From patchwork Sun Nov 14 17:03:23 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: 1554878 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: bilbo.ozlabs.org; dkim=pass (1024-bit key; unprotected) header.d=redhat.com header.i=@redhat.com header.a=rsa-sha256 header.s=mimecast20190719 header.b=BT8Jwdm7; dkim-atps=neutral Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org (client-ip=23.128.96.18; helo=vger.kernel.org; envelope-from=linux-i2c-owner@vger.kernel.org; receiver=) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by bilbo.ozlabs.org (Postfix) with ESMTP id 4Hsdwn3MC7z9sWJ for ; Mon, 15 Nov 2021 04:04:57 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236367AbhKNRHo (ORCPT ); Sun, 14 Nov 2021 12:07:44 -0500 Received: from us-smtp-delivery-124.mimecast.com ([216.205.24.124]:56759 "EHLO us-smtp-delivery-124.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236264AbhKNRHM (ORCPT ); Sun, 14 Nov 2021 12:07:12 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1636909458; 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=hbo3H69E27X3xdtb6FN9nDkX51ICU4AEhWEkpawIJNY=; b=BT8Jwdm7nGOGEUjlfjirmRRb+TSXErXFvA9VsHg6n9BCnEGFYJAQmyqt2nEcWA9gg7vsjR i0+BoSzbg47bnJf0xuXDa/xmj4/KaL7zaP07hLgC9ZEt1c+BY39XemAfd8vblgth3tmDJs z7rKMaqEFCxiZWgvTpYBTngaj6jI28k= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-527-H7tedUprPKi7WQNDbL-MAw-1; Sun, 14 Nov 2021 12:04:13 -0500 X-MC-Unique: H7tedUprPKi7WQNDbL-MAw-1 Received: from smtp.corp.redhat.com (int-mx01.intmail.prod.int.phx2.redhat.com [10.5.11.11]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id AF8B415720; Sun, 14 Nov 2021 17:04:10 +0000 (UTC) Received: from x1.localdomain (unknown [10.39.192.93]) by smtp.corp.redhat.com (Postfix) with ESMTP id 2DA2E19EF9; Sun, 14 Nov 2021 17:04:07 +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-i2c@vger.kernel.org, linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org, linux-efi@vger.kernel.org Subject: [PATCH v2 08/20] power: supply: bq25890: Enable charging on boards where we skip reset Date: Sun, 14 Nov 2021 18:03:23 +0100 Message-Id: <20211114170335.66994-9-hdegoede@redhat.com> In-Reply-To: <20211114170335.66994-1-hdegoede@redhat.com> References: <20211114170335.66994-1-hdegoede@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.11 Precedence: bulk List-ID: X-Mailing-List: linux-i2c@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 b7c38d2c5ede..a69a2173e31a 100644 --- a/drivers/power/supply/bq25890_charger.c +++ b/drivers/power/supply/bq25890_charger.c @@ -717,6 +717,17 @@ 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 */