drm/nouveau/devinit/tu106: initial support

Appears to be compatible with TU104.
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>

drivers/gpu/drm/nouveau/nvkm/engine/device/base.c

@@ -2470,6 +2470,7 @@ static const struct nvkm_device_chip
 nv166_chipset = {
 	.name = "TU106",
 	.bios = nvkm_bios_new,
+	.devinit = tu104_devinit_new,
 	.pci = gp100_pci_new,
 };