From patchwork Thu Mar 7 12:52:51 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?Marek_Beh=C3=BAn?= X-Patchwork-Id: 10842827 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id C738914DE for ; Thu, 7 Mar 2019 12:54:21 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id B302928438 for ; Thu, 7 Mar 2019 12:54:21 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id A7098286B1; Thu, 7 Mar 2019 12:54:21 +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=-5.2 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,MAILING_LIST_MULTI,RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 5828328438 for ; Thu, 7 Mar 2019 12:54:21 +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:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version: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=WxQuOb1BmK0CHbQQNNudoGkBWgDu8WYT1JzuXQRhjAg=; b=AgbLNrKF58E26+ CW+G41C99R2DYGFXBYw4Cv/R8zWdSZM0xEXfdar2ctcfIofhW0hZjmDdQ/FbUplfGt6UMA7X4+qRc 36NMlx1lJq0w04m5G+zwG0XBqv1HvAy4jNdcFZjeifgsvjkDdtTbudzEEOkEUgkK1AnwnNr3cTunQ Hz7kmkA5eDWnlHRKw63PDaaydO58eEptBA0l24jBYSKR8qS8uGyhneNWMW+OJaVZmbFbPOWT12A3c 33Vkv6E1njXnGvDR40bbCIJcdyLJcHCGZl1tRev8UHceaNMisH3gSIX3nDsy+MQZJUYe9TsAMykv6 HP6wzWJCd3gYx5HUeG9w==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1h1sXO-0008FO-Hk; Thu, 07 Mar 2019 12:54:14 +0000 Received: from mail.nic.cz ([217.31.204.67]) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1h1sWZ-000763-BK for linux-arm-kernel@lists.infradead.org; Thu, 07 Mar 2019 12:53:25 +0000 Received: from dellmb.labs.office.nic.cz (unknown [IPv6:2001:1488:fffe:6:cac7:3539:7f1f:463]) by mail.nic.cz (Postfix) with ESMTP id A610C634F0; Thu, 7 Mar 2019 13:53:15 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=nic.cz; s=default; t=1551963195; bh=rixfWlKdsNKKRkO+/3K3yt+OiJZhsfqX5K+CLuyse/A=; h=From:To:Date; b=nnV5pRac1lILZ4jgSzlWHycEzgW0fMcEhqVsuC5iqrc1aK7A8RwjjcC+twUCfxJuS ECuQ6C+UCX2ESIpMkJyYOnV1Rxqr596Bphvr1dtTpSFvANfObgTbTisBOgCc0/Cboa P8vFUqS2TW75mcSIz1oc7ijmoLuyogJ6p8qNZTB4= From: =?utf-8?q?Marek_Beh=C3=BAn?= To: Linus Walleij Subject: [PATCH v4 armsoc/drivers/bus+gpio 5/5] dt-bindings: gpio: Document GPIOs via Moxtet bus Date: Thu, 7 Mar 2019 13:52:51 +0100 Message-Id: <20190307125251.724-6-marek.behun@nic.cz> X-Mailer: git-send-email 2.19.2 In-Reply-To: <20190307125251.724-1-marek.behun@nic.cz> References: <20190307125251.724-1-marek.behun@nic.cz> MIME-Version: 1.0 X-Virus-Scanned: clamav-milter 0.99.2 at mail X-Virus-Status: Clean X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190307_045323_584074_EEF19660 X-CRM114-Status: GOOD ( 13.14 ) 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, Arnd Bergmann , Tony Lindgren , linux-kernel@vger.kernel.org, =?utf-8?q?M?= =?utf-8?q?arek_Beh=C3=BAn?= , linux-gpio@vger.kernel.org, Rob Herring , Shawn Guo , linux-arm-kernel@lists.infradead.org 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 This patch adds documentation of the device tree bindings for GPIOs on the devices connected via Moxtet bus. Signed-off-by: Marek Behún Cc: Rob Herring Cc: devicetree@vger.kernel.org Reviewed-by: Linus Walleij Reviewed-by: Rob Herring --- .../devicetree/bindings/gpio/gpio-moxtet.txt | 18 ++++++++++++++++++ MAINTAINERS | 1 + 2 files changed, 19 insertions(+) create mode 100644 Documentation/devicetree/bindings/gpio/gpio-moxtet.txt diff --git a/Documentation/devicetree/bindings/gpio/gpio-moxtet.txt b/Documentation/devicetree/bindings/gpio/gpio-moxtet.txt new file mode 100644 index 000000000000..410759de9f09 --- /dev/null +++ b/Documentation/devicetree/bindings/gpio/gpio-moxtet.txt @@ -0,0 +1,18 @@ +Turris Mox Moxtet GPIO expander via Moxtet bus + +Required properties: + - compatible : Should be "cznic,moxtet-gpio". + - gpio-controller : Marks the device node as a GPIO controller. + - #gpio-cells : Should be two. For consumer use see gpio.txt. + +Other properties are required for a Moxtet bus device, please refer to +Documentation/devicetree/bindings/bus/moxtet.txt. + +Example: + + moxtet_sfp: gpio@0 { + compatible = "cznic,moxtet-gpio"; + gpio-controller; + #gpio-cells = <2>; + reg = <0>; + } diff --git a/MAINTAINERS b/MAINTAINERS index 6af384154ce5..ccb979f64431 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -1505,6 +1505,7 @@ S: Maintained F: Documentation/ABI/testing/debugfs-moxtet F: Documentation/ABI/testing/sysfs-bus-moxtet-devices F: Documentation/devicetree/bindings/bus/moxtet.txt +F: Documentation/devicetree/bindings/gpio/gpio-moxtet.txt F: include/linux/moxtet.h F: drivers/bus/moxtet.c F: drivers/gpio/gpio-moxtet.c