arm64: dts: mediatek: Add MediaTek CCI node for MT8183

Add MediaTek CCI devfreq node for MT8183.
Signed-off-by: Andrew-sh.Cheng <andrew-sh.cheng@mediatek.com>
Signed-off-by: Rex-BC Chen <rex-bc.chen@mediatek.com>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Link: https://lore.kernel.org/r/20220516111130.13325-3-rex-bc.chen@mediatek.comSigned-off-by: Matthias Brugger <matthias.bgg@gmail.com>

arch/arm64/boot/dts/mediatek/mt8183-evb.dts

@@ -412,6 +412,10 @@ &spi5 {
 
 };
 
+&cci {
+	proc-supply = <&mt6358_vproc12_reg>;
+};
+
 &cpu0 {
 	proc-supply = <&mt6358_vproc12_reg>;
 };

arch/arm64/boot/dts/mediatek/mt8183-kukui.dtsi

@@ -230,6 +230,10 @@ &auxadc {
 	status = "okay";
 };
 
+&cci {
+	proc-supply = <&mt6358_vproc12_reg>;
+};
+
 &cpu0 {
 	proc-supply = <&mt6358_vproc12_reg>;
 };

arch/arm64/boot/dts/mediatek/mt8183.dtsi

@@ -280,6 +280,14 @@ opp2_15: opp-1196000000 {
 		};
 	};
 
+	cci: cci {
+		compatible = "mediatek,mt8183-cci";
+		clocks = <&mcucfg CLK_MCU_BUS_SEL>,
+			 <&topckgen CLK_TOP_ARMPLL_DIV_PLL1>;
+		clock-names = "cci", "intermediate";
+		operating-points-v2 = <&cci_opp>;
+	};
+
 	cpus {
 		#address-cells = <1>;
 		#size-cells = <0>;