1 /* SPDX-License-Identifier: GPL-2.0-only */ 2 /* 3 * linux/sound/wm8993.h -- Platform data for WM8993 4 * 5 * Copyright 2009 Wolfson Microelectronics. PLC. 6 */ 7 8 #ifndef __LINUX_SND_WM8993_H 9 #define __LINUX_SND_WM8993_H 10 11 /* Note that EQ1 only contains the enable/disable bit so will be 12 ignored but is included for simplicity. 13 */ 14 struct wm8993_retune_mobile_setting { 15 const char *name; 16 unsigned int rate; 17 u16 config[24]; 18 }; 19 20 struct wm8993_platform_data { 21 struct wm8993_retune_mobile_setting *retune_configs; 22 int num_retune_configs; 23 24 /* LINEOUT can be differential or single ended */ 25 unsigned int lineout1_diff:1; 26 unsigned int lineout2_diff:1; 27 28 /* Common mode feedback */ 29 unsigned int lineout1fb:1; 30 unsigned int lineout2fb:1; 31 32 /* Delay to add for microphones to stabalise after power up */ 33 int micbias1_delay; 34 int micbias2_delay; 35 36 /* Microphone biases: 0=0.9*AVDD1 1=0.65*AVVD1 */ 37 unsigned int micbias1_lvl:1; 38 unsigned int micbias2_lvl:1; 39 40 /* Jack detect threshold levels, see datasheet for values */ 41 unsigned int jd_scthr:2; 42 unsigned int jd_thr:2; 43 }; 44 45 #endif 46