ADNS-5050 / Ploopy Nano / Ploopy Mini Trackballs (#11994)

* added adns5050 sensor code, as well as implementations for the Ploopy Mini and the Ploopy Nano

* fixed spurious scrolling issue

* recommended fixes for pr linting and cleanup

1 files changed, 53 insertions, 0 deletions

diff --git a/keyboards/ploopyco/trackball_nano/trackball_nano.h b/keyboards/ploopyco/trackball_nano/trackball_nano.h
new file mode 100644
index 0000000000..4bffb04607
--- /dev/null
+++ b/keyboards/ploopyco/trackball_nano/trackball_nano.h
@@ -0,0 +1,53 @@
+/* Copyright 2021 Colin Lam (Ploopy Corporation)
+ * Copyright 2020 Christopher Courtney, aka Drashna Jael're  (@drashna) <drashna@live.com>
+ * Copyright 2019 Sunjun Kim
+ * Copyright 2019 Hiroyuki Okada
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#pragma once
+
+#include "quantum.h"
+#include "adns5050.h"
+#include "analog.h"
+#include "opt_encoder.h"
+#include "pointing_device.h"
+
+// Sensor defs
+#define OPT_ENC1 F0
+#define OPT_ENC2 F4
+#define OPT_ENC1_MUX 0
+#define OPT_ENC2_MUX 4
+
+void process_mouse(report_mouse_t* mouse_report);
+void process_mouse_user(report_mouse_t* mouse_report, int16_t x, int16_t y);
+void process_wheel(report_mouse_t* mouse_report);
+void process_wheel_user(report_mouse_t* mouse_report, int16_t h, int16_t v);
+
+#define LAYOUT(k00) {{ KC_NO }}
+
+typedef union {
+  uint32_t raw;
+  struct {
+    uint8_t dpi_config;
+  };
+} keyboard_config_t;
+
+extern keyboard_config_t keyboard_config;
+
+enum ploopy_keycodes {
+    DPI_CONFIG = SAFE_RANGE,
+    PLOOPY_SAFE_RANGE,
+};