37 lines
801 B
Plaintext
37 lines
801 B
Plaintext
&pinctrl {
|
|
pio0_spi0_default: pio0_spi0_default {
|
|
/* gpio 13 is used for chip select, not assigned to the PIO */
|
|
group1 {
|
|
pinmux = <PIO0_P14>, <PIO0_P15>;
|
|
};
|
|
group2 {
|
|
pinmux = <PIO0_P12>;
|
|
input-enable;
|
|
};
|
|
};
|
|
};
|
|
|
|
&pio0 {
|
|
status = "okay";
|
|
|
|
pio0_spi0: pio0_spi0 {
|
|
pinctrl-0 = <&pio0_spi0_default>;
|
|
pinctrl-names = "default";
|
|
|
|
compatible = "raspberrypi,pico-spi-pio";
|
|
status = "okay";
|
|
#address-cells = <1>;
|
|
#size-cells = <0>;
|
|
clocks = <&clocks RPI_PICO_CLKID_CLK_SYS>;
|
|
miso-gpios = <&gpio0 12 0>;
|
|
cs-gpios = <&gpio0 13 GPIO_ACTIVE_LOW>;
|
|
clk-gpios = <&gpio0 14 GPIO_ACTIVE_HIGH>;
|
|
mosi-gpios = <&gpio0 15 GPIO_ACTIVE_HIGH>;
|
|
bme280@0 {
|
|
compatible = "bosch,bme280";
|
|
reg = <0>;
|
|
spi-max-frequency = <1000000>; /* conservatively set to 1MHz */
|
|
};
|
|
};
|
|
};
|