3.5" Touch Screen LCD support for BPI-R4 on OpenWRT

[Aswanth_K]

HI guys, Could you please help me find a 3.5" LCD display which has driver support on openwrt?

[ericwoud (Eric W.)]

[BPI-R3] get SPI display working

There is an in-kernel driver for this display which exposes a framebuffer device – hence you can then open /dev/fb0 from userspace and draw around in it. No need for any hardware-specific knowledge in user-space, nor need for any vendor-specific libraries, … config TINYDRM_ILI9486 tristate "DRM support for ILI9486 display panels" depends on DRM && SPI select DRM_KMS_HELPER select DRM_GEM_DMA_HELPER select DRM_MIPI_DBI select BACKLIGHT_CLASS_DEVICE…

Use the search function in the forum

[ericwoud (Eric W.)]

And then use something like:

GitHub - kevinboone/fbtextdemo: A command-line utility for Linux that uses...

[Aswanth_K]

Thanks @ericwoud . Will try this and get back to you.