| Message ID | 1438263356-29705-1-git-send-email-linus.walleij@linaro.org |
|---|---|
| State | New |
| Headers | show
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[2001:1868:205::9]) by mx.google.com with ESMTPS id mq9si2539227pdb.128.2015.07.30.06.37.40 for <patch@linaro.org> (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Thu, 30 Jul 2015 06:37:41 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-arm-kernel-bounces+patch=linaro.org@lists.infradead.org designates 2001:1868:205::9 as permitted sender) client-ip=2001:1868:205::9; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1ZKo0b-0007er-UG; Thu, 30 Jul 2015 13:36:29 +0000 Received: from mail-lb0-f176.google.com ([209.85.217.176]) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1ZKo0Y-00079g-HS for linux-arm-kernel@lists.infradead.org; Thu, 30 Jul 2015 13:36:27 +0000 Received: by lbbud7 with SMTP id ud7so23280940lbb.3 for <linux-arm-kernel@lists.infradead.org>; Thu, 30 Jul 2015 06:36:01 -0700 (PDT) X-Received: by 10.112.8.108 with SMTP id q12mr44175183lba.113.1438263361114; Thu, 30 Jul 2015 06:36:01 -0700 (PDT) Received: from localhost.localdomain ([85.235.11.236]) by smtp.gmail.com with ESMTPSA id w7sm250917lag.42.2015.07.30.06.35.59 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Thu, 30 Jul 2015 06:36:00 -0700 (PDT) From: Linus Walleij <linus.walleij@linaro.org> To: linux-arm-kernel@lists.infradead.org Subject: [PATCH 1/2] ARM: ux500: move ASIC ID remap to ITCM area Date: Thu, 30 Jul 2015 15:35:56 +0200 Message-Id: <1438263356-29705-1-git-send-email-linus.walleij@linaro.org> X-Mailer: git-send-email 2.4.3 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20150730_063626_774393_4E6F0859 X-CRM114-Status: GOOD ( 14.28 ) X-Spam-Score: -2.6 (--) X-Spam-Report: SpamAssassin version 3.4.0 on bombadil.infradead.org summary: Content analysis details: (-2.6 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.7 RCVD_IN_DNSWL_LOW RBL: Sender listed at http://www.dnswl.org/, low trust [209.85.217.176 listed in list.dnswl.org] -0.0 RCVD_IN_MSPIKE_H2 RBL: Average reputation (+2) [209.85.217.176 listed in wl.mailspike.net] -0.0 SPF_PASS SPF: sender matches SPF record -1.9 BAYES_00 BODY: Bayes spam probability is 0 to 1% [score: 0.0000] X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: <patchwork-forward.linaro.org> List-Unsubscribe: <mailto:googlegroups-manage+836684582541+unsubscribe@googlegroups.com>, <http://groups.google.com/a/linaro.org/group/patchwork-forward/subscribe> List-Archive: <http://groups.google.com/a/linaro.org/group/patchwork-forward/> List-Post: <http://groups.google.com/a/linaro.org/group/patchwork-forward/post>, <mailto:patchwork-forward@linaro.org> List-Help: <http://support.google.com/a/linaro.org/bin/topic.py?topic=25838>, <mailto:patchwork-forward+help@linaro.org> List-Subscribe: <http://lists.infradead.org/mailman/listinfo/linux-arm-kernel>, <mailto:linux-arm-kernel-request@lists.infradead.org?subject=subscribe> Cc: Linus Walleij <linus.walleij@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" <linux-arm-kernel-bounces@lists.infradead.org> Errors-To: linux-arm-kernel-bounces+patch=linaro.org@lists.infradead.org X-Removed-Original-Auth: Dkim didn't pass. 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diff --git a/arch/arm/mach-ux500/db8500-regs.h b/arch/arm/mach-ux500/db8500-regs.h index 27399553c841..65b7a689374c 100644 --- a/arch/arm/mach-ux500/db8500-regs.h +++ b/arch/arm/mach-ux500/db8500-regs.h @@ -182,8 +182,11 @@ */ #define U8500_IO_VIRTUAL 0xf0000000 #define U8500_IO_PHYSICAL 0xa0000000 -/* This is where we map in the ROM to check ASIC IDs */ -#define UX500_VIRT_ROM IOMEM(0xf0000000) +/* + * This is where we map in the ROM to check ASIC IDs, as the Ux500s + * do not have TCM memory, we can reuse the ITCM reserved area. + */ +#define UX500_VIRT_ROM IOMEM(0xfffe0000) /* This macro is used in assembly, so no cast */ #define IO_ADDRESS(x) \
The Ux500 does not have ITCM memory so we can remap the ASIC ID at 0xfffe0000 to get that remap out of the vmalloc area. Signed-off-by: Linus Walleij <linus.walleij@linaro.org> --- arch/arm/mach-ux500/db8500-regs.h | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-)