rc5t583_set_bits
rc5t583_set_bits(parent, RC5T583_GPIO_PGSEL, BIT(offset));
ret = rc5t583_set_bits(parent, RC5T583_GPIO_IOOUT,
ret = rc5t583_set_bits(parent, RC5T583_GPIO_IOSEL, BIT(offset));
ret = rc5t583_set_bits(dev, RICOH_ONOFFSEL_REG, BIT(2));
ret = rc5t583_set_bits(dev, RICOH_ONOFFSEL_REG, BIT(1));