From 9d40ac5867b9aefe0722bc1f110b965ff294d30d Mon Sep 17 00:00:00 2001
From: Kevin
Date: Sat, 15 Nov 2014 10:00:36 +0800
Subject: add via modify part source code for wm8880 4.4 kitkat
---
ANDROID_3.4.5/sound/soc/codecs/Kconfig | 16 +
ANDROID_3.4.5/sound/soc/codecs/Makefile | 12 +
ANDROID_3.4.5/sound/soc/codecs/vt1603.c | 1249 +++++++++++++++++++++++++++
ANDROID_3.4.5/sound/soc/codecs/vt1603.h | 119 +++
ANDROID_3.4.5/sound/soc/codecs/wm8994.c | 114 ++-
ANDROID_3.4.5/sound/soc/codecs/wmt_fm34.c | 830 ++++++++++++++++++
ANDROID_3.4.5/sound/soc/codecs/wmt_hwdac.c | 195 +++++
ANDROID_3.4.5/sound/soc/codecs/wmt_vt1602.c | 981 +++++++++++++++++++++
ANDROID_3.4.5/sound/soc/codecs/wmt_vt1602.h | 67 ++
9 files changed, 3572 insertions(+), 11 deletions(-)
create mode 100755 ANDROID_3.4.5/sound/soc/codecs/vt1603.c
create mode 100755 ANDROID_3.4.5/sound/soc/codecs/vt1603.h
create mode 100755 ANDROID_3.4.5/sound/soc/codecs/wmt_fm34.c
create mode 100755 ANDROID_3.4.5/sound/soc/codecs/wmt_hwdac.c
create mode 100755 ANDROID_3.4.5/sound/soc/codecs/wmt_vt1602.c
create mode 100755 ANDROID_3.4.5/sound/soc/codecs/wmt_vt1602.h
(limited to 'ANDROID_3.4.5/sound/soc/codecs')
diff --git a/ANDROID_3.4.5/sound/soc/codecs/Kconfig b/ANDROID_3.4.5/sound/soc/codecs/Kconfig
index 59d8efaa..7077ac69 100644
--- a/ANDROID_3.4.5/sound/soc/codecs/Kconfig
+++ b/ANDROID_3.4.5/sound/soc/codecs/Kconfig
@@ -335,6 +335,18 @@ config SND_SOC_WM8741
config SND_SOC_WM8750
tristate
+config SND_SOC_VT1602
+ tristate
+ depends on SND_SOC
+
+config SND_SOC_VT1603
+ tristate
+ depends on SND_SOC
+
+config SND_SOC_HWDAC
+ tristate
+ depends on SND_SOC
+
config SND_SOC_WM8753
tristate
@@ -437,3 +449,7 @@ config SND_SOC_MAX9877
config SND_SOC_TPA6130A2
tristate
+
+# echo cancellation
+config SND_SOC_WMT_FM34
+ tristate
diff --git a/ANDROID_3.4.5/sound/soc/codecs/Makefile b/ANDROID_3.4.5/sound/soc/codecs/Makefile
index 6662eb0c..83175a64 100644
--- a/ANDROID_3.4.5/sound/soc/codecs/Makefile
+++ b/ANDROID_3.4.5/sound/soc/codecs/Makefile
@@ -66,6 +66,9 @@ snd-soc-wm8731-objs := wm8731.o
snd-soc-wm8737-objs := wm8737.o
snd-soc-wm8741-objs := wm8741.o
snd-soc-wm8750-objs := wm8750.o
+snd-soc-vt1602-objs := wmt_vt1602.o
+snd-soc-vt1603-objs := vt1603.o
+snd-soc-hwdac-objs := wmt_hwdac.o
snd-soc-wm8753-objs := wm8753.o
snd-soc-wm8770-objs := wm8770.o
snd-soc-wm8776-objs := wm8776.o
@@ -102,6 +105,9 @@ snd-soc-wm-hubs-objs := wm_hubs.o
snd-soc-max9877-objs := max9877.o
snd-soc-tpa6130a2-objs := tpa6130a2.o
+# echo cancellation
+snd-soc-wmt-fm34-objs := wmt_fm34.o
+
obj-$(CONFIG_SND_SOC_88PM860X) += snd-soc-88pm860x.o
obj-$(CONFIG_SND_SOC_AC97_CODEC) += snd-soc-ac97.o
obj-$(CONFIG_SND_SOC_AD1836) += snd-soc-ad1836.o
@@ -170,6 +176,9 @@ obj-$(CONFIG_SND_SOC_WM8731) += snd-soc-wm8731.o
obj-$(CONFIG_SND_SOC_WM8737) += snd-soc-wm8737.o
obj-$(CONFIG_SND_SOC_WM8741) += snd-soc-wm8741.o
obj-$(CONFIG_SND_SOC_WM8750) += snd-soc-wm8750.o
+obj-$(CONFIG_SND_SOC_VT1602) += snd-soc-vt1602.o
+obj-$(CONFIG_SND_SOC_VT1603) += snd-soc-vt1603.o
+obj-$(CONFIG_SND_SOC_HWDAC) += snd-soc-hwdac.o
obj-$(CONFIG_SND_SOC_WM8753) += snd-soc-wm8753.o
obj-$(CONFIG_SND_SOC_WM8770) += snd-soc-wm8770.o
obj-$(CONFIG_SND_SOC_WM8776) += snd-soc-wm8776.o
@@ -205,3 +214,6 @@ obj-$(CONFIG_SND_SOC_WM_HUBS) += snd-soc-wm-hubs.o
# Amp
obj-$(CONFIG_SND_SOC_MAX9877) += snd-soc-max9877.o
obj-$(CONFIG_SND_SOC_TPA6130A2) += snd-soc-tpa6130a2.o
+
+# echo cancellation
+obj-$(CONFIG_SND_SOC_WMT_FM34) += snd-soc-wmt-fm34.o
diff --git a/ANDROID_3.4.5/sound/soc/codecs/vt1603.c b/ANDROID_3.4.5/sound/soc/codecs/vt1603.c
new file mode 100755
index 00000000..eaa3d28e
--- /dev/null
+++ b/ANDROID_3.4.5/sound/soc/codecs/vt1603.c
@@ -0,0 +1,1249 @@
+/*++
+ * linux/sound/soc/codecs/vt1603.c
+ * WonderMedia audio driver for ALSA
+ *
+ * Copyright c 2010 WonderMedia Technologies, Inc.
+ *
+ * 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, see .
+ *
+ * WonderMedia Technologies, Inc.
+ * 4F, 533, Chung-Cheng Road, Hsin-Tien, Taipei 231, R.O.C
+--*/
+
+#include
+#include
+#include
+#include
+#include
+#include
+#include
+#include
+#include
+#include
+#include
+#include
+#include
+#include
+#include
+#include
+#include
+#include
+#include
+#include
+#include
+#include
+
+#include "vt1603.h"
+#include
+
+#define VT1603_TIMER_INTERVAL 100 // ms
+
+static struct snd_soc_codec *gvt1603_codec = NULL; //
+
+struct vt1603_priv {
+ unsigned int sysclk;
+ struct switch_dev hp_switch; // state of headphone insert or not
+ struct work_struct work;
+ struct snd_soc_codec *codec;
+ struct timer_list timer; // timer for detecting headphone
+ struct proc_dir_entry *proc;
+ struct notifier_block reboot_notifier;
+};
+
+struct vt1603_boardinfo {
+ int hp_level; // 0: headset level low; 1: high
+ int ignore_hp_event;
+ int rec_src; // 0: AMIC-IN; 1: DMIC-IN
+
+ int hpd_rm; //add 2013-11-26
+ int hp_debounce; //add 2014-1-14
+ int timer_del; //2014-1-20 tvbox
+
+ int out_on; //2014-4-29 av out on for tvbox noisy. hw not good!
+};
+static struct vt1603_boardinfo vt1603_boardinfo;
+
+extern int wmt_getsyspara(char *varname, unsigned char *varval, int *varlen);
+
+static const u16 vt1603_regs[] = {
+ 0x0020, 0x00D7, 0x00D7, 0x0004, /* 0-3 */
+ 0x0000, 0x0040, 0x0000, 0x00c0, /* 4-7 */
+ 0x00c0, 0x0010, 0x0001, 0x0041, /* 8-11 */
+ 0x0000, 0x0000, 0x000b, 0x0093, /* 12-15 */
+ 0x0004, 0x0016, 0x0026, 0x0060, /* 16-19 */
+ 0x001a, 0x0000, 0x0002, 0x0000, /* 20-23 */
+ 0x0000, 0x000a, 0x0000, 0x0010, /* 24-27 */
+ 0x0000, 0x00e2, 0x0000, 0x0000, /* 28-31 */
+ 0x0000, 0x0000, 0x0000, 0x0000, /* 32-35 */
+ 0x0000, 0x000c, 0x0054, 0x0000, /* 36-39 */
+ 0x0001, 0x000c, 0x000c, 0x000c, /* 40-43 */
+ 0x000c, 0x000c, 0x00c0, 0x00d5, /* 44-47 */
+ 0x00c5, 0x0012, 0x0085, 0x002b, /* 48-51 */
+ 0x00cd, 0x00cd, 0x008e, 0x008d, /* 52-55 */
+ 0x00e0, 0x00a6, 0x00a5, 0x0050, /* 56-59 */
+ 0x00e9, 0x00cf, 0x0040, 0x0000, /* 60-63 */
+ 0x0000, 0x0008, 0x0004, 0x0000, /* 64-67 */
+ 0x0040, 0x0000, 0x0040, 0x0000, /* 68-71 */
+ 0x0000, 0x0000, 0x0000, 0x0000, /* 72-75 */
+ 0x0000, 0x0000, 0x0000, 0x0000, /* 76-79 */
+ 0x0000, 0x0000, 0x0000, 0x0000, /* 80-83 */
+ 0x0000, 0x0000, 0x0000, 0x0000, /* 84-87 */
+ 0x0000, 0x0000, 0x0000, 0x0000, /* 88-91 */
+ 0x0000, 0x0000, 0x0000, 0x0000, /* 92-95 */
+ 0x00c4, 0x0079, 0x000c, 0x0024, /* 96-99 */
+ 0x0016, 0x0016, 0x0060, 0x0002, /* 100-103 */
+ 0x005b, 0x0003, 0x0039, 0x0039, /* 104-107 */
+ 0x00fe, 0x0012, 0x0034, 0x0000, /* 108-111 */
+ 0x0004, 0x00f0, 0x0000, 0x0000, /* 112-115 */
+ 0x0000, 0x0000, 0x0003, 0x0000, /* 116-119 */
+ 0x0000, 0x0000, 0x0000, 0x0000, /* 120-123 */
+ 0x00f2, 0x0020, 0x0023, 0x006e, /* 124-127 */
+ 0x0019, 0x0040, 0x0000, 0x0004, /* 128-131 */
+ 0x000a, 0x0075, 0x0035, 0x00b0, /* 132-135 */
+ 0x0040, 0x0000, 0x0000, 0x0000, /* 136-139 */
+ 0x0088, 0x0013, 0x000c, 0x0003, /* 140-143 */
+ 0x0000, 0x0000, 0x0008, 0x0000, /* 144-147 */
+ 0x0003, 0x0020, 0x0030, 0x0018, /* 148-151 */
+ 0x001b,
+};
+
+/*----------------------------------------------------------------------*/
+
+
+/*---------------------Control Interface Functions----------------------*/
+
+static int vt1603_write(struct snd_soc_codec *codec,
+ unsigned int reg, unsigned int value)
+{
+ int ret = vt1603_reg_write(codec->control_data, reg, value);
+ if (ret == 0)
+ ((u16 *)codec->reg_cache)[reg] = value;
+ return ret;
+}
+
+static unsigned int vt1603_read(struct snd_soc_codec *codec,
+ unsigned int reg)
+{
+ return ((u16 *)codec->reg_cache)[reg];
+}
+
+static int vt1603_hw_write(struct snd_soc_codec *codec,
+ unsigned int reg, unsigned int value)
+{
+ return vt1603_reg_write(codec->control_data, reg, value);
+}
+
+static unsigned int vt1603_hw_read(struct snd_soc_codec *codec,
+ unsigned int reg)
+{
+ u8 val;
+ int ret = vt1603_reg_read(codec->control_data, reg, &val);
+ if (ret == 0)
+ return val;
+ else
+ return ((u16 *)codec->reg_cache)[reg];
+}
+
+/*----------------------------------------------------------------------*/
+
+
+/*----------------------IRQ handle Functions----------------------------*/
+
+static void vt1603_set_switch_state(struct snd_soc_codec *codec)
+{
+ /* Just report hp state, don't switch hw device, app will handle it. */
+
+ struct vt1603_priv *vt1603 = snd_soc_codec_get_drvdata(codec);
+ unsigned int val = vt1603_hw_read(codec, VT1603_R21);
+
+ if (vt1603_boardinfo.hp_level) {
+ if (val & BIT1) {
+ val &= ~BIT1;
+ snd_soc_write(codec, VT1603_R21, val);
+ if (!vt1603_boardinfo.ignore_hp_event)
+ switch_set_state(&vt1603->hp_switch, 0);
+ pr_info("<<hp_switch, 1);
+ pr_info("<<hp_switch, 1);
+ pr_info("<<hp_switch, 0);
+ pr_info("<<codec;
+ unsigned int val;
+ static unsigned int count = 0;
+ int hp_state = 0; //switch_get_state(&priv->hp_switch);
+ if (!vt1603_boardinfo.hpd_rm)
+ hp_state = switch_get_state(&priv->hp_switch);
+
+ unsigned int debounce = (hp_state == 0) ? 3 : 1; // sw-debounce for headset plugin
+
+ if (vt1603_boardinfo.hp_debounce > 0)
+ debounce = (hp_state == 0) ? vt1603_boardinfo.hp_debounce : 1;
+
+
+
+ val = vt1603_hw_read(codec, VT1603_R51);
+ if (val & BIT1) {
+ val = vt1603_hw_read(codec, VT1603_R1b);
+ val |= BIT1;
+ snd_soc_write(codec, VT1603_R1b, val);
+ val &= ~BIT1;
+ snd_soc_write(codec, VT1603_R1b, val);
+ count++;
+ }
+ else {
+ count = 0;
+ }
+
+ if (count == debounce) {
+ pr_info("vt1603: hpdetect\n");
+ vt1603_set_switch_state(codec);
+ // clear headphone irq mask
+ val = vt1603_hw_read(codec,VT1603_R1b);
+ val |= BIT1;
+ snd_soc_write(codec, VT1603_R1b, val);
+ val &= ~BIT1;
+ snd_soc_write(codec, VT1603_R1b, val);
+ count = 0;
+ }
+
+ val = vt1603_hw_read(codec, VT1603_R52);
+ if (val & BIT4) {
+ pr_info("vt1603: left cld oc\n");
+ val = vt1603_hw_read(codec,VT1603_R1c);
+ val |= BIT4;
+ snd_soc_write(codec, VT1603_R1c, val);
+ val &= ~BIT4;
+ snd_soc_write(codec, VT1603_R1c, val);
+ }
+ if (val & BIT3) {
+ pr_info("vt1603: right cld oc\n");
+ val = vt1603_hw_read(codec,VT1603_R1c);
+ val |= BIT3;
+ snd_soc_write(codec, VT1603_R1c, val);
+ val &= ~BIT3;
+ snd_soc_write(codec, VT1603_R1c, val);
+ }
+}
+
+static void vt1603_timer_handler(unsigned long data)
+{
+ struct vt1603_priv *vt1603 = (struct vt1603_priv *)data;
+ schedule_work(&vt1603->work);
+ mod_timer(&vt1603->timer, jiffies + msecs_to_jiffies(VT1603_TIMER_INTERVAL));
+}
+
+/*----------------------------------------------------------------------*/
+
+
+/*--------------------Mixer controls & dapm-----------------------------*/
+
+static const DECLARE_TLV_DB_SCALE(digital_tlv, -9550, 50, 1);
+static const DECLARE_TLV_DB_SCALE(digital_clv, -4350, 50, 1);
+static const DECLARE_TLV_DB_SCALE(adc_boost_clv, 0, 1000, 1);
+static const DECLARE_TLV_DB_SCALE(dac_boost_tlv, 0, 600, 0);
+static const DECLARE_TLV_DB_SCALE(adc_pga_clv, -1650, 150, 1);
+static const DECLARE_TLV_DB_SCALE(analog_tlv, -2100, 300, 1);
+static const DECLARE_TLV_DB_SCALE(hp_mixer_clv, -5700, 100, 1);
+static const DECLARE_TLV_DB_SCALE(cld_mixer_clv, -300, 300, 1);
+
+static const char *adc_cutoff_freq_txt[] = {
+ "Hi-fi mode",
+ "Voice mode 1",
+ "Voice mode 2",
+ "Voice mode 3",
+};
+
+static const struct soc_enum adc_cutoff_freq =
+SOC_ENUM_SINGLE(VT1603_R00, 3, 4, adc_cutoff_freq_txt);
+
+static const char *lr_txt[] = {
+ "Left", "Right"
+};
+
+static const char *clamper_limit_voltage_txt[] = {
+ "Vih=2.40V, Vil=0.90V, P=0.63W",
+ "Vih=2.45V, Vil=0.85V, P=0.72W",
+ "Vih=2.50V, ViL=0.80V, P=0.81W",
+ "Vih=2.55V, Vil=0.75V, P=0.91W",
+ "Vih=2.60V, Vil=0.70V, P=1.02W",
+ "Vih=2.65V, Vil=0.65V, P=1.12W",
+ "Vih=2.70V, Vil=0.60V, P=1.24W",
+ "Vih=2.75V, Vil=0.55V, P=1.36W",
+ "Vih=2.80V, Vil=0.50V, P=1.49W",
+ "Vih=2.85V, Vil=0.45V, P=1.62W",
+ "Vih=2.90V, Vil=0.40V, P=1.76W",
+ "Vih=2.95V, Vil=0.35V, P=1.90W",
+ "Vih=3.00V, Vil=0.30V, P=2.05W",
+ "Vih=3.05V, Vil=0.25V, P=2.20W",
+ "Vih=3.10V, Vil=0.20V, P=2.37W",
+ "Vih=3.15V, Vil=0.15V, P=2.53W",
+};
+
+static const char *clamper_work_voltage_txt[] = {
+ "Voh=3.10V, Vol=1.90V, P=0.36W",
+ "Voh=3.25V, Vol=1.75V, P=0.56W",
+ "Voh=3.40V, Vol=1.60V, P=0.81W",
+ "Voh=3.55V, Vol=1.45V, P=1.10W",
+ "Voh=3.70V, Vol=1.30V, P=1.44W",
+ "Voh=3.85V, Vol=1.15V, P=1.82W",
+ "Voh=4.00V, Vol=1.00V, P=2.25W",
+ "Voh=4.15V, Vol=0.85V, P=2.72W",
+};
+
+static const struct soc_enum dacl_src =
+SOC_ENUM_SINGLE(VT1603_R0b, 7, 2, lr_txt);
+
+static const struct soc_enum dacr_src =
+SOC_ENUM_SINGLE(VT1603_R0b, 6, 2, lr_txt);
+
+static const struct soc_enum adcl_src =
+SOC_ENUM_SINGLE(VT1603_R03, 3, 2, lr_txt);
+
+static const struct soc_enum adcr_src =
+SOC_ENUM_SINGLE(VT1603_R03, 2, 2, lr_txt);
+
+static const struct soc_enum clamper_limit_voltage =
+SOC_ENUM_SINGLE(VT1603_R87, 4, 16, clamper_limit_voltage_txt);
+
+static const struct soc_enum clamper_work_voltage =
+SOC_ENUM_SINGLE(VT1603_R87, 0, 8, clamper_work_voltage_txt);
+
+static const struct snd_kcontrol_new vt1603_snd_controls[] = {
+/* Volume */
+SOC_DOUBLE_R_TLV("Digital Capture Volume", VT1603_R01, VT1603_R02, 0, 0x7f, 0, digital_clv),
+SOC_DOUBLE_R_TLV("Digital Playback Volume", VT1603_R07, VT1603_R08, 0, 0xc0, 0, digital_tlv),
+SOC_DOUBLE_R_TLV("Analog Playback Volume", VT1603_R72, VT1603_R73, 0, 0x07, 1, analog_tlv),
+SOC_DOUBLE_R_TLV("Input Boost Volume", VT1603_R64, VT1603_R65, 6, 4, 0, adc_boost_clv),
+SOC_DOUBLE_R_TLV("Input PGA Volume", VT1603_R64, VT1603_R65, 1, 0x1f, 0, adc_pga_clv),
+SOC_DOUBLE_TLV("Output Boost Volume", VT1603_R06, 0, 3, 7, 0, dac_boost_tlv),
+SOC_DOUBLE_TLV("Output CLD Volume", VT1603_R91, 5, 2, 7, 0, cld_mixer_clv),
+SOC_DOUBLE_R_TLV("Output HP Volume", VT1603_R6a, VT1603_R6b, 0, 0x3f, 0, hp_mixer_clv),
+
+/* Switch */
+SOC_SINGLE("EQ Switch", VT1603_R28, 0, 1, 0),
+
+SOC_SINGLE("DAC Mono Mix Switch", VT1603_R0d, 4, 1, 0),
+SOC_SINGLE("Left DAC Switch", VT1603_R62, 5, 1, 0),
+SOC_SINGLE("Right DAC Switch", VT1603_R62, 4, 1, 0),
+
+SOC_ENUM("Left DAC Source", dacl_src),
+SOC_ENUM("Right DAC Source", dacr_src),
+
+SOC_ENUM("Digital Capture Voice Mode", adc_cutoff_freq),
+SOC_ENUM("Left ADC Source", adcl_src),
+SOC_ENUM("Right ADC Source", adcr_src),
+
+SOC_DOUBLE("Analog Playback Switch", VT1603_R71, 7, 6, 1, 1),
+SOC_SINGLE("Digital Playback Switch", VT1603_R0b, 0, 1, 1),
+SOC_DOUBLE("Digital Capture Switch", VT1603_R63, 7, 6, 1, 0),
+
+SOC_SINGLE("Headset Switch", VT1603_R68, 4, 1, 1),
+SOC_SINGLE("Headfree Switch", VT1603_R25, 1, 1, 0),
+
+SOC_SINGLE("Left CLD Switch", VT1603_R82, 3, 1, 1),
+SOC_SINGLE("Right CLD Switch", VT1603_R82, 4, 1, 1),
+
+SOC_ENUM("Limit Voltage of Power Clamper", clamper_limit_voltage),
+SOC_ENUM("Voltage of Clamper Work", clamper_work_voltage),
+};
+
+/* DAPM Controls */
+
+static const struct snd_kcontrol_new linmix_controls[] = {
+SOC_DAPM_SINGLE("Left Mic Switch", VT1603_R8e, 5, 1, 0),
+SOC_DAPM_SINGLE("Left Linein Switch", VT1603_R8e, 7, 1, 0),
+};
+
+static const struct snd_kcontrol_new rinmix_controls[] = {
+SOC_DAPM_SINGLE("Right Mic Switch", VT1603_R8e, 4, 1, 0),
+SOC_DAPM_SINGLE("Right Linein Switch", VT1603_R8e, 6, 1, 0),
+};
+
+static const struct snd_kcontrol_new loutmix_controls[] = {
+SOC_DAPM_SINGLE("Left Input Mixer Switch", VT1603_R71, 3, 1, 0),
+SOC_DAPM_SINGLE("DACL Switch", VT1603_R71, 1, 1, 0),
+};
+
+static const struct snd_kcontrol_new routmix_controls[] = {
+SOC_DAPM_SINGLE("Right Input Mixer Switch", VT1603_R71, 2, 1, 0),
+SOC_DAPM_SINGLE("DACR Switch", VT1603_R71, 0, 1, 0),
+};
+
+static const struct snd_kcontrol_new lcld_controls[] = {
+SOC_DAPM_SINGLE("Left Output Mixer Switch", VT1603_R90, 5, 1, 0),
+SOC_DAPM_SINGLE("DACL Switch", VT1603_R90, 4, 1, 0),
+};
+
+static const struct snd_kcontrol_new rcld_controls[] = {
+SOC_DAPM_SINGLE("Right Output Mixer Switch", VT1603_R90, 3, 1, 0),
+SOC_DAPM_SINGLE("DACR Switch", VT1603_R90, 2, 1, 0),
+};
+
+static const struct snd_kcontrol_new lhp_controls[] = {
+SOC_DAPM_SINGLE("Left Output Mixer Switch", VT1603_R69, 5, 1, 0),
+SOC_DAPM_SINGLE("DACL Switch", VT1603_R69, 7, 1, 0),
+};
+
+static const struct snd_kcontrol_new rhp_controls[] = {
+SOC_DAPM_SINGLE("Right Output Mixer Switch", VT1603_R69, 2, 1, 0),
+SOC_DAPM_SINGLE("DACR Switch", VT1603_R69, 4, 1, 0),
+};
+
+static const struct snd_soc_dapm_widget vt1603_dapm_widgets[] = {
+SND_SOC_DAPM_INPUT("Mic"),
+SND_SOC_DAPM_INPUT("Linein"),
+SND_SOC_DAPM_INPUT("Internal ADC Source"),
+
+SND_SOC_DAPM_PGA("Left Input Boost", VT1603_R67, 7, 0, NULL, 0),
+SND_SOC_DAPM_PGA("Right Input Boost", VT1603_R67, 6, 0, NULL, 0),
+
+SND_SOC_DAPM_PGA("Left Input PGA", VT1603_R67, 5, 0, NULL, 0),
+SND_SOC_DAPM_PGA("Right Input PGA", VT1603_R67, 4, 0, NULL, 0),
+
+
+SND_SOC_DAPM_MIXER("Left Input Mixer", VT1603_R66, 6, 1,
+ linmix_controls, ARRAY_SIZE(linmix_controls)),
+SND_SOC_DAPM_MIXER("Right Input Mixer", VT1603_R66, 5, 1,
+ rinmix_controls, ARRAY_SIZE(rinmix_controls)),
+
+SND_SOC_DAPM_ADC("ADCL", "Left Capture", VT1603_R01, 7, 1),
+SND_SOC_DAPM_ADC("ADCR", "Right Capture", VT1603_R02, 7, 1),
+
+//SND_SOC_DAPM_DAC("DACL", "Left Playback", VT1603_R62, 5, 0),
+//SND_SOC_DAPM_DAC("DACR", "Right Playback", VT1603_R62, 4, 0),
+
+SND_SOC_DAPM_INPUT("DACL"),
+SND_SOC_DAPM_INPUT("DACR"),
+
+SND_SOC_DAPM_MIXER("Left Output Mixer", VT1603_R72, 6, 0,
+ loutmix_controls, ARRAY_SIZE(loutmix_controls)),
+SND_SOC_DAPM_MIXER("Right Output Mixer", VT1603_R73, 6, 0,
+ routmix_controls, ARRAY_SIZE(routmix_controls)),
+
+SND_SOC_DAPM_MIXER("Left CLD Mixer", VT1603_R91, 1, 0,
+ lcld_controls, ARRAY_SIZE(lcld_controls)),
+SND_SOC_DAPM_MIXER("Right CLD Mixer", VT1603_R91, 0, 0,
+ rcld_controls, ARRAY_SIZE(rcld_controls)),
+
+SND_SOC_DAPM_PGA("Left CLD PGA", VT1603_R82, 3, 1, NULL, 0),
+SND_SOC_DAPM_PGA("Right CLD PGA", VT1603_R82, 4, 1, NULL, 0),
+
+SND_SOC_DAPM_MIXER("Left HP Mixer", VT1603_R68, 1, 1,
+ lhp_controls, ARRAY_SIZE(lhp_controls)),
+SND_SOC_DAPM_MIXER("Right HP Mixer", VT1603_R68, 0, 1,
+ rhp_controls, ARRAY_SIZE(rhp_controls)),
+
+SND_SOC_DAPM_OUTPUT("Internal DAC Sink"),
+SND_SOC_DAPM_OUTPUT("Left HP"),
+SND_SOC_DAPM_OUTPUT("Right HP"),
+SND_SOC_DAPM_OUTPUT("Left SPK"),
+SND_SOC_DAPM_OUTPUT("Right SPK"),
+};
+
+static const struct snd_soc_dapm_route audio_map[] = {
+ /* Make DACs turn on when playing even if not mixed into any outputs */
+ //{"Internal DAC Sink", NULL, "DACL"},
+ //{"Internal DAC Sink", NULL, "DACR"},
+
+ /* Make ADCs turn on when recording even if not mixed from any inputs */
+ //{"ADCL", NULL, "Internal ADC Source"},
+ //{"ADCR", NULL, "Internal ADC Source"},
+
+
+ /* Capture route */
+
+ { "Left Input Mixer", "Left Linein Switch", "Linein" },
+ { "Left Input Mixer", "Left Mic Switch", "Mic" },
+ { "Right Input Mixer", "Right Linein Switch", "Linein" },
+ { "Right Input Mixer", "Right Mic Switch", "Mic" },
+
+ { "Left Input Boost", NULL, "Left Input Mixer"},
+ { "Right Input Boost", NULL, "Right Input Mixer"},
+
+ { "Left Input PGA", NULL, "Left Input Boost"},
+ { "Right Input PGA", NULL, "Right Input Boost"},
+
+ { "ADCL", NULL, "Left Input PGA" },
+ { "ADCR", NULL, "Right Input PGA" },
+
+ //{ "Left Input Mixer", NULL, "Left Input PGA" },
+ //{ "Right Input Mixer", NULL, "Right Input PGA" },
+
+ /* Playback route */
+
+ //{ "Left Output Mixer", "Left Input Mixer Switch", "Left Input Mixer" },
+ { "Left Output Mixer", "Left Input Mixer Switch", "Left Input PGA"},
+ { "Left Output Mixer", "DACL Switch", "DACL" },
+ //{ "Right Output Mixer", "Right Input Mixer Switch", "Right Input Mixer" },
+ { "Right Output Mixer", "Right Input Mixer Switch", "Right Input PGA"},
+ { "Right Output Mixer", "DACR Switch", "DACR" },
+
+ { "Left CLD Mixer", "Left Output Mixer Switch", "Left Output Mixer" },
+ { "Left CLD Mixer", "DACL Switch", "DACL" },
+ { "Right CLD Mixer", "Right Output Mixer Switch", "Right Output Mixer" },
+ { "Right CLD Mixer", "DACR Switch", "DACR" },
+
+ { "Left HP Mixer", "Left Output Mixer Switch", "Left Output Mixer" },
+ { "Left HP Mixer", "DACL Switch", "DACL" },
+ { "Right HP Mixer", "Right Output Mixer Switch", "Right Output Mixer" },
+ { "Right HP Mixer", "DACR Switch", "DACR" },
+
+ { "Left CLD PGA", NULL, "Left CLD Mixer" },
+ { "Right CLD PGA", NULL, "Right CLD Mixer" },
+
+ { "Left HP", NULL, "Left HP Mixer" },
+ { "Right HP", NULL, "Right HP Mixer" },
+
+ { "Left SPK", NULL, "Left CLD PGA" },
+ { "Right SPK", NULL, "Right CLD PGA" },
+};
+
+/*----------------------------------------------------------------------*/
+
+
+/*----------------------codec dai functions-----------------------------*/
+
+struct _coeff_div {
+ u32 mclk;
+ u32 rate;
+ u16 fs;
+ u8 sr;
+ u8 bclk_div;
+};
+
+/* codec hifi mclk clock divider coefficients */
+static const struct _coeff_div coeff_div[] = {
+ /* 8k */
+ {12288000, 8000, 1536, 0x4, 0x0},
+ /* 11.025k */
+ {11289600, 11025, 1024, 0x8, 0x0},
+ /* 16k */
+ {12288000, 16000, 768, 0x5, 0x0},
+ /* 22.05k */
+ {11289600, 22050, 512, 0x9, 0x0},
+ /* 32k */
+ {12288000, 32000, 384, 0x7, 0x0},
+ /* 44.1k */
+ {11289600, 44100, 256, 0x6, 0x07},
+ /* 48k */
+ {12288000, 48000, 256, 0x0, 0x07},
+ /* 96k */
+ {12288000, 96000, 128, 0x1, 0x04},
+};
+
+static inline int get_coeff(int mclk, int rate)
+{
+ int i;
+ for (i = 0; i < ARRAY_SIZE(coeff_div); i++) {
+ if (coeff_div[i].rate == rate && coeff_div[i].mclk == mclk)
+ return i;
+ }
+ return -EINVAL;
+}
+
+static int vt1603_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 vt1603_priv *vt1603 = snd_soc_codec_get_drvdata(codec);
+ switch (freq) {
+ case 11289600:
+ case 12000000:
+ case 12288000:
+ case 16934400:
+ case 18432000:
+ vt1603->sysclk = freq;
+ return 0;
+ }
+ return -EINVAL;
+}
+
+static int vt1603_set_dai_fmt(struct snd_soc_dai *codec_dai,
+ unsigned int fmt)
+{
+ struct snd_soc_codec *codec = codec_dai->codec;
+ u16 iface = snd_soc_read(codec, VT1603_R19);
+
+ /* set master/slave audio interface */
+ switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
+ case SND_SOC_DAIFMT_CBM_CFM:
+ iface |= BIT5 ;
+ break;
+ case SND_SOC_DAIFMT_CBS_CFS:
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ /* interface format */
+ switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
+ case SND_SOC_DAIFMT_I2S:
+ iface |= 0x0002;
+ break;
+ case SND_SOC_DAIFMT_RIGHT_J:
+ break;
+ case SND_SOC_DAIFMT_LEFT_J:
+ iface |= 0x0001;
+ break;
+ case SND_SOC_DAIFMT_DSP_A:
+ iface |= 0x0003;
+ break;
+ case SND_SOC_DAIFMT_DSP_B:
+ iface |= 0x0013;
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ /* clock inversion */
+ switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
+ case SND_SOC_DAIFMT_NB_NF:
+ break;
+ case SND_SOC_DAIFMT_IB_IF:
+ iface |= 0x0090;
+ break;
+ case SND_SOC_DAIFMT_IB_NF:
+ iface |= 0x0080;
+ break;
+ case SND_SOC_DAIFMT_NB_IF:
+ iface |= 0x0010;
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ snd_soc_write(codec, VT1603_R19, iface);
+ return 0;
+}
+
+static int vt1603_pcm_hw_params(struct snd_pcm_substream *substream,
+ struct snd_pcm_hw_params *params, struct snd_soc_dai *dai)
+{
+ struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ struct snd_soc_codec *codec = rtd->codec;
+ struct vt1603_priv *vt1603 = snd_soc_codec_get_drvdata(codec);
+ u16 val;
+ u16 iface = snd_soc_read(codec, VT1603_R19) & 0x73;
+ int coeff = get_coeff(vt1603->sysclk, params_rate(params));
+
+ /* bit size */
+ switch (params_format(params)) {
+ case SNDRV_PCM_FORMAT_S16_LE:
+ break;
+ case SNDRV_PCM_FORMAT_S20_3LE:
+ iface |= 0x04;
+ break;
+ case SNDRV_PCM_FORMAT_S24_LE:
+ iface |= 0x08;
+ break;
+ case SNDRV_PCM_FORMAT_S32_LE:
+ iface |= 0x0c;
+ break;
+ }
+
+ /* set iface & srate */
+ snd_soc_write(codec, VT1603_R19, iface);
+
+ if (coeff >= 0) {
+ val = snd_soc_read(codec, VT1603_R42);
+ val &= 0xf0;
+ val |= coeff_div[coeff].bclk_div;
+ snd_soc_write(codec, VT1603_R42, val);
+
+ if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
+ val = snd_soc_read(codec, VT1603_R05);
+ val &= 0xf0;
+ val |= coeff_div[coeff].sr;
+ snd_soc_write(codec, VT1603_R05, val);
+ }
+
+ if (substream->stream == SNDRV_PCM_STREAM_CAPTURE) {
+ val = snd_soc_read(codec, VT1603_R03);
+ val &= 0x0f;
+ val |= ((coeff_div[coeff].sr<<4) & 0xf0);
+ snd_soc_write(codec, VT1603_R03, val);
+ }
+ }
+
+ return 0;
+}
+
+static int vt1603_set_bias_level(struct snd_soc_codec *codec,
+ enum snd_soc_bias_level level)
+{
+ u16 val;
+
+ switch (level) {
+ case SND_SOC_BIAS_ON:
+ break;
+
+ case SND_SOC_BIAS_PREPARE:
+ val = snd_soc_read(codec, VT1603_R96);
+ val |= BIT4+BIT5;
+ snd_soc_write(codec, VT1603_R96, val);
+ break;
+
+ case SND_SOC_BIAS_STANDBY:
+ break;
+
+ case SND_SOC_BIAS_OFF:
+ break;
+ }
+
+ codec->dapm.bias_level = level;
+ return 0;
+}
+
+static struct snd_soc_dai_ops vt1603_dai_ops = {
+ .hw_params = vt1603_pcm_hw_params,
+ .set_fmt = vt1603_set_dai_fmt,
+ .set_sysclk = vt1603_set_dai_sysclk,
+};
+
+struct snd_soc_dai_driver vt1603_dai = {
+ .name = "VT1603",
+ .playback = {
+ .stream_name = "Playback",
+ .channels_min = 1,
+ .channels_max = 2,
+ .rates = SNDRV_PCM_RATE_8000_96000,
+ .formats = SNDRV_PCM_FMTBIT_S16_LE,
+ },
+ .capture = {
+ .stream_name = "Capture",
+ .channels_min = 1,
+ .channels_max = 2,
+ .rates = SNDRV_PCM_RATE_8000_96000,
+ .formats = SNDRV_PCM_FMTBIT_S16_LE,
+ },
+ .ops = &vt1603_dai_ops,
+};
+
+/*----------------------------------------------------------------------*/
+
+
+/*----------------------------------------------------------------------*/
+
+static void vt1603_get_boardinfo(void)
+{
+ int ret = 0;
+ unsigned char buf[64];
+ int varlen = sizeof(buf);
+
+ memset(buf, 0x0, sizeof(buf));
+ ret = wmt_getsyspara("wmt.audio.i2s", buf, &varlen);
+ if (ret == 0) {
+ sscanf(buf, "vt1603:%d:%d:%d",
+ &vt1603_boardinfo.hp_level,
+ &vt1603_boardinfo.ignore_hp_event,
+ &vt1603_boardinfo.rec_src);
+ }
+ else {
+ vt1603_boardinfo.hp_level = 0;
+ vt1603_boardinfo.ignore_hp_event = 0;
+ vt1603_boardinfo.rec_src = 0;
+ }
+
+ memset(buf, 0x0, sizeof(buf));
+ vt1603_boardinfo.hpd_rm = 0;
+ ret = wmt_getsyspara("wmt.vt1603.hpd.rm", buf, &varlen);
+ if (ret == 0) {
+ sscanf(buf, "%d",
+ &vt1603_boardinfo.hpd_rm);
+ }
+ else {
+ vt1603_boardinfo.hpd_rm = 0;
+
+ }
+ printk("<<<<%s hpd_rm %d\n", __func__, vt1603_boardinfo.hpd_rm);
+
+ memset(buf, 0x0, sizeof(buf));
+ vt1603_boardinfo.hp_debounce = 0;
+ ret = wmt_getsyspara("wmt.vt1603.hp.debounce", buf, &varlen);
+ if (ret == 0) {
+ sscanf(buf, "%d",
+ &vt1603_boardinfo.hp_debounce);
+ }
+ else {
+ vt1603_boardinfo.hp_debounce = 0;
+
+ }
+ printk("<<<<%s hp_debounce %d\n", __func__, vt1603_boardinfo.hp_debounce);
+
+
+ memset(buf, 0x0, sizeof(buf));
+ vt1603_boardinfo.timer_del = 0;
+ ret = wmt_getsyspara("wmt.vt1603.timer.del", buf, &varlen);
+ if (ret == 0) {
+ sscanf(buf, "%d",
+ &vt1603_boardinfo.timer_del);
+ }
+ else {
+ vt1603_boardinfo.timer_del = 0;
+
+ }
+ printk("<<<<%s timer_del %d\n", __func__, vt1603_boardinfo.timer_del);
+
+ memset(buf, 0x0, sizeof(buf));
+ vt1603_boardinfo.out_on = 0;
+ ret = wmt_getsyspara("wmt.vt1603.out_on", buf, &varlen);
+ if (ret == 0) {
+ sscanf(buf, "%d",
+ &vt1603_boardinfo.out_on);
+ }
+ else {
+ vt1603_boardinfo.out_on = 0;
+
+ }
+ printk("<<<<%s out_on %d\n", __func__, vt1603_boardinfo.out_on);
+}
+
+static int vt1603_readproc(char *page, char **start, off_t off,
+ int count, int *eof, void *data)
+{
+ struct vt1603_priv *vt1603 = data;
+ pr_info("\nvt1603 regs dump:\n");
+ vt1603_regs_dump(vt1603->codec->control_data);
+ return 0;
+}
+
+static void vt1603_codec_reset(struct snd_soc_codec *codec)
+{
+ unsigned int val;
+
+ vt1603_hw_write(codec, 0xc2, 0x01);
+
+ // reset all registers to default settings
+ vt1603_hw_write(codec, VT1603_REG_RESET, 0xff);
+ vt1603_hw_write(codec, VT1603_REG_RESET, 0x00);
+
+ val = vt1603_hw_read(codec, VT1603_R60);
+ val &= ~(BIT6 + BIT7);
+ vt1603_hw_write(codec, VT1603_R60, val);
+ val |= BIT6 + BIT7;
+ vt1603_hw_write(codec, VT1603_R60, val);
+}
+
+static void vt1603_codec_init(struct snd_soc_codec *codec)
+{
+ unsigned int val;
+
+ // vt1603 touch uses irq low active???
+ if (vt1603_boardinfo.hp_level) {
+ //hp high
+ snd_soc_write(codec, VT1603_R21, 0xfd);
+ }
+ else {
+ //hp low
+ snd_soc_write(codec, VT1603_R21, 0xff);
+ }
+
+ // vt1603 codec irq settings
+ snd_soc_write(codec, VT1603_R1b, 0xff);
+ snd_soc_write(codec, VT1603_R1b, 0xfd);
+ snd_soc_write(codec, VT1603_R1c, 0xff);
+ snd_soc_write(codec, VT1603_R1d, 0xff);
+ snd_soc_write(codec, VT1603_R24, 0x04);
+
+ snd_soc_write(codec, VT1603_R95, 0x00);
+ snd_soc_write(codec, VT1603_R60, 0xc7);
+ snd_soc_write(codec, VT1603_R93, 0x02);
+ snd_soc_write(codec, VT1603_R7b, 0x10);
+ snd_soc_write(codec, VT1603_R92, 0x2c);
+
+ // r4 is reserved, I don't know more about it.
+ snd_soc_write(codec, VT1603_R04, 0x00);
+ // r9[5] is reserved, I don't know more about it.
+ val = snd_soc_read(codec, VT1603_R09);
+ val |= BIT5;
+ snd_soc_write(codec, VT1603_R09, val);
+ // r79 is reserved, I don't know more about it.
+ val = snd_soc_read(codec, VT1603_R79);
+ val |= BIT2;
+ val &= ~(BIT0+BIT1);
+ snd_soc_write(codec, VT1603_R79, val);
+ // r7a is reserved, I don't know more about it.
+ val = snd_soc_read(codec, VT1603_R7a);
+ val |= BIT3+BIT4+BIT7;
+ snd_soc_write(codec, VT1603_R7a, val);
+ // r87 is reserved, I don't know more about it.
+ snd_soc_write(codec, VT1603_R87, 0x90);
+ // r88 is reserved, I don't know more about it.
+ snd_soc_write(codec, VT1603_R88, 0x28);
+ // r8a is reserved, I don't know more about it.
+ val = snd_soc_read(codec, VT1603_R8a);
+ val |= BIT1;
+ snd_soc_write(codec, VT1603_R8a, val);
+ // enable CLK_SYS, CLK_DSP, CLK_AIF
+ val = snd_soc_read(codec, VT1603_R40);
+ val |= BIT4+BIT5+BIT6;
+ snd_soc_write(codec, VT1603_R40, val);
+ // set DAC sample rate divier=CLK_SYS/1, DAC clock divider=DAC_CLK_512X
+ val = snd_soc_read(codec, VT1603_R41);
+ val &= ~(BIT3+BIT2+BIT1+BIT0);
+ val |= BIT1;//add for mclk 24.576M, 10Khz 17kHz sine distortion 2014-6-12
+ snd_soc_write(codec, VT1603_R41, val);
+ // set BCLK rate=CLK_SYS/8
+ val = snd_soc_read(codec, VT1603_R42);
+ val |= BIT0+BIT1+BIT2;
+ val &= ~BIT3;
+ snd_soc_write(codec, VT1603_R42, val);
+ // enable VREF_SC_DA buffer
+ val = snd_soc_read(codec, VT1603_R61);
+ val |= BIT7;
+ snd_soc_write(codec, VT1603_R61, val);
+ // ADC VREF_SC offset voltage
+ snd_soc_write(codec, VT1603_R93, 0x20);
+ // set mic bias voltage = 90% * AVDD
+ val = snd_soc_read(codec, VT1603_R92);
+ val |= BIT2;
+ snd_soc_write(codec, VT1603_R92, val);
+ // enable bypass for AOW0 parameterized HPF
+ val = snd_soc_read(codec, VT1603_R0a);
+ val |= BIT6;
+ snd_soc_write(codec, VT1603_R0a, val);
+ // CPVEE=2.2uF, the ripple frequency ON CPVEE above 22kHz, that will reduce HP noise
+ val = snd_soc_read(codec, VT1603_R7a);
+ val |= BIT6;
+ val &= ~BIT5;
+ snd_soc_write(codec, VT1603_R7a, val);
+
+ // set DAC soft mute mode
+ val = snd_soc_read(codec, VT1603_R0b);
+ val |= BIT1+BIT2;
+ snd_soc_write(codec, VT1603_R0b, val);
+ // DAC High Voltage Switch Control Signal enable???
+ val = snd_soc_read(codec, VT1603_R62);
+ val |= BIT7+BIT6;
+ val &= ~BIT3;
+ snd_soc_write(codec, VT1603_R62, val);
+ // enable microphone bias
+ val = snd_soc_read(codec, VT1603_R60);
+ val |= 0x0f;
+ snd_soc_write(codec, VT1603_R60, val);
+ // capture pga settings??
+ val = snd_soc_read(codec, VT1603_R8e);
+ val |= 0x0f;
+ snd_soc_write(codec, VT1603_R8e, val);
+ // capture pga settings??
+ val = snd_soc_read(codec, VT1603_R66);
+ val |= BIT1+BIT2+BIT3+BIT4; //
+ snd_soc_write(codec, VT1603_R66, val);
+ // PGA Zero Cross Detector Enable, Change gain on zero cross only
+ val = snd_soc_read(codec, VT1603_R64);
+ val |= BIT0;
+ snd_soc_write(codec, VT1603_R64, val);
+ val = snd_soc_read(codec, VT1603_R65);
+ val |= BIT0;
+ snd_soc_write(codec, VT1603_R65, val);
+ // enable hp output mode
+ val = snd_soc_read(codec, VT1603_R68);
+ val |= BIT2;
+ snd_soc_write(codec, VT1603_R68, val);
+ // enable class-d, unmute channels
+ snd_soc_write(codec, VT1603_R7c, 0xe0);
+
+ // set DAC gain update
+ val = snd_soc_read(codec, VT1603_R05);
+ val |= BIT6+BIT7;
+ snd_soc_write(codec, VT1603_R05, val);
+ // set class-d AC boost gain=1.6
+ snd_soc_write(codec, VT1603_R97, 0x1c);
+ val = snd_soc_read(codec, VT1603_R97);
+ val = (val & (~0x07)) + 0x04;
+ snd_soc_write(codec, VT1603_R97, val);
+ // set ADC gain update, enable ADCDAT output
+ val = snd_soc_read(codec, VT1603_R00);
+ val |= BIT5+BIT6+BIT7;
+ snd_soc_write(codec, VT1603_R00, val);
+
+ if (vt1603_boardinfo.out_on)
+ {
+ val = snd_soc_read(codec, VT1603_R68);
+ val &= ~(1<<4);
+ snd_soc_write(codec, VT1603_R68, val);
+
+ val = snd_soc_read(codec, VT1603_R69);
+ val |= BIT2 +BIT5;
+ snd_soc_write(codec, VT1603_R69, val);
+
+
+ val = snd_soc_read(codec, VT1603_R25);
+ val |= BIT1;
+ snd_soc_write(codec, VT1603_R25, val);
+
+ val = snd_soc_read(codec, VT1603_R90);
+ val |= BIT5 +BIT3;
+ snd_soc_write(codec, VT1603_R90, val);
+
+ }
+ // DA DRC settings
+ //snd_soc_write(codec, VT1603_R0e, 0x0b);
+ //snd_soc_write(codec, VT1603_R0f, 0x94);
+ //snd_soc_write(codec, VT1603_R10, 0x02);
+ //snd_soc_write(codec, VT1603_R11, 0x00);
+ //snd_soc_write(codec, VT1603_R12, 0x60);
+}
+
+static int vt1603_reboot_notify(struct notifier_block *this,
+ unsigned long code, void *unused)
+{
+ unsigned int val;
+ struct vt1603_priv *priv = container_of(this, struct vt1603_priv, reboot_notifier);
+ struct snd_soc_codec *codec = priv->codec;
+
+ printk("vt1603_reboot_notify [%lu]\n", code);
+
+ // power down headphone
+ val = snd_soc_read(codec, VT1603_R68);
+ val |= BIT4;
+ snd_soc_write(codec, VT1603_R68, val);
+
+ // power down class-d
+ val = snd_soc_read(codec, VT1603_R25);
+ val &= ~BIT1;
+ snd_soc_write(codec, VT1603_R25, val);
+
+ return NOTIFY_DONE;
+}
+
+/*----------------------------------------------------------------------*/
+
+
+/*---------------------codec driver functions---------------------------*/
+
+static int vt1603_codec_suspend(struct snd_soc_codec *codec)
+{
+ struct vt1603_priv *vt1603 = snd_soc_codec_get_drvdata(codec);
+ if (!vt1603_boardinfo.timer_del) { //add 2014-1-22 tvbox
+ del_timer_sync(&vt1603->timer);
+ }
+ return 0;
+}
+
+static int vt1603_codec_resume(struct snd_soc_codec *codec)
+{
+ struct vt1603_priv *vt1603 = snd_soc_codec_get_drvdata(codec);
+ int reg;
+ u16 *cache = codec->reg_cache;
+ unsigned int val;
+ int state = 0;//switch_get_state(&vt1603->hp_switch);
+ if (!vt1603_boardinfo.hpd_rm)
+ state = switch_get_state(&vt1603->hp_switch);
+ // reset codec
+ vt1603_codec_reset(codec);
+
+ // restore codec registers
+ for (reg = 0; reg < ARRAY_SIZE(vt1603_regs); reg++) {
+ if (reg == VT1603_REG_RESET)
+ continue;
+ snd_soc_write(codec, reg, cache[reg]);
+ }
+
+ // restore headphone irq status
+ val = vt1603_hw_read(codec, VT1603_R21);
+ if ((vt1603_boardinfo.hp_level && state) ||
+ (!vt1603_boardinfo.hp_level && !state)) {
+ val |= BIT1;
+ snd_soc_write(codec, VT1603_R21, val);
+ }
+ else {
+ val &= ~BIT1;
+ snd_soc_write(codec, VT1603_R21, val);
+ }
+
+ // open headphone detect
+ val = vt1603_hw_read(codec,VT1603_R1b);
+ val |= BIT1;
+ snd_soc_write(codec, VT1603_R1b, val);
+ val &= ~BIT1;
+ snd_soc_write(codec, VT1603_R1b, val);
+
+ // clear touch interrupt status??? why here???
+ snd_soc_write(codec, 0xca, 0x0f);
+
+ if (!vt1603_boardinfo.timer_del) { //add 2014-1-22 tvbox
+ mod_timer(&vt1603->timer, jiffies + msecs_to_jiffies(50));
+ }
+
+ return 0;
+}
+
+static int vt1603_codec_probe(struct snd_soc_codec *codec)
+{
+ struct vt1603_priv *vt1603;
+ int ret;
+
+ vt1603 = kzalloc(sizeof(struct vt1603_priv), GFP_KERNEL);
+ if (vt1603 == NULL)
+ return -ENOMEM;
+
+ gvt1603_codec = codec;//add 2013-9-2
+ snd_soc_codec_set_drvdata(codec, vt1603);
+
+ codec->control_data = dev_get_platdata(codec->dev);
+
+ vt1603->codec = codec;
+// need close to use wmt-switch.c 2013-11-27
+ if (!vt1603_boardinfo.hpd_rm) {
+ vt1603->hp_switch.name = "h2w";
+ switch_dev_register(&vt1603->hp_switch);
+ }
+//need close
+ vt1603_codec_reset(codec);
+ vt1603_codec_init(codec);
+ vt1603_set_bias_level(codec, SND_SOC_BIAS_PREPARE);
+
+ INIT_WORK(&vt1603->work, vt1603_codec_irq_handle);
+ if (!vt1603_boardinfo.timer_del) { //add 2014-1-20 tvbox
+ init_timer(&vt1603->timer);
+ vt1603->timer.data = (unsigned long)vt1603;
+ vt1603->timer.function = vt1603_timer_handler;
+ mod_timer(&vt1603->timer, jiffies + msecs_to_jiffies(2000));
+ }
+
+ vt1603->proc = create_proc_read_entry("vt1603_dumpregs", 0666, NULL,
+ vt1603_readproc, vt1603);
+
+ // register reboot notifier event
+ vt1603->reboot_notifier.notifier_call = vt1603_reboot_notify;
+ ret = register_reboot_notifier(&vt1603->reboot_notifier);
+ if (ret != 0)
+ pr_err("cannot register reboot notifier (err=%d)\n", ret);
+
+ return 0;
+}
+
+static int vt1603_codec_remove(struct snd_soc_codec *codec)
+{
+ struct vt1603_priv *vt1603 = snd_soc_codec_get_drvdata(codec);
+ remove_proc_entry("vt1603_dumpregs", NULL);
+ if (!vt1603_boardinfo.hpd_rm) {
+ switch_dev_unregister(&vt1603->hp_switch);
+ }
+ del_timer_sync(&vt1603->timer);
+ vt1603_set_bias_level(codec, SND_SOC_BIAS_OFF);
+ kfree(vt1603);
+ return 0;
+}
+
+static struct snd_soc_codec_driver soc_codec_dev_vt1603 = {
+ .probe = vt1603_codec_probe,
+ .remove = vt1603_codec_remove,
+ .suspend = vt1603_codec_suspend,
+ .resume = vt1603_codec_resume,
+ .read = vt1603_read,
+ .write = vt1603_write,
+ .set_bias_level = vt1603_set_bias_level,
+ .reg_cache_size = ARRAY_SIZE(vt1603_regs),
+ .reg_word_size = sizeof(u16),
+ .reg_cache_default = vt1603_regs,
+
+ .controls = vt1603_snd_controls,
+ .num_controls = ARRAY_SIZE(vt1603_snd_controls),
+ .dapm_widgets = vt1603_dapm_widgets,
+ .num_dapm_widgets = ARRAY_SIZE(vt1603_dapm_widgets),
+ .dapm_routes = audio_map,
+ .num_dapm_routes = ARRAY_SIZE(audio_map),
+};
+
+static int __devinit vt1603_probe(struct platform_device *pdev)
+{
+ pr_info("<<<<%s \n", __FUNCTION__);
+ return snd_soc_register_codec(&pdev->dev, &soc_codec_dev_vt1603,
+ &vt1603_dai, 1);
+}
+
+static int __devexit vt1603_remove(struct platform_device *pdev)
+{
+ snd_soc_unregister_codec(&pdev->dev);
+ return 0;
+}
+
+static struct platform_driver vt1603_codec_driver = {
+ .driver = {
+ .name = "vt1603-codec",
+ .owner = THIS_MODULE,
+ },
+ .probe = vt1603_probe,
+ .remove = __devexit_p(vt1603_remove),
+};
+
+static __init int vt1603_init(void)
+{
+ vt1603_get_boardinfo();
+ return platform_driver_register(&vt1603_codec_driver);
+}
+module_init(vt1603_init);
+
+static __exit void vt1603_exit(void)
+{
+ platform_driver_unregister(&vt1603_codec_driver);
+}
+module_exit(vt1603_exit);
+
+int vt1603_hwdep_ioctl(u8 rw_flag, u16 offset, u16 value)
+{
+ struct snd_soc_codec *codec = gvt1603_codec;
+ if (!codec){
+ printk("%s NULL!\n", __FUNCTION__);
+ return -1;
+ }
+ //info("rw_flag=%d, offset=0x%x, value=0x%x", rw_flag, offset, value);
+
+ if (rw_flag) {
+ if ((offset >= VT1603_R00) && (offset <= VT1603_R97)) {
+ snd_soc_write(codec, offset, value);
+ }
+ else {
+ printk("write to offset 0x%x is not allowed", offset);
+ }
+ return 0;
+ }
+ else {
+ return snd_soc_read(codec, offset);
+ }
+}
+EXPORT_SYMBOL(vt1603_hwdep_ioctl);
+
+MODULE_DESCRIPTION("WMT [ALSA SoC/codec] driver");
+MODULE_AUTHOR("WonderMedia Technologies, Inc.");
+MODULE_LICENSE("GPL");
+MODULE_ALIAS("platform:vt1603-codec");
diff --git a/ANDROID_3.4.5/sound/soc/codecs/vt1603.h b/ANDROID_3.4.5/sound/soc/codecs/vt1603.h
new file mode 100755
index 00000000..ef130f10
--- /dev/null
+++ b/ANDROID_3.4.5/sound/soc/codecs/vt1603.h
@@ -0,0 +1,119 @@
+/*++
+ * linux/sound/soc/codecs/vt1603.h
+ * WonderMedia audio driver for ALSA
+ *
+ * Copyright c 2010 WonderMedia Technologies, Inc.
+ *
+ * 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, see .
+ *
+ * WonderMedia Technologies, Inc.
+ * 4F, 533, Chung-Cheng Road, Hsin-Tien, Taipei 231, R.O.C
+--*/
+
+#ifndef _VT1603_H
+#define _VT1603_H
+
+#define BIT0 0x00000001
+#define BIT1 0x00000002
+#define BIT2 0x00000004
+#define BIT3 0x00000008
+#define BIT4 0x00000010
+#define BIT5 0x00000020
+#define BIT6 0x00000040
+#define BIT7 0x00000080
+#define BIT8 0x00000100
+
+#define VT1603_REG_RESET 0x15
+
+#define VT1603_R00 0x00
+#define VT1603_R01 0x01
+#define VT1603_R02 0x02
+#define VT1603_R03 0x03
+#define VT1603_R04 0x04
+#define VT1603_R05 0x05
+#define VT1603_R06 0x06
+#define VT1603_R07 0x07
+#define VT1603_R08 0x08
+#define VT1603_R09 0x09
+#define VT1603_R0a 0x0a
+#define VT1603_R0b 0x0b
+#define VT1603_R0c 0x0c
+#define VT1603_R0d 0x0d
+#define VT1603_R0e 0x0e
+#define VT1603_R0f 0x0f
+#define VT1603_R10 0x10
+#define VT1603_R11 0x11
+#define VT1603_R12 0x12
+#define VT1603_R13 0x13
+#define VT1603_R15 0x15
+#define VT1603_R19 0x19
+#define VT1603_R1b 0x1b
+#define VT1603_R1c 0x1c
+#define VT1603_R1d 0x1d
+#define VT1603_R20 0x20
+#define VT1603_R21 0x21
+#define VT1603_R23 0x23
+#define VT1603_R24 0x24
+#define VT1603_R25 0x25
+#define VT1603_R28 0x28
+#define VT1603_R29 0x29
+#define VT1603_R2a 0x2a
+#define VT1603_R2b 0x2b
+#define VT1603_R2c 0x2c
+#define VT1603_R2d 0x2d
+#define VT1603_R40 0x40
+#define VT1603_R41 0x41
+#define VT1603_R42 0x42
+#define VT1603_R47 0x47
+#define VT1603_R51 0x51
+#define VT1603_R52 0x52
+#define VT1603_R53 0x53
+#define VT1603_R5f 0x5f
+#define VT1603_R60 0x60
+#define VT1603_R61 0x61
+#define VT1603_R62 0x62
+#define VT1603_R63 0x63
+#define VT1603_R64 0x64
+#define VT1603_R65 0x65
+#define VT1603_R66 0x66
+#define VT1603_R67 0x67
+#define VT1603_R68 0x68
+#define VT1603_R69 0x69
+#define VT1603_R6a 0x6a
+#define VT1603_R6b 0x6b
+#define VT1603_R6d 0x6d
+#define VT1603_R6e 0x6e
+#define VT1603_R70 0x70
+#define VT1603_R71 0x71
+#define VT1603_R72 0x72
+#define VT1603_R73 0x73
+#define VT1603_R77 0x77
+#define VT1603_R79 0x79
+#define VT1603_R7a 0x7a
+#define VT1603_R7b 0x7b
+#define VT1603_R7c 0x7c
+#define VT1603_R82 0x82
+#define VT1603_R87 0x87
+#define VT1603_R88 0x88
+#define VT1603_R8a 0x8a
+#define VT1603_R8e 0x8e
+#define VT1603_R90 0x90
+#define VT1603_R91 0x91
+#define VT1603_R92 0x92
+#define VT1603_R93 0x93
+#define VT1603_R95 0x95
+#define VT1603_R96 0x96
+#define VT1603_R97 0x97
+
+#endif
diff --git a/ANDROID_3.4.5/sound/soc/codecs/wm8994.c b/ANDROID_3.4.5/sound/soc/codecs/wm8994.c
index f351b933..ab30c796 100644
--- a/ANDROID_3.4.5/sound/soc/codecs/wm8994.c
+++ b/ANDROID_3.4.5/sound/soc/codecs/wm8994.c
@@ -30,6 +30,8 @@
#include
#include
+#include
+
#include
#include
#include
@@ -46,6 +48,9 @@
#define WM8994_NUM_DRC 3
#define WM8994_NUM_EQ 3
+static int aif1clk_on = 1;
+static struct proc_dir_entry *wm8994_proc;
+
static struct {
unsigned int reg;
unsigned int mask;
@@ -493,6 +498,10 @@ static const char *aif_chan_src_text[] = {
"Left", "Right"
};
+static const char *aif_mono_text[] = {
+ "Stereo", "Mono"
+};
+
static const struct soc_enum aif1adcl_src =
SOC_ENUM_SINGLE(WM8994_AIF1_CONTROL_1, 15, 2, aif_chan_src_text);
@@ -517,6 +526,9 @@ static const struct soc_enum aif2dacl_src =
static const struct soc_enum aif2dacr_src =
SOC_ENUM_SINGLE(WM8994_AIF2_CONTROL_2, 14, 2, aif_chan_src_text);
+static const struct soc_enum aif2dac_mono =
+ SOC_ENUM_SINGLE(WM8994_AIF2_CONTROL_2, 8, 2, aif_mono_text);
+
static const char *osr_text[] = {
"Low Power", "High Performance",
};
@@ -527,6 +539,16 @@ static const struct soc_enum dac_osr =
static const struct soc_enum adc_osr =
SOC_ENUM_SINGLE(WM8994_OVERSAMPLING, 1, 2, osr_text);
+static const char *compand_mode_text[] = {
+ "u-law", "a-law",
+};
+
+static const struct soc_enum aif2dac_compand_mode =
+ SOC_ENUM_SINGLE(WM8994_AIF2_CONTROL_2, 3, 2, compand_mode_text);
+
+static const struct soc_enum aif2adc_compand_mode =
+ SOC_ENUM_SINGLE(WM8994_AIF2_CONTROL_2, 1, 2, compand_mode_text);
+
static const struct snd_kcontrol_new wm8994_snd_controls[] = {
SOC_DOUBLE_R_TLV("AIF1ADC1 Volume", WM8994_AIF1_ADC1_LEFT_VOLUME,
WM8994_AIF1_ADC1_RIGHT_VOLUME,
@@ -548,6 +570,8 @@ SOC_ENUM("AIF1DACR Source", aif1dacr_src),
SOC_ENUM("AIF2DACL Source", aif2dacl_src),
SOC_ENUM("AIF2DACR Source", aif2dacr_src),
+SOC_ENUM("AIF2DAC Mono", aif2dac_mono),
+
SOC_DOUBLE_R_TLV("AIF1DAC1 Volume", WM8994_AIF1_DAC1_LEFT_VOLUME,
WM8994_AIF1_DAC1_RIGHT_VOLUME, 1, 96, 0, digital_tlv),
SOC_DOUBLE_R_TLV("AIF1DAC2 Volume", WM8994_AIF1_DAC2_LEFT_VOLUME,
@@ -629,6 +653,15 @@ SOC_SINGLE_TLV("AIF2DAC 3D Stereo Volume", WM8994_AIF2_DAC_FILTERS_2,
10, 15, 0, wm8994_3d_tlv),
SOC_SINGLE("AIF2DAC 3D Stereo Switch", WM8994_AIF2_DAC_FILTERS_2,
8, 1, 0),
+
+SOC_SINGLE("MICBIAS2 Switch", WM8994_POWER_MANAGEMENT_1, 5, 1, 0),
+SOC_SINGLE("MICBIAS1 Switch", WM8994_POWER_MANAGEMENT_1, 4, 1, 0),
+
+SOC_SINGLE("AIF2DAC Compand Switch", WM8994_AIF2_CONTROL_2, 4, 1, 0),
+SOC_SINGLE("AIF2ADC Compand Switch", WM8994_AIF2_CONTROL_2, 2, 1, 0),
+
+SOC_ENUM("AIF2DAC Compand Mode", aif2dac_compand_mode),
+SOC_ENUM("AIF2ADC Compand Mode", aif2adc_compand_mode),
};
static const struct snd_kcontrol_new wm8994_eq_controls[] = {
@@ -1161,9 +1194,9 @@ static int aif2clk_ev(struct snd_soc_dapm_widget *w,
snd_soc_update_bits(codec, WM8994_POWER_MANAGEMENT_4,
WM8994_AIF2ADCL_ENA |
WM8994_AIF2ADCR_ENA, adc);
- snd_soc_update_bits(codec, WM8994_POWER_MANAGEMENT_5,
+ /*snd_soc_update_bits(codec, WM8994_POWER_MANAGEMENT_5,
WM8994_AIF2DACL_ENA |
- WM8994_AIF2DACR_ENA, dac);
+ WM8994_AIF2DACR_ENA, dac);*/
snd_soc_update_bits(codec, WM8994_CLOCKING_1,
WM8994_AIF2DSPCLK_ENA |
WM8994_SYSDSPCLK_ENA,
@@ -1174,11 +1207,11 @@ static int aif2clk_ev(struct snd_soc_dapm_widget *w,
WM8994_AIF2ADCR_ENA,
WM8994_AIF2ADCL_ENA |
WM8994_AIF2ADCR_ENA);
- snd_soc_update_bits(codec, WM8994_POWER_MANAGEMENT_5,
+ /*snd_soc_update_bits(codec, WM8994_POWER_MANAGEMENT_5,
WM8994_AIF2DACL_ENA |
WM8994_AIF2DACR_ENA,
WM8994_AIF2DACL_ENA |
- WM8994_AIF2DACR_ENA);
+ WM8994_AIF2DACR_ENA);*/
break;
case SND_SOC_DAPM_POST_PMU:
@@ -1190,9 +1223,9 @@ static int aif2clk_ev(struct snd_soc_dapm_widget *w,
case SND_SOC_DAPM_PRE_PMD:
case SND_SOC_DAPM_POST_PMD:
- snd_soc_update_bits(codec, WM8994_POWER_MANAGEMENT_5,
+ /*snd_soc_update_bits(codec, WM8994_POWER_MANAGEMENT_5,
WM8994_AIF2DACL_ENA |
- WM8994_AIF2DACR_ENA, 0);
+ WM8994_AIF2DACR_ENA, 0);*/
snd_soc_update_bits(codec, WM8994_POWER_MANAGEMENT_4,
WM8994_AIF2ADCL_ENA |
WM8994_AIF2ADCR_ENA, 0);
@@ -1289,10 +1322,14 @@ static int late_disable_ev(struct snd_soc_dapm_widget *w,
switch (event) {
case SND_SOC_DAPM_POST_PMD:
if (wm8994->aif1clk_disable) {
- aif1clk_ev(w, kcontrol, SND_SOC_DAPM_PRE_PMD);
- snd_soc_update_bits(codec, WM8994_AIF1_CLOCKING_1,
+
+ aif1clk_ev(w, kcontrol, SND_SOC_DAPM_PRE_PMD);
+ if (!aif1clk_on){
+ snd_soc_update_bits(codec, WM8994_AIF1_CLOCKING_1,
WM8994_AIF1CLK_ENA_MASK, 0);
- aif1clk_ev(w, kcontrol, SND_SOC_DAPM_POST_PMD);
+ }
+ aif1clk_ev(w, kcontrol, SND_SOC_DAPM_POST_PMD);
+
wm8994->aif1clk_disable = 0;
}
if (wm8994->aif2clk_disable) {
@@ -1917,6 +1954,10 @@ static const struct snd_soc_dapm_route intercon[] = {
{ "AIF2ADC Mux", "AIF2ADCDAT", "AIF2ADCR" },
{ "AIF2ADC Mux", "AIF3DACDAT", "AIF3ADCDAT" },
+ { "AIF3ADC Mux", "AIF1ADCDAT", "AIF1ADCDAT" },
+ { "AIF3ADC Mux", "AIF2ADCDAT", "AIF2ADCDAT" },
+ { "AIF3ADC Mux", "AIF2DACDAT", "AIF2ADCDAT" },
+
/* DAC1 inputs */
{ "DAC1L Mixer", "AIF2 Switch", "AIF2DACL" },
{ "DAC1L Mixer", "AIF1.2 Switch", "AIF1DAC2L" },
@@ -2695,7 +2736,7 @@ static int wm8994_hw_params(struct snd_pcm_substream *substream,
return -EINVAL;
}
- bclk_rate = params_rate(params) * 2;
+ bclk_rate = params_rate(params) * 4;
switch (params_format(params)) {
case SNDRV_PCM_FORMAT_S16_LE:
bclk_rate *= 16;
@@ -2780,7 +2821,7 @@ static int wm8994_hw_params(struct snd_pcm_substream *substream,
lrclk, bclk_rate / lrclk);
snd_soc_update_bits(codec, aif1_reg, WM8994_AIF1_WL_MASK, aif1);
- snd_soc_update_bits(codec, aif2_reg, WM8994_AIF1_MONO, aif2);
+ //snd_soc_update_bits(codec, aif2_reg, WM8994_AIF1_MONO, aif2);
snd_soc_update_bits(codec, bclk_reg, WM8994_AIF1_BCLK_DIV_MASK, bclk);
snd_soc_update_bits(codec, lrclk_reg, WM8994_AIF1DAC_RATE_MASK,
lrclk);
@@ -3053,6 +3094,11 @@ static int wm8994_codec_suspend(struct snd_soc_codec *codec)
switch (control->type) {
case WM8994:
snd_soc_update_bits(codec, WM8994_MICBIAS, WM8994_MICD_ENA, 0);
+ if (aif1clk_on){
+ snd_soc_update_bits(codec, WM8994_AIF1_CLOCKING_1,
+ WM8994_AIF1CLK_ENA_MASK, 0);
+ //printk("<<<<%s\n", __FUNCTION__);
+ } //add 2013-7-11
break;
case WM1811:
snd_soc_update_bits(codec, WM8994_ANTIPOP_2,
@@ -3779,6 +3825,43 @@ static irqreturn_t wm8994_temp_shut(int irq, void *data)
return IRQ_HANDLED;
}
+static int wm8994_readproc(char *page, char **start, off_t off,
+ int count, int *eof, void *data)
+{
+#define WM8994_CACHE_SIZE 1570
+
+ int ret;
+ unsigned short reg;
+ struct wm8994_priv *wm8994 = data;
+
+ printk(KERN_INFO "\nwm8994 regs dump:\n");
+ printk(KERN_INFO "\n>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>\n");
+ for (reg = 0; reg < WM8994_CACHE_SIZE; reg++) {
+ ret = wm8994_reg_read(wm8994->wm8994, reg);
+ if (ret < 0) {
+ printk(KERN_INFO "\nwm8994_reg_read reg[%04x] error\n", reg);
+ goto out;
+ }
+ if (reg%4 == 0) printk("\n");
+ printk("reg[%04x]=%04x ", reg, ret);
+ }
+
+ printk("\n\nGPIO Pin settings:\n");
+ for (reg = WM8994_GPIO_1; reg < WM8994_GPIO_1+11; reg++) {
+ ret = wm8994_reg_read(wm8994->wm8994, reg);
+ if (ret < 0) {
+ printk(KERN_INFO "\nwm8994_reg_read reg[%04x] error\n", reg);
+ goto out;
+ }
+ if (reg%4 == 0) printk("\n");
+ printk("reg[%04x]=%04x ", reg, ret);
+ }
+
+out:
+ printk(KERN_INFO "\n<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<\n\n");
+ return 0;
+}
+
static int wm8994_codec_probe(struct snd_soc_codec *codec)
{
struct wm8994 *control = dev_get_drvdata(codec->dev->parent);
@@ -4145,6 +4228,15 @@ static int wm8994_codec_probe(struct snd_soc_codec *codec)
break;
}
+ snd_soc_update_bits(codec, WM8994_POWER_MANAGEMENT_5,
+ WM8994_AIF2DACL_ENA |
+ WM8994_AIF2DACR_ENA,
+ WM8994_AIF2DACL_ENA |
+ WM8994_AIF2DACR_ENA);
+
+ wm8994_proc = create_proc_read_entry("wm8994_dumpregs", 0666, NULL,
+ wm8994_readproc, wm8994);
+
return 0;
err_irq:
diff --git a/ANDROID_3.4.5/sound/soc/codecs/wmt_fm34.c b/ANDROID_3.4.5/sound/soc/codecs/wmt_fm34.c
new file mode 100755
index 00000000..cee4dce9
--- /dev/null
+++ b/ANDROID_3.4.5/sound/soc/codecs/wmt_fm34.c
@@ -0,0 +1,830 @@
+/*++
+ * linux/sound/soc/codecs/wmt_fm34.c
+ * WonderMedia echo cancellation driver
+ *
+ * Copyright c 2010 WonderMedia Technologies, Inc.
+ *
+ * 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, see .
+ *
+ * WonderMedia Technologies, Inc.
+ * 4F, 533, Chung-Cheng Road, Hsin-Tien, Taipei 231, R.O.C
+--*/
+
+#include
+#include
+#include
+#include
+#include
+#include
+#include
+#include
+#include
+
+#include
+#include
+#include
+
+#include
+#include
+#include
+#include
+#include
+#include
+#include
+#include
+#include
+
+#include
+#include
+
+#define FM34_DEVID 0x501a
+#define FM34_I2C_BUS_NR 4
+
+#define FM34_CTRL_NAME "wmt_echo"
+static int fm34_ctrl_major = 0;
+static struct cdev fm34_ctrl_dev;
+static struct class *fm34_ctrl_class;
+
+// FM34 control interface commands
+#define FM34_CMD_ECHO _IOWR('E', 0x01, int)
+#define FM34_CMD_BYPASS _IOWR('E', 0x02, int)
+#define FM34_CMD_INCALL_MAIN_MIC _IOWR('E', 0x04, int)
+#define FM34_CMD_INCALL_HEADSET_MIC _IOWR('E', 0x08, int)
+#define FM34_CMD_CAPTURE_MAIN_MIC _IOWR('E', 0x10, int)
+#define FM34_CMD_CAPTURE_HEADSET_MIC _IOWR('E', 0x20, int)
+
+enum FM34_MODE_TYPE {
+ FM34_MODE_ECHO,
+ FM34_MODE_BYPASS,
+ FM34_MODE_MAX,
+};
+
+enum FM34_MIC_SOURCE {
+ FM34_INCALL_MIC_MAIN,
+ FM34_INCALL_MIC_HEADSET,
+ FM34_CAPTURE_MIC_MAIN,
+ FM34_CAPTURE_MIC_HEADSET,
+ FM34_MIC_MAX,
+};
+
+extern int wmt_getsyspara(char *varname, unsigned char *varval, int *varlen);
+
+struct fm34_ctrl_gpo {
+ int enable;
+ int gpio;
+ int active;
+};
+
+static struct fm34_ctrl_gpo fm34_reset;
+static struct fm34_ctrl_gpo fm34_powerdown;
+static struct fm34_ctrl_gpo fm34_bypass;
+
+struct fm34 {
+ int (*read_dev)(struct fm34 *fm34,
+ const u8 wdata[], int wsize,
+ u8 rdata[], int rsize);
+ int (*write_dev)(struct fm34 *fm34, const u8 wdata[], int wsize);
+ void *control_data;
+ struct device *dev;
+ struct delayed_work delaywork;
+};
+
+static struct fm34 *fm34_context;
+static enum FM34_MODE_TYPE fm_mode = FM34_MODE_MAX;
+static enum FM34_MIC_SOURCE fm_mic = FM34_MIC_MAX;
+
+static const u8 wmt_fm34_incall_main_mic[] = {
+ 0xFC, 0xF3, 0x3B, 0x22, 0xC0, 0x00, 0x04,
+ 0xFC, 0xF3, 0x3B, 0x22, 0xC1, 0x00, 0x04,
+ 0xFC, 0xF3, 0x3B, 0x22, 0xC2, 0x00, 0x03,
+ 0xFC, 0xF3, 0x3B, 0x22, 0xC3, 0x00, 0x03,
+ 0xFC, 0xF3, 0x3B, 0x22, 0xC6, 0x00, 0x0C,
+ 0xFC, 0xF3, 0x3B, 0x22, 0xC7, 0x00, 0x0C,
+ 0xFC, 0xF3, 0x3B, 0x22, 0xC8, 0x00, 0x2C,
+ 0xFC, 0xF3, 0x3B, 0x22, 0xD2, 0x12, 0x94,
+ 0xFC, 0xF3, 0x3B, 0x22, 0xEE, 0x00, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x22, 0xF2, 0x00, 0x40,
+ 0xFC, 0xF3, 0x3B, 0x22, 0xF6, 0x00, 0x03,
+ 0xFC, 0xF3, 0x3B, 0x22, 0xF8, 0x80, 0x05,
+ 0xFC, 0xF3, 0x3B, 0x22, 0xF9, 0x20, 0xFF,
+ 0xFC, 0xF3, 0x3B, 0x22, 0xFA, 0x22, 0x8B,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x01, 0x00, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x02, 0x01, 0x01,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x03, 0x09, 0x01,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x04, 0x03, 0x1E,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x05, 0x00, 0x01,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x07, 0xF0, 0xF0,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x08, 0x08, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x0A, 0x1B, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x0C, 0x04, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x48, 0x08, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x49, 0x06, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x6E, 0x20, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x6F, 0x0A, 0x0A,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x70, 0x0F, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x73, 0x22, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x74, 0x18, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x75, 0x12, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x77, 0x30, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x7B, 0x00, 0x08,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x86, 0x48, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x8C, 0x10, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x9C, 0x60, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x9D, 0x40, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x9E, 0x40, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0xBD, 0x30, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0xCE, 0x40, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0xCF, 0x0A, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0xD0, 0x08, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0xD1, 0x02, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0xD2, 0x05, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0xED, 0x05, 0x40,
+ 0xFC, 0xF3, 0x3B, 0x23, 0xEE, 0x08, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0xD5, 0x30, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x80, 0x7F, 0xFF,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x81, 0x40, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x82, 0x04, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x83, 0x04, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x84, 0x00, 0x04,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x85, 0x00, 0x05,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x8E, 0x70, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x90, 0xA9, 0x87,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x91, 0x76, 0x54,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x93, 0x44, 0x55,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x94, 0x55, 0x66,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x95, 0x66, 0x77,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x96, 0x20, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x97, 0x30, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x98, 0x00, 0x20,
+ 0xFC, 0xF3, 0x3B, 0x23, 0xA5, 0x00, 0x06,
+ 0xFC, 0xF3, 0x3B, 0x23, 0xA8, 0x7F, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0xA9, 0x7F, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0xAA, 0x7F, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0xAB, 0x7F, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0xAC, 0x7F, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0xAD, 0x7F, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0xAE, 0x7F, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0xAF, 0x7F, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0xB0, 0x7F, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0xB1, 0x7F, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x09, 0x08, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0xB3, 0x00, 0x20,
+ 0xFC, 0xF3, 0x3B, 0x23, 0xB4, 0x00, 0x18,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x10, 0x48, 0x90,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x2F, 0x01, 0x40,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x32, 0x00, 0x30,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x33, 0x00, 0x0C,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x37, 0x00, 0x02,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x39, 0x00, 0x01,
+ 0xFC, 0xF3, 0x3B, 0x22, 0xFB, 0x00, 0x00
+};
+
+static const u8 wmt_fm34_incall_headset_mic[] = {
+ 0xFC, 0xF3, 0x3B, 0x22, 0xC0, 0x00, 0x04,
+ 0xFC, 0xF3, 0x3B, 0x22, 0xC1, 0x00, 0x04,
+ 0xFC, 0xF3, 0x3B, 0x22, 0xC2, 0x00, 0x03,
+ 0xFC, 0xF3, 0x3B, 0x22, 0xC3, 0x00, 0x03,
+ 0xFC, 0xF3, 0x3B, 0x22, 0xC6, 0x00, 0x0C,
+ 0xFC, 0xF3, 0x3B, 0x22, 0xC7, 0x00, 0x0C,
+ 0xFC, 0xF3, 0x3B, 0x22, 0xC8, 0x00, 0x2C,
+ 0xFC, 0xF3, 0x3B, 0x22, 0xD2, 0x12, 0x94,
+ 0xFC, 0xF3, 0x3B, 0x22, 0xEE, 0x00, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x22, 0xF2, 0x00, 0x40,
+ 0xFC, 0xF3, 0x3B, 0x22, 0xF6, 0x00, 0x03,
+ 0xFC, 0xF3, 0x3B, 0x22, 0xF8, 0x80, 0x05,
+ 0xFC, 0xF3, 0x3B, 0x22, 0xF9, 0x20, 0xFF,
+ 0xFC, 0xF3, 0x3B, 0x22, 0xFA, 0x22, 0x8B,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x01, 0x00, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x02, 0x01, 0x01,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x03, 0x09, 0x01,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x04, 0x03, 0x1E,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x05, 0x00, 0x01,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x07, 0xF0, 0xF0,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x08, 0x08, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x0A, 0x1A, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x0C, 0x04, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x48, 0x08, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x49, 0x06, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x6E, 0x20, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x6F, 0x0A, 0x0A,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x70, 0x0F, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x73, 0x22, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x74, 0x18, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x75, 0x12, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x77, 0x30, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x7B, 0x00, 0x08,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x86, 0x48, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x8C, 0x10, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x9C, 0x60, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x9D, 0x40, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x9E, 0x40, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0xBD, 0x30, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0xCE, 0x40, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0xCF, 0x08, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0xD0, 0x06, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0xD1, 0x02, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0xD2, 0x05, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0xED, 0x05, 0x40,
+ 0xFC, 0xF3, 0x3B, 0x23, 0xEE, 0x08, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0xD5, 0x20, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x80, 0x7F, 0xFF,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x81, 0x40, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x82, 0x04, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x83, 0x04, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x84, 0x00, 0x04,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x85, 0x00, 0x05,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x8E, 0x70, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x90, 0xA9, 0x87,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x91, 0x76, 0x54,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x93, 0x44, 0x55,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x94, 0x55, 0x66,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x95, 0x66, 0x77,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x96, 0x20, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x97, 0x30, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x98, 0x00, 0x20,
+ 0xFC, 0xF3, 0x3B, 0x23, 0xA5, 0x00, 0x06,
+ 0xFC, 0xF3, 0x3B, 0x23, 0xA8, 0x7F, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0xA9, 0x7F, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0xAA, 0x7F, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0xAB, 0x7F, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0xAC, 0x7F, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0xAD, 0x7F, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0xAE, 0x7F, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0xAF, 0x7F, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0xB0, 0x7F, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0xB1, 0x7F, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x09, 0x08, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0xB3, 0x00, 0x06,
+ 0xFC, 0xF3, 0x3B, 0x23, 0xB4, 0x00, 0x01,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x10, 0x48, 0x90,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x2F, 0x01, 0x40,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x32, 0x00, 0x30,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x33, 0x00, 0x0C,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x37, 0x00, 0x02,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x39, 0x00, 0x01,
+ 0xFC, 0xF3, 0x3B, 0x22, 0xFB, 0x00, 0x00
+};
+
+static const u8 wmt_fm34_capture_main_mic[] = {
+ 0xFC, 0xF3, 0x3B, 0x22, 0x9F, 0x00, 0x01,
+ 0xFC, 0xF3, 0x3B, 0x22, 0xC6, 0x00, 0x0C,
+ 0xFC, 0xF3, 0x3B, 0x22, 0xC7, 0x00, 0x0C,
+ 0xFC, 0xF3, 0x3B, 0x22, 0xC8, 0x00, 0x2C,
+ 0xFC, 0xF3, 0x3B, 0x22, 0xEE, 0x00, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x22, 0xF2, 0x00, 0x40,
+ 0xFC, 0xF3, 0x3B, 0x22, 0xF6, 0x00, 0x03,
+ 0xFC, 0xF3, 0x3B, 0x22, 0xF7, 0x01, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x22, 0xF8, 0x80, 0x02,
+ 0xFC, 0xF3, 0x3B, 0x22, 0xF9, 0x67, 0xFF,
+ 0xFC, 0xF3, 0x3B, 0x22, 0xFA, 0x23, 0x8B,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x01, 0x00, 0x02,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x02, 0x00, 0x01,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x03, 0x29, 0x88,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x04, 0x20, 0x0E,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x05, 0x00, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x07, 0x00, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x08, 0x0C, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x0A, 0x1B, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x0C, 0x02, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x48, 0x08, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x6E, 0x7F, 0xFF,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x6F, 0x0B, 0x05,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x70, 0x0C, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x73, 0x18, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x74, 0x21, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x75, 0x18, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x7B, 0x00, 0x08,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x82, 0x05, 0x80,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x83, 0x03, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x84, 0x00, 0x03,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x86, 0x48, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x8C, 0x10, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x90, 0x44, 0x44,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x91, 0x44, 0x44,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x92, 0x44, 0x44,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x93, 0x44, 0x44,
+ 0xFC, 0xF3, 0x3B, 0x23, 0xBD, 0x30, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0xCE, 0x40, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0xCF, 0x12, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0xD0, 0x10, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0xD1, 0x07, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0xD2, 0x05, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0xD5, 0x70, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0xED, 0x0A, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0xEE, 0x10, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x28, 0x7F, 0xFF,
+ 0xFC, 0xF3, 0x3B, 0x22, 0xF1, 0xD0, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x22, 0xFB, 0x00, 0x00
+};
+
+static const u8 wmt_fm34_capture_headset_mic[] = {
+ 0xFC, 0xF3, 0x3B, 0x22, 0x9F, 0x00, 0x01,
+ 0xFC, 0xF3, 0x3B, 0x22, 0xC6, 0x00, 0x0C,
+ 0xFC, 0xF3, 0x3B, 0x22, 0xC7, 0x00, 0x0C,
+ 0xFC, 0xF3, 0x3B, 0x22, 0xC8, 0x00, 0x2C,
+ 0xFC, 0xF3, 0x3B, 0x22, 0xEE, 0x00, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x22, 0xF2, 0x00, 0x40,
+ 0xFC, 0xF3, 0x3B, 0x22, 0xF6, 0x00, 0x03,
+ 0xFC, 0xF3, 0x3B, 0x22, 0xF7, 0x01, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x22, 0xF8, 0x80, 0x02,
+ 0xFC, 0xF3, 0x3B, 0x22, 0xF9, 0x67, 0xFF,
+ 0xFC, 0xF3, 0x3B, 0x22, 0xFA, 0x23, 0x8B,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x01, 0x00, 0x02,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x02, 0x00, 0x01,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x03, 0x29, 0x88,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x04, 0x20, 0x0E,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x05, 0x00, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x07, 0x00, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x08, 0x0C, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x0A, 0x1A, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x0C, 0x02, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x48, 0x08, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x6E, 0x7F, 0xFF,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x6F, 0x0B, 0x05,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x70, 0x0C, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x73, 0x18, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x74, 0x21, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x75, 0x18, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x7B, 0x00, 0x08,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x82, 0x05, 0x80,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x83, 0x03, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x84, 0x00, 0x03,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x86, 0x48, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x8C, 0x10, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x90, 0x44, 0x44,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x91, 0x44, 0x44,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x92, 0x44, 0x44,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x93, 0x44, 0x44,
+ 0xFC, 0xF3, 0x3B, 0x23, 0xBD, 0x30, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0xCE, 0x40, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0xCF, 0x12, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0xD0, 0x10, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0xD1, 0x07, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0xD2, 0x05, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0xD5, 0x70, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0xED, 0x0A, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0xEE, 0x10, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x23, 0x28, 0x7F, 0xFF,
+ 0xFC, 0xF3, 0x3B, 0x22, 0xF1, 0xD0, 0x00,
+ 0xFC, 0xF3, 0x3B, 0x22, 0xFB, 0x00, 0x00
+};
+
+static int fm34_check_functionality(struct fm34 *fm34)
+{
+ u8 rdata1, rdata2;
+ int devid = 0;
+ const u8 wdata1[] = {
+ 0xFC, 0xF3, 0x27, 0x37, 0xFF
+ };
+ const u8 wdata2[] = {
+ 0xFC, 0xF3, 0x60, 0x25
+ };
+ const u8 wdata3[] = {
+ 0xFC, 0xF3, 0x60, 0x26
+ };
+
+ if (fm34->write_dev(fm34, wdata1, sizeof(wdata1)))
+ return 0;
+
+ if (fm34->read_dev(fm34, wdata2, sizeof(wdata2), &rdata1, 1) ||
+ fm34->read_dev(fm34, wdata3, sizeof(wdata3), &rdata2, 1))
+ return 0;
+
+ devid = (rdata2 << 8) | rdata1;
+ printk("-->fm34_check_functionality: %x\n", devid);
+ if (devid == FM34_DEVID)
+ return 1;
+
+ return 0;
+}
+
+static int fm34_i2c_write(struct fm34 *fm34, const u8 wdata[], int wsize)
+{
+ int ret;
+ struct i2c_client *i2c = fm34->control_data;
+ struct i2c_msg xfer[1];
+
+ /*
+ * [MSG1]: fill the register address data
+ * fill the data Tx buffer
+ */
+ xfer[0].addr = i2c->addr;
+ xfer[0].flags = 0 ;
+ xfer[0].flags &= ~(I2C_M_RD);
+ xfer[0].buf = (__u8 *)wdata;
+ xfer[0].len = wsize;
+
+ /* i2c_transfer returns number of messages transferred */
+ ret = i2c_transfer(i2c->adapter, xfer, ARRAY_SIZE(xfer));
+ if (ret != ARRAY_SIZE(xfer)) {
+ pr_err("fm34_i2c_write err[%d]\n", ret);
+ if (ret < 0)
+ return ret;
+ else
+ return -EIO;
+ } else
+ return 0;
+}
+
+static int fm34_i2c_read(struct fm34 *fm34,
+ const u8 wdata[], int wsize,
+ u8 rdata[], int rsize)
+{
+ int ret;
+ struct i2c_client *i2c = fm34->control_data;
+ struct i2c_msg xfer[2];
+
+ /* [MSG1] fill the register address data */
+ xfer[0].addr = i2c->addr;
+ xfer[0].flags = 2; /* Read the register val */
+ xfer[0].buf = (__u8 *)wdata;
+ xfer[0].len = wsize;
+
+ /* [MSG2] fill the data rx buffer */
+ xfer[1].addr = i2c->addr;
+ xfer[1].flags = I2C_M_RD; /* Read the register val */
+ xfer[1].len = rsize; /* only n bytes */
+ xfer[1].buf = rdata;
+
+ /* i2c_transfer returns number of messages transferred */
+ ret = i2c_transfer(i2c->adapter, xfer, ARRAY_SIZE(xfer));
+ if (ret != ARRAY_SIZE(xfer)) {
+ pr_err("vt1603_i2c_read err[%d]\n", ret);
+ if (ret < 0)
+ return ret;
+ else
+ return -EIO;
+ } else {
+ return 0;
+ }
+}
+
+static void fm34_timing_init(void)
+{
+ // pwdn high to power up fm34 module
+ if (fm34_powerdown.enable) {
+ gpio_set_value_cansleep(fm34_powerdown.gpio, !!fm34_powerdown.active);
+ msleep(100);
+ }
+
+ // reset fm34 module
+ if (fm34_reset.enable) {
+ gpio_set_value_cansleep(fm34_reset.gpio, !!fm34_reset.active);
+ msleep(10);
+ gpio_set_value_cansleep(fm34_reset.gpio, !fm34_reset.active);
+ msleep(10);
+ gpio_set_value_cansleep(fm34_reset.gpio, !!fm34_reset.active);
+ msleep(100);
+ }
+
+ // disable fm34 bypass
+ if (fm34_bypass.enable) {
+ gpio_set_value_cansleep(fm34_bypass.gpio, !!fm34_bypass.active);
+ }
+}
+
+static void fm34_do_work(struct work_struct *work)
+{
+ struct fm34 *fm34 = container_of(work, struct fm34, delaywork.work);
+
+ fm34_timing_init();
+
+ if (fm34_check_functionality(fm34) == 0) {
+ pr_err("fm34_check_functionality: wrong device id\n");
+ }
+
+ fm34->write_dev(fm34, wmt_fm34_incall_main_mic, sizeof(wmt_fm34_incall_main_mic));
+ //fm_mode = FM34_MODE_ECHO;
+ fm_mic = FM34_INCALL_MIC_MAIN;
+}
+
+static int __devinit fm34_i2c_probe(struct i2c_client *i2c,
+ const struct i2c_device_id *id)
+{
+ struct fm34 *fm34;
+ int ret;
+
+ if (i2c_check_functionality(i2c->adapter, I2C_FUNC_I2C) == 0) {
+ pr_err("i2c_check_functionality: can't talk I2C?\n");
+ return -EIO;
+ }
+
+ fm34 = kzalloc(sizeof(struct fm34), GFP_KERNEL);
+ if (fm34 == NULL)
+ return -ENOMEM;
+
+ fm34->dev = &i2c->dev;
+ fm34->control_data = i2c;
+ fm34->read_dev = fm34_i2c_read;
+ fm34->write_dev = fm34_i2c_write;
+
+ i2c_set_clientdata(i2c, fm34);
+ dev_set_drvdata(fm34->dev, fm34);
+
+ INIT_DELAYED_WORK(&fm34->delaywork, fm34_do_work);
+
+ if (fm34_powerdown.enable && gpio_is_valid(fm34_powerdown.gpio)) {
+ ret = gpio_request(fm34_powerdown.gpio, "FM34-powerdown");
+ if (ret < 0){
+ dev_warn(fm34->dev, "cann't register fm34_powerdown.gpio-%d\n", fm34_powerdown.gpio);
+ fm34_powerdown.enable = 0;
+ }
+ else
+ gpio_direction_output(fm34_powerdown.gpio, 0);
+ }
+
+ if (fm34_reset.enable && gpio_is_valid(fm34_reset.gpio)) {
+ ret = gpio_request(fm34_reset.gpio, "FM34-reset");
+ if (ret < 0) {
+ dev_warn(fm34->dev, "cann't register fm34_reset.gpio-%d\n", fm34_reset.gpio);
+ fm34_reset.enable = 0;
+ }
+ else
+ gpio_direction_output(fm34_reset.gpio, 0);
+ }
+
+ if (fm34_bypass.enable && gpio_is_valid(fm34_bypass.gpio)) {
+ ret = gpio_request(fm34_bypass.gpio, "FM34-bypass");
+ if (ret < 0) {
+ dev_warn(fm34->dev, "cann't register fm34_bypass.gpio-%d\n", fm34_bypass.gpio);
+ fm34_bypass.enable = 0;
+ }
+ else
+ gpio_direction_output(fm34_bypass.gpio, 0);
+ }
+
+ fm34_timing_init();
+
+ if (fm34_check_functionality(fm34) == 0) {
+ pr_err("fm34_check_functionality: wrong device id\n");
+ return -EIO;
+ }
+
+ fm34_context = fm34;
+
+ /* write the firmware to device */
+ fm34->write_dev(fm34, wmt_fm34_incall_main_mic, sizeof(wmt_fm34_incall_main_mic));
+ fm_mode = FM34_MODE_ECHO; // default is echo mode
+ fm_mic = FM34_INCALL_MIC_MAIN;
+ return 0;
+}
+
+static int __devexit fm34_i2c_remove(struct i2c_client *i2c)
+{
+ struct fm34 *fm34 = i2c_get_clientdata(i2c);
+
+ if (fm34_powerdown.enable) {
+ gpio_free(fm34_powerdown.gpio);
+ }
+ if (fm34_reset.enable) {
+ gpio_free(fm34_reset.gpio);
+ }
+ if (fm34_bypass.enable) {
+ gpio_free(fm34_bypass.gpio);
+ }
+
+ kfree(fm34);
+ return 0;
+}
+
+static int fm34_suspend(struct i2c_client *i2c, pm_message_t mesg)
+{
+ struct fm34 *fm34 = i2c_get_clientdata(i2c);
+ cancel_delayed_work_sync(&fm34->delaywork);
+ return 0;
+}
+static int fm34_resume(struct i2c_client *i2c)
+{
+ struct fm34 *fm34 = i2c_get_clientdata(i2c);
+ schedule_delayed_work(&fm34->delaywork, msecs_to_jiffies(2000));
+ return 0;
+}
+
+static const struct i2c_device_id fm34_i2c_id[] = {
+ { "wmt-fm34", 0 },
+ { },
+};
+MODULE_DEVICE_TABLE(i2c, fm34_i2c_id);
+
+static struct i2c_driver fm34_i2c_driver = {
+ .driver = {
+ .name = "wmt-fm34",
+ .owner = THIS_MODULE,
+ },
+ .probe = fm34_i2c_probe,
+ .remove = __devexit_p(fm34_i2c_remove),
+ .suspend = fm34_suspend,
+ .resume = fm34_resume,
+ .id_table = fm34_i2c_id,
+};
+
+static struct i2c_board_info fm34_i2c_board_info = {
+ I2C_BOARD_INFO("wmt-fm34", 0xc0>>1),
+};
+
+static int fm34_ctrl_open (struct inode *inode, struct file *filp)
+{
+ printk("%s %d\n", __func__, __LINE__);
+ return 0;
+}
+
+static int fm34_ctrl_release(struct inode *inode, struct file *filp)
+{
+ printk("%s %d\n", __func__, __LINE__);
+ return 0;
+}
+
+static ssize_t fm34_ctrl_read(struct file *filp, char __user *buf, size_t size, loff_t *offp)
+{
+ printk("%s %d\n", __func__, __LINE__);
+ return size;
+}
+
+static long fm34_ctrl_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
+{
+ const u8 echo[] = { 0xFC, 0xF3, 0x3B, 0x23, 0x00, 0x00, 0x00 };
+ const u8 bypass[] = { 0xFC, 0xF3, 0x3B, 0x23, 0x00, 0x00, 0x01 };
+ //const u8 main_mic[] = { 0xFC, 0xF3, 0x3B, 0x23, 0x0a, 0x1a, 0x00 };
+ //const u8 headset_mic[] = { 0xFC, 0xF3, 0x3B, 0x23, 0x0a, 0x1b, 0x00 };
+
+ switch (cmd) {
+ case FM34_CMD_ECHO:
+ if (fm_mode != FM34_MODE_ECHO) {
+ printk("FM34 cmd: echo\n");
+ if (fm34_context->write_dev(fm34_context, echo, sizeof(echo)))
+ return -EIO;
+ fm_mode = FM34_MODE_ECHO;
+ }
+ break;
+
+ case FM34_CMD_BYPASS:
+ if (fm_mode != FM34_MODE_BYPASS) {
+ printk("FM34 cmd: bypass\n");
+ if (fm34_context->write_dev(fm34_context, bypass, sizeof(bypass)))
+ return -EIO;
+ fm_mode = FM34_MODE_BYPASS;
+ }
+ break;
+
+ case FM34_CMD_INCALL_MAIN_MIC:
+ if (fm_mic != FM34_INCALL_MIC_MAIN) {
+ printk("FM34 cmd: incall main-mic\n");
+ if (fm34_reset.enable) {
+ gpio_set_value_cansleep(fm34_reset.gpio, !fm34_reset.active);
+ msleep(20);
+ gpio_set_value_cansleep(fm34_reset.gpio, !!fm34_reset.active);
+ msleep(20);
+ }
+ if (fm34_context->write_dev(fm34_context, wmt_fm34_incall_main_mic, sizeof(wmt_fm34_incall_main_mic)))
+ return -EIO;
+ fm_mic = FM34_INCALL_MIC_MAIN;
+ }
+ break;
+
+ case FM34_CMD_INCALL_HEADSET_MIC:
+ if (fm_mic != FM34_INCALL_MIC_HEADSET) {
+ printk("FM34 cmd: incall headset-mic\n");
+ if (fm34_reset.enable) {
+ gpio_set_value_cansleep(fm34_reset.gpio, !fm34_reset.active);
+ msleep(20);
+ gpio_set_value_cansleep(fm34_reset.gpio, !!fm34_reset.active);
+ msleep(20);
+ }
+ if (fm34_context->write_dev(fm34_context, wmt_fm34_incall_headset_mic, sizeof(wmt_fm34_incall_headset_mic)))
+ return -EIO;
+ fm_mic = FM34_INCALL_MIC_HEADSET;
+ }
+ break;
+
+ case FM34_CMD_CAPTURE_MAIN_MIC:
+ if (fm_mic != FM34_CMD_CAPTURE_MAIN_MIC) {
+ printk("FM34 cmd: capture main-mic\n");
+ if (fm34_reset.enable) {
+ gpio_set_value_cansleep(fm34_reset.gpio, !fm34_reset.active);
+ msleep(20);
+ gpio_set_value_cansleep(fm34_reset.gpio, !!fm34_reset.active);
+ msleep(20);
+ }
+ if (fm34_context->write_dev(fm34_context, wmt_fm34_capture_main_mic, sizeof(wmt_fm34_capture_main_mic)))
+ return -EIO;
+ fm_mic = FM34_CMD_CAPTURE_MAIN_MIC;
+ }
+ break;
+
+ case FM34_CMD_CAPTURE_HEADSET_MIC:
+ if (fm_mic != FM34_CMD_CAPTURE_HEADSET_MIC) {
+ printk("FM34 cmd: capture headset-mic\n");
+ if (fm34_reset.enable) {
+ gpio_set_value_cansleep(fm34_reset.gpio, !fm34_reset.active);
+ msleep(20);
+ gpio_set_value_cansleep(fm34_reset.gpio, !!fm34_reset.active);
+ msleep(20);
+ }
+ if (fm34_context->write_dev(fm34_context, wmt_fm34_capture_headset_mic, sizeof(wmt_fm34_capture_headset_mic)))
+ return -EIO;
+ fm_mic = FM34_CMD_CAPTURE_HEADSET_MIC;
+ }
+ break;
+
+ default:
+ printk(KERN_ERR "FM34: Not support cmd[%d]\n", cmd);
+ break;
+ }
+
+ return 0;
+}
+
+static struct file_operations fm34_ctrl_ops = {
+ .owner = THIS_MODULE,
+ .open = fm34_ctrl_open,
+ .release = fm34_ctrl_release,
+ .read = fm34_ctrl_read,
+ .unlocked_ioctl = fm34_ctrl_ioctl,
+};
+
+static int fm34_ctrl_setup_cdev(struct cdev *dev, int minor, struct file_operations *fops)
+{
+ int ret, devno = MKDEV(fm34_ctrl_major, minor);
+ cdev_init(dev, fops);
+ dev->owner = THIS_MODULE;
+ dev->ops = fops;
+ ret = cdev_add(dev, devno, 1);
+ if (ret)
+ printk(KERN_ERR "Error %d adding wmt_echo %d", ret, minor);
+ return ret;
+}
+
+static int __init fm34_init(void)
+{
+ int ret = -1;
+ int len = 64;
+ char buf[64];
+ dev_t dev;
+ struct i2c_adapter *adapter;
+ struct i2c_client *client;
+
+ ret = wmt_getsyspara("wmt.echo.cancellation", buf, &len);
+ if (ret == 0) {
+ sscanf(buf, "fm34:[%d:%d:%d]:[%d:%d:%d]:[%d:%d:%d]",
+ &fm34_powerdown.enable, &fm34_powerdown.gpio, &fm34_powerdown.active,
+ &fm34_reset.enable, &fm34_reset.gpio, &fm34_reset.active,
+ &fm34_bypass.enable, &fm34_bypass.gpio, &fm34_bypass.active);
+ }
+ else {
+ fm34_reset.enable = 0;
+ fm34_powerdown.enable = 0;
+ fm34_bypass.enable = 0;
+ }
+
+ ret = alloc_chrdev_region(&dev, 0, 1, FM34_CTRL_NAME);
+ if (ret == 0)
+ fm34_ctrl_major = MAJOR(dev);
+ else
+ printk(KERN_ERR "fm34: alloc_chrdev_region failed!\n");
+
+ ret = fm34_ctrl_setup_cdev(&fm34_ctrl_dev, 0, &fm34_ctrl_ops);
+ if (ret == 0) {
+ fm34_ctrl_class = class_create(THIS_MODULE, FM34_CTRL_NAME);
+ if (IS_ERR(fm34_ctrl_class)) {
+ printk("fm34: class_create failed!\n");
+ }
+ else
+ device_create(fm34_ctrl_class, NULL, MKDEV(fm34_ctrl_major, 0), NULL, FM34_CTRL_NAME);
+ }
+
+ adapter = i2c_get_adapter(FM34_I2C_BUS_NR);
+ client = i2c_new_device(adapter, &fm34_i2c_board_info);
+ i2c_put_adapter(adapter);
+
+ ret = i2c_add_driver(&fm34_i2c_driver);
+ if (ret != 0)
+ pr_err("Failed to register FM34 I2C driver: %d\n", ret);
+ return ret;
+}
+module_init(fm34_init);
+
+static void __exit fm34_exit(void)
+{
+ cdev_del(&fm34_ctrl_dev);
+ device_destroy(fm34_ctrl_class, MKDEV(fm34_ctrl_major, 0));
+ class_destroy(fm34_ctrl_class);
+ unregister_chrdev_region(MKDEV(fm34_ctrl_major, 0), 1);
+
+ i2c_del_driver(&fm34_i2c_driver);
+}
+module_exit(fm34_exit);
+
+MODULE_DESCRIPTION("WMT [ALSA SoC/echocancellation] driver");
+MODULE_AUTHOR("WonderMedia Technologies, Inc.");
+MODULE_LICENSE("GPL");
diff --git a/ANDROID_3.4.5/sound/soc/codecs/wmt_hwdac.c b/ANDROID_3.4.5/sound/soc/codecs/wmt_hwdac.c
new file mode 100755
index 00000000..ae31bb5e
--- /dev/null
+++ b/ANDROID_3.4.5/sound/soc/codecs/wmt_hwdac.c
@@ -0,0 +1,195 @@
+/*++
+ * linux/sound/soc/codecs/wmt_hwdac.c
+ * WonderMedia I2S audio driver for ALSA
+ *
+ * Copyright c 2010 WonderMedia Technologies, Inc.
+ *
+ * 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, see .
+ *
+ * WonderMedia Technologies, Inc.
+ * 4F, 533, Chung-Cheng Road, Hsin-Tien, Taipei 231, R.O.C
+--*/
+
+
+#include
+#include
+#include
+#include
+#include
+#include
+#include
+#include
+#include
+
+
+/*
+ * Debug
+ */
+#define AUDIO_NAME "HW_DAC"
+//#define WMT_HWDAC_DEBUG 1
+//#define WMT_HWDAC_DEBUG_DETAIL 1
+
+#ifdef WMT_HWDAC_DEBUG
+#define DPRINTK(format, arg...) \
+ printk(KERN_INFO AUDIO_NAME ": " format "\n" , ## arg)
+#else
+#define DPRINTK(format, arg...) do {} while (0)
+#endif
+
+#ifdef WMT_HWDAC_DEBUG_DETAIL
+#define DBG_DETAIL(format, arg...) \
+ printk(KERN_INFO AUDIO_NAME ": [%s]" format "\n" , __FUNCTION__, ## arg)
+#else
+#define DBG_DETAIL(format, arg...) do {} while (0)
+#endif
+
+#define err(format, arg...) \
+ printk(KERN_ERR AUDIO_NAME ": " format "\n" , ## arg)
+#define info(format, arg...) \
+ printk(KERN_INFO AUDIO_NAME ": " format "\n" , ## arg)
+#define warn(format, arg...) \
+ printk(KERN_WARNING AUDIO_NAME ": " format "\n" , ## arg)
+
+extern int wmt_getsyspara(char *varname, unsigned char *varval, int *varlen);
+
+
+static int hwdac_pcm_hw_params(struct snd_pcm_substream *substream,
+ struct snd_pcm_hw_params *params, struct snd_soc_dai *dai)
+{
+ DBG_DETAIL();
+
+ return 0;
+}
+
+
+#define HWDAC_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 HWDAC_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE |\
+ SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_FLOAT)
+
+static struct snd_soc_dai_ops hwdac_dai_ops = {
+ .hw_params = hwdac_pcm_hw_params,
+};
+
+struct snd_soc_dai_driver hwdac_dai = {
+ .name = "HWDAC",
+ .playback = {
+ .stream_name = "Playback",
+ .channels_min = 1,
+ .channels_max = 2,
+ .rates = HWDAC_RATES,
+ .formats = HWDAC_FORMATS,
+ },
+ .capture = {
+ .stream_name = "Capture",
+ .channels_min = 1,
+ .channels_max = 2,
+ .rates = HWDAC_RATES,
+ .formats = HWDAC_FORMATS,
+ },
+ .ops = &hwdac_dai_ops,
+};
+
+static int hwdac_probe(struct snd_soc_codec *codec)
+{
+ DBG_DETAIL();
+
+ return 0;
+}
+
+/* remove everything here */
+static int hwdac_remove(struct snd_soc_codec *codec)
+{
+ DBG_DETAIL();
+
+ return 0;
+}
+
+struct snd_soc_codec_driver soc_codec_dev_hwdac = {
+ .probe = hwdac_probe,
+ .remove = hwdac_remove,
+};
+
+static int __devinit hwdac_platform_probe(struct platform_device *pdev)
+{
+ int ret = 0;
+
+ DBG_DETAIL();
+
+ ret = snd_soc_register_codec(&pdev->dev,
+ &soc_codec_dev_hwdac, &hwdac_dai, 1);
+
+ if (ret)
+ info("snd_soc_register_codec fail");
+
+ return ret;
+}
+
+static int __devexit hwdac_platform_remove(struct platform_device *pdev)
+{
+ DBG_DETAIL();
+
+ snd_soc_unregister_codec(&pdev->dev);
+
+ return 0;
+}
+
+static struct platform_driver wmt_hwdac_driver = {
+ .driver = {
+ .name = "wmt-i2s-hwdac",
+ .owner = THIS_MODULE,
+ },
+
+ .probe = hwdac_platform_probe,
+ .remove = __devexit_p(hwdac_platform_remove),
+};
+
+static int __init wmt_hwdac_platform_init(void)
+{
+ char buf[80];
+ int varlen = 80;
+ char codec_name[5];
+ int ret = 0;
+
+ DBG_DETAIL();
+
+ /*ret = wmt_getsyspara("wmt.audio.i2s", buf, &varlen);
+
+ if (ret == 0) {
+ sscanf(buf, "%5s", codec_name);
+
+ if (strcmp(codec_name, "hwdac")) {
+ info("hwdac string not found");
+ return -EINVAL;
+ }
+ }*/
+
+ return platform_driver_register(&wmt_hwdac_driver);
+}
+module_init(wmt_hwdac_platform_init);
+
+static void __exit wmt_hwdac_platform_exit(void)
+{
+ DBG_DETAIL();
+
+ platform_driver_unregister(&wmt_hwdac_driver);
+}
+module_exit(wmt_hwdac_platform_exit);
+
+MODULE_DESCRIPTION("WMT [ALSA SoC] driver");
+MODULE_AUTHOR("WonderMedia Technologies, Inc.");
+MODULE_LICENSE("GPL");
diff --git a/ANDROID_3.4.5/sound/soc/codecs/wmt_vt1602.c b/ANDROID_3.4.5/sound/soc/codecs/wmt_vt1602.c
new file mode 100755
index 00000000..fd625c95
--- /dev/null
+++ b/ANDROID_3.4.5/sound/soc/codecs/wmt_vt1602.c
@@ -0,0 +1,981 @@
+/*++
+ * linux/sound/soc/codecs/wmt_vt1602.c
+ * WonderMedia I2S audio driver for ALSA
+ *
+ * Copyright c 2010 WonderMedia Technologies, Inc.
+ *
+ * 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, see .
+ *
+ * WonderMedia Technologies, Inc.
+ * 4F, 533, Chung-Cheng Road, Hsin-Tien, Taipei 231, R.O.C
+--*/
+
+
+#include
+#include
+#include
+#include
+#include
+#include
+#include
+#include
+#include
+#include
+#include
+#include
+#include
+#include
+#include
+
+#include "wmt_vt1602.h"
+
+#define VT1602_VERSION "0.20"
+#define I2C_DRIVERID_VT1602 90
+
+/*
+ * Debug
+ */
+#define AUDIO_NAME "VT1602"
+//#define WMT_VT1602_DEBUG 1
+//#define WMT_VT1602_DEBUG_DETAIL 1
+
+#ifdef WMT_VT1602_DEBUG
+#define DPRINTK(format, arg...) \
+ printk(KERN_INFO AUDIO_NAME ": " format "\n" , ## arg)
+#else
+#define DPRINTK(format, arg...) do {} while (0)
+#endif
+
+#ifdef WMT_VT1602_DEBUG_DETAIL
+#define DBG_DETAIL(format, arg...) \
+ printk(KERN_INFO AUDIO_NAME ": [%s]" format "\n" , __FUNCTION__, ## arg)
+#else
+#define DBG_DETAIL(format, arg...) do {} while (0)
+#endif
+
+#define err(format, arg...) \
+ printk(KERN_ERR AUDIO_NAME ": " format "\n" , ## arg)
+#define info(format, arg...) \
+ printk(KERN_INFO AUDIO_NAME ": " format "\n" , ## arg)
+#define warn(format, arg...) \
+ printk(KERN_WARNING AUDIO_NAME ": " format "\n" , ## arg)
+
+/* codec private data */
+struct vt1602_priv {
+ unsigned int sysclk;
+ enum snd_soc_control_type control_type;
+ struct snd_pcm_substream *master_substream;
+ struct snd_pcm_substream *slave_substream;
+};
+
+/*
+ * vt1602 register cache
+ * We can't read the VT1602 register space when we
+ * are using 2 wire for device control, so we cache them instead.
+ */
+static const u16 vt1602_reg[] = {
+ 0x0050, 0x0050, 0x007f, 0x007f, /* 0 */
+ 0x0000, 0x0008, 0x0000, 0x000a, /* 4 */
+ 0x0000, 0x0000, 0x00fc, 0x00fc, /* 8 */
+ 0x000f, 0x000f, 0x0000, 0x0000, /* 12 */
+ 0x0000, 0x007b, 0x0000, 0x0032, /* 16 */
+ 0x0000, 0x00c3, 0x00c3, 0x00c0, /* 20 */
+ 0x0000, 0x0000, 0x0000, 0x0000, /* 24 */
+ 0x0000, 0x0000, 0x0000, 0x0000, /* 28 */
+ 0x0000, 0x0000, 0x0100, 0x0000, /* 32 */
+ 0x0000, 0x0100, 0x0050, 0x0050, /* 36 */
+ 0x0079, 0x0079, 0x0079, /* 40 */
+};
+
+extern int wmt_getsyspara(char *varname, unsigned char *varval, int *varlen);
+
+#define vt1602_reset(c) snd_soc_write(c, VT1602_RESET, 0)
+
+/*
+ * VT1602 Controls
+ */
+static const char *vt1602_bass[] = {"Linear Control", "Adaptive Boost"};
+static const char *vt1602_bass_filter[] = { "130Hz @ 48kHz", "200Hz @ 48kHz" };
+static const char *vt1602_treble[] = {"8kHz", "4kHz"};
+static const char *vt1602_3d_lc[] = {"200Hz", "500Hz"};
+static const char *vt1602_3d_uc[] = {"2.2kHz", "1.5kHz"};
+static const char *vt1602_3d_func[] = {"Capture", "Playback"};
+static const char *vt1602_alc_func[] = {"Off", "Right", "Left", "Stereo"};
+static const char *vt1602_ng_type[] = {"Constant PGA Gain",
+ "Mute ADC Output"};
+static const char *vt1602_line_mux[] = {"Line 1", "Line 2", "Line 3", "PGA",
+ "Differential"};
+static const char *vt1602_pga_sel[] = {"Line 1", "Line 2", "Line 3",
+ "Differential"};
+static const char *vt1602_out3[] = {"VREF", "ROUT1 + Vol", "MonoOut",
+ "ROUT1"};
+static const char *vt1602_diff_sel[] = {"Line 1", "Line 2"};
+static const char *vt1602_adcpol[] = {"Normal", "L Invert", "R Invert",
+ "L + R Invert"};
+static const char *vt1602_deemph[] = {"None", "32Khz", "44.1Khz", "48Khz"};
+static const char *vt1602_mono_mux[] = {"Stereo", "Mono (Left)",
+ "Mono (Right)", "Digital Mono"};
+
+static const struct soc_enum vt1602_enum[] = {
+SOC_ENUM_SINGLE(VT1602_BASS, 7, 2, vt1602_bass),
+SOC_ENUM_SINGLE(VT1602_BASS, 6, 2, vt1602_bass_filter),
+SOC_ENUM_SINGLE(VT1602_TREBLE, 6, 2, vt1602_treble),
+SOC_ENUM_SINGLE(VT1602_3D, 5, 2, vt1602_3d_lc),
+SOC_ENUM_SINGLE(VT1602_3D, 6, 2, vt1602_3d_uc),
+SOC_ENUM_SINGLE(VT1602_3D, 7, 2, vt1602_3d_func),
+SOC_ENUM_SINGLE(VT1602_ALC1, 7, 4, vt1602_alc_func),
+SOC_ENUM_SINGLE(VT1602_NGATE, 1, 2, vt1602_ng_type),
+SOC_ENUM_SINGLE(VT1602_LOUTM1, 0, 5, vt1602_line_mux),
+SOC_ENUM_SINGLE(VT1602_ROUTM1, 0, 5, vt1602_line_mux),
+SOC_ENUM_SINGLE(VT1602_LADCIN, 6, 4, vt1602_pga_sel), /* 10 */
+SOC_ENUM_SINGLE(VT1602_RADCIN, 6, 4, vt1602_pga_sel),
+SOC_ENUM_SINGLE(VT1602_ADCTL2, 7, 4, vt1602_out3),
+SOC_ENUM_SINGLE(VT1602_ADCIN, 8, 2, vt1602_diff_sel),
+SOC_ENUM_SINGLE(VT1602_ADCDAC, 5, 4, vt1602_adcpol),
+SOC_ENUM_SINGLE(VT1602_ADCDAC, 1, 4, vt1602_deemph),
+SOC_ENUM_SINGLE(VT1602_ADCIN, 6, 4, vt1602_mono_mux), /* 16 */
+
+};
+
+static const struct snd_kcontrol_new vt1602_snd_controls[] = {
+
+SOC_DOUBLE_R("Capture Volume", VT1602_LINVOL, VT1602_RINVOL, 0, 63, 0),
+SOC_DOUBLE_R("Capture ZC Switch", VT1602_LINVOL, VT1602_RINVOL, 6, 1, 0),
+SOC_DOUBLE_R("Capture Switch", VT1602_LINVOL, VT1602_RINVOL, 7, 1, 1),
+
+SOC_DOUBLE_R("Headphone Playback ZC Switch", VT1602_LOUT1V,
+ VT1602_ROUT1V, 7, 1, 0),
+SOC_DOUBLE_R("Speaker Playback ZC Switch", VT1602_LOUT2V,
+ VT1602_ROUT2V, 7, 1, 0),
+
+SOC_ENUM("Playback De-emphasis", vt1602_enum[15]),
+
+SOC_ENUM("Capture Polarity", vt1602_enum[14]),
+SOC_SINGLE("Playback 6dB Attenuate", VT1602_ADCDAC, 7, 1, 0),
+SOC_SINGLE("Capture 6dB Attenuate", VT1602_ADCDAC, 8, 1, 0),
+
+SOC_DOUBLE_R("Master Volume", VT1602_LOUT1V, VT1602_ROUT1V, 0, 127, 0),
+//SOC_DOUBLE_R("PCM Volume", VT1602_LOUT1V, VT1602_ROUT1V, 0, 127, 0),
+
+/*
+SOC_ENUM("Bass Boost", vt1602_enum[0]),
+SOC_ENUM("Bass Filter", vt1602_enum[1]),
+SOC_SINGLE("Bass Volume", VT1602_BASS, 0, 15, 1),
+
+SOC_SINGLE("Treble Volume", VT1602_TREBLE, 0, 15, 0),
+SOC_ENUM("Treble Cut-off", vt1602_enum[2]),
+
+SOC_SINGLE("3D Switch", VT1602_3D, 0, 1, 0),
+SOC_SINGLE("3D Volume", VT1602_3D, 1, 15, 0),
+SOC_ENUM("3D Lower Cut-off", vt1602_enum[3]),
+SOC_ENUM("3D Upper Cut-off", vt1602_enum[4]),
+SOC_ENUM("3D Mode", vt1602_enum[5]),
+
+SOC_SINGLE("ALC Capture Target Volume", VT1602_ALC1, 0, 7, 0),
+SOC_SINGLE("ALC Capture Max Volume", VT1602_ALC1, 4, 7, 0),
+SOC_ENUM("ALC Capture Function", vt1602_enum[6]),
+SOC_SINGLE("ALC Capture ZC Switch", VT1602_ALC2, 7, 1, 0),
+SOC_SINGLE("ALC Capture Hold Time", VT1602_ALC2, 0, 15, 0),
+SOC_SINGLE("ALC Capture Decay Time", VT1602_ALC3, 4, 15, 0),
+SOC_SINGLE("ALC Capture Attack Time", VT1602_ALC3, 0, 15, 0),
+SOC_SINGLE("ALC Capture NG Threshold", VT1602_NGATE, 3, 31, 0),
+SOC_ENUM("ALC Capture NG Type", vt1602_enum[4]),
+SOC_SINGLE("ALC Capture NG Switch", VT1602_NGATE, 0, 1, 0),
+*/
+
+SOC_SINGLE("Left ADC Capture Volume", VT1602_LADC, 0, 255, 0),
+SOC_SINGLE("Right ADC Capture Volume", VT1602_RADC, 0, 255, 0),
+
+SOC_SINGLE("ZC Timeout Switch", VT1602_ADCTL1, 0, 1, 0),
+SOC_SINGLE("Playback Invert Switch", VT1602_ADCTL1, 1, 1, 0),
+
+SOC_SINGLE("Right Speaker Playback Invert Switch", VT1602_ADCTL2, 4, 1, 0),
+
+/* Unimplemented */
+/* ADCDAC Bit 0 - ADCHPD */
+/* ADCDAC Bit 4 - HPOR */
+/* ADCTL1 Bit 2,3 - DATSEL */
+/* ADCTL1 Bit 4,5 - DMONOMIX */
+/* ADCTL1 Bit 6,7 - VSEL */
+/* ADCTL2 Bit 2 - LRCM */
+/* ADCTL2 Bit 3 - TRI */
+/* ADCTL3 Bit 5 - HPFLREN */
+/* ADCTL3 Bit 6 - VROI */
+/* ADCTL3 Bit 7,8 - ADCLRM */
+/* ADCIN Bit 4 - LDCM */
+/* ADCIN Bit 5 - RDCM */
+
+SOC_DOUBLE_R("Mic Boost", VT1602_LADCIN, VT1602_RADCIN, 4, 3, 0),
+
+SOC_DOUBLE_R("Bypass Left Playback Volume", VT1602_LOUTM1,
+ VT1602_LOUTM2, 4, 7, 1),
+SOC_DOUBLE_R("Bypass Right Playback Volume", VT1602_ROUTM1,
+ VT1602_ROUTM2, 4, 7, 1),
+SOC_DOUBLE_R("Bypass Mono Playback Volume", VT1602_MOUTM1,
+ VT1602_MOUTM2, 4, 7, 1),
+
+SOC_SINGLE("Mono Playback ZC Switch", VT1602_MOUTV, 7, 1, 0),
+
+SOC_DOUBLE_R("Headphone Playback Volume", VT1602_LOUT1V, VT1602_ROUT1V,
+ 0, 127, 0),
+SOC_DOUBLE_R("Speaker Playback Volume", VT1602_LOUT2V, VT1602_ROUT2V,
+ 0, 127, 0),
+
+SOC_SINGLE("Mono Playback Volume", VT1602_MOUTV, 0, 127, 0),
+
+};
+
+/*
+ * DAPM Controls
+ */
+
+/* Left Mixer */
+static const struct snd_kcontrol_new vt1602_left_mixer_controls[] = {
+SOC_DAPM_SINGLE("Playback Switch", VT1602_LOUTM1, 8, 1, 0),
+SOC_DAPM_SINGLE("Left Bypass Switch", VT1602_LOUTM1, 7, 1, 0),
+SOC_DAPM_SINGLE("Right Playback Switch", VT1602_LOUTM2, 8, 1, 0),
+SOC_DAPM_SINGLE("Right Bypass Switch", VT1602_LOUTM2, 7, 1, 0),
+};
+
+/* Right Mixer */
+static const struct snd_kcontrol_new vt1602_right_mixer_controls[] = {
+SOC_DAPM_SINGLE("Left Playback Switch", VT1602_ROUTM1, 8, 1, 0),
+SOC_DAPM_SINGLE("Left Bypass Switch", VT1602_ROUTM1, 7, 1, 0),
+SOC_DAPM_SINGLE("Playback Switch", VT1602_ROUTM2, 8, 1, 0),
+SOC_DAPM_SINGLE("Right Bypass Switch", VT1602_ROUTM2, 7, 1, 0),
+};
+
+/* Mono Mixer */
+static const struct snd_kcontrol_new vt1602_mono_mixer_controls[] = {
+SOC_DAPM_SINGLE("Left Playback Switch", VT1602_MOUTM1, 8, 1, 0),
+SOC_DAPM_SINGLE("Left Bypass Switch", VT1602_MOUTM1, 7, 1, 0),
+SOC_DAPM_SINGLE("Right Playback Switch", VT1602_MOUTM2, 8, 1, 0),
+SOC_DAPM_SINGLE("Right Bypass Switch", VT1602_MOUTM2, 7, 1, 0),
+};
+
+/* Left Line Mux */
+static const struct snd_kcontrol_new vt1602_left_line_controls =
+SOC_DAPM_ENUM("Route", vt1602_enum[8]);
+
+/* Right Line Mux */
+static const struct snd_kcontrol_new vt1602_right_line_controls =
+SOC_DAPM_ENUM("Route", vt1602_enum[9]);
+
+/* Left PGA Mux */
+static const struct snd_kcontrol_new vt1602_left_pga_controls =
+SOC_DAPM_ENUM("Route", vt1602_enum[10]);
+
+/* Right PGA Mux */
+static const struct snd_kcontrol_new vt1602_right_pga_controls =
+SOC_DAPM_ENUM("Route", vt1602_enum[11]);
+
+/* Out 3 Mux */
+static const struct snd_kcontrol_new vt1602_out3_controls =
+SOC_DAPM_ENUM("Route", vt1602_enum[12]);
+
+/* Differential Mux */
+static const struct snd_kcontrol_new vt1602_diffmux_controls =
+SOC_DAPM_ENUM("Route", vt1602_enum[13]);
+
+/* Mono ADC Mux */
+static const struct snd_kcontrol_new vt1602_monomux_controls =
+SOC_DAPM_ENUM("Route", vt1602_enum[16]);
+
+static const struct snd_soc_dapm_widget vt1602_dapm_widgets[] = {
+ SND_SOC_DAPM_MIXER("Left Mixer", SND_SOC_NOPM, 0, 0,
+ &vt1602_left_mixer_controls[0],
+ ARRAY_SIZE(vt1602_left_mixer_controls)),
+ SND_SOC_DAPM_MIXER("Right Mixer", SND_SOC_NOPM, 0, 0,
+ &vt1602_right_mixer_controls[0],
+ ARRAY_SIZE(vt1602_right_mixer_controls)),
+ /*
+ SND_SOC_DAPM_MIXER("Mono Mixer", VT1602_PWR2, 2, 0,
+ &vt1602_mono_mixer_controls[0],
+ ARRAY_SIZE(vt1602_mono_mixer_controls)),
+
+ SND_SOC_DAPM_PGA("Right Out 2", VT1602_PWR2, 3, 0, NULL, 0),
+ SND_SOC_DAPM_PGA("Left Out 2", VT1602_PWR2, 4, 0, NULL, 0),
+ SND_SOC_DAPM_PGA("Right Out 1", VT1602_PWR2, 5, 0, NULL, 0),
+ SND_SOC_DAPM_PGA("Left Out 1", VT1602_PWR2, 6, 0, NULL, 0),
+ SND_SOC_DAPM_DAC("Right DAC", "Right Playback", VT1602_PWR2, 7, 0),
+ SND_SOC_DAPM_DAC("Left DAC", "Left Playback", VT1602_PWR2, 8, 0),
+ */
+ /*
+ SND_SOC_DAPM_MICBIAS("Mic Bias", VT1602_PWR1, 1, 0),
+ SND_SOC_DAPM_ADC("Right ADC", "Right Capture", VT1602_PWR1, 2, 0),
+ SND_SOC_DAPM_ADC("Left ADC", "Left Capture", VT1602_PWR1, 3, 0),
+
+ SND_SOC_DAPM_MUX("Left PGA Mux", VT1602_PWR1, 5, 0,
+ &vt1602_left_pga_controls),
+ SND_SOC_DAPM_MUX("Right PGA Mux", VT1602_PWR1, 4, 0,
+ &vt1602_right_pga_controls),
+ */
+ SND_SOC_DAPM_MUX("Left Line Mux", SND_SOC_NOPM, 0, 0,
+ &vt1602_left_line_controls),
+ SND_SOC_DAPM_MUX("Right Line Mux", SND_SOC_NOPM, 0, 0,
+ &vt1602_right_line_controls),
+
+ SND_SOC_DAPM_MUX("Out3 Mux", SND_SOC_NOPM, 0, 0, &vt1602_out3_controls),
+ /*
+ SND_SOC_DAPM_PGA("Out 3", VT1602_PWR2, 1, 0, NULL, 0),
+ SND_SOC_DAPM_PGA("Mono Out 1", VT1602_PWR2, 2, 0, NULL, 0),
+ */
+
+ SND_SOC_DAPM_MUX("Differential Mux", SND_SOC_NOPM, 0, 0,
+ &vt1602_diffmux_controls),
+ SND_SOC_DAPM_MUX("Left ADC Mux", SND_SOC_NOPM, 0, 0,
+ &vt1602_monomux_controls),
+ SND_SOC_DAPM_MUX("Right ADC Mux", SND_SOC_NOPM, 0, 0,
+ &vt1602_monomux_controls),
+
+ SND_SOC_DAPM_OUTPUT("LOUT1"),
+ SND_SOC_DAPM_OUTPUT("ROUT1"),
+ SND_SOC_DAPM_OUTPUT("LOUT2"),
+ SND_SOC_DAPM_OUTPUT("ROUT2"),
+ SND_SOC_DAPM_OUTPUT("MONO1"),
+ SND_SOC_DAPM_OUTPUT("OUT3"),
+ SND_SOC_DAPM_OUTPUT("VREF"),
+
+ SND_SOC_DAPM_INPUT("LINPUT1"),
+ SND_SOC_DAPM_INPUT("LINPUT2"),
+ SND_SOC_DAPM_INPUT("LINPUT3"),
+ SND_SOC_DAPM_INPUT("RINPUT1"),
+ SND_SOC_DAPM_INPUT("RINPUT2"),
+ SND_SOC_DAPM_INPUT("RINPUT3"),
+};
+
+static const struct snd_soc_dapm_route audio_map[] = {
+ /* left mixer */
+ {"Left Mixer", "Playback Switch", "Left DAC"},
+ {"Left Mixer", "Left Bypass Switch", "Left Line Mux"},
+ {"Left Mixer", "Right Playback Switch", "Right DAC"},
+ {"Left Mixer", "Right Bypass Switch", "Right Line Mux"},
+
+ /* right mixer */
+ {"Right Mixer", "Left Playback Switch", "Left DAC"},
+ {"Right Mixer", "Left Bypass Switch", "Left Line Mux"},
+ {"Right Mixer", "Playback Switch", "Right DAC"},
+ {"Right Mixer", "Right Bypass Switch", "Right Line Mux"},
+
+ /* left out 1 */
+ {"Left Out 1", NULL, "Left Mixer"},
+ {"LOUT1", NULL, "Left Out 1"},
+
+ /* left out 2 */
+ {"Left Out 2", NULL, "Left Mixer"},
+ {"LOUT2", NULL, "Left Out 2"},
+
+ /* right out 1 */
+ {"Right Out 1", NULL, "Right Mixer"},
+ {"ROUT1", NULL, "Right Out 1"},
+
+ /* right out 2 */
+ {"Right Out 2", NULL, "Right Mixer"},
+ {"ROUT2", NULL, "Right Out 2"},
+
+ /* mono mixer */
+ {"Mono Mixer", "Left Playback Switch", "Left DAC"},
+ {"Mono Mixer", "Left Bypass Switch", "Left Line Mux"},
+ {"Mono Mixer", "Right Playback Switch", "Right DAC"},
+ {"Mono Mixer", "Right Bypass Switch", "Right Line Mux"},
+
+ /* mono out */
+ {"Mono Out 1", NULL, "Mono Mixer"},
+ {"MONO1", NULL, "Mono Out 1"},
+
+ /* out 3 */
+ {"Out3 Mux", "VREF", "VREF"},
+ {"Out3 Mux", "ROUT1 + Vol", "ROUT1"},
+ {"Out3 Mux", "ROUT1", "Right Mixer"},
+ {"Out3 Mux", "MonoOut", "MONO1"},
+ {"Out 3", NULL, "Out3 Mux"},
+ {"OUT3", NULL, "Out 3"},
+
+ /* Left Line Mux */
+ {"Left Line Mux", "Line 1", "LINPUT1"},
+ {"Left Line Mux", "Line 2", "LINPUT2"},
+ {"Left Line Mux", "Line 3", "LINPUT3"},
+ {"Left Line Mux", "PGA", "Left PGA Mux"},
+ {"Left Line Mux", "Differential", "Differential Mux"},
+
+ /* Right Line Mux */
+ {"Right Line Mux", "Line 1", "RINPUT1"},
+ {"Right Line Mux", "Line 2", "RINPUT2"},
+ {"Right Line Mux", "Line 3", "RINPUT3"},
+ {"Right Line Mux", "PGA", "Right PGA Mux"},
+ {"Right Line Mux", "Differential", "Differential Mux"},
+
+ /* Left PGA Mux */
+ {"Left PGA Mux", "Line 1", "LINPUT1"},
+ {"Left PGA Mux", "Line 2", "LINPUT2"},
+ {"Left PGA Mux", "Line 3", "LINPUT3"},
+ {"Left PGA Mux", "Differential", "Differential Mux"},
+
+ /* Right PGA Mux */
+ {"Right PGA Mux", "Line 1", "RINPUT1"},
+ {"Right PGA Mux", "Line 2", "RINPUT2"},
+ {"Right PGA Mux", "Line 3", "RINPUT3"},
+ {"Right PGA Mux", "Differential", "Differential Mux"},
+
+ /* Differential Mux */
+ {"Differential Mux", "Line 1", "LINPUT1"},
+ {"Differential Mux", "Line 1", "RINPUT1"},
+ {"Differential Mux", "Line 2", "LINPUT2"},
+ {"Differential Mux", "Line 2", "RINPUT2"},
+
+ /* Left ADC Mux */
+ {"Left ADC Mux", "Stereo", "Left PGA Mux"},
+ {"Left ADC Mux", "Mono (Left)", "Left PGA Mux"},
+ {"Left ADC Mux", "Digital Mono", "Left PGA Mux"},
+
+ /* Right ADC Mux */
+ {"Right ADC Mux", "Stereo", "Right PGA Mux"},
+ {"Right ADC Mux", "Mono (Right)", "Right PGA Mux"},
+ {"Right ADC Mux", "Digital Mono", "Right PGA Mux"},
+
+ /* ADC */
+ {"Left ADC", NULL, "Left ADC Mux"},
+ {"Right ADC", NULL, "Right ADC Mux"},
+};
+
+struct _coeff_div {
+ u32 mclk;
+ u32 rate;
+ u16 fs;
+ u8 sr:5;
+ u8 usb:1;
+};
+
+/* codec hifi mclk clock divider coefficients */
+static const struct _coeff_div coeff_div[] = {
+ /* 8k */
+ {12288000, 8000, 1536, 0x6, 0x0},
+
+ /* 11.025k */
+ {11289600, 11025, 1024, 0x18, 0x0},
+
+ /* 16k */
+ {12288000, 16000, 768, 0xa, 0x0},
+
+ /* 22.05k */
+ {11289600, 22050, 512, 0x1a, 0x0},
+
+ /* 32k */
+ {12288000, 32000, 384, 0xc, 0x0},
+
+ /* 44.1k */
+ {11289600, 44100, 256, 0x10, 0x0},
+
+ /* 48k */
+ {12288000, 48000, 256, 0x0, 0x0},
+
+ /* 88.2k */
+ {11289600, 88200, 128, 0x1e, 0x0},
+
+ /* 96k */
+ {12288000, 96000, 128, 0xe, 0x0},
+};
+
+static inline int get_coeff(int mclk, int rate)
+{
+ int i;
+
+ DBG_DETAIL("mclk=%d, rate=%d", mclk, rate);
+
+ for (i = 0; i < ARRAY_SIZE(coeff_div); i++) {
+ if (coeff_div[i].rate == rate && coeff_div[i].mclk == mclk)
+ return i;
+ }
+
+ printk(KERN_ERR "vt1602: could not get coeff for mclk %d @ rate %d\n",
+ mclk, rate);
+ return -EINVAL;
+}
+
+static int vt1602_pcm_hw_params(struct snd_pcm_substream *substream,
+ struct snd_pcm_hw_params *params, struct snd_soc_dai *dai)
+{
+ struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ struct snd_soc_codec *codec = rtd->codec;
+ u16 iface = snd_soc_read(codec, VT1602_IFACE) & 0x1f3;
+ //int coeff = get_coeff(vt1602->sysclk, params_rate(params));
+
+ DBG_DETAIL();
+
+ /* bit size */
+ switch (params_format(params)) {
+ case SNDRV_PCM_FORMAT_S16_LE:
+ break;
+ case SNDRV_PCM_FORMAT_S20_3LE:
+ iface |= 0x0004;
+ break;
+ case SNDRV_PCM_FORMAT_S24_LE:
+ iface |= 0x0008;
+ break;
+ case SNDRV_PCM_FORMAT_S32_LE:
+ iface |= 0x000c;
+ break;
+ }
+
+ /* set iface & srate */
+ snd_soc_write(codec, VT1602_IFACE, iface);
+
+ return 0;
+}
+
+static int vt1602_mute(struct snd_soc_dai *dai, int mute)
+{
+ struct snd_soc_codec *codec = dai->codec;
+ u16 mute_reg = snd_soc_read(codec, VT1602_ADCDAC) & 0xfff7;
+
+ DBG_DETAIL();
+
+ if (mute)
+ snd_soc_write(codec, VT1602_ADCDAC, mute_reg | 0x8);
+ else
+ snd_soc_write(codec, VT1602_ADCDAC, mute_reg);
+ return 0;
+}
+
+static int vt1602_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 vt1602_priv *vt1602 = snd_soc_codec_get_drvdata(codec);
+
+ DBG_DETAIL();
+
+ switch (freq) {
+ case 11289600:
+ case 12000000:
+ case 12288000:
+ case 16934400:
+ case 18432000:
+ vt1602->sysclk = freq;
+ return 0;
+ }
+ return -EINVAL;
+}
+
+static int vt1602_set_dai_fmt(struct snd_soc_dai *codec_dai,
+ unsigned int fmt)
+{
+ struct snd_soc_codec *codec = codec_dai->codec;
+ u16 iface = 0;
+
+ DBG_DETAIL();
+
+ /* set master/slave audio interface */
+ switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
+ case SND_SOC_DAIFMT_CBM_CFM:
+ iface = 0x0040;
+ break;
+ case SND_SOC_DAIFMT_CBS_CFS:
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ /* interface format */
+ switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
+ case SND_SOC_DAIFMT_I2S:
+ iface |= 0x0002;
+ break;
+ case SND_SOC_DAIFMT_RIGHT_J:
+ break;
+ case SND_SOC_DAIFMT_LEFT_J:
+ iface |= 0x0001;
+ break;
+ case SND_SOC_DAIFMT_DSP_A:
+ iface |= 0x0003;
+ break;
+ case SND_SOC_DAIFMT_DSP_B:
+ iface |= 0x0013;
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ /* clock inversion */
+ switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
+ case SND_SOC_DAIFMT_NB_NF:
+ break;
+ case SND_SOC_DAIFMT_IB_IF:
+ iface |= 0x0090;
+ break;
+ case SND_SOC_DAIFMT_IB_NF:
+ iface |= 0x0080;
+ break;
+ case SND_SOC_DAIFMT_NB_IF:
+ iface |= 0x0010;
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ snd_soc_write(codec, VT1602_IFACE, iface);
+ return 0;
+}
+
+static int vt1602_set_bias_level(struct snd_soc_codec *codec, enum snd_soc_bias_level level )
+{
+ DBG_DETAIL();
+
+ switch (level) {
+ case SND_SOC_BIAS_ON:
+ /* set vmid to 50k and unmute dac */
+ break;
+ case SND_SOC_BIAS_PREPARE:
+ /* set vmid to 5k for quick power up */
+ break;
+ case SND_SOC_BIAS_STANDBY:
+ /* mute dac and set vmid to 500k, enable VREF */
+ break;
+ case SND_SOC_BIAS_OFF:
+ break;
+ }
+ codec->dapm.bias_level = level;
+ return 0;
+}
+
+static void vt1602_work(struct work_struct *work)
+{
+ struct snd_soc_codec *codec =
+ container_of(work, struct snd_soc_codec, dapm.delayed_work.work);
+
+ DBG_DETAIL();
+
+ vt1602_set_bias_level(codec, codec->dapm.bias_level);
+}
+
+#define VT1602_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 VT1602_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE |\
+ SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_FLOAT)
+
+static const struct snd_soc_dai_ops vt1602_dai_ops = {
+ .hw_params = vt1602_pcm_hw_params,
+ .digital_mute = vt1602_mute,
+ .set_sysclk = vt1602_set_dai_sysclk,
+ .set_fmt = vt1602_set_dai_fmt,
+};
+
+struct snd_soc_dai_driver vt1602_dai = {
+ .name = "VT1602",
+ .playback = {
+ .stream_name = "Playback",
+ .channels_min = 1,
+ .channels_max = 2,
+ .rates = VT1602_RATES,
+ .formats = VT1602_FORMATS,},
+ .capture = {
+ .stream_name = "Capture",
+ .channels_min = 1,
+ .channels_max = 2,
+ .rates = VT1602_RATES,
+ .formats = VT1602_FORMATS,},
+ .ops = &vt1602_dai_ops,
+};
+
+static int vt1602_suspend(struct snd_soc_codec *codec)
+{
+ DBG_DETAIL();
+
+ vt1602_set_bias_level(codec, SND_SOC_BIAS_OFF);
+ return 0;
+}
+
+static int vt1602_resume(struct snd_soc_codec *codec)
+{
+ DBG_DETAIL();
+
+ snd_soc_cache_sync(codec);
+ vt1602_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
+
+ /* charge vt1602 caps */
+ if (codec->dapm.suspend_bias_level == SND_SOC_BIAS_ON) {
+ vt1602_set_bias_level(codec, SND_SOC_BIAS_PREPARE);
+ codec->dapm.bias_level = SND_SOC_BIAS_ON;
+ schedule_delayed_work(&codec->dapm.delayed_work,
+ msecs_to_jiffies(1000));
+ }
+
+ return 0;
+}
+
+static int wmt_vt1602_init(struct snd_soc_codec *codec)
+{
+ struct snd_soc_dapm_context *dapm = &codec->dapm;
+ int ret, reg;
+
+ DBG_DETAIL();
+
+ /* charge output caps */
+ vt1602_set_bias_level(codec, SND_SOC_BIAS_PREPARE);
+ codec->dapm.bias_level = SND_SOC_BIAS_STANDBY;
+ schedule_delayed_work(&codec->dapm.delayed_work, msecs_to_jiffies(1000));
+
+ /* set the update bits */
+ reg = snd_soc_read(codec, VT1602_LDAC);
+ snd_soc_write(codec, VT1602_LDAC, reg | 0x0100);
+ reg = snd_soc_read(codec, VT1602_RDAC);
+ snd_soc_write(codec, VT1602_RDAC, reg | 0x0100);
+ reg = snd_soc_read(codec, VT1602_LOUT1V);
+ snd_soc_write(codec, VT1602_LOUT1V, reg | 0x0100);
+ reg = snd_soc_read(codec, VT1602_ROUT1V);
+ snd_soc_write(codec, VT1602_ROUT1V, reg | 0x0100);
+ reg = snd_soc_read(codec, VT1602_LOUT2V);
+ snd_soc_write(codec, VT1602_LOUT2V, reg | 0x0100);
+ reg = snd_soc_read(codec, VT1602_ROUT2V);
+ snd_soc_write(codec, VT1602_ROUT2V, reg | 0x0100);
+ reg = snd_soc_read(codec, VT1602_LINVOL);
+ snd_soc_write(codec, VT1602_LINVOL, reg | 0x0100);
+ reg = snd_soc_read(codec, VT1602_RINVOL);
+ snd_soc_write(codec, VT1602_RINVOL, reg | 0x0100);
+ reg = snd_soc_read(codec, VT1602_LOUTM1);
+ snd_soc_write(codec, VT1602_LOUTM1, reg);
+ reg = snd_soc_read(codec, VT1602_LOUTM2);
+ snd_soc_write(codec, VT1602_LOUTM2, reg);
+ reg = snd_soc_read(codec, VT1602_ROUTM1);
+ snd_soc_write(codec, VT1602_ROUTM1, reg);
+ reg = snd_soc_read(codec, VT1602_ROUTM2);
+ snd_soc_write(codec, VT1602_ROUTM2, reg);
+ snd_soc_write(codec, VT1602_PWR1, 0x1FE);
+ snd_soc_write(codec, VT1602_PWR2, 0x1E0);
+ snd_soc_write(codec, VT1602_LADCIN, 0x020);
+ snd_soc_write(codec, VT1602_RADCIN, 0x020);
+ snd_soc_write(codec, VT1602_ADCTL3, 0x040);
+
+ ret = snd_soc_add_codec_controls(codec, vt1602_snd_controls,
+ ARRAY_SIZE(vt1602_snd_controls));
+ if (ret) {
+ info("snd_soc_add_codec_controls fail");
+ return ret;
+ }
+
+ ret = snd_soc_dapm_new_controls(dapm, vt1602_dapm_widgets,
+ ARRAY_SIZE(vt1602_dapm_widgets));
+ if (ret) {
+ info("snd_soc_dapm_new_controls fail");
+ return ret;
+ }
+
+ ret = snd_soc_dapm_add_routes(dapm, audio_map,
+ ARRAY_SIZE(audio_map));
+ if (ret) {
+ info("snd_soc_dapm_add_routes fail");
+ return 0;
+ }
+
+ return ret;
+}
+
+static int vt1602_probe(struct snd_soc_codec *codec)
+{
+ struct vt1602_priv *vt1602 = snd_soc_codec_get_drvdata(codec);
+ int ret;
+
+ pr_info("VT1602 Audio Codec %s\n", VT1602_VERSION);
+
+ ret = snd_soc_codec_set_cache_io(codec, 7, 9, vt1602->control_type);
+ if (ret < 0) {
+ dev_err(codec->dev, "Failed to set cache I/O: %d\n", ret);
+ return ret;
+ }
+
+ ret = vt1602_reset(codec);
+ if (ret < 0) {
+ dev_err(codec->dev, "Failed to issue reset: %d\n", ret);
+ return ret;
+ }
+
+ INIT_DELAYED_WORK(&codec->dapm.delayed_work, vt1602_work);
+
+ ret = wmt_vt1602_init(codec);
+ if (ret)
+ info("vt1602_probe fail");
+ return ret;
+}
+
+/*
+ * This function forces any delayed work to be queued and run.
+ */
+static int run_delayed_work(struct delayed_work *dwork)
+{
+ int ret;
+
+ DBG_DETAIL();
+
+ /* cancel any work waiting to be queued. */
+ ret = cancel_delayed_work(dwork);
+
+ /* if there was any work waiting then we run it now and
+ * wait for it's completion */
+ if (ret) {
+ schedule_delayed_work(dwork, 0);
+ flush_scheduled_work();
+ }
+ return ret;
+}
+
+/* remove everything here */
+static int vt1602_remove(struct snd_soc_codec *codec)
+{
+ DBG_DETAIL();
+
+ vt1602_set_bias_level(codec, SND_SOC_BIAS_OFF);
+ run_delayed_work(&codec->dapm.delayed_work);
+
+ return 0;
+}
+
+static struct snd_soc_codec_driver soc_codec_dev_vt1602 = {
+ .probe = vt1602_probe,
+ .remove = vt1602_remove,
+ .suspend = vt1602_suspend,
+ .resume = vt1602_resume,
+ .set_bias_level = vt1602_set_bias_level,
+ .reg_cache_size = ARRAY_SIZE(vt1602_reg),
+ .reg_word_size = sizeof(u16),
+ .reg_cache_default = vt1602_reg,
+
+ /*.controls = vt1602_snd_controls,
+ .num_controls = ARRAY_SIZE(vt1602_snd_controls),
+ .dapm_widgets = vt1602_dapm_widgets,
+ .num_dapm_widgets = ARRAY_SIZE(vt1602_dapm_widgets),
+ .dapm_routes = audio_map,
+ .num_dapm_routes = ARRAY_SIZE(audio_map),*/
+};
+
+#if defined (CONFIG_I2C) || defined (CONFIG_I2C_MODULE)
+static int __devinit vt1602_i2c_probe(struct i2c_client *i2c,
+ const struct i2c_device_id *id)
+{
+ struct vt1602_priv *vt1602;
+ int ret;
+
+ DBG_DETAIL();
+
+ vt1602 = devm_kzalloc(&i2c->dev, sizeof(struct vt1602_priv), GFP_KERNEL);
+ if (vt1602 == NULL) {
+ info("vt1602_i2c_probe kzalloc fail");
+ return -ENOMEM;
+ }
+
+ i2c_set_clientdata(i2c, vt1602);
+ vt1602->control_type = SND_SOC_I2C;
+
+ ret = snd_soc_register_codec(&i2c->dev,
+ &soc_codec_dev_vt1602, &vt1602_dai, 1);
+
+ return ret;
+}
+
+static int __devexit vt1602_i2c_remove(struct i2c_client *client)
+{
+ DBG_DETAIL();
+
+ snd_soc_unregister_codec(&client->dev);
+
+ return 0;
+}
+
+static const struct i2c_device_id vt1602_i2c_id[] = {
+ { "vt1602", 1},
+ { }
+};
+MODULE_DEVICE_TABLE(i2c, vt1602_i2c_id);
+
+/* corgi i2c codec control layer */
+static struct i2c_driver vt1602_i2c_driver = {
+ .driver = {
+ .name = "vt1602",
+ .owner = THIS_MODULE,
+ },
+ .probe = vt1602_i2c_probe,
+ .remove = __devexit_p(vt1602_i2c_remove),
+ .id_table = vt1602_i2c_id,
+};
+#endif
+
+static struct i2c_board_info __initdata wmt_vt1602_board_info[] = {
+ {
+ I2C_BOARD_INFO("vt1602", 0x1a),
+ },
+};
+
+static int __init vt1602_modinit(void)
+{
+ char buf[80];
+ int varlen = 80;
+ int ret = 0;
+ char codec_name[6];
+ struct i2c_adapter *adapter = NULL;
+
+ DBG_DETAIL();
+
+ ret = wmt_getsyspara("wmt.audio.i2s", buf, &varlen);
+
+ if (ret == 0) {
+ sscanf(buf, "%6s", codec_name);
+
+ if (strcmp(codec_name, "vt1602")) {
+ info("vt1602 string not found");
+ return -EINVAL;
+ }
+ }
+
+#if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE)
+ /*i2c_register_board_info(1, wmt_vt1602_board_info,
+ ARRAY_SIZE(wmt_vt1602_board_info));*/
+
+ adapter = i2c_get_adapter(1);
+ if (adapter == NULL) {
+ err("can not get i2c adapter, client address error");
+ return -ENODEV;
+ }
+
+ if (i2c_new_device(adapter, wmt_vt1602_board_info) == NULL) {
+ err("allocate i2c client failed");
+ return -ENOMEM;
+ }
+
+ i2c_put_adapter(adapter);
+
+ ret = i2c_add_driver(&vt1602_i2c_driver);
+ if (ret) {
+ info("i2c_add_driver fail");
+ }
+#endif
+
+ return ret;
+}
+module_init(vt1602_modinit);
+
+static void __exit vt1602_exit(void)
+{
+ DBG_DETAIL();
+
+#if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE)
+ i2c_del_driver(&vt1602_i2c_driver);
+#endif
+}
+module_exit(vt1602_exit);
+
+MODULE_DESCRIPTION("WMT [ALSA SoC] driver");
+MODULE_AUTHOR("WonderMedia Technologies, Inc.");
+MODULE_LICENSE("GPL");
diff --git a/ANDROID_3.4.5/sound/soc/codecs/wmt_vt1602.h b/ANDROID_3.4.5/sound/soc/codecs/wmt_vt1602.h
new file mode 100755
index 00000000..718c822a
--- /dev/null
+++ b/ANDROID_3.4.5/sound/soc/codecs/wmt_vt1602.h
@@ -0,0 +1,67 @@
+/*++
+ * linux/sound/soc/codecs/wmt_vt1602.h
+ * WonderMedia I2S audio driver for ALSA
+ *
+ * Copyright c 2010 WonderMedia Technologies, Inc.
+ *
+ * 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, see .
+ *
+ * WonderMedia Technologies, Inc.
+ * 4F, 533, Chung-Cheng Road, Hsin-Tien, Taipei 231, R.O.C
+--*/
+
+
+#ifndef _VT1602_H
+#define _VT1602_H
+
+/* VT1602 register space */
+
+#define VT1602_LINVOL 0x00
+#define VT1602_RINVOL 0x01
+#define VT1602_LOUT1V 0x02
+#define VT1602_ROUT1V 0x03
+#define VT1602_ADCDAC 0x05
+#define VT1602_IFACE 0x07
+#define VT1602_SRATE 0x08
+#define VT1602_LDAC 0x0a
+#define VT1602_RDAC 0x0b
+#define VT1602_BASS 0x0c
+#define VT1602_TREBLE 0x0d
+#define VT1602_RESET 0x0f
+#define VT1602_3D 0x10
+#define VT1602_ALC1 0x11
+#define VT1602_ALC2 0x12
+#define VT1602_ALC3 0x13
+#define VT1602_NGATE 0x14
+#define VT1602_LADC 0x15
+#define VT1602_RADC 0x16
+#define VT1602_ADCTL1 0x17
+#define VT1602_ADCTL2 0x18
+#define VT1602_PWR1 0x19
+#define VT1602_PWR2 0x1a
+#define VT1602_ADCTL3 0x1b
+#define VT1602_ADCIN 0x1f
+#define VT1602_LADCIN 0x20
+#define VT1602_RADCIN 0x21
+#define VT1602_LOUTM1 0x22
+#define VT1602_LOUTM2 0x23
+#define VT1602_ROUTM1 0x24
+#define VT1602_ROUTM2 0x25
+#define VT1602_MOUTM1 0x26
+#define VT1602_MOUTM2 0x27
+#define VT1602_LOUT2V 0x28
+#define VT1602_ROUT2V 0x29
+#define VT1602_MOUTV 0x2a
+
+#endif
--
cgit