From 66699cfd81aec1fa5590ee32dddbab64fbc504b4 Mon Sep 17 00:00:00 2001
From: Adam Kondraciuk <adam.kondraciuk@nordicsemi.no>
Date: Wed, 27 Nov 2024 16:06:44 +0100
Subject: [PATCH] [nrf fromlist] dts: nordic: nrf54h20: add TDM support for
 nRF54H20

Add TDM130 and TDM131 nodes.

Upstream PR #: 82144

Signed-off-by: Adam Kondraciuk <adam.kondraciuk@nordicsemi.no>
---
 dts/bindings/i2s/nordic,nrf-tdm.yaml | 48 ++++++++++++++++++++++++++++
 dts/common/nordic/nrf54h20.dtsi      | 28 ++++++++++++++++
 2 files changed, 76 insertions(+)
 create mode 100644 dts/bindings/i2s/nordic,nrf-tdm.yaml

diff --git a/dts/bindings/i2s/nordic,nrf-tdm.yaml b/dts/bindings/i2s/nordic,nrf-tdm.yaml
new file mode 100644
index 00000000000..eb9d7f68644
--- /dev/null
+++ b/dts/bindings/i2s/nordic,nrf-tdm.yaml
@@ -0,0 +1,48 @@
+# 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.
+
+  clock-source:
+    type: string
+    default: "FLL16M"
+    description: |
+      Clock source to be used by the TDM peripheral. The following options
+      are available:
+      - "FLL16M": 16 MHz peripheral clock
+      - "ACLK": Audio PLL clock with configurable frequency (frequency for
+        this clock must be set via the "hfclkaudio-frequency" property
+        in the "nordic,nrf-clock" node); this clock source is only available
+        in the nRF53 Series SoCs and it requires the use of HFXO
+    enum:
+      - "FLL16M"
+      - "ACLK"
diff --git a/dts/common/nordic/nrf54h20.dtsi b/dts/common/nordic/nrf54h20.dtsi
index f879e08fa52..987efb60bfe 100644
--- a/dts/common/nordic/nrf54h20.dtsi
+++ b/dts/common/nordic/nrf54h20.dtsi
@@ -1478,6 +1478,34 @@
 				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>;
+			};
 		};
 	};