dts: nordic: nrf54: add TDM support for nRF54

Add TDM support for nRF54H20 and nRF54L20

Signed-off-by: Adam Kondraciuk <[email protected]>

Author: adamkondraciuk

dts/bindings/i2s/nordic,nrf-tdm.yaml

@@ -0,0 +1,61 @@
+# Copyright (c) 2024 Nordic Semiconductor ASA
+# SPDX-License-Identifier: Apache-2.0
+
+description: Nordic TDM (Time division multiplexed audio interface)
+
+compatible: "nordic,nrf-tdm"
+
+include: [i2s-controller.yaml, pinctrl-device.yaml, nordic-clockpin.yaml, "memory-region.yaml"]
+
+properties:
+  reg:
+    required: true
+
+  interrupts:
+    required: true
+
+  mck-frequency:
+    type: int
+    description: |
+      Frequency of the MCK clock. Configured independently of SCK.
+
+  pinctrl-0:
+    required: true
+
+  pinctrl-names:
+    required: true
+
+  easydma-maxcnt-bits:
+    type: int
+    required: true
+    description: |
+      Maximum number of bits available in the EasyDMA MAXCNT register. This
+      property must be set at SoC level DTS files.
+
+  mck-clock-source:
+    type: string
+    default: "PCLK"
+    description: |
+      Clock source to be used by the MCK signal. The following options
+      are available:
+      - "PCLK": Peripheral clock
+      - "ACLK": Audio PLL clock with configurable frequency (frequency for
+        this clock must be set via the "frequency" property
+        in the "nordic,nrfs-audiopll" node).
+    enum:
+      - "PCLK"
+      - "ACLK"
+
+  sck-clock-source:
+    type: string
+    default: "PCLK"
+    description: |
+      Clock source to be used by the SCK signal. The following options
+      are available:
+      - "PCLK": Peripheral clock
+      - "ACLK": Audio PLL clock with configurable frequency (frequency for
+        this clock must be set via the "frequency" property
+        in the "nordic,nrfs-audiopll" node).
+    enum:
+      - "PCLK"
+      - "ACLK"

dts/vendor/nordic/nrf54h20.dtsi

@@ -1497,6 +1497,34 @@
 				endtx-stoptx-supported;
 				frame-timeout-supported;
 			};
+
+			tdm130: tdm@992000 {
+				compatible = "nordic,nrf-tdm";
+				easydma-maxcnt-bits = <15>;
+				#address-cells = <1>;
+				#size-cells = <0>;
+				reg = <0x992000 0x1000>;
+				interrupts = <402 NRF_DEFAULT_IRQ_PRIORITY>;
+				status = "disabled";
+				clocks = <&fll16m>;
+				power-domains = <&gpd NRF_GPD_SLOW_ACTIVE>;
+				nordic,clockpin-enable = <NRF_FUN_TDM_SCK_M>,
+							 <NRF_FUN_TDM_MCK>;
+			};
+
+			tdm131: tdm@997000 {
+				compatible = "nordic,nrf-tdm";
+				easydma-maxcnt-bits = <15>;
+				#address-cells = <1>;
+				#size-cells = <0>;
+				reg = <0x997000 0x1000>;
+				interrupts = <407 NRF_DEFAULT_IRQ_PRIORITY>;
+				status = "disabled";
+				clocks = <&fll16m>;
+				power-domains = <&gpd NRF_GPD_SLOW_ACTIVE>;
+				nordic,clockpin-enable = <NRF_FUN_TDM_SCK_M>,
+							 <NRF_FUN_TDM_MCK>;
+			};
 		};
 	};
 

dts/vendor/nordic/nrf54l20.dtsi

@@ -54,6 +54,12 @@
 			clock-frequency = <DT_FREQ_M(16)>;
 		};
 
+		pclk32m: pclk32m {
+			compatible = "fixed-clock";
+			#clock-cells = <0>;
+			clock-frequency = <DT_FREQ_M(32)>;
+		};
+
 		lfxo: lfxo {
 			compatible = "nordic,nrf54l-lfxo";
 			#clock-cells = <0>;
@@ -564,6 +570,17 @@
 				status = "disabled";
 			};
 
+			tdm: tdm@e8000 {
+				compatible = "nordic,nrf-tdm";
+				easydma-maxcnt-bits = <15>;
+				#address-cells = <1>;
+				#size-cells = <0>;
+				reg = <0xe8000 0x1000>;
+				interrupts = <232 NRF_DEFAULT_IRQ_PRIORITY>;
+				status = "disabled";
+				clocks = <&pclk32m>;
+			};
+
 			i2c23: i2c@ed000 {
 				compatible = "nordic,nrf-twim";
 				#address-cells = <1>;