support oled

Author: tokyo2006

build.yaml

@@ -14,7 +14,7 @@
 ---
 include:
   - board: nice_nano_v2
-    shield: cygnus_central_dongle
+    shield: cygnus_central_dongle dongle_display
     snippet: studio-rpc-usb-uart
     cmake-args: -DCONFIG_ZMK_STUDIO=y -DCONFIG_ZMK_STUDIO_LOCKING=n
     artifact-name: cygnus_central_dongle  

config/boards/shields/cygnus/cygnus_central_dongle.conf

@@ -9,8 +9,7 @@ CONFIG_BT_MAX_PAIRED=5
 CONFIG_ZMK_SPLIT_BLE_CENTRAL_PERIPHERALS=2
 
 # display
-CONFIG_ZMK_DISPLAY=n
-CONFIG_ZMK_IDLE_TIMEOUT=60000
+CONFIG_ZMK_DISPLAY=y
 CONFIG_BT_BAS=n
 CONFIG_ZMK_SPLIT_BLE_CENTRAL_BATTERY_LEVEL_FETCHING=y
 

config/boards/shields/cygnus/cygnus_central_dongle.overlay

@@ -11,6 +11,12 @@
 #define SCROLLER 1
 #define MOUSE 4
 
+/ {
+    chosen {
+        zephyr,display = &oled;
+    };
+};
+
 &default_transform {
 	col-offset = <12>;
 };
@@ -25,25 +31,6 @@
         ;
 };
 
-&pinctrl {
-    spi1_default: spi1_default {
-        group1 {
-            psels = <NRF_PSEL(SPIM_SCK, 0, 8)>,
-                <NRF_PSEL(SPIM_MOSI, 0, 11)>,
-                <NRF_PSEL(SPIM_MISO, 0, 11)>;
-        };
-    };
-
-    spi1_sleep: spi1_sleep {
-        group1 {
-            psels = <NRF_PSEL(SPIM_SCK, 0, 8)>,
-                <NRF_PSEL(SPIM_MOSI, 0, 11)>,
-                <NRF_PSEL(SPIM_MISO, 0, 11)>;
-            low-power-enable;
-        };
-    };
-};
-
 &uart0 {
 	status = "disabled";
 };
@@ -53,43 +40,21 @@ zephyr_udc0: &usbd {
     status = "okay";
 };
 
-&spi1 {
-	compatible = "nordic,nrf-spim";
+
+&pro_micro_i2c {
 	status = "okay";
-    pinctrl-0 = <&spi1_default>;
-	pinctrl-1 = <&spi1_sleep>;
-	pinctrl-names = "default", "sleep";
-	cs-gpios = <&gpio0 19 GPIO_ACTIVE_LOW>;
-	pd0: pd@0 {
-		compatible = "pixart,pmw3610";
-		status = "okay";
-		label = "TRACKBALL0";
-		reg = <0>;
-		spi-max-frequency = <4000000>;
-	    irq-gpios = <&gpio0 22 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>;
-	    cpi = <600>;
-	    evt-type = <INPUT_EV_REL>;
-	    x-input-code = <INPUT_REL_X>;
-	    y-input-code = <INPUT_REL_Y>;
+	oled: sh1106@3c {
+        compatible = "sinowealth,sh1106";
+        reg = <0x3c>;
+        width = <129>;
+        height = <64>;
+        segment-offset = <1>;
+        page-offset = <0>;
+        display-offset = <0>;
+        multiplex-ratio = <63>;
+        segment-remap;
+        com-invdir;
+        inversion-on;
+        prechargep = <0x22>;
 	};
-};
-
-/ {
-  trackball_listener: trackball_listener {
-    compatible = "zmk,input-listener";
-    status = "okay";
-    device = <&pd0>;
-    scroller {
-        layers = <SCROLLER>;
-        input-processors =
-            <&zip_xy_transform INPUT_TRANSFORM_Y_INVERT>,
-            <&zip_xy_scaler 1 50>,
-            <&zip_xy_to_scroll_mapper>;
-    };
-
-    snipe {
-        layers = <MOUSE>;
-        input-processors = <&zip_xy_scaler 1 3>;
-    };
-  };
-}; 
+};