49 	struct mux_chip *mux_chip;  in mux_gpio_probe()  local
59 	mux_chip = devm_mux_chip_alloc(dev, 1, sizeof(*mux_gpio));  in mux_gpio_probe()
60 	if (IS_ERR(mux_chip))  in mux_gpio_probe()
61 		return PTR_ERR(mux_chip);  in mux_gpio_probe()
63 	mux_gpio = mux_chip_priv(mux_chip);  in mux_gpio_probe()
64 	mux_chip->ops = &mux_gpio_ops;  in mux_gpio_probe()
74 	mux_chip->mux->states = 1 << pins;  in mux_gpio_probe()
78 		if (idle_state < 0 || idle_state >= mux_chip->mux->states) {  in mux_gpio_probe()
83 		mux_chip->mux->idle_state = idle_state;  in mux_gpio_probe()
86 	ret = devm_mux_chip_register(dev, mux_chip);  in mux_gpio_probe()
91 		 mux_chip->mux->states);  in mux_gpio_probe()