[bluetrum] add fmrx support

bsp/bluetrum/ab32vg1-ab-prougen/.config

@@ -74,7 +74,7 @@ CONFIG_RT_USING_DEVICE_OPS=y
 CONFIG_RT_USING_CONSOLE=y
 CONFIG_RT_CONSOLEBUF_SIZE=128
 CONFIG_RT_CONSOLE_DEVICE_NAME="uart0"
-CONFIG_RT_VER_NUM=0x40003
+CONFIG_RT_VER_NUM=0x40004
 # CONFIG_RT_USING_CPU_FFS is not set
 # CONFIG_ARCH_CPU_STACK_GROWS_UPWARD is not set
 
@@ -160,6 +160,7 @@ CONFIG_RT_USING_PIN=y
 CONFIG_RT_USING_LIBC=y
 # CONFIG_RT_USING_PTHREADS is not set
 # CONFIG_RT_USING_MODULE is not set
+CONFIG_RT_LIBC_FIXED_TIMEZONE=8
 
 #
 # Network
@@ -197,6 +198,11 @@ CONFIG_RT_USING_LIBC=y
 # CONFIG_RT_USING_ULOG is not set
 # CONFIG_RT_USING_UTEST is not set
 
+#
+# RT-Thread Utestcases
+#
+# CONFIG_RT_USING_UTESTCASES is not set
+
 #
 # RT-Thread online packages
 #
@@ -309,9 +315,11 @@ CONFIG_RT_USING_LIBC=y
 # CONFIG_PKG_USING_STEMWIN is not set
 # CONFIG_PKG_USING_WAVPLAYER is not set
 # CONFIG_PKG_USING_TJPGD is not set
+# CONFIG_PKG_USING_PDFGEN is not set
 # CONFIG_PKG_USING_HELIX is not set
 # CONFIG_PKG_USING_AZUREGUIX is not set
 # CONFIG_PKG_USING_TOUCHGFX2RTT is not set
+# CONFIG_PKG_USING_NUEMWIN is not set
 
 #
 # tools packages
@@ -349,6 +357,10 @@ CONFIG_RT_USING_LIBC=y
 # CONFIG_PKG_USING_ANV_TESTSUIT is not set
 # CONFIG_PKG_USING_ANV_BENCH is not set
 # CONFIG_PKG_USING_DEVMEM is not set
+# CONFIG_PKG_USING_REGEX is not set
+# CONFIG_PKG_USING_MEM_SANDBOX is not set
+# CONFIG_PKG_USING_SOLAR_TERMS is not set
+# CONFIG_PKG_USING_GAN_ZHI is not set
 
 #
 # system packages
@@ -396,6 +408,7 @@ CONFIG_RT_USING_LIBC=y
 # CONFIG_PKG_USING_QFPLIB_M3 is not set
 # CONFIG_PKG_USING_LPM is not set
 # CONFIG_PKG_USING_TLSF is not set
+# CONFIG_PKG_USING_EVENT_RECORDER is not set
 
 #
 # peripheral libraries and drivers
@@ -463,6 +476,7 @@ CONFIG_RT_USING_LIBC=y
 # CONFIG_PKG_USING_LIBNFC is not set
 # CONFIG_PKG_USING_MFOC is not set
 # CONFIG_PKG_USING_TMC51XX is not set
+# CONFIG_PKG_USING_TCA9534 is not set
 
 #
 # AI packages
@@ -490,6 +504,7 @@ CONFIG_RT_USING_LIBC=y
 # CONFIG_PKG_USING_FLEXIBLE_BUTTON is not set
 # CONFIG_PKG_USING_CANFESTIVAL is not set
 # CONFIG_PKG_USING_ZLIB is not set
+# CONFIG_PKG_USING_MINIZIP is not set
 # CONFIG_PKG_USING_DSTR is not set
 # CONFIG_PKG_USING_TINYFRAME is not set
 # CONFIG_PKG_USING_KENDRYTE_DEMO is not set

bsp/bluetrum/ab32vg1-ab-prougen/README.md

@@ -48,7 +48,7 @@ ab32vg1-prougen 是 中科蓝讯(Bluetrum) 推出的一款基于 RISC-V 内核
 | FLASH        |   即将支持   | 对接 FAL                                  |
 | TIMER        |     支持     |                                           |
 | PWM          |     支持     | LPWM 的 G1 G2 G3 之间是互斥的，只能三选一 |
-| FM receive   |   即将支持   |                                           |
+| FM receive   |     支持     |                                           |
 | USB Device   |   暂不支持   |                                           |
 | USB Host     |   暂不支持   |                                           |
 

bsp/bluetrum/ab32vg1-ab-prougen/board/ports/audio/drv_sound.c

@@ -13,8 +13,9 @@
 #define DBG_LVL              DBG_INFO
 #include <rtdbg.h>
 
-#define SAI_AUDIO_FREQUENCY_44K         ((uint32_t)44100u)
 #define SAI_AUDIO_FREQUENCY_48K         ((uint32_t)48000u)
+#define SAI_AUDIO_FREQUENCY_44K         ((uint32_t)44100u)
+#define SAI_AUDIO_FREQUENCY_38K         ((uint32_t)38000u)
 #define TX_FIFO_SIZE                    (1024)
 
 struct sound_device
@@ -22,10 +23,11 @@ struct sound_device
     struct rt_audio_device audio;
     struct rt_audio_configure replay_config;
     rt_sem_t    semaphore;
-    rt_thread_t thread; 
+    rt_thread_t thread;
     rt_uint8_t *tx_fifo;
     rt_uint8_t *rx_fifo;
     rt_uint8_t  volume;
+    rt_uint8_t  dma_to_aubuf;
 };
 
 static struct sound_device snd_dev = {0};
@@ -120,16 +122,15 @@ void audio_sem_pend(void)
 
 void saia_frequency_set(uint32_t frequency)
 {
+    DACDIGCON0 &= ~(0xf << 2);
     if (frequency == SAI_AUDIO_FREQUENCY_48K) {
-        DACDIGCON0 |= BIT(1);
-        DACDIGCON0 &= ~(0xf << 2);
-        DACDIGCON0 |= BIT(6);
+        DACDIGCON0 |= (0 << 2);
     } else if (frequency == SAI_AUDIO_FREQUENCY_44K) {
-        DACDIGCON0 &= ~BIT(1);
-        DACDIGCON0 &= ~(0xf << 2);
-        DACDIGCON0 |= BIT(1);
-        DACDIGCON0 |= BIT(6);
+        DACDIGCON0 |= (1 << 2);
+    } else if (frequency == SAI_AUDIO_FREQUENCY_38K) {
+        DACDIGCON0 |= (2 << 2);
     }
+    DACDIGCON0 |= BIT(6);
 }
 
 void saia_channels_set(uint8_t channels)
@@ -271,6 +272,10 @@ static rt_err_t sound_configure(struct rt_audio_device *audio, struct rt_audio_c
             break;
         }
 
+        case AUDIO_MIXER_EXTEND:
+            snd_dev->dma_to_aubuf = caps->udata.value;
+        break;
+
         default:
             result = -RT_ERROR;
             break;
@@ -349,6 +354,7 @@ static rt_err_t sound_init(struct rt_audio_device *audio)
     /* set default params */
     saia_frequency_set(snd_dev->replay_config.samplerate);
     saia_channels_set(snd_dev->replay_config.channels);
+    saia_volume_set(snd_dev->volume);
 
     return RT_EOK;
 }
@@ -368,9 +374,7 @@ static rt_err_t sound_start(struct rt_audio_device *audio, int stream)
         AUBUFSIZE       |= (TX_FIFO_SIZE / 8) << 16;
         AUBUFSTARTADDR  = DMA_ADR(snd_dev->rx_fifo);
 
-        DACDIGCON0  = BIT(0) | BIT(10); // (0x01<<2)
-        DACVOLCON   = 0x7fff; // -60DB
-        DACVOLCON  |= BIT(20);
+        DACDIGCON0  |= BIT(0) | BIT(10); // (0x01<<2)
 
         AUBUFCON |= BIT(1);
     }
@@ -380,13 +384,11 @@ static rt_err_t sound_start(struct rt_audio_device *audio, int stream)
 
 static rt_err_t sound_stop(struct rt_audio_device *audio, int stream)
 {
-    struct sound_device *snd_dev = RT_NULL;
-
     RT_ASSERT(audio != RT_NULL);
-    snd_dev = (struct sound_device *)audio->parent.user_data;
 
     if (stream == AUDIO_STREAM_REPLAY)
     {
+        DACDIGCON0 = 0;
         AUBUFCON &= ~BIT(4);
         LOG_D("close sound device");
     }
@@ -463,7 +465,7 @@ static void audio_thread_entry(void *parameter)
 {
     while (1)
     {
-        if (snd_dev.audio.replay->activated == RT_TRUE) {
+        if ((snd_dev.dma_to_aubuf == RT_FALSE) && (snd_dev.audio.replay->activated == RT_TRUE)) {
             rt_audio_tx_complete(&snd_dev.audio);
         } else {
             rt_thread_mdelay(50);
@@ -506,7 +508,7 @@ static int rt_hw_sound_init(void)
         RT_NULL,
         1024,
         20, // must equal or lower than tshell priority
-        5
+        1
     );
 
     if (snd_dev.thread != RT_NULL)
@@ -516,7 +518,7 @@ static int rt_hw_sound_init(void)
 
     /* init default configuration */
     {
-        snd_dev.replay_config.samplerate = 48000;
+        snd_dev.replay_config.samplerate = SAI_AUDIO_FREQUENCY_48K;
         snd_dev.replay_config.channels   = 2;
         snd_dev.replay_config.samplebits = 16;
         snd_dev.volume                   = 55;

bsp/bluetrum/ab32vg1-ab-prougen/rtconfig.h

@@ -46,7 +46,7 @@
 #define RT_USING_CONSOLE
 #define RT_CONSOLEBUF_SIZE 128
 #define RT_CONSOLE_DEVICE_NAME "uart0"
-#define RT_VER_NUM 0x40003
+#define RT_VER_NUM 0x40004
 
 /* RT-Thread Components */
 
@@ -90,6 +90,7 @@
 /* POSIX layer and C standard library */
 
 #define RT_USING_LIBC
+#define RT_LIBC_FIXED_TIMEZONE 8
 
 /* Network */
 
@@ -111,6 +112,9 @@
 /* Utilities */
 
 
+/* RT-Thread Utestcases */
+
+
 /* RT-Thread online packages */
 
 /* IoT - internet of things */

bsp/bluetrum/libraries/hal_libraries/ab32vg1_hal/include/api_fmrx.h

@@ -0,0 +1,43 @@
+#ifndef FMRX_H__
+#define FMRX_H__
+
+/**
+ * @brief Synchronize between FMRX and DAC
+ * 
+ * @param buf_size Size of audio buffer.
+ */
+void fmrx_dac_sync(uint32_t buf_size);
+
+/**
+ * @brief FMRX power on.
+ * 
+ * @param val Make it zero now.
+ */
+void fmrx_power_on(uint32_t val);
+
+/**
+ * @brief FMRX power off.
+ * 
+ */
+void fmrx_power_off(void);
+
+/**
+ * @brief FMRX digital start.
+ * 
+ */
+void fmrx_digital_start(void);
+
+/**
+ * @brief FMRX digital stop.
+ * 
+ */
+void fmrx_digital_stop(void);
+
+/**
+ * @brief FMRX dma to aubuf enable.
+ * 
+ * @param enable RT_TRUE or RT_FALSE.
+ */
+void fmrx_dma_to_aubuf(uint8_t enable);
+
+#endif