From patchwork Mon Aug 24 08:40:06 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Martin Sperl X-Patchwork-Id: 7061761 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork1.web.kernel.org (Postfix) with ESMTP id 2C0819F344 for ; Mon, 24 Aug 2015 08:42:55 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 53158206E9 for ; Mon, 24 Aug 2015 08:42:54 +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 697BB20627 for ; Mon, 24 Aug 2015 08:42:53 +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 1ZTnJg-0002O9-Qi; Mon, 24 Aug 2015 08:41:20 +0000 Received: from merlin.infradead.org ([2001:4978:20e::2]) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1ZTnJJ-0002DX-UI; Mon, 24 Aug 2015 08:40:58 +0000 Received: from 212-186-180-163.dynamic.surfer.at ([212.186.180.163] helo=cgate.sperl.org) by merlin.infradead.org with esmtp (Exim 4.85 #2 (Red Hat Linux)) id 1ZTnJI-000869-2w; Mon, 24 Aug 2015 08:40:57 +0000 Received: from raspb.intern.sperl.org (account martin@sperl.org [10.10.10.32] verified) by sperl.org (CommuniGate Pro SMTP 6.1.2) with ESMTPSA id 6342149; Mon, 24 Aug 2015 08:40:17 +0000 From: kernel@martin.sperl.org To: Stephen Warren , Lee Jones , Russell King , Mark Brown , Mark Rutland , devicetree@vger.kernel.org, linux-rpi-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-spi@vger.kernel.org, Ian Campbell , Rob Herring , Pawel Moll , Kumar Gala Subject: [PATCH v4 3/5] dt/bindings: bcm2835: add binding documentation for bcm2835-aux Date: Mon, 24 Aug 2015 08:40:06 +0000 Message-Id: <1440405608-3995-4-git-send-email-kernel@martin.sperl.org> X-Mailer: git-send-email 1.7.10.4 In-Reply-To: <1440405608-3995-1-git-send-email-kernel@martin.sperl.org> References: <1440405608-3995-1-git-send-email-kernel@martin.sperl.org> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20150824_044056_265798_49C4C4D5 X-CRM114-Status: GOOD ( 11.42 ) X-Spam-Score: -0.9 (/) 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: Martin Sperl MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Spam-Status: No, score=-5.6 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 From: Martin Sperl Signed-off-by: Martin Sperl --- .../bindings/soc/bcm/brcm,bcm2835-aux.txt | 27 ++++++++++++++++++++ 1 file changed, 27 insertions(+) create mode 100644 Documentation/devicetree/bindings/soc/bcm/brcm,bcm2835-aux.txt -- 1.7.10.4 diff --git a/Documentation/devicetree/bindings/soc/bcm/brcm,bcm2835-aux.txt b/Documentation/devicetree/bindings/soc/bcm/brcm,bcm2835-aux.txt new file mode 100644 index 0000000..8b79cf3 --- /dev/null +++ b/Documentation/devicetree/bindings/soc/bcm/brcm,bcm2835-aux.txt @@ -0,0 +1,27 @@ +Broadcom BCM2835 auxiliar device enable register + +the BCM2835 contains 3 auxiliar devices (spi1/spi2/uart1) +which need to get enabled via a shared register. + +Required properties: +- compatible: Should be "brcm,bcm2835-aux". +- reg: Should contain register location and length for the + enable register + +Example: + +aux_enable: aux_enable@0x7e215004 { + compatible = "bcrm,bcm2835-aux"; + reg = <0x7e215004 0x04>; +}; + +Typically used in the respective auxiliar device descriptions +like this: + +uart1: uart@7e215040 { + ... + brcm,aux-enable = <&aux_enable 1>; + ... +}; + +The name of the property can be device/driver specific.