From patchwork Mon Aug 28 12:39:00 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Binbin Zhou X-Patchwork-Id: 13367939 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 7017BC83F22 for ; Mon, 28 Aug 2023 12:39:59 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230500AbjH1Mja (ORCPT ); Mon, 28 Aug 2023 08:39:30 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:58172 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231253AbjH1MjI (ORCPT ); Mon, 28 Aug 2023 08:39:08 -0400 Received: from mail.loongson.cn (mail.loongson.cn [114.242.206.163]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id 74CF0F0; Mon, 28 Aug 2023 05:39:05 -0700 (PDT) Received: from loongson.cn (unknown [112.20.109.102]) by gateway (Coremail) with SMTP id _____8DxVuhnlexkN4EcAA--.22671S3; Mon, 28 Aug 2023 20:39:03 +0800 (CST) Received: from localhost.localdomain (unknown [112.20.109.102]) by localhost.localdomain (Coremail) with SMTP id AQAAf8Ax98xllexkQrJlAA--.29412S3; Mon, 28 Aug 2023 20:39:03 +0800 (CST) From: Binbin Zhou To: Binbin Zhou , Huacai Chen , Yinbo Zhu , Arnd Bergmann , Rob Herring , Krzysztof Kozlowski , Conor Dooley Cc: Huacai Chen , loongson-kernel@lists.loongnix.cn, devicetree@vger.kernel.org, linux-pm@vger.kernel.org, Xuerui Wang , loongarch@lists.linux.dev, Binbin Zhou Subject: [PATCH 5/5] soc: loongson: loongson_pm2: Populate children syscon nodes Date: Mon, 28 Aug 2023 20:39:00 +0800 Message-Id: <64b7e1b1e88606821cfb4925fb2275bf44077b8e.1693218539.git.zhoubinbin@loongson.cn> X-Mailer: git-send-email 2.39.3 In-Reply-To: References: MIME-Version: 1.0 X-CM-TRANSID: AQAAf8Ax98xllexkQrJlAA--.29412S3 X-CM-SenderInfo: p2kr3uplqex0o6or00hjvr0hdfq/ X-Coremail-Antispam: 1Uk129KBj9xXoW7XF13WFy3tryUXr43AFy3KFX_yoWkKwc_u3 W29r48ur18JrnIy398Z3ZxAr9F9rn5u3WUuF1Dtw1Iqa4Ut3sxtFyUArnrGF17WF4Iyrs8 X3y0gw4Ikw1rCosvyTuYvTs0mTUanT9S1TB71UUUUj7qnTZGkaVYY2UrUUUUj1kv1TuYvT s0mT0YCTnIWjqI5I8CrVACY4xI64kE6c02F40Ex7xfYxn0WfASr-VFAUDa7-sFnT9fnUUI cSsGvfJTRUUUbSkYFVCjjxCrM7AC8VAFwI0_Jr0_Gr1l1xkIjI8I6I8E6xAIw20EY4v20x vaj40_Wr0E3s1l1IIY67AEw4v_Jrv_JF1l8cAvFVAK0II2c7xJM28CjxkF64kEwVA0rcxS w2x7M28EF7xvwVC0I7IYx2IY67AKxVW7JVWDJwA2z4x0Y4vE2Ix0cI8IcVCY1x0267AKxV WxJVW8Jr1l84ACjcxK6I8E87Iv67AKxVWxJr0_GcWl84ACjcxK6I8E87Iv6xkF7I0E14v2 6F4UJVW0owAaw2AFwI0_JF0_Jw1le2I262IYc4CY6c8Ij28IcVAaY2xG8wAqjxCEc2xF0c Ia020Ex4CE44I27wAqx4xG64xvF2IEw4CE5I8CrVC2j2WlYx0E2Ix0cI8IcVAFwI0_Wrv_ ZF1lYx0Ex4A2jsIE14v26F4j6r4UJwAm72CE4IkC6x0Yz7v_Jr0_Gr1lF7xvr2IYc2Ij64 vIr41lc7CjxVAaw2AFwI0_JF0_Jw1l42xK82IYc2Ij64vIr41l4I8I3I0E4IkC6x0Yz7v_ Jr0_Gr1l4IxYO2xFxVAFwI0_GFv_Wrylx2IqxVAqx4xG67AKxVWUJVWUGwC20s026x8Gjc xK67AKxVWUGVWUWwC2zVAF1VAY17CE14v26r1q6r43MIIYrxkI7VAKI48JMIIF0xvE2Ix0 cI8IcVAFwI0_Ar0_tr1lIxAIcVC0I7IYx2IY6xkF7I0E14v26F4j6r4UJwCI42IY6xAIw2 0EY4v20xvaj40_Jr0_JF4lIxAIcVC2z280aVAFwI0_Gr0_Cr1lIxAIcVC2z280aVCY1x02 67AKxVW8JVW8JrUvcSsGvfC2KfnxnUUI43ZEXa7IU022NJUUUUU== Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org The syscon poweroff and reboot nodes logically belong to the Power Management Unit so populate possible children. Without it, the reboot/poweroff feature becomes unavailable. Signed-off-by: Binbin Zhou --- drivers/soc/loongson/loongson2_pm.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/drivers/soc/loongson/loongson2_pm.c b/drivers/soc/loongson/loongson2_pm.c index 6d2b3708e947..6e8fb170d454 100644 --- a/drivers/soc/loongson/loongson2_pm.c +++ b/drivers/soc/loongson/loongson2_pm.c @@ -11,6 +11,7 @@ #include #include #include +#include #include #include #include @@ -192,6 +193,11 @@ static int loongson2_pm_probe(struct platform_device *pdev) if (loongson_sysconf.suspend_addr) suspend_set_ops(&loongson2_suspend_ops); + /* Populate children */ + retval = devm_of_platform_populate(dev); + if (retval) + dev_err(dev, "Error populating children, reboot and poweroff might not work properly\n"); + return 0; }