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-rw-r--r--src/mainboard/emulation/qemu-x86/Options.lb2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/mainboard/emulation/qemu-x86/Options.lb b/src/mainboard/emulation/qemu-x86/Options.lb
index 6cf0f76c97..e0671284a8 100644
--- a/src/mainboard/emulation/qemu-x86/Options.lb
+++ b/src/mainboard/emulation/qemu-x86/Options.lb
@@ -47,6 +47,8 @@ uses CONFIG_USE_PRINTK_IN_CAR
uses CONFIG_DEFAULT_CONSOLE_LOGLEVEL
uses CONFIG_MAXIMUM_CONSOLE_LOGLEVEL
+uses CONFIG_UDELAY_IO
+default CONFIG_UDELAY_IO=1
default CONFIG_CONSOLE_SERIAL8250=1
default CONFIG_DEFAULT_CONSOLE_LOGLEVEL=8