From nobody Tue Dec 30 19:12:25 2025 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 ACB1BC4167D for ; Mon, 13 Nov 2023 14:27:19 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231344AbjKMO1U (ORCPT ); Mon, 13 Nov 2023 09:27:20 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50492 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230242AbjKMO1I (ORCPT ); Mon, 13 Nov 2023 09:27:08 -0500 Received: from relay5-d.mail.gandi.net (relay5-d.mail.gandi.net [217.70.183.197]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 727B2D72; Mon, 13 Nov 2023 06:27:04 -0800 (PST) Received: by mail.gandi.net (Postfix) with ESMTPSA id 9F7B31C0012; Mon, 13 Nov 2023 14:27:02 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bootlin.com; s=gm1; t=1699885623; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=k+i4FLnvd6XaZ4FK4Rv/lHlLAWGwtUlxb23vylnIS6g=; b=iGLuVOPw+l/CxkdcZ/4FKg7+dIPMY8gL2CbmKr/0Umw9RnIJxa4RBep3RmGFRt7kBhrULY VwDCidB9ZXtJYNGEpMm+OebAMZUXYfTlOC6WPRXCsQDlE1rFkoETqtaBtODxEpHk8vM0Bx LvlOx6U2BL5fGVNNpN7HaBySe3mYNLBKTD5yVXxf6L9o/9DkK2O9Yc7v4HMH5ikcI5xrYs hhMFaP0Q7LaWWeg4Tl1vJKHTS/U2TKBee34xMElK4UoDmNjz25wzhPMHV0ugN4Xb5s/+Ze rxZOWCT2xetF5zM9gJBUSr2jeXjWlU+EC2QJA2RM+Z+BtYedyq0w4twkS9L2XA== From: =?utf-8?q?Th=C3=A9o_Lebrun?= Date: Mon, 13 Nov 2023 15:27:00 +0100 Subject: [PATCH 5/6] usb: cdns3-ti: notify cdns core that hardware resets across suspend on J7200 MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20231113-j7200-usb-suspend-v1-5-ad1ee714835c@bootlin.com> References: <20231113-j7200-usb-suspend-v1-0-ad1ee714835c@bootlin.com> In-Reply-To: <20231113-j7200-usb-suspend-v1-0-ad1ee714835c@bootlin.com> To: Greg Kroah-Hartman , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Roger Quadros , Peter Chen , Pawel Laszczak , Nishanth Menon , Vignesh Raghavendra , Tero Kristo Cc: linux-usb@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, =?utf-8?q?Th=C3=A9o_Lebrun?= X-Mailer: b4 0.12.3 X-GND-Sasl: theo.lebrun@bootlin.com Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Use the CDNS3_RESET_ON_RESUME quirk flag to inform the cdns3 core that our J7200 USB controller will lose power during suspend. It therefore must be reconfigured when we resume. Signed-off-by: Th=C3=A9o Lebrun --- drivers/usb/cdns3/cdns3-ti.c | 19 +++++++++++++++++-- 1 file changed, 17 insertions(+), 2 deletions(-) diff --git a/drivers/usb/cdns3/cdns3-ti.c b/drivers/usb/cdns3/cdns3-ti.c index 50b38c4b9c87..c65714c783fb 100644 --- a/drivers/usb/cdns3/cdns3-ti.c +++ b/drivers/usb/cdns3/cdns3-ti.c @@ -16,6 +16,7 @@ #include #include #include +#include "core.h" =20 /* USB Wrapper register offsets */ #define USBSS_PID 0x0 @@ -127,6 +128,7 @@ static int cdns_ti_probe(struct platform_device *pdev) { struct device *dev =3D &pdev->dev; struct device_node *node =3D pdev->dev.of_node; + const struct of_dev_auxdata *auxdata; struct cdns_ti *data; unsigned long rate; int error, i; @@ -182,7 +184,8 @@ static int cdns_ti_probe(struct platform_device *pdev) =20 cdns_ti_init_hw(data); =20 - error =3D of_platform_populate(node, NULL, NULL, dev); + auxdata =3D of_device_get_match_data(dev); + error =3D of_platform_populate(node, NULL, auxdata, dev); if (error) { dev_err(dev, "failed to create children: %d\n", error); goto err; @@ -261,8 +264,20 @@ static void cdns_ti_remove(struct platform_device *pde= v) platform_set_drvdata(pdev, NULL); } =20 +static struct cdns3_platform_data cdns_ti_j7200_pdata =3D { + .quirks =3D CDNS3_RESET_ON_RESUME, +}; + +static const struct of_dev_auxdata cdns_ti_j7200_auxdata[] =3D { + { + .compatible =3D "cdns,usb3", + .platform_data =3D &cdns_ti_j7200_pdata, + }, + {}, +}; + static const struct of_device_id cdns_ti_of_match[] =3D { - { .compatible =3D "ti,j7200-usb", }, + { .compatible =3D "ti,j7200-usb", .data =3D cdns_ti_j7200_auxdata, }, { .compatible =3D "ti,j721e-usb", }, { .compatible =3D "ti,am64-usb", }, {}, --=20 2.41.0