From patchwork Fri Feb 21 12:25:25 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Marek Szyprowski X-Patchwork-Id: 3695721 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork1.web.kernel.org (Postfix) with ESMTP id E12539F1EE for ; Fri, 21 Feb 2014 12:27:52 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 219A520145 for ; Fri, 21 Feb 2014 12:27:52 +0000 (UTC) Received: from casper.infradead.org (casper.infradead.org [85.118.1.10]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 20F4B2013A for ; Fri, 21 Feb 2014 12:27:51 +0000 (UTC) Received: from merlin.infradead.org ([2001:4978:20e::2]) by casper.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1WGpCA-0005yp-VQ; Fri, 21 Feb 2014 12:27:11 +0000 Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1WGpC1-0000hA-Mf; Fri, 21 Feb 2014 12:27:01 +0000 Received: from mailout3.w1.samsung.com ([210.118.77.13]) by merlin.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1WGpBd-0000Yu-HP for linux-arm-kernel@lists.infradead.org; Fri, 21 Feb 2014 12:26:40 +0000 Received: from eucpsbgm1.samsung.com (unknown [203.254.199.244]) by mailout3.w1.samsung.com (Oracle Communications Messaging Server 7u4-24.01(7.0.4.24.0) 64bit (built Nov 17 2011)) with ESMTP id <0N1C006JRIJU9090@mailout3.w1.samsung.com> for linux-arm-kernel@lists.infradead.org; Fri, 21 Feb 2014 12:26:18 +0000 (GMT) X-AuditID: cbfec7f4-b7f796d000005a13-be-530745ea4c5f Received: from eusync3.samsung.com ( [203.254.199.213]) by eucpsbgm1.samsung.com (EUCPMTA) with SMTP id EE.31.23059.AE547035; Fri, 21 Feb 2014 12:26:18 +0000 (GMT) Received: from amdc1339.mshome.net ([106.116.147.30]) by eusync3.samsung.com (Oracle Communications Messaging Server 7u4-23.01 (7.0.4.23.0) 64bit (built Aug 10 2011)) with ESMTPA id <0N1C001ZAIJD5M60@eusync3.samsung.com>; Fri, 21 Feb 2014 12:26:18 +0000 (GMT) From: Marek Szyprowski To: linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linaro-mm-sig@lists.linaro.org, devicetree@vger.kernel.org, linux-doc@vger.kernel.org Subject: [PATCH v5 09/11] arm: add support for reserved memory defined by device tree Date: Fri, 21 Feb 2014 13:25:25 +0100 Message-id: <1392985527-6260-10-git-send-email-m.szyprowski@samsung.com> X-Mailer: git-send-email 1.7.9.5 In-reply-to: <1392985527-6260-1-git-send-email-m.szyprowski@samsung.com> References: <1392985527-6260-1-git-send-email-m.szyprowski@samsung.com> X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFprEIsWRmVeSWpSXmKPExsVy+t/xq7qvXNmDDfa+57b4O+kYu8WHplZm i/fLehgt5h85x2rR/2Yhq8WBPzsYLd70drBY7Fz3jtHibNMbdovtnTPYLb5cechksenxNVaL hW1LWCwu75rDZrH2yF12iw0vDzJZLL1+kcliwfEWVos/0+UsTl3/zGax5shidosJ09eyWLTu PcJu8Xf7JhaLVwfbWCzWz3jNYrFq1x9Gi5cfT7A4yHismbeG0eP3r0mMHq8nT2D0uNzXy+Sx c9Zddo+eNy2sHptWdbJ53Lm2h81j85J6j9v/HjN7XDnRxOqx7s8rJo/+vwYec3f1MXr0bVnF 6PF5k1yAYBSXTUpqTmZZapG+XQJXxuOtH9gLnrJXTH3ewdjAuIati5GTQ0LARGLdu9nsELaY xIV764HiXBxCAksZJVZcuswM4XQzSbxtWMIKUsUmYCjR9bYLrFtEYCGjxOd5LCBFzAL32SQ6 LvYwgSSEBcIlDi+aB1bEIqAq8X76TLAVvAIeEg93LACq4QBapyAxZ5INSJgTKHzmwHN2kLCQ gLvEuo6sCYy8CxgZVjGKppYmFxQnpeca6hUn5haX5qXrJefnbmKExOOXHYyLj1kdYhTgYFTi 4S2QYAsWYk0sK67MPcQowcGsJMJ7UJ89WIg3JbGyKrUoP76oNCe1+BAjEwenVANj7fJdkzkT L7/OSNmWGRfovL3y0+mj3N5Od5MfV/ztKkq8cC/n+yPdj3H6s1UUXoieO8by6nb1l91nXxpF abVKPZs5X8rkht8SjfZzHm8j/Zu0NTkyTwrLMRWbHYi+9dI5+5FfhrDdkWu5H72VTnlmPnlz q/f0f8l2+S9/JxsfbDNJ9vDeFcqmxFKckWioxVxUnAgAx96RFqUCAAA= X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20140221_072637_721502_F6BEBDAF X-CRM114-Status: UNSURE ( 8.95 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -6.9 (------) Cc: Mark Rutland , Benjamin Herrenschmidt , Tomasz Figa , Will Deacon , Tomasz Figa , Paul Mackerras , Marek Szyprowski , Arnd Bergmann , Josh Cartwright , Catalin Marinas , Grant Likely , Laura Abbott , Ian Campbell , Pawel Moll , Stephen Warren , Sascha Hauer , Michal Nazarewicz , Marc , Nishanth Peethambaran , Rob Herring , Kumar Gala , Olof Johansson X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Spam-Status: No, score=-4.2 required=5.0 tests=BAYES_00,KHOP_BIG_TO_CC, RCVD_IN_DNSWL_MED, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Enable reserved memory initialization from device tree. Signed-off-by: Marek Szyprowski --- arch/arm/Kconfig | 1 + arch/arm/mm/init.c | 2 ++ 2 files changed, 3 insertions(+) diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index e25419817791..d0262bea8020 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -1918,6 +1918,7 @@ config USE_OF select IRQ_DOMAIN select OF select OF_EARLY_FLATTREE + select OF_RESERVED_MEM help Include support for flattened device tree machine descriptions. diff --git a/arch/arm/mm/init.c b/arch/arm/mm/init.c index 804d61566a53..2a77ba8796ae 100644 --- a/arch/arm/mm/init.c +++ b/arch/arm/mm/init.c @@ -323,6 +323,8 @@ void __init arm_memblock_init(struct meminfo *mi, if (mdesc->reserve) mdesc->reserve(); + early_init_fdt_scan_reserved_mem(); + /* * reserve memory for DMA contigouos allocations, * must come from DMA area inside low memory