diff --git a/examples/lighting-app/bouffalolab/bl602/src/LEDWidget.cpp b/examples/lighting-app/bouffalolab/bl602/src/LEDWidget.cpp
index 79f9076881160c..5e596ca757e650 100644
--- a/examples/lighting-app/bouffalolab/bl602/src/LEDWidget.cpp
+++ b/examples/lighting-app/bouffalolab/bl602/src/LEDWidget.cpp
@@ -141,7 +141,7 @@ bool LEDWidget::IsTurnedOn()
 void LEDWidget::SetColor(uint8_t Hue, uint8_t Saturation)
 {
     uint8_t red, green, blue;
-    uint8_t brightness = mState ? mDefaultOnBrightness : 0;
+    uint8_t brightness = mDefaultOnBrightness;
     mHue               = static_cast<uint16_t>(Hue) * 360 / 254;        // mHue [0, 360]
     mSaturation        = static_cast<uint16_t>(Saturation) * 100 / 254; // mSaturation [0 , 100]
 
diff --git a/examples/platform/bouffalolab/bl602/InitPlatform.cpp b/examples/platform/bouffalolab/bl602/InitPlatform.cpp
index 674c200b3be176..664a874fd123a8 100644
--- a/examples/platform/bouffalolab/bl602/InitPlatform.cpp
+++ b/examples/platform/bouffalolab/bl602/InitPlatform.cpp
@@ -282,12 +282,7 @@ void InitPlatform(void)
 {
     bl_sys_init();
 
-    uint32_t fdt = 0, offset = 0;
-    if (0 == get_dts_addr("gpio", &fdt, &offset))
-    {
-        hal_gpio_init_from_dts(fdt, offset);
-        fdt_button_module_init((const void *) fdt, (int) offset);
-    }
+    hal_button_module_init(8, 1000, 4800, 5000);
     Platform_Light_Init();
     aos_register_event_filter(EV_KEY, event_cb_key_event, NULL);
 }
diff --git a/third_party/bouffalolab/bl602_sdk/repo b/third_party/bouffalolab/bl602_sdk/repo
index 8af0351c4e6123..244f48b1c5d1c1 160000
--- a/third_party/bouffalolab/bl602_sdk/repo
+++ b/third_party/bouffalolab/bl602_sdk/repo
@@ -1 +1 @@
-Subproject commit 8af0351c4e6123e2e396e869b5537a18593a31d7
+Subproject commit 244f48b1c5d1c1f54cf1d92906ec7e3c6bf53b1a