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ASoC: Add WM8993 CODEC driver

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The WM8993 is a highly integrated ultra-low power hi-fi CODEC designed
for portable devices such as multimedia phones.

Signed-off-by: Mark Brown <[email protected]>
This commit is contained in:
Mark Brown 2009-06-05 16:32:59 +01:00
commit 942c435ba7
5 changed files with 4385 additions and 0 deletions
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44
include/sound/wm8993.h Normal file
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/*
* linux/sound/wm8993.h -- Platform data for WM8993
*
* Copyright 2009 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 version 2 as
* published by the Free Software Foundation.
*/
#ifndef __LINUX_SND_WM8993_H
#define __LINUX_SND_WM8993_H
/* Note that EQ1 only contains the enable/disable bit so will be
ignored but is included for simplicity.
*/
struct wm8993_retune_mobile_setting {
const char *name;
unsigned int rate;
u16 config[24];
};
struct wm8993_platform_data {
struct wm8993_retune_mobile_setting *retune_configs;
int num_retune_configs;
/* LINEOUT can be differential or single ended */
unsigned int lineout1_diff:1;
unsigned int lineout2_diff:1;
/* Common mode feedback */
unsigned int lineout1fb:1;
unsigned int lineout2fb:1;
/* Microphone biases: 0=0.9*AVDD1 1=0.65*AVVD1 */
unsigned int micbias1_lvl:1;
unsigned int micbias2_lvl:1;
/* Jack detect threashold levels, see datasheet for values */
unsigned int jd_scthr:2;
unsigned int jd_thr:2;
};
#endif