ASoC updates

index bc83e1c..74abc9b 100644
@@ -14,6 +14,7 @@
 #include <linux/platform_device.h>
 #include <linux/slab.h>
 #include <linux/dma-mapping.h>
+#include <linux/kernel.h>
 
 #include <sound/core.h>
 #include <sound/pcm.h>

@@ -24,13 +25,6 @@
 
 #include "davinci-pcm.h"
 
-#define DAVINCI_PCM_DEBUG 0
-#if DAVINCI_PCM_DEBUG
-#define DPRINTK(x...) printk(KERN_DEBUG x)
-#else
-#define DPRINTK(x...)
-#endif
-
 static struct snd_pcm_hardware davinci_pcm_hardware = {
 	.info = (SNDRV_PCM_INFO_INTERLEAVED | SNDRV_PCM_INFO_BLOCK_TRANSFER |
 		 SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_MMAP_VALID |

@@ -78,8 +72,8 @@ static void davinci_pcm_enqueue_dma(struct snd_pcm_substream *substream)
 	dma_offset = prtd->period * period_size;
 	dma_pos = runtime->dma_addr + dma_offset;
 
-	DPRINTK("audio_set_dma_params_play channel = %d dma_ptr = %x "
-		"period_size=%x\n", lch, dma_pos, period_size);
+	pr_debug("davinci_pcm: audio_set_dma_params_play channel = %d "
+		"dma_ptr = %x period_size=%x\n", lch, dma_pos, period_size);
 
 	data_type = prtd->params->data_type;
 	count = period_size / data_type;

@@ -112,7 +106,7 @@ static void davinci_pcm_dma_irq(int lch, u16 ch_status, void *data)
 	struct snd_pcm_substream *substream = data;
 	struct davinci_runtime_data *prtd = substream->runtime->private_data;
 
-	DPRINTK("lch=%d, status=0x%x\n", lch, ch_status);
+	pr_debug("davinci_pcm: lch=%d, status=0x%x\n", lch, ch_status);
 
 	if (unlikely(ch_status != DMA_COMPLETE))
 		return;

@@ -316,8 +310,8 @@ static int davinci_pcm_preallocate_dma_buffer(struct snd_pcm *pcm, int stream)
 	buf->area = dma_alloc_writecombine(pcm->card->dev, size,
 					   &buf->addr, GFP_KERNEL);
 
-	DPRINTK("preallocate_dma_buffer: area=%p, addr=%p, size=%d\n",
-		(void *) buf->area, (void *) buf->addr, size);
+	pr_debug("davinci_pcm: preallocate_dma_buffer: area=%p, addr=%p, "
+		"size=%d\n", (void *) buf->area, (void *) buf->addr, size);
 
 	if (!buf->area)
 		return -ENOMEM;

index 61d7d85..8863edd 100644
@@ -1320,8 +1320,12 @@ int snd_soc_dapm_new_controls(struct snd_soc_codec *codec,
 
 	for (i = 0; i < num; i++) {
 		ret = snd_soc_dapm_new_control(codec, widget);
-		if (ret < 0)
+		if (ret < 0) {
+			printk(KERN_ERR
+			       "ASoC: Failed to create DAPM control %s: %d\n",
+			       widget->name, ret);
 			return ret;
+		}
 		widget++;
 	}
 	return 0;

index 217bb22..af95a1d 100644
@@ -1,7 +1,7 @@
 /*
  * audio.h  --  Audio Driver for Wolfson WM8350 PMIC
  *
- * Copyright 2007 Wolfson Microelectronics PLC
+ * Copyright 2007, 2008 Wolfson Microelectronics PLC
  *
  *  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

@@ -70,9 +70,9 @@
 #define WM8350_CODEC_ISEL_0_5                   3	/* x0.5 */
 
 #define WM8350_VMID_OFF                         0
-#define WM8350_VMID_500K                        1
-#define WM8350_VMID_100K                        2
-#define WM8350_VMID_10K                         3
+#define WM8350_VMID_300K                        1
+#define WM8350_VMID_50K                         2
+#define WM8350_VMID_5K                          3
 
 /*
  * R40 (0x28) - Clock Control 1

@@ -591,8 +591,38 @@
 #define WM8350_IRQ_CODEC_MICSCD			41
 #define WM8350_IRQ_CODEC_MICD			42
 
+/*
+ * WM8350 Platform data.
+ *
+ * This must be initialised per platform for best audio performance.
+ * Please see WM8350 datasheet for information.
+ */
+struct wm8350_audio_platform_data {
+	int vmid_discharge_msecs;	/* VMID --> OFF discharge time */
+	int drain_msecs;	/* OFF drain time */
+	int cap_discharge_msecs;	/* Cap ON (from OFF) discharge time */
+	int vmid_charge_msecs;	/* vmid power up time */
+	u32 vmid_s_curve:2;	/* vmid enable s curve speed */
+	u32 dis_out4:2;		/* out4 discharge speed */
+	u32 dis_out3:2;		/* out3 discharge speed */
+	u32 dis_out2:2;		/* out2 discharge speed */
+	u32 dis_out1:2;		/* out1 discharge speed */
+	u32 vroi_out4:1;	/* out4 tie off */
+	u32 vroi_out3:1;	/* out3 tie off */
+	u32 vroi_out2:1;	/* out2 tie off */
+	u32 vroi_out1:1;	/* out1 tie off */
+	u32 vroi_enable:1;	/* enable tie off */
+	u32 codec_current_on:2;	/* current level ON */
+	u32 codec_current_standby:2;	/* current level STANDBY */
+	u32 codec_current_charge:2;	/* codec current @ vmid charge */
+};
+
+struct snd_soc_codec;
+
 struct wm8350_codec {
 	struct platform_device *pdev;
+	struct snd_soc_codec *codec;
+	struct wm8350_audio_platform_data *platform_data;
 };
 
 #endif

1,583 lines not on this page · raw message

new file mode 100644
index 0000000..cc2887a
@@ -0,0 +1,20 @@
+/*
+ * wm8350.h - WM8903 audio codec interface
+ *
+ * Copyright 2008 Wolfson Microelectronics PLC.
+ *
+ *  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 _WM8350_H
+#define _WM8350_H
+
+#include <sound/soc.h>
+
+extern struct snd_soc_dai wm8350_dai;
+extern struct snd_soc_codec_device soc_codec_dev_wm8350;
+
+#endif