From patchwork Wed Aug 9 08:00:44 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Luo Jie X-Patchwork-Id: 712052 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 749AFC04FDF for ; Wed, 9 Aug 2023 08:01:28 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231368AbjHIIB0 (ORCPT ); Wed, 9 Aug 2023 04:01:26 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55260 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231623AbjHIIBZ (ORCPT ); Wed, 9 Aug 2023 04:01:25 -0400 Received: from mx0a-0031df01.pphosted.com (mx0a-0031df01.pphosted.com [205.220.168.131]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C0DC41736; Wed, 9 Aug 2023 01:01:24 -0700 (PDT) Received: from pps.filterd (m0279867.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 37953lwT030120; Wed, 9 Aug 2023 08:01:11 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=quicinc.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-type; s=qcppdkim1; bh=PGlkphZklzrmw9lf7Qf6hvlt1uz+HLiNoqHvXNGe6NA=; b=h8uA2M7MsxzN1s28JcXwuAWuXu+Fbf6vLRT3A5LgN8HLAJvrLT3QFqSbFxzeJvulH11z 6A3xT+Z4F8TMGr0YBxb3UjrFGQVugt4Q7ntIjMKORK1ueZigHxseeTDA//v6qnYsclVc 9IlasYBi1BdNg4130raRDmuZsXz8LhIDRnkkMISIDtx1OEbq+4tdWRRN6qCjbvKa6dVC GjmZDJWPPD8Grxc0FKoE0CdKFb3bt/C9L3r36zjHa9NBvUg5VpyLMDYok6Zb+m8njsWR aOAJJMENdJ9Z5na6x6zTAA09nRBndbAVObDkC0BVF+/GTcoc+dTRXG7hgRZ600Ix6lqm NQ== Received: from nalasppmta02.qualcomm.com (Global_NAT1.qualcomm.com [129.46.96.20]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 3sbmrqj7e4-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 09 Aug 2023 08:01:11 +0000 Received: from nalasex01c.na.qualcomm.com (nalasex01c.na.qualcomm.com [10.47.97.35]) by NALASPPMTA02.qualcomm.com (8.17.1.5/8.17.1.5) with ESMTPS id 37981AKh000983 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 9 Aug 2023 08:01:10 GMT Received: from akronite-sh-dev02.qualcomm.com (10.80.80.8) by nalasex01c.na.qualcomm.com (10.47.97.35) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1118.30; Wed, 9 Aug 2023 01:01:06 -0700 From: Luo Jie To: , , , , , , , , , , CC: , , , , , Luo Jie Subject: [PATCH v1 1/4] clk: qcom: branch: Add clk_branch2_qca8k_ops Date: Wed, 9 Aug 2023 16:00:44 +0800 Message-ID: <20230809080047.19877-2-quic_luoj@quicinc.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20230809080047.19877-1-quic_luoj@quicinc.com> References: <20230809080047.19877-1-quic_luoj@quicinc.com> MIME-Version: 1.0 X-Originating-IP: [10.80.80.8] X-ClientProxiedBy: nasanex01a.na.qualcomm.com (10.52.223.231) To nalasex01c.na.qualcomm.com (10.47.97.35) X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-GUID: wsAg7wrsow8VaXTcldvAnXb3-iFDcvi3 X-Proofpoint-ORIG-GUID: wsAg7wrsow8VaXTcldvAnXb3-iFDcvi3 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.267,Aquarius:18.0.957,Hydra:6.0.591,FMLib:17.11.176.26 definitions=2023-08-09_05,2023-08-08_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 spamscore=0 malwarescore=0 adultscore=0 mlxscore=0 suspectscore=0 phishscore=0 mlxlogscore=930 impostorscore=0 priorityscore=1501 clxscore=1015 bulkscore=0 lowpriorityscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2306200000 definitions=main-2308090070 Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org Add the clk_branch2_qca8k_ops for supporting clock controller where the hardware register is accessed by MDIO bus, and the spin clock can't be used because of sleep during the MDIO operation. The clock is enabled by the .prepare instead of .enable when the clk_branch2_qca8k_ops is used. Signed-off-by: Luo Jie --- drivers/clk/qcom/clk-branch.c | 8 ++++++++ drivers/clk/qcom/clk-branch.h | 2 ++ 2 files changed, 10 insertions(+) diff --git a/drivers/clk/qcom/clk-branch.c b/drivers/clk/qcom/clk-branch.c index fc4735f74f0f..d07f2677c877 100644 --- a/drivers/clk/qcom/clk-branch.c +++ b/drivers/clk/qcom/clk-branch.c @@ -1,6 +1,7 @@ // SPDX-License-Identifier: GPL-2.0 /* * Copyright (c) 2013, The Linux Foundation. All rights reserved. + * Copyright (c) 2023, Qualcomm Innovation Center, Inc. All rights reserved. */ #include @@ -153,3 +154,10 @@ const struct clk_ops clk_branch_simple_ops = { .is_enabled = clk_is_enabled_regmap, }; EXPORT_SYMBOL_GPL(clk_branch_simple_ops); + +const struct clk_ops clk_branch2_qca8k_ops = { + .prepare = clk_branch2_enable, + .unprepare = clk_branch2_disable, + .is_prepared = clk_is_enabled_regmap, +}; +EXPORT_SYMBOL_GPL(clk_branch2_qca8k_ops); diff --git a/drivers/clk/qcom/clk-branch.h b/drivers/clk/qcom/clk-branch.h index 0cf800b9d08d..37b092bf4d79 100644 --- a/drivers/clk/qcom/clk-branch.h +++ b/drivers/clk/qcom/clk-branch.h @@ -1,5 +1,6 @@ /* SPDX-License-Identifier: GPL-2.0 */ /* Copyright (c) 2013, The Linux Foundation. All rights reserved. */ +/* Copyright (c) 2023, Qualcomm Innovation Center, Inc. All rights reserved. */ #ifndef __QCOM_CLK_BRANCH_H__ #define __QCOM_CLK_BRANCH_H__ @@ -85,6 +86,7 @@ extern const struct clk_ops clk_branch_ops; extern const struct clk_ops clk_branch2_ops; extern const struct clk_ops clk_branch_simple_ops; extern const struct clk_ops clk_branch2_aon_ops; +extern const struct clk_ops clk_branch2_qca8k_ops; #define to_clk_branch(_hw) \ container_of(to_clk_regmap(_hw), struct clk_branch, clkr)