ASoC: Add WM8711 CODEC driver

The WM8711 or WM8711L (WM8711/L) is a low power stereo DAC with an
integrated headphone driver. The WM8711/L is designed specifically for
portable MP3 audio and speech players. The WM8711/L is also ideal for
MD, CD machines and DAT players.

Signed-off-by: Mike Arthur <Mike.Arthur@wolfsonmicro.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>

1 files changed, 42 insertions, 0 deletions

diff --git a/sound/soc/codecs/wm8711.h b/sound/soc/codecs/wm8711.h
new file mode 100644
index 00000000000..381e84a4381
--- /dev/null
+++ b/sound/soc/codecs/wm8711.h
@@ -0,0 +1,42 @@
+/*
+ * wm8711.h  --  WM8711 Soc Audio driver
+ *
+ * Copyright 2006 Wolfson Microelectronics
+ *
+ * Author: Mike Arthur <linux@wolfsonmicro.com>
+ *
+ * Based on wm8731.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 _WM8711_H
+#define _WM8711_H
+
+/* WM8711 register space */
+
+#define WM8711_LOUT1V   0x02
+#define WM8711_ROUT1V   0x03
+#define WM8711_APANA    0x04
+#define WM8711_APDIGI   0x05
+#define WM8711_PWR      0x06
+#define WM8711_IFACE    0x07
+#define WM8711_SRATE    0x08
+#define WM8711_ACTIVE   0x09
+#define WM8711_RESET    0x0f
+
+#define WM8711_CACHEREGNUM      8
+
+#define WM8711_SYSCLK   0
+#define WM8711_DAI              0
+
+struct wm8711_setup_data {
+        unsigned short i2c_address;
+};
+
+extern struct snd_soc_dai wm8711_dai;
+extern struct snd_soc_codec_device soc_codec_dev_wm8711;
+
+#endif