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-rw-r--r--drivers/char/tpm/Makefile3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/char/tpm/Makefile b/drivers/char/tpm/Makefile
index 2392e404e8d1..ba4582d160fd 100644
--- a/drivers/char/tpm/Makefile
+++ b/drivers/char/tpm/Makefile
@@ -2,6 +2,9 @@
# Makefile for the kernel tpm device drivers.
#
obj-$(CONFIG_TCG_TPM) += tpm.o
+ifdef CONFIG_ACPI
+ obj-$(CONFIG_TCG_TPM) += tpm_bios.o
+endif
obj-$(CONFIG_TCG_NSC) += tpm_nsc.o
obj-$(CONFIG_TCG_ATMEL) += tpm_atmel.o
obj-$(CONFIG_TCG_INFINEON) += tpm_infineon.o