Move plugins to external folder

applications/external/dtmf_dolphin/dtmf_dolphin_hal.h

@@ -0,0 +1,33 @@
+#pragma once
+#include <furi.h>
+#include <furi_hal.h>
+#include <stm32wb55xx.h>
+#include <stm32wbxx_ll_tim.h>
+#include <stm32wbxx_ll_dma.h>
+
+#define FURI_HAL_SPEAKER_TIMER TIM16
+#define FURI_HAL_SPEAKER_CHANNEL LL_TIM_CHANNEL_CH1
+#define DMA_INSTANCE DMA1, LL_DMA_CHANNEL_1
+
+#define DTMF_DOLPHIN_HAL_DMA_PRESCALER 4
+#define DTMF_DOLPHIN_HAL_DMA_AUTORELOAD 255
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+void dtmf_dolphin_speaker_init();
+
+void dtmf_dolphin_speaker_start();
+
+void dtmf_dolphin_speaker_stop();
+
+void dtmf_dolphin_dma_init(uint32_t address, size_t size);
+
+void dtmf_dolphin_dma_start();
+
+void dtmf_dolphin_dma_stop();
+
+#ifdef __cplusplus
+}
+#endif