ARM: SoC drivers for 5.15

These are updates for drivers that are tied to a particular SoC,
including the correspondig device tree bindings:

 - A couple of reset controller changes for unisoc, uniphier, renesas
   and zte platforms

 - memory controller driver fixes for omap and tegra

 - Rockchip io domain driver updates

 - Lots of updates for qualcomm platforms, mostly touching their
   firmware and power management drivers

 - Tegra FUSE and firmware driver updateѕ

 - Support for virtio transports in the SCMI firmware framework

 - cleanup of ixp4xx drivers, towards enabling multiplatform
   support and bringing it up to date with modern platforms

 - Minor updates for keystone, mediatek, omap, renesas.

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