dm: tpm: Add Driver Model support for tpm_atmel_twi driver

tpm_atmel_twi can fit perfectly to the new UCLASS_TPM class.

Signed-off-by: Christophe Ricard <christophe-h.ricard@st.com>
Reviewed-by: Tom Rini <trini@konsulko.com>
Acked-by: Simon Glass <sjg@chromium.org>
diff --git a/configs/controlcenterd_TRAILBLAZER_defconfig b/configs/controlcenterd_TRAILBLAZER_defconfig
index 08aae9a..e897422 100644
--- a/configs/controlcenterd_TRAILBLAZER_defconfig
+++ b/configs/controlcenterd_TRAILBLAZER_defconfig
@@ -7,6 +7,8 @@
 # CONFIG_CMD_FLASH is not set
 # CONFIG_CMD_SETEXPR is not set
 CONFIG_CMD_TPM=y
+CONFIG_DM=y
+CONFIG_DM_TPM=y
 CONFIG_TPM_ATMEL_TWI=y
 CONFIG_TPM_AUTH_SESSIONS=y
 CONFIG_TPM=y