From patchwork Mon Jul 3 08:00:29 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: ChiYuan Huang X-Patchwork-Id: 698833 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 9209FC001B3 for ; Mon, 3 Jul 2023 08:01:09 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230298AbjGCIBG (ORCPT ); Mon, 3 Jul 2023 04:01:06 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:46500 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229944AbjGCIBD (ORCPT ); Mon, 3 Jul 2023 04:01:03 -0400 Received: from mg.richtek.com (mg.richtek.com [220.130.44.152]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id 2A4B2E4E; Mon, 3 Jul 2023 01:00:51 -0700 (PDT) X-MailGates: (SIP:2,PASS,NONE)(compute_score:DELIVER,40,3) Received: from 192.168.10.47 by mg.richtek.com with MailGates ESMTP Server V6.0(3453516:0:AUTH_RELAY) (envelope-from ); Mon, 03 Jul 2023 16:00:35 +0800 (CST) Received: from ex4.rt.l (192.168.10.47) by ex4.rt.l (192.168.10.47) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1118.25; Mon, 3 Jul 2023 16:00:35 +0800 Received: from linuxcarl2.richtek.com (192.168.10.154) by ex4.rt.l (192.168.10.45) with Microsoft SMTP Server id 15.2.1118.25 via Frontend Transport; Mon, 3 Jul 2023 16:00:35 +0800 From: To: Sebastian Reichel , Krzysztof Kozlowski , Conor Dooley CC: Rob Herring , ChiYuan Huang , Allen Chiang , "open list:POWER SUPPLY CLASS/SUBSYSTEM and DRIVERS" , open list , "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" Subject: [PATCH RESEND v4 3/3] Documentation: power: rt9759: Document exported sysfs entries Date: Mon, 3 Jul 2023 16:00:29 +0800 Message-ID: <1688371229-1089-4-git-send-email-cy_huang@richtek.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1688371229-1089-1-git-send-email-cy_huang@richtek.com> References: <1688371229-1089-1-git-send-email-cy_huang@richtek.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org From: ChiYuan Huang Document the settings exported by rt9759 charger driver through sysfs entries: - watchdog_timer - battery_voltage - battery_current Signed-off-by: ChiYuan Huang --- Since v4: - Modify date to 'Mar 2023' and kernelversion to next '6.3'. Since v3: No change Since v2: - Change ABI document date from Oct 2022 to Nov 2022 and KernelVersion from 6.1 to 6.2 --- .../ABI/testing/sysfs-class-power-rt9759 | 37 +++++++++++++++++++ 1 file changed, 37 insertions(+) create mode 100644 Documentation/ABI/testing/sysfs-class-power-rt9759 diff --git a/Documentation/ABI/testing/sysfs-class-power-rt9759 b/Documentation/ABI/testing/sysfs-class-power-rt9759 new file mode 100644 index 000000000000..a7a9e06f51b0 --- /dev/null +++ b/Documentation/ABI/testing/sysfs-class-power-rt9759 @@ -0,0 +1,37 @@ +What: /sys/class/power_supply/rt9759-*/watchdog_timer +Date: Mar 2023 +KernelVersion: 6.3 +Contact: ChiYuan Huang +Description: + This entry shows and sets the watchdog timer when rt9759 charger + operates in charging mode. When the timer expires, the device + will disable the charging. To prevent the timer expires, any + host communication can make the timer restarted. + + Access: Read, Write + + Valid values: + - 500, 1000, 5000 or 30000 (milliseconds), + - 0: disabled + +What: /sys/class/power_supply/rt9759-*/battery_voltage +Date: Mar 2023 +KernelVersion: 6.3 +Contact: ChiYuan Huang +Description: + Reports the current BAT voltage. + + Access: Read-Only + + Valid values: Represented in microvolts + +What: /sys/class/power_supply/rt9759-*/battery_current +Date: Mar 2023 +KernelVersion: 6.3 +Contact: ChiYuan Huang +Description: + Reports the current BAT current. + + Access: Read-Only + + Valid values: Represented in microamps