Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753915AbaDCWRr (ORCPT ); Thu, 3 Apr 2014 18:17:47 -0400 Received: from mail-ob0-f181.google.com ([209.85.214.181]:47673 "EHLO mail-ob0-f181.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752814AbaDCWRc (ORCPT ); Thu, 3 Apr 2014 18:17:32 -0400 From: Rob Herring To: linux-kernel@vger.kernel.org Cc: Grant Likely , Rob Herring , Ralf Baechle , linux-mips@linux-mips.org Subject: [PATCH 04/20] mips: ralink: convert to use unflatten_and_copy_device_tree Date: Thu, 3 Apr 2014 17:16:47 -0500 Message-Id: <1396563423-30893-5-git-send-email-robherring2@gmail.com> X-Mailer: git-send-email 1.8.3.2 In-Reply-To: <1396563423-30893-1-git-send-email-robherring2@gmail.com> References: <1396563423-30893-1-git-send-email-robherring2@gmail.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Rob Herring The ralink FDT code can be simplified by using unflatten_and_copy_device_tree function. This removes all accesses to FDT header data by the arch code. Signed-off-by: Rob Herring Cc: Ralf Baechle Cc: linux-mips@linux-mips.org --- arch/mips/ralink/of.c | 25 +------------------------ 1 file changed, 1 insertion(+), 24 deletions(-) diff --git a/arch/mips/ralink/of.c b/arch/mips/ralink/of.c index eccc552..0170d82 100644 --- a/arch/mips/ralink/of.c +++ b/arch/mips/ralink/of.c @@ -52,30 +52,7 @@ __iomem void *plat_of_remap_node(const char *node) void __init device_tree_init(void) { - unsigned long base, size; - void *fdt_copy; - - if (!initial_boot_params) - return; - - base = virt_to_phys((void *)initial_boot_params); - size = be32_to_cpu(initial_boot_params->totalsize); - - /* Before we do anything, lets reserve the dt blob */ - reserve_bootmem(base, size, BOOTMEM_DEFAULT); - - /* The strings in the flattened tree are referenced directly by the - * device tree, so copy the flattened device tree from init memory - * to regular memory. - */ - fdt_copy = alloc_bootmem(size); - memcpy(fdt_copy, initial_boot_params, size); - initial_boot_params = fdt_copy; - - unflatten_device_tree(); - - /* free the space reserved for the dt blob */ - free_bootmem(base, size); + unflatten_and_copy_device_tree(); } void __init plat_mem_setup(void) -- 1.8.3.2 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/