Merge "msm: tspp2: Support working without bus scaling"

/* Copyright (c) 2013, The Linux Foundation. All rights reserved.

/* Copyright (c) 2013-2014, The Linux Foundation. All rights reserved.

 *

 * This program is free software; you can redistribute it and/or modify

 * it under the terms of the GNU General Public License version 2 and

		if (!device->bus_client)

			pr_err("%s: Unable to register bus client\n", __func__);

	} else {

		pr_err("%s: Platform bus client data not available\n",

		pr_err("%s: Platform bus client data not available. Continue anyway...\n",

			__func__);

		return -EINVAL;

	}

	rc = msm_tspp2_iommu_info_get(pdev, device);