From 2aebc074c2f3ef557e8463d3f0fe0a626e183451 Mon Sep 17 00:00:00 2001
From: Saravanan Sekar <saravanan@linumiz.com>
Date: Sun, 13 Apr 2025 11:47:01 +0530
Subject: [PATCH] dts: arm: ti: mspm0: Add a support for MSPM0 clock module

Add a support for TI MSPM0 clock module.

Signed-off-by: Saravanan Sekar <saravanan@linumiz.com>
Signed-off-by: Jackson Farley <j-farley@ti.com>
---
 dts/arm/ti/mspm0/g/mspm0g.dtsi | 21 ++++++++++
 dts/arm/ti/mspm0/mspm0.dtsi    | 77 ++++++++++++++++++++++++++++++++++
 2 files changed, 98 insertions(+)

diff --git a/dts/arm/ti/mspm0/g/mspm0g.dtsi b/dts/arm/ti/mspm0/g/mspm0g.dtsi
index 56bf3485645..dcf56287a29 100644
--- a/dts/arm/ti/mspm0/g/mspm0g.dtsi
+++ b/dts/arm/ti/mspm0/g/mspm0g.dtsi
@@ -6,3 +6,24 @@
  */
 
 #include <ti/mspm0/mspm0.dtsi>
+
+/{
+	clocks: clocks {
+		pll: pll {
+			compatible = "ti,mspm0-pll";
+			clocks = <&sysosc>;
+			p-div = <2>;
+			q-div = <5>;
+			clk1-div = <2>;
+			clk2x-div = <2>;
+			#clock-cells = <0>;
+			status = "okay";
+		};
+
+		syspll2x: syspll2x {
+			#clock-cells = <1>;
+			compatible = "ti,mspm0-clk";
+			status = "disabled";
+		};
+	};
+};
diff --git a/dts/arm/ti/mspm0/mspm0.dtsi b/dts/arm/ti/mspm0/mspm0.dtsi
index 60c0fb2e8b5..03d0ea00677 100644
--- a/dts/arm/ti/mspm0/mspm0.dtsi
+++ b/dts/arm/ti/mspm0/mspm0.dtsi
@@ -6,6 +6,8 @@
  */
 
 #include <arm/armv6-m.dtsi>
+#include <zephyr/dt-bindings/clock/mspm0_clock.h>
+#include <freq.h>
 
 /{
 	cpus {
@@ -21,6 +23,81 @@
 		};
 	};
 
+	ckm: clock-module {
+		compatible = "ti,mspm0-clk";
+		#clock-cells = <1>;
+	};
+
+	clocks: clocks {
+		hfclk: hfclk {
+			#clock-cells = <1>;
+			compatible = "ti,mspm0-clk";
+			status = "disabled";
+		};
+
+		lfclk: lfclk {
+			#clock-cells = <1>;
+			compatible = "ti,mspm0-clk";
+			clock-frequency = <32768>;
+			clocks = <&lfosc>;
+		};
+
+		hsclk: hsclk {
+			#clock-cells = <1>;
+			compatible = "ti,mspm0-clk";
+			clocks = <&sysosc>;
+		};
+
+		ulpclk: ulpclk {
+			#clock-cells = <1>;
+			compatible = "ti,mspm0-clk";
+			clock-frequency = <DT_FREQ_M(32)>;
+		};
+
+		mclk: mclk {
+			#clock-cells = <1>;
+			compatible = "ti,mspm0-clk";
+			clock-frequency = <DT_FREQ_M(32)>;
+			clocks = <&sysosc>;
+		};
+
+		mfpclk: mfpclk {
+			#clock-cells = <1>;
+			compatible = "ti,mspm0-clk";
+			clock-frequency = <DT_FREQ_M(4)>;
+			clocks = <&sysosc>;
+			status = "disabled";
+		};
+	};
+
+	oscillators: oscialltors {
+		hfxt: hfxt {
+			#clock-cells = <0>;
+			compatible = "ti,mspm0-osc";
+			clock-frequency = <DT_FREQ_M(32)>;
+			status = "disabled";
+		};
+
+		lfxt: lfxt {
+			#clock-cells = <0>;
+			compatible = "ti,mspm0-osc";
+			clock-frequency = <DT_FREQ_M(32)>;
+			status = "disabled";
+		};
+
+		lfosc: lfosc {
+			#clock-cells = <0>;
+			compatible = "ti,mspm0-osc";
+			clock-frequency = <32768>;
+		};
+
+		sysosc: sysosc {
+			#clock-cells = <0>;
+			compatible = "ti,mspm0-osc";
+			clock-frequency = <DT_FREQ_M(32)>;
+		};
+	};
+
 	soc {
 		sram0: memory@20000000 {
 			compatible = "mmio-sram";