drm/nouveau/i2c: add support for DCB_I2C_PMGR port type

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>

drivers/gpu/drm/nouveau/core/subdev/i2c/base.c

@@ -556,6 +556,18 @@ nouveau_i2c_create_(struct nouveau_object *parent,
 			nouveau_i2c_create_port(i2c, NV_I2C_AUX(index),
 						info.type, &info);
 			break;
+		case DCB_I2C_PMGR:
+			if (info.drive != DCB_I2C_UNUSED) {
+				nouveau_i2c_create_port(i2c, NV_I2C_PORT(index),
+							DCB_I2C_NVIO_BIT,
+							&info);
+			}
+			if (info.auxch != DCB_I2C_UNUSED) {
+				nouveau_i2c_create_port(i2c, NV_I2C_AUX(index),
+							DCB_I2C_NVIO_AUX,
+							&info);
+			}
+			break;
 		case DCB_I2C_UNUSED:
 		default:
 			continue;