Hi Claudiu, ---------------------- Hi, Mihai, On 8/10/23 09:47, Mihai.Sain@xxxxxxxxxxxxx wrote: >> +&i2s0 { >> + pinctrl-names = "default"; >> + pinctrl-0 = <&pinctrl_i2s0_default>; >> + status = "okay"; > I see no sound bindings on DT. Is there any reason for having this here? > # i2s0 bus is wired to RPi 40-pin connector. I want to have this node and its pinctrl here. > # i2c1, flx4-spi, pwm0, uart1 are also wired to Rpi connector, and are defined here. > # The same logic we apply also for mikroBUS sockets: i2c, pwm, spi and uart nodes are defined here. > Can you use it (either with user space tools or other kernel consumers) w/o additional device tree bindings? # Yes. We have added in dt-overlay the codec which uses the i2s0 and i2c1 nodes and pinctrls.