Merge tag 'arm-soc/for-6.20/devicetree-arm64' of https://github.com/Broadcom/stblinux...

This pull request contains Broadcom ARM64-based SoCs DT changes for
6.20, please pull the following:

- Peter enables the RNG on 2712 (Raspberry Pi 5)

- Stanimir adds the watchdog DT node on 2712

- Rob removes undocumneted nodes, reworks clock nodes, fixes the
  "simple-bus" node names, and cleans up additional properties and nodes
  for all Broadcom ARM64-based SoCs

* tag 'arm-soc/for-6.20/devicetree-arm64' of https://github.com/Broadcom/stblinux:
  arm64: dts: broadcom: bcm4906-netgear-r8000p: Drop unnecessary "ranges" in partition node
  arm64: dts: broadcom: northstar2: Drop "arm,cci-400-pmu" fallback compatible
  arm64: dts: broadcom: northstar2: Drop QSPI "clock-names"
  arm64: dts: broadcom: northstar2: Drop unused and undocumented "brcm,pcie-ob-oarr-size" properties
  arm64: dts: broadcom: northstar2: Rework clock nodes
  arm64: dts: broadcom: ns2-svk: Use non-deprecated at25 properties
  arm64: dts: broadcom: Use preferred node names
  arm64: dts: broadcom: stingray: Move raid nodes out of bus
  arm64: dts: broadcom: stingray: Fix 'simple-bus' node names
  arm64: dts: broadcom: stingray: Rework clock nodes
  arm64: dts: broadcom: Remove unused and undocumented nodes
  arm64: dts: broadcom: bcm2712: Add watchdog DT node
  arm64: dts: broadcom: bcm2712: Enable RNG

Signed-off-by: Arnd Bergmann <arnd@arndb.de>