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&lt;christophe-h.ricard@st.com>
Reviewed-by: Heiko Schocher <hs@denx.de>

arch/arm/dts/exynos5250-snow.dts

@@ -206,6 +206,15 @@
 		};
 	};
 
+	i2c@12C90000 {
+		clock-frequency = <100000>;
+		tpm@20 {
+			reg = <0x20>;
+			u-boot,i2c-offset-len = <0>;
+			compatible = "infineon,slb9635tt";
+		};
+	};
+
 	spi@12d30000 {
 		spi-max-frequency = <50000000>;
 		firmware_storage_spi: flash@0 {

arch/arm/dts/exynos5250-spring.dts

@@ -59,6 +59,14 @@
 					 <&gpy4 2 0>;
 	};
 
+	i2c@12C90000 {
+		clock-frequency = <100000>;
+		tpm@20 {
+			reg = <0x20>;
+			compatible = "infineon,slb9645tt";
+		};
+	};
+
 	mmc@12200000 {
 		samsung,bus-width = <8>;
 		samsung,timing = <1 3 3>;

arch/x86/dts/chromebook_link.dts

@@ -237,6 +237,11 @@
 		};
 	};
 
+	tpm {
+		reg = <0xfed40000 0x5000>;
+		compatible = "infineon,slb9635lpc";
+	};
+
 	microcode {
 		update@0 {
 #include "microcode/m12306a9_0000001b.dtsi"

arch/x86/dts/chromebox_panther.dts

@@ -62,4 +62,9 @@
 		};
 	};
 
+	tpm {
+		reg = <0xfed40000 0x5000>;
+		compatible = "infineon,slb9635lpc";
+	};
+
 };