NPCM7XX_GP_N_OSRC
return ioread32(bank->base + NPCM7XX_GP_N_OSRC)
npcm_gpio_clr(&bank->chip, bank->base + NPCM7XX_GP_N_OSRC,
npcm_gpio_set(&bank->chip, bank->base + NPCM7XX_GP_N_OSRC,
ioread32(bank->base + NPCM7XX_GP_N_OSRC),