robertoj,
Thanks for your answer! I have raspberry pi LCD 3.5 inch https://www.waveshare.com/wiki/3.5inch_RPi_LCD_(A)Yes, I'm using Linux 6.12.23. I did like you said. Used latest DTS (April 3). Display is still white My armbianEnv:
verbosity=1
bootlogo=false
console=both
disp_mode=1920x1080p60
rootdev=UUID=6b7fd251-3dcf-4583-9378-223fcd52e8db
rootfstype=ext4
user_overlays=ili9486-35
usbstoragequirks=0x2537:0x1066:u,0x2537:0x1068:u
My dmesg: [ 1.524875] sun4i-drm display-engine: bound 1100000.mixer (ops 0xffff80008121b478)
[ 1.525068] sun4i-drm display-engine: bound 6510000.tcon-top (ops 0xffff800081220248)
[ 1.525400] sun4i-drm display-engine: bound 6515000.lcd-controller (ops 0xffff800081218098)
[ 1.526527] sun4i-drm display-engine: bound 6000000.hdmi (ops 0xffff80008121a540)
[ 1.527009] [drm] Initialized sun4i-drm 1.0.0 for display-engine on minor 0
[ 1.710803] sun4i-drm display-engine: [drm] fb0: sun4i-drmdrmfb frame buffer device
[ 1.729347] sun6i-spi 5010000.spi: Error applying setting, reverse things back
[ 1.729724] sun6i-spi 5011000.spi: Failed to request TX DMA channel
[ 1.729735] sun6i-spi 5011000.spi: Failed to request RX DMA channel
[ 1.729803] ili9486@0 enforce active low on GPIO handle
[ 1.729841] sun6i-spi 5011000.spi: cannot register SPI host
[ 1.736253] sun6i-spi 5010000.spi: Error applying setting, reverse things back
[ 1.736622] sun6i-spi 5011000.spi: Failed to request TX DMA channel
[ 1.736634] sun6i-spi 5011000.spi: Failed to request RX DMA channel
[ 1.736686] ili9486@0 enforce active low on GPIO handle
[ 1.736721] sun6i-spi 5011000.spi: cannot register SPI host
[ 1.744337] spi-nor spi0.0: supply vdd not found, using dummy regulator
[ 1.773831] sun6i-spi 5011000.spi: Failed to request TX DMA channel
[ 1.773862] sun6i-spi 5011000.spi: Failed to request RX DMA channel
[ 1.773934] ili9486@0 enforce active low on GPIO handle
[ 5.476562] systemd[1]: Starting modprobe@drm.service - Load Kernel Module drm...
[ 5.545342] systemd[1]: modprobe@drm.service: Deactivated successfully.
[ 5.546346] systemd[1]: Finished modprobe@drm.service - Load Kernel Module drm.
[ 6.742260] ads7846 spi1.1: supply vcc not found, using dummy regulator
[ 6.742814] ads7846 spi1.1: touchscreen, irq 73
[ 6.743326] input: ADS7846 Touchscreen as /devices/platform/soc/5011000.spi/spi_master/spi1/spi1.1/input/input6
[ 6.760484] [drm] Initialized ili9486 1.0.0 for spi1.0 on minor 1
[ 6.762759] ili9486 spi1.0: [drm] fb1: ili9486drmfb frame buffer device
[ 6.913940] [drm] Initialized panfrost 1.2.0 for 1800000.gpu on minor 2