mirror of
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
synced 2024-11-01 00:48:50 +00:00
d2912cb15b
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>
58 lines
1.3 KiB
C
58 lines
1.3 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
|
|
/*
|
|
* linux/sound/wm2200.h -- Platform data for WM2200
|
|
*
|
|
* Copyright 2012 Wolfson Microelectronics. PLC.
|
|
*/
|
|
|
|
#ifndef __LINUX_SND_WM2200_H
|
|
#define __LINUX_SND_WM2200_H
|
|
|
|
#define WM2200_GPIO_SET 0x10000
|
|
#define WM2200_MAX_MICBIAS 2
|
|
|
|
enum wm2200_in_mode {
|
|
WM2200_IN_SE = 0,
|
|
WM2200_IN_DIFF = 1,
|
|
WM2200_IN_DMIC = 2,
|
|
};
|
|
|
|
enum wm2200_dmic_sup {
|
|
WM2200_DMIC_SUP_MICVDD = 0,
|
|
WM2200_DMIC_SUP_MICBIAS1 = 1,
|
|
WM2200_DMIC_SUP_MICBIAS2 = 2,
|
|
};
|
|
|
|
enum wm2200_mbias_lvl {
|
|
WM2200_MBIAS_LVL_1V5 = 1,
|
|
WM2200_MBIAS_LVL_1V8 = 2,
|
|
WM2200_MBIAS_LVL_1V9 = 3,
|
|
WM2200_MBIAS_LVL_2V0 = 4,
|
|
WM2200_MBIAS_LVL_2V2 = 5,
|
|
WM2200_MBIAS_LVL_2V4 = 6,
|
|
WM2200_MBIAS_LVL_2V5 = 7,
|
|
WM2200_MBIAS_LVL_2V6 = 8,
|
|
};
|
|
|
|
struct wm2200_micbias {
|
|
enum wm2200_mbias_lvl mb_lvl; /** Regulated voltage */
|
|
unsigned int discharge:1; /** Actively discharge */
|
|
unsigned int fast_start:1; /** Enable aggressive startup ramp rate */
|
|
unsigned int bypass:1; /** Use bypass mode */
|
|
};
|
|
|
|
struct wm2200_pdata {
|
|
int reset; /** GPIO controlling /RESET, if any */
|
|
int ldo_ena; /** GPIO controlling LODENA, if any */
|
|
int irq_flags;
|
|
|
|
int gpio_defaults[4];
|
|
|
|
enum wm2200_in_mode in_mode[3];
|
|
enum wm2200_dmic_sup dmic_sup[3];
|
|
|
|
/** MICBIAS configurations */
|
|
struct wm2200_micbias micbias[WM2200_MAX_MICBIAS];
|
|
};
|
|
|
|
#endif
|