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1/* SPDX-License-Identifier: GPL-2.0-only */2/*3 * linux/sound/wm2200.h -- Platform data for WM22004 *5 * Copyright 2012 Wolfson Microelectronics. PLC.6 */7 8#ifndef __LINUX_SND_WM2200_H9#define __LINUX_SND_WM2200_H10 11#define WM2200_GPIO_SET 0x1000012#define WM2200_MAX_MICBIAS 213 14enum wm2200_in_mode {15 WM2200_IN_SE = 0,16 WM2200_IN_DIFF = 1,17 WM2200_IN_DMIC = 2,18};19 20enum wm2200_dmic_sup {21 WM2200_DMIC_SUP_MICVDD = 0,22 WM2200_DMIC_SUP_MICBIAS1 = 1,23 WM2200_DMIC_SUP_MICBIAS2 = 2,24};25 26enum wm2200_mbias_lvl {27 WM2200_MBIAS_LVL_1V5 = 1,28 WM2200_MBIAS_LVL_1V8 = 2,29 WM2200_MBIAS_LVL_1V9 = 3,30 WM2200_MBIAS_LVL_2V0 = 4,31 WM2200_MBIAS_LVL_2V2 = 5,32 WM2200_MBIAS_LVL_2V4 = 6,33 WM2200_MBIAS_LVL_2V5 = 7,34 WM2200_MBIAS_LVL_2V6 = 8,35};36 37struct wm2200_micbias {38 enum wm2200_mbias_lvl mb_lvl; /** Regulated voltage */39 unsigned int discharge:1; /** Actively discharge */40 unsigned int fast_start:1; /** Enable aggressive startup ramp rate */41 unsigned int bypass:1; /** Use bypass mode */42};43 44struct wm2200_pdata {45 int irq_flags;46 47 int gpio_defaults[4];48 49 enum wm2200_in_mode in_mode[3];50 enum wm2200_dmic_sup dmic_sup[3];51 52 /** MICBIAS configurations */53 struct wm2200_micbias micbias[WM2200_MAX_MICBIAS];54};55 56#endif57