linux-kernel - [PATCH v5 08/13] arm64: dts: ti: k3-am62: Define possible system states

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Message-Id: <20250306-topic-am62-partialio-v6-12-b4-v5-8-f9323d3744a2@baylibre.com>
Date: Thu, 06 Mar 2025 12:14:46 +0100
From: Markus Schneider-Pargmann <msp@...libre.com>
To: Nishanth Menon <nm@...com>, Tero Kristo <kristo@...nel.org>, 
 Santosh Shilimkar <ssantosh@...nel.org>, 
 Vignesh Raghavendra <vigneshr@...com>, Rob Herring <robh@...nel.org>, 
 Krzysztof Kozlowski <krzk+dt@...nel.org>, 
 Conor Dooley <conor+dt@...nel.org>, Anand Gadiyar <gadiyar@...com>, 
 Chandrasekar Ramakrishnan <rcsekar@...sung.com>, 
 Marc Kleine-Budde <mkl@...gutronix.de>, 
 Vincent Mailhol <mailhol.vincent@...adoo.fr>
Cc: linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org, 
 devicetree@...r.kernel.org, Vishal Mahaveer <vishalm@...com>, 
 Kevin Hilman <khilman@...libre.com>, Dhruva Gole <d-gole@...com>, 
 Akashdeep Kaur <a-kaur@...com>, Kendall Willis <k-willis@...com>, 
 linux-can@...r.kernel.org, Markus Schneider-Pargmann <msp@...libre.com>
Subject: [PATCH v5 08/13] arm64: dts: ti: k3-am62: Define possible system
 states

Add the system states that are available on am62 SoCs.

Signed-off-by: Markus Schneider-Pargmann <msp@...libre.com>
---
 arch/arm64/boot/dts/ti/k3-am62.dtsi | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

diff --git a/arch/arm64/boot/dts/ti/k3-am62.dtsi b/arch/arm64/boot/dts/ti/k3-am62.dtsi
index bfb55ca113239be4367a1cf8edf219187fafa8a0..acc8cbc7e57bc5712ada8b4b225e302ffc368e26 100644
--- a/arch/arm64/boot/dts/ti/k3-am62.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-am62.dtsi
@@ -46,6 +46,28 @@ pmu: pmu {
 		interrupts = <GIC_PPI 7 IRQ_TYPE_LEVEL_HIGH>;
 	};
 
+	system-idle-states {
+		system_partial_io: system-partial-io {
+			compatible = "system-idle-state";
+			idle-state-name = "Partial-IO";
+		};
+
+		system_deep_sleep: system-deep-sleep {
+			compatible = "system-idle-state";
+			idle-state-name = "DeepSleep";
+		};
+
+		system_mcu_only: system-mcu-only {
+			compatible = "system-idle-state";
+			idle-state-name = "MCU Only";
+		};
+
+		system_standby: system-standby {
+			compatible = "system-idle-state";
+			idle-state-name = "Standby";
+		};
+	};
+
 	cbass_main: bus@...00 {
 		bootph-all;
 		compatible = "simple-bus";

-- 
2.47.2