Add default contrast setting define

openrtx/include/settings.h

@@ -21,6 +21,8 @@
 #ifndef SETTINGS_H
 #define SETTINGS_H
 
+#include <hwconfig.h>
+
 typedef struct
 {
     uint8_t valid[7];     // Should contain "OPNRTX" in a valid settings_t
@@ -35,12 +37,16 @@ __attribute__((packed)) settings_t;
 
 static const settings_t default_settings =
 {
-    "OPNRTX",  // Settings valid string
-    255,       // Brightness
-    71,        // Contrast
-    0,         // UTC Timezone
-    false,     // GPS enabled
-    true       // GPS set time
+    "OPNRTX",         // Settings valid string
+    255,              // Brightness
+#ifdef SCREEN_CONTRAST
+    DEFAULT_CONTRAST, // Contrast
+#else
+    255,              // Contrast
+#endif
+    0,                // UTC Timezone
+    false,            // GPS enabled
+    true              // GPS set time
 };
 
 #endif /* SETTINGS_H */

platform/targets/DM-1801/hwconfig.h

@@ -42,6 +42,7 @@
 
 /* Screen has adjustable contrast */
 #define SCREEN_CONTRAST
+#define DEFAULT_CONTRAST 71
 
 /* Battery type */
 #define BAT_LIPO_2S

platform/targets/GD-77/hwconfig.h

@@ -42,6 +42,7 @@
 
 /* Screen has adjustable contrast */
 #define SCREEN_CONTRAST
+#define DEFAULT_CONTRAST 71
 
 /* Battery type */
 #define BAT_LIPO_2S

platform/targets/MD-9600/hwconfig.h

@@ -45,6 +45,7 @@
 
 /* Screen has adjustable contrast */
 #define SCREEN_CONTRAST
+#define DEFAULT_CONTRAST 91
 
 /* Screen pixel format */
 #define PIX_FMT_BW

platform/targets/linux/hwconfig.h

@@ -24,9 +24,6 @@
 /* Device supports an optional GPS chip */
 #define HAS_GPS
 
-/* Screen has adjustable contrast */
-#define SCREEN_CONTRAST
-
 /* Supported radio bands */
 #define BAND_VHF
 #define BAND_UHF