4 files changed, 17 insertions, 1 deletions
diff --git a/src/DisplayApp/DisplayApp.h b/src/DisplayApp/DisplayApp.h
index 348fd5bf..2505423a 100644
--- a/src/DisplayApp/DisplayApp.h
+++ b/src/DisplayApp/DisplayApp.h
@@ -43,7 +43,7 @@ namespace Pinetime {
         static void Process(void* instance);
         void InitHw();
         Pinetime::Drivers::St7789& lcd;
-        Pinetime::Components::LittleVgl lvgl;
+        Pinetime::Components::LittleVgl& lvgl;
         void Refresh();
 
         States state = States::Running;
diff --git a/src/drivers/Cst816s.h b/src/drivers/Cst816s.h
index 93b05df1..4a5dda60 100644
--- a/src/drivers/Cst816s.h
+++ b/src/drivers/Cst816s.h
@@ -27,6 +27,12 @@ namespace Pinetime {
           bool isTouch = false;
         };
 
+        Cst816S() = default;
+        Cst816S(const Cst816S&) = delete;
+        Cst816S& operator=(const Cst816S&) = delete;
+        Cst816S(Cst816S&&) = delete;
+        Cst816S& operator=(Cst816S&&) = delete;
+
         void Init();
         void Probe();
         TouchInfos GetTouchInfo();
diff --git a/src/drivers/SpiMaster.h b/src/drivers/SpiMaster.h
index 82042bdf..362f480c 100644
--- a/src/drivers/SpiMaster.h
+++ b/src/drivers/SpiMaster.h
@@ -26,6 +26,11 @@ namespace Pinetime {
         };
 
         SpiMaster(const SpiModule spi, const Parameters& params);
+        SpiMaster(const SpiMaster&) = delete;
+        SpiMaster& operator=(const SpiMaster&) = delete;
+        SpiMaster(SpiMaster&&) = delete;
+        SpiMaster& operator=(SpiMaster&&) = delete;
+
         bool Init();
         bool Write(const uint8_t* data, size_t size);
 
diff --git a/src/drivers/St7789.h b/src/drivers/St7789.h
index 4341e909..42fbe6a7 100644
--- a/src/drivers/St7789.h
+++ b/src/drivers/St7789.h
@@ -7,6 +7,11 @@ namespace Pinetime {
     class St7789 {
       public:
         explicit St7789(SpiMaster& spiMaster, uint8_t pinDataCommand);
+        St7789(const St7789&) = delete;
+        St7789& operator=(const St7789&) = delete;
+        St7789(St7789&&) = delete;
+        St7789& operator=(St7789&&) = delete;
+
         void Init();
         void Uninit();
         void DrawPixel(uint16_t x, uint16_t y, uint32_t color);