Fix multiple definition errors for trackball "boards" with no keys (#16350)

4 files changed, 6 insertions, 4 deletions

diff --git a/keyboards/ploopyco/trackball_nano/keymaps/default/keymap.c b/keyboards/ploopyco/trackball_nano/keymaps/default/keymap.c
index 1140c30a1..167cf2c06 100644
--- a/keyboards/ploopyco/trackball_nano/keymaps/default/keymap.c
+++ b/keyboards/ploopyco/trackball_nano/keymaps/default/keymap.c
@@ -20,4 +20,5 @@
 
 // safe range starts at `PLOOPY_SAFE_RANGE` instead.
 
-// placeholder file so it will compile
\ No newline at end of file
+// Dummy
+const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {{ KC_NO }};
diff --git a/keyboards/ploopyco/trackball_nano/keymaps/maddie/keymap.c b/keyboards/ploopyco/trackball_nano/keymaps/maddie/keymap.c
index 9e33db378..66d5441ab 100644
--- a/keyboards/ploopyco/trackball_nano/keymaps/maddie/keymap.c
+++ b/keyboards/ploopyco/trackball_nano/keymaps/maddie/keymap.c
@@ -24,6 +24,9 @@ uint8_t lock_state = 0;
 int8_t  delta_x        = 0;
 int8_t  delta_y        = 0;
 
+// Dummy
+const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {{ KC_NO }};
+
 void process_mouse_user(report_mouse_t *mouse_report, int8_t x, int8_t y) {
     if (scroll_enabled) {
         delta_x += x;
diff --git a/keyboards/ploopyco/trackball_nano/trackball_nano.c b/keyboards/ploopyco/trackball_nano/trackball_nano.c
index 2702f6055..e208a728c 100644
--- a/keyboards/ploopyco/trackball_nano/trackball_nano.c
+++ b/keyboards/ploopyco/trackball_nano/trackball_nano.c
@@ -48,8 +48,6 @@
 #    define PLOOPY_DPI_DEFAULT 2
 #endif
 
-const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = { };
-
 keyboard_config_t keyboard_config;
 uint16_t          dpi_array[] = PLOOPY_DPI_OPTIONS;
 #define DPI_OPTION_SIZE (sizeof(dpi_array) / sizeof(uint16_t))
diff --git a/keyboards/ploopyco/trackball_nano/trackball_nano.h b/keyboards/ploopyco/trackball_nano/trackball_nano.h
index 88725eab6..5f16e96c4 100644
--- a/keyboards/ploopyco/trackball_nano/trackball_nano.h
+++ b/keyboards/ploopyco/trackball_nano/trackball_nano.h
@@ -21,7 +21,7 @@
 
 #include "quantum.h"
 
-#define LAYOUT(k00) {{ KC_NO }}
+#define LAYOUT(k00) {{ k00 }}
 
 typedef union {
   uint32_t raw;