From patchwork Fri Jan 13 06:34:42 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: ChiYuan Huang X-Patchwork-Id: 642885 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 0BE17C54EBD for ; Fri, 13 Jan 2023 06:52:06 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232226AbjAMGwE (ORCPT ); Fri, 13 Jan 2023 01:52:04 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55564 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234084AbjAMGv1 (ORCPT ); Fri, 13 Jan 2023 01:51:27 -0500 Received: from mg.richtek.com (mg.richtek.com [220.130.44.152]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id 51DE87F458; Thu, 12 Jan 2023 22:35:22 -0800 (PST) X-MailGates: (flag:4,DYNAMIC,BADHELO,RELAY,NOHOST:PASS)(compute_score:DE LIVER,40,3) Received: from 192.168.10.47 by mg.richtek.com with MailGates ESMTP Server V5.0(16475:0:AUTH_RELAY) (envelope-from ); Fri, 13 Jan 2023 14:34:44 +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 15.2.1118.20; Fri, 13 Jan 2023 14:34:43 +0800 Received: from linuxcarl2.richtek.com (192.168.10.154) by ex4.rt.l (192.168.10.45) with Microsoft SMTP Server id 15.2.1118.20 via Frontend Transport; Fri, 13 Jan 2023 14:34:43 +0800 From: To: , , CC: , , , , , Subject: [PATCH RESEND v3 3/3] Documentation: power: rt9759: Document exported sysfs entries Date: Fri, 13 Jan 2023 14:34:42 +0800 Message-ID: <1673591682-25789-4-git-send-email-cy_huang@richtek.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1673591682-25789-1-git-send-email-cy_huang@richtek.com> References: <1673591682-25789-1-git-send-email-cy_huang@richtek.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-pm@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 v3: No change Since v2: - Change ABI document date from Oct 2022 to Nov 2022 and KernelVersion from 6.1 to 6.2 --- Documentation/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 00000000..8a7258f --- /dev/null +++ b/Documentation/ABI/testing/sysfs-class-power-rt9759 @@ -0,0 +1,37 @@ +What: /sys/class/power_supply/rt9759-*/watchdog_timer +Date: Nov 2022 +KernelVersion: 6.2 +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: Nov 2022 +KernelVersion: 6.2 +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: Nov 2022 +KernelVersion: 6.2 +Contact: ChiYuan Huang +Description: + Reports the current BAT current. + + Access: Read-Only + + Valid values: Represented in microamps