From patchwork Tue Sep 26 02:02:53 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ryder Lee X-Patchwork-Id: 9970933 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id A67B96038E for ; Tue, 26 Sep 2017 02:09:54 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 968E01FFC9 for ; Tue, 26 Sep 2017 02:09:54 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 8B135274B4; Tue, 26 Sep 2017 02:09:54 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-4.2 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID, RCVD_IN_DNSWL_MED, UNPARSEABLE_RELAY autolearn=ham version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [65.50.211.133]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id EBFF7285D2 for ; Tue, 26 Sep 2017 02:09:52 +0000 (UTC) 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=V+FnTLnqR6EQP8t9QJcnA0CbjBh+vq0hCmlSxekVPxs=; b=HEYhWvLJ9J2ffN csss0O9siUjYrNiZ6FJRXQpXwyEVkl4111CwjIWjiSD3fFdQ9dGqiwK1LK+9BJpz4bf3f48wrkCm+ kuxu1ShW60ZiftFbbtqXyX/Qbdcb0qZz1/VjDZgMBYwd7tmbg2RZ8Tex1u69cUkPta84aUK6cP+A1 Kb1R4QNCy03WAUOesrnbilpzC0RXiKs78JLy2ERZ8VyE7je/vk3LFnKWONbl0PJPLYB2iAZYN7qGU BU3sbD9Jr9IdCWbwmT6VtvQEZYDE9zj53ZAVudOmGWIy84LxzMBCBu+anJ6ucdb19shBCS4/LY+hu HfGY2cICRkSyuTKgYhcg==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.87 #1 (Red Hat Linux)) id 1dwfJB-0005TD-Mt; Tue, 26 Sep 2017 02:09:13 +0000 Received: from [210.61.82.183] (helo=mailgw01.mediatek.com) by bombadil.infradead.org with esmtps (Exim 4.87 #1 (Red Hat Linux)) id 1dwfDi-0007Hg-5Y; Tue, 26 Sep 2017 02:03:36 +0000 X-UUID: 4b93a6d23bc043869f95ca752fd9fd6a-20170926 Received: from mtkexhb02.mediatek.inc [(172.21.101.103)] by mailgw01.mediatek.com (envelope-from ) (mhqrelay.mediatek.com ESMTP with TLS) with ESMTP id 1368473723; Tue, 26 Sep 2017 10:03:05 +0800 Received: from mtkcas08.mediatek.inc (172.21.101.126) by mtkmbs02n1.mediatek.inc (172.21.101.77) with Microsoft SMTP Server (TLS) id 15.0.1210.3; Tue, 26 Sep 2017 10:02:53 +0800 Received: from mtkslt306.mediatek.inc (10.21.14.136) by mtkcas08.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1210.3 via Frontend Transport; Tue, 26 Sep 2017 10:03:09 +0800 From: Ryder Lee To: Matthias Brugger Subject: [PATCH v2 02/10] arm: dts: mt2701: enable display pwm backlight Date: Tue, 26 Sep 2017 10:02:53 +0800 Message-ID: <0f9441e9fc40e47e94927a3a4c96dd3f7f287d94.1506390597.git.ryder.lee@mediatek.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: References: MIME-Version: 1.0 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20170925_190334_450426_2E1986CC X-CRM114-Status: UNSURE ( 9.25 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, Ryder Lee , Erin Lo , linux-kernel@vger.kernel.org, Weiqing Kong , linux-mediatek@lists.infradead.org, YT Shen , linux-arm-kernel@lists.infradead.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP From: Weiqing Kong This patch adds board related config for MT2701 pwm backlight. Signed-off-by: Weiqing Kong Signed-off-by: Erin Lo Signed-off-by: Ryder Lee --- arch/arm/boot/dts/mt2701-evb.dts | 23 +++++++++++++++++++++++ 1 file changed, 23 insertions(+) diff --git a/arch/arm/boot/dts/mt2701-evb.dts b/arch/arm/boot/dts/mt2701-evb.dts index f484973..63af4b1 100644 --- a/arch/arm/boot/dts/mt2701-evb.dts +++ b/arch/arm/boot/dts/mt2701-evb.dts @@ -56,12 +56,29 @@ bt_sco_codec:bt_sco_codec { compatible = "linux,bt-sco"; }; + + backlight_lcd: backlight_lcd { + compatible = "pwm-backlight"; + pwms = <&bls 0 100000>; + brightness-levels = < + 0 16 32 48 64 80 96 112 + 128 144 160 176 192 208 224 240 + 255 + >; + default-brightness-level = <9>; + }; }; &auxadc { status = "okay"; }; +&bls { + status = "okay"; + pinctrl-names = "default"; + pinctrl-0 = <&pwm_bls_gpio>; +}; + &i2c0 { pinctrl-names = "default"; pinctrl-0 = <&i2c0_pins_a>; @@ -111,6 +128,12 @@ }; }; + pwm_bls_gpio: pwm_bls_gpio { + pins_cmd_dat { + pinmux = ; + }; + }; + spi_pins_a: spi0@0 { pins_spi { pinmux = ,