linux/include/sound/wm8962.h
Mark Brown 3367b8d427 ASoC: Add support for WM8962 GPIO outputs
The WM8962 features five GPIOs, add support for controlling their output
state via gpiolib.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Acked-by: Liam Girdwood <lrg@slimlogic.co.uk>
2010-10-02 14:23:04 -07:00

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C

/*
* wm8962.h -- WM8962 Soc Audio driver platform data
*
* 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 _WM8962_PDATA_H
#define _WM8962_PDATA_H
#define WM8962_MAX_GPIO 6
/* Use to set GPIO default values to zero */
#define WM8962_GPIO_SET 0x10000
struct wm8962_pdata {
int gpio_base;
u32 gpio_init[WM8962_MAX_GPIO];
/* Setup for microphone detection, raw value to be written to
* R48(0x30) - only microphone related bits will be updated.
* Detection may be enabled here for use with signals brought
* out on the GPIOs. */
u32 mic_cfg;
bool irq_active_low;
bool spk_mono; /* Speaker outputs tied together as mono */
};
#endif