From patchwork Fri Feb 14 07:38:23 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Vaittinen, Matti" X-Patchwork-Id: 204820 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=-8.2 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS, USER_AGENT_SANE_1 autolearn=unavailable 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 7D57CC2BA83 for ; Fri, 14 Feb 2020 07:38:37 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 43CC720873 for ; Fri, 14 Feb 2020 07:38:37 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728799AbgBNHig (ORCPT ); Fri, 14 Feb 2020 02:38:36 -0500 Received: from mail-lj1-f193.google.com ([209.85.208.193]:38998 "EHLO mail-lj1-f193.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728773AbgBNHig (ORCPT ); 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Thu, 13 Feb 2020 23:38:34 -0800 (PST) Received: from localhost.localdomain ([213.255.186.46]) by smtp.gmail.com with ESMTPSA id h7sm2534735lfj.29.2020.02.13.23.38.33 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 13 Feb 2020 23:38:34 -0800 (PST) Date: Fri, 14 Feb 2020 09:38:23 +0200 From: Matti Vaittinen To: matti.vaittinen@fi.rohmeurope.com, mazziesaccount@gmail.com Cc: mikko.mutanen@fi.rohmeurope.com, markus.laine@fi.rohmeurope.com, Linus Walleij , Mark Brown , Sebastian Reichel , Rob Herring , Mark Rutland , linux-pm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [RFC PATCH v2 4/5] power: supply: add battery parameters Message-ID: References: MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.12.1 (2019-06-15) Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Add parsing of new device-tree battery bindings. - tricklecharge-current-microamp - precharge-upper-limit-microvolt - re-charge-voltage-microvolt - over-voltage-threshold-microvolt Signed-off-by: Matti Vaittinen --- drivers/power/supply/power_supply_core.c | 8 ++++++++ include/linux/power_supply.h | 4 ++++ 2 files changed, 12 insertions(+) diff --git a/drivers/power/supply/power_supply_core.c b/drivers/power/supply/power_supply_core.c index 5c36c430ce8b..3a2d700adb3b 100644 --- a/drivers/power/supply/power_supply_core.c +++ b/drivers/power/supply/power_supply_core.c @@ -617,10 +617,18 @@ int power_supply_get_battery_info(struct power_supply *psy, &info->voltage_min_design_uv); of_property_read_u32(battery_np, "voltage-max-design-microvolt", &info->voltage_max_design_uv); + of_property_read_u32(battery_np, "tricklecharge-current-microamp", + &info->tricklecharge_current_ua); of_property_read_u32(battery_np, "precharge-current-microamp", &info->precharge_current_ua); + of_property_read_u32(battery_np, "precharge-upper-limit-microvolt", + &info->precharge_voltage_max_uv); of_property_read_u32(battery_np, "charge-term-current-microamp", &info->charge_term_current_ua); + of_property_read_u32(battery_np, "re-charge-voltage-microvolt", + &info->charge_restart_voltage_uv); + of_property_read_u32(battery_np, "over-voltage-threshold-microvolt", + &info->overvoltage_limit_uv); of_property_read_u32(battery_np, "constant-charge-current-max-microamp", &info->constant_charge_current_max_ua); of_property_read_u32(battery_np, "constant-charge-voltage-max-microvolt", diff --git a/include/linux/power_supply.h b/include/linux/power_supply.h index 28413f737e7d..44c727f30669 100644 --- a/include/linux/power_supply.h +++ b/include/linux/power_supply.h @@ -341,8 +341,12 @@ struct power_supply_battery_info { int charge_full_design_uah; /* microAmp-hours */ int voltage_min_design_uv; /* microVolts */ int voltage_max_design_uv; /* microVolts */ + int tricklecharge_current_ua; /* microAmps */ int precharge_current_ua; /* microAmps */ + int precharge_voltage_max_uv; /* microVolts */ int charge_term_current_ua; /* microAmps */ + int charge_restart_voltage_uv; /* microVolts */ + int overvoltage_limit_uv; /* microVolts */ int constant_charge_current_max_ua; /* microAmps */ int constant_charge_voltage_max_uv; /* microVolts */ int factory_internal_resistance_uohm; /* microOhms */