arm64: dts: renesas: r9a07g043: Fillup the OSTM{0,1,2} stub nodes

Fillup the OSTM{0,1,2} stub nodes in RZ/G2UL (R9A07G043) SoC DTSI.
Signed-off-by: Biju Das <biju.das.jz@bp.renesas.com>
Reviewed-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Link: https://lore.kernel.org/r/20220425170530.200921-6-biju.das.jz@bp.renesas.comSigned-off-by: Geert Uytterhoeven <geert+renesas@glider.be>

arch/arm64/boot/dts/renesas/r9a07g043.dtsi

@@ -704,18 +704,36 @@ wdt2: watchdog@12800400 {
 		};
 
 		ostm0: timer@12801000 {
+			compatible = "renesas,r9a07g043-ostm",
+				     "renesas,ostm";
 			reg = <0x0 0x12801000 0x0 0x400>;
-			/* place holder */
+			interrupts = <GIC_SPI 46 IRQ_TYPE_EDGE_RISING>;
+			clocks = <&cpg CPG_MOD R9A07G043_OSTM0_PCLK>;
+			resets = <&cpg R9A07G043_OSTM0_PRESETZ>;
+			power-domains = <&cpg>;
+			status = "disabled";
 		};
 
 		ostm1: timer@12801400 {
+			compatible = "renesas,r9a07g043-ostm",
+				     "renesas,ostm";
 			reg = <0x0 0x12801400 0x0 0x400>;
-			/* place holder */
+			interrupts = <GIC_SPI 47 IRQ_TYPE_EDGE_RISING>;
+			clocks = <&cpg CPG_MOD R9A07G043_OSTM1_PCLK>;
+			resets = <&cpg R9A07G043_OSTM1_PRESETZ>;
+			power-domains = <&cpg>;
+			status = "disabled";
 		};
 
 		ostm2: timer@12801800 {
+			compatible = "renesas,r9a07g043-ostm",
+				     "renesas,ostm";
 			reg = <0x0 0x12801800 0x0 0x400>;
-			/* place holder */
+			interrupts = <GIC_SPI 48 IRQ_TYPE_EDGE_RISING>;
+			clocks = <&cpg CPG_MOD R9A07G043_OSTM2_PCLK>;
+			resets = <&cpg R9A07G043_OSTM2_PRESETZ>;
+			power-domains = <&cpg>;
+			status = "disabled";
 		};
 	};