ARM: dts: dra7: add PRM nodes

Add PRM nodes for dra7 series of SoCs. These are initially used to
support reset control for some of the nodes, but will be extended
later to add powerdomain control and support for PRCM irqs among
other things.
Signed-off-by: Tero Kristo <t-kristo@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>

arch/arm/boot/dts/dra7.dtsi

@@ -763,3 +763,54 @@ &iva_crit {
 
 #include "dra7-l4.dtsi"
 #include "dra7xx-clocks.dtsi"
+
+&prm {
+	prm_dsp1: prm@400 {
+		compatible = "ti,dra7-prm-inst", "ti,omap-prm-inst";
+		reg = <0x400 0x100>;
+		#reset-cells = <1>;
+	};
+
+	prm_ipu: prm@500 {
+		compatible = "ti,dra7-prm-inst", "ti,omap-prm-inst";
+		reg = <0x500 0x100>;
+		#reset-cells = <1>;
+	};
+
+	prm_core: prm@700 {
+		compatible = "ti,dra7-prm-inst", "ti,omap-prm-inst";
+		reg = <0x700 0x100>;
+		#reset-cells = <1>;
+	};
+
+	prm_iva: prm@f00 {
+		compatible = "ti,dra7-prm-inst", "ti,omap-prm-inst";
+		reg = <0xf00 0x100>;
+	};
+
+	prm_dsp2: prm@1b00 {
+		compatible = "ti,dra7-prm-inst", "ti,omap-prm-inst";
+		reg = <0x1b00 0x40>;
+		#reset-cells = <1>;
+	};
+
+	prm_eve1: prm@1b40 {
+		compatible = "ti,dra7-prm-inst", "ti,omap-prm-inst";
+		reg = <0x1b40 0x40>;
+	};
+
+	prm_eve2: prm@1b80 {
+		compatible = "ti,dra7-prm-inst", "ti,omap-prm-inst";
+		reg = <0x1b80 0x40>;
+	};
+
+	prm_eve3: prm@1bc0 {
+		compatible = "ti,dra7-prm-inst", "ti,omap-prm-inst";
+		reg = <0x1bc0 0x40>;
+	};
+
+	prm_eve4: prm@1c00 {
+		compatible = "ti,dra7-prm-inst", "ti,omap-prm-inst";
+		reg = <0x1c00 0x60>;
+	};
+};