Tim Hardisty

USB HID Keyboard causes crash

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SAMA5D2 processor. With the USB HID Keyboard driver enabled, a sequence of 2 or 3 attach-detach cycles causes a crash. Other USB host drivers (e.g. Mass Storage) behave OK. This...

I simply cannot get u-boot to coerce the usb device port (usba) on my board to do anything. Host PC does not see a connect. usb start reports no working...

Real world devices often need touchscreen calibration to ensure that touchpoints are correctly reported, and scaled to suit the pixel height and width of the display in use. Algorithms for...

NuttX + FB device (SAMA5D2) - rendering problem/tearing

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### LVGL version 9.1.0 ### What happened? Having moved from LVGL V8 to V9 I am seeing issues with rendering basic graphics to an 800x480 framebuffer using NuttX. I have...

LVGL V9 and framebuffer - image is tearing but didn't with LVGL V8

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With LVGL V8, before the NuttX upgrade to V9, I was able to use /dev/fb0 successfully and the LVGL demos ran nicely. I could run my own graphic apps too...

### Introduce the problem Is my understanding of the indev code correct - the touchpad driver doesn't natively support long presses etc? I'm wanting to implement such a methodology so...

[BUG] Compile warning due to __CONCAT redefinition

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### Description / Steps to reproduce the issue Perhaps due to me upgrading my arm gcc cross compiler recently, I'm seeing a compiler warning because of the definition of __CONCAT...

sam_sfc.c incorrect EFUSEIOC name used

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## Summary Updated sam_sfc.c to call EFUSEIOC_MASK rather than EFUSEIOC_SAMA5_MASK - this error must have slipped through my original testing and submission of the SMA5 SFC functionality, or a later...