this is .dtsi

// SPI
&spi0 {
pinctrl-0 = <&spi0m0_clk &spi0m0_miso &spi0m0_mosi &spi0m0_cs0>;
#address-cells = <1>;
#size-cells = <0>;
spidev@0 {
compatible = "rockchip,spidev";
spi-max-frequency = <50000000>;
reg = <0>;
};

fbtft@0 {
compatible = "sitronix,st7789v";
reg = <0>;
spi-max ...

Hello i tested that link but doesn't work, only work for luckfox ultra, i need help please

Hello i have a problem with luckfox ultra w, i want to send picture for framebuffer in a SPI st7789, I changed the device tree but de fb doesn't exist in the console when i try to test this, i wrote $fbset and cant open /dev/fb0, i bought ultra w for sound but this not work whit framebuffer, i need ...

Hello i need help with I2S, i used iomux that is good but i can`t send music for I2S, i have aplay command and i have .pcm and .wav files but that not work with I2S