diff --git a/arch/arm/configs/msmcortex_defconfig b/arch/arm/configs/msmcortex_defconfig
index 2cfe647855c3..1658cc992ee6 100644
--- a/arch/arm/configs/msmcortex_defconfig
+++ b/arch/arm/configs/msmcortex_defconfig
@@ -217,6 +217,7 @@ CONFIG_NFC_NQ=y
 CONFIG_IPC_ROUTER=y
 CONFIG_IPC_ROUTER_SECURITY=y
 CONFIG_FW_LOADER_USER_HELPER_FALLBACK=y
+CONFIG_REGMAP_ALLOW_WRITE_DEBUGFS=y
 CONFIG_DMA_CMA=y
 CONFIG_CMA_SIZE_MBYTES=40
 CONFIG_ZRAM=y