codec_dac_arm_short_cm(mxs_adc, true);
+ } else
+ mxs_codec_dac_arm_short_cm(mxs_adc, false);
+
+ if (bLatchLR)
+ mxs_codec_dac_arm_short_lr(mxs_adc, true);
+ else
+ mxs_codec_dac_arm_short_lr(mxs_adc, false);
+}
+
+static void
+mxs_codec_dac_power_on(struct mxs_adc_priv *mxs_adc)
+{
+ /* Ungate DAC clocks */
+ __raw_writel(BM_AUDIOOUT_CTRL_CLKGATE,
+ mxs_adc->aout_base + HW_AUDIOOUT_CTRL_CLR);
+ __raw_writel(BM_AUDIOOUT_ANACLKCTRL_CLKGATE,
+ mxs_adc->aout_base + HW_AUDIOOUT_ANACLKCTRL_CLR);
+
+ /* 16 bit word length */
+ __raw_writel(BM_AUDIOOUT_CTRL_WORD_LENGTH,
+ mxs_adc->aout_base + HW_AUDIOOUT_CTRL_SET);
+
+ /* Arm headphone LR short protect */
+ mxs_codec_dac_set_short_trip_level(mxs_adc, 0);
+ mxs_codec_dac_arm_short(mxs_adc, false, true);
+
+ /* Update DAC volume over zero crossings */
+ __raw_writel(BM_AUDIOOUT_DACVOLUME_EN_ZCD,
+ mxs_adc->aout_base + HW_AUDIOOUT_DACVOLUME_SET);
+ /* Mute DAC */
+ __raw_writel(BM_AUDIOOUT_DACVOLUME_MUTE_LEFT |
+ BM_AUDIOOUT_DACVOLUME_MUTE_RIGHT,
+ mxs_adc->aout_base + HW_AUDIOOUT_DACVOLUME_SET);
+
+ /* Update HP volume over zero crossings */
+ __raw_writel(BM_AUDIOOUT_HPVOL_EN_MSTR_ZCD,
+ mxs_adc->aout_base + HW_AUDIOOUT_HPVOL_SET);
+
+ __raw_writel(BM_AUDIOOUT_ANACTRL_HP_CLASSAB,
+ mxs_adc->aout_base + HW_AUDIOOUT_ANACTRL_SET);
+
+ /* Mute HP output */
+ __raw_writel(BM_AUDIOOUT_HPVOL_MUTE,
+ mxs_adc->aout_base + HW_AUDIOOUT_HPVOL_SET);
+ /* Mute speaker amp */
+ __raw_writel(BM_AUDIOOUT_SPEAKERCTRL_MUTE,
+ mxs_adc->aout_base + HW_AUDIOOUT_SPEAKERCTRL_SET);
+ /* Enable the audioout */
+ __raw_writel(BM_AUDIOOUT_CTRL_RUN,
+ mxs_adc->aout_base + HW_AUDIOOUT_CTRL_SET);
+}
+
+static void
+mxs_codec_dac_power_down(struct mxs_adc_priv *mxs_adc)
+{
+ /* Disable the audioout */
+ __raw_writel(BM_AUDIOOUT_CTRL_RUN,
+ mxs_adc->aout_base + HW_AUDIOOUT_CTRL_CLR);
+ /* Disable class AB */
+ __raw_writel(BM_AUDIOOUT_ANACTRL_HP_CLASSAB,
+ mxs_adc->aout_base + HW_AUDIOOUT_ANACTRL_CLR);
+
+ /* Set hold to ground */
+ __raw_writel(BM_AUDIOOUT_ANACTRL_HP_HOLD_GND,
+ mxs_adc->aout_base + HW_AUDIOOUT_ANACTRL_SET);
+
+ /* Mute HP output */
+ __raw_writel(BM_AUDIOOUT_HPVOL_MUTE,
+ mxs_adc->aout_base + HW_AUDIOOUT_HPVOL_SET);
+ /* Power down HP output */
+ __raw_writel(BM_AUDIOOUT_PWRDN_HEADPHONE,
+ mxs_adc->aout_base + HW_AUDIOOUT_PWRDN_SET);
+
+ /* Mute speaker amp */
+ __raw_writel(BM_AUDIOOUT_SPEAKERCTRL_MUTE,
+ mxs_adc->aout_base + HW_AUDIOOUT_SPEAKERCTRL_SET);
+ /* Power down speaker amp */
+ __raw_writel(BM_AUDIOOUT_PWRDN_SPEAKER,
+ mxs_adc->aout_base + HW_AUDIOOUT_PWRDN_SET);
+
+ /* Mute DAC */
+ __raw_writel(BM_AUDIOOUT_DACVOLUME_MUTE_LEFT |
+ BM_AUDIOOUT_DACVOLUME_MUTE_RIGHT,
+ mxs_adc->aout_base + HW_AUDIOOUT_DACVOLUME_SET);
+ /* Power down DAC */
+ __raw_writel(BM_AUDIOOUT_PWRDN_DAC,
+ mxs_adc->aout_base + HW_AUDIOOUT_PWRDN_SET);
+
+ /* Gate DAC clocks */
+ __raw_writel(BM_AUDIOOUT_ANACLKCTRL_CLKGATE,
+ mxs_adc->aout_base + HW_AUDIOOUT_ANACLKCTRL_SET);
+ __raw_writel(BM_AUDIOOUT_CTRL_CLKGATE,
+ mxs_adc->aout_base + HW_AUDIOOUT_CTRL_SET);
+}
+
+static void
+mxs_codec_adc_power_on(struct mxs_adc_priv *mxs_adc)
+{
+ u32 reg;
+
+ /* Ungate ADC clocks */
+ __raw_writel(BM_AUDIOIN_CTRL_CLKGATE,
+ mxs_adc->ain_base + HW_AUDIOIN_CTRL_CLR);
+ __raw_writel(BM_AUDIOIN_ANACLKCTRL_CLKGATE,
+ mxs_adc->ain_base + HW_AUDIOIN_ANACLKCTRL_CLR);
+
+ /* 16 bit word length */
+ __raw_writel(BM_AUDIOIN_CTRL_WORD_LENGTH,
+ mxs_adc->ain_base + HW_AUDIOIN_CTRL_SET);
+
+ /* Unmute ADC channels */
+ __raw_writel(BM_AUDIOIN_ADCVOL_MUTE,
+ mxs_adc->ain_base + HW_AUDIOIN_ADCVOL_CLR);
+
+ /*
+ * The MUTE_LEFT and MUTE_RIGHT fields need to be cleared.
+ * They aren't presented in the datasheet, so this is hardcode.
+ */
+ __raw_writel(0x01000100, mxs_adc->ain_base + HW_AUDIOIN_ADCVOLUME_CLR);
+
+ /* Set the Input channel gain 3dB */
+ __raw_writel(BM_AUDIOIN_ADCVOL_GAIN_LEFT,
+ mxs_adc->ain_base + HW_AUDIOIN_ADCVOL_CLR);
+ __raw_writel(BM_AUDIOIN_ADCVOL_GAIN_RIGHT,
+ mxs_adc->ain_base + HW_AUDIOIN_ADCVOL_CLR);
+ __raw_writel(BF(2, AUDIOIN_ADCVOL_GAIN_LEFT),
+ mxs_adc->ain_base + HW_AUDIOIN_ADCVOL_SET);
+ __raw_writel(BF(2, AUDIOIN_ADCVOL_GAIN_RIGHT),
+ mxs_adc->ain_base + HW_AUDIOIN_ADCVOL_SET);
+
+ /* Select default input - Microphone */
+ __raw_writel(BM_AUDIOIN_ADCVOL_SELECT_LEFT,
+ mxs_adc->ain_base + HW_AUDIOIN_ADCVOL_CLR);
+ __raw_writel(BM_AUDIOIN_ADCVOL_SELECT_RIGHT,
+ mxs_adc->ain_base + HW_AUDIOIN_ADCVOL_CLR);
+ __raw_writel(BF
+ (BV_AUDIOIN_ADCVOL_SELECT__MIC,
+ AUDIOIN_ADCVOL_SELECT_LEFT),
+ mxs_adc->ain_base + HW_AUDIOIN_ADCVOL_SET);
+ __raw_writel(BF
+ (BV_AUDIOIN_ADCVOL_SELECT__MIC,
+ AUDIOIN_ADCVOL_SELECT_RIGHT),
+ mxs_adc->ain_base + HW_AUDIOIN_ADCVOL_SET);
+
+ /* Supply bias voltage to microphone */
+ __raw_writel(BF(1, AUDIOIN_MICLINE_MIC_RESISTOR),
+ mxs_adc->ain_base + HW_AUDIOIN_MICLINE_SET);
+ __raw_writel(BM_AUDIOIN_MICLINE_MIC_SELECT,
+ mxs_adc->ain_base + HW_AUDIOIN_MICLINE_SET);
+ __raw_writel(BF(1, AUDIOIN_MICLINE_MIC_GAIN),
+ mxs_adc->ain_base + HW_AUDIOIN_MICLINE_SET);
+ __raw_writel(BF(7, AUDIOIN_MICLINE_MIC_BIAS),
+ mxs_adc->ain_base + HW_AUDIOIN_MICLINE_SET);
+
+ /* Set max ADC volume */
+ reg = __raw_readl(mxs_adc->ain_base + HW_AUDIOIN_ADCVOLUME);
+ reg &= ~BM_AUDIOIN_ADCVOLUME_VOLUME_LEFT;
+ reg &= ~BM_AUDIOIN_ADCVOLUME_VOLUME_RIGHT;
+ reg |= BF(ADC_VOLUME_MAX, AUDIOIN_ADCVOLUME_VOLUME_LEFT);
+ reg |= BF(ADC_VOLUME_MAX, AUDIOIN_ADCVOLUME_VOLUME_RIGHT);
+ __raw_writel(reg, mxs_adc->ain_base + HW_AUDIOIN_ADCVOLUME);
+}
+
+static void
+mxs_codec_adc_power_down(struct mxs_adc_priv *mxs_adc)
+{
+ /* Mute ADC channels */
+ __raw_writel(BM_AUDIOIN_ADCVOL_MUTE,
+ mxs_adc->ain_base + HW_AUDIOIN_ADCVOL_SET);
+
+ /* Power Down ADC */
+ __raw_writel(BM_AUDIOOUT_PWRDN_ADC | BM_AUDIOOUT_PWRDN_RIGHT_ADC,
+ mxs_adc->aout_base + HW_AUDIOOUT_PWRDN_SET);
+
+ /* Gate ADC clocks */
+ __raw_writel(BM_AUDIOIN_CTRL_CLKGATE,
+ mxs_adc->ain_base + HW_AUDIOIN_CTRL_SET);
+ __raw_writel(BM_AUDIOIN_ANACLKCTRL_CLKGATE,
+ mxs_adc->ain_base + HW_AUDIOIN_ANACLKCTRL_SET);
+
+ /* Disable bias voltage to microphone */
+ __raw_writel(BF(0, AUDIOIN_MICLINE_MIC_RESISTOR),
+ mxs_adc->ain_base + HW_AUDIOIN_MICLINE_SET);
+}
+
+static void mxs_codec_dac_enable(struct mxs_adc_priv *mxs_adc)
+{
+ /* Move DAC codec out of reset */
+ __raw_writel(BM_AUDIOOUT_CTRL_SFTRST,
+ mxs_adc->aout_base + HW_AUDIOOUT_CTRL_CLR);
+
+ /* Reduce analog power */
+ __raw_writel(BM_AUDIOOUT_TEST_HP_I1_ADJ,
+ mxs_adc->aout_base + HW_AUDIOOUT_TEST_CLR);
+ __raw_writel(BF(0x1, AUDIOOUT_TEST_HP_I1_ADJ),
+ mxs_adc->aout_base + HW_AUDIOOUT_TEST_SET);
+ __raw_writel(BM_AUDIOOUT_REFCTRL_LOW_PWR,
+ mxs_adc->aout_base + HW_AUDIOOUT_REFCTRL_SET);
+ __raw_writel(BM_AUDIOOUT_REFCTRL_XTAL_BGR_BIAS,
+ mxs_adc->aout_base + HW_AUDIOOUT_REFCTRL_SET);
+ __raw_writel(BM_AUDIOOUT_REFCTRL_BIAS_CTRL,
+ mxs_adc->aout_base + HW_AUDIOOUT_REFCTRL_CLR);
+ __raw_writel(BF(0x1, AUDIOOUT_REFCTRL_BIAS_CTRL),
+ mxs_adc->aout_base + HW_AUDIOOUT_REFCTRL_CLR);
+
+ /* Set Vag value */
+ mxs_codec_dac_set_vag(mxs_adc);
+
+ /* Power on DAC codec */
+ mxs_codec_dac_power_on(mxs_adc);
+}
+
+static void mxs_codec_dac_disable(struct mxs_adc_priv *mxs_adc)
+{
+ mxs_codec_dac_power_down(mxs_adc);
+}
+
+static void mxs_codec_adc_enable(struct mxs_adc_priv *mxs_adc)
+{
+ /* Move ADC codec out of reset */
+ __raw_writel(BM_AUDIOIN_CTRL_SFTRST,
+ mxs_adc->ain_base + HW_AUDIOIN_CTRL_CLR);
+
+ /* Power on ADC codec */
+ mxs_codec_adc_power_on(mxs_adc);
+}
+
+static void mxs_codec_adc_disable(struct mxs_adc_priv *mxs_adc)
+{
+ mxs_codec_adc_power_down(mxs_adc);
+}
+
+static void mxs_codec_startup(struct snd_soc_codec *codec)
+{
+ struct mxs_adc_priv *mxs_adc = snd_soc_codec_get_drvdata(codec);
+
+ /* Soft reset DAC block */
+ __raw_writel(BM_AUDIOOUT_CTRL_SFTRST,
+ mxs_adc->aout_base + HW_AUDIOOUT_CTRL_SET);
+ while (!(__raw_readl(mxs_adc->aout_base + HW_AUDIOOUT_CTRL)
+ & BM_AUDIOOUT_CTRL_CLKGATE)){
+ }
+
+ /* Soft reset ADC block */
+ __raw_writel(BM_AUDIOIN_CTRL_SFTRST,
+ mxs_adc->ain_base + HW_AUDIOIN_CTRL_SET);
+ while (!(__raw_readl(mxs_adc->ain_base + HW_AUDIOIN_CTRL)
+ & BM_AUDIOIN_CTRL_CLKGATE)){
+ }
+
+ mxs_codec_dac_enable(mxs_adc);
+ mxs_codec_adc_enable(mxs_adc);
+
+ /* Sync regs and cache */
+ mxs_codec_sync_reg_cache(codec);
+}
+
+static void mxs_codec_stop(struct snd_soc_codec *codec)
+{
+ struct mxs_adc_priv *mxs_adc = snd_soc_codec_get_drvdata(codec);
+
+ mxs_codec_dac_disable(mxs_adc);
+ mxs_codec_adc_disable(mxs_adc);
+}
+/* END Codec routines */
+
+/* kcontrol */
+static int dac_info_volsw(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_info *uinfo)
+{
+ uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
+ uinfo->count = 2;
+ uinfo->value.integer.min = 0;
+ uinfo->value.integer.max = 0xf;
+ return 0;
+}
+
+static int dac_get_volsw(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
+ struct mxs_adc_priv *mxs_adc = snd_soc_codec_get_drvdata(codec);
+ int reg, l, r;
+ int i;
+
+ reg = __raw_readl(mxs_adc->aout_base + HW_AUDIOOUT_DACVOLUME);
+
+ l = (reg & BM_AUDIOOUT_DACVOLUME_VOLUME_LEFT) >>
+ BP_AUDIOOUT_DACVOLUME_VOLUME_LEFT;
+ r = (reg & BM_AUDIOOUT_DACVOLUME_VOLUME_RIGHT) >>
+ BP_AUDIOOUT_DACVOLUME_VOLUME_RIGHT;
+ /*Left channel */
+ i = 0;
+ while (i < 16) {
+ if (l == dac_volumn_control_word[i]) {
+ ucontrol->value.integer.value[0] = i;
+ break;
+ }
+ i++;
+ }
+ if (i == 16)
+ ucontrol->value.integer.value[0] = i;
+ /*Right channel */
+ i = 0;
+ while (i < 16) {
+ if (r == dac_volumn_control_word[i]) {
+ ucontrol->value.integer.value[1] = i;
+ break;
+ }
+ i++;
+ }
+ if (i == 16)
+ ucontrol->value.integer.value[1] = i;
+
+ return 0;
+}
+
+static int dac_put_volsw(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
+ struct mxs_adc_priv *mxs_adc = snd_soc_codec_get_drvdata(codec);
+ int reg, l, r;
+ int i;
+
+ i = ucontrol->value.integer.value[0];
+ l = dac_volumn_control_word[i];
+ /*Get dac volume for left channel */
+ reg = BF(l, AUDIOOUT_DACVOLUME_VOLUME_LEFT);
+
+ i = ucontrol->value.integer.value[1];
+ r = dac_volumn_control_word[i];
+ /*Get dac volume for right channel */
+ reg = reg | BF(r, AUDIOOUT_DACVOLUME_VOLUME_RIGHT);
+
+ /*Clear left/right dac volume */
+ __raw_writel(BM_AUDIOOUT_DACVOLUME_VOLUME_LEFT |
+ BM_AUDIOOUT_DACVOLUME_VOLUME_RIGHT,
+ mxs_adc->aout_base + HW_AUDIOOUT_DACVOLUME_CLR);
+ __raw_writel(reg, mxs_adc->aout_base + HW_AUDIOOUT_DACVOLUME_SET);
+
+ return 0;
+}
+
+static const char *mxs_codec_adc_input_sel[] = {
+ "Mic", "Line In 1", "Head Phone", "Line In 2" };
+
+static const char *mxs_codec_hp_output_sel[] = { "DAC Out", "Line In 1" };
+
+static const char *mxs_codec_adc_3d_sel[] = {
+ "Off", "Low", "Medium", "High" };
+
+static const struct soc_enum mxs_codec_enum[] = {
+ SOC_ENUM_SINGLE(ADC_ADCVOL_L, 12, 4, mxs_codec_adc_input_sel),
+ SOC_ENUM_SINGLE(ADC_ADCVOL_L, 4, 4, mxs_codec_adc_input_sel),
+ SOC_ENUM_SINGLE(DAC_HPVOL_H, 0, 2, mxs_codec_hp_output_sel),
+ SOC_ENUM_SINGLE(DAC_CTRL_L, 8, 4, mxs_codec_adc_3d_sel),
+};
+
+static const struct snd_kcontrol_new mxs_snd_controls[] = {
+ /* Playback Volume */
+ {
+ .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+ .name = "DAC Playback Volume",
+ .access = SNDRV_CTL_ELEM_ACCESS_READWRITE |
+ SNDRV_CTL_ELEM_ACCESS_VOLATILE,
+ .info = dac_info_volsw,
+ .get = dac_get_volsw,
+ .put = dac_put_volsw,
+ },
+
+ SOC_DOUBLE_R("DAC Playback Switch",
+ DAC_VOLUME_H, DAC_VOLUME_L, 8, 0x01, 1),
+ SOC_DOUBLE("HP Playback Volume", DAC_HPVOL_L, 8, 0, 0x7F, 1),
+
+ /* Capture Volume */
+ SOC_DOUBLE_R("ADC Capture Volume",
+ ADC_VOLUME_H, ADC_VOLUME_L, 0, 0xFF, 0),
+ SOC_DOUBLE("ADC PGA Capture Volume", ADC_ADCVOL_L, 8, 0, 0x0F, 0),
+ SOC_SINGLE("ADC PGA Capture Switch", ADC_ADCVOL_H, 8, 0x1, 1),
+ SOC_SINGLE("Mic PGA Capture Volume", ADC_MICLINE_L, 0, 0x03, 0),
+
+ /* Virtual 3D effect */
+ SOC_ENUM("3D effect", mxs_codec_enum[3]),
+};
+/* END kcontrol */
+
+/* DAPM */
+static int pga_event(struct snd_soc_dapm_widget *w,
+ struct snd_kcontrol *kcontrol, int event)
+{
+ struct mxs_adc_priv *mxs_adc = snd_soc_codec_get_drvdata(w->codec);
+
+ switch (event) {
+ case SND_SOC_DAPM_PRE_PMU:
+ /* Prepare powering up HP and SPEAKER output */
+ __raw_writel(BM_AUDIOOUT_ANACTRL_HP_HOLD_GND,
+ mxs_adc->aout_base + HW_AUDIOOUT_ANACTRL_SET);
+ __raw_writel(BM_RTC_PERSISTENT0_RELEASE_GND,
+ mxs_adc->rtc_base + HW_RTC_PERSISTENT0_SET);
+ msleep(100);
+ break;
+ case SND_SOC_DAPM_POST_PMU:
+ __raw_writel(BM_AUDIOOUT_ANACTRL_HP_HOLD_GND,
+ mxs_adc->aout_base + HW_AUDIOOUT_ANACTRL_CLR);
+ break;
+ case SND_SOC_DAPM_POST_PMD:
+ __raw_writel(BM_RTC_PERSISTENT0_RELEASE_GND,
+ mxs_adc->rtc_base + HW_RTC_PERSISTENT0_CLR);
+ break;
+ }
+ return 0;
+}
+
+static int adc_event(struct snd_soc_dapm_widget *w,
+ struct snd_kcontrol *kcontrol, int event)
+{
+ struct mxs_adc_priv *mxs_adc = snd_soc_codec_get_drvdata(w->codec);
+
+ switch (event) {
+ case SND_SOC_DAPM_PRE_PMU:
+ __raw_writel(BM_RTC_PERSISTENT0_RELEASE_GND,
+ mxs_adc->rtc_base + HW_RTC_PERSISTENT0_SET);
+ msleep(100);
+ break;
+ case SND_SOC_DAPM_POST_PMD:
+ __raw_writel(BM_RTC_PERSISTENT0_RELEASE_GND,
+ mxs_adc->rtc_base + HW_RTC_PERSISTENT0_CLR);
+ break;
+ }
+ return 0;
+}
+
+/* Left ADC Mux */
+static const struct snd_kcontrol_new mxs_left_adc_controls =
+SOC_DAPM_ENUM("Route", mxs_codec_enum[0]);
+
+/* Right ADC Mux */
+static const struct snd_kcontrol_new mxs_right_adc_controls =
+SOC_DAPM_ENUM("Route", mxs_codec_enum[1]);
+
+/* Head Phone Mux */
+static const struct snd_kcontrol_new mxs_hp_controls =
+SOC_DAPM_ENUM("Route", mxs_codec_enum[2]);
+
+static const struct snd_soc_dapm_widget mxs_dapm_widgets[] = {
+ SND_SOC_DAPM_ADC_E("ADC", "Capture", DAC_PWRDN_L, 8, 1, adc_event,
+ SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
+
+ SND_SOC_DAPM_DAC("DAC", "Playback", DAC_PWRDN_L, 12, 1),
+
+ SND_SOC_DAPM_MUX("Left ADC Mux", SND_SOC_NOPM, 0, 0,
+ &mxs_left_adc_controls),
+ SND_SOC_DAPM_MUX("Right ADC Mux", SND_SOC_NOPM, 0, 0,
+ &mxs_right_adc_controls),
+ SND_SOC_DAPM_MUX("HP Mux", SND_SOC_NOPM, 0, 0,
+ &mxs_hp_controls),
+ SND_SOC_DAPM_PGA_E("HP AMP", DAC_PWRDN_L, 0, 1, NULL, 0, pga_event,
+ SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU |
+ SND_SOC_DAPM_POST_PMD),
+ SND_SOC_DAPM_PGA("SPEAKER AMP", DAC_PWRDN_H, 8, 1, NULL, 0),
+ SND_SOC_DAPM_INPUT("LINE1L"),
+ SND_SOC_DAPM_INPUT("LINE1R"),
+ SND_SOC_DAPM_INPUT("LINE2L"),
+ SND_SOC_DAPM_INPUT("LINE2R"),
+ SND_SOC_DAPM_INPUT("MIC"),
+
+ SND_SOC_DAPM_OUTPUT("SPEAKER"),
+ SND_SOC_DAPM_OUTPUT("HPL"),
+ SND_SOC_DAPM_OUTPUT("HPR"),
+};
+
+/* routes for sgtl5000 */
+static const struct snd_soc_dapm_route mxs_dapm_routes[] = {
+ /* Left ADC Mux */
+ {"Left ADC Mux", "Mic", "MIC"},
+ {"Left ADC Mux", "Line In 1", "LINE1L"},
+ {"Left ADC Mux", "Line In 2", "LINE2L"},
+ {"Left ADC Mux", "Head Phone", "HPL"},
+
+ /* Right ADC Mux */
+ {"Right ADC Mux", "Mic", "MIC"},
+ {"Right ADC Mux", "Line In 1", "LINE1R"},
+ {"Right ADC Mux", "Line In 2", "LINE2R"},
+ {"Right ADC Mux", "Head Phone", "HPR"},
+
+ /* ADC */
+ {"ADC", NULL, "Left ADC Mux"},
+ {"ADC", NULL, "Right ADC Mux"},
+
+ /* HP Mux */
+ {"HP Mux", "DAC Out", "DAC"},
+ {"HP Mux", "Line In 1", "LINE1L"},
+ {"HP Mux", "Line In 1", "LINE1R"},
+
+ /* HP amp */
+ {"HP AMP", NULL, "HP Mux"},
+ /* HP output */
+ {"HPR", NULL, "HP AMP"},
+ {"HPL", NULL, "HP AMP"},
+
+ /* Speaker amp */
+ {"SPEAKER AMP", NULL, "DAC"},
+ {"SPEAKER", NULL, "SPEAKER AMP"},
+};
+/* END DAPM */
+
+static int mxs_set_bias_level(struct snd_soc_codec *codec,
+ enum snd_soc_bias_level level)
+{
+ struct mxs_adc_priv *mxs_adc = snd_soc_codec_get_drvdata(codec);
+
+ pr_debug("dapm level %d\n", level);
+ switch (level) {
+ case SND_SOC_BIAS_ON: /* full On */
+ if (codec->dapm.bias_level == SND_SOC_BIAS_ON)
+ break;
+ break;
+
+ case SND_SOC_BIAS_PREPARE: /* partial On */
+ if (codec->dapm.bias_level == SND_SOC_BIAS_PREPARE)
+ break;
+ /* Set Capless mode */
+ __raw_writel(BM_AUDIOOUT_PWRDN_CAPLESS,
+ mxs_adc->aout_base + HW_AUDIOOUT_PWRDN_CLR);
+ break;
+
+ case SND_SOC_BIAS_STANDBY: /* Off, with power */
+ if (codec->dapm.bias_level == SND_SOC_BIAS_STANDBY)
+ break;
+ /* Unset Capless mode */
+ __raw_writel(BM_AUDIOOUT_PWRDN_CAPLESS,
+ mxs_adc->aout_base + HW_AUDIOOUT_PWRDN_SET);
+ break;
+
+ case SND_SOC_BIAS_OFF: /* Off, without power */
+ if (codec->dapm.bias_level == SND_SOC_BIAS_OFF)
+ break;
+ /* Unset Capless mode */
+ __raw_writel(BM_AUDIOOUT_PWRDN_CAPLESS,
+ mxs_adc->aout_base + HW_AUDIOOUT_PWRDN_SET);
+ break;
+ }
+
+ codec->dapm.bias_level = level;
+ return 0;
+}
+
+/* MXS-ADC Codec DAI driver */
+static int mxs_pcm_hw_params(struct snd_pcm_substream *substream,
+ struct snd_pcm_hw_params *params,
+ struct snd_soc_dai *dai)
+{
+ struct snd_soc_codec *codec = dai->codec;
+ struct mxs_adc_priv *mxs_adc = snd_soc_codec_get_drvdata(codec);
+ int playback = substream->stream == SNDRV_PCM_STREAM_PLAYBACK ? 1 : 0;
+ int i;
+ u32 srr_value = 0;
+ u32 src_hold = 0;
+
+ i = get_srr_values(params_rate(params));
+ if (i < 0)
+ dev_warn(codec->dev, "%s doesn't support rate %d\n",
+ codec->name, params_rate(params));
+ else {
+ src_hold = srr_values[i].src_hold;
+
+ srr_value =
+ BF(srr_values[i].basemult, AUDIOOUT_DACSRR_BASEMULT) |
+ BF(srr_values[i].src_int, AUDIOOUT_DACSRR_SRC_INT) |
+ BF(srr_values[i].src_frac, AUDIOOUT_DACSRR_SRC_FRAC) |
+ BF(src_hold, AUDIOOUT_DACSRR_SRC_HOLD);
+
+ if (playback)
+ __raw_writel(srr_value,
+ mxs_adc->aout_base + HW_AUDIOOUT_DACSRR);
+ else
+ __raw_writel(srr_value,
+ mxs_adc->ain_base + HW_AUDIOIN_ADCSRR);
+ }
+
+ switch (params_format(params)) {
+ case SNDRV_PCM_FORMAT_S16_LE:
+ if (playback)
+ __raw_writel(BM_AUDIOOUT_CTRL_WORD_LENGTH,
+ mxs_adc->aout_base + HW_AUDIOOUT_CTRL_SET);
+ else
+ __raw_writel(BM_AUDIOIN_CTRL_WORD_LENGTH,
+ mxs_adc->ain_base + HW_AUDIOIN_CTRL_SET);
+
+ break;
+
+ case SNDRV_PCM_FORMAT_S32_LE:
+ if (playback)
+ __raw_writel(BM_AUDIOOUT_CTRL_WORD_LENGTH,
+ mxs_adc->aout_base + HW_AUDIOOUT_CTRL_CLR);
+ else
+ __raw_writel(BM_AUDIOIN_CTRL_WORD_LENGTH,
+ mxs_adc->ain_base + HW_AUDIOIN_CTRL_CLR);
+
+ break;
+
+ default:
+ dev_warn(codec->dev, "%s doesn't support format %d\n",
+ codec->name, params_format(params));
+
+ }
+
+ return 0;
+}
+
+/* mute the codec used by alsa core */
+static int mxs_codec_dig_mute(struct snd_soc_dai *codec_dai, int mute)
+{
+ struct mxs_adc_priv *mxs_adc = snd_soc_codec_get_drvdata(codec_dai->codec);
+ int l, r;
+ int ll, rr;
+ u32 reg, reg1, reg2;
+ u32 dac_mask = BM_AUDIOOUT_DACVOLUME_MUTE_LEFT |
+ BM_AUDIOOUT_DACVOLUME_MUTE_RIGHT;
+
+ if (mute) {
+ reg = __raw_readl(mxs_adc->aout_base + \
+ HW_AUDIOOUT_DACVOLUME);
+
+ reg1 = reg & ~BM_AUDIOOUT_DACVOLUME_VOLUME_LEFT;
+ reg1 = reg1 & ~BM_AUDIOOUT_DACVOLUME_VOLUME_RIGHT;
+
+ l = (reg & BM_AUDIOOUT_DACVOLUME_VOLUME_LEFT) >>
+ BP_AUDIOOUT_DACVOLUME_VOLUME_LEFT;
+ r = (reg & BM_AUDIOOUT_DACVOLUME_VOLUME_RIGHT) >>
+ BP_AUDIOOUT_DACVOLUME_VOLUME_RIGHT;
+
+ /* fade out dac vol */
+ while ((l > DAC_VOLUME_MIN) || (r > DAC_VOLUME_MIN)) {
+ l -= 0x8;
+ r -= 0x8;
+ ll = l > DAC_VOLUME_MIN ? l : DAC_VOLUME_MIN;
+ rr = r > DAC_VOLUME_MIN ? r : DAC_VOLUME_MIN;
+ reg2 = reg1 | BF_AUDIOOUT_DACVOLUME_VOLUME_LEFT(ll)
+ | BF_AUDIOOUT_DACVOLUME_VOLUME_RIGHT(rr);
+ __raw_writel(reg2,
+ mxs_adc->aout_base + HW_AUDIOOUT_DACVOLUME);
+ msleep(1);
+ }
+
+ __raw_writel(dac_mask,
+ mxs_adc->aout_base + HW_AUDIOOUT_DACVOLUME_SET);
+ reg = reg | dac_mask;
+ __raw_writel(reg,
+ mxs_adc->aout_base + HW_AUDIOOUT_DACVOLUME);
+ } else
+ __raw_writel(dac_mask,
+ mxs_adc->aout_base + HW_AUDIOOUT_DACVOLUME_CLR);
+
+ return 0;
+}
+
+#define MXS_ADC_RATES SNDRV_PCM_RATE_8000_192000
+#define MXS_ADC_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S32_LE)
+
+static const struct snd_soc_dai_ops mxs_codec_dai_ops = {
+ .hw_params = mxs_pcm_hw_params,
+ .digital_mute = mxs_codec_dig_mute,
+};
+
+static struct snd_soc_dai_driver mxs_codec_dai_driver = {
+ .name = "mxs-builtin-codec-dai",
+ .playback = {
+ .stream_name = "Playback",
+ .channels_min = 2,
+ .channels_max = 2,
+ .rates = MXS_ADC_RATES,
+ .formats = MXS_ADC_FORMATS,
+ },
+ .capture = {
+ .stream_name = "Capture",
+ .channels_min = 2,
+ .channels_max = 2,
+ .rates = MXS_ADC_RATES,
+ .formats = MXS_ADC_FORMATS,
+ },
+ .ops = &mxs_codec_dai_ops,
+};
+/* END MXS-ADC Codec DAI driver */
+
+/* MXS-ADC Codec driver */
+static int mxs_codec_driver_probe(struct snd_soc_codec *codec)
+{
+ int ret = 0;
+ /* We don't use snd_soc_codec_set_cache_io because we are using
+ * our own IO functions: write, read. */
+
+ mxs_codec_startup(codec);
+
+ /* leading to standby state */
+ ret = mxs_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
+ if (ret)
+ goto err;
+
+ return 0;
+
+err:
+ mxs_codec_stop(codec);
+
+ return ret;
+}
+
+static int mxs_codec_driver_remove(struct snd_soc_codec *codec)
+{
+ mxs_codec_stop(codec);
+
+ return 0;
+}
+
+// static int mxs_codec_driver_suspend(struct snd_soc_codec *codec)
+// {
+// /* TODO Enable power management. */
+// return 0;
+// }
+
+// static int mxs_codec_driver_resume(struct snd_soc_codec *codec)
+// {
+// /* TODO Enable power management. */
+// return 0;
+// }
+
+static struct snd_soc_codec_driver mxs_codec_driver = {
+ .probe = mxs_codec_driver_probe,
+ .remove = mxs_codec_driver_remove,
+// .suspend = mxs_codec_driver_suspend,
+// .resume = mxs_codec_driver_resume,
+ .set_bias_level = mxs_set_bias_level,
+ .reg_cache_size = ADC_REGNUM,
+ .reg_word_size = sizeof(u16),
+ .reg_cache_step = 1,
+// .reg_cache_default = mxsadc_regs,
+// .volatile_register = sgtl5000_volatile_register,
+ .controls = mxs_snd_controls,
+ .num_controls = ARRAY_SIZE(mxs_snd_controls),
+ .dapm_widgets = mxs_dapm_widgets,
+ .num_dapm_widgets = ARRAY_SIZE(mxs_dapm_widgets),
+ .dapm_routes = mxs_dapm_routes,
+ .num_dapm_routes = ARRAY_SIZE(mxs_dapm_routes),
+ .write = mxs_codec_write,
+ .read = mxs_codec_read,
+};
+/* END MXS-ADC Codec driver */
+
+/* Underlying platform device that registers codec */
+static int mxs_adc_probe(struct platform_device *pdev)
+{
+ struct mxs_adc_priv *mxs_adc;
+ struct resource *r;
+ int ret;
+
+ mxs_adc = devm_kzalloc(&pdev->dev, sizeof(struct mxs_adc_priv), GFP_KERNEL);
+ if (!mxs_adc)
+ return -ENOMEM;
+
+ platform_set_drvdata(pdev, mxs_adc);
+
+ /* audio-in IO memory */
+ r = platform_get_resource_byname(pdev, IORESOURCE_MEM, "audioin");
+ if (IS_ERR(r)) {
+ dev_err(&pdev->dev, "failed to get resource\n");
+ return PTR_ERR(r);
+ }
+
+ mxs_adc->ain_base = devm_ioremap(&pdev->dev, r->start, resource_size(r));
+ if (IS_ERR(mxs_adc->ain_base)) {
+ dev_err(&pdev->dev, "ioremap failed\n");
+ return PTR_ERR(mxs_adc->ain_base);
+ }
+
+ /* audio-out IO memory */
+ r = platform_get_resource_byname(pdev, IORESOURCE_MEM, "audioout");
+ if (IS_ERR(r)) {
+ dev_err(&pdev->dev, "failed to get resource\n");
+ return PTR_ERR(r);
+ }
+
+ mxs_adc->aout_base = devm_ioremap(&pdev->dev, r->start, resource_size(r));
+ if (IS_ERR(mxs_adc->aout_base)) {
+ dev_err(&pdev->dev, "ioremap failed\n");
+ return PTR_ERR(mxs_adc->aout_base);
+ }
+
+ /* rtc IO memory */
+ r = platform_get_resource_byname(pdev, IORESOURCE_MEM, "rtc");
+ if (IS_ERR(r)) {
+ dev_err(&pdev->dev, "failed to get resource\n");
+ return PTR_ERR(r);
+ }
+
+ mxs_adc->rtc_base = devm_ioremap(&pdev->dev, r->start, resource_size(r));
+ if (IS_ERR(mxs_adc->rtc_base)) {
+ dev_err(&pdev->dev, "ioremap failed\n");
+ return PTR_ERR(mxs_adc->rtc_base);
+ }
+
+ /* Get audio clock */
+ mxs_adc->clk = devm_clk_get(&pdev->dev, "filt");
+ if (IS_ERR(mxs_adc->clk)) {
+ ret = PTR_ERR(mxs_adc->clk);
+ dev_err(&pdev->dev, "%s: Clock initialization failed\n", __func__);
+ return ret;
+ }
+
+ /* Turn on audio clock */
+ ret = clk_prepare_enable(mxs_adc->clk);
+ if (unlikely(ret != 0)) {
+ dev_err(&pdev->dev, "%s: Clock prepare or enable failed\n", __func__);
+ return ret;
+ }
+
+ ret = snd_soc_register_codec(&pdev->dev,
+ &mxs_codec_driver,&mxs_codec_dai_driver, 1);
+ if (unlikely(ret != 0)) {
+ dev_err(&pdev->dev, "Codec registration failed\n");
+ goto disable_clk;
+ }
+
+ return 0;
+
+disable_clk:
+ clk_disable_unprepare(mxs_adc->clk);
+ return ret;
+}
+
+static int mxs_adc_remove(struct platform_device *pdev)
+{
+ struct mxs_adc_priv *mxs_adc = platform_get_drvdata(pdev);
+
+ clk_disable_unprepare(mxs_adc->clk);
+ snd_soc_unregister_codec(&pdev->dev);
+
+ return 0;
+}
+
+static const struct of_device_id mxs_adc_dt_ids[] = {
+ { .compatible = "fsl,mxs-builtin-codec", },
+ { /* sentinel */ }
+};
+MODULE_DEVICE_TABLE(of, mxs_adc_dt_ids);
+
+static struct platform_driver mxs_adc_driver = {
+ .driver = {
+ .name = "mxs-builtin-codec",
+ .owner = THIS_MODULE,
+ .of_match_table = mxs_adc_dt_ids,
+ },
+ .probe = mxs_adc_probe,
+ .remove = mxs_adc_remove,
+};
+
+module_platform_driver(mxs_adc_driver);
+/* END Underlying platform device that registers codec */
+
+MODULE_DESCRIPTION("Freescale MXS ADC/DAC SoC Codec Driver");
+MODULE_AUTHOR("Michal Ulianko <michal.ulianko@gmail.com>");
+MODULE_LICENSE("GPL");
--- /dev/null
+++ b/sound/soc/codecs/mxs-builtin-codec.h
@@ -0,0 +1,825 @@
+#ifndef __MXS_ADC_CODEC_H
+
+#include <linux/io.h>
+
+/* MXS ADC/DAC registers */
+#define DAC_CTRL_L 0
+#define DAC_CTRL_H 1
+#define DAC_STAT_L 2
+#define DAC_STAT_H 3
+#define DAC_SRR_L 4
+#define DAC_VOLUME_L 6
+#define DAC_VOLUME_H 7
+#define DAC_DEBUG_L 8
+#define DAC_DEBUG_H 9
+#define DAC_HPVOL_L 10
+#define DAC_HPVOL_H 11
+#define DAC_PWRDN_L 12
+#define DAC_PWRDN_H 13
+#define DAC_REFCTRL_L 14
+#define DAC_REFCTRL_H 15
+#define DAC_ANACTRL_L 16
+#define DAC_ANACTRL_H 17
+#define DAC_TEST_L 18
+#define DAC_TEST_H 19
+#define DAC_BISTCTRL_L 20
+#define DAC_BISTCTRL_H 21
+#define DAC_BISTSTAT0_L 22
+#define DAC_BISTSTAT0_H 23
+#define DAC_BISTSTAT1_L 24
+#define DAC_BISTSTAT1_H 25
+#define DAC_ANACLKCTRL_L 26
+#define DAC_ANACLKCTRL_H 27
+#define DAC_DATA_L 28
+#define DAC_DATA_H 29
+#define DAC_SPEAKERCTRL_L 30
+#define DAC_SPEAKERCTRL_H 31
+#define DAC_VERSION_L 32
+#define DAC_VERSION_H 33
+#define ADC_CTRL_L 34
+#define ADC_CTRL_H 35
+#define ADC_STAT_L 36
+#define ADC_STAT_H 37
+#define ADC_SRR_L 38
+#define ADC_SRR_H 39
+#define ADC_VOLUME_L 40
+#define ADC_VOLUME_H 41
+#define ADC_DEBUG_L 42
+#define ADC_DEBUG_H 43
+#define ADC_ADCVOL_L 44
+#define ADC_ADCVOL_H 45
+#define ADC_MICLINE_L 46
+#define ADC_MICLINE_H 47
+#define ADC_ANACLKCTRL_L 48
+#define ADC_ANACLKCTRL_H 49
+#define ADC_DATA_L 50
+#define ADC_DATA_H 51
+
+#define ADC_REGNUM 52
+
+#define DAC_VOLUME_MIN 0x37
+#define DAC_VOLUME_MAX 0xFE
+#define ADC_VOLUME_MIN 0x37
+#define ADC_VOLUME_MAX 0xFE
+#define HP_VOLUME_MAX 0x0
+#define HP_VOLUME_MIN 0x7F
+#define LO_VOLUME_MAX 0x0
+#define LO_VOLUME_MIN 0x1F
+
+/* RTC */
+#define HW_RTC_PERSISTENT0 (0x00000060)
+#define HW_RTC_PERSISTENT0_SET (0x00000064)
+#define HW_RTC_PERSISTENT0_CLR (0x00000068)
+#define HW_RTC_PERSISTENT0_TOG (0x0000006c)
+
+// TODO
+//#define BM_RTC_PERSISTENT0_RELEASE_GND 0x00080000
+
+/* AUDIOOUT */
+#define HW_AUDIOOUT_CTRL (0x00000000)
+#define HW_AUDIOOUT_CTRL_SET (0x00000004)
+#define HW_AUDIOOUT_CTRL_CLR (0x00000008)
+#define HW_AUDIOOUT_CTRL_TOG (0x0000000c)
+
+#define BM_AUDIOOUT_CTRL_SFTRST 0x80000000
+#define BM_AUDIOOUT_CTRL_CLKGATE 0x40000000
+#define BP_AUDIOOUT_CTRL_RSRVD4 21
+#define BM_AUDIOOUT_CTRL_RSRVD4 0x3FE00000
+#define BF_AUDIOOUT_CTRL_RSRVD4(v) \
+ (((v) << 21) & BM_AUDIOOUT_CTRL_RSRVD4)
+#define BP_AUDIOOUT_CTRL_DMAWAIT_COUNT 16
+#define BM_AUDIOOUT_CTRL_DMAWAIT_COUNT 0x001F0000
+#define BF_AUDIOOUT_CTRL_DMAWAIT_COUNT(v) \
+ (((v) << 16) & BM_AUDIOOUT_CTRL_DMAWAIT_COUNT)
+#define BM_AUDIOOUT_CTRL_RSRVD3 0x00008000
+#define BM_AUDIOOUT_CTRL_LR_SWAP 0x00004000
+#define BM_AUDIOOUT_CTRL_EDGE_SYNC 0x00002000
+#define BM_AUDIOOUT_CTRL_INVERT_1BIT 0x00001000
+#define BP_AUDIOOUT_CTRL_RSRVD2 10
+#define BM_AUDIOOUT_CTRL_RSRVD2 0x00000C00
+#define BF_AUDIOOUT_CTRL_RSRVD2(v) \
+ (((v) << 10) & BM_AUDIOOUT_CTRL_RSRVD2)
+#define BP_AUDIOOUT_CTRL_SS3D_EFFECT 8
+#define BM_AUDIOOUT_CTRL_SS3D_EFFECT 0x00000300
+#define BF_AUDIOOUT_CTRL_SS3D_EFFECT(v) \
+ (((v) << 8) & BM_AUDIOOUT_CTRL_SS3D_EFFECT)
+#define BM_AUDIOOUT_CTRL_RSRVD1 0x00000080
+#define BM_AUDIOOUT_CTRL_WORD_LENGTH 0x00000040
+#define BM_AUDIOOUT_CTRL_DAC_ZERO_ENABLE 0x00000020
+#define BM_AUDIOOUT_CTRL_LOOPBACK 0x00000010
+#define BM_AUDIOOUT_CTRL_FIFO_UNDERFLOW_IRQ 0x00000008
+#define BM_AUDIOOUT_CTRL_FIFO_OVERFLOW_IRQ 0x00000004
+#define BM_AUDIOOUT_CTRL_FIFO_ERROR_IRQ_EN 0x00000002
+#define BM_AUDIOOUT_CTRL_RUN 0x00000001
+
+#define HW_AUDIOOUT_STAT (0x00000010)
+#define HW_AUDIOOUT_STAT_SET (0x00000014)
+#define HW_AUDIOOUT_STAT_CLR (0x00000018)
+#define HW_AUDIOOUT_STAT_TOG (0x0000001c)
+
+#define BM_AUDIOOUT_STAT_DAC_PRESENT 0x80000000
+#define BP_AUDIOOUT_STAT_RSRVD1 0
+#define BM_AUDIOOUT_STAT_RSRVD1 0x7FFFFFFF
+#define BF_AUDIOOUT_STAT_RSRVD1(v) \
+ (((v) << 0) & BM_AUDIOOUT_STAT_RSRVD1)
+
+#define HW_AUDIOOUT_DACSRR (0x00000020)
+#define HW_AUDIOOUT_DACSRR_SET (0x00000024)
+#define HW_AUDIOOUT_DACSRR_CLR (0x00000028)
+#define HW_AUDIOOUT_DACSRR_TOG (0x0000002c)
+
+#define BM_AUDIOOUT_DACSRR_OSR 0x80000000
+#define BV_AUDIOOUT_DACSRR_OSR__OSR6 0x0
+#define BV_AUDIOOUT_DACSRR_OSR__OSR12 0x1
+#define BP_AUDIOOUT_DACSRR_BASEMULT 28
+#define BM_AUDIOOUT_DACSRR_BASEMULT 0x70000000
+#define BF_AUDIOOUT_DACSRR_BASEMULT(v) \
+ (((v) << 28) & BM_AUDIOOUT_DACSRR_BASEMULT)
+#define BV_AUDIOOUT_DACSRR_BASEMULT__SINGLE_RATE 0x1
+#define BV_AUDIOOUT_DACSRR_BASEMULT__DOUBLE_RATE 0x2
+#define BV_AUDIOOUT_DACSRR_BASEMULT__QUAD_RATE 0x4
+#define BM_AUDIOOUT_DACSRR_RSRVD2 0x08000000
+#define BP_AUDIOOUT_DACSRR_SRC_HOLD 24
+#define BM_AUDIOOUT_DACSRR_SRC_HOLD 0x07000000
+#define BF_AUDIOOUT_DACSRR_SRC_HOLD(v) \
+ (((v) << 24) & BM_AUDIOOUT_DACSRR_SRC_HOLD)
+#define BP_AUDIOOUT_DACSRR_RSRVD1 21
+#define BM_AUDIOOUT_DACSRR_RSRVD1 0x00E00000
+#define BF_AUDIOOUT_DACSRR_RSRVD1(v) \
+ (((v) << 21) & BM_AUDIOOUT_DACSRR_RSRVD1)
+#define BP_AUDIOOUT_DACSRR_SRC_INT 16
+#define BM_AUDIOOUT_DACSRR_SRC_INT 0x001F0000
+#define BF_AUDIOOUT_DACSRR_SRC_INT(v) \
+ (((v) << 16) & BM_AUDIOOUT_DACSRR_SRC_INT)
+#define BP_AUDIOOUT_DACSRR_RSRVD0 13
+#define BM_AUDIOOUT_DACSRR_RSRVD0 0x0000E000
+#define BF_AUDIOOUT_DACSRR_RSRVD0(v) \
+ (((v) << 13) & BM_AUDIOOUT_DACSRR_RSRVD0)
+#define BP_AUDIOOUT_DACSRR_SRC_FRAC 0
+#define BM_AUDIOOUT_DACSRR_SRC_FRAC 0x00001FFF
+#define BF_AUDIOOUT_DACSRR_SRC_FRAC(v) \
+ (((v) << 0) & BM_AUDIOOUT_DACSRR_SRC_FRAC)
+
+#define HW_AUDIOOUT_DACVOLUME (0x00000030)
+#define HW_AUDIOOUT_DACVOLUME_SET (0x00000034)
+#define HW_AUDIOOUT_DACVOLUME_CLR (0x00000038)
+#define HW_AUDIOOUT_DACVOLUME_TOG (0x0000003c)
+
+#define BP_AUDIOOUT_DACVOLUME_RSRVD4 29
+#define BM_AUDIOOUT_DACVOLUME_RSRVD4 0xE0000000
+#define BF_AUDIOOUT_DACVOLUME_RSRVD4(v) \
+ (((v) << 29) & BM_AUDIOOUT_DACVOLUME_RSRVD4)
+#define BM_AUDIOOUT_DACVOLUME_VOLUME_UPDATE_LEFT 0x10000000
+#define BP_AUDIOOUT_DACVOLUME_RSRVD3 26
+#define BM_AUDIOOUT_DACVOLUME_RSRVD3 0x0C000000
+#define BF_AUDIOOUT_DACVOLUME_RSRVD3(v) \
+ (((v) << 26) & BM_AUDIOOUT_DACVOLUME_RSRVD3)
+#define BM_AUDIOOUT_DACVOLUME_EN_ZCD 0x02000000
+#define BM_AUDIOOUT_DACVOLUME_MUTE_LEFT 0x01000000
+#define BP_AUDIOOUT_DACVOLUME_VOLUME_LEFT 16
+#define BM_AUDIOOUT_DACVOLUME_VOLUME_LEFT 0x00FF0000
+#define BF_AUDIOOUT_DACVOLUME_VOLUME_LEFT(v) \
+ (((v) << 16) & BM_AUDIOOUT_DACVOLUME_VOLUME_LEFT)
+#define BP_AUDIOOUT_DACVOLUME_RSRVD2 13
+#define BM_AUDIOOUT_DACVOLUME_RSRVD2 0x0000E000
+#define BF_AUDIOOUT_DACVOLUME_RSRVD2(v) \
+ (((v) << 13) & BM_AUDIOOUT_DACVOLUME_RSRVD2)
+#define BM_AUDIOOUT_DACVOLUME_VOLUME_UPDATE_RIGHT 0x00001000
+#define BP_AUDIOOUT_DACVOLUME_RSRVD1 9
+#define BM_AUDIOOUT_DACVOLUME_RSRVD1 0x00000E00
+#define BF_AUDIOOUT_DACVOLUME_RSRVD1(v) \
+ (((v) << 9) & BM_AUDIOOUT_DACVOLUME_RSRVD1)
+#define BM_AUDIOOUT_DACVOLUME_MUTE_RIGHT 0x00000100
+#define BP_AUDIOOUT_DACVOLUME_VOLUME_RIGHT 0
+#define BM_AUDIOOUT_DACVOLUME_VOLUME_RIGHT 0x000000FF
+#define BF_AUDIOOUT_DACVOLUME_VOLUME_RIGHT(v) \
+ (((v) << 0) & BM_AUDIOOUT_DACVOLUME_VOLUME_RIGHT)
+
+#define HW_AUDIOOUT_DACDEBUG (0x00000040)
+#define HW_AUDIOOUT_DACDEBUG_SET (0x00000044)
+#define HW_AUDIOOUT_DACDEBUG_CLR (0x00000048)
+#define HW_AUDIOOUT_DACDEBUG_TOG (0x0000004c)
+
+#define BM_AUDIOOUT_DACDEBUG_ENABLE_DACDMA 0x80000000
+#define BP_AUDIOOUT_DACDEBUG_RSRVD2 12
+#define BM_AUDIOOUT_DACDEBUG_RSRVD2 0x7FFFF000
+#define BF_AUDIOOUT_DACDEBUG_RSRVD2(v) \
+ (((v) << 12) & BM_AUDIOOUT_DACDEBUG_RSRVD2)
+#define BP_AUDIOOUT_DACDEBUG_RAM_SS 8
+#define BM_AUDIOOUT_DACDEBUG_RAM_SS 0x00000F00
+#define BF_AUDIOOUT_DACDEBUG_RAM_SS(v) \
+ (((v) << 8) & BM_AUDIOOUT_DACDEBUG_RAM_SS)
+#define BP_AUDIOOUT_DACDEBUG_RSRVD1 6
+#define BM_AUDIOOUT_DACDEBUG_RSRVD1 0x000000C0
+#define BF_AUDIOOUT_DACDEBUG_RSRVD1(v) \
+ (((v) << 6) & BM_AUDIOOUT_DACDEBUG_RSRVD1)
+#define BM_AUDIOOUT_DACDEBUG_SET_INTERRUPT1_CLK_CROSS 0x00000020
+#define BM_AUDIOOUT_DACDEBUG_SET_INTERRUPT0_CLK_CROSS 0x00000010
+#define BM_AUDIOOUT_DACDEBUG_SET_INTERRUPT1_HAND_SHAKE 0x00000008
+#define BM_AUDIOOUT_DACDEBUG_SET_INTERRUPT0_HAND_SHAKE 0x00000004
+#define BM_AUDIOOUT_DACDEBUG_DMA_PREQ 0x00000002
+#define BM_AUDIOOUT_DACDEBUG_FIFO_STATUS 0x00000001
+
+#define HW_AUDIOOUT_HPVOL (0x00000050)
+#define HW_AUDIOOUT_HPVOL_SET (0x00000054)
+#define HW_AUDIOOUT_HPVOL_CLR (0x00000058)
+#define HW_AUDIOOUT_HPVOL_TOG (0x0000005c)
+
+#define BP_AUDIOOUT_HPVOL_RSRVD5 29
+#define BM_AUDIOOUT_HPVOL_RSRVD5 0xE0000000
+#define BF_AUDIOOUT_HPVOL_RSRVD5(v) \
+ (((v) << 29) & BM_AUDIOOUT_HPVOL_RSRVD5)
+#define BM_AUDIOOUT_HPVOL_VOLUME_UPDATE_PENDING 0x10000000
+#define BP_AUDIOOUT_HPVOL_RSRVD4 26
+#define BM_AUDIOOUT_HPVOL_RSRVD4 0x0C000000
+#define BF_AUDIOOUT_HPVOL_RSRVD4(v) \
+ (((v) << 26) & BM_AUDIOOUT_HPVOL_RSRVD4)
+#define BM_AUDIOOUT_HPVOL_EN_MSTR_ZCD 0x02000000
+#define BM_AUDIOOUT_HPVOL_MUTE 0x01000000
+#define BP_AUDIOOUT_HPVOL_RSRVD3 17
+#define BM_AUDIOOUT_HPVOL_RSRVD3 0x00FE0000
+#define BF_AUDIOOUT_HPVOL_RSRVD3(v) \
+ (((v) << 17) & BM_AUDIOOUT_HPVOL_RSRVD3)
+#define BM_AUDIOOUT_HPVOL_SELECT 0x00010000
+#define BM_AUDIOOUT_HPVOL_RSRVD2 0x00008000
+#define BP_AUDIOOUT_HPVOL_VOL_LEFT 8
+#define BM_AUDIOOUT_HPVOL_VOL_LEFT 0x00007F00
+#define BF_AUDIOOUT_HPVOL_VOL_LEFT(v) \
+ (((v) << 8) & BM_AUDIOOUT_HPVOL_VOL_LEFT)
+#define BM_AUDIOOUT_HPVOL_RSRVD1 0x00000080
+#define BP_AUDIOOUT_HPVOL_VOL_RIGHT 0
+#define BM_AUDIOOUT_HPVOL_VOL_RIGHT 0x0000007F
+#define BF_AUDIOOUT_HPVOL_VOL_RIGHT(v) \
+ (((v) << 0) & BM_AUDIOOUT_HPVOL_VOL_RIGHT)
+
+#define HW_AUDIOOUT_RESERVED (0x00000060)
+#define HW_AUDIOOUT_RESERVED_SET (0x00000064)
+#define HW_AUDIOOUT_RESERVED_CLR (0x00000068)
+#define HW_AUDIOOUT_RESERVED_TOG (0x0000006c)
+
+#define BP_AUDIOOUT_RESERVED_RSRVD1 0
+#define BM_AUDIOOUT_RESERVED_RSRVD1 0xFFFFFFFF
+#define BF_AUDIOOUT_RESERVED_RSRVD1(v) (v)
+
+#define HW_AUDIOOUT_PWRDN (0x00000070)
+#define HW_AUDIOOUT_PWRDN_SET (0x00000074)
+#define HW_AUDIOOUT_PWRDN_CLR (0x00000078)
+#define HW_AUDIOOUT_PWRDN_TOG (0x0000007c)
+
+#define BP_AUDIOOUT_PWRDN_RSRVD7 25
+#define BM_AUDIOOUT_PWRDN_RSRVD7 0xFE000000
+#define BF_AUDIOOUT_PWRDN_RSRVD7(v) \
+ (((v) << 25) & BM_AUDIOOUT_PWRDN_RSRVD7)
+#define BM_AUDIOOUT_PWRDN_SPEAKER 0x01000000
+#define BP_AUDIOOUT_PWRDN_RSRVD6 21
+#define BM_AUDIOOUT_PWRDN_RSRVD6 0x00E00000
+#define BF_AUDIOOUT_PWRDN_RSRVD6(v) \
+ (((v) << 21) & BM_AUDIOOUT_PWRDN_RSRVD6)
+#define BM_AUDIOOUT_PWRDN_SELFBIAS 0x00100000
+#define BP_AUDIOOUT_PWRDN_RSRVD5 17
+#define BM_AUDIOOUT_PWRDN_RSRVD5 0x000E0000
+#define BF_AUDIOOUT_PWRDN_RSRVD5(v) \
+ (((v) << 17) & BM_AUDIOOUT_PWRDN_RSRVD5)
+#define BM_AUDIOOUT_PWRDN_RIGHT_ADC 0x00010000
+#define BP_AUDIOOUT_PWRDN_RSRVD4 13
+#define BM_AUDIOOUT_PWRDN_RSRVD4 0x0000E000
+#define BF_AUDIOOUT_PWRDN_RSRVD4(v) \
+ (((v) << 13) & BM_AUDIOOUT_PWRDN_RSRVD4)
+#define BM_AUDIOOUT_PWRDN_DAC 0x00001000
+#define BP_AUDIOOUT_PWRDN_RSRVD3 9
+#define BM_AUDIOOUT_PWRDN_RSRVD3 0x00000E00
+#define BF_AUDIOOUT_PWRDN_RSRVD3(v) \
+ (((v) << 9) & BM_AUDIOOUT_PWRDN_RSRVD3)
+#define BM_AUDIOOUT_PWRDN_ADC 0x00000100
+#define BP_AUDIOOUT_PWRDN_RSRVD2 5
+#define BM_AUDIOOUT_PWRDN_RSRVD2 0x000000E0
+#define BF_AUDIOOUT_PWRDN_RSRVD2(v) \
+ (((v) << 5) & BM_AUDIOOUT_PWRDN_RSRVD2)
+#define BM_AUDIOOUT_PWRDN_CAPLESS 0x00000010
+#define BP_AUDIOOUT_PWRDN_RSRVD1 1
+#define BM_AUDIOOUT_PWRDN_RSRVD1 0x0000000E
+#define BF_AUDIOOUT_PWRDN_RSRVD1(v) \
+ (((v) << 1) & BM_AUDIOOUT_PWRDN_RSRVD1)
+#define BM_AUDIOOUT_PWRDN_HEADPHONE 0x00000001
+
+#define HW_AUDIOOUT_REFCTRL (0x00000080)
+#define HW_AUDIOOUT_REFCTRL_SET (0x00000084)
+#define HW_AUDIOOUT_REFCTRL_CLR (0x00000088)
+#define HW_AUDIOOUT_REFCTRL_TOG (0x0000008c)
+
+#define BP_AUDIOOUT_REFCTRL_RSRVD4 27
+#define BM_AUDIOOUT_REFCTRL_RSRVD4 0xF8000000
+#define BF_AUDIOOUT_REFCTRL_RSRVD4(v) \
+ (((v) << 27) & BM_AUDIOOUT_REFCTRL_RSRVD4)
+#define BM_AUDIOOUT_REFCTRL_FASTSETTLING 0x04000000
+#define BM_AUDIOOUT_REFCTRL_RAISE_REF 0x02000000
+#define BM_AUDIOOUT_REFCTRL_XTAL_BGR_BIAS 0x01000000
+#define BM_AUDIOOUT_REFCTRL_RSRVD3 0x00800000
+#define BP_AUDIOOUT_REFCTRL_VBG_ADJ 20
+#define BM_AUDIOOUT_REFCTRL_VBG_ADJ 0x00700000
+#define BF_AUDIOOUT_REFCTRL_VBG_ADJ(v) \
+ (((v) << 20) & BM_AUDIOOUT_REFCTRL_VBG_ADJ)
+#define BM_AUDIOOUT_REFCTRL_LOW_PWR 0x00080000
+#define BM_AUDIOOUT_REFCTRL_LW_REF 0x00040000
+#define BP_AUDIOOUT_REFCTRL_BIAS_CTRL 16
+#define BM_AUDIOOUT_REFCTRL_BIAS_CTRL 0x00030000
+#define BF_AUDIOOUT_REFCTRL_BIAS_CTRL(v) \
+ (((v) << 16) & BM_AUDIOOUT_REFCTRL_BIAS_CTRL)
+#define BM_AUDIOOUT_REFCTRL_RSRVD2 0x00008000
+#define BM_AUDIOOUT_REFCTRL_VDDXTAL_TO_VDDD 0x00004000
+#define BM_AUDIOOUT_REFCTRL_ADJ_ADC 0x00002000
+#define BM_AUDIOOUT_REFCTRL_ADJ_VAG 0x00001000
+#define BP_AUDIOOUT_REFCTRL_ADC_REFVAL 8
+#define BM_AUDIOOUT_REFCTRL_ADC_REFVAL 0x00000F00
+#define BF_AUDIOOUT_REFCTRL_ADC_REFVAL(v) \
+ (((v) << 8) & BM_AUDIOOUT_REFCTRL_ADC_REFVAL)
+#define BP_AUDIOOUT_REFCTRL_VAG_VAL 4
+#define BM_AUDIOOUT_REFCTRL_VAG_VAL 0x000000F0
+#define BF_AUDIOOUT_REFCTRL_VAG_VAL(v) \
+ (((v) << 4) & BM_AUDIOOUT_REFCTRL_VAG_VAL)
+#define BM_AUDIOOUT_REFCTRL_RSRVD1 0x00000008
+#define BP_AUDIOOUT_REFCTRL_DAC_ADJ 0
+#define BM_AUDIOOUT_REFCTRL_DAC_ADJ 0x00000007
+#define BF_AUDIOOUT_REFCTRL_DAC_ADJ(v) \
+ (((v) << 0) & BM_AUDIOOUT_REFCTRL_DAC_ADJ)
+
+#define HW_AUDIOOUT_ANACTRL (0x00000090)
+#define HW_AUDIOOUT_ANACTRL_SET (0x00000094)
+#define HW_AUDIOOUT_ANACTRL_CLR (0x00000098)
+#define HW_AUDIOOUT_ANACTRL_TOG (0x0000009c)
+
+#define BP_AUDIOOUT_ANACTRL_RSRVD8 29
+#define BM_AUDIOOUT_ANACTRL_RSRVD8 0xE0000000
+#define BF_AUDIOOUT_ANACTRL_RSRVD8(v) \
+ (((v) << 29) & BM_AUDIOOUT_ANACTRL_RSRVD8)
+#define BM_AUDIOOUT_ANACTRL_SHORT_CM_STS 0x10000000
+#define BP_AUDIOOUT_ANACTRL_RSRVD7 25
+#define BM_AUDIOOUT_ANACTRL_RSRVD7 0x0E000000
+#define BF_AUDIOOUT_ANACTRL_RSRVD7(v) \
+ (((v) << 25) & BM_AUDIOOUT_ANACTRL_RSRVD7)
+#define BM_AUDIOOUT_ANACTRL_SHORT_LR_STS 0x01000000
+#define BP_AUDIOOUT_ANACTRL_RSRVD6 22
+#define BM_AUDIOOUT_ANACTRL_RSRVD6 0x00C00000
+#define BF_AUDIOOUT_ANACTRL_RSRVD6(v) \
+ (((v) << 22) & BM_AUDIOOUT_ANACTRL_RSRVD6)
+#define BP_AUDIOOUT_ANACTRL_SHORTMODE_CM 20
+#define BM_AUDIOOUT_ANACTRL_SHORTMODE_CM 0x00300000
+#define BF_AUDIOOUT_ANACTRL_SHORTMODE_CM(v) \
+ (((v) << 20) & BM_AUDIOOUT_ANACTRL_SHORTMODE_CM)
+#define BM_AUDIOOUT_ANACTRL_RSRVD5 0x00080000
+#define BP_AUDIOOUT_ANACTRL_SHORTMODE_LR 17
+#define BM_AUDIOOUT_ANACTRL_SHORTMODE_LR 0x00060000
+#define BF_AUDIOOUT_ANACTRL_SHORTMODE_LR(v) \
+ (((v) << 17) & BM_AUDIOOUT_ANACTRL_SHORTMODE_LR)
+#define BP_AUDIOOUT_ANACTRL_RSRVD4 15
+#define BM_AUDIOOUT_ANACTRL_RSRVD4 0x00018000
+#define BF_AUDIOOUT_ANACTRL_RSRVD4(v) \
+ (((v) << 15) & BM_AUDIOOUT_ANACTRL_RSRVD4)
+#define BP_AUDIOOUT_ANACTRL_SHORT_LVLADJL 12
+#define BM_AUDIOOUT_ANACTRL_SHORT_LVLADJL 0x00007000
+#define BF_AUDIOOUT_ANACTRL_SHORT_LVLADJL(v) \
+ (((v) << 12) & BM_AUDIOOUT_ANACTRL_SHORT_LVLADJL)
+#define BM_AUDIOOUT_ANACTRL_RSRVD3 0x00000800
+#define BP_AUDIOOUT_ANACTRL_SHORT_LVLADJR 8
+#define BM_AUDIOOUT_ANACTRL_SHORT_LVLADJR 0x00000700
+#define BF_AUDIOOUT_ANACTRL_SHORT_LVLADJR(v) \
+ (((v) << 8) & BM_AUDIOOUT_ANACTRL_SHORT_LVLADJR)
+#define BP_AUDIOOUT_ANACTRL_RSRVD2 6
+#define BM_AUDIOOUT_ANACTRL_RSRVD2 0x000000C0
+#define BF_AUDIOOUT_ANACTRL_RSRVD2(v) \
+ (((v) << 6) & BM_AUDIOOUT_ANACTRL_RSRVD2)
+#define BM_AUDIOOUT_ANACTRL_HP_HOLD_GND 0x00000020
+#define BM_AUDIOOUT_ANACTRL_HP_CLASSAB 0x00000010
+#define BP_AUDIOOUT_ANACTRL_RSRVD1 0
+#define BM_AUDIOOUT_ANACTRL_RSRVD1 0x0000000F
+#define BF_AUDIOOUT_ANACTRL_RSRVD1(v) \
+ (((v) << 0) & BM_AUDIOOUT_ANACTRL_RSRVD1)
+
+#define HW_AUDIOOUT_TEST (0x000000a0)
+#define HW_AUDIOOUT_TEST_SET (0x000000a4)
+#define HW_AUDIOOUT_TEST_CLR (0x000000a8)
+#define HW_AUDIOOUT_TEST_TOG (0x000000ac)
+
+#define BM_AUDIOOUT_TEST_RSRVD4 0x80000000
+#define BP_AUDIOOUT_TEST_HP_ANTIPOP 28
+#define BM_AUDIOOUT_TEST_HP_ANTIPOP 0x70000000
+#define BF_AUDIOOUT_TEST_HP_ANTIPOP(v) \
+ (((v) << 28) & BM_AUDIOOUT_TEST_HP_ANTIPOP)
+#define BM_AUDIOOUT_TEST_RSRVD3 0x08000000
+#define BM_AUDIOOUT_TEST_TM_ADCIN_TOHP 0x04000000
+#define BM_AUDIOOUT_TEST_TM_LOOP 0x02000000
+#define BM_AUDIOOUT_TEST_TM_HPCOMMON 0x01000000
+#define BP_AUDIOOUT_TEST_HP_I1_ADJ 22
+#define BM_AUDIOOUT_TEST_HP_I1_ADJ 0x00C00000
+#define BF_AUDIOOUT_TEST_HP_I1_ADJ(v) \
+ (((v) << 22) & BM_AUDIOOUT_TEST_HP_I1_ADJ)
+#define BP_AUDIOOUT_TEST_HP_IALL_ADJ 20
+#define BM_AUDIOOUT_TEST_HP_IALL_ADJ 0x00300000
+#define BF_AUDIOOUT_TEST_HP_IALL_ADJ(v) \
+ (((v) << 20) & BM_AUDIOOUT_TEST_HP_IALL_ADJ)
+#define BP_AUDIOOUT_TEST_RSRVD2 14
+#define BM_AUDIOOUT_TEST_RSRVD2 0x000FC000
+#define BF_AUDIOOUT_TEST_RSRVD2(v) \
+ (((v) << 14) & BM_AUDIOOUT_TEST_RSRVD2)
+#define BM_AUDIOOUT_TEST_VAG_CLASSA 0x00002000
+#define BM_AUDIOOUT_TEST_VAG_DOUBLE_I 0x00001000
+#define BP_AUDIOOUT_TEST_RSRVD1 4
+#define BM_AUDIOOUT_TEST_RSRVD1 0x00000FF0
+#define BF_AUDIOOUT_TEST_RSRVD1(v) \
+ (((v) << 4) & BM_AUDIOOUT_TEST_RSRVD1)
+#define BM_AUDIOOUT_TEST_ADCTODAC_LOOP 0x00000008
+#define BM_AUDIOOUT_TEST_DAC_CLASSA 0x00000004
+#define BM_AUDIOOUT_TEST_DAC_DOUBLE_I 0x00000002
+#define BM_AUDIOOUT_TEST_DAC_DIS_RTZ 0x00000001
+
+#define HW_AUDIOOUT_BISTCTRL (0x000000b0)
+#define HW_AUDIOOUT_BISTCTRL_SET (0x000000b4)
+#define HW_AUDIOOUT_BISTCTRL_CLR (0x000000b8)
+#define HW_AUDIOOUT_BISTCTRL_TOG (0x000000bc)
+
+#define BP_AUDIOOUT_BISTCTRL_RSVD0 4
+#define BM_AUDIOOUT_BISTCTRL_RSVD0 0xFFFFFFF0
+#define BF_AUDIOOUT_BISTCTRL_RSVD0(v) \
+ (((v) << 4) & BM_AUDIOOUT_BISTCTRL_RSVD0)
+#define BM_AUDIOOUT_BISTCTRL_FAIL 0x00000008
+#define BM_AUDIOOUT_BISTCTRL_PASS 0x00000004
+#define BM_AUDIOOUT_BISTCTRL_DONE 0x00000002
+#define BM_AUDIOOUT_BISTCTRL_START 0x00000001
+
+#define HW_AUDIOOUT_BISTSTAT0 (0x000000c0)
+#define HW_AUDIOOUT_BISTSTAT0_SET (0x000000c4)
+#define HW_AUDIOOUT_BISTSTAT0_CLR (0x000000c8)
+#define HW_AUDIOOUT_BISTSTAT0_TOG (0x000000cc)
+
+#define BP_AUDIOOUT_BISTSTAT0_RSVD0 24
+#define BM_AUDIOOUT_BISTSTAT0_RSVD0 0xFF000000
+#define BF_AUDIOOUT_BISTSTAT0_RSVD0(v) \
+ (((v) << 24) & BM_AUDIOOUT_BISTSTAT0_RSVD0)
+#define BP_AUDIOOUT_BISTSTAT0_DATA 0
+#define BM_AUDIOOUT_BISTSTAT0_DATA 0x00FFFFFF
+#define BF_AUDIOOUT_BISTSTAT0_DATA(v) \
+ (((v) << 0) & BM_AUDIOOUT_BISTSTAT0_DATA)
+
+#define HW_AUDIOOUT_BISTSTAT1 (0x000000d0)
+#define HW_AUDIOOUT_BISTSTAT1_SET (0x000000d4)
+#define HW_AUDIOOUT_BISTSTAT1_CLR (0x000000d8)
+#define HW_AUDIOOUT_BISTSTAT1_TOG (0x000000dc)
+
+#define BP_AUDIOOUT_BISTSTAT1_RSVD1 29
+#define BM_AUDIOOUT_BISTSTAT1_RSVD1 0xE0000000
+#define BF_AUDIOOUT_BISTSTAT1_RSVD1(v) \
+ (((v) << 29) & BM_AUDIOOUT_BISTSTAT1_RSVD1)
+#define BP_AUDIOOUT_BISTSTAT1_STATE 24
+#define BM_AUDIOOUT_BISTSTAT1_STATE 0x1F000000
+#define BF_AUDIOOUT_BISTSTAT1_STATE(v) \
+ (((v) << 24) & BM_AUDIOOUT_BISTSTAT1_STATE)
+#define BP_AUDIOOUT_BISTSTAT1_RSVD0 8
+#define BM_AUDIOOUT_BISTSTAT1_RSVD0 0x00FFFF00
+#define BF_AUDIOOUT_BISTSTAT1_RSVD0(v) \
+ (((v) << 8) & BM_AUDIOOUT_BISTSTAT1_RSVD0)
+#define BP_AUDIOOUT_BISTSTAT1_ADDR 0
+#define BM_AUDIOOUT_BISTSTAT1_ADDR 0x000000FF
+#define BF_AUDIOOUT_BISTSTAT1_ADDR(v) \
+ (((v) << 0) & BM_AUDIOOUT_BISTSTAT1_ADDR)
+
+#define HW_AUDIOOUT_ANACLKCTRL (0x000000e0)
+#define HW_AUDIOOUT_ANACLKCTRL_SET (0x000000e4)
+#define HW_AUDIOOUT_ANACLKCTRL_CLR (0x000000e8)
+#define HW_AUDIOOUT_ANACLKCTRL_TOG (0x000000ec)
+
+#define BM_AUDIOOUT_ANACLKCTRL_CLKGATE 0x80000000
+#define BP_AUDIOOUT_ANACLKCTRL_RSRVD3 5
+#define BM_AUDIOOUT_ANACLKCTRL_RSRVD3 0x7FFFFFE0
+#define BF_AUDIOOUT_ANACLKCTRL_RSRVD3(v) \
+ (((v) << 5) & BM_AUDIOOUT_ANACLKCTRL_RSRVD3)
+#define BM_AUDIOOUT_ANACLKCTRL_INVERT_DACCLK 0x00000010
+#define BM_AUDIOOUT_ANACLKCTRL_RSRVD2 0x00000008
+#define BP_AUDIOOUT_ANACLKCTRL_DACDIV 0
+#define BM_AUDIOOUT_ANACLKCTRL_DACDIV 0x00000007
+#define BF_AUDIOOUT_ANACLKCTRL_DACDIV(v) \
+ (((v) << 0) & BM_AUDIOOUT_ANACLKCTRL_DACDIV)
+
+#define HW_AUDIOOUT_DATA (0x000000f0)
+#define HW_AUDIOOUT_DATA_SET (0x000000f4)
+#define HW_AUDIOOUT_DATA_CLR (0x000000f8)
+#define HW_AUDIOOUT_DATA_TOG (0x000000fc)
+
+#define BP_AUDIOOUT_DATA_HIGH 16
+#define BM_AUDIOOUT_DATA_HIGH 0xFFFF0000
+#define BF_AUDIOOUT_DATA_HIGH(v) \
+ (((v) << 16) & BM_AUDIOOUT_DATA_HIGH)
+#define BP_AUDIOOUT_DATA_LOW 0
+#define BM_AUDIOOUT_DATA_LOW 0x0000FFFF
+#define BF_AUDIOOUT_DATA_LOW(v) \
+ (((v) << 0) & BM_AUDIOOUT_DATA_LOW)
+
+#define HW_AUDIOOUT_SPEAKERCTRL (0x00000100)
+#define HW_AUDIOOUT_SPEAKERCTRL_SET (0x00000104)
+#define HW_AUDIOOUT_SPEAKERCTRL_CLR (0x00000108)
+#define HW_AUDIOOUT_SPEAKERCTRL_TOG (0x0000010c)
+
+#define BP_AUDIOOUT_SPEAKERCTRL_RSRVD2 25
+#define BM_AUDIOOUT_SPEAKERCTRL_RSRVD2 0xFE000000
+#define BF_AUDIOOUT_SPEAKERCTRL_RSRVD2(v) \
+ (((v) << 25) & BM_AUDIOOUT_SPEAKERCTRL_RSRVD2)
+#define BM_AUDIOOUT_SPEAKERCTRL_MUTE 0x01000000
+#define BP_AUDIOOUT_SPEAKERCTRL_I1_ADJ 22
+#define BM_AUDIOOUT_SPEAKERCTRL_I1_ADJ 0x00C00000
+#define BF_AUDIOOUT_SPEAKERCTRL_I1_ADJ(v) \
+ (((v) << 22) & BM_AUDIOOUT_SPEAKERCTRL_I1_ADJ)
+#define BP_AUDIOOUT_SPEAKERCTRL_IALL_ADJ 20
+#define BM_AUDIOOUT_SPEAKERCTRL_IALL_ADJ 0x00300000
+#define BF_AUDIOOUT_SPEAKERCTRL_IALL_ADJ(v) \
+ (((v) << 20) & BM_AUDIOOUT_SPEAKERCTRL_IALL_ADJ)
+#define BP_AUDIOOUT_SPEAKERCTRL_RSRVD1 16
+#define BM_AUDIOOUT_SPEAKERCTRL_RSRVD1 0x000F0000
+#define BF_AUDIOOUT_SPEAKERCTRL_RSRVD1(v) \
+ (((v) << 16) & BM_AUDIOOUT_SPEAKERCTRL_RSRVD1)
+#define BP_AUDIOOUT_SPEAKERCTRL_POSDRIVER 14
+#define BM_AUDIOOUT_SPEAKERCTRL_POSDRIVER 0x0000C000
+#define BF_AUDIOOUT_SPEAKERCTRL_POSDRIVER(v) \
+ (((v) << 14) & BM_AUDIOOUT_SPEAKERCTRL_POSDRIVER)
+#define BP_AUDIOOUT_SPEAKERCTRL_NEGDRIVER 12
+#define BM_AUDIOOUT_SPEAKERCTRL_NEGDRIVER 0x00003000
+#define BF_AUDIOOUT_SPEAKERCTRL_NEGDRIVER(v) \
+ (((v) << 12) & BM_AUDIOOUT_SPEAKERCTRL_NEGDRIVER)
+#define BP_AUDIOOUT_SPEAKERCTRL_RSRVD0 0
+#define BM_AUDIOOUT_SPEAKERCTRL_RSRVD0 0x00000FFF
+#define BF_AUDIOOUT_SPEAKERCTRL_RSRVD0(v) \
+ (((v) << 0) & BM_AUDIOOUT_SPEAKERCTRL_RSRVD0)
+
+#define HW_AUDIOOUT_VERSION (0x00000200)
+
+#define BP_AUDIOOUT_VERSION_MAJOR 24
+#define BM_AUDIOOUT_VERSION_MAJOR 0xFF000000
+#define BF_AUDIOOUT_VERSION_MAJOR(v) \
+ (((v) << 24) & BM_AUDIOOUT_VERSION_MAJOR)
+#define BP_AUDIOOUT_VERSION_MINOR 16
+#define BM_AUDIOOUT_VERSION_MINOR 0x00FF0000
+#define BF_AUDIOOUT_VERSION_MINOR(v) \
+ (((v) << 16) & BM_AUDIOOUT_VERSION_MINOR)
+#define BP_AUDIOOUT_VERSION_STEP 0
+#define BM_AUDIOOUT_VERSION_STEP 0x0000FFFF
+#define BF_AUDIOOUT_VERSION_STEP(v) \
+ (((v) << 0) & BM_AUDIOOUT_VERSION_STEP)
+
+/* AUDIOIN */
+#define HW_AUDIOIN_CTRL (0x00000000)
+#define HW_AUDIOIN_CTRL_SET (0x00000004)
+#define HW_AUDIOIN_CTRL_CLR (0x00000008)
+#define HW_AUDIOIN_CTRL_TOG (0x0000000c)
+
+#define BM_AUDIOIN_CTRL_SFTRST 0x80000000
+#define BM_AUDIOIN_CTRL_CLKGATE 0x40000000
+#define BP_AUDIOIN_CTRL_RSRVD3 21
+#define BM_AUDIOIN_CTRL_RSRVD3 0x3FE00000
+#define BF_AUDIOIN_CTRL_RSRVD3(v) \
+ (((v) << 21) & BM_AUDIOIN_CTRL_RSRVD3)
+#define BP_AUDIOIN_CTRL_DMAWAIT_COUNT 16
+#define BM_AUDIOIN_CTRL_DMAWAIT_COUNT 0x001F0000
+#define BF_AUDIOIN_CTRL_DMAWAIT_COUNT(v) \
+ (((v) << 16) & BM_AUDIOIN_CTRL_DMAWAIT_COUNT)
+#define BP_AUDIOIN_CTRL_RSRVD1 11
+#define BM_AUDIOIN_CTRL_RSRVD1 0x0000F800
+#define BF_AUDIOIN_CTRL_RSRVD1(v) \
+ (((v) << 11) & BM_AUDIOIN_CTRL_RSRVD1)
+#define BM_AUDIOIN_CTRL_LR_SWAP 0x00000400
+#define BM_AUDIOIN_CTRL_EDGE_SYNC 0x00000200
+#define BM_AUDIOIN_CTRL_INVERT_1BIT 0x00000100
+#define BM_AUDIOIN_CTRL_OFFSET_ENABLE 0x00000080
+#define BM_AUDIOIN_CTRL_HPF_ENABLE 0x00000040
+#define BM_AUDIOIN_CTRL_WORD_LENGTH 0x00000020
+#define BM_AUDIOIN_CTRL_LOOPBACK 0x00000010
+#define BM_AUDIOIN_CTRL_FIFO_UNDERFLOW_IRQ 0x00000008
+#define BM_AUDIOIN_CTRL_FIFO_OVERFLOW_IRQ 0x00000004
+#define BM_AUDIOIN_CTRL_FIFO_ERROR_IRQ_EN 0x00000002
+#define BM_AUDIOIN_CTRL_RUN 0x00000001
+
+#define HW_AUDIOIN_STAT (0x00000010)
+#define HW_AUDIOIN_STAT_SET (0x00000014)
+#define HW_AUDIOIN_STAT_CLR (0x00000018)
+#define HW_AUDIOIN_STAT_TOG (0x0000001c)
+
+#define BM_AUDIOIN_STAT_ADC_PRESENT 0x80000000
+#define BP_AUDIOIN_STAT_RSRVD3 0
+#define BM_AUDIOIN_STAT_RSRVD3 0x7FFFFFFF
+#define BF_AUDIOIN_STAT_RSRVD3(v) \
+ (((v) << 0) & BM_AUDIOIN_STAT_RSRVD3)
+
+#define HW_AUDIOIN_ADCSRR (0x00000020)
+#define HW_AUDIOIN_ADCSRR_SET (0x00000024)
+#define HW_AUDIOIN_ADCSRR_CLR (0x00000028)
+#define HW_AUDIOIN_ADCSRR_TOG (0x0000002c)
+
+#define BM_AUDIOIN_ADCSRR_OSR 0x80000000
+#define BV_AUDIOIN_ADCSRR_OSR__OSR6 0x0
+#define BV_AUDIOIN_ADCSRR_OSR__OSR12 0x1
+#define BP_AUDIOIN_ADCSRR_BASEMULT 28
+#define BM_AUDIOIN_ADCSRR_BASEMULT 0x70000000
+#define BF_AUDIOIN_ADCSRR_BASEMULT(v) \
+ (((v) << 28) & BM_AUDIOIN_ADCSRR_BASEMULT)
+#define BV_AUDIOIN_ADCSRR_BASEMULT__SINGLE_RATE 0x1
+#define BV_AUDIOIN_ADCSRR_BASEMULT__DOUBLE_RATE 0x2
+#define BV_AUDIOIN_ADCSRR_BASEMULT__QUAD_RATE 0x4
+#define BM_AUDIOIN_ADCSRR_RSRVD2 0x08000000
+#define BP_AUDIOIN_ADCSRR_SRC_HOLD 24
+#define BM_AUDIOIN_ADCSRR_SRC_HOLD 0x07000000
+#define BF_AUDIOIN_ADCSRR_SRC_HOLD(v) \
+ (((v) << 24) & BM_AUDIOIN_ADCSRR_SRC_HOLD)
+#define BP_AUDIOIN_ADCSRR_RSRVD1 21
+#define BM_AUDIOIN_ADCSRR_RSRVD1 0x00E00000
+#define BF_AUDIOIN_ADCSRR_RSRVD1(v) \
+ (((v) << 21) & BM_AUDIOIN_ADCSRR_RSRVD1)
+#define BP_AUDIOIN_ADCSRR_SRC_INT 16
+#define BM_AUDIOIN_ADCSRR_SRC_INT 0x001F0000
+#define BF_AUDIOIN_ADCSRR_SRC_INT(v) \
+ (((v) << 16) & BM_AUDIOIN_ADCSRR_SRC_INT)
+#define BP_AUDIOIN_ADCSRR_RSRVD0 13
+#define BM_AUDIOIN_ADCSRR_RSRVD0 0x0000E000
+#define BF_AUDIOIN_ADCSRR_RSRVD0(v) \
+ (((v) << 13) & BM_AUDIOIN_ADCSRR_RSRVD0)
+#define BP_AUDIOIN_ADCSRR_SRC_FRAC 0
+#define BM_AUDIOIN_ADCSRR_SRC_FRAC 0x00001FFF
+#define BF_AUDIOIN_ADCSRR_SRC_FRAC(v) \
+ (((v) << 0) & BM_AUDIOIN_ADCSRR_SRC_FRAC)
+
+#define HW_AUDIOIN_ADCVOLUME (0x00000030)
+#define HW_AUDIOIN_ADCVOLUME_SET (0x00000034)
+#define HW_AUDIOIN_ADCVOLUME_CLR (0x00000038)
+#define HW_AUDIOIN_ADCVOLUME_TOG (0x0000003c)
+
+#define BP_AUDIOIN_ADCVOLUME_RSRVD5 29
+#define BM_AUDIOIN_ADCVOLUME_RSRVD5 0xE0000000
+#define BF_AUDIOIN_ADCVOLUME_RSRVD5(v) \
+ (((v) << 29) & BM_AUDIOIN_ADCVOLUME_RSRVD5)
+#define BM_AUDIOIN_ADCVOLUME_VOLUME_UPDATE_LEFT 0x10000000
+#define BP_AUDIOIN_ADCVOLUME_RSRVD4 26
+#define BM_AUDIOIN_ADCVOLUME_RSRVD4 0x0C000000
+#define BF_AUDIOIN_ADCVOLUME_RSRVD4(v) \
+ (((v) << 26) & BM_AUDIOIN_ADCVOLUME_RSRVD4)
+#define BM_AUDIOIN_ADCVOLUME_EN_ZCD 0x02000000
+#define BM_AUDIOIN_ADCVOLUME_RSRVD3 0x01000000
+#define BP_AUDIOIN_ADCVOLUME_VOLUME_LEFT 16
+#define BM_AUDIOIN_ADCVOLUME_VOLUME_LEFT 0x00FF0000
+#define BF_AUDIOIN_ADCVOLUME_VOLUME_LEFT(v) \
+ (((v) << 16) & BM_AUDIOIN_ADCVOLUME_VOLUME_LEFT)
+#define BP_AUDIOIN_ADCVOLUME_RSRVD2 13
+#define BM_AUDIOIN_ADCVOLUME_RSRVD2 0x0000E000
+#define BF_AUDIOIN_ADCVOLUME_RSRVD2(v) \
+ (((v) << 13) & BM_AUDIOIN_ADCVOLUME_RSRVD2)
+#define BM_AUDIOIN_ADCVOLUME_VOLUME_UPDATE_RIGHT 0x00001000
+#define BP_AUDIOIN_ADCVOLUME_RSRVD1 8
+#define BM_AUDIOIN_ADCVOLUME_RSRVD1 0x00000F00
+#define BF_AUDIOIN_ADCVOLUME_RSRVD1(v) \
+ (((v) << 8) & BM_AUDIOIN_ADCVOLUME_RSRVD1)
+#define BP_AUDIOIN_ADCVOLUME_VOLUME_RIGHT 0
+#define BM_AUDIOIN_ADCVOLUME_VOLUME_RIGHT 0x000000FF
+#define BF_AUDIOIN_ADCVOLUME_VOLUME_RIGHT(v) \
+ (((v) << 0) & BM_AUDIOIN_ADCVOLUME_VOLUME_RIGHT)
+
+#define HW_AUDIOIN_ADCDEBUG (0x00000040)
+#define HW_AUDIOIN_ADCDEBUG_SET (0x00000044)
+#define HW_AUDIOIN_ADCDEBUG_CLR (0x00000048)
+#define HW_AUDIOIN_ADCDEBUG_TOG (0x0000004c)
+
+#define BM_AUDIOIN_ADCDEBUG_ENABLE_ADCDMA 0x80000000
+#define BP_AUDIOIN_ADCDEBUG_RSRVD1 4
+#define BM_AUDIOIN_ADCDEBUG_RSRVD1 0x7FFFFFF0
+#define BF_AUDIOIN_ADCDEBUG_RSRVD1(v) \
+ (((v) << 4) & BM_AUDIOIN_ADCDEBUG_RSRVD1)
+#define BM_AUDIOIN_ADCDEBUG_ADC_DMA_REQ_HAND_SHAKE_CLK_CROSS 0x00000008
+#define BM_AUDIOIN_ADCDEBUG_SET_INTERRUPT3_HAND_SHAKE 0x00000004
+#define BM_AUDIOIN_ADCDEBUG_DMA_PREQ 0x00000002
+#define BM_AUDIOIN_ADCDEBUG_FIFO_STATUS 0x00000001
+
+#define HW_AUDIOIN_ADCVOL (0x00000050)
+#define HW_AUDIOIN_ADCVOL_SET (0x00000054)
+#define HW_AUDIOIN_ADCVOL_CLR (0x00000058)
+#define HW_AUDIOIN_ADCVOL_TOG (0x0000005c)
+
+#define BP_AUDIOIN_ADCVOL_RSRVD4 29
+#define BM_AUDIOIN_ADCVOL_RSRVD4 0xE0000000
+#define BF_AUDIOIN_ADCVOL_RSRVD4(v) \
+ (((v) << 29) & BM_AUDIOIN_ADCVOL_RSRVD4)
+#define BM_AUDIOIN_ADCVOL_VOLUME_UPDATE_PENDING 0x10000000
+#define BP_AUDIOIN_ADCVOL_RSRVD3 26
+#define BM_AUDIOIN_ADCVOL_RSRVD3 0x0C000000
+#define BF_AUDIOIN_ADCVOL_RSRVD3(v) \
+ (((v) << 26) & BM_AUDIOIN_ADCVOL_RSRVD3)
+#define BM_AUDIOIN_ADCVOL_EN_ADC_ZCD 0x02000000
+#define BM_AUDIOIN_ADCVOL_MUTE 0x01000000
+#define BP_AUDIOIN_ADCVOL_RSRVD2 14
+#define BM_AUDIOIN_ADCVOL_RSRVD2 0x00FFC000
+#define BF_AUDIOIN_ADCVOL_RSRVD2(v) \
+ (((v) << 14) & BM_AUDIOIN_ADCVOL_RSRVD2)
+#define BP_AUDIOIN_ADCVOL_SELECT_LEFT 12
+#define BM_AUDIOIN_ADCVOL_SELECT_LEFT 0x00003000
+#define BF_AUDIOIN_ADCVOL_SELECT_LEFT(v) \
+ (((v) << 12) & BM_AUDIOIN_ADCVOL_SELECT_LEFT)
+#define BP_AUDIOIN_ADCVOL_GAIN_LEFT 8
+#define BM_AUDIOIN_ADCVOL_GAIN_LEFT 0x00000F00
+#define BF_AUDIOIN_ADCVOL_GAIN_LEFT(v) \
+ (((v) << 8) & BM_AUDIOIN_ADCVOL_GAIN_LEFT)
+#define BP_AUDIOIN_ADCVOL_RSRVD1 6
+#define BM_AUDIOIN_ADCVOL_RSRVD1 0x000000C0
+#define BF_AUDIOIN_ADCVOL_RSRVD1(v) \
+ (((v) << 6) & BM_AUDIOIN_ADCVOL_RSRVD1)
+#define BP_AUDIOIN_ADCVOL_SELECT_RIGHT 4
+#define BM_AUDIOIN_ADCVOL_SELECT_RIGHT 0x00000030
+#define BF_AUDIOIN_ADCVOL_SELECT_RIGHT(v) \
+ (((v) << 4) & BM_AUDIOIN_ADCVOL_SELECT_RIGHT)
+#define BP_AUDIOIN_ADCVOL_GAIN_RIGHT 0
+#define BM_AUDIOIN_ADCVOL_GAIN_RIGHT 0x0000000F
+#define BF_AUDIOIN_ADCVOL_GAIN_RIGHT(v) \
+ (((v) << 0) & BM_AUDIOIN_ADCVOL_GAIN_RIGHT)
+
+#define HW_AUDIOIN_MICLINE (0x00000060)
+#define HW_AUDIOIN_MICLINE_SET (0x00000064)
+#define HW_AUDIOIN_MICLINE_CLR (0x00000068)
+#define HW_AUDIOIN_MICLINE_TOG (0x0000006c)
+
+#define BP_AUDIOIN_MICLINE_RSRVD6 30
+#define BM_AUDIOIN_MICLINE_RSRVD6 0xC0000000
+#define BF_AUDIOIN_MICLINE_RSRVD6(v) \
+ (((v) << 30) & BM_AUDIOIN_MICLINE_RSRVD6)
+#define BM_AUDIOIN_MICLINE_DIVIDE_LINE1 0x20000000
+#define BM_AUDIOIN_MICLINE_DIVIDE_LINE2 0x10000000
+#define BP_AUDIOIN_MICLINE_RSRVD5 25
+#define BM_AUDIOIN_MICLINE_RSRVD5 0x0E000000
+#define BF_AUDIOIN_MICLINE_RSRVD5(v) \
+ (((v) << 25) & BM_AUDIOIN_MICLINE_RSRVD5)
+#define BM_AUDIOIN_MICLINE_MIC_SELECT 0x01000000
+#define BP_AUDIOIN_MICLINE_RSRVD4 22
+#define BM_AUDIOIN_MICLINE_RSRVD4 0x00C00000
+#define BF_AUDIOIN_MICLINE_RSRVD4(v) \
+ (((v) << 22) & BM_AUDIOIN_MICLINE_RSRVD4)
+#define BP_AUDIOIN_MICLINE_MIC_RESISTOR 20
+#define BM_AUDIOIN_MICLINE_MIC_RESISTOR 0x00300000
+#define BF_AUDIOIN_MICLINE_MIC_RESISTOR(v) \
+ (((v) << 20) & BM_AUDIOIN_MICLINE_MIC_RESISTOR)
+#define BM_AUDIOIN_MICLINE_RSRVD3 0x00080000
+#define BP_AUDIOIN_MICLINE_MIC_BIAS 16
+#define BM_AUDIOIN_MICLINE_MIC_BIAS 0x00070000
+#define BF_AUDIOIN_MICLINE_MIC_BIAS(v) \
+ (((v) << 16) & BM_AUDIOIN_MICLINE_MIC_BIAS)
+#define BP_AUDIOIN_MICLINE_RSRVD2 6
+#define BM_AUDIOIN_MICLINE_RSRVD2 0x0000FFC0
+#define BF_AUDIOIN_MICLINE_RSRVD2(v) \
+ (((v) << 6) & BM_AUDIOIN_MICLINE_RSRVD2)
+#define BP_AUDIOIN_MICLINE_MIC_CHOPCLK 4
+#define BM_AUDIOIN_MICLINE_MIC_CHOPCLK 0x00000030
+#define BF_AUDIOIN_MICLINE_MIC_CHOPCLK(v) \
+ (((v) << 4) & BM_AUDIOIN_MICLINE_MIC_CHOPCLK)
+#define BP_AUDIOIN_MICLINE_RSRVD1 2
+#define BM_AUDIOIN_MICLINE_RSRVD1 0x0000000C
+#define BF_AUDIOIN_MICLINE_RSRVD1(v) \
+ (((v) << 2) & BM_AUDIOIN_MICLINE_RSRVD1)
+#define BP_AUDIOIN_MICLINE_MIC_GAIN 0
+#define BM_AUDIOIN_MICLINE_MIC_GAIN 0x00000003
+#define BF_AUDIOIN_MICLINE_MIC_GAIN(v) \
+ (((v) << 0) & BM_AUDIOIN_MICLINE_MIC_GAIN)
+
+#define HW_AUDIOIN_ANACLKCTRL (0x00000070)
+#define HW_AUDIOIN_ANACLKCTRL_SET (0x00000074)
+#define HW_AUDIOIN_ANACLKCTRL_CLR (0x00000078)
+#define HW_AUDIOIN_ANACLKCTRL_TOG (0x0000007c)
+
+#define BM_AUDIOIN_ANACLKCTRL_CLKGATE 0x80000000
+#define BP_AUDIOIN_ANACLKCTRL_RSRVD4 11
+#define BM_AUDIOIN_ANACLKCTRL_RSRVD4 0x7FFFF800
+#define BF_AUDIOIN_ANACLKCTRL_RSRVD4(v) \
+ (((v) << 11) & BM_AUDIOIN_ANACLKCTRL_RSRVD4)
+#define BM_AUDIOIN_ANACLKCTRL_DITHER_OFF 0x00000400
+#define BM_AUDIOIN_ANACLKCTRL_SLOW_DITHER 0x00000200
+#define BM_AUDIOIN_ANACLKCTRL_INVERT_ADCCLK 0x00000100
+#define BP_AUDIOIN_ANACLKCTRL_RSRVD3 6
+#define BM_AUDIOIN_ANACLKCTRL_RSRVD3 0x000000C0
+#define BF_AUDIOIN_ANACLKCTRL_RSRVD3(v) \
+ (((v) << 6) & BM_AUDIOIN_ANACLKCTRL_RSRVD3)
+#define BP_AUDIOIN_ANACLKCTRL_ADCCLK_SHIFT 4
+#define BM_AUDIOIN_ANACLKCTRL_ADCCLK_SHIFT 0x00000030
+#define BF_AUDIOIN_ANACLKCTRL_ADCCLK_SHIFT(v) \
+ (((v) << 4) & BM_AUDIOIN_ANACLKCTRL_ADCCLK_SHIFT)
+#define BM_AUDIOIN_ANACLKCTRL_RSRVD2 0x00000008
+#define BP_AUDIOIN_ANACLKCTRL_ADCDIV 0
+#define BM_AUDIOIN_ANACLKCTRL_ADCDIV 0x00000007
+#define BF_AUDIOIN_ANACLKCTRL_ADCDIV(v) \
+ (((v) << 0) & BM_AUDIOIN_ANACLKCTRL_ADCDIV)
+
+#define HW_AUDIOIN_DATA (0x00000080)
+#define HW_AUDIOIN_DATA_SET (0x00000084)
+#define HW_AUDIOIN_DATA_CLR (0x00000088)
+#define HW_AUDIOIN_DATA_TOG (0x0000008c)
+
+#define BP_AUDIOIN_DATA_HIGH 16
+#define BM_AUDIOIN_DATA_HIGH 0xFFFF0000
+#define BF_AUDIOIN_DATA_HIGH(v) \
+ (((v) << 16) & BM_AUDIOIN_DATA_HIGH)
+#define BP_AUDIOIN_DATA_LOW 0
+#define BM_AUDIOIN_DATA_LOW 0x0000FFFF
+#define BF_AUDIOIN_DATA_LOW(v) \
+ (((v) << 0) & BM_AUDIOIN_DATA_LOW)
+
+#define BV_AUDIOIN_ADCVOL_SELECT__MIC 0x00
+
+#endif /* __MXS_ADC_CODEC_H */
--- a/sound/soc/mxs/Kconfig
+++ b/sound/soc/mxs/Kconfig
@@ -18,3 +18,13 @@ config SND_SOC_MXS_SGTL5000
a sgtl5000 codec.
endif # SND_MXS_SOC
+
+
+config SND_MXS_SOC_BUILTIN
+ tristate "SoC Audio for Freescale i.MX23 built-in codec"
+ depends on ARCH_MXS
+ select SND_SOC_GENERIC_DMAENGINE_PCM
+ select SND_SOC_MXS_BUILTIN_CODEC
+ help
+ Say Y or M if you want to add support for codecs attached to
+ the MXS SAIF interface.
--- a/sound/soc/mxs/Makefile
+++ b/sound/soc/mxs/Makefile
@@ -8,3 +8,12 @@ obj-$(CONFIG_SND_MXS_SOC) += snd-soc-mxs
snd-soc-mxs-sgtl5000-objs := mxs-sgtl5000.o
obj-$(CONFIG_SND_SOC_MXS_SGTL5000) += snd-soc-mxs-sgtl5000.o
+
+# i.MX23 built-in audio Machine and Platform support
+snd-soc-mxs-builtin-pcm-objs := mxs-builtin-pcm.o
+snd-soc-mxs-builtin-dai-objs := mxs-builtin-dai.o
+snd-soc-mxs-builtin-audio-objs := mxs-builtin-audio.o
+
+obj-$(CONFIG_SND_MXS_SOC_BUILTIN) += snd-soc-mxs-builtin-pcm.o
+obj-$(CONFIG_SND_MXS_SOC_BUILTIN) += snd-soc-mxs-builtin-dai.o
+obj-$(CONFIG_SND_MXS_SOC_BUILTIN) += snd-soc-mxs-builtin-audio.o
--- /dev/null
+++ b/sound/soc/mxs/mxs-builtin-audio.c
@@ -0,0 +1,120 @@
+/*
+ * mxs-builtin-audio.c -- i.MX233 built-in codec ALSA Soc Audio driver
+ *
+ * Author: Michal Ulianko <michal.ulianko@gmail.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.
+ */
+
+#include <linux/module.h>
+#include <linux/device.h>
+#include <linux/of.h>
+#include <linux/of_device.h>
+#include <sound/core.h>
+#include <sound/pcm.h>
+#include <sound/soc.h>
+#include <sound/jack.h>
+#include <sound/soc-dapm.h>
+#include <asm/mach-types.h>
+
+static struct snd_soc_dai_link mxs_adc_dai_link[] = {
+ {
+ .name = "MXS ADC/DAC",
+ .stream_name = "MXS ADC/DAC",
+ .codec_dai_name = "mxs-builtin-codec-dai",
+// .codec_name = "mxs-builtin-codec",
+// .cpu_dai_name = "mxs-builtin-cpu-dai",
+// .platform_name = "mxs-builtin-cpu-dai",
+// .ops = &mxs_sgtl5000_hifi_ops,
+ },
+};
+
+static struct snd_soc_card mxs_adc_audio = {
+ .name = "mxs-builtin-audio",
+ .owner = THIS_MODULE,
+ .dai_link = mxs_adc_dai_link,
+ .num_links = ARRAY_SIZE(mxs_adc_dai_link),
+};
+
+static int mxsadc_audio_probe_dt(struct platform_device *pdev)
+{
+ struct device_node *np = pdev->dev.of_node;
+ struct device_node *cpu_dai_np, *codec_np;
+ int ret = 0;
+
+ if (!np)
+ return 1; /* no device tree */
+
+ cpu_dai_np = of_parse_phandle(np, "cpu-dai", 0);
+ codec_np = of_parse_phandle(np, "audio-codec", 0);
+ if (!cpu_dai_np || !codec_np) {
+ dev_err(&pdev->dev, "phandle missing or invalid\n");
+ return -EINVAL;
+ }
+
+ mxs_adc_dai_link[0].codec_name = NULL;
+ mxs_adc_dai_link[0].codec_of_node = codec_np;
+ mxs_adc_dai_link[0].cpu_dai_name = NULL;
+ mxs_adc_dai_link[0].cpu_of_node = cpu_dai_np;
+ mxs_adc_dai_link[0].platform_name = NULL;
+ mxs_adc_dai_link[0].platform_of_node = cpu_dai_np;
+
+// of_node_put(codec_np);
+// of_node_put(cpu_dai_np);
+
+ return ret;
+}
+
+static int mxsadc_audio_probe(struct platform_device *pdev)
+{
+ struct snd_soc_card *card = &mxs_adc_audio;
+ int ret;
+
+ ret = mxsadc_audio_probe_dt(pdev);
+ if (ret < 0)
+ return ret;
+
+ card->dev = &pdev->dev;
+ platform_set_drvdata(pdev, card);
+
+ ret = snd_soc_register_card(card);
+ if (ret) {
+ dev_err(&pdev->dev, "snd_soc_register_card failed (%d)\n", ret);
+ return ret;
+ }
+
+ return 0;
+}
+
+static int mxsadc_audio_remove(struct platform_device *pdev)
+{
+ struct snd_soc_card *card = platform_get_drvdata(pdev);
+
+ snd_soc_unregister_card(card);
+
+ return 0;
+}
+
+static const struct of_device_id mxs_adc_audio_dt_ids[] = {
+ { .compatible = "fsl,mxs-builtin-audio", },
+ { /* sentinel */ }
+};
+MODULE_DEVICE_TABLE(of, mxs_adc_audio_dt_ids);
+
+static struct platform_driver mxs_adc_audio_driver = {
+ .driver = {
+ .name = "mxs-builtin-audio",
+ .owner = THIS_MODULE,
+ .of_match_table = mxs_adc_audio_dt_ids,
+ },
+ .probe = mxsadc_audio_probe,
+ .remove = mxsadc_audio_remove,
+};
+
+module_platform_driver(mxs_adc_audio_driver);
+
+MODULE_DESCRIPTION("Freescale MXS ADC/DAC SoC Machine Driver");
+MODULE_AUTHOR("Michal Ulianko <michal.ulianko@gmail.com>");
+MODULE_LICENSE("GPL");
--- /dev/null
+++ b/sound/soc/mxs/mxs-builtin-dai.c
@@ -0,0 +1,588 @@
+/*
+ * mxs-builtin-dai.c -- i.MX233 built-in codec ALSA Soc Audio driver
+ *
+ * Author: Michal Ulianko <michal.ulianko@gmail.com>
+ *
+ * Based on sound/soc/mxs/mxs-adc.c for kernel 2.6.35
+ * by Vladislav Buzov <vbuzov@embeddedalley.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.
+ */
+
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/interrupt.h>
+#include <linux/delay.h>
+#include <linux/dma-mapping.h>
+#include <linux/platform_device.h>
+#include <sound/pcm.h>
+#include <sound/pcm_params.h>
+#include <sound/soc.h>
+
+#include "../codecs/mxs-builtin-codec.h"
+#include "mxs-builtin-pcm.h"
+
+#define ADC_VOLUME_MIN 0x37
+
+/* TODO Use codec IO function soc snd write etc, instead of __writel __readl */
+
+// TODO use container_of
+struct mxs_irq_data {
+ struct snd_pcm_substream *substream;
+ struct mxs_adc_priv *mxs_adc;
+};
+
+struct mxs_adc_priv {
+ struct mxs_irq_data irq_data;
+ int dma_adc_err_irq;
+ int dma_dac_err_irq;
+ int hp_short_irq;
+ void __iomem *audioin_base;
+ void __iomem *audioout_base;
+ void __iomem *rtc_base;
+};
+
+typedef struct {
+ struct work_struct work;
+ struct timer_list timer;
+
+ /* target workqueue and CPU ->timer uses to queue ->work */
+ struct workqueue_struct *wq;
+ int cpu;
+
+ struct mxs_adc_priv *mxs_adc;
+} my_delayed_work_t;
+
+// static struct delayed_work work;
+// static struct delayed_work adc_ramp_work;
+// static struct delayed_work dac_ramp_work;
+// static struct delayed_work test;
+static my_delayed_work_t work;
+static my_delayed_work_t adc_ramp_work;
+static my_delayed_work_t dac_ramp_work;
+static my_delayed_work_t test;
+static bool adc_ramp_done = 1;
+static bool dac_ramp_done = 1;
+
+static inline void mxs_adc_schedule_work(struct delayed_work *work)
+{
+ schedule_delayed_work(work, HZ / 10);
+}
+
+static void mxs_adc_work(struct work_struct *work)
+{
+ struct mxs_adc_priv *mxs_adc = ((my_delayed_work_t *)work)->mxs_adc;
+ /* disable irq */
+ disable_irq(mxs_adc->hp_short_irq);
+
+ while (true) {
+ __raw_writel(BM_AUDIOOUT_PWRDN_HEADPHONE,
+ mxs_adc->audioout_base + HW_AUDIOOUT_PWRDN_CLR);
+ msleep(10);
+ if ((__raw_readl(mxs_adc->audioout_base + HW_AUDIOOUT_ANACTRL)
+ & BM_AUDIOOUT_ANACTRL_SHORT_LR_STS) != 0) {
+ /* rearm the short protection */
+ __raw_writel(BM_AUDIOOUT_ANACTRL_SHORTMODE_LR,
+ mxs_adc->audioout_base + HW_AUDIOOUT_ANACTRL_CLR);
+ __raw_writel(BM_AUDIOOUT_ANACTRL_SHORT_LR_STS,
+ mxs_adc->audioout_base + HW_AUDIOOUT_ANACTRL_CLR);
+ __raw_writel(BF_AUDIOOUT_ANACTRL_SHORTMODE_LR(0x1),
+ mxs_adc->audioout_base + HW_AUDIOOUT_ANACTRL_SET);
+
+ __raw_writel(BM_AUDIOOUT_PWRDN_HEADPHONE,
+ mxs_adc->audioout_base + HW_AUDIOOUT_PWRDN_SET);
+ printk(KERN_WARNING "WARNING : Headphone LR short!\r\n");
+ } else {
+ printk(KERN_WARNING "INFO : Headphone LR no longer short!\r\n");
+ break;
+ }
+ msleep(1000);
+ }
+
+ /* power up the HEADPHONE and un-mute the HPVOL */
+ __raw_writel(BM_AUDIOOUT_HPVOL_MUTE,
+ mxs_adc->audioout_base + HW_AUDIOOUT_HPVOL_CLR);
+ __raw_writel(BM_AUDIOOUT_PWRDN_HEADPHONE,
+ mxs_adc->audioout_base + HW_AUDIOOUT_PWRDN_CLR);
+
+ /* enable irq for next short detect*/
+ enable_irq(mxs_adc->hp_short_irq);
+}
+
+static void mxs_adc_schedule_ramp_work(struct delayed_work *work)
+{
+ schedule_delayed_work(work, msecs_to_jiffies(2));
+ adc_ramp_done = 0;
+}
+
+static void mxs_adc_ramp_work(struct work_struct *work)
+{
+ struct mxs_adc_priv *mxs_adc = ((my_delayed_work_t *)work)->mxs_adc;
+ u32 reg = 0;
+ u32 reg1 = 0;
+ u32 reg2 = 0;
+ u32 l, r;
+ u32 ll, rr;
+ int i;
+
+ reg = __raw_readl(mxs_adc->audioin_base + \
+ HW_AUDIOIN_ADCVOLUME);
+
+ reg1 = reg & ~BM_AUDIOIN_ADCVOLUME_VOLUME_LEFT;
+ reg1 = reg1 & ~BM_AUDIOIN_ADCVOLUME_VOLUME_RIGHT;
+ /* minimize adc volume */
+ reg2 = reg1 |
+ BF_AUDIOIN_ADCVOLUME_VOLUME_LEFT(ADC_VOLUME_MIN) |
+ BF_AUDIOIN_ADCVOLUME_VOLUME_RIGHT(ADC_VOLUME_MIN);
+ __raw_writel(reg2,
+ mxs_adc->audioin_base + HW_AUDIOIN_ADCVOLUME);
+ msleep(1);
+
+ l = (reg & BM_AUDIOIN_ADCVOLUME_VOLUME_LEFT) >>
+ BP_AUDIOIN_ADCVOLUME_VOLUME_LEFT;
+ r = (reg & BM_AUDIOIN_ADCVOLUME_VOLUME_RIGHT) >>
+ BP_AUDIOIN_ADCVOLUME_VOLUME_RIGHT;
+
+ /* fade in adc vol */
+ for (i = ADC_VOLUME_MIN; (i < l) || (i < r);) {
+ i += 0x8;
+ ll = i < l ? i : l;
+ rr = i < r ? i : r;
+ reg2 = reg1 |
+ BF_AUDIOIN_ADCVOLUME_VOLUME_LEFT(ll) |
+ BF_AUDIOIN_ADCVOLUME_VOLUME_RIGHT(rr);
+ __raw_writel(reg2,
+ mxs_adc->audioin_base + HW_AUDIOIN_ADCVOLUME);
+ msleep(1);
+ }
+ adc_ramp_done = 1;
+}
+
+static void mxs_dac_schedule_ramp_work(struct delayed_work *work)
+{
+ schedule_delayed_work(work, msecs_to_jiffies(2));
+ dac_ramp_done = 0;
+}
+
+static void mxs_dac_ramp_work(struct work_struct *work)
+{
+ struct mxs_adc_priv *mxs_adc = ((my_delayed_work_t *)work)->mxs_adc;
+ u32 reg = 0;
+ u32 reg1 = 0;
+ u32 l, r;
+ u32 ll, rr;
+ int i;
+
+ /* unmute hp and speaker */
+ __raw_writel(BM_AUDIOOUT_HPVOL_MUTE,
+ mxs_adc->audioout_base + HW_AUDIOOUT_HPVOL_CLR);
+ __raw_writel(BM_AUDIOOUT_SPEAKERCTRL_MUTE,
+ mxs_adc->audioout_base + HW_AUDIOOUT_SPEAKERCTRL_CLR);
+
+ reg = __raw_readl(mxs_adc->audioout_base + \
+ HW_AUDIOOUT_HPVOL);
+
+ reg1 = reg & ~BM_AUDIOOUT_HPVOL_VOL_LEFT;
+ reg1 = reg1 & ~BM_AUDIOOUT_HPVOL_VOL_RIGHT;
+
+ l = (reg & BM_AUDIOOUT_HPVOL_VOL_LEFT) >>
+ BP_AUDIOOUT_HPVOL_VOL_LEFT;
+ r = (reg & BM_AUDIOOUT_HPVOL_VOL_RIGHT) >>
+ BP_AUDIOOUT_HPVOL_VOL_RIGHT;
+ /* fade in hp vol */
+ for (i = 0x7f; i > 0 ;) {
+ i -= 0x8;
+ ll = i > (int)l ? i : l;
+ rr = i > (int)r ? i : r;
+ reg = reg1 | BF_AUDIOOUT_HPVOL_VOL_LEFT(ll)
+ | BF_AUDIOOUT_HPVOL_VOL_RIGHT(rr);
+ __raw_writel(reg,
+ mxs_adc->audioout_base + HW_AUDIOOUT_HPVOL);
+ msleep(1);
+ }
+ dac_ramp_done = 1;
+}
+
+/* IRQs */
+static irqreturn_t mxs_short_irq(int irq, void *dev_id)
+{
+ struct mxs_adc_priv *mxs_adc = dev_id;
+ //struct snd_pcm_substream *substream = mxs_adc->irq_data.substream;
+
+ __raw_writel(BM_AUDIOOUT_ANACTRL_SHORTMODE_LR,
+ mxs_adc->audioout_base + HW_AUDIOOUT_ANACTRL_CLR);
+ __raw_writel(BM_AUDIOOUT_ANACTRL_SHORT_LR_STS,
+ mxs_adc->audioout_base + HW_AUDIOOUT_ANACTRL_CLR);
+ __raw_writel(BF_AUDIOOUT_ANACTRL_SHORTMODE_LR(0x1),
+ mxs_adc->audioout_base + HW_AUDIOOUT_ANACTRL_SET);
+
+ __raw_writel(BM_AUDIOOUT_HPVOL_MUTE,
+ mxs_adc->audioout_base + HW_AUDIOOUT_HPVOL_SET);
+ __raw_writel(BM_AUDIOOUT_PWRDN_HEADPHONE,
+ mxs_adc->audioout_base + HW_AUDIOOUT_PWRDN_SET);
+ __raw_writel(BM_AUDIOOUT_ANACTRL_HP_CLASSAB,
+ mxs_adc->audioout_base + HW_AUDIOOUT_ANACTRL_SET);
+
+ mxs_adc_schedule_work((struct delayed_work *) &work);
+ return IRQ_HANDLED;
+}
+
+static irqreturn_t mxs_err_irq(int irq, void *dev_id)
+{
+ struct mxs_adc_priv *mxs_adc = dev_id;
+ struct snd_pcm_substream *substream = mxs_adc->irq_data.substream;
+ int playback = substream->stream == SNDRV_PCM_STREAM_PLAYBACK ? 1 : 0;
+ u32 ctrl_reg;
+ u32 overflow_mask;
+ u32 underflow_mask;
+
+ if (playback) {
+ ctrl_reg = __raw_readl(mxs_adc->audioout_base + HW_AUDIOOUT_CTRL);
+ underflow_mask = BM_AUDIOOUT_CTRL_FIFO_UNDERFLOW_IRQ;
+ overflow_mask = BM_AUDIOOUT_CTRL_FIFO_OVERFLOW_IRQ;
+ } else {
+ ctrl_reg = __raw_readl(mxs_adc->audioin_base + HW_AUDIOIN_CTRL);
+ underflow_mask = BM_AUDIOIN_CTRL_FIFO_UNDERFLOW_IRQ;
+ overflow_mask = BM_AUDIOIN_CTRL_FIFO_OVERFLOW_IRQ;
+ }
+
+ if (ctrl_reg & underflow_mask) {
+ printk(KERN_DEBUG "%s underflow detected\n",
+ playback ? "DAC" : "ADC");
+
+ if (playback)
+ __raw_writel(
+ BM_AUDIOOUT_CTRL_FIFO_UNDERFLOW_IRQ,
+ mxs_adc->audioout_base + HW_AUDIOOUT_CTRL_CLR);
+ else
+ __raw_writel(
+ BM_AUDIOIN_CTRL_FIFO_UNDERFLOW_IRQ,
+ mxs_adc->audioin_base + HW_AUDIOIN_CTRL_CLR);
+
+ } else if (ctrl_reg & overflow_mask) {
+ printk(KERN_DEBUG "%s overflow detected\n",
+ playback ? "DAC" : "ADC");
+
+ if (playback)
+ __raw_writel(
+ BM_AUDIOOUT_CTRL_FIFO_OVERFLOW_IRQ,
+ mxs_adc->audioout_base + HW_AUDIOOUT_CTRL_CLR);
+ else
+ __raw_writel(BM_AUDIOIN_CTRL_FIFO_OVERFLOW_IRQ,
+ mxs_adc->audioin_base + HW_AUDIOIN_CTRL_CLR);
+ } else
+ printk(KERN_WARNING "Unknown DAC error interrupt\n");
+
+ return IRQ_HANDLED;
+}
+/* END IRQs */
+
+static int mxs_trigger(struct snd_pcm_substream *substream,
+ int cmd,
+ struct snd_soc_dai *cpu_dai)
+{
+ struct mxs_adc_priv *mxs_adc = snd_soc_dai_get_drvdata(cpu_dai);
+ int playback = substream->stream == SNDRV_PCM_STREAM_PLAYBACK ? 1 : 0;
+ int ret = 0;
+
+ switch (cmd) {
+ case SNDRV_PCM_TRIGGER_START:
+ case SNDRV_PCM_TRIGGER_RESUME:
+ case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
+
+ if (playback) {
+ /* enable the fifo error interrupt */
+ __raw_writel(BM_AUDIOOUT_CTRL_FIFO_ERROR_IRQ_EN,
+ mxs_adc->audioout_base + HW_AUDIOOUT_CTRL_SET);
+ /* write a data to data reg to trigger the transfer */
+ __raw_writel(0x0,
+ mxs_adc->audioout_base + HW_AUDIOOUT_DATA);
+ mxs_dac_schedule_ramp_work((struct delayed_work *) &dac_ramp_work);
+ } else {
+// mxs_dma_get_info(prtd->dma_ch, &dma_info);
+// cur_bar1 = dma_info.buf_addr;
+// xfer_count1 = dma_info.xfer_count;
+
+ __raw_writel(BM_AUDIOIN_CTRL_RUN,
+ mxs_adc->audioin_base + HW_AUDIOIN_CTRL_SET);
+ udelay(100);
+
+// mxs_dma_get_info(prtd->dma_ch, &dma_info);
+// cur_bar2 = dma_info.buf_addr;
+// xfer_count2 = dma_info.xfer_count;
+//
+// /* check if DMA getting stuck */
+// if ((xfer_count1 == xfer_count2) && (cur_bar1 == cur_bar2))
+// /* read a data from data reg to trigger the receive */
+// reg = __raw_readl(mxs_adc->audioin_base + HW_AUDIOIN_DATA);
+
+ mxs_adc_schedule_ramp_work((struct delayed_work *) &adc_ramp_work);
+ }
+ break;
+
+ case SNDRV_PCM_TRIGGER_SUSPEND:
+ case SNDRV_PCM_TRIGGER_STOP:
+ case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
+
+ if (playback) {
+// printk(KERN_INFO "SNDRV_PCM_TRIGGER_START\n");
+// printk(KERN_INFO "ctrl:%x\n", __raw_readl(mxs_adc->audioout_base + HW_AUDIOOUT_CTRL));
+// printk(KERN_INFO "stat:%x\n", __raw_readl(mxs_adc->audioout_base + HW_AUDIOOUT_STAT));
+// printk(KERN_INFO "srr:%x\n", __raw_readl(mxs_adc->audioout_base + HW_AUDIOOUT_DACSRR));
+// printk(KERN_INFO "vol:%x\n", __raw_readl(mxs_adc->audioout_base + HW_AUDIOOUT_DACVOLUME));
+// printk(KERN_INFO "debug:%x\n", __raw_readl(mxs_adc->audioout_base + HW_AUDIOOUT_DACDEBUG));
+// printk(KERN_INFO "hpvol:%x\n", __raw_readl(mxs_adc->audioout_base + HW_AUDIOOUT_HPVOL));
+// printk(KERN_INFO "pwrdn:%x\n", __raw_readl(mxs_adc->audioout_base + HW_AUDIOOUT_PWRDN));
+// printk(KERN_INFO "refc:%x\n", __raw_readl(mxs_adc->audioout_base + HW_AUDIOOUT_REFCTRL));
+// printk(KERN_INFO "anac:%x\n", __raw_readl(mxs_adc->audioout_base + HW_AUDIOOUT_ANACTRL));
+// printk(KERN_INFO "test:%x\n", __raw_readl(mxs_adc->audioout_base + HW_AUDIOOUT_TEST));
+// printk(KERN_INFO "bist:%x\n", __raw_readl(mxs_adc->audioout_base + HW_AUDIOOUT_BISTCTRL));
+// printk(KERN_INFO "anaclk:%x\n", __raw_readl(mxs_adc->audioout_base + HW_AUDIOOUT_ANACLKCTRL));
+
+ if (dac_ramp_done == 0) {
+ cancel_delayed_work((struct delayed_work *) &dac_ramp_work);
+ dac_ramp_done = 1;
+ }
+ __raw_writel(BM_AUDIOOUT_HPVOL_MUTE,
+ mxs_adc->audioout_base + HW_AUDIOOUT_HPVOL_SET);
+ __raw_writel(BM_AUDIOOUT_SPEAKERCTRL_MUTE,
+ mxs_adc->audioout_base + HW_AUDIOOUT_SPEAKERCTRL_SET);
+ /* disable the fifo error interrupt */
+ __raw_writel(BM_AUDIOOUT_CTRL_FIFO_ERROR_IRQ_EN,
+ mxs_adc->audioout_base + HW_AUDIOOUT_CTRL_CLR);
+ mdelay(50);
+ } else {
+ if (adc_ramp_done == 0) {
+ cancel_delayed_work((struct delayed_work *) &adc_ramp_work);
+ adc_ramp_done = 1;
+ }
+ __raw_writel(BM_AUDIOIN_CTRL_RUN,
+ mxs_adc->audioin_base + HW_AUDIOIN_CTRL_CLR);
+ }
+ break;
+
+ default:
+ printk(KERN_ERR "TRIGGER ERROR\n");
+ ret = -EINVAL;
+ }
+
+ return ret;
+}
+
+static int mxs_startup(struct snd_pcm_substream *substream,
+ struct snd_soc_dai *cpu_dai)
+{
+ struct mxs_adc_priv *mxs_adc = snd_soc_dai_get_drvdata(cpu_dai);
+ int playback = substream->stream == SNDRV_PCM_STREAM_PLAYBACK ? 1 : 0;
+ mxs_adc->irq_data.mxs_adc = mxs_adc;
+ mxs_adc->irq_data.substream = substream;
+
+ work.mxs_adc = mxs_adc;
+ adc_ramp_work.mxs_adc = mxs_adc;
+ dac_ramp_work.mxs_adc = mxs_adc;
+ test.mxs_adc = mxs_adc;
+ INIT_DELAYED_WORK(&work, mxs_adc_work);
+ INIT_DELAYED_WORK(&adc_ramp_work, mxs_adc_ramp_work);
+ INIT_DELAYED_WORK(&dac_ramp_work, mxs_dac_ramp_work);
+
+ /* Enable error interrupt */
+ if (playback) {
+ __raw_writel(BM_AUDIOOUT_CTRL_FIFO_OVERFLOW_IRQ,
+ mxs_adc->audioout_base + HW_AUDIOOUT_CTRL_CLR);
+ __raw_writel(BM_AUDIOOUT_CTRL_FIFO_UNDERFLOW_IRQ,
+ mxs_adc->audioout_base + HW_AUDIOOUT_CTRL_CLR);
+ } else {
+ __raw_writel(BM_AUDIOIN_CTRL_FIFO_OVERFLOW_IRQ,
+ mxs_adc->audioin_base + HW_AUDIOIN_CTRL_CLR);
+ __raw_writel(BM_AUDIOIN_CTRL_FIFO_UNDERFLOW_IRQ,
+ mxs_adc->audioin_base + HW_AUDIOIN_CTRL_CLR);
+ __raw_writel(BM_AUDIOIN_CTRL_FIFO_ERROR_IRQ_EN,
+ mxs_adc->audioin_base + HW_AUDIOIN_CTRL_SET);
+ }
+
+ return 0;
+}
+
+static void mxs_shutdown(struct snd_pcm_substream *substream,
+ struct snd_soc_dai *cpu_dai)
+{
+ struct mxs_adc_priv *mxs_adc = snd_soc_dai_get_drvdata(cpu_dai);
+ int playback = substream->stream == SNDRV_PCM_STREAM_PLAYBACK ? 1 : 0;
+
+ /* Disable error interrupt */
+ if (playback) {
+ __raw_writel(BM_AUDIOOUT_CTRL_FIFO_ERROR_IRQ_EN,
+ mxs_adc->audioout_base + HW_AUDIOOUT_CTRL_CLR);
+ } else {
+ __raw_writel(BM_AUDIOIN_CTRL_FIFO_ERROR_IRQ_EN,
+ mxs_adc->audioin_base + HW_AUDIOIN_CTRL_CLR);
+ }
+}
+
+#define MXS_ADC_RATES SNDRV_PCM_RATE_8000_192000
+#define MXS_ADC_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S32_LE)
+
+static const struct snd_soc_dai_ops mxs_adc_dai_ops = {
+ .startup = mxs_startup,
+ .trigger = mxs_trigger,
+ .shutdown = mxs_shutdown,
+};
+
+static int mxs_dai_probe(struct snd_soc_dai *dai)
+{
+ // TODO This does not make any sense.
+ struct mxs_adc_priv *mxs_adc = dev_get_drvdata(dai->dev);
+
+ snd_soc_dai_set_drvdata(dai, mxs_adc);
+
+ return 0;
+}
+
+static struct snd_soc_dai_driver mxs_adc_dai = {
+ .name = "mxs-builtin-cpu-dai",
+ .probe = mxs_dai_probe,
+ .playback = {
+ .channels_min = 2,
+ .channels_max = 2,
+ .rates = MXS_ADC_RATES,
+ .formats = MXS_ADC_FORMATS,
+ },
+ .capture = {
+ .channels_min = 2,
+ .channels_max = 2,
+ .rates = MXS_ADC_RATES,
+ .formats = MXS_ADC_FORMATS,
+ },
+ .ops = &mxs_adc_dai_ops,
+};
+
+static const struct snd_soc_component_driver mxs_adc_component = {
+ .name = "mxs-xxx", //TODO change this name
+};
+
+static int mxs_adc_probe(struct platform_device *pdev)
+{
+ struct device_node *np = pdev->dev.of_node;
+ struct mxs_adc_priv *mxs_adc;
+ int ret = 0;
+
+ if (!np)
+ return -EINVAL;
+
+ mxs_adc = devm_kzalloc(&pdev->dev, sizeof(*mxs_adc), GFP_KERNEL);
+ if (!mxs_adc)
+ return -ENOMEM;
+
+ mxs_adc->audioout_base = devm_ioremap(&pdev->dev, 0x80048000, 0x2000);
+ if (IS_ERR(mxs_adc->audioout_base))
+ return PTR_ERR(mxs_adc->audioout_base);
+
+ mxs_adc->audioin_base = devm_ioremap(&pdev->dev, 0x8004c000, 0x2000);
+ if (IS_ERR(mxs_adc->audioin_base))
+ return PTR_ERR(mxs_adc->audioin_base);
+
+ mxs_adc->rtc_base = devm_ioremap(&pdev->dev, 0x8005c000, 0x2000);
+ if (IS_ERR(mxs_adc->rtc_base))
+ return PTR_ERR(mxs_adc->rtc_base);
+
+ /* Get IRQ numbers */
+ mxs_adc->dma_adc_err_irq = platform_get_irq(pdev, 0);
+ if (mxs_adc->dma_adc_err_irq < 0) {
+ ret = mxs_adc->dma_adc_err_irq;
+ dev_err(&pdev->dev, "failed to get ADC DMA ERR irq resource: %d\n", ret);
+ return ret;
+ }
+
+ mxs_adc->dma_dac_err_irq = platform_get_irq(pdev, 1);
+ if (mxs_adc->dma_dac_err_irq < 0) {
+ ret = mxs_adc->dma_dac_err_irq;
+ dev_err(&pdev->dev, "failed to get DAC DMA ERR irq resource: %d\n", ret);
+ return ret;
+ }
+
+ mxs_adc->hp_short_irq = platform_get_irq(pdev, 2);
+ if (mxs_adc->hp_short_irq < 0) {
+ ret = mxs_adc->hp_short_irq;
+ dev_err(&pdev->dev, "failed to get HP_SHORT irq resource: %d\n", ret);
+ return ret;
+ }
+
+ /* Request IRQs */
+ ret = devm_request_irq(&pdev->dev, mxs_adc->dma_adc_err_irq, mxs_err_irq, 0, "MXS DAC and ADC Error",
+ mxs_adc);
+ if (ret) {
+ printk(KERN_ERR "%s: Unable to request ADC/DAC error irq %d\n",
+ __func__, mxs_adc->dma_adc_err_irq);
+ return ret;
+ }
+
+ ret = devm_request_irq(&pdev->dev, mxs_adc->dma_dac_err_irq, mxs_err_irq, 0, "MXS DAC and ADC Error",
+ mxs_adc);
+ if (ret) {
+ printk(KERN_ERR "%s: Unable to request ADC/DAC error irq %d\n",
+ __func__, mxs_adc->dma_dac_err_irq);
+ return ret;
+ }
+
+ ret = devm_request_irq(&pdev->dev, mxs_adc->hp_short_irq, mxs_short_irq,
+ IRQF_DISABLED | IRQF_SHARED, "MXS DAC and ADC HP SHORT", mxs_adc);
+ if (ret) {
+ printk(KERN_ERR "%s: Unable to request ADC/DAC HP SHORT irq %d\n",
+ __func__, mxs_adc->hp_short_irq);
+ return ret;
+ }
+
+ platform_set_drvdata(pdev, mxs_adc);
+
+ ret = snd_soc_register_component(&pdev->dev, &mxs_adc_component, &mxs_adc_dai, 1);
+ if (ret) {
+ dev_err(&pdev->dev, "register DAI failed\n");
+ return ret;
+ }
+
+ ret = mxs_adc_pcm_platform_register(&pdev->dev);
+ if (ret) {
+ dev_err(&pdev->dev, "register PCM failed: %d\n", ret);
+ goto failed_pdev_alloc;
+ }
+
+ return 0;
+
+failed_pdev_alloc:
+ snd_soc_unregister_component(&pdev->dev);
+
+ return ret;
+}
+
+static int mxs_adc_remove(struct platform_device *pdev)
+{
+ mxs_adc_pcm_platform_unregister(&pdev->dev);
+ snd_soc_unregister_component(&pdev->dev);
+
+ return 0;
+}
+
+static const struct of_device_id mxs_adc_dai_dt_ids[] = {
+ { .compatible = "fsl,mxs-builtin-cpu-dai", },
+ { /* sentinel */ }
+};
+MODULE_DEVICE_TABLE(of, mxs_adc_dai_dt_ids);
+
+static struct platform_driver mxs_adc_dai_driver = {
+ .probe = mxs_adc_probe,
+ .remove = mxs_adc_remove,
+
+ .driver = {
+ .name = "mxs-builtin-cpu-dai",
+ .owner = THIS_MODULE,
+ .of_match_table = mxs_adc_dai_dt_ids,
+ },
+};
+
+module_platform_driver(mxs_adc_dai_driver);
+
+MODULE_DESCRIPTION("Freescale MXS ADC/DAC SoC Codec DAI Driver");
+MODULE_AUTHOR("Michal Ulianko <michal.ulianko@gmail.com>");
+MODULE_LICENSE("GPL");
--- /dev/null
+++ b/sound/soc/mxs/mxs-builtin-pcm.c
@@ -0,0 +1,69 @@
+/*
+ * Copyright (C) 2011 Freescale Semiconductor, Inc. All Rights Reserved.
+ *
+ * Based on sound/soc/imx/imx-pcm-dma-mx2.c
+ *
+ * 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.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#include <linux/device.h>
+#include <linux/init.h>
+#include <linux/module.h>
+
+#include <sound/core.h>
+#include <sound/pcm.h>
+#include <sound/soc.h>
+#include <sound/dmaengine_pcm.h>
+
+#include "mxs-builtin-pcm.h"
+
+static const struct snd_pcm_hardware snd_mxs_hardware = {
+ .info = SNDRV_PCM_INFO_MMAP |
+ SNDRV_PCM_INFO_MMAP_VALID |
+ SNDRV_PCM_INFO_PAUSE |
+ SNDRV_PCM_INFO_RESUME |
+ SNDRV_PCM_INFO_INTERLEAVED,
+ .formats = SNDRV_PCM_FMTBIT_S16_LE |
+ SNDRV_PCM_FMTBIT_S20_3LE |
+ SNDRV_PCM_FMTBIT_S24_LE,
+ .channels_min = 2,
+ .channels_max = 2,
+ .period_bytes_min = 32,
+ .period_bytes_max = 8192,
+ .periods_min = 1,
+ .periods_max = 52,
+ .buffer_bytes_max = 64 * 1024,
+ .fifo_size = 32,
+};
+
+static const struct snd_dmaengine_pcm_config mxs_dmaengine_pcm_config = {
+ .pcm_hardware = &snd_mxs_hardware,
+ .prealloc_buffer_size = 64 * 1024,
+};
+
+int mxs_adc_pcm_platform_register(struct device *dev)
+{
+ return snd_dmaengine_pcm_register(dev, &mxs_dmaengine_pcm_config,
+ SND_DMAENGINE_PCM_FLAG_NO_RESIDUE);
+}
+EXPORT_SYMBOL_GPL(mxs_adc_pcm_platform_register);
+
+void mxs_adc_pcm_platform_unregister(struct device *dev)
+{
+ snd_dmaengine_pcm_unregister(dev);
+}
+EXPORT_SYMBOL_GPL(mxs_adc_pcm_platform_unregister);
+
+MODULE_LICENSE("GPL");
--- /dev/null
+++ b/sound/soc/mxs/mxs-builtin-pcm.h
@@ -0,0 +1,25 @@
+/*
+ * Copyright (C) 2011 Freescale Semiconductor, Inc. All Rights Reserved.
+ *
+ * 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.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#ifndef _MXS_PCM_H
+#define _MXS_PCM_H
+
+int mxs_adc_pcm_platform_register(struct device *dev);
+void mxs_adc_pcm_platform_unregister(struct device *dev);
+
+#endif