1/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) */
 2/*
 3 * Devicetree bindings definitions for tlv320adc3xxx driver.
 4 *
 5 * Copyright (C) 2021 Axis Communications AB
 6 */
 7#ifndef __DT_TLV320ADC3XXX_H
 8#define __DT_TLV320ADC3XXX_H
 9
10#define ADC3XXX_GPIO_DISABLED		0 /* I/O buffers powered down */
11#define ADC3XXX_GPIO_INPUT		1 /* Various non-GPIO inputs */
12#define ADC3XXX_GPIO_GPI		2 /* General purpose input */
13#define ADC3XXX_GPIO_GPO		3 /* General purpose output */
14#define ADC3XXX_GPIO_CLKOUT		4 /* Source set in reg. CLKOUT_MUX */
15#define ADC3XXX_GPIO_INT1		5 /* INT1 output */
16#define ADC3XXX_GPIO_INT2		6 /* INT2 output */
17/* value 7 is reserved */
18#define ADC3XXX_GPIO_SECONDARY_BCLK	8 /* Codec interface secondary BCLK */
19#define ADC3XXX_GPIO_SECONDARY_WCLK	9 /* Codec interface secondary WCLK */
20#define ADC3XXX_GPIO_ADC_MOD_CLK	10 /* Clock output for digital mics */
21/* values 11-15 reserved */
22
23#define ADC3XXX_MICBIAS_OFF		0 /* Micbias pin powered off */
24#define ADC3XXX_MICBIAS_2_0V		1 /* Micbias pin set to 2.0V */
25#define ADC3XXX_MICBIAS_2_5V		2 /* Micbias pin set to 2.5V */
26#define ADC3XXX_MICBIAS_AVDD		3 /* Use AVDD voltage for micbias pin */
27
28#endif /* __DT_TLV320ADC3XXX_H */