[nrf fromlist] dts: common: nordic: Add clock source to timers

Add clock source to timers which indicates maximum frequency of
the timer instance.

Upstream PR #: 82901

Signed-off-by: Krzysztof Chruściński <[email protected]>

Author: nordic-krch

dts/common/nordic/nrf54h20.dtsi

@@ -374,7 +374,7 @@
 				status = "disabled";
 				cc-num = <8>;
 				interrupts = <40 NRF_DEFAULT_IRQ_PRIORITY>;
-				clocks = <&fll16m>;
+				clocks = <&hfxo>;
 				max-bit-width = <32>;
 				max-frequency = <DT_FREQ_M(32)>;
 				prescaler = <0>;
@@ -386,7 +386,7 @@
 				status = "disabled";
 				cc-num = <8>;
 				interrupts = <41 NRF_DEFAULT_IRQ_PRIORITY>;
-				clocks = <&fll16m>;
+				clocks = <&hfxo>;
 				max-bit-width = <32>;
 				max-frequency = <DT_FREQ_M(32)>;
 				prescaler = <0>;
@@ -398,7 +398,7 @@
 				status = "disabled";
 				cc-num = <8>;
 				interrupts = <42 NRF_DEFAULT_IRQ_PRIORITY>;
-				clocks = <&fll16m>;
+				clocks = <&hfxo>;
 				max-bit-width = <32>;
 				max-frequency = <DT_FREQ_M(32)>;
 				prescaler = <0>;

dts/common/nordic/nrf54l20.dtsi

@@ -152,7 +152,7 @@
 				cc-num = <6>;
 				max-bit-width = <32>;
 				interrupts = <85 NRF_DEFAULT_IRQ_PRIORITY>;
-				max-frequency = <DT_FREQ_M(128)>;
+				clocks = <&hfpll>;
 				prescaler = <0>;
 			};
 
@@ -181,7 +181,7 @@
 				cc-num = <8>;
 				max-bit-width = <32>;
 				interrupts = <133 NRF_DEFAULT_IRQ_PRIORITY>;
-				max-frequency = <DT_FREQ_M(32)>;
+				clocks = <&hfxo>;
 				prescaler = <0>;
 			};
 

dts/common/nordic/nrf54l_05_10_15.dtsi

@@ -191,7 +191,7 @@
 				cc-num = <6>;
 				max-bit-width = <32>;
 				interrupts = <85 NRF_DEFAULT_IRQ_PRIORITY>;
-				max-frequency = <DT_FREQ_M(128)>;
+				clocks = <&hfpll>;
 				prescaler = <0>;
 			};
 
@@ -220,7 +220,7 @@
 				cc-num = <8>;
 				max-bit-width = <32>;
 				interrupts = <133 NRF_DEFAULT_IRQ_PRIORITY>;
-				max-frequency = <DT_FREQ_M(32)>;
+				clocks = <&hfxo>;
 				prescaler = <0>;
 			};
 

dts/common/nordic/nrf9280.dtsi

@@ -88,6 +88,13 @@
 			#clock-cells = <0>;
 			clock-frequency = <DT_FREQ_M(16)>;
 		};
+
+		hsfll120: hsfll120 {
+			compatible = "fixed-clock";
+			clocks = <&fll16m>;
+			#clock-cells = <0>;
+			clock-frequency = <DT_FREQ_M(320)>;
+		};
 	};
 
 	soc {
@@ -261,7 +268,7 @@
 				cc-num = <8>;
 				interrupts = <40 NRF_DEFAULT_IRQ_PRIORITY>;
 				max-bit-width = <32>;
-				max-frequency = <DT_FREQ_M(32)>;
+				clocks = <&hfxo>;
 				prescaler = <0>;
 			};
 
@@ -272,7 +279,7 @@
 				cc-num = <8>;
 				interrupts = <41 NRF_DEFAULT_IRQ_PRIORITY>;
 				max-bit-width = <32>;
-				max-frequency = <DT_FREQ_M(32)>;
+				clocks = <&hfxo>;
 				prescaler = <0>;
 			};
 
@@ -283,7 +290,7 @@
 				cc-num = <8>;
 				interrupts = <42 NRF_DEFAULT_IRQ_PRIORITY>;
 				max-bit-width = <32>;
-				max-frequency = <DT_FREQ_M(32)>;
+				clocks = <&hfxo>;
 				prescaler = <0>;
 			};
 
@@ -462,7 +469,7 @@
 				cc-num = <6>;
 				interrupts = <226 NRF_DEFAULT_IRQ_PRIORITY>;
 				max-bit-width = <32>;
-				max-frequency = <DT_FREQ_M(320)>;
+				clocks = <&hsfll120>;
 				prescaler = <0>;
 			};
 
@@ -473,7 +480,7 @@
 				cc-num = <6>;
 				interrupts = <227 NRF_DEFAULT_IRQ_PRIORITY>;
 				max-bit-width = <32>;
-				max-frequency = <DT_FREQ_M(320)>;
+				clocks = <&hsfll120>;
 				prescaler = <0>;
 			};