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=-8.9 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,T_DKIMWL_WL_HIGH,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 05489C43218 for ; Mon, 10 Jun 2019 23:37:46 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id CA9DE206C3 for ; Mon, 10 Jun 2019 23:37:45 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=chromium.org header.i=@chromium.org header.b="hijO8nHj" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2390743AbfFJXhp (ORCPT ); Mon, 10 Jun 2019 19:37:45 -0400 Received: from mail-pl1-f195.google.com ([209.85.214.195]:37047 "EHLO mail-pl1-f195.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2390656AbfFJXho (ORCPT ); Mon, 10 Jun 2019 19:37:44 -0400 Received: by mail-pl1-f195.google.com with SMTP id bh12so4261991plb.4 for ; Mon, 10 Jun 2019 16:37:44 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chromium.org; s=google; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=PwvhwkI8F4zvLVsJwAGnKk3UZTvA+WVT+qCBY1uqWqg=; b=hijO8nHj6AanoC+to/aLESdGAjYajAq/Wwo6ROP8Jh065ysj+O/VWUY+CjGk1QGNLO Nzjj4CGR7IV5n0DZhEvJ8T9VttRm3HNbJ8f655p8CVolKCbEHYeRHF0Q7pT55hBt7oMM UA5ufOa5wv1gkQHsFvqsinxJo7kP1Tysa/l1g= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=PwvhwkI8F4zvLVsJwAGnKk3UZTvA+WVT+qCBY1uqWqg=; b=K3FiSmJP25kkrA3lgnkPGF6sq9MWu/G2WI7lBLQmRZg6QAfhOCPROBTsYJf7w4w2XM WuFCDVcTJMwzhibMVjJXJRMoAoS8G33Thz4+R7KU8wO7K2pNdBgVVWHLL2Wdo2AXRdLx w7xjiQm8lDuAQRc5I+z+8KGQU6/0kzAFfdChpOfNXzShJCmdr1NkDRShlkPuc7/zAH+8 s3oSnTEEO6w5FYf+Q1Byz2JUXitPVylVuzhA58frNAjvrUqYb2bbVJxglQUeR8Je4oUd nu2HDEWW5EIZDAlj1/fhuUpNoES66GFe+J68HqUUqH5du9w5nZxmE1psDitPkkemcTdO 63hQ== X-Gm-Message-State: APjAAAXl6br7WfoDbrEdtCSr26BRm6Wcp9oY3Umi6CBnT2BQchomrcU8 keFfXIb4+uDTASnJenVHJpdxPA== X-Google-Smtp-Source: APXvYqxzuWk+HHUFs0uzAZUj3UB9CiltN6z/LVO8neBboHeE9VutR2V17/0JmmVYiipinsqCD9j37w== X-Received: by 2002:a17:902:7581:: with SMTP id j1mr72670630pll.23.1560209864163; Mon, 10 Jun 2019 16:37:44 -0700 (PDT) Received: from localhost ([2620:15c:202:1:75a:3f6e:21d:9374]) by smtp.gmail.com with ESMTPSA id q144sm8898518pfc.103.2019.06.10.16.37.43 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 10 Jun 2019 16:37:43 -0700 (PDT) From: Matthias Kaehlcke To: Lee Jones , Daniel Thompson , Jingoo Han , Jacek Anaszewski , Pavel Machek , Rob Herring , Mark Rutland , Thierry Reding , Bartlomiej Zolnierkiewicz , Enric Balletbo i Serra Cc: dri-devel@lists.freedesktop.org, linux-leds@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-pwm@vger.kernel.org, linux-fbdev@vger.kernel.org, Douglas Anderson , Brian Norris , Matthias Kaehlcke Subject: [PATCH 1/2] dt-bindings: pwm-backlight: Add 'max-brightness' property Date: Mon, 10 Jun 2019 16:37:38 -0700 Message-Id: <20190610233739.29477-1-mka@chromium.org> X-Mailer: git-send-email 2.22.0.rc2.383.gf4fbbf30c2-goog MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Add an optional 'max-brightness' property, which is used to specify the number of brightness levels (max-brightness + 1) when the node has no 'brightness-levels' table. Signed-off-by: Matthias Kaehlcke --- .../devicetree/bindings/leds/backlight/pwm-backlight.txt | 3 +++ 1 file changed, 3 insertions(+) diff --git a/Documentation/devicetree/bindings/leds/backlight/pwm-backlight.txt b/Documentation/devicetree/bindings/leds/backlight/pwm-backlight.txt index 64fa2fbd98c9..98f4ba626054 100644 --- a/Documentation/devicetree/bindings/leds/backlight/pwm-backlight.txt +++ b/Documentation/devicetree/bindings/leds/backlight/pwm-backlight.txt @@ -27,6 +27,9 @@ Optional properties: resolution pwm duty cycle can be used without having to list out every possible value in the brightness-level array. + - max-brightness: Maximum brightness value. Used to specify the number of + brightness levels (max-brightness + 1) when the node + has no 'brightness-levels' table. [0]: Documentation/devicetree/bindings/pwm/pwm.txt [1]: Documentation/devicetree/bindings/gpio/gpio.txt -- 2.22.0.rc2.383.gf4fbbf30c2-goog