From patchwork Tue Oct 7 05:28:08 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Guenter Roeck X-Patchwork-Id: 397028 Return-Path: X-Original-To: patchwork-incoming@ozlabs.org Delivered-To: patchwork-incoming@ozlabs.org Received: from lists.ozlabs.org (lists.ozlabs.org [103.22.144.68]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id C79371400D5 for ; Tue, 7 Oct 2014 16:34:35 +1100 (EST) Received: from ozlabs.org (ozlabs.org [103.22.144.67]) by lists.ozlabs.org (Postfix) with ESMTP id 856AB1A1762 for ; Tue, 7 Oct 2014 16:34:35 +1100 (EST) X-Original-To: linuxppc-dev@lists.ozlabs.org Delivered-To: linuxppc-dev@lists.ozlabs.org Received: from bh-25.webhostbox.net (bh-25.webhostbox.net [208.91.199.152]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 88DCE1A0998 for ; Tue, 7 Oct 2014 16:29:45 +1100 (EST) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=roeck-us.net; s=default; h=References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From; bh=a8nffvwre76GzKAGA5GKBqSzTARe65bfOAZvqVBTm20=; b=rzTLL9SHibll7GxQfoXM/KVeGBVpRS/29ckgctR2fI09l2tMzsCRJAs+ZsYJI9kLfp9jdyedV/6UeTlD9aNrKHZEb/+1zbD1l15P/942y7gCG8plKO6KfqHU/T1Zq51mbiXa1zSuKBnLTpWcJj09pFXwTCobCTJuRIRMOn2k7lI=; Received: from mailnull by bh-25.webhostbox.net with sa-checked (Exim 4.82) (envelope-from ) id 1XbNLD-002baF-IG for linuxppc-dev@lists.ozlabs.org; Tue, 07 Oct 2014 05:29:43 +0000 Received: from 108-223-40-66.lightspeed.sntcca.sbcglobal.net ([108.223.40.66]:32899 helo=localhost) by bh-25.webhostbox.net with esmtpa (Exim 4.82) (envelope-from ) id 1XbNKf-002Zzp-HF; Tue, 07 Oct 2014 05:29:10 +0000 From: Guenter Roeck To: linux-kernel@vger.kernel.org Subject: [PATCH 06/44] gpio-poweroff: Drop reference to pm_power_off from devicetree bindings Date: Mon, 6 Oct 2014 22:28:08 -0700 Message-Id: <1412659726-29957-7-git-send-email-linux@roeck-us.net> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1412659726-29957-1-git-send-email-linux@roeck-us.net> References: <1412659726-29957-1-git-send-email-linux@roeck-us.net> X-Authenticated_sender: guenter@roeck-us.net X-OutGoing-Spam-Status: No, score=0.3 X-Spam-Checker-Version: spamc_ctasd client on localost X-Spam-Level: X-Spam-Status: No, score=0.0 required=50.0 tests=SpamClass_Unknown, VirusClass_Unknown autolearn=disabled version=1.0.0 X-CTCH-PVer: 0000001 X-CTCH-Spam: Unknown X-CTCH-VOD: Unknown X-CTCH-Flags: 0 X-CTCH-RefID: str=0001.0A020208.54337A47.00EC, ss=1, re=0.000, recu=0.000, reip=0.000, cl=1, cld=1, fgs=0 X-CTCH-Score: 0.000 X-CTCH-ScoreCust: 0.000 X-CTCH-Rules: X-CTCH-SenderID: linux@roeck-us.net X-CTCH-SenderID-Flags: 0 X-CTCH-SenderID-TotalMessages: 206 X-CTCH-SenderID-TotalSpam: 0 X-CTCH-SenderID-TotalSuspected: 0 X-CTCH-SenderID-TotalConfirmed: 0 X-CTCH-SenderID-TotalBulk: 0 X-CTCH-SenderID-TotalVirus: 0 X-CTCH-SenderID-TotalRecipients: 0 X-AntiAbuse: This header was added to track abuse, please include it with any abuse report X-AntiAbuse: Primary Hostname - bh-25.webhostbox.net X-AntiAbuse: Original Domain - lists.ozlabs.org X-AntiAbuse: Originator/Caller UID/GID - [47 12] / [47 12] X-AntiAbuse: Sender Address Domain - roeck-us.net X-Get-Message-Sender-Via: bh-25.webhostbox.net: mailgid no entry from get_relayhosts_entry X-Source: X-Source-Args: X-Source-Dir: Cc: linux-m32r-ja@ml.linux-m32r.org, linux-mips@linux-mips.org, linux-efi@vger.kernel.org, linux-ia64@vger.kernel.org, linux-xtensa@linux-xtensa.org, Mark Rutland , devel@driverdev.osuosl.org, linux-s390@vger.kernel.org, lguest@lists.ozlabs.org, linux-c6x-dev@linux-c6x.org, linux-hexagon@vger.kernel.org, linux-sh@vger.kernel.org, linux-acpi@vger.kernel.org, Pawel Moll , xen-devel@lists.xenproject.org, Guenter Roeck , devicetree@vger.kernel.org, user-mode-linux-devel@lists.sourceforge.net, linux-pm@vger.kernel.org, adi-buildroot-devel@lists.sourceforge.net, linux-m68k@lists.linux-m68k.org, linux-am33-list@redhat.com, linux-tegra@vger.kernel.org, openipmi-developer@lists.sourceforge.net, linux-metag@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-parisc@vger.kernel.org, linux-cris-kernel@axis.com, Rob Herring , linux-alpha@vger.kernel.org, linuxppc-dev@lists.ozlabs.org X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: linuxppc-dev-bounces+patchwork-incoming=ozlabs.org@lists.ozlabs.org Sender: "Linuxppc-dev" pm_power_off is an implementation detail. Replace it with a more generic description of the driver's functionality. Cc: Rob Herring Cc: Pawel Moll Cc: Mark Rutland Signed-off-by: Guenter Roeck Acked-by: Mark Rutland Acked-by: Andrew Lunn --- Documentation/devicetree/bindings/gpio/gpio-poweroff.txt | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) diff --git a/Documentation/devicetree/bindings/gpio/gpio-poweroff.txt b/Documentation/devicetree/bindings/gpio/gpio-poweroff.txt index d4eab92..c95a1a6 100644 --- a/Documentation/devicetree/bindings/gpio/gpio-poweroff.txt +++ b/Documentation/devicetree/bindings/gpio/gpio-poweroff.txt @@ -2,12 +2,12 @@ Driver a GPIO line that can be used to turn the power off. The driver supports both level triggered and edge triggered power off. At driver load time, the driver will request the given gpio line and -install a pm_power_off handler. If the optional properties 'input' is -not found, the GPIO line will be driven in the inactive +install a handler to power off the system. If the optional properties +'input' is not found, the GPIO line will be driven in the inactive state. Otherwise its configured as an input. -When the pm_power_off is called, the gpio is configured as an output, -and drive active, so triggering a level triggered power off +When the the poweroff handler is called, the gpio is configured as an +output, and drive active, so triggering a level triggered power off condition. This will also cause an inactive->active edge condition, so triggering positive edge triggered power off. After a delay of 100ms, the GPIO is set to inactive, thus causing an active->inactive edge, @@ -24,7 +24,7 @@ Required properties: Optional properties: - input : Initially configure the GPIO line as an input. Only reconfigure - it to an output when the pm_power_off function is called. If this optional + it to an output when the poweroff handler is called. If this optional property is not specified, the GPIO is initialized as an output in its inactive state.