The following series of patches adds support for gpio on AM642 evm/sk.

GPIO test logs,
AM642-evm: https://pastebin.ubuntu.com/p/PCGmY34spb/
AM642-sk:  https://pastebin.ubuntu.com/p/nrxzyQTKkX/

Changes since v2:
- Rebased the series on top of ti-k3-dts-next branch
- Added gpio test logs.

Changes since v1:
- Added DT for gpio subsystem present in MCU domain
- reserved the mcu gpio for firmware usage

Aswath Govindraju (2):
  arm64: dts: ti: k3-am64: Add GPIO DT nodes
  arm64: dts: ti: k3-am642: reserve gpio in mcu domain for firmware
    usage

 arch/arm64/boot/dts/ti/k3-am64-main.dtsi | 45 ++++++++++++++++++++++++
 arch/arm64/boot/dts/ti/k3-am64-mcu.dtsi  | 27 ++++++++++++++
 arch/arm64/boot/dts/ti/k3-am642-evm.dts  |  5 +++
 arch/arm64/boot/dts/ti/k3-am642-sk.dts   |  5 +++
 4 files changed, 82 insertions(+)

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2.17.1