tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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linux
1/* SPDX-License-Identifier: GPL-2.0+
2 *
3 * hardware abstraction/register access for HopeRf rf69 radio module
4 *
5 * Copyright (C) 2016 Wolf-Entwicklungen
6 * Marcus Wolf <linux@wolf-entwicklungen.de>
7 *
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version.
12 *
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
17 */
18#ifndef RF69_H
19#define RF69_H
20
21#include "rf69_enum.h"
22#include "rf69_registers.h"
23
24/* NOTE: Modifying FREQUENCY value impacts CE certification */
25#define F_OSC 32000000 /* Hz */
26#define FREQUENCY 433920000 /* Hz */
27#define FIFO_SIZE 66 /* bytes */
28#define FIFO_THRESHOLD 15 /* bytes */
29
30int rf69_set_mode(struct spi_device *spi, enum mode mode);
31int rf69_set_data_mode(struct spi_device *spi, u8 data_mode);
32int rf69_set_modulation(struct spi_device *spi, enum modulation modulation);
33int rf69_set_modulation_shaping(struct spi_device *spi,
34 enum mod_shaping mod_shaping);
35int rf69_set_bit_rate(struct spi_device *spi, u16 bit_rate);
36int rf69_set_deviation(struct spi_device *spi, u32 deviation);
37int rf69_set_frequency(struct spi_device *spi, u32 frequency);
38int rf69_enable_amplifier(struct spi_device *spi, u8 amplifier_mask);
39int rf69_disable_amplifier(struct spi_device *spi, u8 amplifier_mask);
40int rf69_set_output_power_level(struct spi_device *spi, u8 power_level);
41int rf69_set_pa_ramp(struct spi_device *spi, enum pa_ramp pa_ramp);
42int rf69_set_antenna_impedance(struct spi_device *spi,
43 enum antenna_impedance antenna_impedance);
44int rf69_set_lna_gain(struct spi_device *spi, enum lna_gain lna_gain);
45int rf69_set_bandwidth(struct spi_device *spi, enum mantisse mantisse,
46 u8 exponent);
47int rf69_set_bandwidth_during_afc(struct spi_device *spi,
48 enum mantisse mantisse,
49 u8 exponent);
50int rf69_set_ook_threshold_dec(struct spi_device *spi,
51 enum threshold_decrement threshold_decrement);
52int rf69_set_dio_mapping(struct spi_device *spi, u8 dio_number, u8 value);
53bool rf69_get_flag(struct spi_device *spi, enum flag flag);
54int rf69_set_rssi_threshold(struct spi_device *spi, u8 threshold);
55int rf69_set_preamble_length(struct spi_device *spi, u16 preamble_length);
56int rf69_enable_sync(struct spi_device *spi);
57int rf69_disable_sync(struct spi_device *spi);
58int rf69_set_fifo_fill_condition(struct spi_device *spi,
59 enum fifo_fill_condition fifo_fill_condition);
60int rf69_set_sync_size(struct spi_device *spi, u8 sync_size);
61int rf69_set_sync_values(struct spi_device *spi, u8 sync_values[8]);
62int rf69_set_packet_format(struct spi_device *spi,
63 enum packet_format packet_format);
64int rf69_enable_crc(struct spi_device *spi);
65int rf69_disable_crc(struct spi_device *spi);
66int rf69_set_address_filtering(struct spi_device *spi,
67 enum address_filtering address_filtering);
68int rf69_set_payload_length(struct spi_device *spi, u8 payload_length);
69int rf69_set_node_address(struct spi_device *spi, u8 node_address);
70int rf69_set_broadcast_address(struct spi_device *spi, u8 broadcast_address);
71int rf69_set_tx_start_condition(struct spi_device *spi,
72 enum tx_start_condition tx_start_condition);
73int rf69_set_fifo_threshold(struct spi_device *spi, u8 threshold);
74int rf69_set_dagc(struct spi_device *spi, enum dagc dagc);
75
76int rf69_read_fifo(struct spi_device *spi, u8 *buffer, unsigned int size);
77int rf69_write_fifo(struct spi_device *spi, u8 *buffer, unsigned int size);
78
79#endif