From patchwork Mon Oct 28 09:05:51 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Xiubo Li X-Patchwork-Id: 3101331 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 F3EB0BF924 for ; Mon, 28 Oct 2013 09:49:10 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 06F06202C7 for ; Mon, 28 Oct 2013 09:49:09 +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 C277E20213 for ; Mon, 28 Oct 2013 09:49:07 +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 1VajRQ-0002xE-Fv; Mon, 28 Oct 2013 09:48:56 +0000 Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1VajRO-0008On-5B; Mon, 28 Oct 2013 09:48:54 +0000 Received: from ch1ehsobe003.messaging.microsoft.com ([216.32.181.183] helo=ch1outboundpool.messaging.microsoft.com) by merlin.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1VajRL-0008O4-UR for linux-arm-kernel@lists.infradead.org; Mon, 28 Oct 2013 09:48:52 +0000 Received: from mail70-ch1-R.bigfish.com (10.43.68.227) by CH1EHSOBE011.bigfish.com (10.43.70.61) with Microsoft SMTP Server id 14.1.225.22; Mon, 28 Oct 2013 09:48:30 +0000 Received: from mail70-ch1 (localhost [127.0.0.1]) by mail70-ch1-R.bigfish.com (Postfix) with ESMTP id 4D73C1C0136; Mon, 28 Oct 2013 09:48:30 +0000 (UTC) X-Forefront-Antispam-Report: CIP:70.37.183.190; KIP:(null); UIP:(null); IPV:NLI; H:mail.freescale.net; RD:none; EFVD:NLI X-SpamScore: 0 X-BigFish: VS0(zzzz1f42h208ch1ee6h1de0h1fdah2073h1202h1e76h1d1ah1d2ah1fc6hzz1de098h8275bh1de097hz2dh2a8h839he5bhf0ah1288h12a5h12a9h12bdh12e5h137ah139eh13b6h1441h1504h1537h162dh1631h1758h1898h18e1h1946h19b5h1ad9h1b0ah1b2fh1fb3h1d0ch1d2eh1d3fh1dc1h1dfeh1dffh1e23h1fe8h1ff5h1155h) Received: from mail70-ch1 (localhost.localdomain [127.0.0.1]) by mail70-ch1 (MessageSwitch) id 1382953708725192_15140; Mon, 28 Oct 2013 09:48:28 +0000 (UTC) Received: from CH1EHSMHS011.bigfish.com (snatpool2.int.messaging.microsoft.com [10.43.68.230]) by mail70-ch1.bigfish.com (Postfix) with ESMTP id A9F521A0057; Mon, 28 Oct 2013 09:48:28 +0000 (UTC) Received: from mail.freescale.net (70.37.183.190) by CH1EHSMHS011.bigfish.com (10.43.70.11) with Microsoft SMTP Server (TLS) id 14.16.227.3; Mon, 28 Oct 2013 09:48:28 +0000 Received: from az84smr01.freescale.net (10.64.34.197) by 039-SN1MMR1-002.039d.mgd.msft.net (10.84.1.15) with Microsoft SMTP Server (TLS) id 14.3.158.2; Mon, 28 Oct 2013 09:48:27 +0000 Received: from rock.am.freescale.net (rock.ap.freescale.net [10.193.20.106]) by az84smr01.freescale.net (8.14.3/8.14.0) with ESMTP id r9S9ljvi016268; Mon, 28 Oct 2013 02:48:10 -0700 From: Xiubo Li To: , , , , , , , Subject: [RFC][PATCHv5 4/4] Documentation: Add device tree bindings for Freescale FTM PWM. Date: Mon, 28 Oct 2013 17:05:51 +0800 Message-ID: <1382951151-31517-1-git-send-email-Li.Xiubo@freescale.com> X-Mailer: git-send-email 1.8.0 MIME-Version: 1.0 X-OriginatorOrg: freescale.com X-FOPE-CONNECTOR: Id%0$Dn%*$RO%0$TLS%0$FQDN%$TlsDn% X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20131028_054852_018186_EB20D8EE X-CRM114-Status: UNSURE ( 7.81 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -2.6 (--) Cc: linux-pwm@vger.kernel.org, linux@arm.linux.org.uk, swarren@wwwdotorg.org, s.hauer@pengutronix.de, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, rob@landley.net, t.figa@samsung.com, linux-arm-kernel@lists.infradead.org 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 The RFC patch only added "See ../clock/clock-bindings.txt for details of the property values." This adds the Document for Freescale FTM PWM driver under Documentation/devicetree/bindings/pwm/. Signed-off-by: Xiubo Li --- .../devicetree/bindings/pwm/pwm-fsl-ftm.txt | 34 ++++++++++++++++++++++ 1 file changed, 34 insertions(+) create mode 100644 Documentation/devicetree/bindings/pwm/pwm-fsl-ftm.txt diff --git a/Documentation/devicetree/bindings/pwm/pwm-fsl-ftm.txt b/Documentation/devicetree/bindings/pwm/pwm-fsl-ftm.txt new file mode 100644 index 0000000..175b762 --- /dev/null +++ b/Documentation/devicetree/bindings/pwm/pwm-fsl-ftm.txt @@ -0,0 +1,34 @@ +Freescale FTM PWM controller + +Required properties: +- compatible: Should be "fsl,vf610-ftm-pwm" +- reg: Physical base address and length of the controller's registers +- #pwm-cells: Should be 3. See pwm.txt in this directory for a description of + the cells format. +- clock-names : Includes the following module clock source entries: + "ftm0" (system clock), + "ftm0_fix_sel" (fixed frequency clock), + "ftm0_ext_sel" (external clock) +- clocks : Must contain a clock specifier for each entry in clock-names, + See ../clock/clock-bindings.txt for details of the property values. +- fsl,pwm-counter-clk: The FTM PWM counter clock source, should be one of the + entries in clock-names. +- pinctrl-names: must contain a "default" entry. +- pinctrl-NNN: One property must exist for each entry in pinctrl-names. + See ../pinctrl/pinctrl-bindings.txt for details of the property values. + + +Example: + +pwm0: pwm@40038000 { + compatible = "fsl,vf610-ftm-pwm"; + reg = <0x40038000 0x1000>; + #pwm-cells = <3>; + clock-names = "ftm0", "ftm0_fix_sel", "ftm0_ext_sel"; + clocks = <&clks VF610_CLK_FTM0>, + <&clks VF610_CLK_FTM0_FIX_SEL>, + <&clks VF610_CLK_FTM0_EXT_SEL>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_pwm0_1>; + fsl,pwm-counter-clk = "ftm0_ext_sel"; +};