From patchwork Mon Nov 18 18:54:57 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tim Kryger X-Patchwork-Id: 3198301 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 [198.145.19.201]) by patchwork2.web.kernel.org (Postfix) with ESMTP id 436C2C045C for ; Mon, 18 Nov 2013 18:56:06 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 74AE520553 for ; Mon, 18 Nov 2013 18:56:05 +0000 (UTC) Received: from casper.infradead.org (casper.infradead.org [85.118.1.10]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 8623E20522 for ; Mon, 18 Nov 2013 18:56:04 +0000 (UTC) Received: from merlin.infradead.org ([2001:4978:20e::2]) by casper.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1ViTzM-0002Do-P4; Mon, 18 Nov 2013 18:56:01 +0000 Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1ViTzJ-0003hq-W2; Mon, 18 Nov 2013 18:55:58 +0000 Received: from mms1.broadcom.com ([216.31.210.17]) by merlin.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1ViTzE-0003f7-9K for linux-arm-kernel@lists.infradead.org; Mon, 18 Nov 2013 18:55:53 +0000 Received: from [10.9.208.57] by mms1.broadcom.com with ESMTP (Broadcom SMTP Relay (Email Firewall v6.5)); Mon, 18 Nov 2013 10:55:05 -0800 X-Server-Uuid: 06151B78-6688-425E-9DE2-57CB27892261 Received: from IRVEXCHSMTP2.corp.ad.broadcom.com (10.9.207.52) by IRVEXCHCAS08.corp.ad.broadcom.com (10.9.208.57) with Microsoft SMTP Server (TLS) id 14.1.438.0; Mon, 18 Nov 2013 10:55:19 -0800 Received: from mail-sj1-12.sj.broadcom.com (10.10.10.20) by IRVEXCHSMTP2.corp.ad.broadcom.com (10.9.207.52) with Microsoft SMTP Server id 14.1.438.0; Mon, 18 Nov 2013 10:55:19 -0800 Received: from mps-infra-lab3.broadcom.com ( mps-infra-lab3.sj.broadcom.com [10.19.114.109]) by mail-sj1-12.sj.broadcom.com (Postfix) with ESMTP id 3E927207CE; Mon, 18 Nov 2013 10:55:18 -0800 (PST) Received: by mps-infra-lab3.broadcom.com (Postfix, from userid 1004) id 0C688458990; Mon, 18 Nov 2013 10:55:17 -0800 (PST) From: "Tim Kryger" To: "Thierry Reding" , "Rob Herring" , "Pawel Moll" , "Mark Rutland" , "Stephen Warren" , "Ian Campbell" , "Rob Landley" , "Christian Daudt" , "Grant Likely" Subject: [PATCH 1/5] Documentation: dt: Add kona-pwm binding Date: Mon, 18 Nov 2013 10:54:57 -0800 Message-ID: <1384800901-21711-2-git-send-email-tim.kryger@linaro.org> X-Mailer: git-send-email 1.8.0.1 In-Reply-To: <1384800901-21711-1-git-send-email-tim.kryger@linaro.org> References: <1384800901-21711-1-git-send-email-tim.kryger@linaro.org> MIME-Version: 1.0 X-WSS-ID: 7E94BD021509192163-01-01 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20131118_135552_505052_0DBC55DA X-CRM114-Status: GOOD ( 10.34 ) X-Spam-Score: -4.7 (----) Cc: Linux PWM List , Linux Doc List , Tim Kryger , Linaro Patches List , Linux Kernel Mailing List , Device Tree List , Broadcom Kernel Feedback List , Linux ARM Kernel List X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Spam-Status: No, score=-4.7 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 Add the binding description for the kona-pwm block found on Broadcom's mobile SoCs. Signed-off-by: Tim Kryger Reviewed-by: Alex Elder Reviewed-by: Markus Mayer --- .../devicetree/bindings/pwm/bcm-kona-pwm.txt | 24 ++++++++++++++++++++++ 1 file changed, 24 insertions(+) create mode 100644 Documentation/devicetree/bindings/pwm/bcm-kona-pwm.txt diff --git a/Documentation/devicetree/bindings/pwm/bcm-kona-pwm.txt b/Documentation/devicetree/bindings/pwm/bcm-kona-pwm.txt new file mode 100644 index 0000000..5c3ea1b --- /dev/null +++ b/Documentation/devicetree/bindings/pwm/bcm-kona-pwm.txt @@ -0,0 +1,24 @@ +Broadcom's PWM Controller Device Tree bindings + +Broadcom's Kona PWM Controller has 6 channels + +Required Properties : +- compatible: should be "brcm,kona-pwm" +- reg: physical base address and length of the controller's registers +- clocks: clock specifier for the kona pwm external clock +- #pwm-cells: should be 2. The first cell specifies the per-chip index + of the PWM to use and the second cell is the period in nanoseconds. + +Refer to pwm/pwm.txt for generic pwm controller node properties. + +Refer to clocks/clock-bindings.txt for generic clock consumer +properties + +Example: + +pwm: pwm@3e01a000 { + compatible = "brcm,bcm11351-pwm", "brcm,kona-pwm"; + reg = <0x3e01a000 0xc4>; + clocks = <&pwm_clk>; + #pwm-cells = <2>; +};