From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752600AbcDZQ3z (ORCPT ); Tue, 26 Apr 2016 12:29:55 -0400 Received: from smtprelay.synopsys.com ([198.182.60.111]:48019 "EHLO smtprelay.synopsys.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752422AbcDZQ3x (ORCPT ); Tue, 26 Apr 2016 12:29:53 -0400 From: Alexey Brodkin To: linux-snps-arc@lists.infradead.org Cc: Alexey Brodkin , Grant Likely , Marek Szyprowski , linux-kernel@vger.kernel.org Subject: [PATCH 2/2] ARC: add support for reserved memory defined by device tree Date: Tue, 26 Apr 2016 19:29:34 +0300 Message-Id: <1461688174-8936-3-git-send-email-abrodkin@synopsys.com> X-Mailer: git-send-email 2.5.5 In-Reply-To: <1461688174-8936-1-git-send-email-abrodkin@synopsys.com> References: <1461688174-8936-1-git-send-email-abrodkin@synopsys.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Enable reserved memory initialization from device tree. Signed-off-by: Alexey Brodkin Cc: Grant Likely Cc: Marek Szyprowski Cc: linux-kernel@vger.kernel.org --- arch/arc/Kconfig | 1 + arch/arc/mm/init.c | 4 ++++ 2 files changed, 5 insertions(+) diff --git a/arch/arc/Kconfig b/arch/arc/Kconfig index 61d69e6..33c1fc7 100644 --- a/arch/arc/Kconfig +++ b/arch/arc/Kconfig @@ -35,6 +35,7 @@ config ARC select NO_BOOTMEM select OF select OF_EARLY_FLATTREE + select OF_RESERVED_MEM select PERF_USE_VMALLOC select HAVE_DEBUG_STACKOVERFLOW select HAVE_GENERIC_DMA_COHERENT diff --git a/arch/arc/mm/init.c b/arch/arc/mm/init.c index 7d2c4fb..5487d0b 100644 --- a/arch/arc/mm/init.c +++ b/arch/arc/mm/init.c @@ -13,6 +13,7 @@ #ifdef CONFIG_BLK_DEV_INITRD #include #endif +#include #include #include #include @@ -136,6 +137,9 @@ void __init setup_arch_memory(void) memblock_reserve(__pa(initrd_start), initrd_end - initrd_start); #endif + early_init_fdt_reserve_self(); + early_init_fdt_scan_reserved_mem(); + memblock_dump_all(); /*----------------- node/zones setup --------------------------*/ -- 2.5.5