linux/include/sound/wm8993.h
Thomas Gleixner d2912cb15b treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500
Based on 2 normalized pattern(s):

  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

  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 #

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-only

has been chosen to replace the boilerplate/reference in 4122 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Enrico Weigelt <info@metux.net>
Reviewed-by: Kate Stewart <kstewart@linuxfoundation.org>
Reviewed-by: Allison Randal <allison@lohutok.net>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190604081206.933168790@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-06-19 17:09:55 +02:00

46 lines
1.1 KiB
C

/* SPDX-License-Identifier: GPL-2.0-only */
/*
* linux/sound/wm8993.h -- Platform data for WM8993
*
* Copyright 2009 Wolfson Microelectronics. PLC.
*/
#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;
/* Delay to add for microphones to stabalise after power up */
int micbias1_delay;
int micbias2_delay;
/* Microphone biases: 0=0.9*AVDD1 1=0.65*AVVD1 */
unsigned int micbias1_lvl:1;
unsigned int micbias2_lvl:1;
/* Jack detect threshold levels, see datasheet for values */
unsigned int jd_scthr:2;
unsigned int jd_thr:2;
};
#endif