linux-kernel - Re: [PATCH v3 0/6] drm/sun4i: Support LVDS on D1s/T113 combo D-PHY

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Message-ID: <CAGb2v67iovqfErt20Oz0SrHC558zBDDFq1ZqRau83NOQ2w8AoQ@mail.gmail.com>
Date: Sun, 16 Nov 2025 22:37:15 +0800
From: Chen-Yu Tsai <wens@...nel.org>
To: Kuba Szczodrzyński <kuba@...zodrzynski.pl>
Cc: Maxime Ripard <mripard@...nel.org>, Samuel Holland <samuel@...lland.org>, 
	Jernej Skrabec <jernej.skrabec@...il.com>, 
	Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>, Thomas Zimmermann <tzimmermann@...e.de>, 
	Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>, Conor Dooley <conor+dt@...nel.org>, 
	David Airlie <airlied@...il.com>, Simona Vetter <simona@...ll.ch>, 
	linux-arm-kernel@...ts.infradead.org, linux-sunxi@...ts.linux.dev, 
	linux-kernel@...r.kernel.org, linux-riscv@...ts.infradead.org, 
	linux-phy@...ts.infradead.org, devicetree@...r.kernel.org, 
	dri-devel@...ts.freedesktop.org, parthiban@...umiz.com, paulk@...-base.io
Subject: Re: [PATCH v3 0/6] drm/sun4i: Support LVDS on D1s/T113 combo D-PHY

On Sun, Nov 16, 2025 at 10:31 PM Kuba Szczodrzyński
<kuba@...zodrzynski.pl> wrote:
>
> W dniu 2025-11-16 o 15:03:18, Chen-Yu Tsai pisze:
>
> > On Sun, Nov 16, 2025 at 9:46 PM Kuba Szczodrzyński
> > <kuba@...zodrzynski.pl> wrote:
> >> [replying to v1 to keep the same series on Patchwork]
> > That is not the right way to do it.
> >
> > If you reply to an old series, the tooling does not pickup the new version
> > as a separate series.
> >
> > ChenYu
>
> Hi,
>
> I noticed that it indeed didn't work. However, Patchwork didn't pick up the v2 cover letter at all, so I thought replying to v2 would mess up the thread even more.
>
> That being said, the v3 cover letter is not visible there either.
>
> Should I resend this as v4 [which message to reply to?] or send a completely new series perhaps?

Each new version should be a completely new series.

If patchwork still didn't pick it up, then it's possible either your
patches didn't reach the mailing lists or the patchwork instances.
Please check lore to see if your patches are there.


ChenYu

> I apologize for the confusion, this is my first time doing that.
>
> Regards
> Kuba
>
> >> Some Allwinner chips (notably the D1s/T113 and the A100) have a "combo
> >> MIPI DSI D-PHY" which is required when using single-link LVDS0. The same
> >> PD0..PD9 pins are used for either DSI or LVDS.
> >>
> >> Other than having to use the combo D-PHY, LVDS output is configured in
> >> the same way as on older chips.
> >>
> >> This series enables the sun6i MIPI D-PHY to also work in LVDS mode. It
> >> is then configured by the LCD TCON, which allows connecting a
> >> single-link LVDS display panel.
> >>
> >> Changes in v2/v3:
> >> - Applied code formatting changes from review comments
> >> - Changed "dphy" to "combo-phy"
> >> - Made the LVDS setup/teardown functions abort early in case of error
> >>    (adding a proper return value would require changes in several levels
> >>     of caller functions; perhaps could be done in a separate patch)
> >> - Added the PHY properties to DT bindings
> >> - Renamed lvds0_pins to lcd_lvds0_pins
> >> - Rebased on top of drm/misc/kernel/for-linux-next
> >> - Hopefully corrected the incomplete patch list of v2, which happened
> >>    due to an SMTP error
> >>
> >> Kuba Szczodrzyński (6):
> >>    phy: allwinner: phy-sun6i-mipi-dphy: Support LVDS in combo D-PHY
> >>    drm/sun4i: Support LVDS using MIPI DSI combo D-PHY
> >>    drm/sun4i: Enable LVDS output on sun20i D1s/T113
> >>    dt-bindings: display: sun4i: Add D1s/T113 combo D-PHY bindings
> >>    riscv: dts: allwinner: d1s-t113: Add D-PHY to TCON LCD0
> >>    riscv: dts: allwinner: d1s-t113: Add LVDS0 pins
> >>
> >>   .../display/allwinner,sun4i-a10-tcon.yaml     |  6 ++
> >>   .../boot/dts/allwinner/sunxi-d1s-t113.dtsi    | 11 +++
> >>   drivers/gpu/drm/sun4i/sun4i_tcon.c            | 50 +++++++++++++
> >>   drivers/gpu/drm/sun4i/sun4i_tcon.h            |  6 ++
> >>   drivers/phy/allwinner/phy-sun6i-mipi-dphy.c   | 70 ++++++++++++++++++-
> >>   5 files changed, 141 insertions(+), 2 deletions(-)
> >>
> >> --
> >> 2.25.1
> >>
>