From patchwork Tue Dec 1 18:03:08 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dmitry Lifshitz X-Patchwork-Id: 7739391 Return-Path: X-Original-To: patchwork-linux-omap@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork2.web.kernel.org (Postfix) with ESMTP id 0DE9DBEEE5 for ; Tue, 1 Dec 2015 18:04:46 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 144A82063B for ; Tue, 1 Dec 2015 18:04:45 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 3C5182045A for ; Tue, 1 Dec 2015 18:04:44 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756724AbbLASEn (ORCPT ); Tue, 1 Dec 2015 13:04:43 -0500 Received: from softlayer.compulab.co.il ([50.23.254.55]:58493 "EHLO compulab.co.il" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756636AbbLASEQ (ORCPT ); Tue, 1 Dec 2015 13:04:16 -0500 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=compulab.co.il; s=default; h=References:In-Reply-To:Message-Id:Date:Subject :Cc:To:From; bh=ki3dKK9RpeOw5+l3bjaunaaIJh4WdTgDaQsSEVYiZYA=; b=ipRWp4YOCk6mk VLFrp5apv2hdmDDU4565Zlwu3k2gx1KwwZEptLvQs4oiMYpYgNfbDIVc2+8Q3hL57L9DGO5Nqqzek Sky98kVyBZVKTNcb7uH+rfne0GeO+tEyyD7bJvJYMOFgbtH693dl5V8/C/aagiJ/xA3BpGyt5eHdH OP3A=; Received: from [62.90.235.247] (port=46381 helo=zimbra-mta.compulab.co.il) by softlayer.compulab.co.il with esmtp (Exim 4.86) (envelope-from ) id 1a3pHj-0006Fn-Hg; Tue, 01 Dec 2015 20:04:15 +0200 Received: from localhost (localhost [127.0.0.1]) by zimbra-mta.compulab.co.il (Postfix) with ESMTP id 0FC7D489D54; Tue, 1 Dec 2015 20:04:14 +0200 (IST) Received: from zimbra-mta.compulab.co.il ([127.0.0.1]) by localhost (zimbra-mta.compulab.co.il [127.0.0.1]) (amavisd-new, port 10032) with ESMTP id VztCLBOzA93e; Tue, 1 Dec 2015 20:04:13 +0200 (IST) Received: from localhost (localhost [127.0.0.1]) by zimbra-mta.compulab.co.il (Postfix) with ESMTP id C306C489D50; Tue, 1 Dec 2015 20:04:12 +0200 (IST) X-Virus-Scanned: amavisd-new at zimbra-mta.compulab.co.il Received: from zimbra-mta.compulab.co.il ([127.0.0.1]) by localhost (zimbra-mta.compulab.co.il [127.0.0.1]) (amavisd-new, port 10026) with ESMTP id I7IQ83henvX9; Tue, 1 Dec 2015 20:04:12 +0200 (IST) Received: from dlifshitz.compulab.local (lifshitz-linux.compulab.local [192.168.11.10]) by zimbra-mta.compulab.co.il (Postfix) with ESMTPSA id 9CEF9489D16; Tue, 1 Dec 2015 20:04:12 +0200 (IST) From: Dmitry Lifshitz To: linux-omap@vger.kernel.org, linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org Cc: Toni Lindgren , Igor Grinberg , Nikita Kiryanov , Ian Campbell , Nishanth Menon , Dmitry Lifshitz Subject: [PATCH V3 06/19] ARM: dts: am57xx: cl-som-am57x: add spi-flash support Date: Tue, 1 Dec 2015 20:03:08 +0200 Message-Id: <1448993001-19495-7-git-send-email-lifshitz@compulab.co.il> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1448993001-19495-1-git-send-email-lifshitz@compulab.co.il> References: <1448433590-1399-1-git-send-email-lifshitz@compulab.co.il> <1448993001-19495-1-git-send-email-lifshitz@compulab.co.il> X-AntiAbuse: This header was added to track abuse, please include it with any abuse report X-AntiAbuse: Primary Hostname - softlayer.compulab.co.il X-AntiAbuse: Original Domain - vger.kernel.org X-AntiAbuse: Originator/Caller UID/GID - [47 12] / [47 12] X-AntiAbuse: Sender Address Domain - compulab.co.il X-Get-Message-Sender-Via: softlayer.compulab.co.il: acl_c_recent_authed_mail_ips_text_entry: lifshitz@compulab.co.il|compulab.co.il X-Authenticated-Sender: softlayer.compulab.co.il: lifshitz@compulab.co.il Sender: linux-omap-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-omap@vger.kernel.org X-Spam-Status: No, score=-6.8 required=5.0 tests=BAYES_00,DKIM_SIGNED, RCVD_IN_DNSWL_HI,T_DKIM_INVALID,T_RP_MATCHES_RCVD,UNPARSEABLE_RELAY autolearn=ham version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP On-board spi-flash chip is used as a main boot device. Add spi-flash chip support (over QSPI bus). Signed-off-by: Dmitry Lifshitz Acked-by: Igor Grinberg --- v3: * Modify "compatible" property to match a proper flash driver * Drop RX/TX bus with properties * Reformat subject v2: * Add "spi-max-frequency" property for &qspi node. arch/arm/boot/dts/am57xx-cl-som-am57x.dts | 42 +++++++++++++++++++++++++++++++ 1 file changed, 42 insertions(+) diff --git a/arch/arm/boot/dts/am57xx-cl-som-am57x.dts b/arch/arm/boot/dts/am57xx-cl-som-am57x.dts index ef94845..f7e163a 100644 --- a/arch/arm/boot/dts/am57xx-cl-som-am57x.dts +++ b/arch/arm/boot/dts/am57xx-cl-som-am57x.dts @@ -93,6 +93,17 @@ DRA7XX_CORE_IOPAD(0x3498, PIN_INPUT_PULLUP | MUX_MODE1) /* gpmc_a22.mmc2_dat7 */ >; }; + + qspi1_pins: pinmux_qspi1_pins { + pinctrl-single,pins = < + DRA7XX_CORE_IOPAD(0x3474, PIN_INPUT | MUX_MODE1) /* gpmc_a13.qspi1_rtclk */ + DRA7XX_CORE_IOPAD(0x3480, PIN_INPUT | MUX_MODE1) /* gpmc_a16.qspi1_d0 */ + DRA7XX_CORE_IOPAD(0x3484, PIN_INPUT | MUX_MODE1) /* gpmc_a17.qspi1_d1 */ + DRA7XX_CORE_IOPAD(0x3488, PIN_INPUT | MUX_MODE1) /* qpmc_a18.qspi1_sclk */ + DRA7XX_CORE_IOPAD(0x34b8, PIN_INPUT_PULLUP | MUX_MODE1) /* gpmc_cs2.qspi1_cs0 */ + DRA7XX_CORE_IOPAD(0x34bc, PIN_INPUT_PULLUP | MUX_MODE1) /* gpmc_cs3.qspi1_cs1 */ + >; + }; }; &i2c1 { @@ -331,3 +342,34 @@ ti,non-removable; cap-mmc-dual-data-rate; }; + +&qspi { + status = "okay"; + pinctrl-names = "default"; + pinctrl-0 = <&qspi1_pins>; + + spi-max-frequency = <20000000>; + + spi_flash: spi_flash@0 { + #address-cells = <1>; + #size-cells = <1>; + compatible = "spansion,m25p80", "jedec,spi-nor"; + reg = <0>; /* CS0 */ + spi-max-frequency = <20000000>; + + partition@0 { + label = "uboot"; + reg = <0x0 0xc0000>; + }; + + partition@c0000 { + label = "uboot environment"; + reg = <0xc0000 0x40000>; + }; + + partition@100000 { + label = "reserved"; + reg = <0x100000 0x0>; + }; + }; +};