linux-kernel - Re: [RFC PATCH v1 0/6] rockchip: add a functional usb3 phy driver for rk3328

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Message-ID: <CAMdYzYoCj9FsyHdTQAOV4DFpD7OdMDaJ0R=BBxXG-SLguy512Q@mail.gmail.com>
Date: Thu, 16 Jan 2025 09:02:54 -0500
From: Peter Geis <pgwipeout@...il.com>
To: Piotr Oniszczuk <piotr.oniszczuk@...il.com>
Cc: Heiko Stuebner <heiko@...ech.de>, Algea Cao <algea.cao@...k-chips.com>, 
	Michael Turquette <mturquette@...libre.com>, kever.yang@...k-chips.com, 
	linux-phy@...ts.infradead.org, wulf@...k-chips.com, zyw@...k-chips.com, 
	Dragan Simic <dsimic@...jaro.org>, Kishon Vijay Abraham I <kishon@...nel.org>, Rob Herring <robh@...nel.org>, 
	Sebastian Reichel <sebastian.reichel@...labora.com>, linux-clk@...r.kernel.org, 
	linux-rockchip@...ts.infradead.org, devicetree@...r.kernel.org, 
	Conor Dooley <conor+dt@...nel.org>, Philipp Zabel <p.zabel@...gutronix.de>, 
	Arnd Bergmann <arnd@...db.de>, Jonas Karlman <jonas@...boo.se>, frank.wang@...k-chips.com, 
	Elaine Zhang <zhangqing@...k-chips.com>, Alex Bee <knaerzche@...il.com>, 
	william.wu@...k-chips.com, Zhang Yubing <yubing.zhang@...k-chips.com>, 
	Johan Jonker <jbx6244@...il.com>, linux-arm-kernel@...ts.infradead.org, 
	Trevor Woerner <twoerner@...il.com>, Stephen Boyd <sboyd@...nel.org>, linux-kernel@...r.kernel.org, 
	Vinod Koul <vkoul@...nel.org>, FUKAUMI Naoki <naoki@...xa.com>, 
	Diederik de Haas <didi.debian@...ow.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>
Subject: Re: [RFC PATCH v1 0/6] rockchip: add a functional usb3 phy driver for rk3328

On Wed, Jan 15, 2025 at 8:25 AM Piotr Oniszczuk
<piotr.oniszczuk@...il.com> wrote:
>
>
>
> > Wiadomość napisana przez Peter Geis <pgwipeout@...il.com> w dniu 15 sty 2025, o godz. 14:15:
> >
> >>
> >>
> >> pls find:
> >>
> >> dtsi: https://gist.github.com/warpme/6af9e2778fb06bfb47b64f98fe79d678
> >> and dt: https://gist.github.com/warpme/79340c54c87b2b1e52f2a146461d8c9f
> >>
> >>
> >> and compiled .dtb
> >
> > It all looks good.
> > Do you have any CRU errors in the boot log?
> > Can you check for the presence of clk_ref_usb3otg in
> > /sys/kernel/debug/clk/clk_summary?
> >
> >>
>
> cru errors in dmesg - seems no any.
> here is my dmesg: https://gist.github.com/warpme/ecf38482cc88fb68471355d011ecf974
>
> For clk_ref_usb3otg i’m getting following:
>
> root@...h-frontend-e67a8de4c815:~ # cat /sys/kernel/debug/clk/clk_summary | grep usb3
>     clk_usb3otg_suspend              0       0        0        30770       0          0     50000      N      deviceless                      no_connection_id
>     clk_usb3otg_ref                  0       0        0        24000000    0          0     50000      N      deviceless                      no_connection_id
>     clk_ref_usb3otg                  0       0        0        24000000    0          0     50000      Y      deviceless                      no_connection_id
>                    pclk_usb3_grf     0       0        0        75000000    0          0     50000      Y                     deviceless                      no_connection_id
>                    pclk_usb3phy_pipe 0       0        0        75000000    0          0     50000      N                     deviceless                      no_connection_id
>                    pclk_usb3phy_otg  0       0        0        75000000    0          0     50000      N                     deviceless                      no_connection_id
>           clk_ref_usb3otg_src        0       0        0        37500000    0          0     50000      N            deviceless                      no_connection_id
>                    aclk_usb3otg      0       0        0        150000000   0          0     50000      N                     deviceless                      no_connection_id
>

I'm at a loss here, I applied the patches to a clean 6.9 tree and even
built it as a module (thank you for the sentinel). I have no issues.
I'm wondering if it's your .config or something about your bootloader.

>