From 0e6edbf636a40ac575e2579f8d2b2fcb1c59ef79 Mon Sep 17 00:00:00 2001
From: Richard Li <richard.li@ces.hk>
Date: Tue, 9 Jul 2024 14:40:38 +0800
Subject: [PATCH] Disable voice chip

---
 radio/src/targets/pl18/board.cpp | 11 +++++++++++
 radio/src/targets/pl18/hal.h     |  1 +
 2 files changed, 12 insertions(+)

diff --git a/radio/src/targets/pl18/board.cpp b/radio/src/targets/pl18/board.cpp
index 500f3cbcc..2ff18226d 100644
--- a/radio/src/targets/pl18/board.cpp
+++ b/radio/src/targets/pl18/board.cpp
@@ -85,6 +85,14 @@ void ledStripOff()
   ws2812_update(&_led_timer);
 }
 
+#if defined(RADIO_NB4P)
+void disableVoiceChip()
+{
+  gpio_init(VOICE_CHIP_EN_GPIO, GPIO_OUT, GPIO_PIN_SPEED_LOW);
+  gpio_clear(VOICE_CHIP_EN_GPIO);
+}
+#endif
+
 void boardBLEarlyInit()
 {
   // USB charger status pins
@@ -156,6 +164,9 @@ void boardInit()
 
   keysInit();
   switchInit();
+#if defined(RADIO_NB4P)
+  disableVoiceChip();
+#endif
   audioInit();
   adcInit(&_adc_driver);
   hapticInit();
diff --git a/radio/src/targets/pl18/hal.h b/radio/src/targets/pl18/hal.h
index 2f169e96c..088f1121c 100644
--- a/radio/src/targets/pl18/hal.h
+++ b/radio/src/targets/pl18/hal.h
@@ -527,6 +527,7 @@
   #define AUDIO_UNMUTE_DELAY            120  // ms
   #define AUDIO_MUTE_DELAY              500  // ms
   #define INVERTED_MUTE_PIN
+  #define VOICE_CHIP_EN_GPIO            GPIO_PIN(GPIOI, 5) // PI.05
 #endif
 
 // I2C Bus