From patchwork Wed Feb 5 20:38:44 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Lad Prabhakar X-Patchwork-Id: 11367123 X-Patchwork-Delegate: pavel@denx.de 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 8977C112B for ; Wed, 5 Feb 2020 20:39:35 +0000 (UTC) Received: from whitealder.osuosl.org (smtp1.osuosl.org [140.211.166.138]) (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 7121C2082E for ; Wed, 5 Feb 2020 20:39:35 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 7121C2082E Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=bp.renesas.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=cip-dev-bounces@lists.cip-project.org Received: from localhost (localhost [127.0.0.1]) by whitealder.osuosl.org (Postfix) with ESMTP id 670EC818B2; Wed, 5 Feb 2020 20:39:35 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from whitealder.osuosl.org ([127.0.0.1]) by localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id FfphUyhx06xW; Wed, 5 Feb 2020 20:39:34 +0000 (UTC) Received: from lists.linuxfoundation.org (lf-lists.osuosl.org [140.211.9.56]) by whitealder.osuosl.org (Postfix) with ESMTP id D3FDE81E24; Wed, 5 Feb 2020 20:39:34 +0000 (UTC) Received: from lf-lists.osuosl.org (localhost [127.0.0.1]) by lists.linuxfoundation.org (Postfix) with ESMTP id C3225C0174; Wed, 5 Feb 2020 20:39:34 +0000 (UTC) X-Original-To: cip-dev@lists.cip-project.org Delivered-To: cip-dev@lists.linuxfoundation.org Received: from silver.osuosl.org (smtp3.osuosl.org [140.211.166.136]) by lists.linuxfoundation.org (Postfix) with ESMTP id 291FFC0174 for ; Wed, 5 Feb 2020 20:39:33 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by silver.osuosl.org (Postfix) with ESMTP id 25485207A6 for ; Wed, 5 Feb 2020 20:39:33 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from silver.osuosl.org ([127.0.0.1]) by localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id DkUcC1Uzge+4 for ; Wed, 5 Feb 2020 20:39:32 +0000 (UTC) X-Greylist: domain auto-whitelisted by SQLgrey-1.7.6 Received: from relmlie5.idc.renesas.com (relmlor1.renesas.com [210.160.252.171]) by silver.osuosl.org (Postfix) with ESMTP id 38FA5203D4 for ; Wed, 5 Feb 2020 20:39:32 +0000 (UTC) X-IronPort-AV: E=Sophos;i="5.70,406,1574089200"; d="scan'208";a="38541884" Received: from unknown (HELO relmlir6.idc.renesas.com) ([10.200.68.152]) by relmlie5.idc.renesas.com with ESMTP; 06 Feb 2020 05:39:31 +0900 Received: from localhost.localdomain (unknown [10.226.36.204]) by relmlir6.idc.renesas.com (Postfix) with ESMTP id EB05640EAE78; Thu, 6 Feb 2020 05:39:30 +0900 (JST) From: Lad Prabhakar To: cip-dev@lists.cip-project.org, Nobuhiro Iwamatsu , Pavel Machek Date: Wed, 5 Feb 2020 20:38:44 +0000 Message-Id: <1580935141-1173-19-git-send-email-prabhakar.mahadev-lad.rj@bp.renesas.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1580935141-1173-1-git-send-email-prabhakar.mahadev-lad.rj@bp.renesas.com> References: <1580935141-1173-1-git-send-email-prabhakar.mahadev-lad.rj@bp.renesas.com> Subject: [cip-dev] [PATCH 4.19.y-cip 18/35] arm64: dts: renesas: hihope-rzg2-ex: Enable backlight X-BeenThere: cip-dev@lists.cip-project.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: cip-dev-bounces@lists.cip-project.org Sender: "cip-dev" From: Biju Das commit 31222abb669c45afe472a6fb9c605d31b2309066 upstream. This patch enables backlight support. Signed-off-by: Biju Das Reviewed-by: Laurent Pinchart Link: https://lore.kernel.org/r/1570029619-43238-8-git-send-email-biju.das@bp.renesas.com Signed-off-by: Geert Uytterhoeven Signed-off-by: Lad Prabhakar --- arch/arm64/boot/dts/renesas/hihope-rzg2-ex.dtsi | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) diff --git a/arch/arm64/boot/dts/renesas/hihope-rzg2-ex.dtsi b/arch/arm64/boot/dts/renesas/hihope-rzg2-ex.dtsi index 6870e22..31c3520 100644 --- a/arch/arm64/boot/dts/renesas/hihope-rzg2-ex.dtsi +++ b/arch/arm64/boot/dts/renesas/hihope-rzg2-ex.dtsi @@ -13,6 +13,14 @@ chosen { bootargs = "ignore_loglevel rw root=/dev/nfs ip=on"; }; + + backlight { + compatible = "pwm-backlight"; + pwms = <&pwm0 0 50000>; + + brightness-levels = <0 2 8 16 32 64 128 255>; + default-brightness-level = <6>; + }; }; &avb { @@ -78,4 +86,16 @@ groups = "can1_data"; function = "can1"; }; + + pwm0_pins: pwm0 { + groups = "pwm0"; + function = "pwm0"; + }; +}; + +&pwm0 { + pinctrl-0 = <&pwm0_pins>; + pinctrl-names = "default"; + + status = "okay"; };