The addition to ppc/Kconfig is for building this into the
qemu-system-ppc64 binary. The enablement requires the
following command line argument:
  -device tpm-tis-spi,tpmdev=tpm0,bus=pnv-spi-bus.4

Signed-off-by: dan tan <dantan@linux.vnet.ibm.com>
---
 hw/ppc/Kconfig | 1 +
 1 file changed, 1 insertion(+)

diff --git a/hw/ppc/Kconfig b/hw/ppc/Kconfig
index b44d91bebb..56dcf5902e 100644
--- a/hw/ppc/Kconfig
+++ b/hw/ppc/Kconfig
@@ -39,6 +39,7 @@ config POWERNV
     select PCI_POWERNV
     select PCA9552
     select PCA9554
+    select TPM_TIS_SPI
     select SERIAL_ISA
     select SSI
     select SSI_M25P80
-- 
2.39.5