Add the standby CPU idle state to AM62 family of devices. The standby
CPU idle state allows the cores to enter WFI through the CPUIdle framework.

Tested on standby idle state on AM62P [1] and AM62A [2] EVMs.

[1] https://gist.github.com/kwillis01/0b94f91cec16c7d99f35ce57ea2db09e
[2] https://gist.github.com/kwillis01/de28563aa67838b328f8390c1145fbb2

Signed-off-by: Kendall Willis <k-willis@ti.com>
---
Kendall Willis (3):
      arm64: dts: ti: k3-am625: add standby cpu idle state
      arm64: dts: ti: k3-am62a7: add standby cpu idle state
      arm64: dts: ti: k3-am62p5: add standby cpu idle state

 arch/arm64/boot/dts/ti/k3-am625.dtsi  | 17 +++++++++++++++++
 arch/arm64/boot/dts/ti/k3-am62a7.dtsi | 17 +++++++++++++++++
 arch/arm64/boot/dts/ti/k3-am62p5.dtsi | 17 +++++++++++++++++
 3 files changed, 51 insertions(+)
---
base-commit: 8d3ae59288f1e7d58d76558a6ee96d533bc5019f
change-id: 20260817-upstream-standby-bef714166d98

Best regards,
-- 
Kendall Willis <k-willis@ti.com>