From patchwork Sun Nov 28 18:17:56 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Hans de Goede X-Patchwork-Id: 12643077 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id DD960C433FE for ; Sun, 28 Nov 2021 18:20:53 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1359382AbhK1SYF (ORCPT ); Sun, 28 Nov 2021 13:24:05 -0500 Received: from us-smtp-delivery-124.mimecast.com ([170.10.133.124]:30196 "EHLO us-smtp-delivery-124.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1359021AbhK1SWD (ORCPT ); Sun, 28 Nov 2021 13:22:03 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1638123527; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=3KaMRb8O3bORooAffFXuzoErrjTc6rEIwpXaqeRns6A=; b=gPl5H9mTgr/2vGkj1/B5ai1sXRPSlwbHBgetRRdzAA949BBvNuhNPjhi8CtNlRRKoxfBR4 Eg2Uvrw3kaXkIo3DB6W6cmcyphua+Fwu5lWKvW8vnvAlBsEeXQZWK2xZ4gNQ9SRcZWdV3u UJ5o3/n7A98GmNonwXOqcru1qKz/obY= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-594-dqrnXfD6MbKVHDT0hymfqg-1; Sun, 28 Nov 2021 13:18:43 -0500 X-MC-Unique: dqrnXfD6MbKVHDT0hymfqg-1 Received: from smtp.corp.redhat.com (int-mx07.intmail.prod.int.phx2.redhat.com [10.5.11.22]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 9A16B19253C3; Sun, 28 Nov 2021 18:18:41 +0000 (UTC) Received: from x1.localdomain (unknown [10.39.192.65]) by smtp.corp.redhat.com (Postfix) with ESMTP id 3636910016F4; Sun, 28 Nov 2021 18:18:38 +0000 (UTC) From: Hans de Goede To: "Rafael J . Wysocki" , Mika Westerberg , Mark Gross , Andy Shevchenko , Wolfram Sang , Sebastian Reichel , MyungJoo Ham , Chanwoo Choi , Ard Biesheuvel Cc: Hans de Goede , Len Brown , linux-acpi@vger.kernel.org, Yauhen Kharuzhy , Tsuchiya Yuto , platform-driver-x86@vger.kernel.org, linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org, linux-efi@vger.kernel.org Subject: [PATCH v3 07/20] power: supply: bq25890: Enable charging on boards where we skip reset Date: Sun, 28 Nov 2021 19:17:56 +0100 Message-Id: <20211128181809.326736-8-hdegoede@redhat.com> In-Reply-To: <20211128181809.326736-1-hdegoede@redhat.com> References: <20211128181809.326736-1-hdegoede@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.84 on 10.5.11.22 Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org On boards where the "linux,skip-reset" boolean property is set we don't reset the charger; and on some boards where the fw takes care of initalizition F_CHG_CFG is set to 0 before handing control over to the OS. Explicitly set F_CHG_CFG to 1 on boards where we don't reset the charger, so that charging is always enabled on these boards, like it is always enabled on boards where we do reset the charger. Signed-off-by: Hans de Goede --- drivers/power/supply/bq25890_charger.c | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/drivers/power/supply/bq25890_charger.c b/drivers/power/supply/bq25890_charger.c index ff8419945618..aa643f533295 100644 --- a/drivers/power/supply/bq25890_charger.c +++ b/drivers/power/supply/bq25890_charger.c @@ -713,6 +713,17 @@ static int bq25890_hw_init(struct bq25890_device *bq) dev_dbg(bq->dev, "Reset failed %d\n", ret); return ret; } + } else { + /* + * Ensure charging is enabled, on some boards where the fw + * takes care of initalizition F_CHG_CFG is set to 0 before + * handing control over to the OS. + */ + ret = bq25890_field_write(bq, F_CHG_CFG, 1); + if (ret < 0) { + dev_dbg(bq->dev, "Enabling charging failed %d\n", ret); + return ret; + } } /* disable watchdog */