ARM: dts: rockchip: enable tsadc on rk3288 boards

The tsadc is used to read cpu and gpu temperatures. Also enable it on the
other rk3288 boards beside the evb using the cru reset settings.
Signed-off-by: Heiko Stuebner <heiko@sntech.de>

arch/arm/boot/dts/rk3288-firefly.dtsi

@@ -465,6 +465,12 @@ &spi0 {
 	status = "okay";
 };
 
+&tsadc {
+	rockchip,hw-tshut-mode = <0>;
+	rockchip,hw-tshut-polarity = <0>;
+	status = "okay";
+};
+
 &uart0 {
 	pinctrl-names = "default";
 	pinctrl-0 = <&uart0_xfer>, <&uart0_cts>, <&uart0_rts>;

arch/arm/boot/dts/rk3288-popmetal.dts

@@ -406,6 +406,12 @@ pmic_int: pmic-int {
 	};
 };
 
+&tsadc {
+	rockchip,hw-tshut-mode = <0>;
+	rockchip,hw-tshut-polarity = <0>;
+	status = "okay";
+};
+
 &vopb {
 	status = "okay";
 };