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