tpm: Add identifiers for newer infineon TPMs

We are using a new part and it is identifying as "unknown".

BUG=chrome-os-partner:40635
BRANCH=none
TEST=build and boot on glados p2, check debug output for TPM identifier

Change-Id: I79bae803e47b600820021155c74da43fe5849be8
Signed-off-by: Duncan Laurie <dlaurie@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/294884
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
diff --git a/src/drivers/tpm/lpc.c b/src/drivers/tpm/lpc.c
index ef0099e..ce87de1 100644
--- a/src/drivers/tpm/lpc.c
+++ b/src/drivers/tpm/lpc.c
@@ -103,6 +103,8 @@
 
 static const struct device_name infineon_devices[] = {
 	{0x000b, "SLB9635 TT 1.2"},
+	{0x001a, "SLB9660 TT 1.2"},
+	{0x001b, "SLB9670 TT 1.2"},
 	{0xffff}
 };