Merge tag 'arm-soc/for-6.16/devicetree' of https://github.com/Broadcom/stblinux into...

This pull request contains Broadcom ARM-based SoC Device Tree changes
for 6.16, please pull the following:

- Arthur adds a pinctrl node for BCM21664 and updates BCM23550 to use
  it, he also drops the DTS file for the BCM59056 PMU chip and leaving
  that board level DTS files

- Stefan documents and adds support for the Raspberry Pi 2 2nd revision.

* tag 'arm-soc/for-6.16/devicetree' of https://github.com/Broadcom/stblinux:
  arm64: dts: bcm: Add reference to RPi 2 (2nd rev)
  ARM: dts: bcm: Add support for Raspberry Pi 2 (2nd rev)
  dt-bindings: arm: bcm2835: Add Raspberry Pi 2 (2nd rev)
  ARM: dts: Drop DTS for BCM59056 PMU
  ARM: dts: bcm2166x: Add bcm2166x-pinctrl DTSI
  ARM: dts: bcm2166x-common: Add pinctrl node

Link: https://lore.kernel.org/r/20250505165810.1948927-1-florian.fainelli@broadcom.com
Signed-off-by: Arnd Bergmann <arnd@arndb.de>