riscv: dts: spacemit: Add DWC3 USB 3.0 controller node for K1

riscv: dts: spacemit: Add DWC3 USB 3.0 controller node for K1

Origin: https://git.kernel.org/linus/6e8dcd141833a23d7117fe16896f6d5dfdb2e112

Add node for the Synopsys DWC3 USB 3.0 host controller on the K1 SoC.
The controller resides on the 'storage-bus' and uses its DMA
translations.

Tested-by: Aurelien Jarno <aurelien@aurel32.net>
Signed-off-by: Ze Huang <huang.ze@linux.dev>
Reviewed-by: Yixun Lan <dlan@gentoo.org>
Link: https://lore.kernel.org/r/20260111-k1-usb3dts-v2-v3-2-f5ebd546e904@linux.dev
Signed-off-by: Yixun Lan <dlan@gentoo.org>
Gbp-Pq: Topic features/riscv64
Gbp-Pq: Name riscv-dts-spacemit-Add-DWC3-USB-3.0-controller-node-.patch