From 9422414be40f87e897f8714c70600e0d97466fad Mon Sep 17 00:00:00 2001
From: phiwan-dev <75113544+phiwan-dev@users.noreply.github.com>
Date: Sun, 3 Aug 2025 18:31:35 +0200
Subject: [PATCH] zmk: add screen to right half

---
 .../boards/shields/phiboard/Kconfig.defconfig |  3 ++
 .../shields/phiboard/phiboard_right.overlay   | 28 +++++++++++++++++--
 firmware/zmk-config/phiboard.conf             |  6 ++++
 3 files changed, 35 insertions(+), 2 deletions(-)

diff --git a/firmware/zmk-config/boards/shields/phiboard/Kconfig.defconfig b/firmware/zmk-config/boards/shields/phiboard/Kconfig.defconfig
index 402bfe8..feb879d 100644
--- a/firmware/zmk-config/boards/shields/phiboard/Kconfig.defconfig
+++ b/firmware/zmk-config/boards/shields/phiboard/Kconfig.defconfig
@@ -8,6 +8,9 @@ config USB_DEVICE_MANUFACTURER
 config ZMK_SPLIT_ROLE_CENTRAL
     default y
 
+config ZMK_DISPLAY
+    default y
+
 endif
 
 # for Debugging purposes, should never advertise itself
diff --git a/firmware/zmk-config/boards/shields/phiboard/phiboard_right.overlay b/firmware/zmk-config/boards/shields/phiboard/phiboard_right.overlay
index 102504b..a388ccb 100644
--- a/firmware/zmk-config/boards/shields/phiboard/phiboard_right.overlay
+++ b/firmware/zmk-config/boards/shields/phiboard/phiboard_right.overlay
@@ -3,6 +3,7 @@
 / {
     chosen {
         zmk,kscan = &kscan0;
+        zephyr,display = &oled_right;
     };
 
     kscan0: kscan_0 {
@@ -25,11 +26,34 @@
             , <&xiao_d 2 (GPIO_PULL_DOWN | GPIO_ACTIVE_HIGH)>
             , <&xiao_d 3 (GPIO_PULL_DOWN | GPIO_ACTIVE_HIGH)>
             ;
-    };   
-
+    };
 };
 
+
 &default_transform {
   col-offset = <5>;
 };
 
+
+&xiao_i2c {
+    status = "okay";
+
+    oled_right: ssd1306@3c {
+        status = "okay";
+
+        compatible = "solomon,ssd1306fb";
+        reg = <0x3c>;
+        width = <128>;
+        height = <80>;
+        segment-offset = <0>;
+        page-offset = <0>;
+        display-offset = <0>;
+        multiplex-ratio = <31>;
+        //segment-remap;
+        //com-invdir;
+        com-sequential;
+        inversion-on;
+        prechargep = <0x22>;
+    };
+};
+
diff --git a/firmware/zmk-config/phiboard.conf b/firmware/zmk-config/phiboard.conf
index 1084f8d..ff6cc96 100644
--- a/firmware/zmk-config/phiboard.conf
+++ b/firmware/zmk-config/phiboard.conf
@@ -10,3 +10,9 @@ CONFIG_EC11_TRIGGER_GLOBAL_THREAD=y
 # Debounce ?
 CONFIG_ZMK_KSCAN_DEBOUNCE_PRESS_MS=10
 CONFIG_ZMK_KSCAN_DEBOUNCE_RELEASE_MS=10
+
+
+
+CONFIG_ZMK_WIDGET_LAYER_STATUS=y
+CONFIG_ZMK_WIDGET_BATTERY_STATUS=y
+CONFIG_ZMK_WIDGET_OUTPUT_STATUS=y