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Tom Rini53633a82024-02-29 12:33:36 -05001/* 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 */