Re: [PATCH 1/1] arm64: dts: ti: k3-am69-aquila: Add Toradex DSI to LVDS adapter with the 10.1" V2 display

[Leonardo Costa]

Hi Udit,

On Sun, Sep 06, 2026 at 10:49:52AM +0530, Kumar, Udit wrote:
> Hi Leonardo
> 
> On 8/3/2026 11:04 PM, Leonardo Costa wrote:
> > From: Leonardo Costa <leonardo.costa@xxxxxxxxxxx>
> > 
> > Add a device tree overlay for the Toradex DSI to LVDS Adapter with the
> > Toradex Capacitive Touch Display 10.1" LVDS V2. The adapter connects to the
> > Aquila DSI_1 interface. It is based on the Texas Instruments SN65DSI84
> > DSI-to-LVDS bridge and drives an Opto Logic SCX1001511GGC49 10.1" WXGA TFT
> > LCD LVDS panel. Touch input is provided by an ILITEK ILI251x capacitive
> > touch controller.
> > 
> > Link: https://developer.toradex.com/hardware/accessories/add-ons/dsi-lvds-adapter
> > Link: https://developer.toradex.com/hardware/accessories/displays/capacitive-touch-display-101inch-lvds
> > Signed-off-by: Leonardo Costa <leonardo.costa@xxxxxxxxxxx>
> > ---
> >  arch/arm64/boot/dts/ti/Makefile               |   5 +
> >  ...dsi-to-lvds-v2-panel-cap-touch-10inch.dtso | 153 ++++++++++++++++++
> >  2 files changed, 158 insertions(+)
> >  create mode 100644 arch/arm64/boot/dts/ti/k3-am69-aquila-dsi-to-lvds-v2-panel-cap-touch-10inch.dtso
> > 
> > diff --git a/arch/arm64/boot/dts/ti/Makefile b/arch/arm64/boot/dts/ti/Makefile
> > index f4d109ef6798a..8a59fc597aede 100644
> > --- a/arch/arm64/boot/dts/ti/Makefile
> > +++ b/arch/arm64/boot/dts/ti/Makefile
> > @@ -218,6 +218,7 @@ dtb-$(CONFIG_ARCH_K3) += k3-am69-aquila-dev.dtb
> > [..]
> > +
> > +	panel-lvds-bridge {
> > +		compatible = "optologic,scx1001511ggc49", "panel-lvds";
> 
> > +		backlight = <&backlight_pwm3>;
> > +		data-mapping = "vesa-24";
> > +		height-mm = <136>;
> > +		width-mm = <217>;
> > +
> > +		panel-timing {
> > +			clock-frequency = <70000000>;
> 
> Looking at
> https://lore.kernel.org/linux-arm-kernel/20260623195741.495734-1-leoreis.costa@xxxxxxxxx/T/#mc4ed25e5253da6dc635fd3eddc317dac8f447f3e
> 
> 
> you are using three different clock-freq 69500000, 64500000 and
> 70000000 here.
> Could add some comment here, why freq is adjusted.

Just to confirm it, considering my last reply, do I understand correctly
that you want a v2 of this patch that adds this comment? In the end, these
are just values that we found to work consistently with the bridge, and
we're not sure if this comment would add much value.

Kind regards,
Leonardo