Merge tag 'asoc-3.4' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound into topic/asoc

A few more ASoC updates, the main one is the move of the audmux driver
from arch/arm into sound/soc.  There's also some general driver specific
tweaks and fixes.

18 files changed, 687 insertions, 185 deletions

diff --git a/sound/soc/codecs/wm8804.c b/sound/soc/codecs/wm8804.c
index 7ee8dcf1fe32..6bd1b767b138 100644
--- a/sound/soc/codecs/wm8804.c
+++ b/sound/soc/codecs/wm8804.c
@@ -755,6 +755,12 @@ static __devinit int wm8804_i2c_probe(struct i2c_client *i2c,
         if (!wm8804)
                 return -ENOMEM;
 
+        wm8804->regmap = regmap_init_i2c(i2c, &wm8804_regmap_config);
+        if (IS_ERR(wm8804->regmap)) {
+                ret = PTR_ERR(wm8804->regmap);
+                return ret;
+        }
+
         i2c_set_clientdata(i2c, wm8804);
 
         ret = snd_soc_register_codec(&i2c->dev,
diff --git a/sound/soc/codecs/wm8962.c b/sound/soc/codecs/wm8962.c
index 445d2090661c..5bcb350bacc1 100644
--- a/sound/soc/codecs/wm8962.c
+++ b/sound/soc/codecs/wm8962.c
@@ -116,11 +116,11 @@ static struct reg_default wm8962_reg[] = {
         { 1, 0x049F },   /* R1     - Right Input volume */
         { 2, 0x0000 },   /* R2     - HPOUTL volume */
         { 3, 0x0000 },   /* R3     - HPOUTR volume */
-        { 4, 0x0020 },   /* R4     - Clocking1 */
+
         { 5, 0x0018 },   /* R5     - ADC & DAC Control 1 */
         { 6, 0x2008 },   /* R6     - ADC & DAC Control 2 */
         { 7, 0x000A },   /* R7     - Audio Interface 0 */
-        { 8, 0x01E4 },   /* R8     - Clocking2 */
+
         { 9, 0x0300 },   /* R9     - Audio Interface 1 */
         { 10, 0x00C0 },  /* R10    - Left DAC volume */
         { 11, 0x00C0 },  /* R11    - Right DAC volume */
@@ -129,7 +129,7 @@ static struct reg_default wm8962_reg[] = {
         { 15, 0x6243 },   /* R15    - Software Reset */
 
         { 17, 0x007B },   /* R17    - ALC1 */
-        { 18, 0x0000 },   /* R18    - ALC2 */
+
         { 19, 0x1C32 },   /* R19    - ALC3 */
         { 20, 0x3200 },   /* R20    - Noise Gate */
         { 21, 0x00C0 },   /* R21    - Left ADC volume */
@@ -153,10 +153,6 @@ static struct reg_default wm8962_reg[] = {
         { 40, 0x0000 },   /* R40    - SPKOUTL volume */
         { 41, 0x0000 },   /* R41    - SPKOUTR volume */
 
-        { 47, 0x0000 },   /* R47    - Thermal Shutdown Status */
-        { 48, 0x8027 },   /* R48    - Additional Control (4) */
-        { 49, 0x0010 },   /* R49    - Class D Control 1 */
-
         { 51, 0x0003 },   /* R51    - Class D Control 2 */
 
         { 56, 0x0506 },   /* R56    - Clocking 4 */
@@ -168,8 +164,6 @@ static struct reg_default wm8962_reg[] = {
 
         { 64, 0x0810 },   /* R64    - DC Servo 4 */
 
-        { 66, 0x0000 },   /* R66    - DC Servo 6 */
-
         { 68, 0x001B },   /* R68    - Analogue PGA Bias */
         { 69, 0x0000 },   /* R69    - Analogue HP 0 */
 
@@ -302,9 +296,6 @@ static struct reg_default wm8962_reg[] = {
         { 516, 0x8100 },   /* R516   - GPIO 5 */
         { 517, 0x8100 },   /* R517   - GPIO 6 */
 
-        { 560, 0x0000 },   /* R560   - Interrupt Status 1 */
-        { 561, 0x0000 },   /* R561   - Interrupt Status 2 */
-
         { 568, 0x0030 },   /* R568   - Interrupt Status 1 Mask */
         { 569, 0xFFED },   /* R569   - Interrupt Status 2 Mask */
 
@@ -316,8 +307,6 @@ static struct reg_default wm8962_reg[] = {
 
         { 768, 0x1C00 },   /* R768   - DSP2 Power Management */
 
-        { 1037, 0x0000 },   /* R1037  - DSP2_ExecControl */
-
         { 8192, 0x0000 },   /* R8192  - DSP2 Instruction RAM 0 */
 
         { 9216, 0x0030 },   /* R9216  - DSP2 Address RAM 2 */
@@ -3673,7 +3662,6 @@ static __devinit int wm8962_i2c_probe(struct i2c_client *i2c,
                                 ret);
         }
 
-        pm_runtime_set_active(&i2c->dev);
         pm_runtime_enable(&i2c->dev);
         pm_request_idle(&i2c->dev);
 
diff --git a/sound/soc/codecs/wm8994.c b/sound/soc/codecs/wm8994.c
index 2417ef9316ed..bc12d097ef0d 100644
--- a/sound/soc/codecs/wm8994.c
+++ b/sound/soc/codecs/wm8994.c
@@ -685,8 +685,6 @@ SOC_SINGLE_TLV("MIXINL IN1RP Boost Volume", WM8994_INPUT_MIXER_1, 8, 1, 0,
 static void wm1811_jackdet_set_mode(struct snd_soc_codec *codec, u16 mode)
 {
         struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
-        u16 old = snd_soc_read(codec, WM8994_ANTIPOP_2)
-                & WM1811_JACKDET_MODE_MASK;
 
         if (!wm8994->jackdet || !wm8994->jack_cb)
                 return;
@@ -694,28 +692,17 @@ static void wm1811_jackdet_set_mode(struct snd_soc_codec *codec, u16 mode)
         if (wm8994->active_refcount)
                 mode = WM1811_JACKDET_MODE_AUDIO;
 
-        if (mode == old)
+        if (mode == wm8994->jackdet_mode)
                 return;
 
-        snd_soc_update_bits(codec, WM8994_ANTIPOP_2,
-                            WM1811_JACKDET_MODE_MASK, mode);
-
-        switch (mode) {
-        case WM1811_JACKDET_MODE_MIC:
-        case WM1811_JACKDET_MODE_AUDIO:
-                switch (old) {
-                case WM1811_JACKDET_MODE_MIC:
-                case WM1811_JACKDET_MODE_AUDIO:
-                        break;
-                default:
-                        msleep(2);
-                        break;
-                }
+        wm8994->jackdet_mode = mode;
 
-        default:
-                break;
-        }
+        /* Always use audio mode to detect while the system is active */
+        if (mode != WM1811_JACKDET_MODE_NONE)
+                mode = WM1811_JACKDET_MODE_AUDIO;
 
+        snd_soc_update_bits(codec, WM8994_ANTIPOP_2,
+                            WM1811_JACKDET_MODE_MASK, mode);
 }
 
 static void active_reference(struct snd_soc_codec *codec)
@@ -2749,7 +2736,7 @@ static struct snd_soc_dai_driver wm8994_dai[] = {
 };
 
 #ifdef CONFIG_PM
-static int wm8994_suspend(struct snd_soc_codec *codec)
+static int wm8994_codec_suspend(struct snd_soc_codec *codec)
 {
         struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
         struct wm8994 *control = wm8994->wm8994;
@@ -2783,7 +2770,7 @@ static int wm8994_suspend(struct snd_soc_codec *codec)
         return 0;
 }
 
-static int wm8994_resume(struct snd_soc_codec *codec)
+static int wm8994_codec_resume(struct snd_soc_codec *codec)
 {
         struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
         struct wm8994 *control = wm8994->wm8994;
@@ -2842,8 +2829,8 @@ static int wm8994_resume(struct snd_soc_codec *codec)
         return 0;
 }
 #else
-#define wm8994_suspend NULL
-#define wm8994_resume NULL
+#define wm8994_codec_suspend NULL
+#define wm8994_codec_resume NULL
 #endif
 
 static void wm8994_handle_retune_mobile_pdata(struct wm8994_priv *wm8994)
@@ -3955,8 +3942,8 @@ static int  wm8994_codec_remove(struct snd_soc_codec *codec)
 static struct snd_soc_codec_driver soc_codec_dev_wm8994 = {
         .probe =        wm8994_codec_probe,
         .remove =       wm8994_codec_remove,
-        .suspend =      wm8994_suspend,
-        .resume =       wm8994_resume,
+        .suspend =      wm8994_codec_suspend,
+        .resume =       wm8994_codec_resume,
         .set_bias_level = wm8994_set_bias_level,
 };
 
@@ -3983,11 +3970,43 @@ static int __devexit wm8994_remove(struct platform_device *pdev)
         return 0;
 }
 
+#ifdef CONFIG_PM_SLEEP
+static int wm8994_suspend(struct device *dev)
+{
+        struct wm8994_priv *wm8994 = dev_get_drvdata(dev);
+
+        /* Drop down to power saving mode when system is suspended */
+        if (wm8994->jackdet && !wm8994->active_refcount)
+                regmap_update_bits(wm8994->wm8994->regmap, WM8994_ANTIPOP_2,
+                                   WM1811_JACKDET_MODE_MASK,
+                                   wm8994->jackdet_mode);
+
+        return 0;
+}
+
+static int wm8994_resume(struct device *dev)
+{
+        struct wm8994_priv *wm8994 = dev_get_drvdata(dev);
+
+        if (wm8994->jackdet && wm8994->jack_cb)
+                regmap_update_bits(wm8994->wm8994->regmap, WM8994_ANTIPOP_2,
+                                   WM1811_JACKDET_MODE_MASK,
+                                   WM1811_JACKDET_MODE_AUDIO);
+
+        return 0;
+}
+#endif
+
+static const struct dev_pm_ops wm8994_pm_ops = {
+        SET_SYSTEM_SLEEP_PM_OPS(wm8994_suspend, wm8994_resume)
+};
+
 static struct platform_driver wm8994_codec_driver = {
         .driver = {
-                   .name = "wm8994-codec",
-                   .owner = THIS_MODULE,
-                   },
+                .name = "wm8994-codec",
+                .owner = THIS_MODULE,
+                .pm = &wm8994_pm_ops,
+        },
         .probe = wm8994_probe,
         .remove = __devexit_p(wm8994_remove),
 };
diff --git a/sound/soc/codecs/wm8994.h b/sound/soc/codecs/wm8994.h
index f996d14766d9..2f4d2d12a452 100644
--- a/sound/soc/codecs/wm8994.h
+++ b/sound/soc/codecs/wm8994.h
@@ -122,6 +122,7 @@ struct wm8994_priv {
         bool jack_mic;
         int btn_mask;
         bool jackdet;
+        int jackdet_mode;
 
         wm8958_micdet_cb jack_cb;
         void *jack_cb_data;
diff --git a/sound/soc/imx/Kconfig b/sound/soc/imx/Kconfig
index aa4294bf49b2..810acaa09009 100644
--- a/sound/soc/imx/Kconfig
+++ b/sound/soc/imx/Kconfig
@@ -8,19 +8,32 @@ menuconfig SND_IMX_SOC
 
 if SND_IMX_SOC
 
+config SND_SOC_IMX_SSI
+        tristate
+
+config SND_SOC_IMX_PCM
+        tristate
+
 config SND_MXC_SOC_FIQ
-        select FIQ
         tristate
+        select FIQ
+        select SND_SOC_IMX_PCM
 
 config SND_MXC_SOC_MX2
         select SND_SOC_DMAENGINE_PCM
         tristate
+        select SND_SOC_IMX_PCM
+
+config SND_SOC_IMX_AUDMUX
+        tristate
 
 config SND_MXC_SOC_WM1133_EV1
         tristate "Audio on the the i.MX31ADS with WM1133-EV1 fitted"
         depends on MACH_MX31ADS_WM1133_EV1 && EXPERIMENTAL
         select SND_SOC_WM8350
         select SND_MXC_SOC_FIQ
+        select SND_SOC_IMX_AUDMUX
+        select SND_SOC_IMX_SSI
         help
           Enable support for audio on the i.MX31ADS with the WM1133-EV1
           PMIC board with WM8835x fitted.
@@ -30,6 +43,8 @@ config SND_SOC_MX27VIS_AIC32X4
         depends on MACH_IMX27_VISSTRIM_M10 && I2C
         select SND_SOC_TLV320AIC32X4
         select SND_MXC_SOC_MX2
+        select SND_SOC_IMX_AUDMUX
+        select SND_SOC_IMX_SSI
         help
           Say Y if you want to add support for SoC audio on Visstrim SM10
           board with TLV320AIC32X4 codec.
@@ -40,6 +55,8 @@ config SND_SOC_PHYCORE_AC97
         select SND_SOC_AC97_BUS
         select SND_SOC_WM9712
         select SND_MXC_SOC_FIQ
+        select SND_SOC_IMX_AUDMUX
+        select SND_SOC_IMX_SSI
         help
           Say Y if you want to add support for SoC audio on Phytec phyCORE
           and phyCARD boards in AC97 mode
@@ -53,6 +70,8 @@ config SND_SOC_EUKREA_TLV320
         depends on I2C
         select SND_SOC_TLV320AIC23
         select SND_MXC_SOC_FIQ
+        select SND_SOC_IMX_AUDMUX
+        select SND_SOC_IMX_SSI
         help
           Enable I2S based access to the TLV320AIC23B codec attached
           to the SSI interface
diff --git a/sound/soc/imx/Makefile b/sound/soc/imx/Makefile
index d6d609ba7e24..f5db3e92d0d1 100644
--- a/sound/soc/imx/Makefile
+++ b/sound/soc/imx/Makefile
@@ -1,11 +1,14 @@
 # i.MX Platform Support
-snd-soc-imx-objs := imx-ssi.o
-snd-soc-imx-fiq-objs := imx-pcm-fiq.o
-snd-soc-imx-mx2-objs := imx-pcm-dma-mx2.o
+snd-soc-imx-ssi-objs := imx-ssi.o
+snd-soc-imx-audmux-objs := imx-audmux.o
 
-obj-$(CONFIG_SND_IMX_SOC) += snd-soc-imx.o
-obj-$(CONFIG_SND_MXC_SOC_FIQ) += snd-soc-imx-fiq.o
-obj-$(CONFIG_SND_MXC_SOC_MX2) += snd-soc-imx-mx2.o
+obj-$(CONFIG_SND_SOC_IMX_SSI) += snd-soc-imx-ssi.o
+obj-$(CONFIG_SND_SOC_IMX_AUDMUX) += snd-soc-imx-audmux.o
+
+obj-$(CONFIG_SND_SOC_IMX_PCM) += snd-soc-imx-pcm.o
+snd-soc-imx-pcm-y := imx-pcm.o
+snd-soc-imx-pcm-$(CONFIG_SND_MXC_SOC_FIQ) += imx-pcm-fiq.o
+snd-soc-imx-pcm-$(CONFIG_SND_MXC_SOC_MX2) += imx-pcm-dma-mx2.o
 
 # i.MX Machine Support
 snd-soc-eukrea-tlv320-objs := eukrea-tlv320.o
diff --git a/sound/soc/imx/eukrea-tlv320.c b/sound/soc/imx/eukrea-tlv320.c
index 1c1fdd10f73f..7d4475cfdb24 100644
--- a/sound/soc/imx/eukrea-tlv320.c
+++ b/sound/soc/imx/eukrea-tlv320.c
@@ -26,6 +26,7 @@
 
 #include "../codecs/tlv320aic23.h"
 #include "imx-ssi.h"
+#include "imx-audmux.h"
 
 #define CODEC_CLOCK 12000000
 
@@ -97,12 +98,43 @@ static struct platform_device *eukrea_tlv320_snd_device;
 static int __init eukrea_tlv320_init(void)
 {
         int ret;
-
-        if (!machine_is_eukrea_cpuimx27() && !machine_is_eukrea_cpuimx25sd()
-                && !machine_is_eukrea_cpuimx35sd()
-                && !machine_is_eukrea_cpuimx51sd())
+        int int_port = 0, ext_port;
+
+        if (machine_is_eukrea_cpuimx27()) {
+                imx_audmux_v1_configure_port(MX27_AUDMUX_HPCR1_SSI0,
+                        IMX_AUDMUX_V1_PCR_SYN |
+                        IMX_AUDMUX_V1_PCR_TFSDIR |
+                        IMX_AUDMUX_V1_PCR_TCLKDIR |
+                        IMX_AUDMUX_V1_PCR_RFSDIR |
+                        IMX_AUDMUX_V1_PCR_RCLKDIR |
+                        IMX_AUDMUX_V1_PCR_TFCSEL(MX27_AUDMUX_HPCR3_SSI_PINS_4) |
+                        IMX_AUDMUX_V1_PCR_RFCSEL(MX27_AUDMUX_HPCR3_SSI_PINS_4) |
+                        IMX_AUDMUX_V1_PCR_RXDSEL(MX27_AUDMUX_HPCR3_SSI_PINS_4)
+                );
+                imx_audmux_v1_configure_port(MX27_AUDMUX_HPCR3_SSI_PINS_4,
+                        IMX_AUDMUX_V1_PCR_SYN |
+                        IMX_AUDMUX_V1_PCR_RXDSEL(MX27_AUDMUX_HPCR1_SSI0)
+                );
+        } else if (machine_is_eukrea_cpuimx25sd() ||
+                   machine_is_eukrea_cpuimx35sd() ||
+                   machine_is_eukrea_cpuimx51sd()) {
+                ext_port = machine_is_eukrea_cpuimx25sd() ? 4 : 3;
+                imx_audmux_v2_configure_port(int_port,
+                        IMX_AUDMUX_V2_PTCR_SYN |
+                        IMX_AUDMUX_V2_PTCR_TFSDIR |
+                        IMX_AUDMUX_V2_PTCR_TFSEL(ext_port) |
+                        IMX_AUDMUX_V2_PTCR_TCLKDIR |
+                        IMX_AUDMUX_V2_PTCR_TCSEL(ext_port),
+                        IMX_AUDMUX_V2_PDCR_RXDSEL(ext_port)
+                );
+                imx_audmux_v2_configure_port(ext_port,
+                        IMX_AUDMUX_V2_PTCR_SYN,
+                        IMX_AUDMUX_V2_PDCR_RXDSEL(int_port)
+                );
+        } else {
                 /* return happy. We might run on a totally different machine */
                 return 0;
+        }
 
         eukrea_tlv320_snd_device = platform_device_alloc("soc-audio", -1);
         if (!eukrea_tlv320_snd_device)
diff --git a/sound/soc/imx/imx-audmux.c b/sound/soc/imx/imx-audmux.c
new file mode 100644
index 000000000000..b83699d905bb
--- /dev/null
+++ b/sound/soc/imx/imx-audmux.c
@@ -0,0 +1,314 @@
+/*
+ * Copyright 2012 Freescale Semiconductor, Inc.
+ * Copyright 2012 Linaro Ltd.
+ * Copyright 2009 Pengutronix, Sascha Hauer <s.hauer@pengutronix.de>
+ *
+ * Initial development of this code was funded by
+ * Phytec Messtechnik GmbH, http://www.phytec.de
+ *
+ * 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.
+ */
+
+#include <linux/clk.h>
+#include <linux/debugfs.h>
+#include <linux/err.h>
+#include <linux/io.h>
+#include <linux/module.h>
+#include <linux/of.h>
+#include <linux/of_device.h>
+#include <linux/platform_device.h>
+#include <linux/slab.h>
+
+#include "imx-audmux.h"
+
+#define DRIVER_NAME "imx-audmux"
+
+static struct clk *audmux_clk;
+static void __iomem *audmux_base;
+
+#define IMX_AUDMUX_V2_PTCR(x)           ((x) * 8)
+#define IMX_AUDMUX_V2_PDCR(x)           ((x) * 8 + 4)
+
+#ifdef CONFIG_DEBUG_FS
+static struct dentry *audmux_debugfs_root;
+
+static int audmux_open_file(struct inode *inode, struct file *file)
+{
+        file->private_data = inode->i_private;
+        return 0;
+}
+
+/* There is an annoying discontinuity in the SSI numbering with regard
+ * to the Linux number of the devices */
+static const char *audmux_port_string(int port)
+{
+        switch (port) {
+        case MX31_AUDMUX_PORT1_SSI0:
+                return "imx-ssi.0";
+        case MX31_AUDMUX_PORT2_SSI1:
+                return "imx-ssi.1";
+        case MX31_AUDMUX_PORT3_SSI_PINS_3:
+                return "SSI3";
+        case MX31_AUDMUX_PORT4_SSI_PINS_4:
+                return "SSI4";
+        case MX31_AUDMUX_PORT5_SSI_PINS_5:
+                return "SSI5";
+        case MX31_AUDMUX_PORT6_SSI_PINS_6:
+                return "SSI6";
+        default:
+                return "UNKNOWN";
+        }
+}
+
+static ssize_t audmux_read_file(struct file *file, char __user *user_buf,
+                                size_t count, loff_t *ppos)
+{
+        ssize_t ret;
+        char *buf = kmalloc(PAGE_SIZE, GFP_KERNEL);
+        int port = (int)file->private_data;
+        u32 pdcr, ptcr;
+
+        if (!buf)
+                return -ENOMEM;
+
+        if (audmux_clk)
+                clk_enable(audmux_clk);
+
+        ptcr = readl(audmux_base + IMX_AUDMUX_V2_PTCR(port));
+        pdcr = readl(audmux_base + IMX_AUDMUX_V2_PDCR(port));
+
+        if (audmux_clk)
+                clk_disable(audmux_clk);
+
+        ret = snprintf(buf, PAGE_SIZE, "PDCR: %08x\nPTCR: %08x\n",
+                       pdcr, ptcr);
+
+        if (ptcr & IMX_AUDMUX_V2_PTCR_TFSDIR)
+                ret += snprintf(buf + ret, PAGE_SIZE - ret,
+                                "TxFS output from %s, ",
+                                audmux_port_string((ptcr >> 27) & 0x7));
+        else
+                ret += snprintf(buf + ret, PAGE_SIZE - ret,
+                                "TxFS input, ");
+
+        if (ptcr & IMX_AUDMUX_V2_PTCR_TCLKDIR)
+                ret += snprintf(buf + ret, PAGE_SIZE - ret,
+                                "TxClk output from %s",
+                                audmux_port_string((ptcr >> 22) & 0x7));
+        else
+                ret += snprintf(buf + ret, PAGE_SIZE - ret,
+                                "TxClk input");
+
+        ret += snprintf(buf + ret, PAGE_SIZE - ret, "\n");
+
+        if (ptcr & IMX_AUDMUX_V2_PTCR_SYN) {
+                ret += snprintf(buf + ret, PAGE_SIZE - ret,
+                                "Port is symmetric");
+        } else {
+                if (ptcr & IMX_AUDMUX_V2_PTCR_RFSDIR)
+                        ret += snprintf(buf + ret, PAGE_SIZE - ret,
+                                        "RxFS output from %s, ",
+                                        audmux_port_string((ptcr >> 17) & 0x7));
+                else
+                        ret += snprintf(buf + ret, PAGE_SIZE - ret,
+                                        "RxFS input, ");
+
+                if (ptcr & IMX_AUDMUX_V2_PTCR_RCLKDIR)
+                        ret += snprintf(buf + ret, PAGE_SIZE - ret,
+                                        "RxClk output from %s",
+                                        audmux_port_string((ptcr >> 12) & 0x7));
+                else
+                        ret += snprintf(buf + ret, PAGE_SIZE - ret,
+                                        "RxClk input");
+        }
+
+        ret += snprintf(buf + ret, PAGE_SIZE - ret,
+                        "\nData received from %s\n",
+                        audmux_port_string((pdcr >> 13) & 0x7));
+
+        ret = simple_read_from_buffer(user_buf, count, ppos, buf, ret);
+
+        kfree(buf);
+
+        return ret;
+}
+
+static const struct file_operations audmux_debugfs_fops = {
+        .open = audmux_open_file,
+        .read = audmux_read_file,
+        .llseek = default_llseek,
+};
+
+static void __init audmux_debugfs_init(void)
+{
+        int i;
+        char buf[20];
+
+        audmux_debugfs_root = debugfs_create_dir("audmux", NULL);
+        if (!audmux_debugfs_root) {
+                pr_warning("Failed to create AUDMUX debugfs root\n");
+                return;
+        }
+
+        for (i = 1; i < 8; i++) {
+                snprintf(buf, sizeof(buf), "ssi%d", i);
+                if (!debugfs_create_file(buf, 0444, audmux_debugfs_root,
+                                         (void *)i, &audmux_debugfs_fops))
+                        pr_warning("Failed to create AUDMUX port %d debugfs file\n",
+                                   i);
+        }
+}
+
+static void __exit audmux_debugfs_remove(void)
+{
+        debugfs_remove_recursive(audmux_debugfs_root);
+}
+#else
+static inline void audmux_debugfs_init(void)
+{
+}
+
+static inline void audmux_debugfs_remove(void)
+{
+}
+#endif
+
+enum imx_audmux_type {
+        IMX21_AUDMUX,
+        IMX31_AUDMUX,
+} audmux_type;
+
+static struct platform_device_id imx_audmux_ids[] = {
+        {
+                .name = "imx21-audmux",
+                .driver_data = IMX21_AUDMUX,
+        }, {
+                .name = "imx31-audmux",
+                .driver_data = IMX31_AUDMUX,
+        }, {
+                /* sentinel */
+        }
+};
+MODULE_DEVICE_TABLE(platform, imx_audmux_ids);
+
+static const struct of_device_id imx_audmux_dt_ids[] = {
+        { .compatible = "fsl,imx21-audmux", .data = &imx_audmux_ids[0], },
+        { .compatible = "fsl,imx31-audmux", .data = &imx_audmux_ids[1], },
+        { /* sentinel */ }
+};
+MODULE_DEVICE_TABLE(of, imx_audmux_dt_ids);
+
+static const uint8_t port_mapping[] = {
+        0x0, 0x4, 0x8, 0x10, 0x14, 0x1c,
+};
+
+int imx_audmux_v1_configure_port(unsigned int port, unsigned int pcr)
+{
+        if (audmux_type != IMX21_AUDMUX)
+                return -EINVAL;
+
+        if (!audmux_base)
+                return -ENOSYS;
+
+        if (port >= ARRAY_SIZE(port_mapping))
+                return -EINVAL;
+
+        writel(pcr, audmux_base + port_mapping[port]);
+
+        return 0;
+}
+EXPORT_SYMBOL_GPL(imx_audmux_v1_configure_port);
+
+int imx_audmux_v2_configure_port(unsigned int port, unsigned int ptcr,
+                unsigned int pdcr)
+{
+        if (audmux_type != IMX31_AUDMUX)
+                return -EINVAL;
+
+        if (!audmux_base)
+                return -ENOSYS;
+
+        if (audmux_clk)
+                clk_enable(audmux_clk);
+
+        writel(ptcr, audmux_base + IMX_AUDMUX_V2_PTCR(port));
+        writel(pdcr, audmux_base + IMX_AUDMUX_V2_PDCR(port));
+
+        if (audmux_clk)
+                clk_disable(audmux_clk);
+
+        return 0;
+}
+EXPORT_SYMBOL_GPL(imx_audmux_v2_configure_port);
+
+static int __init imx_audmux_probe(struct platform_device *pdev)
+{
+        struct resource *res;
+        const struct of_device_id *of_id =
+                        of_match_device(imx_audmux_dt_ids, &pdev->dev);
+
+        res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+        audmux_base = devm_request_and_ioremap(&pdev->dev, res);
+        if (!audmux_base)
+                return -EADDRNOTAVAIL;
+
+        audmux_clk = clk_get(&pdev->dev, "audmux");
+        if (IS_ERR(audmux_clk)) {
+                dev_dbg(&pdev->dev, "cannot get clock: %ld\n",
+                                PTR_ERR(audmux_clk));
+                audmux_clk = NULL;
+        }
+
+        if (of_id)
+                pdev->id_entry = of_id->data;
+        audmux_type = pdev->id_entry->driver_data;
+        if (audmux_type == IMX31_AUDMUX)
+                audmux_debugfs_init();
+
+        return 0;
+}
+
+static int __exit imx_audmux_remove(struct platform_device *pdev)
+{
+        if (audmux_type == IMX31_AUDMUX)
+                audmux_debugfs_remove();
+        clk_put(audmux_clk);
+
+        return 0;
+}
+
+static struct platform_driver imx_audmux_driver = {
+        .probe          = imx_audmux_probe,
+        .remove         = __exit_p(imx_audmux_remove),
+        .id_table       = imx_audmux_ids,
+        .driver = {
+                .name   = DRIVER_NAME,
+                .owner  = THIS_MODULE,
+                .of_match_table = imx_audmux_dt_ids,
+        }
+};
+
+static int __init imx_audmux_init(void)
+{
+        return platform_driver_register(&imx_audmux_driver);
+}
+subsys_initcall(imx_audmux_init);
+
+static void __exit imx_audmux_exit(void)
+{
+        platform_driver_unregister(&imx_audmux_driver);
+}
+module_exit(imx_audmux_exit);
+
+MODULE_DESCRIPTION("Freescale i.MX AUDMUX driver");
+MODULE_AUTHOR("Sascha Hauer <s.hauer@pengutronix.de>");
+MODULE_LICENSE("GPL v2");
+MODULE_ALIAS("platform:" DRIVER_NAME);
diff --git a/sound/soc/imx/imx-audmux.h b/sound/soc/imx/imx-audmux.h
new file mode 100644
index 000000000000..04ebbab8d7b9
--- /dev/null
+++ b/sound/soc/imx/imx-audmux.h
@@ -0,0 +1,60 @@
+#ifndef __IMX_AUDMUX_H
+#define __IMX_AUDMUX_H
+
+#define MX27_AUDMUX_HPCR1_SSI0          0
+#define MX27_AUDMUX_HPCR2_SSI1          1
+#define MX27_AUDMUX_HPCR3_SSI_PINS_4    2
+#define MX27_AUDMUX_PPCR1_SSI_PINS_1    3
+#define MX27_AUDMUX_PPCR2_SSI_PINS_2    4
+#define MX27_AUDMUX_PPCR3_SSI_PINS_3    5
+
+#define MX31_AUDMUX_PORT1_SSI0          0
+#define MX31_AUDMUX_PORT2_SSI1          1
+#define MX31_AUDMUX_PORT3_SSI_PINS_3    2
+#define MX31_AUDMUX_PORT4_SSI_PINS_4    3
+#define MX31_AUDMUX_PORT5_SSI_PINS_5    4
+#define MX31_AUDMUX_PORT6_SSI_PINS_6    5
+
+#define MX51_AUDMUX_PORT1_SSI0          0
+#define MX51_AUDMUX_PORT2_SSI1          1
+#define MX51_AUDMUX_PORT3               2
+#define MX51_AUDMUX_PORT4               3
+#define MX51_AUDMUX_PORT5               4
+#define MX51_AUDMUX_PORT6               5
+#define MX51_AUDMUX_PORT7               6
+
+/* Register definitions for the i.MX21/27 Digital Audio Multiplexer */
+#define IMX_AUDMUX_V1_PCR_INMMASK(x)    ((x) & 0xff)
+#define IMX_AUDMUX_V1_PCR_INMEN         (1 << 8)
+#define IMX_AUDMUX_V1_PCR_TXRXEN        (1 << 10)
+#define IMX_AUDMUX_V1_PCR_SYN           (1 << 12)
+#define IMX_AUDMUX_V1_PCR_RXDSEL(x)     (((x) & 0x7) << 13)
+#define IMX_AUDMUX_V1_PCR_RFCSEL(x)     (((x) & 0xf) << 20)
+#define IMX_AUDMUX_V1_PCR_RCLKDIR       (1 << 24)
+#define IMX_AUDMUX_V1_PCR_RFSDIR        (1 << 25)
+#define IMX_AUDMUX_V1_PCR_TFCSEL(x)     (((x) & 0xf) << 26)
+#define IMX_AUDMUX_V1_PCR_TCLKDIR       (1 << 30)
+#define IMX_AUDMUX_V1_PCR_TFSDIR        (1 << 31)
+
+/* Register definitions for the i.MX25/31/35/51 Digital Audio Multiplexer */
+#define IMX_AUDMUX_V2_PTCR_TFSDIR       (1 << 31)
+#define IMX_AUDMUX_V2_PTCR_TFSEL(x)     (((x) & 0xf) << 27)
+#define IMX_AUDMUX_V2_PTCR_TCLKDIR      (1 << 26)
+#define IMX_AUDMUX_V2_PTCR_TCSEL(x)     (((x) & 0xf) << 22)
+#define IMX_AUDMUX_V2_PTCR_RFSDIR       (1 << 21)
+#define IMX_AUDMUX_V2_PTCR_RFSEL(x)     (((x) & 0xf) << 17)
+#define IMX_AUDMUX_V2_PTCR_RCLKDIR      (1 << 16)
+#define IMX_AUDMUX_V2_PTCR_RCSEL(x)     (((x) & 0xf) << 12)
+#define IMX_AUDMUX_V2_PTCR_SYN          (1 << 11)
+
+#define IMX_AUDMUX_V2_PDCR_RXDSEL(x)    (((x) & 0x7) << 13)
+#define IMX_AUDMUX_V2_PDCR_TXRXEN       (1 << 12)
+#define IMX_AUDMUX_V2_PDCR_MODE(x)      (((x) & 0x3) << 8)
+#define IMX_AUDMUX_V2_PDCR_INMMASK(x)   ((x) & 0xff)
+
+int imx_audmux_v1_configure_port(unsigned int port, unsigned int pcr);
+
+int imx_audmux_v2_configure_port(unsigned int port, unsigned int ptcr,
+                unsigned int pdcr);
+
+#endif /* __IMX_AUDMUX_H */
diff --git a/sound/soc/imx/imx-pcm-dma-mx2.c b/sound/soc/imx/imx-pcm-dma-mx2.c
index 471e2218c971..e43c8fa2788b 100644
--- a/sound/soc/imx/imx-pcm-dma-mx2.c
+++ b/sound/soc/imx/imx-pcm-dma-mx2.c
@@ -31,7 +31,7 @@
 
 #include <mach/dma.h>
 
-#include "imx-ssi.h"
+#include "imx-pcm.h"
 
 static bool filter(struct dma_chan *chan, void *param)
 {
diff --git a/sound/soc/imx/imx-pcm.c b/sound/soc/imx/imx-pcm.c
new file mode 100644
index 000000000000..93dc360b1777
--- /dev/null
+++ b/sound/soc/imx/imx-pcm.c
@@ -0,0 +1,105 @@
+/*
+ * Copyright 2009 Sascha Hauer <s.hauer@pengutronix.de>
+ *
+ * This code is based on code copyrighted by Freescale,
+ * Liam Girdwood, Javier Martin and probably others.
+ *
+ * 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.
+ */
+
+#include <linux/dma-mapping.h>
+#include <linux/module.h>
+#include <sound/pcm.h>
+#include <sound/soc.h>
+#include "imx-pcm.h"
+
+int snd_imx_pcm_mmap(struct snd_pcm_substream *substream,
+                struct vm_area_struct *vma)
+{
+        struct snd_pcm_runtime *runtime = substream->runtime;
+        int ret;
+
+        ret = dma_mmap_writecombine(substream->pcm->card->dev, vma,
+                runtime->dma_area, runtime->dma_addr, runtime->dma_bytes);
+
+        pr_debug("%s: ret: %d %p 0x%08x 0x%08x\n", __func__, ret,
+                        runtime->dma_area,
+                        runtime->dma_addr,
+                        runtime->dma_bytes);
+        return ret;
+}
+EXPORT_SYMBOL_GPL(snd_imx_pcm_mmap);
+
+static int imx_pcm_preallocate_dma_buffer(struct snd_pcm *pcm, int stream)
+{
+        struct snd_pcm_substream *substream = pcm->streams[stream].substream;
+        struct snd_dma_buffer *buf = &substream->dma_buffer;
+        size_t size = IMX_SSI_DMABUF_SIZE;
+
+        buf->dev.type = SNDRV_DMA_TYPE_DEV;
+        buf->dev.dev = pcm->card->dev;
+        buf->private_data = NULL;
+        buf->area = dma_alloc_writecombine(pcm->card->dev, size,
+                                           &buf->addr, GFP_KERNEL);
+        if (!buf->area)
+                return -ENOMEM;
+        buf->bytes = size;
+
+        return 0;
+}
+
+static u64 imx_pcm_dmamask = DMA_BIT_MASK(32);
+
+int imx_pcm_new(struct snd_soc_pcm_runtime *rtd)
+{
+        struct snd_card *card = rtd->card->snd_card;
+        struct snd_pcm *pcm = rtd->pcm;
+        int ret = 0;
+
+        if (!card->dev->dma_mask)
+                card->dev->dma_mask = &imx_pcm_dmamask;
+        if (!card->dev->coherent_dma_mask)
+                card->dev->coherent_dma_mask = DMA_BIT_MASK(32);
+        if (pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream) {
+                ret = imx_pcm_preallocate_dma_buffer(pcm,
+                        SNDRV_PCM_STREAM_PLAYBACK);
+                if (ret)
+                        goto out;
+        }
+
+        if (pcm->streams[SNDRV_PCM_STREAM_CAPTURE].substream) {
+                ret = imx_pcm_preallocate_dma_buffer(pcm,
+                        SNDRV_PCM_STREAM_CAPTURE);
+                if (ret)
+                        goto out;
+        }
+
+out:
+        return ret;
+}
+EXPORT_SYMBOL_GPL(imx_pcm_new);
+
+void imx_pcm_free(struct snd_pcm *pcm)
+{
+        struct snd_pcm_substream *substream;
+        struct snd_dma_buffer *buf;
+        int stream;
+
+        for (stream = 0; stream < 2; stream++) {
+                substream = pcm->streams[stream].substream;
+                if (!substream)
+                        continue;
+
+                buf = &substream->dma_buffer;
+                if (!buf->area)
+                        continue;
+
+                dma_free_writecombine(pcm->card->dev, buf->bytes,
+                                      buf->area, buf->addr);
+                buf->area = NULL;
+        }
+}
+EXPORT_SYMBOL_GPL(imx_pcm_free);
diff --git a/sound/soc/imx/imx-pcm.h b/sound/soc/imx/imx-pcm.h
new file mode 100644
index 000000000000..b5f5c3acf34d
--- /dev/null
+++ b/sound/soc/imx/imx-pcm.h
@@ -0,0 +1,32 @@
+/*
+ * Copyright 2009 Sascha Hauer <s.hauer@pengutronix.de>
+ *
+ * This code is based on code copyrighted by Freescale,
+ * Liam Girdwood, Javier Martin and probably others.
+ *
+ * This program is free software; you can redistribute  it and/or modify it
+ * under  the terms of  the GNU General  Public License as published by the
+ * Free Software Foundation;  either version 2 of the  License, or (at your
+ * option) any later version.
+ */
+
+#ifndef _IMX_PCM_H
+#define _IMX_PCM_H
+
+/*
+ * Do not change this as the FIQ handler depends on this size
+ */
+#define IMX_SSI_DMABUF_SIZE     (64 * 1024)
+
+struct imx_pcm_dma_params {
+        int dma;
+        unsigned long dma_addr;
+        int burstsize;
+};
+
+int snd_imx_pcm_mmap(struct snd_pcm_substream *substream,
+                     struct vm_area_struct *vma);
+int imx_pcm_new(struct snd_soc_pcm_runtime *rtd);
+void imx_pcm_free(struct snd_pcm *pcm);
+
+#endif /* _IMX_PCM_H */
diff --git a/sound/soc/imx/imx-ssi.c b/sound/soc/imx/imx-ssi.c
index 25c623115a9f..9203cdd0a154 100644
--- a/sound/soc/imx/imx-ssi.c
+++ b/sound/soc/imx/imx-ssi.c
@@ -363,94 +363,6 @@ static const struct snd_soc_dai_ops imx_ssi_pcm_dai_ops = {
         .trigger        = imx_ssi_trigger,
 };
 
-int snd_imx_pcm_mmap(struct snd_pcm_substream *substream,
-                struct vm_area_struct *vma)
-{
-        struct snd_pcm_runtime *runtime = substream->runtime;
-        int ret;
-
-        ret = dma_mmap_writecombine(substream->pcm->card->dev, vma,
-                runtime->dma_area, runtime->dma_addr, runtime->dma_bytes);
-
-        pr_debug("%s: ret: %d %p 0x%08x 0x%08x\n", __func__, ret,
-                        runtime->dma_area,
-                        runtime->dma_addr,
-                        runtime->dma_bytes);
-        return ret;
-}
-EXPORT_SYMBOL_GPL(snd_imx_pcm_mmap);
-
-static int imx_pcm_preallocate_dma_buffer(struct snd_pcm *pcm, int stream)
-{
-        struct snd_pcm_substream *substream = pcm->streams[stream].substream;
-        struct snd_dma_buffer *buf = &substream->dma_buffer;
-        size_t size = IMX_SSI_DMABUF_SIZE;
-
-        buf->dev.type = SNDRV_DMA_TYPE_DEV;
-        buf->dev.dev = pcm->card->dev;
-        buf->private_data = NULL;
-        buf->area = dma_alloc_writecombine(pcm->card->dev, size,
-                                           &buf->addr, GFP_KERNEL);
-        if (!buf->area)
-                return -ENOMEM;
-        buf->bytes = size;
-
-        return 0;
-}
-
-static u64 imx_pcm_dmamask = DMA_BIT_MASK(32);
-
-int imx_pcm_new(struct snd_soc_pcm_runtime *rtd)
-{
-        struct snd_card *card = rtd->card->snd_card;
-        struct snd_pcm *pcm = rtd->pcm;
-        int ret = 0;
-
-        if (!card->dev->dma_mask)
-                card->dev->dma_mask = &imx_pcm_dmamask;
-        if (!card->dev->coherent_dma_mask)
-                card->dev->coherent_dma_mask = DMA_BIT_MASK(32);
-        if (pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream) {
-                ret = imx_pcm_preallocate_dma_buffer(pcm,
-                        SNDRV_PCM_STREAM_PLAYBACK);
-                if (ret)
-                        goto out;
-        }
-
-        if (pcm->streams[SNDRV_PCM_STREAM_CAPTURE].substream) {
-                ret = imx_pcm_preallocate_dma_buffer(pcm,
-                        SNDRV_PCM_STREAM_CAPTURE);
-                if (ret)
-                        goto out;
-        }
-
-out:
-        return ret;
-}
-EXPORT_SYMBOL_GPL(imx_pcm_new);
-
-void imx_pcm_free(struct snd_pcm *pcm)
-{
-        struct snd_pcm_substream *substream;
-        struct snd_dma_buffer *buf;
-        int stream;
-
-        for (stream = 0; stream < 2; stream++) {
-                substream = pcm->streams[stream].substream;
-                if (!substream)
-                        continue;
-
-                buf = &substream->dma_buffer;
-                if (!buf->area)
-                        continue;
-
-                dma_free_writecombine(pcm->card->dev, buf->bytes,
-                                      buf->area, buf->addr);
-                buf->area = NULL;
-        }
-}
-EXPORT_SYMBOL_GPL(imx_pcm_free);
-
 static int imx_ssi_dai_probe(struct snd_soc_dai *dai)
 {
         struct imx_ssi *ssi = dev_get_drvdata(dai->dev);
diff --git a/sound/soc/imx/imx-ssi.h b/sound/soc/imx/imx-ssi.h
index 1072dfb53e47..5744e86ca878 100644
--- a/sound/soc/imx/imx-ssi.h
+++ b/sound/soc/imx/imx-ssi.h
@@ -187,12 +187,7 @@
 
 #include <linux/dmaengine.h>
 #include <mach/dma.h>
-
-struct imx_pcm_dma_params {
-        int dma;
-        unsigned long dma_addr;
-        int burstsize;
-};
+#include "imx-pcm.h"
 
 struct imx_ssi {
         struct platform_device *ac97_dev;
@@ -218,13 +213,4 @@ struct imx_ssi {
         struct platform_device *soc_platform_pdev_fiq;
 };
 
-int snd_imx_pcm_mmap(struct snd_pcm_substream *substream, struct vm_area_struct *vma);
-int imx_pcm_new(struct snd_soc_pcm_runtime *rtd);
-void imx_pcm_free(struct snd_pcm *pcm);
-
-/*
- * Do not change this as the FIQ handler depends on this size
- */
-#define IMX_SSI_DMABUF_SIZE     (64 * 1024)
-
 #endif /* _IMX_SSI_H */
diff --git a/sound/soc/imx/mx27vis-aic32x4.c b/sound/soc/imx/mx27vis-aic32x4.c
index 155899c08c0c..976f857151f0 100644
--- a/sound/soc/imx/mx27vis-aic32x4.c
+++ b/sound/soc/imx/mx27vis-aic32x4.c
@@ -32,11 +32,11 @@
 #include <sound/soc-dapm.h>
 #include <sound/tlv.h>
 #include <asm/mach-types.h>
-#include <mach/audmux.h>
 #include <mach/iomux-mx27.h>
 
 #include "../codecs/tlv320aic32x4.h"
 #include "imx-ssi.h"
+#include "imx-audmux.h"
 
 #define MX27VIS_AMP_GAIN        0
 #define MX27VIS_AMP_MUTE        1
@@ -207,16 +207,16 @@ static int __init mx27vis_aic32x4_init(void)
         }
 
         /* Connect SSI0 as clock slave to SSI1 external pins */
-        mxc_audmux_v1_configure_port(MX27_AUDMUX_HPCR1_SSI0,
-                        MXC_AUDMUX_V1_PCR_SYN |
-                        MXC_AUDMUX_V1_PCR_TFSDIR |
-                        MXC_AUDMUX_V1_PCR_TCLKDIR |
-                        MXC_AUDMUX_V1_PCR_TFCSEL(MX27_AUDMUX_PPCR1_SSI_PINS_1) |
-                        MXC_AUDMUX_V1_PCR_RXDSEL(MX27_AUDMUX_PPCR1_SSI_PINS_1)
+        imx_audmux_v1_configure_port(MX27_AUDMUX_HPCR1_SSI0,
+                        IMX_AUDMUX_V1_PCR_SYN |
+                        IMX_AUDMUX_V1_PCR_TFSDIR |
+                        IMX_AUDMUX_V1_PCR_TCLKDIR |
+                        IMX_AUDMUX_V1_PCR_TFCSEL(MX27_AUDMUX_PPCR1_SSI_PINS_1) |
+                        IMX_AUDMUX_V1_PCR_RXDSEL(MX27_AUDMUX_PPCR1_SSI_PINS_1)
         );
-        mxc_audmux_v1_configure_port(MX27_AUDMUX_PPCR1_SSI_PINS_1,
-                        MXC_AUDMUX_V1_PCR_SYN |
-                        MXC_AUDMUX_V1_PCR_RXDSEL(MX27_AUDMUX_HPCR1_SSI0)
+        imx_audmux_v1_configure_port(MX27_AUDMUX_PPCR1_SSI_PINS_1,
+                        IMX_AUDMUX_V1_PCR_SYN |
+                        IMX_AUDMUX_V1_PCR_RXDSEL(MX27_AUDMUX_HPCR1_SSI0)
         );
 
         ret = mxc_gpio_setup_multiple_pins(mx27vis_amp_pins,
diff --git a/sound/soc/imx/phycore-ac97.c b/sound/soc/imx/phycore-ac97.c
index 6ac12111de6a..f8da6dd115ed 100644
--- a/sound/soc/imx/phycore-ac97.c
+++ b/sound/soc/imx/phycore-ac97.c
@@ -19,6 +19,8 @@
 #include <sound/soc.h>
 #include <asm/mach-types.h>
 
+#include "imx-audmux.h"
+
 static struct snd_soc_card imx_phycore;
 
 static struct snd_soc_ops imx_phycore_hifi_ops = {
@@ -50,9 +52,32 @@ static int __init imx_phycore_init(void)
 {
         int ret;
 
-        if (!machine_is_pcm043() && !machine_is_pca100())
+        if (machine_is_pca100()) {
+                imx_audmux_v1_configure_port(MX27_AUDMUX_HPCR1_SSI0,
+                        IMX_AUDMUX_V1_PCR_SYN | /* 4wire mode */
+                        IMX_AUDMUX_V1_PCR_TFCSEL(3) |
+                        IMX_AUDMUX_V1_PCR_TCLKDIR | /* clock is output */
+                        IMX_AUDMUX_V1_PCR_RXDSEL(3));
+                imx_audmux_v1_configure_port(3,
+                        IMX_AUDMUX_V1_PCR_SYN | /* 4wire mode */
+                        IMX_AUDMUX_V1_PCR_TFCSEL(0) |
+                        IMX_AUDMUX_V1_PCR_TFSDIR |
+                        IMX_AUDMUX_V1_PCR_RXDSEL(0));
+        } else if (machine_is_pcm043()) {
+                imx_audmux_v2_configure_port(3,
+                        IMX_AUDMUX_V2_PTCR_SYN | /* 4wire mode */
+                        IMX_AUDMUX_V2_PTCR_TFSEL(0) |
+                        IMX_AUDMUX_V2_PTCR_TFSDIR,
+                        IMX_AUDMUX_V2_PDCR_RXDSEL(0));
+                imx_audmux_v2_configure_port(0,
+                        IMX_AUDMUX_V2_PTCR_SYN | /* 4wire mode */
+                        IMX_AUDMUX_V2_PTCR_TCSEL(3) |
+                        IMX_AUDMUX_V2_PTCR_TCLKDIR, /* clock is output */
+                        IMX_AUDMUX_V2_PDCR_RXDSEL(3));
+        } else {
                 /* return happy. We might run on a totally different machine */
                 return 0;
+        }
 
         imx_phycore_snd_ac97_device = platform_device_alloc("soc-audio", -1);
         if (!imx_phycore_snd_ac97_device)
diff --git a/sound/soc/imx/wm1133-ev1.c b/sound/soc/imx/wm1133-ev1.c
index 37480c90e997..fe54a69073e5 100644
--- a/sound/soc/imx/wm1133-ev1.c
+++ b/sound/soc/imx/wm1133-ev1.c
@@ -21,10 +21,9 @@
 #include <sound/pcm_params.h>
 #include <sound/soc.h>
 
-#include <mach/audmux.h>
-
 #include "imx-ssi.h"
 #include "../codecs/wm8350.h"
+#include "imx-audmux.h"
 
 /* There is a silicon mic on the board optionally connected via a solder pad
  * SP1.  Define this to enable it.
@@ -268,17 +267,17 @@ static int __init wm1133_ev1_audio_init(void)
         unsigned int ptcr, pdcr;
 
         /* SSI0 mastered by port 5 */
-        ptcr = MXC_AUDMUX_V2_PTCR_SYN |
-                MXC_AUDMUX_V2_PTCR_TFSDIR |
-                MXC_AUDMUX_V2_PTCR_TFSEL(MX31_AUDMUX_PORT5_SSI_PINS_5) |
-                MXC_AUDMUX_V2_PTCR_TCLKDIR |
-                MXC_AUDMUX_V2_PTCR_TCSEL(MX31_AUDMUX_PORT5_SSI_PINS_5);
-        pdcr = MXC_AUDMUX_V2_PDCR_RXDSEL(MX31_AUDMUX_PORT5_SSI_PINS_5);
-        mxc_audmux_v2_configure_port(MX31_AUDMUX_PORT1_SSI0, ptcr, pdcr);
-
-        ptcr = MXC_AUDMUX_V2_PTCR_SYN;
-        pdcr = MXC_AUDMUX_V2_PDCR_RXDSEL(MX31_AUDMUX_PORT1_SSI0);
-        mxc_audmux_v2_configure_port(MX31_AUDMUX_PORT5_SSI_PINS_5, ptcr, pdcr);
+        ptcr = IMX_AUDMUX_V2_PTCR_SYN |
+                IMX_AUDMUX_V2_PTCR_TFSDIR |
+                IMX_AUDMUX_V2_PTCR_TFSEL(MX31_AUDMUX_PORT5_SSI_PINS_5) |
+                IMX_AUDMUX_V2_PTCR_TCLKDIR |
+                IMX_AUDMUX_V2_PTCR_TCSEL(MX31_AUDMUX_PORT5_SSI_PINS_5);
+        pdcr = IMX_AUDMUX_V2_PDCR_RXDSEL(MX31_AUDMUX_PORT5_SSI_PINS_5);
+        imx_audmux_v2_configure_port(MX31_AUDMUX_PORT1_SSI0, ptcr, pdcr);
+
+        ptcr = IMX_AUDMUX_V2_PTCR_SYN;
+        pdcr = IMX_AUDMUX_V2_PDCR_RXDSEL(MX31_AUDMUX_PORT1_SSI0);
+        imx_audmux_v2_configure_port(MX31_AUDMUX_PORT5_SSI_PINS_5, ptcr, pdcr);
 
         wm1133_ev1_snd_device = platform_device_alloc("soc-audio", -1);
         if (!wm1133_ev1_snd_device)
diff --git a/sound/soc/soc-dapm.c b/sound/soc/soc-dapm.c
index c9b088dab1cf..a4d4aa1e6c49 100644
--- a/sound/soc/soc-dapm.c
+++ b/sound/soc/soc-dapm.c
@@ -1569,8 +1569,9 @@ static ssize_t dapm_widget_power_read_file(struct file *file,
         out = is_connected_output_ep(w);
         dapm_clear_walk(w->dapm);
 
-        ret = snprintf(buf, PAGE_SIZE, "%s: %s  in %d out %d",
-                       w->name, w->power ? "On" : "Off", in, out);
+        ret = snprintf(buf, PAGE_SIZE, "%s: %s%s  in %d out %d",
+                       w->name, w->power ? "On" : "Off",
+                       w->force ? " (forced)" : "", in, out);
 
         if (w->reg >= 0)
                 ret += snprintf(buf + ret, PAGE_SIZE - ret,