exynos: x86: dts: Add tpm nodes to the device tree for Chrome OS devices

Add a TPM node to the various Chromebooks so that driver can be converted to
driver model.

Signed-off-by: Simon Glass <sjg@chromium.org>
Acked-by: Christophe Ricard<christophe-h.ricard@st.com>
Reviewed-by: Heiko Schocher <hs@denx.de>
diff --git a/arch/x86/dts/chromebox_panther.dts b/arch/x86/dts/chromebox_panther.dts
index 84eae3a..36feb96 100644
--- a/arch/x86/dts/chromebox_panther.dts
+++ b/arch/x86/dts/chromebox_panther.dts
@@ -62,4 +62,9 @@
 		};
 	};
 
+	tpm {
+		reg = <0xfed40000 0x5000>;
+		compatible = "infineon,slb9635lpc";
+	};
+
 };