From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from mail.rapiddevelopmentkit.de ([217.6.246.34] helo=root.phytec.de) by bombadil.infradead.org with esmtp (Exim 4.87 #1 (Red Hat Linux)) id 1ePVnx-0008Gn-VS for barebox@lists.infradead.org; Thu, 14 Dec 2017 15:52:25 +0000 Received: from idefix.phytec.de (idefix.phytec.de [172.16.0.10]) by root.phytec.de (Postfix) with ESMTP id A8869A001FB for ; Thu, 14 Dec 2017 16:53:26 +0100 (CET) From: Daniel Schultz Date: Thu, 14 Dec 2017 16:51:15 +0100 Message-Id: <1513266675-49103-1-git-send-email-d.schultz@phytec.de> List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "barebox" Errors-To: barebox-bounces+u.kleine-koenig=pengutronix.de@lists.infradead.org Subject: [PATCH] ARM: boards: phytec-som-am335x: Fallback ram timings To: barebox@lists.infradead.org The 'get_ram_size' function can return false values with 1GB RAMs during warm reset. If a not-existing RAM size will be returned, the fallback RAM timings get loaded to prevent hangs. Signed-off-by: Daniel Schultz --- arch/arm/boards/phytec-som-am335x/lowlevel.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/arch/arm/boards/phytec-som-am335x/lowlevel.c b/arch/arm/boards/phytec-som-am335x/lowlevel.c index b1576ee..5030966 100644 --- a/arch/arm/boards/phytec-som-am335x/lowlevel.c +++ b/arch/arm/boards/phytec-som-am335x/lowlevel.c @@ -174,8 +174,9 @@ static noinline void physom_board_init(void *fdt, int sdram, int module_family) /* Find the ram size and set up the correct ram timings */ ramsize = get_ram_size((long *) 0x80000000, SZ_1G); timing = get_timings_by_size(module_family, ramsize); + /* In case of a failure, load generic ram timings as fallback */ if (!timing) - hang(); + timing = get_minimal_timings(module_family); } am335x_sdram_init(DDR_IOCTRL, &physom_cmd, -- 2.7.4 _______________________________________________ barebox mailing list barebox@lists.infradead.org http://lists.infradead.org/mailman/listinfo/barebox