From patchwork Fri Aug 18 15:53:47 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Martyn Welch X-Patchwork-Id: 9909539 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 D5E34602C8 for ; Fri, 18 Aug 2017 15:54:50 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id C3C0128CE9 for ; Fri, 18 Aug 2017 15:54:50 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id B87E428CFB; Fri, 18 Aug 2017 15:54:50 +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=-2.6 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID, RCVD_IN_DNSWL_LOW, UNPARSEABLE_RELAY autolearn=ham version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [65.50.211.133]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 75AF728CE9 for ; Fri, 18 Aug 2017 15:54:50 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:MIME-Version:Cc:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id:References: In-Reply-To:Message-Id:Date:Subject:To:From:Reply-To:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Owner; bh=sXlgqpWTcrV0RHOZNFw6IX9sDEhQERu50JtNRAVAuu8=; b=TRat1frfzWXcoHssz4Ahh/c3Ks mm+6HkV/mDwnbmRCW8mWIwRGA9Tj3o8qP71mWQPXK1SyuAXhNWWn/bonbVD5ZdU/OjsQrkSauAnY3 tJblGwMYswXYiSS5mTbeNzZvygC8FxMvSFEXLA3ifAlTB6lwt/Cm9zfh8Ibd67Zf73k2ubJw+Cpvu 24d2H3TPwnH0p7qcI4Rda3YGLotwszJEanhVe9ht+9nnm0k31D7ji2zvwPPq5R2x+cFodvfh8VTCN b31UoKfRnXDyASrChTeZ2wSnP9Ap3geGArvFKQ0OhVBr1hJ82pimnhwK+Wh+KYDbeo7nTYx6plWg7 keAVn6nA==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.87 #1 (Red Hat Linux)) id 1dijbi-0000GO-Sm; Fri, 18 Aug 2017 15:54:46 +0000 Received: from bhuna.collabora.co.uk ([46.235.227.227]) by bombadil.infradead.org with esmtps (Exim 4.87 #1 (Red Hat Linux)) id 1dijbd-0007rt-QW for linux-arm-kernel@lists.infradead.org; Fri, 18 Aug 2017 15:54:45 +0000 Received: from [127.0.0.1] (localhost [127.0.0.1]) (Authenticated sender: martyn) with ESMTPSA id 1781026C65B Received: by kratos.localdomain (Postfix, from userid 1000) id 16743201CD6E0; Fri, 18 Aug 2017 16:54:11 +0100 (BST) From: Martyn Welch To: Sebastian Reichel , Rob Herring , Mark Rutland , Shawn Guo , Sascha Hauer , Fabio Estevam Subject: [PATCH v6 1/2] dt-bindings: misc: achc: Add device tree binding for GE ACHC Date: Fri, 18 Aug 2017 16:53:47 +0100 Message-Id: <1503071628-11899-2-git-send-email-martyn.welch@collabora.co.uk> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1503071628-11899-1-git-send-email-martyn.welch@collabora.co.uk> References: <1503071628-11899-1-git-send-email-martyn.welch@collabora.co.uk> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20170818_085442_113155_2C7F8B79 X-CRM114-Status: GOOD ( 11.92 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, Martyn Welch , Fabien Lahoudere , linux-kernel@vger.kernel.org, Sebastian Reichel , linux-arm-kernel@lists.infradead.org MIME-Version: 1.0 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 Add Device Tree binding document for GE Healthcare USB Management Controller (ACHC). Signed-off-by: Martyn Welch Acked-by: Rob Herring --- Documentation/devicetree/bindings/misc/ge-achc.txt | 26 ++++++++++++++++++++++ 1 file changed, 26 insertions(+) create mode 100644 Documentation/devicetree/bindings/misc/ge-achc.txt diff --git a/Documentation/devicetree/bindings/misc/ge-achc.txt b/Documentation/devicetree/bindings/misc/ge-achc.txt new file mode 100644 index 0000000..77df94d --- /dev/null +++ b/Documentation/devicetree/bindings/misc/ge-achc.txt @@ -0,0 +1,26 @@ +* GE Healthcare USB Management Controller + +A device which handles data aquisition from compatible USB based peripherals. +SPI is used for device management. + +Note: This device does not expose the peripherals as USB devices. + +Required properties: + +- compatible : Should be "ge,achc" + +Required SPI properties: + +- reg : Should be address of the device chip select within + the controller. + +- spi-max-frequency : Maximum SPI clocking speed of device in Hz, should be + 1MHz for the GE ACHC. + +Example: + +spidev0: spi@0 { + compatible = "ge,achc"; + reg = <0>; + spi-max-frequency = <1000000>; +};