From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-13.1 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id EFE59C433E1 for ; Thu, 23 Jul 2020 12:53:25 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id C18602086A for ; Thu, 23 Jul 2020 12:53:25 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=nic.cz header.i=@nic.cz header.b="MleRE5rs" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727885AbgGWMxZ (ORCPT ); Thu, 23 Jul 2020 08:53:25 -0400 Received: from mail.nic.cz ([217.31.204.67]:48430 "EHLO mail.nic.cz" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726666AbgGWMxZ (ORCPT ); Thu, 23 Jul 2020 08:53:25 -0400 Received: from dellmb.labs.office.nic.cz (unknown [IPv6:2001:1488:fffe:6:cac7:3539:7f1f:463]) by mail.nic.cz (Postfix) with ESMTP id D2412140A70; Thu, 23 Jul 2020 14:53:23 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=nic.cz; s=default; t=1595508803; bh=IQReeDJ9c8I9/xKdViVi48C2pN777OMUIhXFTeEMiOM=; h=From:To:Date; b=MleRE5rsGqxcc64lfz8Norx9yla3Wei0Y9amJbk9Qmb1x8mFlfoYbLCxYBo9/wBTo emKyYDVwAwK7LaoKdkmRwVm/bFUGRvn1y5N/SKcdPq3la/1pp9wCSyE9NUKnQ96cDH 05Mnp1YzmJVulINQV68n7GLYYAA+A0cXnrcCo7P4= From: =?UTF-8?q?Marek=20Beh=C3=BAn?= To: linux-leds@vger.kernel.org Cc: Pavel Machek , jacek.anaszewski@gmail.com, Dan Murphy , =?UTF-8?q?Marek=20Beh=C3=BAn?= Subject: [PATCH v7 3/3] Documentation: ABI: leds-turris-omnia: document sysfs attribute Date: Thu, 23 Jul 2020 14:53:20 +0200 Message-Id: <20200723125320.3572-4-marek.behun@nic.cz> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20200723125320.3572-1-marek.behun@nic.cz> References: <20200723125320.3572-1-marek.behun@nic.cz> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Spamd-Bar: / X-Virus-Scanned: clamav-milter 0.102.2 at mail X-Virus-Status: Clean Sender: linux-leds-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-leds@vger.kernel.org Document the global brightness attribute for the Turris Omnia LED controller. Signed-off-by: Marek Behún --- .../testing/sysfs-class-led-driver-turris-omnia | 14 ++++++++++++++ 1 file changed, 14 insertions(+) create mode 100644 Documentation/ABI/testing/sysfs-class-led-driver-turris-omnia diff --git a/Documentation/ABI/testing/sysfs-class-led-driver-turris-omnia b/Documentation/ABI/testing/sysfs-class-led-driver-turris-omnia new file mode 100644 index 000000000000..795a5de12fc1 --- /dev/null +++ b/Documentation/ABI/testing/sysfs-class-led-driver-turris-omnia @@ -0,0 +1,14 @@ +What: /sys/class/leds//device/brightness +Date: July 2020 +KernelVersion: 5.9 +Contact: Marek Behún +Description: (RW) On the front panel of the Turris Omnia router there is also + a button which can be used to control the intensity of all the + LEDs at once, so that if they are too bright, user can dim them. + + The microcontroller cycles between 8 levels of this global + brightness (from 100% to 0%), but this setting can have any + integer value between 0 and 100. It is therefore convenient to be + able to change this setting from software. + + Format: %i -- 2.26.2