add tft

include/blk_box_drivers/inputs.hpp

@@ -26,10 +26,16 @@ enum class Button: uint8_t {
     B2 = 1,
     B3 = 2,
     B4 = 3,
+
     GREEN = 0,
     RED = 1,
     YELLOW = 2,
     BLUE = 3,
+
+    LEFT = 0,
+    DOWN = 1,
+    UP = 2,
+    RIGHT = 3,
 };
 
 constexpr uint8_t raw_value(Button v) { return static_cast<uint8_t>(v); }
@@ -85,7 +91,6 @@ constexpr char keypad_key_to_char(KeypadKey key) {
     return lookup[static_cast<uint8_t>(key) & 0b1111];
 }
 
-
 struct SwitchFlip {
 private:
     // [bit2: up] [bit1-0: switch]