arm64: dts: exynos: gs101: specify empty clocks for remaining pinctrl

The pinctrl instances hsi1, gsactrl, and gsacore need a clock for
register access to work.

Since we haven't implemented the relevant CMUs for the clocks required
by these instances just add empty clocks for now so as to make the DT
pass the validation checks.
Once the clocks are implmented in the gs101 clock driver, these should
be updated then.

Signed-off-by: André Draszik <andre.draszik@linaro.org>
Reviewed-by: Tudor Ambarus <tudor.ambarus@linaro.org>
Link: https://lore.kernel.org/r/20240430-samsung-pinctrl-busclock-dts-v2-4-14fc988139dd@linaro.org
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>

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

@@ -1309,6 +1309,9 @@
 		pinctrl_hsi1: pinctrl@11840000 {
 			compatible = "google,gs101-pinctrl";
 			reg = <0x11840000 0x00001000>;
+			/* TODO: update once support for this CMU exists */
+			clocks = <0>;
+			clock-names = "pclk";
 			interrupts = <GIC_SPI 471 IRQ_TYPE_LEVEL_HIGH 0>;
 		};
 
@@ -1422,11 +1425,17 @@
 		pinctrl_gsactrl: pinctrl@17940000 {
 			compatible = "google,gs101-pinctrl";
 			reg = <0x17940000 0x00001000>;
+			/* TODO: update once support for this CMU exists */
+			clocks = <0>;
+			clock-names = "pclk";
 		};
 
 		pinctrl_gsacore: pinctrl@17a80000 {
 			compatible = "google,gs101-pinctrl";
 			reg = <0x17a80000 0x00001000>;
+			/* TODO: update once support for this CMU exists */
+			clocks = <0>;
+			clock-names = "pclk";
 		};
 
 		cmu_top: clock-controller@1e080000 {