From patchwork Thu Dec 12 03:39:45 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?Andreas_F=C3=A4rber?= X-Patchwork-Id: 11286931 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 77068930 for ; Thu, 12 Dec 2019 03:44:32 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 3BD03214D8 for ; Thu, 12 Dec 2019 03:44:32 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="gT5/slZ4" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 3BD03214D8 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=suse.de Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=pFvQe829y8HvhPMyloR1l6BczJyJNCPPtH8SMxRKliU=; b=gT5/slZ4jZ5ph4 ie857KCVvsSZbYoh4YmzJwJPOM4q1+IMwfeXI5DBRZtAHrvmkH08Xkli4ZkshNDRyEwh4nVxcqc11 6lNVqblb3Diq9EuvTbiziNNVnc382f3gIlSf9XFJdqAIOb1gJ+PHyJCSHZaFvucn8LU+w4494aP+r 13HuQISfat5UCbKlIgT7zofzfCrfSczlIsUd2Ke2kPMvXEdJGldWIGTc3QLi+W8lwctS7MAXTBDXi uBYZmiYko/lHlMgyIcat6rgslhSZOMhTvD6WIbVLh3EGAQE2Ve8sEjcsFvLoJA1icERqrB35VfAd4 qQQD+OmVE1EwYAbwSofQ==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1ifFOv-0005lw-0H; Thu, 12 Dec 2019 03:44:29 +0000 Received: from mx2.suse.de ([195.135.220.15] helo=mx1.suse.de) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1ifFKi-0000oY-Ax; Thu, 12 Dec 2019 03:40:15 +0000 X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay2.suse.de (unknown [195.135.220.254]) by mx1.suse.de (Postfix) with ESMTP id 5E564AFA8; Thu, 12 Dec 2019 03:40:05 +0000 (UTC) From: =?utf-8?q?Andreas_F=C3=A4rber?= To: linux-realtek-soc@lists.infradead.org, linux-leds@vger.kernel.org Subject: [RFC 18/25] dt-bindings: leds: tm1628: Define display child nodes Date: Thu, 12 Dec 2019 04:39:45 +0100 Message-Id: <20191212033952.5967-19-afaerber@suse.de> X-Mailer: git-send-email 2.16.4 In-Reply-To: <20191212033952.5967-1-afaerber@suse.de> References: <20191212033952.5967-1-afaerber@suse.de> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20191211_194008_577992_BAB74254 X-CRM114-Status: UNSURE ( 8.20 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -2.3 (--) X-Spam-Report: SpamAssassin version 3.4.2 on bombadil.infradead.org summary: Content analysis details: (-2.3 points) pts rule name description ---- ---------------------- -------------------------------------------------- -2.3 RCVD_IN_DNSWL_MED RBL: Sender listed at https://www.dnswl.org/, medium trust [195.135.220.15 listed in list.dnswl.org] 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record -0.0 SPF_PASS SPF: sender matches SPF record X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Mark Rutland , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Rob Herring , Jacek Anaszewski , Pavel Machek , =?utf-8?q?Andreas_F=C3=A4rber?= , linux-arm-kernel@lists.infradead.org, Dan Murphy Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org Amend the individual LEDs by allowing to specify one special child node with more than one reg entry, with value zero having wildcard meaning. Signed-off-by: Andreas Färber --- Read the cover letter for further discussion of concept and alternatives. .../devicetree/bindings/leds/titanmec,tm1628.yaml | 52 ++++++++++++++++++++++ 1 file changed, 52 insertions(+) diff --git a/Documentation/devicetree/bindings/leds/titanmec,tm1628.yaml b/Documentation/devicetree/bindings/leds/titanmec,tm1628.yaml index 50205e3c3624..cf6c8d81e68c 100644 --- a/Documentation/devicetree/bindings/leds/titanmec,tm1628.yaml +++ b/Documentation/devicetree/bindings/leds/titanmec,tm1628.yaml @@ -53,6 +53,24 @@ patternProperties: required: - reg + "^display@([1-7],0|0,([1-9]|1[02-4]))$": + type: object + description: | + Properties for a sequence of 7-segment digits composed of multiple LEDs. + + properties: + reg: + description: | + One or more tuples of grid number and segment number in visual order. + A segment of zero indicates that the corresponding grid output lines + represent the individual segments; a grid of zero indicates that the + corresponding segment output lines represent the individual segments. + minItems: 1 + maxItems: 7 + + required: + - reg + examples: - | #include @@ -71,6 +89,40 @@ examples: #address-cells = <2>; #size-cells = <0>; + display@0,8 { + reg = <0 8>, <0 7>, <0 6>, <0 5>; + }; + + colon@5,4 { + reg = <5 4>; + color = ; + function = LED_FUNCTION_INDICATOR; + linux,default-trigger = "heartbeat"; + }; + }; + }; + + - | + #include + + spi { + #address-cells = <1>; + #size-cells = <0>; + + led-controller@0 { + compatible = "titanmec,tm1628"; + reg = <0>; + spi-3-wire; + spi-lsb-first; + spi-max-frequency = <500000>; + #grids = <6>; + #address-cells = <2>; + #size-cells = <0>; + + display@1,0 { + reg = <1 0>, <2 0>, <3 0>, <4 0>; + }; + colon@5,4 { reg = <5 4>; color = ;