Hi Alexandre, this patch can be abandoned. BR -- Yannick Fertré | TINA: 166 7152 | Tel: +33 244027152 | Mobile: +33 620600270 Microcontrollers and Digital ICs Group | Microcontrolleurs Division On 5/10/19 4:20 PM, Yannick Fertré wrote: > The dsi physical layer is powered by the 1v8 power controller supply. > > Signed-off-by: Yannick Fertré <yannick.fertre@xxxxxx> > --- > arch/arm/boot/dts/stm32mp157c.dtsi | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/arch/arm/boot/dts/stm32mp157c.dtsi b/arch/arm/boot/dts/stm32mp157c.dtsi > index 2afeee6..6b14f1e 100644 > --- a/arch/arm/boot/dts/stm32mp157c.dtsi > +++ b/arch/arm/boot/dts/stm32mp157c.dtsi > @@ -1156,6 +1156,7 @@ > clock-names = "pclk", "ref", "px_clk"; > resets = <&rcc DSI_R>; > reset-names = "apb"; > + phy-dsi-supply = <®18>; > status = "disabled"; > }; >