Merge pull request #21 from OnionIoT/Issue-52

[Issue-52]: add kmod-p44-ledchain

Author: greenbreakfast

onion/patches/254-p44-ledchain.patch

@@ -0,0 +1,38 @@
+--- /dev/null
++++ b/package/kernel/p44-ledchain/Makefile
+@@ -0,0 +1,35 @@
++include $(TOPDIR)/rules.mk
++include $(INCLUDE_DIR)/kernel.mk
++
++PKG_NAME:=p44-ledchain
++
++PKG_MIRROR_HASH:=dc5c915d8d9c236486ecbebe242a9ac2558072f53bda4184cd978640d48d9b60
++PKG_SOURCE_URL:=https://github.com/plan44/plan44-feed.git
++PKG_SOURCE_DATE:=2023-08-16
++PKG_SOURCE_PROTO:=git
++PKG_SOURCE_VERSION:=9d4ed3ebe1a2d06cad67524a7bbb2ad7596f133e
++
++include $(INCLUDE_DIR)/package.mk
++
++define KernelPackage/$(PKG_NAME)
++	SUBMENU:=Other modules
++	DEPENDS:=@(TARGET_ramips_mt76x8||TARGET_ramips_mt7688)
++	TITLE:=p44-ledchain driver for WS28xx/SK68xx
++	FILES:= $(PKG_BUILD_DIR)/p44-ledchain/src/p44-ledchain.ko
++endef
++
++define KernelPackage/$(PKG_NAME)/description
++	This package contains the p44-ledchain kernel driver for WS28xx and SK68xx type serial LED chains
++	for MT7688, which uses PWM unit to generate the WS28xx timing without blocking IRQs.
++endef
++
++MAKE_OPTS:= \
++	    ARCH="$(LINUX_KARCH)" \
++	    CROSS_COMPILE="$(TARGET_CROSS)" \
++	    SUBDIRS="$(PKG_BUILD_DIR)"
++
++define Build/Compile
++	$(KERNEL_MAKE) EXTRA_CFLAGS=-Wno-vla M="$(PKG_BUILD_DIR)/p44-ledchain/src"
++endef
++
++$(eval $(call KernelPackage,$(PKG_NAME)))