add: prelimary stoneyridge kernel for testing

.gitmodules

@@ -1,3 +1,6 @@
 [submodule "linux"]
 	path = linux
 	url = https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
+[submodule "stoneyridge/linux-firmware"]
+	path = stoneyridge/linux-firmware
+	url = https://git.kernel.org/pub/scm/linux/kernel/git/firmware/linux-firmware.git

Makefile

@@ -1,6 +1,6 @@
 project_name = kaibutsu
 
-.PHONY: usage mt8183 mt8192 sc7180
+.PHONY: usage mt8183 mt8192 sc7180 stoneyridge
 
 usage:
 	@echo "usage: make [kernel_variant|all]"
@@ -15,3 +15,6 @@ mt8192:
 
 sc7180:
 	make -C sc7180 build
+
+stoneyridge:
+	make -C stoneyridge build

stoneyridge/Makefile

@@ -0,0 +1,23 @@
+REF=$(shell cat ref)
+
+ifeq ($(shell uname -m), aarch64)
+        CROSS=x86_64-linux-gnu-
+endif
+
+setup:
+	rm -rf ../linux/*.patch
+	cp *.patch ../linux
+	cp config ../linux/.config
+	cd ../linux; \
+	git reset --hard; \
+	git clean -df; \
+	git fetch origin refs/tags/$(REF):refs/tags/$(REF); \
+	git checkout $(REF); \
+	for patch in $$(ls *.patch); do patch -p1 < "$$patch"; done;
+
+compile:
+	ARCH=x86_64 CROSS_COMPILE=$(CROSS) make -C ../linux olddefconfig rpm-pkg -j$(shell nproc)
+	cp -r ../linux/rpmbuild .
+	rm -rf ../linux/rpmbuild
+
+build: setup compile