linux-kernel - [PATCH v3 1/1] phy: starfive: jh7110-usb: Fix link configuration to controller

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Message-ID:
 <SHXPR01MB0863955434409B0269300E6EE6662@SHXPR01MB0863.CHNPR01.prod.partner.outlook.cn>
Date: Sat, 14 Sep 2024 06:49:04 +0000
From: Minda Chen <minda.chen@...rfivetech.com>
To: Conor Dooley <conor.dooley@...rochip.com>
CC: Vinod Koul <vkoul@...nel.org>, Kishon Vijay Abraham I <kishon@...nel.org>,
	Jan Kiszka <jan.kiszka@...mens.com>, "linux-phy@...ts.infradead.org"
	<linux-phy@...ts.infradead.org>, Emil Renner Berthing
	<emil.renner.berthing@...onical.com>, Rob Herring <robh+dt@...nel.org>, Conor
 Dooley <conor@...nel.org>, "linux-kernel@...r.kernel.org"
	<linux-kernel@...r.kernel.org>
Subject: [PATCH v3 1/1] phy: starfive: jh7110-usb: Fix link configuration to
 controller

> 
> On Mon, Sep 02, 2024 at 07:11:27PM +0800, Minda Chen wrote:
> > From: Jan Kiszka <jan.kiszka@...mens.com>
> >
> > In order to connect the USB 2.0 PHY to its controller, we also need to
> > set "u0_pdrstn_split_sw_usbpipe_plugen" [1]. Some downstream U-Boot
> > versions did that, but upstream firmware does not, and the kernel must
> > not rely on such behavior anyway. Failing to set this left the USB
> > gadget port invisible to connected hosts behind.
> >
> > Link:
> > https://doc-en.rvspace.org/JH7110/TRM/JH7110_TRM/sys_syscon.html#sys_s
> > yscon__section_b3l_fqs_wsb [1]
> > Fixes: 16d3a71c20cf ("phy: starfive: Add JH7110 USB 2.0 PHY driver")
> > Signed-off-by: Jan Kiszka <jan.kiszka@...mens.com>
> > Signed-off-by: Minda Chen <minda.chen@...rfivetech.com>
> 
> Reviewed-by: Conor Dooley <conor.dooley@...rochip.com>

Conor :
   Thanks