Re: [PATCH v4 2/2] pinctrl: upboard: add device id INTC1055 based UP boards support

From: Thomas Richard

Date: Tue Jul 07 2026 - 07:56:10 EST


Hello Gary,

On 7/6/26 12:36 PM, Gary Wang wrote:
> Add support "UP Xtreme i12" and I2C/PWM/UART/SPI pins mapping data.

Driver probes successfully on UP Xtreme i12.

I tested the IOs:
- pwm0 does not work.
- uart1 partially works: TX is okay, but loopback doesn't work. Signal
is bad when I add a loopback. Looks like pinctrl misconfig on SoC side.
- i2c busses are okay.
- for SPI, MOSI and CLK are okay, but not CS.
- all GPIOs are okay.

Could you have a look please.

Best Regards,
Thomas