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| author | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2011-02-08 14:09:41 +0000 |
|---|---|---|
| committer | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2011-04-11 13:33:50 -0700 |
| commit | c93993aca45a223452d2a95383b655c85878c6e8 (patch) | |
| tree | 444049190c24ff85c0779696b5e339cb1ab702a0 /include/sound | |
| parent | 0671fd8ef4b32200e75396cd299f0853002fc11e (diff) | |
| download | kernel_goldelico_gta04-c93993aca45a223452d2a95383b655c85878c6e8.zip kernel_goldelico_gta04-c93993aca45a223452d2a95383b655c85878c6e8.tar.gz kernel_goldelico_gta04-c93993aca45a223452d2a95383b655c85878c6e8.tar.bz2 | |
ASoC: Add WM8915 CODEC driver
The WM8915 is an ultra low power mobile CODEC designed for smartphones,
featuring a mixture of digital and analogue I/O with flexible mixing
options and advanced low power accessory detection functionality in a
compact package.
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Acked-by: Liam Girdwood <lrg@slimlogic.co.uk>
Diffstat (limited to 'include/sound')
| -rw-r--r-- | include/sound/wm8915.h | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/include/sound/wm8915.h b/include/sound/wm8915.h new file mode 100644 index 0000000..5817d76 --- /dev/null +++ b/include/sound/wm8915.h @@ -0,0 +1,55 @@ +/* + * linux/sound/wm8915.h -- Platform data for WM8915 + * + * Copyright 2011 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_WM8903_H +#define __LINUX_SND_WM8903_H + +enum wm8915_inmode { + WM8915_DIFFERRENTIAL_1 = 0, /* IN1xP - IN1xN */ + WM8915_INVERTING = 1, /* IN1xN */ + WM8915_NON_INVERTING = 2, /* IN1xP */ + WM8915_DIFFERENTIAL_2 = 3, /* IN2xP - IN2xP */ +}; + +/** + * ReTune Mobile configurations are specified with a label, sample + * rate and set of values to write (the enable bits will be ignored). + * + * Configurations are expected to be generated using the ReTune Mobile + * control panel in WISCE - see http://www.wolfsonmicro.com/wisce/ + */ +struct wm8915_retune_mobile_config { + const char *name; + int rate; + u16 regs[20]; +}; + +#define WM8915_SET_DEFAULT 0x10000 + +struct wm8915_pdata { + int irq_flags; /** Set IRQ trigger flags; default active low */ + + int ldo_ena; /** GPIO for LDO1; -1 for none */ + + int micdet_def; /** Default MICDET_SRC/HP1FB_SRC/MICD_BIAS */ + + enum wm8915_inmode inl_mode; + enum wm8915_inmode inr_mode; + + u32 spkmute_seq; /** Value for register 0x802 */ + + int gpio_base; + u32 gpio_default[5]; + + int num_retune_mobile_cfgs; + struct wm8915_retune_mobile_config *retune_mobile_cfgs; +}; + +#endif |