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I have a CY8CKIT-059 prototyping kit. I'm trying out the CE95277 ADC and UART example project and it works as expected on Windows. However, Linux doesn't seem to be able to enumerate the USB UART:
[438313.531136] usb 1-3.4: new full-speed USB device number 59 using xhci_hcd [438313.621579] usb 1-3.4: New USB device found, idVendor=04b4, idProduct=f139 [438313.621581] usb 1-3.4: New USB device strings: Mfr=1, Product=2, SerialNumber=128 [438313.621582] usb 1-3.4: Product: Cypress KitProg [438313.621583] usb 1-3.4: Manufacturer: Cypress Semiconductor [438313.621584] usb 1-3.4: SerialNumber: 0E0A0338012E4400 [438313.624378] hid-generic 0003:04B4:F139.0006: hiddev0,hidraw3: USB HID v1.11 Device [Cypress Semiconductor Cypress KitProg] on usb-0000:00:14.0-3.4/input0 [438313.625096] cdc_acm: probe of 1-3.4:1.2 failed with error -22