[ALSA] ASoC codecs: WM8750 support

This patch adds ASoC support for the WM8750 codec.
Supported features:-
o Capture/Playback/Sidetone/Bypass.
o 16 & 24 bit audio.
o 8k - 96k sample rates.
o DAPM.

Signed-off-by: Richard Purdie <rpurdie@rpsys.net>
Signed-off-by: Liam Girdwood <liam.girdwood@wolfsonmicro.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jaroslav Kysela <perex@suse.cz>

1 files changed, 66 insertions, 0 deletions

diff --git a/sound/soc/codecs/wm8750.h b/sound/soc/codecs/wm8750.h
new file mode 100644
index 000000000000..ee5eea4a2d34
--- /dev/null
+++ b/sound/soc/codecs/wm8750.h
@@ -0,0 +1,66 @@
+/*
+ * Copyright 2005 Openedhand Ltd.
+ *
+ * Author: Richard Purdie <richard@openedhand.com>
+ *
+ * Based on WM8753.h
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ */
+
+#ifndef _WM8750_H
+#define _WM8750_H
+
+/* WM8750 register space */
+
+#define WM8750_LINVOL    0x00
+#define WM8750_RINVOL    0x01
+#define WM8750_LOUT1V    0x02
+#define WM8750_ROUT1V    0x03
+#define WM8750_ADCDAC    0x05
+#define WM8750_IFACE     0x07
+#define WM8750_SRATE     0x08
+#define WM8750_LDAC      0x0a
+#define WM8750_RDAC      0x0b
+#define WM8750_BASS      0x0c
+#define WM8750_TREBLE    0x0d
+#define WM8750_RESET     0x0f
+#define WM8750_3D        0x10
+#define WM8750_ALC1      0x11
+#define WM8750_ALC2      0x12
+#define WM8750_ALC3      0x13
+#define WM8750_NGATE     0x14
+#define WM8750_LADC      0x15
+#define WM8750_RADC      0x16
+#define WM8750_ADCTL1    0x17
+#define WM8750_ADCTL2    0x18
+#define WM8750_PWR1      0x19
+#define WM8750_PWR2      0x1a
+#define WM8750_ADCTL3    0x1b
+#define WM8750_ADCIN     0x1f
+#define WM8750_LADCIN    0x20
+#define WM8750_RADCIN    0x21
+#define WM8750_LOUTM1    0x22
+#define WM8750_LOUTM2    0x23
+#define WM8750_ROUTM1    0x24
+#define WM8750_ROUTM2    0x25
+#define WM8750_MOUTM1    0x26
+#define WM8750_MOUTM2    0x27
+#define WM8750_LOUT2V    0x28
+#define WM8750_ROUT2V    0x29
+#define WM8750_MOUTV     0x2a
+
+#define WM8750_CACHE_REGNUM 0x2a
+
+struct wm8750_setup_data {
+        unsigned short i2c_address;
+        unsigned int mclk;
+};
+
+extern struct snd_soc_codec_dai wm8750_dai;
+extern struct snd_soc_codec_device soc_codec_dev_wm8750;
+
+#endif