Migrate build target markers to keyboard.json - JK (#23588)

keyboards/jaykeeb/joker/rules.mk

@@ -1 +0,0 @@
-# This file intentionally left blank

keyboards/kbdfans/jm60/keyboard.json

@@ -19,6 +19,8 @@
         "extrakey": true,
         "nkro": true
     },
+    "bootloader": "custom",
+    "processor": "STM32F103",
     "community_layouts": ["60_ansi"],
     "layouts": {
         "LAYOUT_60_ansi": {

keyboards/kbdfans/jm60/rules.mk

@@ -1,8 +1,3 @@
-# MCU name
-MCU = STM32F103
-
+# custom bootloader
 MCU_LDSCRIPT = jm60_bootloader
 BOARD = ST_NUCLEO64_F103RB
-
-# Bootloader selection
-BOOTLOADER = custom

keyboards/kin80/blackpill401/keyboard.json

@@ -1,6 +1,9 @@
 {
     "usb": {
-        "device_version": "0.0.3"
+        "device_version": "0.0.3",
+        "shared_endpoint": {
+            "keyboard": true
+        }
     },
     "matrix_pins": {
         "cols": ["C14", "C15", "A0", "A1", "A2", "A3", "A5", "A6", "A7", "B0", "B1", "B10"],

keyboards/kin80/blackpill401/rules.mk

@@ -1 +0,0 @@
-KEYBOARD_SHARED_EP = yes

keyboards/kin80/blackpill411/keyboard.json

@@ -1,6 +1,9 @@
 {
     "usb": {
-        "device_version": "0.0.3"
+        "device_version": "0.0.3",
+        "shared_endpoint": {
+            "keyboard": true
+        }
     },
     "matrix_pins": {
         "cols": ["C14", "C15", "A0", "A1", "A2", "A3", "A5", "A6", "A7", "B0", "B1", "B10"],

keyboards/kin80/blackpill411/rules.mk

@@ -1 +0,0 @@
-KEYBOARD_SHARED_EP = yes

keyboards/kopibeng/xt87/rules.mk

@@ -1,2 +0,0 @@
-# Enter lower-power sleep mode when on the ChibiOS idle thread
-OPT_DEFS += -DCORTEX_ENABLE_WFI_IDLE=TRUE