From patchwork Thu Mar 16 09:52:32 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: s-vadapalli X-Patchwork-Id: 13177292 X-Patchwork-Delegate: kuba@kernel.org 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 252C7C6FD19 for ; Thu, 16 Mar 2023 09:53:58 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230365AbjCPJxz (ORCPT ); Thu, 16 Mar 2023 05:53:55 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:58330 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230261AbjCPJxy (ORCPT ); Thu, 16 Mar 2023 05:53:54 -0400 Received: from lelv0143.ext.ti.com (lelv0143.ext.ti.com [198.47.23.248]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 306E675A5F; Thu, 16 Mar 2023 02:53:34 -0700 (PDT) Received: from lelv0265.itg.ti.com ([10.180.67.224]) by lelv0143.ext.ti.com (8.15.2/8.15.2) with ESMTP id 32G9qbdP053093; Thu, 16 Mar 2023 04:52:37 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1678960357; bh=I9rSahEVT2ct0XOCO8UbPzMDG6ZtzGFPIo7DVpj8w88=; h=From:To:CC:Subject:Date; b=clLw5U724F266KMc07irObynVoVvG9nZOKn5JbnG1qa5E1NhELVI9zdZWCExJNVjW OiBf5pdFJFLYT+yTy3+dZTpKiP3ZgNgaR+bOkgcZWT7Pq1s6dIhMT7RpWigiNEk8se uTSxggfRApLtvoIN3O1X3peOao1gqf6Ce92bmn+Q= Received: from DFLE107.ent.ti.com (dfle107.ent.ti.com [10.64.6.28]) by lelv0265.itg.ti.com (8.15.2/8.15.2) with ESMTPS id 32G9qa7R017613 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Thu, 16 Mar 2023 04:52:36 -0500 Received: from DFLE112.ent.ti.com (10.64.6.33) by DFLE107.ent.ti.com (10.64.6.28) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.16; Thu, 16 Mar 2023 04:52:36 -0500 Received: from fllv0039.itg.ti.com (10.64.41.19) by DFLE112.ent.ti.com (10.64.6.33) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.16 via Frontend Transport; Thu, 16 Mar 2023 04:52:36 -0500 Received: from uda0492258.dhcp.ti.com (ileaxei01-snat2.itg.ti.com [10.180.69.6]) by fllv0039.itg.ti.com (8.15.2/8.15.2) with ESMTP id 32G9qWp3024896; Thu, 16 Mar 2023 04:52:33 -0500 From: Siddharth Vadapalli To: , , , , , CC: , , , , Subject: [PATCH net-next] net: ethernet: ti: am65-cpts: reset pps genf adj settings on enable Date: Thu, 16 Mar 2023 15:22:32 +0530 Message-ID: <20230316095232.2002680-1-s-vadapalli@ti.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org X-Patchwork-Delegate: kuba@kernel.org From: Grygorii Strashko The CPTS PPS GENf adjustment settings are invalid after it has been disabled for a while, so reset them. Fixes: eb9233ce6751 ("net: ethernet: ti: am65-cpts: adjust pps following ptp changes") Signed-off-by: Grygorii Strashko Signed-off-by: Siddharth Vadapalli Reviewed-by: Roger Quadros Reviewed-by: Michal Swiatkowski --- drivers/net/ethernet/ti/am65-cpts.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/net/ethernet/ti/am65-cpts.c b/drivers/net/ethernet/ti/am65-cpts.c index 16ee9c29cb35..8caf85acbb6a 100644 --- a/drivers/net/ethernet/ti/am65-cpts.c +++ b/drivers/net/ethernet/ti/am65-cpts.c @@ -636,6 +636,10 @@ static void am65_cpts_perout_enable_hw(struct am65_cpts *cpts, val = lower_32_bits(cycles); am65_cpts_write32(cpts, val, genf[req->index].length); + am65_cpts_write32(cpts, 0, genf[req->index].control); + am65_cpts_write32(cpts, 0, genf[req->index].ppm_hi); + am65_cpts_write32(cpts, 0, genf[req->index].ppm_low); + cpts->genf_enable |= BIT(req->index); } else { am65_cpts_write32(cpts, 0, genf[req->index].length);