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: 9472145 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 BC109607EE for ; Tue, 13 Dec 2016 11:30:24 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id B5A08284DD for ; Tue, 13 Dec 2016 11:30:24 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id A91C72856B; Tue, 13 Dec 2016 11:30:24 +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=-6.9 required=2.0 tests=BAYES_00,RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 56090284DD for ; Tue, 13 Dec 2016 11:30:24 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932711AbcLMLaX (ORCPT ); Tue, 13 Dec 2016 06:30:23 -0500 Received: from fllnx210.ext.ti.com ([198.47.19.17]:52155 "EHLO fllnx210.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753073AbcLMLaW (ORCPT ); Tue, 13 Dec 2016 06:30:22 -0500 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 CC: Nishanth Menon , Lokesh Vutla , Kishon Vijay Abraham I , Linux OMAP Mailing List , Linux ARM Mailing List 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 Sender: linux-omap-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-omap@vger.kernel.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: