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=-18.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,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 87048C47087 for ; Fri, 28 May 2021 09:34:06 +0000 (UTC) Received: from phobos.denx.de (phobos.denx.de [85.214.62.61]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 0751E60E0B for ; Fri, 28 May 2021 09:34:06 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 0751E60E0B Authentication-Results: mail.kernel.org; dmarc=fail (p=reject dis=none) header.from=in.bosch.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=u-boot-bounces@lists.denx.de Received: from h2850616.stratoserver.net (localhost [IPv6:::1]) by phobos.denx.de (Postfix) with ESMTP id 7886682F27; Fri, 28 May 2021 11:32:35 +0200 (CEST) Authentication-Results: phobos.denx.de; dmarc=pass (p=reject dis=none) header.from=in.bosch.com Authentication-Results: phobos.denx.de; spf=pass smtp.mailfrom=u-boot-bounces@lists.denx.de Authentication-Results: phobos.denx.de; dkim=pass (1024-bit key; unprotected) header.d=in.bosch.com header.i=@in.bosch.com header.b="Rf0zRcuX"; dkim-atps=neutral Received: by phobos.denx.de (Postfix, from userid 109) id 0A44C82F01; Fri, 28 May 2021 11:32:15 +0200 (CEST) Received: from EUR04-DB3-obe.outbound.protection.outlook.com (mail-db3eur04on0609.outbound.protection.outlook.com [IPv6:2a01:111:f400:fe0c::609]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by phobos.denx.de (Postfix) with ESMTPS id DD1E382F0D for ; Fri, 28 May 2021 11:32:10 +0200 (CEST) Authentication-Results: phobos.denx.de; dmarc=pass (p=reject dis=none) header.from=in.bosch.com Authentication-Results: phobos.denx.de; spf=pass smtp.mailfrom=Gireesh.Hiremath@in.bosch.com ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=dCHr9tSIsdrn+ubltt83FgBGShEuSrP1wmmjsQZmkGJERCh5EmSXUpYJ7yHyQZbNFv5R49VDuBWAoZ4EMyQuRwNML3PB9MVqzjnrvzW+TEet6uc7hnn4oe8bRPRDo9oFvTp4BvWPO5IGiTplg50a4ZLHIk3mXizcwhxiygnshX6rsy0lASNNkCUbiOBGKPJFPN3d6f+DEWLbww5sSkM9VnM6kAE6q5ahX06chs3LBisMwnXJL9ZRfZMs7VT0PNucUMalMr11NcdN9SktdMlNAkzJ3lN1Mau3zb/wFiUjS7wdmqrFtcaEGd8RvvrhQsHGNrFvTxPtxcXurGVxtg9SLg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector9901; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=5jauDA6hRtOfEPoiZfRPT9VNJp0cUP4OJ29qKi8SG+w=; b=FX1h3ntJO1ndpkmxUQLfFmGzI95bulj3JWjv8TegNUqx6YmgGd/jUdcRSl975Ezu/3H9nDiQpKSbWyEWMP3CeHjb2lMWUFOdgc+pxov+UT+TWCDlfZ0n4sSV+Rq+bRSOwi+E0STKs5z9ITUhojD3/oBb2l5137FgPC1t8EyYnnPzv1Em3EfQO1R+f7ZIYDrU4krVvcPZdysyFlRGOlCrKyBMdtUgLgdBTA/y3qkuuearhUM3JecBH8Wk5u94IhEVacAur2dhxV8geF0/ZV7D0fkipBL/hVg1ubjMCT8HsSDsy7a0UvjY9hCmPxoGxnDxjtr3t8Y4Wz1IW/Jrqrv7UA== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass (sender ip is 139.15.153.201) smtp.rcpttodomain=lists.denx.de smtp.mailfrom=in.bosch.com; dmarc=pass (p=reject sp=none pct=100) action=none header.from=in.bosch.com; dkim=none (message not signed); arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=in.bosch.com; s=selector1; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=5jauDA6hRtOfEPoiZfRPT9VNJp0cUP4OJ29qKi8SG+w=; b=Rf0zRcuXJEsZAqBkJWGA8Rbv5CvMNevcVBhC87IIVhsCabBIMWkSElQKNCKuqltns5m2l4TfM0FAQvEdpW0TuXZK+Yi9hS9uZn2FLm58NhotepOON/FHr7yjDWT1fKU4ZCVFJi/uMHedGntR9LtyZFVtcuVdfFAfXV8pecCHhXI= Received: from AM6PR0502CA0045.eurprd05.prod.outlook.com (2603:10a6:20b:56::22) by DB7PR10MB2298.EURPRD10.PROD.OUTLOOK.COM (2603:10a6:10:48::12) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.4173.22; Fri, 28 May 2021 09:32:09 +0000 Received: from AM5EUR03FT053.eop-EUR03.prod.protection.outlook.com (2603:10a6:20b:56:cafe::55) by AM6PR0502CA0045.outlook.office365.com (2603:10a6:20b:56::22) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.4173.20 via Frontend Transport; Fri, 28 May 2021 09:32:09 +0000 X-MS-Exchange-Authentication-Results: spf=pass (sender IP is 139.15.153.201) smtp.mailfrom=in.bosch.com; lists.denx.de; dkim=none (message not signed) header.d=none; lists.denx.de; dmarc=pass action=none header.from=in.bosch.com; Received-SPF: Pass (protection.outlook.com: domain of in.bosch.com designates 139.15.153.201 as permitted sender) receiver=protection.outlook.com; client-ip=139.15.153.201; helo=eop.bosch-org.com; Received: from eop.bosch-org.com (139.15.153.201) by AM5EUR03FT053.mail.protection.outlook.com (10.152.16.210) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.4150.30 via Frontend Transport; Fri, 28 May 2021 09:32:09 +0000 Received: from SI-EXCAS2001.de.bosch.com (10.139.217.202) by eop.bosch-org.com (139.15.153.201) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.1.2176.14; Fri, 28 May 2021 11:31:37 +0200 Received: from FE-HUB2000.de.bosch.com (10.4.103.109) by SI-EXCAS2001.de.bosch.com (10.139.217.202) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.1.2176.14; Fri, 28 May 2021 11:31:36 +0200 Received: from localhost.localdomain (10.142.41.29) by FE-HUB2000.de.bosch.com (10.4.103.109) with Microsoft SMTP Server id 15.1.2176.14; Fri, 28 May 2021 11:31:34 +0200 From: To: , , CC: , , Subject: [PATCH v3 13/19] am335x, guardian: Enable backlight Date: Fri, 28 May 2021 09:30:24 +0000 Message-ID: <20210528093030.1483-14-Gireesh.Hiremath@in.bosch.com> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20210528093030.1483-1-Gireesh.Hiremath@in.bosch.com> References: <20210528093030.1483-1-Gireesh.Hiremath@in.bosch.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-Originating-IP: [10.142.41.29] X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: b05b99e2-9183-4312-faab-08d921bb7798 X-MS-TrafficTypeDiagnostic: DB7PR10MB2298: X-Microsoft-Antispam-PRVS: X-MS-Oob-TLC-OOBClassifiers: OLM:1265; X-MS-Exchange-SenderADCheck: 1 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:139.15.153.201; CTRY:DE; LANG:en; SCL:1; SRV:; IPV:NLI; SFV:NSPM; H:eop.bosch-org.com; PTR:InfoDomainNonexistent; CAT:NONE; SFS:(4636009)(136003)(39860400002)(376002)(346002)(396003)(46966006)(36840700001)(110136005)(54906003)(47076005)(1076003)(2906002)(70586007)(26005)(86362001)(5660300002)(70206006)(336012)(2616005)(478600001)(2876002)(186003)(16526019)(4326008)(356005)(107886003)(81166007)(8676002)(8936002)(82740400003)(6666004)(316002)(82310400003)(36860700001)(36900700001); DIR:OUT; SFP:1101; X-OriginatorOrg: in.bosch.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 28 May 2021 09:32:09.7911 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: b05b99e2-9183-4312-faab-08d921bb7798 X-MS-Exchange-CrossTenant-Id: 0ae51e19-07c8-4e4b-bb6d-648ee58410f4 X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=0ae51e19-07c8-4e4b-bb6d-648ee58410f4; Ip=[139.15.153.201]; Helo=[eop.bosch-org.com] X-MS-Exchange-CrossTenant-AuthSource: AM5EUR03FT053.eop-EUR03.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: DB7PR10MB2298 X-BeenThere: u-boot@lists.denx.de X-Mailman-Version: 2.1.34 Precedence: list List-Id: U-Boot discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: u-boot-bounces@lists.denx.de Sender: "U-Boot" X-Virus-Scanned: clamav-milter 0.102.4 at phobos.denx.de X-Virus-Status: Clean From: Gireesh Hiremath Enable backlight, set brightness value and dimming frequency Signed-off-by: Gireesh Hiremath --- board/bosch/guardian/board.c | 26 ++++++++++++++++++++++++++ include/configs/am335x_guardian.h | 1 + 2 files changed, 27 insertions(+) diff --git a/board/bosch/guardian/board.c b/board/bosch/guardian/board.c index 8704806047..6e6221ca60 100644 --- a/board/bosch/guardian/board.c +++ b/board/bosch/guardian/board.c @@ -224,12 +224,38 @@ err: env_set("swi_status", "err"); } +void lcdbacklight_en(void) +{ + unsigned long brightness = env_get_ulong("backlight_brightness", 10, 50); + + if (brightness > 99 || brightness == 0) + brightness = 99; + + /* + * Brightness range: + * WLEDCTRL2 DUTY[6:0] + * + * 000 0000b = 1% + * 000 0001b = 2% + * ... + * 110 0010b = 99% + * 110 0011b = 100% + * + */ + + tps65217_reg_write(TPS65217_PROT_LEVEL_NONE, TPS65217_WLEDCTRL2, + brightness, 0xFF); + tps65217_reg_write(TPS65217_PROT_LEVEL_NONE, TPS65217_WLEDCTRL1, + brightness != 0 ? 0x0A : 0x02, 0xFF); +} + int board_late_init(void) { #ifdef CONFIG_LED_GPIO led_default_state(); #endif set_bootmode_env(); + lcdbacklight_en(); return 0; } #endif /* CONFIG_BOARD_LATE_INIT */ diff --git a/include/configs/am335x_guardian.h b/include/configs/am335x_guardian.h index b966df08c6..08a9ac950c 100644 --- a/include/configs/am335x_guardian.h +++ b/include/configs/am335x_guardian.h @@ -63,6 +63,7 @@ BOOTENV \ GUARDIAN_DEFAULT_PROD_ENV \ "autoload=no\0" \ + "backlight_brightness=50\0" \ "bootubivol=rootfs\0" \ "distro_bootcmd=" \ "setenv rootflags \"bulk_read,chk_data_crc\"; " \ -- 2.20.1