ARM: meson: Sync Amlogic DT from Linux 5.14

Import Amlogic DT changes from Linux commit 7d2a07b76933 ("Linux 5.14"),
dt-bindings clock changes and new meson-g12b-gsking-x.dts,
meson-sm1-bananapi-m5 & odroid-hc4 boards.

Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
diff --git a/arch/arm/dts/meson-gxm.dtsi b/arch/arm/dts/meson-gxm.dtsi
index fe41451..411cc31 100644
--- a/arch/arm/dts/meson-gxm.dtsi
+++ b/arch/arm/dts/meson-gxm.dtsi
@@ -42,11 +42,28 @@
 			};
 		};
 
+		cpu0: cpu@0 {
+			capacity-dmips-mhz = <1024>;
+		};
+
+		cpu1: cpu@1 {
+			capacity-dmips-mhz = <1024>;
+		};
+
+		cpu2: cpu@2 {
+			capacity-dmips-mhz = <1024>;
+		};
+
+		cpu3: cpu@3 {
+			capacity-dmips-mhz = <1024>;
+		};
+
 		cpu4: cpu@100 {
 			device_type = "cpu";
 			compatible = "arm,cortex-a53";
 			reg = <0x0 0x100>;
 			enable-method = "psci";
+			capacity-dmips-mhz = <1024>;
 			next-level-cache = <&l2>;
 			clocks = <&scpi_dvfs 1>;
 			#cooling-cells = <2>;
@@ -57,6 +74,7 @@
 			compatible = "arm,cortex-a53";
 			reg = <0x0 0x101>;
 			enable-method = "psci";
+			capacity-dmips-mhz = <1024>;
 			next-level-cache = <&l2>;
 			clocks = <&scpi_dvfs 1>;
 			#cooling-cells = <2>;
@@ -67,6 +85,7 @@
 			compatible = "arm,cortex-a53";
 			reg = <0x0 0x102>;
 			enable-method = "psci";
+			capacity-dmips-mhz = <1024>;
 			next-level-cache = <&l2>;
 			clocks = <&scpi_dvfs 1>;
 			#cooling-cells = <2>;
@@ -77,6 +96,7 @@
 			compatible = "arm,cortex-a53";
 			reg = <0x0 0x103>;
 			enable-method = "psci";
+			capacity-dmips-mhz = <1024>;
 			next-level-cache = <&l2>;
 			clocks = <&scpi_dvfs 1>;
 			#cooling-cells = <2>;