diff --git a/target/linux/octeon/config-default b/target/linux/octeon/config-default
index 6d0af95756..93907dc592 100644
--- a/target/linux/octeon/config-default
+++ b/target/linux/octeon/config-default
@@ -114,6 +114,7 @@ CONFIG_HZ=250
 # CONFIG_HZ_100 is not set
 CONFIG_HZ_250=y
 CONFIG_HZ_PERIODIC=y
+# CONFIG_I2C_OCTEON is not set
 CONFIG_INITRAMFS_SOURCE=""
 CONFIG_IOMMU_HELPER=y
 CONFIG_IRQCHIP=y
@@ -170,6 +171,7 @@ CONFIG_OF_PCI=y
 CONFIG_OF_PCI_IRQ=y
 CONFIG_PAGEFLAGS_EXTENDED=y
 # CONFIG_PARTITION_ADVANCED is not set
+# CONFIG_PATA_OCTEON_CF is not set
 CONFIG_PCI=y
 CONFIG_PCI_DOMAINS=y
 CONFIG_PERF_USE_VMALLOC=y
@@ -189,6 +191,7 @@ CONFIG_SECCOMP=y
 CONFIG_SMP=y
 CONFIG_SPARSEMEM=y
 CONFIG_SPARSEMEM_STATIC=y
+# CONFIG_SPI_OCTEON is not set
 CONFIG_SPLIT_PTLOCK_CPUS=999999
 CONFIG_STOP_MACHINE=y
 CONFIG_SWAP_IO_SPACE=y