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=-9.9 required=3.0 tests=DKIMWL_WL_HIGH,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=ham 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 65FBAC4CECE for ; Thu, 19 Sep 2019 18:35:45 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 3F91921A4C for ; Thu, 19 Sep 2019 18:35:45 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=ti.com header.i=@ti.com header.b="mbJUV2oQ" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2403909AbfISSfo (ORCPT ); Thu, 19 Sep 2019 14:35:44 -0400 Received: from fllv0016.ext.ti.com ([198.47.19.142]:58384 "EHLO fllv0016.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1732693AbfISSeL (ORCPT ); Thu, 19 Sep 2019 14:34:11 -0400 Received: from lelv0265.itg.ti.com ([10.180.67.224]) by fllv0016.ext.ti.com (8.15.2/8.15.2) with ESMTP id x8JIY6dY087601; Thu, 19 Sep 2019 13:34:06 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1568918046; bh=3r8NrvCOTUy6K4oFLHF2BYQC94/INWkCD7dFECGXy+E=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=mbJUV2oQx7w6UiaVCX/wlRsQMfAled5A1HyV2Ny9AB7ByDxMqzMaxp3itiNeILoXy N0Qe9PB2CW65YuSPjuAxck7c7aAtKniT2wAfFVp6cJ4BxKIy1dqBOmiVlU6TOOX7o+ fQIVURUYg2rTt0x2wJMCK0WuDGDbTRYC1Qc2EVgI= Received: from DFLE115.ent.ti.com (dfle115.ent.ti.com [10.64.6.36]) by lelv0265.itg.ti.com (8.15.2/8.15.2) with ESMTPS id x8JIY6pU107046 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Thu, 19 Sep 2019 13:34:06 -0500 Received: from DFLE101.ent.ti.com (10.64.6.22) by DFLE115.ent.ti.com (10.64.6.36) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1713.5; Thu, 19 Sep 2019 13:34:02 -0500 Received: from fllv0039.itg.ti.com (10.64.41.19) by DFLE101.ent.ti.com (10.64.6.22) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1713.5 via Frontend Transport; Thu, 19 Sep 2019 13:34:06 -0500 Received: from localhost (ileax41-snat.itg.ti.com [10.172.224.153]) by fllv0039.itg.ti.com (8.15.2/8.15.2) with ESMTP id x8JIY6H7034151; Thu, 19 Sep 2019 13:34:06 -0500 From: Dan Murphy To: , CC: , , Dan Murphy Subject: [PATCH v7 1/9] leds: multicolor: Add sysfs interface definition Date: Thu, 19 Sep 2019 13:36:49 -0500 Message-ID: <20190919183657.1339-2-dmurphy@ti.com> X-Mailer: git-send-email 2.22.0.214.g8dca754b1e In-Reply-To: <20190919183657.1339-1-dmurphy@ti.com> References: <20190919183657.1339-1-dmurphy@ti.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 Sender: linux-leds-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-leds@vger.kernel.org Add a documentation of LED Multicolor LED class specific sysfs attributes. Signed-off-by: Dan Murphy --- .../ABI/testing/sysfs-class-led-multicolor | 43 +++++++++++++++++++ 1 file changed, 43 insertions(+) create mode 100644 Documentation/ABI/testing/sysfs-class-led-multicolor diff --git a/Documentation/ABI/testing/sysfs-class-led-multicolor b/Documentation/ABI/testing/sysfs-class-led-multicolor new file mode 100644 index 000000000000..39fc73becfec --- /dev/null +++ b/Documentation/ABI/testing/sysfs-class-led-multicolor @@ -0,0 +1,43 @@ +What: /sys/class/leds//brightness +Date: Sept 2019 +KernelVersion: 5.5 +Contact: Dan Murphy +Description: read/write + Writing to this file will update all LEDs within the group to a + calculated percentage of what each color LED intensity is set + to. The percentage is calculated via the equation below: + + led_brightness = requested_value * led_color_intensity/led_color_max_intensity + + For additional details please refer to + Documentation/leds/leds-class-multicolor.rst. + + The value of the color is from 0 to + /sys/class/leds//max_brightness. + +What: /sys/class/leds//colors/_intensity +Date: Sept 2019 +KernelVersion: 5.5 +Contact: Dan Murphy +Description: read/write + The led_color directory is dynamically created based on the + colors defined by the registrar of the class. + The value for the led_color is defined in the + include/dt-bindings/leds/common.h. There is one directory per + color presented. The intensity file is created under each + led_color directory and controls the individual LED color + setting. + + The value of the color is from 0 to + /sys/class/leds//colors/_max_intensity. + +What: /sys/class/leds//colors/_max_intensity +Date: Sept 2019 +KernelVersion: 5.5 +Contact: Dan Murphy +Description: read only + Maximum intensity level for the LED color, default is + 255 (LED_FULL). + + If the LED does not support different intensity levels, this + should be 1. -- 2.22.0.214.g8dca754b1e