From patchwork Tue Dec 13 11:29:47 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sekhar Nori X-Patchwork-Id: 9472157 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 28E1F607EE for ; Tue, 13 Dec 2016 11:32:32 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 211E528556 for ; Tue, 13 Dec 2016 11:32:32 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 157B82857C; Tue, 13 Dec 2016 11:32:32 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-4.2 required=2.0 tests=BAYES_00, RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.9]) (using TLSv1.2 with cipher AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id D1F0028556 for ; Tue, 13 Dec 2016 11:32:31 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.85_2 #1 (Red Hat Linux)) id 1cGlIN-0004zC-Ai; Tue, 13 Dec 2016 11:30:55 +0000 Received: from fllnx210.ext.ti.com ([198.47.19.17]) by bombadil.infradead.org with esmtps (Exim 4.85_2 #1 (Red Hat Linux)) id 1cGlHp-0003fC-2S for linux-arm-kernel@lists.infradead.org; Tue, 13 Dec 2016 11:30:22 +0000 Received: from dflxv15.itg.ti.com ([128.247.5.124]) by fllnx210.ext.ti.com (8.15.1/8.15.1) with ESMTP id uBDBU00V014355; Tue, 13 Dec 2016 05:30:00 -0600 Received: from DLEE71.ent.ti.com (dlee71.ent.ti.com [157.170.170.114]) by dflxv15.itg.ti.com (8.14.3/8.13.8) with ESMTP id uBDBU0rQ022824; Tue, 13 Dec 2016 05:30:00 -0600 Received: from dflp32.itg.ti.com (10.64.6.15) by DLEE71.ent.ti.com (157.170.170.114) with Microsoft SMTP Server id 14.3.294.0; Tue, 13 Dec 2016 05:29:59 -0600 Received: from psplinux063.india.ti.com (ileax41-snat.itg.ti.com [10.172.224.153]) by dflp32.itg.ti.com (8.14.3/8.13.8) with ESMTP id uBDBTl1U028018; Tue, 13 Dec 2016 05:29:58 -0600 From: Sekhar Nori To: Tony Lindgren Subject: [PATCH v2 3/3] ARM: dts: dra72-evm: drop NAND support Date: Tue, 13 Dec 2016 16:59:47 +0530 Message-ID: X-Mailer: git-send-email 2.9.0 In-Reply-To: References: MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20161213_033021_301290_1921074F X-CRM114-Status: UNSURE ( 9.98 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Nishanth Menon , Lokesh Vutla , Linux OMAP Mailing List , Linux ARM Mailing List , Kishon Vijay Abraham I Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP For the existing IOdelay configuration via U-Boot, NAND is not supported on dra72-evm (both Rev B and Rev C). Disable it. Commit 46cfc8945887 ("ARM: dts: dra72-evm: Remove pinmux configurations for erratum i869") has already removed pinmuxing for NAND making it unusable. Signed-off-by: Sekhar Nori --- arch/arm/boot/dts/dra72-evm-common.dtsi | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) diff --git a/arch/arm/boot/dts/dra72-evm-common.dtsi b/arch/arm/boot/dts/dra72-evm-common.dtsi index e50fbeea96e0..64553476c678 100644 --- a/arch/arm/boot/dts/dra72-evm-common.dtsi +++ b/arch/arm/boot/dts/dra72-evm-common.dtsi @@ -280,7 +280,12 @@ }; &gpmc { - status = "okay"; + /* + * For the existing IOdelay configuration via U-Boot we don't + * support NAND on dra72-evm. Keep it disabled. Enabling it + * requires a different configuration by U-Boot. + */ + status = "disabled"; ranges = <0 0 0x08000000 0x01000000>; /* minimum GPMC partition = 16MB */ nand@0,0 { /* To use NAND, DIP switch SW5 must be set like so: