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=-0.9 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS 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 3D21DC31E50 for ; Mon, 17 Jun 2019 13:47:58 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 11D6C2080A for ; Mon, 17 Jun 2019 13:47:58 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=ti.com header.i=@ti.com header.b="VGDMPQ8T" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727822AbfFQNr4 (ORCPT ); Mon, 17 Jun 2019 09:47:56 -0400 Received: from lelv0142.ext.ti.com ([198.47.23.249]:42566 "EHLO lelv0142.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727594AbfFQNr4 (ORCPT ); Mon, 17 Jun 2019 09:47:56 -0400 Received: from fllv0034.itg.ti.com ([10.64.40.246]) by lelv0142.ext.ti.com (8.15.2/8.15.2) with ESMTP id x5HDllBo011598; Mon, 17 Jun 2019 08:47:47 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1560779267; bh=t1KAotzGb16F2+YW609QwX/IexDUFZIor3j/XUDLU9I=; h=Subject:To:CC:References:From:Date:In-Reply-To; b=VGDMPQ8T1wa25BRTfbCxoFN1bT3M8KVCDBobeTCnxdm6jOtXHYvWWrGNPaZYbAjnM T/SytxkHNOfp1LIKO4nvrxU6oqoP5XGQju4DIWxfEgjaKM4oPBDruG38fki7tQfwdg yE9UDoE3X/cnS5STAM2GrWfgecgTbbGAtrAVakHw= Received: from DLEE102.ent.ti.com (dlee102.ent.ti.com [157.170.170.32]) by fllv0034.itg.ti.com (8.15.2/8.15.2) with ESMTPS id x5HDllQj110909 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Mon, 17 Jun 2019 08:47:47 -0500 Received: from DLEE114.ent.ti.com (157.170.170.25) by DLEE102.ent.ti.com (157.170.170.32) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1713.5; Mon, 17 Jun 2019 08:47:46 -0500 Received: from lelv0326.itg.ti.com (10.180.67.84) by DLEE114.ent.ti.com (157.170.170.25) 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; Mon, 17 Jun 2019 08:47:46 -0500 Received: from [10.250.65.13] (ileax41-snat.itg.ti.com [10.172.224.153]) by lelv0326.itg.ti.com (8.15.2/8.15.2) with ESMTP id x5HDlkFV106459; Mon, 17 Jun 2019 08:47:46 -0500 Subject: Re: [PATCH v3 0/9] Multicolor Framework update To: Pavel Machek , Alexander Dahl CC: , , , , References: <20190523190820.29375-1-dmurphy@ti.com> <55737098.K72IVJ5cDM@ada> <20190616154934.GC24837@xo-6d-61-c0.localdomain> From: Dan Murphy Message-ID: <2a540277-01e3-abb6-f19f-6d52671ae4ce@ti.com> Date: Mon, 17 Jun 2019 08:47:46 -0500 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.7.0 MIME-Version: 1.0 In-Reply-To: <20190616154934.GC24837@xo-6d-61-c0.localdomain> Content-Type: text/plain; charset="utf-8"; format=flowed Content-Transfer-Encoding: 8bit Content-Language: en-US X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hello On 6/16/19 10:49 AM, Pavel Machek wrote: > Hi! > >> Am Donnerstag, 23. Mai 2019, 14:08:11 CEST schrieb Dan Murphy: >>> leds: multicolor: Add sysfs interface definition >>> dt: bindings: Add multicolor class dt bindings documention >>> documention: leds: Add multicolor class documentation >>> dt-bindings: leds: Add multicolor ID to the color ID list >>> leds: Add multicolor ID to the color ID list >>> leds: multicolor: Introduce a multicolor class definition >>> dt: bindings: lp50xx: Introduce the lp50xx family of RGB drivers >>> leds: lp50xx: Add the LP50XX family of the RGB LED driver >>> leds: Update the lp55xx to use the multi color framework >> While not having much experience with the implementation of the LED subsystem, >> I've had a short look at those. Curious question: would it be possible to take >> three gpio-leds and group those together to one multicolor-led? I know at >> least one board, where things are wired up like this, see e.g. >> at91-sama5d27_som1_ek.dts > Probably could be done, but is not really a good match. Multicolor was meant for > LEDs with many brightness levels. Well that is one aspect of the MC FW.  The other aspect was to collate cluster RGB modules into a single LED node as that RGB cluster would inherently display a functional color (ie RGB battery LED, multi-color notification LEDs, Multicolor LED keyboards...) Dan > Pavel