arm64: dts: ti: k3-am62: Define possible system states

Add the system states that are available on TI AM62 SoCs.

Signed-off-by: Markus Schneider-Pargmann (TI.com) <msp@baylibre.com>
Link: https://patch.msgid.link/20251103-topic-am62-dt-partialio-v6-15-v5-1-b8d9ff5f2742@baylibre.com
Signed-off-by: Vignesh Raghavendra <vigneshr@ti.com>

diff --git a/arch/arm64/boot/dts/ti/k3-am62.dtsi b/arch/arm64/boot/dts/ti/k3-am62.dtsi
index 59f6dff552ed40e4ac0f9c7077aa25d68d3b5283..b08b7062060ca12ecae83917a831ee779f1a288f 100644 (file)
--- a/arch/arm64/boot/dts/ti/k3-am62.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-am62.dtsi
@@ -46,6 +46,28 @@
                interrupts = <GIC_PPI 7 IRQ_TYPE_LEVEL_HIGH>;
        };
 
+       system-idle-states {
+               system_partial_io: system-partial-io {
+                       compatible = "system-idle-state";
+                       idle-state-name = "off-wake";
+               };
+
+               system_deep_sleep: system-deep-sleep {
+                       compatible = "system-idle-state";
+                       idle-state-name = "mem";
+               };
+
+               system_mcu_only: system-mcu-only {
+                       compatible = "system-idle-state";
+                       idle-state-name = "mem-mcu-active";
+               };
+
+               system_standby: system-standby {
+                       compatible = "system-idle-state";
+                       idle-state-name = "standby";
+               };
+       };
+
        cbass_main: bus@f0000 {
                bootph-all;
                compatible = "simple-bus";