Merge tag 'arm-soc/for-6.13/soc' of https://github.com/Broadcom/stblinux into soc/arm

This pull request contains Broadcom ARM-based SoC changes for 6.13,
please pull the following:

- Linus adds support for the debug UART on BCM6846 (BCMBCA) platform

- Florian dros the custom init_irq() callback which does the same thing
  as the standard irqchip_init()

* tag 'arm-soc/for-6.13/soc' of https://github.com/Broadcom/stblinux:
  ARM: bcm: brcmstb: Drop custom init_irq callback
  ARM: bcm: Support BCMBCA debug UART

Link: https://lore.kernel.org/r/20241028035449.734504-2-florian.fainelli@broadcom.com
Signed-off-by: Arnd Bergmann <arnd@arndb.de>