From patchwork Wed Jul 14 15:11:29 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Geert Uytterhoeven X-Patchwork-Id: 12377203 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=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,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 6E3ACC11F7D for ; Wed, 14 Jul 2021 15:12:00 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 648AA613D6 for ; Wed, 14 Jul 2021 15:12:00 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239851AbhGNPOv (ORCPT ); Wed, 14 Jul 2021 11:14:51 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:42398 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S239785AbhGNPOm (ORCPT ); Wed, 14 Jul 2021 11:14:42 -0400 Received: from xavier.telenet-ops.be (xavier.telenet-ops.be [IPv6:2a02:1800:120:4::f00:14]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 5C9DCC0613AE for ; Wed, 14 Jul 2021 08:11:43 -0700 (PDT) Received: from ramsan.of.borg ([IPv6:2a02:1810:ac12:ed10:bcf3:b2b1:dff6:480b]) by xavier.telenet-ops.be with bizsmtp id V3Be2500S4sai0K013Be50; Wed, 14 Jul 2021 17:11:41 +0200 Received: from rox.of.borg ([192.168.97.57]) by ramsan.of.borg with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.93) (envelope-from ) id 1m3gXy-001ARb-Kq; Wed, 14 Jul 2021 17:11:38 +0200 Received: from geert by rox.of.borg with local (Exim 4.93) (envelope-from ) id 1m3gXx-00AchF-Sn; Wed, 14 Jul 2021 17:11:37 +0200 From: Geert Uytterhoeven To: Robin van der Gracht , Rob Herring , Miguel Ojeda , Paul Burton , Greg Kroah-Hartman , Pavel Machek , Marek Behun Cc: devicetree@vger.kernel.org, linux-leds@vger.kernel.org, linux-mips@vger.kernel.org, linux-kernel@vger.kernel.org, Geert Uytterhoeven Subject: [PATCH v3 18/19] dt-bindings: auxdisplay: ht16k33: Document LED subnode Date: Wed, 14 Jul 2021 17:11:29 +0200 Message-Id: <20210714151130.2531831-19-geert@linux-m68k.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210714151130.2531831-1-geert@linux-m68k.org> References: <20210714151130.2531831-1-geert@linux-m68k.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-mips@vger.kernel.org Extend the Holtek HT16K33 LED controller Device Tree bindings with an LED subnode, conforming to the standard LED bindings. This allows the user to exert more control, like specifying LED color, function, and/or trigger, to extend LED functionality beyond a simple display backlight. Signed-off-by: Geert Uytterhoeven Reviewed-by: Rob Herring --- v3: - New. --- .../bindings/auxdisplay/holtek,ht16k33.yaml | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/Documentation/devicetree/bindings/auxdisplay/holtek,ht16k33.yaml b/Documentation/devicetree/bindings/auxdisplay/holtek,ht16k33.yaml index 2a58f883a08cb199..c750c1a915bdbecb 100644 --- a/Documentation/devicetree/bindings/auxdisplay/holtek,ht16k33.yaml +++ b/Documentation/devicetree/bindings/auxdisplay/holtek,ht16k33.yaml @@ -50,6 +50,11 @@ properties: default: 16 description: Initial brightness level + led: + type: object + $ref: /schemas/leds/common.yaml# + unevaluatedProperties: false + required: - compatible - reg @@ -68,6 +73,7 @@ examples: - | #include #include + #include i2c1 { #address-cells = <1>; #size-cells = <0>; @@ -89,5 +95,10 @@ examples: , , ; + + led { + color = ; + function = LED_FUNCTION_BACKLIGHT; + }; }; };