diff --git a/arch/csky/Kconfig b/arch/csky/Kconfig
index f1e73543feec..bf246b036dee 100644
--- a/arch/csky/Kconfig
+++ b/arch/csky/Kconfig
@@ -9,7 +9,6 @@ config CSKY
 	select ARCH_USE_QUEUED_RWLOCKS if NR_CPUS>2
 	select COMMON_CLK
 	select CLKSRC_MMIO
-	select CLKSRC_OF
 	select CSKY_MPINTC if CPU_CK860
 	select CSKY_MP_TIMER if CPU_CK860
 	select CSKY_APB_INTC
@@ -47,7 +46,6 @@ config CSKY
 	select HAVE_PERF_EVENTS
 	select HAVE_PERF_REGS
 	select HAVE_PERF_USER_STACK_DUMP
-	select HAVE_DMA_API_DEBUG
 	select HAVE_DMA_CONTIGUOUS
 	select HAVE_STACKPROTECTOR
 	select HAVE_SYSCALL_TRACEPOINTS
diff --git a/arch/csky/configs/defconfig b/arch/csky/configs/defconfig
index 7ef42895dfb0..3b540539dbe6 100644
--- a/arch/csky/configs/defconfig
+++ b/arch/csky/configs/defconfig
@@ -10,7 +10,6 @@ CONFIG_BSD_PROCESS_ACCT=y
 CONFIG_BSD_PROCESS_ACCT_V3=y
 CONFIG_MODULES=y
 CONFIG_MODULE_UNLOAD=y
-CONFIG_DEFAULT_DEADLINE=y
 CONFIG_CPU_CK807=y
 CONFIG_CPU_HAS_FPU=y
 CONFIG_NET=y