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From:   Keerthy <j-keerthy@ti.com>
To:     <robh+dt@kernel.org>, <nm@ti.com>, <vigneshr@ti.com>,
        <conor+dt@kernel.org>, <kristo@kernel.org>,
        <krzysztof.kozlowski+dt@linaro.org>
CC:     <j-keerthy@ti.com>, <u-kumar1@ti.com>,
        <linux-arm-kernel@lists.infradead.org>,
        <devicetree@vger.kernel.org>, <linux-kernel@vger.kernel.org>
Subject: [PATCH v6 5/7] arm64: dts: ti: k3-j784s4-mcu: Add the mcu domain watchdog instances
Date:   Wed, 27 Sep 2023 08:03:55 +0530
Message-ID: <20230927023357.9883-6-j-keerthy@ti.com>
In-Reply-To: <20230927023357.9883-1-j-keerthy@ti.com>
References: <20230927023357.9883-1-j-keerthy@ti.com>
MIME-Version: 1.0
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There are totally 2 instances of watchdog module in MCU domain.
These instances are coupled with the MCU domain R5F instances.
Disabling them as they are not used by Linux.

Signed-off-by: Keerthy <j-keerthy@ti.com>
---
 .../boot/dts/ti/k3-j784s4-mcu-wakeup.dtsi     | 24 +++++++++++++++++++
 1 file changed, 24 insertions(+)

diff --git a/arch/arm64/boot/dts/ti/k3-j784s4-mcu-wakeup.dtsi b/arch/arm64/boot/dts/ti/k3-j784s4-mcu-wakeup.dtsi
index a7b5c4cb7d3e..809a0b1cf038 100644
--- a/arch/arm64/boot/dts/ti/k3-j784s4-mcu-wakeup.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-j784s4-mcu-wakeup.dtsi
@@ -714,4 +714,28 @@
 		ti,esm-pins = <63>;
 		bootph-pre-ram;
 	};
+
+	/*
+	 * The 2 RTI instances are couple with MCU R5Fs so keeping them
+	 * disabled as these will be used by their respective firmware
+	 */
+	mcu_watchdog0: watchdog@40600000 {
+		compatible = "ti,j7-rti-wdt";
+		reg = <0x00 0x40600000 0x00 0x100>;
+		clocks = <&k3_clks 367 1>;
+		power-domains = <&k3_pds 367 TI_SCI_PD_EXCLUSIVE>;
+		assigned-clocks = <&k3_clks 367 0>;
+		assigned-clock-parents = <&k3_clks 367 4>;
+		status = "disabled";
+	};
+
+	mcu_watchdog1: watchdog@40610000 {
+		compatible = "ti,j7-rti-wdt";
+		reg = <0x00 0x40610000 0x00 0x100>;
+		clocks = <&k3_clks 368 1>;
+		power-domains = <&k3_pds 368 TI_SCI_PD_EXCLUSIVE>;
+		assigned-clocks = <&k3_clks 368 0>;
+		assigned-clock-parents = <&k3_clks 368 4>;
+		status = "disabled";
+	};
 };
-- 
2.17.1