65 	struct lpi_pinctrl *pctrl = pinctrl_dev_get_drvdata(pctldev);  in lpi_gpio_get_functions_count()  local
67 	return pctrl->data->nfunctions;  in lpi_gpio_get_functions_count()
73 	struct lpi_pinctrl *pctrl = pinctrl_dev_get_drvdata(pctldev);  in lpi_gpio_get_function_name()  local
75 	return pctrl->data->functions[function].name;  in lpi_gpio_get_function_name()
83 	struct lpi_pinctrl *pctrl = pinctrl_dev_get_drvdata(pctldev);  in lpi_gpio_get_function_groups()  local
85 	*groups = pctrl->data->functions[function].groups;  in lpi_gpio_get_function_groups()
86 	*num_qgroups = pctrl->data->functions[function].ngroups;  in lpi_gpio_get_function_groups()
94 	struct lpi_pinctrl *pctrl = pinctrl_dev_get_drvdata(pctldev);  in lpi_gpio_set_mux()  local
95 	const struct lpi_pingroup *g = &pctrl->data->groups[group];  in lpi_gpio_set_mux()
107 	mutex_lock(&pctrl->lock);  in lpi_gpio_set_mux()
108 	val = lpi_gpio_read(pctrl, pin, LPI_GPIO_CFG_REG);  in lpi_gpio_set_mux()
117 	    !test_and_set_bit(group, pctrl->ever_gpio)) {  in lpi_gpio_set_mux()
118 		u32 io_val = lpi_gpio_read(pctrl, group, LPI_GPIO_VALUE_REG);  in lpi_gpio_set_mux()
122 				lpi_gpio_write(pctrl, group, LPI_GPIO_VALUE_REG,  in lpi_gpio_set_mux()
126 				lpi_gpio_write(pctrl, group, LPI_GPIO_VALUE_REG,  in lpi_gpio_set_mux()
132 	lpi_gpio_write(pctrl, pin, LPI_GPIO_CFG_REG, val);  in lpi_gpio_set_mux()
133 	mutex_unlock(&pctrl->lock);  in lpi_gpio_set_mux()
189 static int lpi_config_set_slew_rate(struct lpi_pinctrl *pctrl,  in lpi_config_set_slew_rate()  argument
198 		dev_err(pctrl->dev, "invalid slew rate %u for pin: %d\n",  in lpi_config_set_slew_rate()
207 	if (pctrl->data->flags & LPI_FLAG_SLEW_RATE_SAME_REG)  in lpi_config_set_slew_rate()
208 		reg = pctrl->tlmm_base + LPI_TLMM_REG_OFFSET * group + LPI_GPIO_CFG_REG;  in lpi_config_set_slew_rate()
210 		reg = pctrl->slew_base + LPI_SLEW_RATE_CTL_REG;  in lpi_config_set_slew_rate()
212 	mutex_lock(&pctrl->lock);  in lpi_config_set_slew_rate()
219 	mutex_unlock(&pctrl->lock);  in lpi_config_set_slew_rate()
227 	struct lpi_pinctrl *pctrl = dev_get_drvdata(pctldev->dev);  in lpi_config_set()  local
234 	g = &pctrl->data->groups[group];  in lpi_config_set()
263 			ret = lpi_config_set_slew_rate(pctrl, g, group, arg);  in lpi_config_set()
278 		lpi_gpio_write(pctrl, group, LPI_GPIO_VALUE_REG, val);  in lpi_config_set()
281 	mutex_lock(&pctrl->lock);  in lpi_config_set()
282 	val = lpi_gpio_read(pctrl, group, LPI_GPIO_CFG_REG);  in lpi_config_set()
289 	lpi_gpio_write(pctrl, group, LPI_GPIO_CFG_REG, val);  in lpi_config_set()
290 	mutex_unlock(&pctrl->lock);  in lpi_config_set()
407 static int lpi_build_pin_desc_groups(struct lpi_pinctrl *pctrl)  in lpi_build_pin_desc_groups()  argument
411 	for (i = 0; i < pctrl->data->npins; i++) {  in lpi_build_pin_desc_groups()
412 		const struct pinctrl_pin_desc *pin_info = pctrl->desc.pins + i;  in lpi_build_pin_desc_groups()
414 		ret = pinctrl_generic_add_group(pctrl->ctrl, pin_info->name,  in lpi_build_pin_desc_groups()
424 		pinctrl_generic_remove_group(pctrl->ctrl, i - 1);  in lpi_build_pin_desc_groups()
433 	struct lpi_pinctrl *pctrl;  in lpi_pinctrl_probe()  local
436 	pctrl = devm_kzalloc(dev, sizeof(*pctrl), GFP_KERNEL);  in lpi_pinctrl_probe()
437 	if (!pctrl)  in lpi_pinctrl_probe()
440 	platform_set_drvdata(pdev, pctrl);  in lpi_pinctrl_probe()
449 	pctrl->data = data;  in lpi_pinctrl_probe()
450 	pctrl->dev = &pdev->dev;  in lpi_pinctrl_probe()
452 	pctrl->clks[0].id = "core";  in lpi_pinctrl_probe()
453 	pctrl->clks[1].id = "audio";  in lpi_pinctrl_probe()
455 	pctrl->tlmm_base = devm_platform_ioremap_resource(pdev, 0);  in lpi_pinctrl_probe()
456 	if (IS_ERR(pctrl->tlmm_base))  in lpi_pinctrl_probe()
457 		return dev_err_probe(dev, PTR_ERR(pctrl->tlmm_base),  in lpi_pinctrl_probe()
461 		pctrl->slew_base = devm_platform_ioremap_resource(pdev, 1);  in lpi_pinctrl_probe()
462 		if (IS_ERR(pctrl->slew_base))  in lpi_pinctrl_probe()
463 			return dev_err_probe(dev, PTR_ERR(pctrl->slew_base),  in lpi_pinctrl_probe()
467 	ret = devm_clk_bulk_get_optional(dev, MAX_LPI_NUM_CLKS, pctrl->clks);  in lpi_pinctrl_probe()
471 	ret = clk_bulk_prepare_enable(MAX_LPI_NUM_CLKS, pctrl->clks);  in lpi_pinctrl_probe()
475 	pctrl->desc.pctlops = &lpi_gpio_pinctrl_ops;  in lpi_pinctrl_probe()
476 	pctrl->desc.pmxops = &lpi_gpio_pinmux_ops;  in lpi_pinctrl_probe()
477 	pctrl->desc.confops = &lpi_gpio_pinconf_ops;  in lpi_pinctrl_probe()
478 	pctrl->desc.owner = THIS_MODULE;  in lpi_pinctrl_probe()
479 	pctrl->desc.name = dev_name(dev);  in lpi_pinctrl_probe()
480 	pctrl->desc.pins = data->pins;  in lpi_pinctrl_probe()
481 	pctrl->desc.npins = data->npins;  in lpi_pinctrl_probe()
482 	pctrl->chip = lpi_gpio_template;  in lpi_pinctrl_probe()
483 	pctrl->chip.parent = dev;  in lpi_pinctrl_probe()
484 	pctrl->chip.base = -1;  in lpi_pinctrl_probe()
485 	pctrl->chip.ngpio = data->npins;  in lpi_pinctrl_probe()
486 	pctrl->chip.label = dev_name(dev);  in lpi_pinctrl_probe()
487 	pctrl->chip.can_sleep = false;  in lpi_pinctrl_probe()
489 	mutex_init(&pctrl->lock);  in lpi_pinctrl_probe()
491 	pctrl->ctrl = devm_pinctrl_register(dev, &pctrl->desc, pctrl);  in lpi_pinctrl_probe()
492 	if (IS_ERR(pctrl->ctrl)) {  in lpi_pinctrl_probe()
493 		ret = PTR_ERR(pctrl->ctrl);  in lpi_pinctrl_probe()
498 	ret = lpi_build_pin_desc_groups(pctrl);  in lpi_pinctrl_probe()
502 	ret = devm_gpiochip_add_data(dev, &pctrl->chip, pctrl);  in lpi_pinctrl_probe()
504 		dev_err(pctrl->dev, "can't add gpio chip\n");  in lpi_pinctrl_probe()
511 	mutex_destroy(&pctrl->lock);  in lpi_pinctrl_probe()
512 	clk_bulk_disable_unprepare(MAX_LPI_NUM_CLKS, pctrl->clks);  in lpi_pinctrl_probe()
520 	struct lpi_pinctrl *pctrl = platform_get_drvdata(pdev);  in lpi_pinctrl_remove()  local
523 	mutex_destroy(&pctrl->lock);  in lpi_pinctrl_remove()
524 	clk_bulk_disable_unprepare(MAX_LPI_NUM_CLKS, pctrl->clks);  in lpi_pinctrl_remove()
526 	for (i = 0; i < pctrl->data->npins; i++)  in lpi_pinctrl_remove()
527 		pinctrl_generic_remove_group(pctrl->ctrl, i);  in lpi_pinctrl_remove()