arm: dts: k3-*-r5: Add MPU clock in clocks property

MPU clock had been missing. Distinguish multiple clocks with clock-names
and add MPU clock as well.

Link: https://software-dl.ti.com/tisci/esd/latest/5_soc_doc/j721s2/clocks.html#clocks-for-a72ss0-core0-device
Signed-off-by: Manorit Chawdhry <m-chawdhry@ti.com>
Reviewed-by: Aniket Limaye <a-limaye@ti.com>
diff --git a/arch/arm/dts/k3-j721e-r5.dtsi b/arch/arm/dts/k3-j721e-r5.dtsi
index fd0d921..688a6cf 100644
--- a/arch/arm/dts/k3-j721e-r5.dtsi
+++ b/arch/arm/dts/k3-j721e-r5.dtsi
@@ -20,7 +20,8 @@
 				<&k3_pds 202 TI_SCI_PD_EXCLUSIVE>,
 				<&k3_pds 4 TI_SCI_PD_EXCLUSIVE>;
 		resets = <&k3_reset 202 0>;
-		clocks = <&k3_clks 61 1>;
+		clocks = <&k3_clks 61 1>, <&k3_clks 202 2>;
+		clock-names = "gtc", "core";
 		assigned-clocks = <&k3_clks 202 2>, <&k3_clks 61 1>;
 		assigned-clock-rates = <2000000000>, <200000000>;
 		ti,sci = <&dmsc>;