From patchwork Wed Mar 12 20:15:42 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tim Kryger X-Patchwork-Id: 329662 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 778712C00C6 for ; Thu, 13 Mar 2014 07:18:14 +1100 (EST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753135AbaCLUSN (ORCPT ); Wed, 12 Mar 2014 16:18:13 -0400 Received: from mail-gw1-out.broadcom.com ([216.31.210.62]:43238 "EHLO mail-gw1-out.broadcom.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752141AbaCLUP6 (ORCPT ); Wed, 12 Mar 2014 16:15:58 -0400 X-IronPort-AV: E=Sophos;i="4.97,640,1389772800"; d="scan'208";a="19377528" Received: from irvexchcas06.broadcom.com (HELO IRVEXCHCAS06.corp.ad.broadcom.com) ([10.9.208.53]) by mail-gw1-out.broadcom.com with ESMTP; 12 Mar 2014 14:01:02 -0700 Received: from IRVEXCHSMTP3.corp.ad.broadcom.com (10.9.207.53) by IRVEXCHCAS06.corp.ad.broadcom.com (10.9.208.53) with Microsoft SMTP Server (TLS) id 14.3.174.1; Wed, 12 Mar 2014 13:15:57 -0700 Received: from mail-sj1-12.sj.broadcom.com (10.10.10.20) by IRVEXCHSMTP3.corp.ad.broadcom.com (10.9.207.53) with Microsoft SMTP Server id 14.3.174.1; Wed, 12 Mar 2014 13:15:57 -0700 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 22ADB207CD; Wed, 12 Mar 2014 13:15:57 -0700 (PDT) Received: by mps-infra-lab3.broadcom.com (Postfix, from userid 1004) id E793D458A54; Wed, 12 Mar 2014 13:15:56 -0700 (PDT) From: Tim Kryger To: Thierry Reding , Matt Porter , Rob Herring , Pawel Moll , Mark Rutland , Ian Campbell , Kumar Gala , "Rob Landley" , Christian Daudt , Grant Likely CC: Tim Kryger , Linux PWM List , Device Tree List , Linux Doc List , Linux Kernel Mailing List , Broadcom Kernel Feedback List , Linux ARM Kernel List Subject: [PATCH v3 1/5] Documentation: dt: Add Kona PWM binding Date: Wed, 12 Mar 2014 13:15:42 -0700 Message-ID: <1394655346-30048-2-git-send-email-tim.kryger@linaro.org> X-Mailer: git-send-email 1.8.0.1 In-Reply-To: <1394655346-30048-1-git-send-email-tim.kryger@linaro.org> References: <1394655346-30048-1-git-send-email-tim.kryger@linaro.org> MIME-Version: 1.0 Sender: linux-pwm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pwm@vger.kernel.org Add the binding description for the Kona PWM controller 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..c8e2d13 --- /dev/null +++ b/Documentation/devicetree/bindings/pwm/bcm-kona-pwm.txt @@ -0,0 +1,24 @@ +Broadcom Kona PWM controller device tree bindings + +This controller has 6 channels. + +Required Properties : +- compatible: should be "brcm,kona-pwm" +- reg: physical base address and length of the controller's registers +- clocks: phandle + clock specifier pair for the external clock +- #pwm-cells: should be 3. The first cell specifies the per-chip index + of the PWM to use, the second cell is the period in nanoseconds, and + the third cell is the flags. + +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 = <3>; +};