EM28XX_R0C_USBSUSP
.reg_r = EM28XX_R0C_USBSUSP,
.reg_clearing = EM28XX_R0C_USBSUSP,
rc = em28xx_write_reg_bits(dev, EM28XX_R0C_USBSUSP,
{EM28XX_R0C_USBSUSP, 0x10, 0xff, 0},