diff --git a/configs/chromebook_minnie_defconfig b/configs/chromebook_minnie_defconfig
index ca453ac..08e1e5b 100644
--- a/configs/chromebook_minnie_defconfig
+++ b/configs/chromebook_minnie_defconfig
@@ -96,6 +96,7 @@
 CONFIG_RAM=y
 CONFIG_SPL_RAM=y
 CONFIG_DEBUG_UART_SHIFT=2
+CONFIG_SYS_NS16550_MEM32=y
 CONFIG_SOUND=y
 CONFIG_I2S=y
 CONFIG_I2S_ROCKCHIP=y