Add support for Knob Goblin shield

2021-10-19 23:39:04 -04:00
parent edbbbc7540
commit 4a1254bc27
6 changed files with 189 additions and 0 deletions
--- a/app/boards/shields/knob_goblin/knob_goblin.overlay
+++ b/app/boards/shields/knob_goblin/knob_goblin.overlay
@@ -0,0 +1,79 @@
+/*
+ * Copyright (c) 2022 The ZMK Contributors
+ *
+ * SPDX-License-Identifier: MIT
+ */
+
+#include <dt-bindings/zmk/matrix_transform.h>
+
+/ {
+    chosen {
+        zmk,kscan = &kscan0;
+    };
+
+    kscan0: kscan {
+        compatible = "zmk,kscan-gpio-matrix";
+        label = "KSCAN";
+        diode-direction = "col2row";
+
+         row-gpios
+            = <&pro_micro  4 (GPIO_ACTIVE_HIGH | GPIO_PULL_DOWN)>
+            , <&pro_micro 10 (GPIO_ACTIVE_HIGH | GPIO_PULL_DOWN)>
+            , <&pro_micro 16 (GPIO_ACTIVE_HIGH | GPIO_PULL_DOWN)>
+            , <&pro_micro 14 (GPIO_ACTIVE_HIGH | GPIO_PULL_DOWN)>
+            , <&pro_micro 15 (GPIO_ACTIVE_HIGH | GPIO_PULL_DOWN)>
+            ;
+
+        col-gpios
+            = <&pro_micro 9 GPIO_ACTIVE_HIGH>
+            , <&pro_micro 8 GPIO_ACTIVE_HIGH>
+            , <&pro_micro 7 GPIO_ACTIVE_HIGH>
+            , <&pro_micro 6 GPIO_ACTIVE_HIGH>
+            , <&pro_micro 5 GPIO_ACTIVE_HIGH>
+            ;
+    };
+
+    top_encoder: encoder_top {
+        compatible = "alps,ec11";
+        label = "TOP_ENCODER";
+        a-gpios = <&pro_micro 19 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>;
+        b-gpios = <&pro_micro 18 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>;
+        resolution = <4>;
+        status = "okay";
+    };
+
+    bottom_encoder: encoder_bottom {
+        compatible = "alps,ec11";
+        label = "BOTTOM_ENCODER";
+        a-gpios = <&pro_micro 20 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>;
+        b-gpios = <&pro_micro 21 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>;
+        resolution = <4>;
+        status = "okay";
+    };
+
+    sensors {
+        compatible = "zmk,keymap-sensors";
+        sensors = <&top_encoder &bottom_encoder>;
+    };
+
+};
+
+&pro_micro_i2c {
+    status = "okay";
+
+    oled: ssd1306@3c {
+        compatible = "solomon,ssd1306fb";
+        reg = <0x3c>;
+        label = "DISPLAY";
+        width = <128>;
+        height = <32>;
+        segment-offset = <0>;
+        page-offset = <0>;
+        display-offset = <0>;
+        multiplex-ratio = <31>;
+        segment-remap;
+        com-invdir;
+        com-sequential;
+        prechargep = <0x22>;
+    };
+};