uv-k5-firmware-vk2cjb/driver/bk4819-regs.h

/* Copyright 2023 Dual Tachyon
 * https://github.com/DualTachyon
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 *     Unless required by applicable law or agreed to in writing, software
 *     distributed under the License is distributed on an "AS IS" BASIS,
 *     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *     See the License for the specific language governing permissions and
 *     limitations under the License.
 */

#ifndef BK4819_REGS_H
#define BK4819_REGS_H

#include <stdint.h>

typedef struct {
  const char *name;
  uint8_t num;
  uint8_t offset;
  uint16_t mask;
  uint16_t inc;
} RegisterSpec;

static const RegisterSpec afcDisableRegSpec = {"AFC Disable", 0x73, 4, 1, 1};
static const RegisterSpec afOutRegSpec = {"AF Output Select", 0x47, 8, 0xF, 1};
static const RegisterSpec afDacGainRegSpec = {"AF DAC Gain", 0x48, 0, 0xF, 1};

enum BK4819_REGISTER_t {
	BK4819_REG_00 = 0x00U,
	BK4819_REG_02 = 0x02U,
	BK4819_REG_06 = 0x06U,
	BK4819_REG_07 = 0x07U,
	BK4819_REG_08 = 0x08U,
	BK4819_REG_09 = 0x09U,
	BK4819_REG_0B = 0x0BU,
	BK4819_REG_0C = 0x0CU,
	BK4819_REG_0D = 0x0DU,
	BK4819_REG_0E = 0x0EU,
	// RX AGC Gain Table[0]
	BK4819_REG_10 = 0x10U,
	// RX AGC Gain Table[1]
	BK4819_REG_11 = 0x11U,
	// RX AGC Gain Table[2]
	BK4819_REG_12 = 0x12U,
	// RX AGC Gain Table[3]
	BK4819_REG_13 = 0x13U,
	// RX AGC Gain Table[-1]
	BK4819_REG_14 = 0x14U,
	BK4819_REG_19 = 0x19U,
	BK4819_REG_1F = 0x1FU,
	BK4819_REG_20 = 0x20U,
	BK4819_REG_21 = 0x21U,
	BK4819_REG_24 = 0x24U,
	BK4819_REG_28 = 0x28U,
	BK4819_REG_29 = 0x29U,
	BK4819_REG_2B = 0x2BU,
	BK4819_REG_30 = 0x30U,
	BK4819_REG_31 = 0x31U,
	BK4819_REG_32 = 0x32U,
	BK4819_REG_33 = 0x33U,
	BK4819_REG_36 = 0x36U,
	BK4819_REG_37 = 0x37U,
	BK4819_REG_38 = 0x38U,
	BK4819_REG_39 = 0x39U,
	BK4819_REG_3A = 0x3AU,
	BK4819_REG_3B = 0x3BU,
	BK4819_REG_3C = 0x3CU,
	BK4819_REG_3D = 0x3DU,
	BK4819_REG_3E = 0x3EU,
	BK4819_REG_3F = 0x3FU,
	BK4819_REG_40 = 0x40U,
	BK4819_REG_43 = 0x43U,
	BK4819_REG_46 = 0x46U,
	BK4819_REG_47 = 0x47U,
	BK4819_REG_48 = 0x48U,
	// REG_49<15:14> 0b00; High/Low Lo selection:
	// 0X: Auto High/Low Lo
	// 10: Low Lo
	// 11: High Lo
	// REG_49<13:7> 0x50; RF AGC high threshold, 1 dB/LSB
	// REG_49<6:0> 0x30; RF AGC low threshold, 1 dB/LSB
	BK4819_REG_49 = 0x49U,
	BK4819_REG_4D = 0x4DU,
	BK4819_REG_4E = 0x4EU,
	BK4819_REG_4F = 0x4FU,
	BK4819_REG_50 = 0x50U,
	BK4819_REG_51 = 0x51U,
	BK4819_REG_52 = 0x52U,
	BK4819_REG_58 = 0x58U,
	BK4819_REG_59 = 0x59U,
	BK4819_REG_5A = 0x5AU,
	BK4819_REG_5B = 0x5BU,
	BK4819_REG_5C = 0x5CU,
	BK4819_REG_5D = 0x5DU,
	BK4819_REG_5E = 0x5EU,
	BK4819_REG_5F = 0x5FU,
	BK4819_REG_63 = 0x63U,
	BK4819_REG_64 = 0x64U,
	BK4819_REG_65 = 0x65U,
	BK4819_REG_67 = 0x67U,
	BK4819_REG_68 = 0x68U,
	BK4819_REG_69 = 0x69U,
	BK4819_REG_6A = 0x6AU,
	BK4819_REG_6F = 0x6FU,
	BK4819_REG_70 = 0x70U,
	BK4819_REG_71 = 0x71U,
	BK4819_REG_72 = 0x72U,
	BK4819_REG_78 = 0x78U,
	BK4819_REG_79 = 0x79U,
	BK4819_REG_7A = 0x7AU,
	// REG_7B<15:0> 0xae34 RSSI table
	BK4819_REG_7B = 0x7BU,
	// REG_7C<15:0> 0x8000 RSSI table
	BK4819_REG_7C = 0x7CU,
	BK4819_REG_7D = 0x7DU,
	// REG_7E<15> 0; AGC fix mode:
	// 1: Fix
	// 0: Auto
	// REG_7E<14:12> 0b011; AGC fix index:
	// 011: Max.
	// …
	// 100: Min.
	// REG_7E<5:3> 0b101; DC filter bandwidth for TX (MIC in):
	// 000: Bypass DC filter
	// REG_7E<2:0> 0b110; DC filter bandwidth for RX (IF in):
	// 000: Bypass DC filter
	BK4819_REG_7E = 0x7EU,
};

typedef enum BK4819_REGISTER_t BK4819_REGISTER_t;

enum BK4819_GPIO_PIN_t {
	BK4819_GPIO0_PIN28_RX_ENABLE = 0,
	BK4819_GPIO1_PIN29_PA_ENABLE = 1,
	BK4819_GPIO3_PIN31_UHF_LNA = 3,
	BK4819_GPIO4_PIN32_VHF_LNA = 4,
	BK4819_GPIO5_PIN1_RED = 5,
	BK4819_GPIO6_PIN2_GREEN = 6,
};

typedef enum BK4819_GPIO_PIN_t BK4819_GPIO_PIN_t;

// REG 02

#define BK4819_REG_02_SHIFT_FSK_TX_FINISHED		15
#define BK4819_REG_02_SHIFT_FSK_FIFO_ALMOST_EMPTY	14
#define BK4819_REG_02_SHIFT_FSK_RX_FINISHED		13
#define BK4819_REG_02_SHIFT_FSK_FIFO_ALMOST_FULL	12
#define BK4819_REG_02_SHIFT_DTMF_5TONE_FOUND		11
#define BK4819_REG_02_SHIFT_CxCSS_TAIL			10
#define BK4819_REG_02_SHIFT_CDCSS_FOUND			9
#define BK4819_REG_02_SHIFT_CDCSS_LOST			8
#define BK4819_REG_02_SHIFT_CTCSS_FOUND			7
#define BK4819_REG_02_SHIFT_CTCSS_LOST			6
#define BK4819_REG_02_SHIFT_VOX_FOUND			5
#define BK4819_REG_02_SHIFT_VOX_LOST			4
#define BK4819_REG_02_SHIFT_SQUELCH_FOUND		3
#define BK4819_REG_02_SHIFT_SQUELCH_LOST		2
#define BK4819_REG_02_SHIFT_FSK_RX_SYNC			1

#define BK4819_REG_02_MASK_FSK_TX_FINISHED		(1U << BK4819_REG_02_SHIFT_FSK_TX)
#define BK4819_REG_02_MASK_FSK_FIFO_ALMOST_EMPTY	(1U << BK4819_REG_02_SHIFT_FSK_FIFO_ALMOST_EMPTY)
#define BK4819_REG_02_MASK_FSK_RX_FINISHED		(1U << BK4819_REG_02_SHIFT_FSK_RX_FINISHED)
#define BK4819_REG_02_MASK_FSK_FIFO_ALMOST_FULL		(1U << BK4819_REG_02_SHIFT_FSK_FIFO_ALMOST_FULL)
#define BK4819_REG_02_MASK_DTMF_5TONE_FOUND		(1U << BK4819_REG_02_SHIFT_DTMF_5TONE_FOUND)
#define BK4819_REG_02_MASK_CxCSS_TAIL			(1U << BK4819_REG_02_SHIFT_CxCSS_TAIL)
#define BK4819_REG_02_MASK_CDCSS_FOUND			(1U << BK4819_REG_02_SHIFT_CDCSS_FOUND)
#define BK4819_REG_02_MASK_CDCSS_LOST			(1U << BK4819_REG_02_SHIFT_CDCSS_LOST)
#define BK4819_REG_02_MASK_CTCSS_FOUND			(1U << BK4819_REG_02_SHIFT_CTCSS_FOUND)
#define BK4819_REG_02_MASK_CTCSS_LOST			(1U << BK4819_REG_02_SHIFT_CTCSS_LOST)
#define BK4819_REG_02_MASK_VOX_FOUND			(1U << BK4819_REG_02_SHIFT_VOX_FOUND)
#define BK4819_REG_02_MASK_VOX_LOST			(1U << BK4819_REG_02_SHIFT_VOX_LOST)
#define BK4819_REG_02_MASK_SQUELCH_FOUND		(1U << BK4819_REG_02_SHIFT_SQUELCH_FOUND)
#define BK4819_REG_02_MASK_SQUELCH_LOST			(1U << BK4819_REG_02_SHIFT_SQUELCH_LOST)
#define BK4819_REG_02_MASK_FSK_RX_SYNC			(1U << BK4819_REG_02_SHIFT_FSK_RX_SYNC)

#define BK4819_REG_02_FSK_TX_FINISHED			(1U << BK4819_REG_02_SHIFT_FSK_TX_FINISHED)
#define BK4819_REG_02_FSK_FIFO_ALMOST_EMPTY		(1U << BK4819_REG_02_SHIFT_FSK_FIFO_ALMOST_EMPTY)
#define BK4819_REG_02_FSK_RX_FINISHED			(1U << BK4819_REG_02_SHIFT_FSK_RX_FINISHED)
#define BK4819_REG_02_FSK_FIFO_ALMOST_FULL		(1U << BK4819_REG_02_SHIFT_FSK_FIFO_ALMOST_FULL)
#define BK4819_REG_02_DTMF_5TONE_FOUND			(1U << BK4819_REG_02_SHIFT_DTMF_5TONE_FOUND)
#define BK4819_REG_02_CxCSS_TAIL			(1U << BK4819_REG_02_SHIFT_CxCSS_TAIL)
#define BK4819_REG_02_CDCSS_FOUND			(1U << BK4819_REG_02_SHIFT_CDCSS_FOUND)
#define BK4819_REG_02_CDCSS_LOST			(1U << BK4819_REG_02_SHIFT_CDCSS_LOST)
#define BK4819_REG_02_CTCSS_FOUND			(1U << BK4819_REG_02_SHIFT_CTCSS_FOUND)
#define BK4819_REG_02_CTCSS_LOST			(1U << BK4819_REG_02_SHIFT_CTCSS_LOST)
#define BK4819_REG_02_VOX_FOUND				(1U << BK4819_REG_02_SHIFT_VOX_FOUND)
#define BK4819_REG_02_VOX_LOST				(1U << BK4819_REG_02_SHIFT_VOX_LOST)
#define BK4819_REG_02_SQUELCH_FOUND			(1U << BK4819_REG_02_SHIFT_SQUELCH_FOUND)
#define BK4819_REG_02_SQUELCH_LOST			(1U << BK4819_REG_02_SHIFT_SQUELCH_LOST)
#define BK4819_REG_02_FSK_RX_SYNC			(1U << BK4819_REG_02_SHIFT_FSK_RX_SYNC)

// REG 07

#define BK4819_REG_07_SHIFT_FREQUENCY_MODE	13
#define BK4819_REG_07_SHIFT_FREQUENCY		0

#define BK4819_REG_07_MASK_FREQUENCY_MODE	(0x0007U << BK4819_REG_07_SHIFT_FREQUENCY_MODE)
#define BK4819_REG_07_MASK_FREQUENCY		(0x1FFFU << BK4819_REG_07_SHIFT_FREQUENCY)

#define BK4819_REG_07_MODE_CTC1			(0U << BK4819_REG_07_SHIFT_FREQUENCY_MODE)
#define BK4819_REG_07_MODE_CTC2			(1U << BK4819_REG_07_SHIFT_FREQUENCY_MODE)
#define BK4819_REG_07_MODE_CDCSS		(2U << BK4819_REG_07_SHIFT_FREQUENCY_MODE)

// REG 24

#define BK4819_REG_24_SHIFT_UNKNOWN_15   15
#define BK4819_REG_24_SHIFT_THRESHOLD    7
#define BK4819_REG_24_SHIFT_UNKNOWN_6    6
#define BK4819_REG_24_SHIFT_ENABLE       5
#define BK4819_REG_24_SHIFT_SELECT       4
#define BK4819_REG_24_SHIFT_MAX_SYMBOLS  0

#define BK4819_REG_24_MASK_THRESHOLD     (0x2Fu << BK4819_REG_24_SHIFT_THRESHOLD)
#define BK4819_REG_24_MASK_ENABLE        (0x01u << BK4819_REG_24_SHIFT_ENABLE)
#define BK4819_REG_24_MASK_SELECT        (0x04u << BK4819_REG_24_SHIFT_SELECT)
#define BK4819_REG_24_MASK_MAX_SYMBOLS   (0x0Fu << BK4819_REG_24_SHIFT_MAX_SYMBOLS)

#define BK4819_REG_24_ENABLE             (1u << BK4819_REG_24_SHIFT_ENABLE)
#define BK4819_REG_24_DISABLE            (0u << BK4819_REG_24_SHIFT_ENABLE)
#define BK4819_REG_24_SELECT_DTMF        (1u << BK4819_REG_24_SHIFT_SELECT)
#define BK4819_REG_24_SELECT_SELCALL     (0u << BK4819_REG_24_SHIFT_SELECT)

// REG 30

#define BK4819_REG_30_SHIFT_ENABLE_VCO_CALIB	15
#define BK4819_REG_30_SHIFT_ENABLE_UNKNOWN	14
#define BK4819_REG_30_SHIFT_ENABLE_RX_LINK	10
#define BK4819_REG_30_SHIFT_ENABLE_AF_DAC	9
#define BK4819_REG_30_SHIFT_ENABLE_DISC_MODE	8
#define BK4819_REG_30_SHIFT_ENABLE_PLL_VCO	4
#define BK4819_REG_30_SHIFT_ENABLE_PA_GAIN	3
#define BK4819_REG_30_SHIFT_ENABLE_MIC_ADC	2
#define BK4819_REG_30_SHIFT_ENABLE_TX_DSP	1
#define BK4819_REG_30_SHIFT_ENABLE_RX_DSP	0

#define BK4819_REG_30_MASK_ENABLE_VCO_CALIB	(0x1U << BK4819_REG_30_SHIFT_ENABLE_VCO_CALIB)
#define BK4819_REG_30_MASK_ENABLE_UNKNOWN	(0x1U << BK4819_REG_30_SHIFT_ENABLE_UNKNOWN)
#define BK4819_REG_30_MASK_ENABLE_RX_LINK	(0xFU << BK4819_REG_30_SHIFT_ENABLE_RX_LINK)
#define BK4819_REG_30_MASK_ENABLE_AF_DAC	(0x1U << BK4819_REG_30_SHIFT_ENABLE_AF_DAC)
#define BK4819_REG_30_MASK_ENABLE_DISC_MODE	(0x1U << BK4819_REG_30_SHIFT_ENABLE_DISC_MODE)
#define BK4819_REG_30_MASK_ENABLE_PLL_VCO	(0xFU << BK4819_REG_30_SHIFT_ENABLE_PLL_VCO)
#define BK4819_REG_30_MASK_ENABLE_PA_GAIN	(0x1U << BK4819_REG_30_SHIFT_ENABLE_PA_GAIN)
#define BK4819_REG_30_MASK_ENABLE_MIC_ADC	(0x1U << BK4819_REG_30_SHIFT_ENABLE_MIC_ADC)
#define BK4819_REG_30_MASK_ENABLE_TX_DSP	(0x1U << BK4819_REG_30_SHIFT_ENABLE_TX_DSP)
#define BK4819_REG_30_MASK_ENABLE_RX_DSP	(0x1U << BK4819_REG_30_SHIFT_ENABLE_RX_DSP)

enum {
	BK4819_REG_30_ENABLE_VCO_CALIB		= (0x1U << BK4819_REG_30_SHIFT_ENABLE_VCO_CALIB),
	BK4819_REG_30_DISABLE_VCO_CALIB		= (0x0U << BK4819_REG_30_SHIFT_ENABLE_VCO_CALIB),
	BK4819_REG_30_ENABLE_UNKNOWN		= (0x1U << BK4819_REG_30_SHIFT_ENABLE_UNKNOWN),
	BK4819_REG_30_DISABLE_UNKNOWN		= (0x0U << BK4819_REG_30_SHIFT_ENABLE_UNKNOWN),
	BK4819_REG_30_ENABLE_RX_LINK		= (0xFU << BK4819_REG_30_SHIFT_ENABLE_RX_LINK),
	BK4819_REG_30_DISABLE_RX_LINK		= (0x0U << BK4819_REG_30_SHIFT_ENABLE_RX_LINK),
	BK4819_REG_30_ENABLE_AF_DAC		= (0x1U << BK4819_REG_30_SHIFT_ENABLE_AF_DAC),
	BK4819_REG_30_DISABLE_AF_DAC		= (0x0U << BK4819_REG_30_SHIFT_ENABLE_AF_DAC),
	BK4819_REG_30_ENABLE_DISC_MODE		= (0x1U << BK4819_REG_30_SHIFT_ENABLE_DISC_MODE),
	BK4819_REG_30_DISABLE_DISC_MODE		= (0x0U << BK4819_REG_30_SHIFT_ENABLE_DISC_MODE),
	BK4819_REG_30_ENABLE_PLL_VCO		= (0xFU << BK4819_REG_30_SHIFT_ENABLE_PLL_VCO),
	BK4819_REG_30_DISABLE_PLL_VCO		= (0x0U << BK4819_REG_30_SHIFT_ENABLE_PLL_VCO),
	BK4819_REG_30_ENABLE_PA_GAIN		= (0x1U << BK4819_REG_30_SHIFT_ENABLE_PA_GAIN),
	BK4819_REG_30_DISABLE_PA_GAIN		= (0x0U << BK4819_REG_30_SHIFT_ENABLE_PA_GAIN),
	BK4819_REG_30_ENABLE_MIC_ADC		= (0x1U << BK4819_REG_30_SHIFT_ENABLE_MIC_ADC),
	BK4819_REG_30_DISABLE_MIC_ADC		= (0x0U << BK4819_REG_30_SHIFT_ENABLE_MIC_ADC),
	BK4819_REG_30_ENABLE_TX_DSP		= (0x1U << BK4819_REG_30_SHIFT_ENABLE_TX_DSP),
	BK4819_REG_30_DISABLE_TX_DSP		= (0x0U << BK4819_REG_30_SHIFT_ENABLE_TX_DSP),
	BK4819_REG_30_ENABLE_RX_DSP		= (0x1U << BK4819_REG_30_SHIFT_ENABLE_RX_DSP),
	BK4819_REG_30_DISABLE_RX_DSP		= (0x0U << BK4819_REG_30_SHIFT_ENABLE_RX_DSP),
};

// REG 3F

#define BK4819_REG_3F_SHIFT_FSK_TX_FINISHED		15
#define BK4819_REG_3F_SHIFT_FSK_FIFO_ALMOST_EMPTY	14
#define BK4819_REG_3F_SHIFT_FSK_RX_FINISHED		13
#define BK4819_REG_3F_SHIFT_FSK_FIFO_ALMOST_FULL	12
#define BK4819_REG_3F_SHIFT_DTMF_5TONE_FOUND		11
#define BK4819_REG_3F_SHIFT_CxCSS_TAIL			10
#define BK4819_REG_3F_SHIFT_CDCSS_FOUND			9
#define BK4819_REG_3F_SHIFT_CDCSS_LOST			8
#define BK4819_REG_3F_SHIFT_CTCSS_FOUND			7
#define BK4819_REG_3F_SHIFT_CTCSS_LOST			6
#define BK4819_REG_3F_SHIFT_VOX_FOUND			5
#define BK4819_REG_3F_SHIFT_VOX_LOST			4
#define BK4819_REG_3F_SHIFT_SQUELCH_FOUND		3
#define BK4819_REG_3F_SHIFT_SQUELCH_LOST		2
#define BK4819_REG_3F_SHIFT_FSK_RX_SYNC			1

#define BK4819_REG_3F_MASK_FSK_TX_FINISHED		(1U << BK4819_REG_3F_SHIFT_FSK_TX)
#define BK4819_REG_3F_MASK_FSK_FIFO_ALMOST_EMPTY	(1U << BK4819_REG_3F_SHIFT_FSK_FIFO_ALMOST_EMPTY)
#define BK4819_REG_3F_MASK_FSK_RX_FINISHED		(1U << BK4819_REG_3F_SHIFT_FSK_RX_FINISHED)
#define BK4819_REG_3F_MASK_FSK_FIFO_ALMOST_FULL		(1U << BK4819_REG_3F_SHIFT_FSK_FIFO_ALMOST_FULL)
#define BK4819_REG_3F_MASK_DTMF_5TONE_FOUND		(1U << BK4819_REG_3F_SHIFT_DTMF_5TONE_FOUND)
#define BK4819_REG_3F_MASK_CxCSS_TAIL			(1U << BK4819_REG_3F_SHIFT_CxCSS_TAIL)
#define BK4819_REG_3F_MASK_CDCSS_FOUND			(1U << BK4819_REG_3F_SHIFT_CDCSS_FOUND)
#define BK4819_REG_3F_MASK_CDCSS_LOST			(1U << BK4819_REG_3F_SHIFT_CDCSS_LOST)
#define BK4819_REG_3F_MASK_CTCSS_FOUND			(1U << BK4819_REG_3F_SHIFT_CTCSS_FOUND)
#define BK4819_REG_3F_MASK_CTCSS_LOST			(1U << BK4819_REG_3F_SHIFT_CTCSS_LOST)
#define BK4819_REG_3F_MASK_VOX_FOUND			(1U << BK4819_REG_3F_SHIFT_VOX_FOUND)
#define BK4819_REG_3F_MASK_VOX_LOST			(1U << BK4819_REG_3F_SHIFT_VOX_LOST)
#define BK4819_REG_3F_MASK_SQUELCH_FOUND		(1U << BK4819_REG_3F_SHIFT_SQUELCH_FOUND)
#define BK4819_REG_3F_MASK_SQUELCH_LOST			(1U << BK4819_REG_3F_SHIFT_SQUELCH_LOST)
#define BK4819_REG_3F_MASK_FSK_RX_SYNC			(1U << BK4819_REG_3F_SHIFT_FSK_RX_SYNC)

#define BK4819_REG_3F_FSK_TX_FINISHED			(1U << BK4819_REG_3F_SHIFT_FSK_TX_FINISHED)
#define BK4819_REG_3F_FSK_FIFO_ALMOST_EMPTY		(1U << BK4819_REG_3F_SHIFT_FSK_FIFO_ALMOST_EMPTY)
#define BK4819_REG_3F_FSK_RX_FINISHED			(1U << BK4819_REG_3F_SHIFT_FSK_RX_FINISHED)
#define BK4819_REG_3F_FSK_FIFO_ALMOST_FULL		(1U << BK4819_REG_3F_SHIFT_FSK_FIFO_ALMOST_FULL)
#define BK4819_REG_3F_DTMF_5TONE_FOUND			(1U << BK4819_REG_3F_SHIFT_DTMF_5TONE_FOUND)
#define BK4819_REG_3F_CxCSS_TAIL			(1U << BK4819_REG_3F_SHIFT_CxCSS_TAIL)
#define BK4819_REG_3F_CDCSS_FOUND			(1U << BK4819_REG_3F_SHIFT_CDCSS_FOUND)
#define BK4819_REG_3F_CDCSS_LOST			(1U << BK4819_REG_3F_SHIFT_CDCSS_LOST)
#define BK4819_REG_3F_CTCSS_FOUND			(1U << BK4819_REG_3F_SHIFT_CTCSS_FOUND)
#define BK4819_REG_3F_CTCSS_LOST			(1U << BK4819_REG_3F_SHIFT_CTCSS_LOST)
#define BK4819_REG_3F_VOX_FOUND				(1U << BK4819_REG_3F_SHIFT_VOX_FOUND)
#define BK4819_REG_3F_VOX_LOST				(1U << BK4819_REG_3F_SHIFT_VOX_LOST)
#define BK4819_REG_3F_SQUELCH_FOUND			(1U << BK4819_REG_3F_SHIFT_SQUELCH_FOUND)
#define BK4819_REG_3F_SQUELCH_LOST			(1U << BK4819_REG_3F_SHIFT_SQUELCH_LOST)
#define BK4819_REG_3F_FSK_RX_SYNC			(1U << BK4819_REG_3F_SHIFT_FSK_RX_SYNC)

// REG 51

#define BK4819_REG_51_SHIFT_ENABLE_CxCSS        15
#define BK4819_REG_51_SHIFT_GPIO6_PIN2_INPUT    14
#define BK4819_REG_51_SHIFT_TX_CDCSS_POLARITY   13
#define BK4819_REG_51_SHIFT_CxCSS_MODE          12
#define BK4819_REG_51_SHIFT_CDCSS_BIT_WIDTH     11
#define BK4819_REG_51_SHIFT_1050HZ_DETECTION    10
#define BK4819_REG_51_SHIFT_AUTO_CDCSS_BW       9
#define BK4819_REG_51_SHIFT_AUTO_CTCSS_BW       8
#define BK4819_REG_51_SHIFT_CxCSS_TX_GAIN1      0

#define BK4819_REG_51_MASK_ENABLE_CxCSS        (0x01U << BK4819_REG_51_SHIFT_ENABLE_CxCSS)
#define BK4819_REG_51_MASK_GPIO6_PIN2_INPUT    (0x01U << BK4819_REG_51_SHIFT_GPIO6_PIN2_INPUT)
#define BK4819_REG_51_MASK_TX_CDCSS_POLARITY   (0x01U << BK4819_REG_51_SHIFT_TX_CDCSS_POLARITY)
#define BK4819_REG_51_MASK_CxCSS_MODE          (0x01U << BK4819_REG_51_SHIFT_CxCSS_MODE)
#define BK4819_REG_51_MASK_CDCSS_BIT_WIDTH     (0x01U << BK4819_REG_51_SHIFT_CDCSS_BIT_WIDTH)
#define BK4819_REG_51_MASK_1050HZ_DETECTION    (0x01U << BK4819_REG_51_SHIFT_1050HZ_DETECTION)
#define BK4819_REG_51_MASK_AUTO_CDCSS_BW       (0x01U << BK4819_REG_51_SHIFT_AUTO_CDCSS_BW)
#define BK4819_REG_51_MASK_AUTO_CTCSS_BW       (0x01U << BK4819_REG_51_SHIFT_AUTO_CTCSS_BW)
#define BK4819_REG_51_MASK_CxCSS_TX_GAIN1      (0x7FU << BK4819_REG_51_SHIFT_CxCSS_TX_GAIN1)

enum {
	BK4819_REG_51_ENABLE_CxCSS          = (1U << BK4819_REG_51_SHIFT_ENABLE_CxCSS),
	BK4819_REG_51_DISABLE_CxCSS         = (0U << BK4819_REG_51_SHIFT_ENABLE_CxCSS),

	BK4819_REG_51_GPIO6_PIN2_INPUT      = (1U << BK4819_REG_51_SHIFT_GPIO6_PIN2_INPUT),
	BK4819_REG_51_GPIO6_PIN2_NORMAL     = (0U << BK4819_REG_51_SHIFT_GPIO6_PIN2_INPUT),

	BK4819_REG_51_TX_CDCSS_NEGATIVE     = (1U << BK4819_REG_51_SHIFT_TX_CDCSS_POLARITY),
	BK4819_REG_51_TX_CDCSS_POSITIVE     = (0U << BK4819_REG_51_SHIFT_TX_CDCSS_POLARITY),

	BK4819_REG_51_MODE_CTCSS            = (1U << BK4819_REG_51_SHIFT_CxCSS_MODE),
	BK4819_REG_51_MODE_CDCSS            = (0U << BK4819_REG_51_SHIFT_CxCSS_MODE),

	BK4819_REG_51_CDCSS_24_BIT          = (1U << BK4819_REG_51_SHIFT_CDCSS_BIT_WIDTH),
	BK4819_REG_51_CDCSS_23_BIT          = (0U << BK4819_REG_51_SHIFT_CDCSS_BIT_WIDTH),

	BK4819_REG_51_1050HZ_DETECTION      = (1U << BK4819_REG_51_SHIFT_1050HZ_DETECTION),
	BK4819_REG_51_1050HZ_NO_DETECTION   = (0U << BK4819_REG_51_SHIFT_1050HZ_DETECTION),

	BK4819_REG_51_AUTO_CDCSS_BW_DISABLE = (1U << BK4819_REG_51_SHIFT_AUTO_CDCSS_BW),
	BK4819_REG_51_AUTO_CDCSS_BW_ENABLE  = (0U << BK4819_REG_51_SHIFT_AUTO_CDCSS_BW),

	BK4819_REG_51_AUTO_CTCSS_BW_DISABLE = (1U << BK4819_REG_51_SHIFT_AUTO_CTCSS_BW),
	BK4819_REG_51_AUTO_CTCSS_BW_ENABLE  = (0U << BK4819_REG_51_SHIFT_AUTO_CTCSS_BW),
};

// REG 70

#define BK4819_REG_70_SHIFT_ENABLE_TONE1	15
#define BK4819_REG_70_SHIFT_TONE1_TUNING_GAIN	8
#define BK4819_REG_70_SHIFT_ENABLE_TONE2	7
#define BK4819_REG_70_SHIFT_TONE2_TUNING_GAIN	0

#define BK4819_REG_70_MASK_ENABLE_TONE1		(0x01U << BK4819_REG_70_SHIFT_ENABLE_TONE1)
#define BK4819_REG_70_MASK_TONE1_TUNING_GAIN	(0x7FU << BK4819_REG_70_SHIFT_TONE1_TUNING_GAIN)
#define BK4819_REG_70_MASK_ENABLE_TONE2		(0x01U << BK4819_REG_70_SHIFT_ENABLE_TONE2)
#define BK4819_REG_70_MASK_TONE2_TUNING_GAIN	(0x7FU << BK4819_REG_70_SHIFT_TONE2_TUNING_GAIN)

enum {
	BK4819_REG_70_ENABLE_TONE1		= (1U << BK4819_REG_70_SHIFT_ENABLE_TONE1),
	BK4819_REG_70_ENABLE_TONE2		= (1U << BK4819_REG_70_SHIFT_ENABLE_TONE2),
};

#endif