Add config.h and rules.mk support for data driven keymaps (#12859)

* Add config.h and rules.mk support for data driven keymaps

* tidy up after rebase

* Rename key as it can contain more than just keyboard overrides

* tidy up after rebase

* Add validation

1 files changed, 0 insertions, 14 deletions

diff --git a/build_json.mk b/build_json.mk
index 28659f260..0c034eb2a 100644
--- a/build_json.mk
+++ b/build_json.mk
@@ -1,31 +1,17 @@
 # Look for a json keymap file
 ifneq ("$(wildcard $(MAIN_KEYMAP_PATH_5)/keymap.json)","")
-    KEYMAP_C := $(KEYMAP_OUTPUT)/keymap.c
     KEYMAP_JSON := $(MAIN_KEYMAP_PATH_5)/keymap.json
     KEYMAP_PATH := $(MAIN_KEYMAP_PATH_5)
 else ifneq ("$(wildcard $(MAIN_KEYMAP_PATH_4)/keymap.json)","")
-    KEYMAP_C := $(KEYMAP_OUTPUT)/keymap.c
     KEYMAP_JSON := $(MAIN_KEYMAP_PATH_4)/keymap.json
     KEYMAP_PATH := $(MAIN_KEYMAP_PATH_4)
 else ifneq ("$(wildcard $(MAIN_KEYMAP_PATH_3)/keymap.json)","")
-    KEYMAP_C := $(KEYMAP_OUTPUT)/keymap.c
     KEYMAP_JSON := $(MAIN_KEYMAP_PATH_3)/keymap.json
     KEYMAP_PATH := $(MAIN_KEYMAP_PATH_3)
 else ifneq ("$(wildcard $(MAIN_KEYMAP_PATH_2)/keymap.json)","")
-    KEYMAP_C := $(KEYMAP_OUTPUT)/keymap.c
     KEYMAP_JSON := $(MAIN_KEYMAP_PATH_2)/keymap.json
     KEYMAP_PATH := $(MAIN_KEYMAP_PATH_2)
 else ifneq ("$(wildcard $(MAIN_KEYMAP_PATH_1)/keymap.json)","")
-    KEYMAP_C := $(KEYMAP_OUTPUT)/keymap.c
     KEYMAP_JSON := $(MAIN_KEYMAP_PATH_1)/keymap.json
     KEYMAP_PATH := $(MAIN_KEYMAP_PATH_1)
 endif
-
-# Load the keymap-level rules.mk if exists
-ifneq ("$(wildcard $(KEYMAP_PATH))", "")
-    -include $(KEYMAP_PATH)/rules.mk
-endif
-
-# Generate the keymap.c
-$(KEYMAP_C): $(KEYMAP_JSON)
-        $(QMK_BIN) json2c --quiet --output $(KEYMAP_C) $(KEYMAP_JSON)