linux: update to 4.9.77, refresh realtime patch

mk/kernel-ver.mk

@@ -22,10 +22,10 @@ KERNEL_VERSION:=	$(KERNEL_FILE_VER)-$(KERNEL_RELEASE)
 KERNEL_HASH:=		6ebcc57ba31d714af872347184d1de32f4ab0b7096ef4e062d1ca6b3234d9333
 endif
 ifeq ($(ADK_TARGET_KERNEL_VERSION_4_9),y)
-KERNEL_FILE_VER:=	4.9.71
+KERNEL_FILE_VER:=	4.9.77
 KERNEL_RELEASE:=	1
 KERNEL_VERSION:=	$(KERNEL_FILE_VER)-$(KERNEL_RELEASE)
-KERNEL_HASH:=		f1fd9740fb4ec31180113e99a2329214ae441533ee226075a40d4e0675db769c
+KERNEL_HASH:=		7c29bc3fb96f1e23d98f664e786dddd53a1599f56431b9b7fdfba402a4b3705c
 endif
 ifeq ($(ADK_TARGET_KERNEL_VERSION_4_4),y)
 KERNEL_FILE_VER:=	4.4.107

target/config/Config.in.kernelversion

@@ -46,7 +46,7 @@ config ADK_TARGET_KERNEL_VERSION_4_14
 	depends on !ADK_TARGET_SYSTEM_QEMU_ARM_REALVIEW_EB_MPCORE
 
 config ADK_TARGET_KERNEL_VERSION_4_9
-	bool "4.9.71"
+	bool "4.9.77"
 	depends on !ADK_TARGET_ARCH_CRIS
 	depends on !ADK_TARGET_ARCH_CSKY
 	depends on !ADK_TARGET_ARCH_METAG