FSL_OTG_MAJOR 1134 drivers/usb/phy/phy-fsl-usb.c ret = register_chrdev(FSL_OTG_MAJOR, FSL_OTG_NAME, &otg_fops); FSL_OTG_MAJOR 1156 drivers/usb/phy/phy-fsl-usb.c unregister_chrdev(FSL_OTG_MAJOR, FSL_OTG_NAME); FSL_OTG_MAJOR 378 drivers/usb/phy/phy-fsl-usb.h #define OTG_IOCTL_MAGIC FSL_OTG_MAJOR