From patchwork Wed Feb 3 13:26:58 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Cyrille Pitchen X-Patchwork-Id: 8203251 Return-Path: X-Original-To: patchwork-linux-arm@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 2E124BEEE5 for ; Wed, 3 Feb 2016 13:38:47 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 5433A20253 for ; Wed, 3 Feb 2016 13:38:46 +0000 (UTC) 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.kernel.org (Postfix) with ESMTPS id 6889120212 for ; Wed, 3 Feb 2016 13:38:45 +0000 (UTC) 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 1aQxcO-0002cd-0Q; Wed, 03 Feb 2016 13:37:12 +0000 Received: from eusmtp01.atmel.com ([212.144.249.243]) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1aQxZM-0008Qs-LL; Wed, 03 Feb 2016 13:34:32 +0000 Received: from tenerife.corp.atmel.com (10.161.101.13) by eusmtp01.atmel.com (10.161.101.31) with Microsoft SMTP Server id 14.3.235.1; Wed, 3 Feb 2016 14:30:36 +0100 From: Cyrille Pitchen To: , Subject: [PATCH v3 13/14] Documentation: atmel-quadspi: add binding file for Atmel QSPI driver Date: Wed, 3 Feb 2016 14:26:58 +0100 Message-ID: <6661b477af9b72cca1a29cac8a64c2295116cd8b.1454505161.git.cyrille.pitchen@atmel.com> X-Mailer: git-send-email 1.8.2.2 In-Reply-To: References: MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20160203_053405_516737_EBD7BC71 X-CRM114-Status: GOOD ( 10.39 ) X-Spam-Score: -4.6 (----) 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: marex@denx.de, boris.brezillon@free-electrons.com, vigneshr@ti.com, pawel.moll@arm.com, devicetree@vger.kernel.org, ijc+devicetree@hellion.org.uk, nicolas.ferre@atmel.com, linux-kernel@vger.kernel.org, robh+dt@kernel.org, galak@codeaurora.org, mark.rutland@arm.com, Cyrille Pitchen , linux-arm-kernel@lists.infradead.org, beanhuo@micron.com Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Spam-Status: No, score=-4.6 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_MED, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable 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 This patch documents the DT bindings for the driver of the Atmel QSPI controller embedded inside sama5d2x SoCs. Signed-off-by: Cyrille Pitchen Acked-by: Rob Herring Acked-by: Nicolas Ferre --- .../devicetree/bindings/mtd/atmel-quadspi.txt | 32 ++++++++++++++++++++++ 1 file changed, 32 insertions(+) create mode 100644 Documentation/devicetree/bindings/mtd/atmel-quadspi.txt diff --git a/Documentation/devicetree/bindings/mtd/atmel-quadspi.txt b/Documentation/devicetree/bindings/mtd/atmel-quadspi.txt new file mode 100644 index 000000000000..489807005eda --- /dev/null +++ b/Documentation/devicetree/bindings/mtd/atmel-quadspi.txt @@ -0,0 +1,32 @@ +* Atmel Quad Serial Peripheral Interface (QSPI) + +Required properties: +- compatible: Should be "atmel,sama5d2-qspi". +- reg: Should contain the locations and lengths of the base registers + and the mapped memory. +- reg-names: Should contain the resource reg names: + - qspi_base: configuration register address space + - qspi_mmap: memory mapped address space +- interrupts: Should contain the interrupt for the device. +- clocks: The phandle of the clock needed by the QSPI controller. +- #address-cells: Should be <1>. +- #size-cells: Should be <0>. + +Example: + +spi@f0020000 { + compatible = "atmel,sama5d2-qspi"; + reg = <0xf0020000 0x100>, <0xd0000000 0x8000000>; + reg-names = "qspi_base", "qspi_mmap"; + interrupts = <52 IRQ_TYPE_LEVEL_HIGH 7>; + clocks = <&spi0_clk>; + #address-cells = <1>; + #size-cells = <0>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_spi0_default>; + status = "okay"; + + m25p80@0 { + ... + }; +};