| Sylvain Munaut | bc9f5c4 | 2020-09-14 10:22:29 +0200 | [diff] [blame] | 1 | /* |
| 2 | * misc.h | ||||
| 3 | * | ||||
| 4 | * Copyright (C) 2019-2020 Sylvain Munaut <tnt@246tNt.com> | ||||
| 5 | * SPDX-License-Identifier: GPL-3.0-or-later | ||||
| 6 | */ | ||||
| 7 | |||||
| 8 | #pragma once | ||||
| 9 | |||||
| 10 | #include <stdbool.h> | ||||
| 11 | #include <stdint.h> | ||||
| 12 | |||||
| 13 | enum pdm_chan { | ||||
| 14 | PDM_CLK_LO = 0, | ||||
| 15 | PDM_CLK_HI = 1, | ||||
| 16 | PDM_E1_N = 2, | ||||
| 17 | PDM_E1_P = 3, | ||||
| 18 | PDM_E1_CT = 4, | ||||
| 19 | }; | ||||
| 20 | |||||
| 21 | void pdm_set(int chan, bool enable, unsigned value, bool normalize); | ||||
| 22 | |||||
| 23 | uint16_t e1_tick_read(void); | ||||