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[209.132.180.67]) by mx.google.com with ESMTP id 33si14264922pgm.385.2019.03.27.21.05.21; Wed, 27 Mar 2019 21:05:37 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=pass header.i=@alliedtelesis.co.nz header.s=mail181024 header.b="Hwaji7y/"; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=alliedtelesis.co.nz Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726520AbfC1ECl (ORCPT + 99 others); Thu, 28 Mar 2019 00:02:41 -0400 Received: from gate2.alliedtelesis.co.nz ([202.36.163.20]:45072 "EHLO gate2.alliedtelesis.co.nz" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726432AbfC1ECj (ORCPT ); Thu, 28 Mar 2019 00:02:39 -0400 Received: from mmarshal3.atlnz.lc (mmarshal3.atlnz.lc [10.32.18.43]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by gate2.alliedtelesis.co.nz (Postfix) with ESMTPS id 1D08B891AB; Thu, 28 Mar 2019 17:02:38 +1300 (NZDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=alliedtelesis.co.nz; s=mail181024; t=1553745758; bh=fRZTQLS3udad2cgQBUGRWrcv/kmxBMd4xpradg1ohsQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=Hwaji7y/9NpGG85DxyavyHZ5g2jm2UBTFk/72mYKUjYKya2EWwRr89ko1f6PpbYJZ GQC9l0pEq9viFZRSO5JsZ5VeXQeazGefDy9xQ8WknHdoQYPLRB3RBhJVQ687EKmvis e1FEtR6OrVOcT/CEXRERcet1aKvU77j+LlpIUq/vuxTC7RUhCINYRxzfRzHGdqmeQ0 LKprxtcPc9H+FNVh6djVpnwHxTq+Dx0soNnZjFWMlKMc17HHXcy0UCbidttR4hhvzS LrtmfqlAb8+45F5Zlnl3Tcsq1W0214/7yOMpDl6P8mj45akJCfomCsr1Muq2CTwH4T G986kQPebIILw== Received: from smtp (Not Verified[10.32.16.33]) by mmarshal3.atlnz.lc with Trustwave SEG (v7,5,8,10121) id ; Thu, 28 Mar 2019 17:02:30 +1300 Received: from chrisp-dl.ws.atlnz.lc (chrisp-dl.ws.atlnz.lc [10.33.22.30]) by smtp (Postfix) with ESMTP id D2C0613EF40; Thu, 28 Mar 2019 17:02:24 +1300 (NZDT) Received: by chrisp-dl.ws.atlnz.lc (Postfix, from userid 1030) id AF38F1E1124; Thu, 28 Mar 2019 17:02:24 +1300 (NZDT) From: Chris Packham To: bbrezillon@kernel.org, computersforpeace@gmail.com, dwmw2@infradead.org, marek.vasut@gmail.com, richard@nod.at, robh+dt@kernel.org, mark.rutland@arm.com Cc: linux-mtd@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Chris Packham Subject: [PATCH 2/2] dt-binding: mtd: physmap: Add example using addr-gpios property Date: Thu, 28 Mar 2019 17:02:16 +1300 Message-Id: <20190328040217.1895-3-chris.packham@alliedtelesis.co.nz> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20190328040217.1895-1-chris.packham@alliedtelesis.co.nz> References: <20190328040217.1895-1-chris.packham@alliedtelesis.co.nz> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable x-atlnz-ls: pat Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Add an example showing how to use the addr-gpios property to deal with a system with limited IO space. Cc: devicetree@vger.kernel.org Signed-off-by: Chris Packham --- .../devicetree/bindings/mtd/mtd-physmap.txt | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff --git a/Documentation/devicetree/bindings/mtd/mtd-physmap.txt b/Docu= mentation/devicetree/bindings/mtd/mtd-physmap.txt index 7df0dcaccb7d..c69f4f065d23 100644 --- a/Documentation/devicetree/bindings/mtd/mtd-physmap.txt +++ b/Documentation/devicetree/bindings/mtd/mtd-physmap.txt @@ -96,3 +96,19 @@ An example using SRAM: bank-width =3D <2>; }; =20 +An example using gpio-addrs + + flash@20000000 { + #address-cells =3D <1>; + #size-cells =3D <1>; + compatible =3D "cfi-flash", "jedec-flash"; + reg =3D <0x20000000 0x02000000>; + ranges =3D <0 0x00000000 0x02000000 + 1 0x02000000 0x02000000>; + bank-width =3D <2>; + addr-gpios =3D <&gpio1 2 GPIO_ACTIVE_HIGH>; + partition@0 { + label =3D "test-part1"; + reg =3D <0 0x04000000>; + }; + }; --=20 2.21.0