On Mon, Dec 23, 2024 at 8:25 PM Konrad Dybcio <konrad.dybcio@xxxxxxxxxxxxxxxx> wrote: > On 21.12.2024 8:57 AM, Pengyu Luo wrote: > > Messing up, reply again to fix thread. > > > > On Sat, Dec 21, 2024 at 5:14 AM Konrad Dybcio <konrad.dybcio@xxxxxxxxxxxxxxxx> wrote: > >> On 20.12.2024 5:05 PM, Pengyu Luo wrote: > >> > > > > [...] > > > >>> + chosen { > >>> + #address-cells = <2>; > >>> + #size-cells = <2>; > >>> + ranges; > >>> + > >>> + framebuffer0: framebuffer@c6200000 { > >>> + compatible = "simple-framebuffer"; > >>> + reg = <0x0 0xc6200000 0x0 0x02400000>; > >>> + width = <1600>; > >>> + height = <2560>; > >>> + stride = <(1600 * 4)>; > >>> + format = "a8r8g8b8"; > >>> + }; > >>> + }; > >> > >> I still don't understand why efifb doesn't work for you. > >> > > > > In v1, you asked me > > Ahh sorry, I churn through a lot of emails and sometimes forget things. > > > > >> Very very weird. Are you booting with clk_ignore_unused pd_ignore_unused > >> in kernel cmdline? > > > > I said yes, as Johan suggested in here (see [1]). I am adding Johan. > > > >> Could you share your .config file? > > > > Here please, https://pastebin.com/UKew61ZC > > All the things one would expect for efifb to show up seem to be there. > > Maybe try earlycon=efifb video=efifb? Not work, whether or not adding clk_ignore_unused pd_ignore_unused. > > Konrad Best wishes, Pengyu