From mboxrd@z Thu Jan 1 00:00:00 1970 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 1A42CC021B3 for ; Fri, 21 Feb 2025 21:55:04 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=7TuBLshErEhYBIsB81G3zk7hdJWlYu4HDD23STQHdkw=; b=XhSrbdkkkeMU0t 0W+Hs5fh62gKBWdkFWcGs9hUahFzEBnN61DtWOjHuI0L/GBc7tBO+5MERJd9PrlVfpCgzaQdEsz8/ Q3nro7kWIgotF7bmZ6syI/gLoAsQZjUqGk02C0VxJZBIXZWffkvUlOaMJctw0YkiQcNJj50OrUlMJ zG++IZAhhJzPbLrygVFHb0rsZ1GOTeKT6tZeRBxOHUnrfPrOAczBygWv1rkEIMQLExPpbcQy5SL7q 2NyuQi6hZRCd8epfkZpRWlYvoVddtZfQEgcnZeWQM7jszpNlxfvt8cXmCAdzYUlW1mZMIe7xw5/af VWHu1tCn2YR1Ilmq4sFw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1tlaz2-00000006xbc-0QTq; Fri, 21 Feb 2025 21:54:56 +0000 Received: from gloria.sntech.de ([185.11.138.130]) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1tlaxY-00000006xL5-2Bq0; Fri, 21 Feb 2025 21:53:25 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=sntech.de; s=gloria202408; h=Content-Type:Content-Transfer-Encoding:MIME-Version: References:In-Reply-To:Message-ID:Date:Subject:Cc:To:From:Sender:Reply-To: Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender: Resent-To:Resent-Cc:Resent-Message-ID:List-Id:List-Help:List-Unsubscribe: List-Subscribe:List-Post:List-Owner:List-Archive; bh=kAP8eop3O7GR+A6CqIyEeQtqDRTGSTC0Z9XT4Ce5THE=; b=aLBk2VrcsBJW7jnMYXuwVda+aV Hbzk6iKeWjoj80LZKAtwRv/tgEfohDTqbwsOClXGFp/7UGhfjYsi1SHSgrhFQqVP9++C+G19KjSNE GHBlk4BVHMJvenE1hStXZzQl4bELedpgC1H8YUihOjRNBbh32PQ+EnUf5aT9l7Z44qCXdi0lN8L5k rLHEVQb8v/+vV9urCzb3lpKzoUSs5BHvmgyK6DrMElRx9SeO7Pudy3M3tumYD/iGsLwDPVrF6k19R o92lBFDg/k7amU0VBayeEhFsoSA/d40ueZw0doZpAG08hEDwmWCyTwyTl1Iv3AauZfATN23ITONN2 7I1iMFxQ==; Received: from i53875a87.versanet.de ([83.135.90.135] helo=diego.localnet) by gloria.sntech.de with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1tlaxV-0000xw-Ha; Fri, 21 Feb 2025 22:53:21 +0100 From: Heiko =?UTF-8?B?U3TDvGJuZXI=?= To: Quentin Schulz Cc: linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org, Heiko Stuebner , Chen-Yu Tsai Subject: Re: [PATCH v2] arm64: dts: rockchip: add usb typec host support to rk3588-jaguar Date: Fri, 21 Feb 2025 22:53:20 +0100 Message-ID: <18716872.sWSEgdgrri@diego> In-Reply-To: References: <20250218211044.2256762-1-heiko@sntech.de> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250221_135324_586414_3B802063 X-CRM114-Status: GOOD ( 27.94 ) X-BeenThere: linux-rockchip@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Upstream kernel work for Rockchip platforms List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "Linux-rockchip" Errors-To: linux-rockchip-bounces+linux-rockchip=archiver.kernel.org@lists.infradead.org Am Freitag, 21. Februar 2025, 17:43:08 MEZ schrieb Quentin Schulz: > Hi Heiko, > > On 2/18/25 10:10 PM, Heiko Stuebner wrote: > > From: Heiko Stuebner > > > > Jaguar has two type-c ports connected to fusb302 controllers that can > > work both in host and device mode and can also run in display-port > > altmode. > > > > While these ports can work in dual-role data mode, they do not support > > powering the device itself as power-sink. This causes issues because > > the current infrastructure does not cope well with dual-role data > > without dual-role power. > > > > So add the necessary nodes for the type-c controllers as well > > as enable the relevant core usb nodes, but limit the mode to host-mode > > for now until we figure out device mode. > > > > Signed-off-by: Heiko Stuebner > > While the USB functionality does work for both ports, and the > orientation is properly reported, it seems like there may be some issue > with how the PHY or controller interacts with that info because I do not > get USB3 speeds when the device is inserted in reverse orientation, > while I do when it's in normal orientation. I've tested both ports and saw the issue too. Interestingly on the usbdp-phy side, orientation detection seems correct and also the sbu pins are set accordingly. > I assume that's the case for the Rock 5 ITX and Orange Pi 5+ as well and > probably has nothing to do with the DT? > > Should we go still go on with trying to merge this patch knowing that? I > mean USB2 is still better than no USB at all :) > > +Cc Chen-Yu, owner of an Orange Pi 5+, who may be able to confirm the > issue is widespread. > > Cheers, > Quentin > _______________________________________________ Linux-rockchip mailing list Linux-rockchip@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-rockchip