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=-2.4 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,USER_AGENT_SANE_2 autolearn=no 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 F0C65C43331 for ; Sat, 28 Mar 2020 17:20:29 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 9E6D8206F6 for ; Sat, 28 Mar 2020 17:20:29 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=nic.cz header.i=@nic.cz header.b="qiqWKZu1" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1725807AbgC1RU2 (ORCPT ); Sat, 28 Mar 2020 13:20:28 -0400 Received: from lists.nic.cz ([217.31.204.67]:32918 "EHLO mail.nic.cz" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727151AbgC1RU2 (ORCPT ); Sat, 28 Mar 2020 13:20:28 -0400 Received: from localhost (unknown [172.20.6.135]) by mail.nic.cz (Postfix) with ESMTPSA id 3D73C140AE8; Sat, 28 Mar 2020 18:20:26 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=nic.cz; s=default; t=1585416026; bh=pIFVTeclzp94nlpM/D+x8E7a/MRd5+P6eklzpRYcAtQ=; h=Date:From:To; b=qiqWKZu1YmMsdNCPHHnnKQAFIAx5nFMH/bNRxmNL8jibuL63twCkTVlyPzahMvB1f +U4kXXM42HquaIcxe5+aNcg7ZjWSU1erdYp/adPOwltXZCsgJx0iAlafzdcvbzju4u ZGcTH4h/4AOYIz6HyaWbfXCls97fiXJHiCteLFDc= Date: Sat, 28 Mar 2020 18:20:25 +0100 From: Marek Behun To: Jacek Anaszewski Cc: Pavel Machek , linux-leds@vger.kernel.org Subject: Re: [PATCH RFC leds-next] leds: initial support for Turris Omnia LEDs Message-ID: <20200328182025.0b33200e@nic.cz> In-Reply-To: <00b6737b-47f8-7ea4-74b7-eee3d2aefdf3@gmail.com> References: <20200319181604.2425-1-marek.behun@nic.cz> <20200321153325.GD8386@duo.ucw.cz> <943a5770-ea9c-24ac-5ab3-a9a24fc6a856@gmail.com> <20200328132729.5e628fe6@nic.cz> <20200328133629.79603fe3@nic.cz> <00b6737b-47f8-7ea4-74b7-eee3d2aefdf3@gmail.com> X-Mailer: Claws Mail 3.17.3 (GTK+ 2.24.32; x86_64-pc-linux-gnu) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-Virus-Scanned: clamav-milter 0.101.4 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 On Sat, 28 Mar 2020 14:01:47 +0100 Jacek Anaszewski wrote: > I already proposed adding a "luma" LED class device for similar > case [0], but didn't here any feedback from Pavel so far. > > [0] > https://lore.kernel.org/linux-leds/1583502010-16210-1-git-send-email-nbelin@baylibre.com/T/#mf52c8d4f68260a445223c26957c61e6267e0932d > Hi Jacek, in the case you mentioned there is a one "global" brightness setting per each RGB LED. On Omnia, all 12 RGB LEDs have just one "global" brightness property. Ie. I press the button, and all 12 LEDs glow get dimmer. So there could be a 13th LED device with color LUMA, but what function should it be given in DTS? Marek