From patchwork Tue Jan 25 16:18:20 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dinh Nguyen X-Patchwork-Id: 12723999 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 CF8A3C433FE for ; Tue, 25 Jan 2022 16:23:48 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233165AbiAYQXA (ORCPT ); Tue, 25 Jan 2022 11:23:00 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:34762 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1583467AbiAYQSi (ORCPT ); Tue, 25 Jan 2022 11:18:38 -0500 Received: from ams.source.kernel.org (ams.source.kernel.org [IPv6:2604:1380:4601:e00::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 196F9C061747; Tue, 25 Jan 2022 08:18:34 -0800 (PST) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id BE891B81745; Tue, 25 Jan 2022 16:18:32 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id D7BAEC340E6; Tue, 25 Jan 2022 16:18:30 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1643127511; bh=KPhS8G2JErUeZZWslcOjR2HLQZQslkcvwy9PWOhcCdw=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=ixx61h0LRzALsiO0OESBkCkry6HzzEBq6auEBXRj8s7n91qzMj2SL23YaaYNnw2ZK rdV2rA1JlUueFtWRVqmtiFxvPrhzNR+3mY/VOrwppJTdkf9joWe10etxXxWzWG01md pBAyvHMOMQ1mKVR5Nt3yNgzFmyd1BXgNNc8Lpy5Mz/IfIpTJH6WHEqKVmgquzOTYM0 UpxgvyDgQH8qpqA3UUs8gtllNBb2ZgPuNO7axVPhuhqt72FEOk3q2/32d3cTu4J9OU PjZmNwauXZmua9AlLdkFOvEMQhBEoSCfoIPv+W6oIcv4W4x6+DOKBLJiDvxLRgz3Bx X7QLUkRQ1i1AA== From: Dinh Nguyen To: hminas@synopsys.com Cc: dinguyen@kernel.org, gregkh@linuxfoundation.org, robh+dt@kernel.org, linux-usb@vger.kernel.org, devicetree@vger.kernel.org Subject: [PATCH 2/3] usb: dwc2: Add platform specific data for Intel's Agilex Date: Tue, 25 Jan 2022 10:18:20 -0600 Message-Id: <20220125161821.1951906-2-dinguyen@kernel.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220125161821.1951906-1-dinguyen@kernel.org> References: <20220125161821.1951906-1-dinguyen@kernel.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org The DWC2 IP on the Agilex platform does not support clock-gating. Signed-off-by: Dinh Nguyen Acked-by: Minas Harutyunyan --- drivers/usb/dwc2/params.c | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/drivers/usb/dwc2/params.c b/drivers/usb/dwc2/params.c index d300ae3d9274..1306f4ec788d 100644 --- a/drivers/usb/dwc2/params.c +++ b/drivers/usb/dwc2/params.c @@ -82,6 +82,14 @@ static void dwc2_set_s3c6400_params(struct dwc2_hsotg *hsotg) p->phy_utmi_width = 8; } +static void dwc2_set_socfpga_agilex_params(struct dwc2_hsotg *hsotg) +{ + struct dwc2_core_params *p = &hsotg->params; + + p->power_down = DWC2_POWER_DOWN_PARAM_NONE; + p->no_clock_gating = true; +} + static void dwc2_set_rk_params(struct dwc2_hsotg *hsotg) { struct dwc2_core_params *p = &hsotg->params; @@ -239,6 +247,8 @@ const struct of_device_id dwc2_of_match_table[] = { .data = dwc2_set_stm32mp15_fsotg_params }, { .compatible = "st,stm32mp15-hsotg", .data = dwc2_set_stm32mp15_hsotg_params }, + { .compatible = "intel,socfpga-agilex-hsotg", + .data = dwc2_set_socfpga_agilex_params }, {}, }; MODULE_DEVICE_TABLE(of, dwc2_of_match_table);