DT bindings for Texas Instruments TLV320ADC3001 and TLV320ADC3101 audio ADCs.
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| 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 */ | |