From patchwork Wed Apr 12 15:18:27 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Fabrice Gasnier X-Patchwork-Id: 13209254 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 00E1BC77B6E for ; Wed, 12 Apr 2023 15:19:20 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230367AbjDLPTT (ORCPT ); Wed, 12 Apr 2023 11:19:19 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:46444 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230495AbjDLPTL (ORCPT ); Wed, 12 Apr 2023 11:19:11 -0400 Received: from mx07-00178001.pphosted.com (mx08-00178001.pphosted.com [91.207.212.93]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3492C4202; Wed, 12 Apr 2023 08:19:06 -0700 (PDT) Received: from pps.filterd (m0046661.ppops.net [127.0.0.1]) by mx07-00178001.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 33CCPPG2006667; Wed, 12 Apr 2023 17:18:40 +0200 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=foss.st.com; h=from : to : cc : subject : date : message-id : mime-version : content-transfer-encoding : content-type; s=selector1; bh=PX57JNcwvp07eFhn2E9eab0nHyYZ1zoB73DVeo39Wco=; b=6kI8daGNHE5u1uhKBja5dnhTUWFUkF+zO94YG4KZaPqIZNFTJq1hKHlF+ZHb3nwqfzge n9wZ9LGbwMwx9K9fegjfhL2IeeVrGEeITlPaoZ+z0lY9FhqyfDassAx4YZGzCDgck9tz 7MK4NWIbT66CAmS3kUHHUYKun42IjUKLaZ1C+fW9EffbA5yGsGHVQkJoUJACC+XJM19I qBu724jm4MPst/c7/nxt08eZMQZbcAt9hLBeWL2F8Xt47uhKFSdD6lqG/8LjL7/ZGE3l qIddrLOALxSPp2VQQE5DNzdwJYnKgymRQ+gcTRf57dr/jUFs9+CIVJfhfWgdksD6Qegb 7w== Received: from beta.dmz-eu.st.com (beta.dmz-eu.st.com [164.129.1.35]) by mx07-00178001.pphosted.com (PPS) with ESMTPS id 3pwsgpak2t-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 12 Apr 2023 17:18:40 +0200 Received: from euls16034.sgp.st.com (euls16034.sgp.st.com [10.75.44.20]) by beta.dmz-eu.st.com (STMicroelectronics) with ESMTP id B8F03100034; Wed, 12 Apr 2023 17:18:38 +0200 (CEST) Received: from Webmail-eu.st.com (shfdag1node2.st.com [10.75.129.70]) by euls16034.sgp.st.com (STMicroelectronics) with ESMTP id B1662218612; Wed, 12 Apr 2023 17:18:37 +0200 (CEST) Received: from localhost (10.48.1.102) by SHFDAG1NODE2.st.com (10.75.129.70) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.21; Wed, 12 Apr 2023 17:18:37 +0200 From: Fabrice Gasnier To: , , , , CC: , , , , , , Subject: [PATCH 0/4] usb: dwc2: add optional clock used on stm32mp15 Date: Wed, 12 Apr 2023 17:18:27 +0200 Message-ID: <20230412151831.3069211-1-fabrice.gasnier@foss.st.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 X-Originating-IP: [10.48.1.102] X-ClientProxiedBy: SHFCAS1NODE1.st.com (10.75.129.72) To SHFDAG1NODE2.st.com (10.75.129.70) X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.205,Aquarius:18.0.942,Hydra:6.0.573,FMLib:17.11.170.22 definitions=2023-04-12_07,2023-04-12_01,2023-02-09_01 Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org This series introduces an optional utmi clock that is used on stm32mp15, in particular when using integrated full-speed PHY, managed by GGPIO register. A pre-cursor change improves error handling in the platform code. Fabrice Gasnier (4): usb: dwc2: improve error handling in __dwc2_lowlevel_hw_enable dt-bindings: usb: dwc2: add utmi optional clock usb: dwc2: platform: add support for utmi optional clock ARM: dts: stm32: add USB OTG UTMI clock on stm32mp151 .../devicetree/bindings/usb/dwc2.yaml | 5 ++- arch/arm/boot/dts/stm32mp151.dtsi | 4 +- drivers/usb/dwc2/core.h | 2 + drivers/usb/dwc2/platform.c | 37 ++++++++++++++++++- 4 files changed, 43 insertions(+), 5 deletions(-)