Merge tag 'xilinx-for-v2026.01-rc1-v2' of https://source.denx.de/u-boot/custodians...

AMD/Xilinx/FPGA changes for v2026.01-rc1 v2

zynqmp:
- DT updates
- Enable new commands

mbv:
- Simplify defconfigs

clk:
- Separate legacy handler and use SMC handler

misc:
- Tighten TTC Kconfig dependency

net:
- Add 10GBE support to Gem

pwm:
- cadence-ttc: Fix array sizes

fwu:
- Add platform hook support

spi:
- Remove undocumented cdns,is-dma property

video:
- Fix DPSUB RGB handling