rudism
/
pinebuds
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity
pinebuds/apps/audioplayers/fmradio.cpp

530 lines
15 KiB
C++
Raw Normal View History

add first commit
2022-08-15 04:20:27 -05:00
/***************************************************************************
*
* Copyright 2015-2019 BES.
* All rights reserved. All unpublished rights reserved.
*
* No part of this work may be used or reproduced in any form or by any
* means, or stored in a database or retrieval system, without prior written
* permission of BES.
*
* Use of this work is governed by a license granted by BES.
* This work contains confidential and proprietary information of
* BES. which is protected by copyright, trade secret,
* trademark and other intellectual property rights.
*
****************************************************************************/
#ifdef CHIP_BEST1000
#include "cmsis.h"
#include "cmsis_os.h"
#include "hal_trace.h"
#include "fmdec.h"
#include "hal_dma.h"
#include "hal_timer.h"
#include "hal_cmu.h"
#include "hal_analogif.h"
#include "hal_chipid.h"
#include "audioflinger.h"
#include "audiobuffer.h"
#include "cqueue.h"
#include "app_audio.h"
#include "app_utils.h"
#include "app_overlay.h"
#include "string.h"
#include "pmu.h"
//#define FM_DEBUG 1
#define FM_DIGITAL_REG(a) *(volatile uint32_t *)(a)
#define fm_read_rf_reg(reg,val) hal_analogif_reg_read(reg,val)
#define fm_write_rf_reg(reg,val) hal_analogif_reg_write(reg,val)
#define FM_FRAME_NUM 4
#define FM_SAMPLE_NUM NUMOFSAMPLE
#ifdef ATAN2_HARDWARE
#ifdef FM_NEWMODE
#define FM_SAMPLE_BUFFER_SIZE (FM_FRAME_NUM*FM_SAMPLE_NUM*4)
#else
#define FM_SAMPLE_BUFFER_SIZE (FM_FRAME_NUM*FM_SAMPLE_NUM/2*4)
#endif
#else
#define FM_SAMPLE_BUFFER_SIZE (FM_FRAME_NUM*FM_SAMPLE_NUM*4)
#endif
#define FM_AUDIO_BUFFER_SIZE (4096)
extern int app_bt_stream_local_volume_get(void);
static int32_t *fm_sample_buffer_p;
static void fm_handler(uint8_t chan, uint32_t remains, uint32_t error, struct HAL_DMA_DESC_T *lli)
{
static int cnt = 0;
int16_t fm_decbuf[(FM_SAMPLE_NUM/9)];
FmDemodulate((int16_t *)(fm_sample_buffer_p +((cnt%FM_FRAME_NUM)*FM_SAMPLE_NUM)), fm_decbuf,FM_SAMPLE_NUM);
cnt++;
app_audio_pcmbuff_put((uint8_t *)fm_decbuf, (FM_SAMPLE_NUM/9)<<1);
FmDemodulate((int16_t *)(fm_sample_buffer_p +((cnt%FM_FRAME_NUM)*FM_SAMPLE_NUM)), fm_decbuf,FM_SAMPLE_NUM);
cnt++;
app_audio_pcmbuff_put((uint8_t *)fm_decbuf, (FM_SAMPLE_NUM/9)<<1);
#ifdef FM_DEBUG
{
static uint32_t preTicks;
uint32_t diff_ticks = 0;
uint32_t cur_ticks;
cur_ticks = hal_sys_timer_get();
if (!preTicks){
preTicks = cur_ticks;
}else{
diff_ticks = TICKS_TO_MS(cur_ticks - preTicks);
preTicks = cur_ticks;
}
TRACE(3,"[fm_handler] diff=%d add:%d remain:%d input", diff_ticks, (FM_SAMPLE_NUM/9)<<1, app_audio_pcmbuff_length());
}
#endif
}
uint32_t fm_pcm_more_data(uint8_t *buf, uint32_t len)
{
app_audio_pcmbuff_get(buf, len);
#ifdef FM_DEBUG
{
static uint32_t preTicks;
uint32_t diff_ticks = 0;
uint32_t cur_ticks= hal_sys_timer_get();
if (!preTicks){
preTicks = cur_ticks;
}else{
diff_ticks = TICKS_TO_MS(cur_ticks - preTicks);
preTicks = cur_ticks;
}
TRACE(5,"[fm_pcm_more_data] diff=%d get:%d remain:%d output isr:0x%08x cnt:%d", diff_ticks, len/2, app_audio_pcmbuff_length(), FM_DIGITAL_REG(0x40160020), FM_DIGITAL_REG(0x40160028));
}
#endif
return 0;
}
uint32_t fm_capture_more_data(uint8_t *buf, uint32_t len)
{
fm_handler(0,0,0,NULL);
return len;
}
void fm_radio_digit_init(void)
{
FM_DIGITAL_REG(0xd0350244) = (FM_DIGITAL_REG(0xd0350244) & ~0x01fff) | 0x20f; //-890k -> 0 if_shift, for 110.5292m adc
// FM_DIGITAL_REG(0x40180e0c) = 0x34;
//FM_DIGITAL_REG(0x4000a050) = (FM_DIGITAL_REG(0x4000a050) & ~0x18000) | 0x18000;
#ifdef ATAN2_HARDWARE
FM_DIGITAL_REG(0xd0330038) |= (1 << 11);
FM_DIGITAL_REG(0xd0330038) |= (1 << 17);
FM_DIGITAL_REG(0xd0350248) = 0x80c00000;
// FM_DIGITAL_REG(0x40160030) = 1;
// FM_DIGITAL_REG(0x40160000) = 0x21;
#else
FM_DIGITAL_REG(0xd0330038) |= (1 << 11);
FM_DIGITAL_REG(0xd0350248) = 0x80c00000;
// FM_DIGITAL_REG(0x40160030) = 1;
// FM_DIGITAL_REG(0x40160000) = 1;
#endif
#ifdef SINGLECHANLE
//0x4000a010 bit2 д0 <20><>channel dac
FM_DIGITAL_REG(0x4000a010) = (1 << 5) |(1<<4);
#else
FM_DIGITAL_REG(0x4000a010) = (1 << 5) | (1 << 2)|(1<<4);
#endif
FM_DIGITAL_REG(0x4000a020) = ~0UL;
FM_DIGITAL_REG(0x4000a02c) = 4;
FM_DIGITAL_REG(0x4000a030) = 4;
FM_DIGITAL_REG(0x4000a034) = (1 << 2) | (1 << 1) | (1 << 0);
// Start DAC
// FM_DIGITAL_REG(0x4000a010) |= (1 << 1);
#if 0
//52M
FM_DIGITAL_REG(0x40000060) |= (1 << 21);
FM_DIGITAL_REG(0x40000060) |= (1 << 24);
FM_DIGITAL_REG(0x40000060) |= (1 << 27);
FM_DIGITAL_REG(0x40000060) =(FM_DIGITAL_REG(0x40000060) & ~ (1 << 20));
FM_DIGITAL_REG(0x40000060) |= (1 << 29);
// FM_DIGITAL_REG(0x40000060) |= (1 << 27);
FM_DIGITAL_REG(0x40000064) = (FM_DIGITAL_REG(0x40000064) & ~0xFF) | 0x7A | (1 << 10) | (1<<30);
#endif
FM_DIGITAL_REG(0x4000a040) = 0xc0810000;
FM_DIGITAL_REG(0x4000a044) = 0x08040c04;
FM_DIGITAL_REG(0x4000a048) = 0x0e01f268;
FM_DIGITAL_REG(0x4000a04c) = 0x00005100;
// FM_DIGITAL_REG(0x40010010) = 0;
// FM_DIGITAL_REG(0x40010014) = 0x03a80005;
//FM_DIGITAL_REG(0x40010018) = 0x00200019;
FM_DIGITAL_REG(0x4000a050) = 0x24200000; //for adc_div_3_6 bypass
FM_DIGITAL_REG(0x4000a050) = (FM_DIGITAL_REG(0x4000a050) & ~0x780) | 0x380; // for channel 1 adc volume, bit10~7
FM_DIGITAL_REG(0x4000a050) = (FM_DIGITAL_REG(0x4000a050) & ~0x18000) | 0x18000; // for dual channel adc/dac
#ifdef SINGLECHANLE
//0x4000a050 bit16 д0 <20><>channel dac for codec
FM_DIGITAL_REG(0x4000a050) =(FM_DIGITAL_REG(0x4000a050) & ~ (1 << 16));
#endif
FM_DIGITAL_REG(0x4000a048) = (FM_DIGITAL_REG(0x4000a048) & ~0x00000f00) | 0x40000900; //set for sdm gain
FM_DIGITAL_REG(0x4000a044) = (FM_DIGITAL_REG(0x4000a044) & ~0x60000000) | 0x60000000; //for adc en, and dac en
// Start DAC
FM_DIGITAL_REG(0x4000a010) |= (1 << 1);
// Delay 2 ms
// for (volatile int kk = 0; kk < 1000/64; kk++);
osDelay(2);
//hal_sys_timer_delay(MS_TO_TICKS(2));
// Start ADC
// FM_DIGITAL_REG(0x4000a010) |= (1 << 0);
#ifdef ATAN2_HARDWARE
#ifdef FM_NEWMODE
FM_DIGITAL_REG(0x40160030) = 1;
FM_DIGITAL_REG(0x40160000) = 0x1;
#else
FM_DIGITAL_REG(0x40160030) = 1;
FM_DIGITAL_REG(0x40160000) = 0x21;
#endif
#else
//start FM
FM_DIGITAL_REG(0x40160030) = 1;
FM_DIGITAL_REG(0x40160000) =1;
#endif
}
int fm_radio_analog_init(void)
{
int ret;
/*
// fm initial
rfspi_wvalue( 8'h2c , 16'b0111_0000_0101_1100 ) ; // dig_vtoi_en
rfspi_wvalue( 8'h01 , 16'b1010_1101_1111_1111 ) ; // power on fm lna
rfspi_wvalue( 8'h02 , 16'b1000_0000_1001_0100 ) ; // reg_fm_lna_pu_mixersw
rfspi_wvalue( 8'h1a , 16'b0101_0000_1011_0000 ) ; // reg_bt_vco_fm_buff_vctrl_dr=1
rfspi_wvalue( 8'h18 , 16'b0000_0110_1000_0000 ) ; // power on vco
rfspi_wvalue( 8'h19 , 16'b0110_0100_0100_0000 ) ; // reg_bt_vco_fm_buff_vctrl
rfspi_wvalue( 8'h1d , 16'b0111_1000_1010_0100 ) ; // reg_bt_rfpll_pu_dr
rfspi_wvalue( 8'h1c , 16'b0000_0000_1100_1000 ) ; // reg_bt_vco_fm_lo_en reg_bt_vco_fm_div_ctrl=8
rfspi_wvalue( 8'h0a , 16'b0001_0010_0010_1111 ) ; // reg_btfm_flt_fm_en
rfspi_wvalue( 8'h2d , 16'b0000_0111_1000_0010 ) ; // bb ldo on reg_bb_ldo_pu_vddr15a_dr
rfspi_wvalue( 8'h07 , 16'b0000_0010_1011_1001 ) ; // reg_btfm_flt_pu_dr
rfspi_wvalue( 8'h2a , 16'b0001_0110_1100_0000 ) ; // reg_bt_rfpll_sdm_freq_dr
rfspi_wvalue( 8'h26 , 16'b0000_0000_0000_0000 ) ; // vco freq[31:16] ( 2400 + x )*2^25/26MHZ*N (2400+x= frf)
rfspi_wvalue( 8'h25 , 16'b0000_0000_0000_0000 ) ; // vco freq[15:00] fm_freq = frf/(4*reg_bt_vco_fm_div_ctrl)
rfspi_wvalue( 8'h17 , 16'b1000_0000_0000_0000 ) ; // reg_bt_vco_calen
*/
fm_write_rf_reg( 0x2c , 0b0111000001011100 ) ; // dig_vtoi_en
fm_write_rf_reg( 0x01 , 0b1010110111111111 ) ; // power on fm lna
fm_write_rf_reg( 0x02 , 0b1000000010010100 ) ; // reg_fm_lna_pu_mixersw
fm_write_rf_reg( 0x1a , 0b0101000010110000 ) ; // reg_bt_vco_fm_buff_vctrl_dr=1
fm_write_rf_reg( 0x18 , 0b0000011010000000 ) ; // power on vco
fm_write_rf_reg( 0x19 , 0b0110010001000000 ) ; // reg_bt_vco_fm_buff_vctrl
fm_write_rf_reg( 0x1d , 0b0111100010100100 ) ; // reg_bt_rfpll_pu_dr
fm_write_rf_reg( 0x1c , 0b0000000011001000 ) ; // reg_bt_vco_fm_lo_en reg_bt_vco_fm_div_ctrl=8
fm_write_rf_reg( 0x0a , 0b0001001000101111 ) ; // reg_btfm_flt_fm_en
fm_write_rf_reg( 0x2d , 0b0000011110000010 ) ; // bb ldo on reg_bb_ldo_pu_vddr15a_dr
fm_write_rf_reg( 0x07 , 0b0000001010111001 ) ; // reg_btfm_flt_pu_dr
fm_write_rf_reg( 0x2a , 0b0001011011000000 ) ; // reg_bt_rfpll_sdm_freq_dr
fm_write_rf_reg( 0x26 , 0b0000000000000000 ) ; // vco freq[31:16] ( 2400 + x )*2^25/26MHZ*N (2400+x= frf)
fm_write_rf_reg( 0x25 , 0b0000000000000000 ) ; // vco freq[15:00] fm_freq = frf/(4*reg_bt_vco_fm_div_ctrl)
fm_write_rf_reg( 0x17 , 0b1000000000000000 ) ; // reg_bt_vco_calen
//adcҲҪ<D2B2><D2AA><EFBFBD>Ļ<EFBFBD><C4BB><EFBFBD><EFBFBD><EFBFBD>Ҫ<EFBFBD><D2AA> cmu
//0x40000060[29] = 1 <20><><EFBFBD><EFBFBD><EFBFBD>ȶ<EFBFBD><C8B6><EFBFBD>д<EFBFBD><D0B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѱ<EFBFBD><D1B1><EFBFBD>bit<69><74><EFBFBD><EFBFBD><EFBFBD>ˡ<EFBFBD>
//<2F><>Ҫ<EFBFBD><D2AA><EFBFBD>õ<EFBFBD>spi<70>Ĵ<EFBFBD><C4B4><EFBFBD><EFBFBD><EFBFBD>ana interface:
//0x05 = 0xFCB1 // Audio Pll
//0x06 = 0x881C
//0x31 = 0x0100 // audio_freq_en
//0x37 = 0x1000 // codec_bbpll1_fm_adc_clk_en
//0x31 = 0x0130 // codec_tx_en_ldac codec_tx_en_rdac
ret = fm_write_rf_reg(0x05 , 0xfcb1);
if (ret) {
return ret;
}
ret = fm_write_rf_reg(0x06 , 0x881c);
if (ret) {
return ret;
}
ret = fm_write_rf_reg(0x3a , 0xe644);
if (ret) {
return ret;
}
ret = fm_write_rf_reg(0x31 , 0x0100);
if (ret) {
return ret;
}
ret = fm_write_rf_reg(0x37 , 0x1000);
if (ret) {
return ret;
}
ret = fm_write_rf_reg(0x31 , 0x01f0);
if (ret) {
return ret;
}
//delay 32ms
osDelay(32);
ret = fm_write_rf_reg(0x31 , 0x0130);
if (ret) {
return ret;
}
//[FM_RX]
fm_write_rf_reg(0x01,0x91ff); //pu fm
fm_write_rf_reg(0x2d,0x07fa); //ldo on
fm_write_rf_reg(0x2e,0x6aaa); //tune fm filter IF
fm_write_rf_reg(0x02,0xe694);
fm_write_rf_reg(0x03,0xfe3a);
fm_write_rf_reg(0x04,0x52a8);
fm_write_rf_reg(0x07,0x02b9);
fm_write_rf_reg(0x0a,0x1a2c);
fm_write_rf_reg(0x0b,0x402b);
fm_write_rf_reg(0x0c,0x7584);
fm_write_rf_reg(0x0e,0x0000);
fm_write_rf_reg(0x0f,0x2e18);
fm_write_rf_reg(0x10,0x02b4);
fm_write_rf_reg(0x13,0x0a48);
//[vco init]
fm_write_rf_reg(0x18,0x077f);
fm_write_rf_reg(0x19,0x3ff8);
fm_write_rf_reg(0x1a,0xc090);
fm_write_rf_reg(0x1b,0x0f88);
fm_write_rf_reg(0x1c,0x04c6); //[3:0] 5,6,7,8 --> vco/2
return 0;
}
void fm_radio_poweron(void)
{
hal_cmu_reset_clear(HAL_CMU_MOD_BTCPU);
osDelay(2000);
{
//wakp interface
unsigned short read_val;
fm_read_rf_reg(0x50, &read_val);
}
pmu_fm_config(1);
fm_write_rf_reg(0x0c, 0x3584);
if(hal_get_chip_metal_id() == HAL_CHIP_METAL_ID_2 || hal_get_chip_metal_id() == HAL_CHIP_METAL_ID_3) ////
{
FM_DIGITAL_REG(0xc00003b4)=0x00060020;//turn off bt sleep
}
else if(hal_get_chip_metal_id() == HAL_CHIP_METAL_ID_4)
{
FM_DIGITAL_REG(0xc00003b0)=0x00060020;//turn off bt sleep
}
else
{
FM_DIGITAL_REG(0xc00003ac)=0x00060020;//turn off bt sleep
}
FM_DIGITAL_REG(0xd0330038) = 0x00008D0D;
FM_DIGITAL_REG(0xd0340020)=0x010E01C0;// open ana rxon for open adc clk
//fm_write_rf_reg(0x02, 0xe694);
}
void* fm_radio_get_ext_buff(int size)
{
uint8_t *pBuff = NULL;
size = size+size%4;
app_audio_mempool_get_buff(&pBuff, size);
return (void*)pBuff;
}
int fm_radio_player(bool on)
{
static struct AF_STREAM_CONFIG_T stream_cfg;
static bool isRun = false;
uint8_t *buff = NULL;
TRACE(2,"fm_radio_player work:%d op:%d", isRun, on);
if (isRun==on)
return 0;
if (on){
app_sysfreq_req(APP_SYSFREQ_USER_APP_0, APP_SYSFREQ_52M);
app_audio_mempool_init();
fm_radio_poweron();
fm_radio_analog_init();
fm_radio_digit_init();
osDelay(200);
buff = (uint8_t *)fm_radio_get_ext_buff(FM_AUDIO_BUFFER_SIZE*2);
app_audio_pcmbuff_init(buff, FM_AUDIO_BUFFER_SIZE*2);
fm_sample_buffer_p = (int32_t *)fm_radio_get_ext_buff(FM_SAMPLE_BUFFER_SIZE);
#if FPGA==0
app_overlay_select(APP_OVERLAY_FM);
#endif
memset(&stream_cfg, 0, sizeof(stream_cfg));
stream_cfg.vol = app_bt_stream_local_volume_get();
stream_cfg.handler = fm_capture_more_data;
stream_cfg.data_ptr = (uint8_t *)fm_sample_buffer_p;
stream_cfg.data_size = FM_SAMPLE_BUFFER_SIZE;
stream_cfg.device = AUD_STREAM_USE_DPD_RX;
af_stream_open(AUD_STREAM_ID_0, AUD_STREAM_CAPTURE, &stream_cfg);
af_stream_start(AUD_STREAM_ID_0, AUD_STREAM_CAPTURE);
memset(&stream_cfg, 0, sizeof(stream_cfg));
buff = (uint8_t *)fm_radio_get_ext_buff(FM_AUDIO_BUFFER_SIZE);
stream_cfg.bits = AUD_BITS_16;
stream_cfg.channel_num = AUD_CHANNEL_NUM_1;
stream_cfg.sample_rate = AUD_SAMPRATE_48000;
#if FPGA==0
stream_cfg.device = AUD_STREAM_USE_INT_CODEC;
#else
stream_cfg.device = AUD_STREAM_USE_EXT_CODEC;
#endif
stream_cfg.io_path = AUD_OUTPUT_PATH_SPEAKER;
stream_cfg.vol = app_bt_stream_local_volume_get();
stream_cfg.handler = fm_pcm_more_data;
stream_cfg.data_ptr = buff;
stream_cfg.data_size = FM_AUDIO_BUFFER_SIZE;
af_stream_open(AUD_STREAM_ID_0, AUD_STREAM_PLAYBACK, &stream_cfg);
af_stream_start(AUD_STREAM_ID_0, AUD_STREAM_PLAYBACK);
}else{
af_stream_stop(AUD_STREAM_ID_0, AUD_STREAM_PLAYBACK);
af_stream_close(AUD_STREAM_ID_0, AUD_STREAM_PLAYBACK);
af_stream_stop(AUD_STREAM_ID_0, AUD_STREAM_CAPTURE);
af_stream_close(AUD_STREAM_ID_0, AUD_STREAM_CAPTURE);
app_sysfreq_req(APP_SYSFREQ_USER_APP_0, APP_SYSFREQ_32K);
}
isRun=on;
return 0;
}
int fm_tune(uint32_t freqkhz)
{
uint32_t reg;
unsigned long long tmp = 0;
//[rfpll_cal]
fm_write_rf_reg(0x21,0x3979); // ref sel 52MHz
fm_write_rf_reg(0x22,0x7A22); // doubler setting
fm_write_rf_reg(0x23,0x0380);
fm_write_rf_reg(0x2b,0x32a0); // sdm
fm_write_rf_reg(0x2a,0x12d1); // cal ini
//(freq(Mhz)-0.89(Mhz))*(2^28)*3/26
tmp = freqkhz;
reg =(((tmp-890))<<27)*3/13/1000;
fm_write_rf_reg(0x25, (reg&0xffff0000)>>16);
fm_write_rf_reg(0x26, reg&0x0000ffff);
fm_write_rf_reg(0x1d,0x58e4); // pll_cal_en
fm_write_rf_reg(0xf7,0x5597); // rst and enable pll_cal clk
fm_write_rf_reg(0xf7,0x55d7); // rst and enable pll_cal clk
fm_write_rf_reg(0x1d,0x7ae4); // pll cal start
fm_write_rf_reg(0xff,0x0000); // wait 100us
osDelay(20);
fm_write_rf_reg(0x1d,0x7ac4); // close pll loop
return 0;
}
void fm_test_main(void)
{
fm_radio_player(true);
osDelay(20);
fm_tune(90500);
}
#endif