1 /* SPDX-License-Identifier: GPL-2.0-only */ 2 /* 3 * cs42l42.h -- CS42L42 ALSA SoC audio driver DT bindings header 4 * 5 * Copyright 2016 Cirrus Logic, Inc. 6 * 7 * Author: James Schulman <james.schulman@cirrus.com> 8 * Author: Brian Austin <brian.austin@cirrus.com> 9 * Author: Michael White <michael.white@cirrus.com> 10 */ 11 12 #ifndef __DT_CS42L42_H 13 #define __DT_CS42L42_H 14 15 /* HPOUT Load Capacity */ 16 #define CS42L42_HPOUT_LOAD_1NF 0 17 #define CS42L42_HPOUT_LOAD_10NF 1 18 19 /* HPOUT Clamp to GND Override */ 20 #define CS42L42_HPOUT_CLAMP_EN 0 21 #define CS42L42_HPOUT_CLAMP_DIS 1 22 23 /* Tip Sense Inversion */ 24 #define CS42L42_TS_INV_DIS 0 25 #define CS42L42_TS_INV_EN 1 26 27 /* Tip Sense Debounce */ 28 #define CS42L42_TS_DBNCE_0 0 29 #define CS42L42_TS_DBNCE_125 1 30 #define CS42L42_TS_DBNCE_250 2 31 #define CS42L42_TS_DBNCE_500 3 32 #define CS42L42_TS_DBNCE_750 4 33 #define CS42L42_TS_DBNCE_1000 5 34 #define CS42L42_TS_DBNCE_1250 6 35 #define CS42L42_TS_DBNCE_1500 7 36 37 /* Button Press Software Debounce Times */ 38 #define CS42L42_BTN_DET_INIT_DBNCE_MIN 0 39 #define CS42L42_BTN_DET_INIT_DBNCE_DEFAULT 100 40 #define CS42L42_BTN_DET_INIT_DBNCE_MAX 200 41 42 #define CS42L42_BTN_DET_EVENT_DBNCE_MIN 0 43 #define CS42L42_BTN_DET_EVENT_DBNCE_DEFAULT 10 44 #define CS42L42_BTN_DET_EVENT_DBNCE_MAX 20 45 46 /* Button Detect Level Sensitivities */ 47 #define CS42L42_NUM_BIASES 4 48 49 #define CS42L42_HS_DET_LEVEL_15 0x0F 50 #define CS42L42_HS_DET_LEVEL_8 0x08 51 #define CS42L42_HS_DET_LEVEL_4 0x04 52 #define CS42L42_HS_DET_LEVEL_1 0x01 53 54 #define CS42L42_HS_DET_LEVEL_MIN 0 55 #define CS42L42_HS_DET_LEVEL_MAX 0x3F 56 57 /* HS Bias Ramp Rate */ 58 59 #define CS42L42_HSBIAS_RAMP_FAST_RISE_SLOW_FALL 0 60 #define CS42L42_HSBIAS_RAMP_FAST 1 61 #define CS42L42_HSBIAS_RAMP_SLOW 2 62 #define CS42L42_HSBIAS_RAMP_SLOWEST 3 63 64 #define CS42L42_HSBIAS_RAMP_TIME0 10 65 #define CS42L42_HSBIAS_RAMP_TIME1 40 66 #define CS42L42_HSBIAS_RAMP_TIME2 90 67 #define CS42L42_HSBIAS_RAMP_TIME3 170 68 69 #endif /* __DT_CS42L42_H */ 70
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