参考bb-black做了一块板子,内核版本Linux4.1.6,在dts中配置如下:
/* USB0:OTG USB1:HOST */
&usb {
status = "okay";
};
&usb_ctrl_mod {
status = "okay";
};
&usb0_phy {
status = "okay";
};
&usb1_phy {
status = "okay";
};
&usb0 {
status = "okay";
pinctrl-names = "default";
pinctrl-0 = <&usb0_pins_default>;
dr_mode = "otg";
};
&usb1 {
status = "okay";
dr_mode = "host";
pinctrl-names = "default";
pinctrl-0 = <&usb1_pins_default>;
};
&cppi41dma {
status = "okay";
};
make menuconfig配置如下:
usb0 otg host device都不起作用!




