arm64: dts: exynos: gs101: Add the hsi2 sysreg node

This has some configuration bits such as sharability that
are required by UFS.

Signed-off-by: Peter Griffin <peter.griffin@linaro.org>
Reviewed-by: André Draszik <andre.draszik@linaro.org>
Link: https://lore.kernel.org/r/20240430141445.2688499-2-peter.griffin@linaro.org
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>

Author: petegriffin

arch/arm64/boot/dts/exynos/google/gs101.dtsi

@@ -1320,6 +1320,12 @@
 			clock-names = "oscclk", "bus", "pcie", "ufs", "mmc";
 		};
 
+		sysreg_hsi2: syscon@14420000 {
+			compatible = "google,gs101-hsi2-sysreg", "syscon";
+			reg = <0x14420000 0x10000>;
+			clocks = <&cmu_hsi2 CLK_GOUT_HSI2_SYSREG_HSI2_PCLK>;
+		};
+
 		pinctrl_hsi2: pinctrl@14440000 {
 			compatible = "google,gs101-pinctrl";
 			reg = <0x14440000 0x00001000>;