From mboxrd@z Thu Jan 1 00:00:00 1970 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 94458C7EE2A for ; Fri, 2 Jun 2023 06:25:10 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233542AbjFBGZJ (ORCPT ); Fri, 2 Jun 2023 02:25:09 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:39140 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233016AbjFBGZI (ORCPT ); Fri, 2 Jun 2023 02:25:08 -0400 Received: from www530.your-server.de (www530.your-server.de [188.40.30.78]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 69E88EB for ; Thu, 1 Jun 2023 23:25:06 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=geanix.com; s=default2211; h=Content-Transfer-Encoding:MIME-Version:References: In-Reply-To:Message-Id:Date:Subject:Cc:To:From:Sender:Reply-To:Content-Type: Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender: Resent-To:Resent-Cc:Resent-Message-ID; bh=6nGHV3Tzd+ueExjxQGldi1rcP9sIpx+z7TiCsn2/rGU=; b=d4QLPBiQIVud1K/5SgqaiQUF2Q 18Re8MstSV22J2FAaZrY+k+k2ArGgVz+BQS65FEHVpTCmS0WCHrYbGC+EgtYAkJQqe2zisp8QzkxR s205XdbCugs+LNgayuocbd75VlgFnW7gpLMAEdZzUuV8k6yGG89qTDJRdputSO7Oaz+WARiSlkdp0 4ny91JSwtuE0+vpZbHq1txJZfELwo8uP4II+LgMPJHBJy4lYG/IafhJxxC/jvF6yYF6TvgPHAU1jL ZCFAJ4MHbRAWTlb641zpCU5EY5vdhlfvbKNx1/8VKuWz2b/VEEWa6IaajoK2zpS2BjQpe3Yaxtsc3 rUEEScyQ==; Received: from sslproxy02.your-server.de ([78.47.166.47]) by www530.your-server.de with esmtpsa (TLS1.3) tls TLS_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1q4yDg-000Etu-JH; Fri, 02 Jun 2023 08:25:04 +0200 Received: from [185.17.218.86] (helo=zen..) by sslproxy02.your-server.de with esmtpsa (TLSv1.3:TLS_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1q4yDg-000Nkl-BR; Fri, 02 Jun 2023 08:25:04 +0200 From: Sean Nyekjaer To: krzysztof.kozlowski@linaro.org, conor@kernel.org, lee@kernel.org, linux-kernel@vger.kernel.org Cc: Sean Nyekjaer Subject: [PATCH v3 2/2] mfd: stpmic1: add pmic poweroff via sys-off handler Date: Fri, 2 Jun 2023 08:24:26 +0200 Message-Id: <20230602062426.3947116-2-sean@geanix.com> X-Mailer: git-send-email 2.40.0 In-Reply-To: <20230602062426.3947116-1-sean@geanix.com> References: <20230602062426.3947116-1-sean@geanix.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Authenticated-Sender: sean@geanix.com X-Virus-Scanned: Clear (ClamAV 0.103.8/26925/Thu Jun 1 09:27:46 2023) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Use devm_register_sys_off_handler() that allows to register multiple power-off handlers. This will allow boards using the stpmic1 to power-off. Signed-off-by: Sean Nyekjaer --- Changes since v1: - Removed superfluous function Changes since v2: - Removed the devicetree option to turn the power-off functionality on and off. drivers/mfd/stpmic1.c | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+) diff --git a/drivers/mfd/stpmic1.c b/drivers/mfd/stpmic1.c index 4c9b18d9dec8..9c7d1c3b8dfd 100644 --- a/drivers/mfd/stpmic1.c +++ b/drivers/mfd/stpmic1.c @@ -7,6 +7,7 @@ #include #include #include +#include #include #include #include @@ -117,6 +118,16 @@ static const struct regmap_irq_chip stpmic1_regmap_irq_chip = { .num_irqs = ARRAY_SIZE(stpmic1_irqs), }; +static int stpmic1_power_off(struct sys_off_data *data) +{ + struct stpmic1 *ddata = data->cb_data; + + regmap_update_bits(ddata->regmap, MAIN_CR, + SOFTWARE_SWITCH_OFF, SOFTWARE_SWITCH_OFF); + + return NOTIFY_DONE; +} + static int stpmic1_probe(struct i2c_client *i2c) { struct stpmic1 *ddata; @@ -159,6 +170,16 @@ static int stpmic1_probe(struct i2c_client *i2c) return ret; } + ret = devm_register_sys_off_handler(ddata->dev, + SYS_OFF_MODE_POWER_OFF, + SYS_OFF_PRIO_DEFAULT, + stpmic1_power_off, + ddata); + if (ret) { + dev_err(ddata->dev, "failed to register sys-off handler: %d\n", ret); + return ret; + } + return devm_of_platform_populate(dev); } -- 2.40.0