Lines Matching refs:pctrl
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()
192 struct lpi_pinctrl *pctrl = dev_get_drvdata(pctldev->dev); in lpi_config_set() local
200 g = &pctrl->data->groups[group]; in lpi_config_set()
239 mutex_lock(&pctrl->lock); in lpi_config_set()
241 sval = ioread32(pctrl->slew_base + LPI_SLEW_RATE_CTL_REG); in lpi_config_set()
244 iowrite32(sval, pctrl->slew_base + LPI_SLEW_RATE_CTL_REG); in lpi_config_set()
246 mutex_unlock(&pctrl->lock); in lpi_config_set()
259 lpi_gpio_write(pctrl, group, LPI_GPIO_VALUE_REG, val); in lpi_config_set()
262 mutex_lock(&pctrl->lock); in lpi_config_set()
263 val = lpi_gpio_read(pctrl, group, LPI_GPIO_CFG_REG); in lpi_config_set()
270 lpi_gpio_write(pctrl, group, LPI_GPIO_CFG_REG, val); in lpi_config_set()
271 mutex_unlock(&pctrl->lock); in lpi_config_set()
389 static int lpi_build_pin_desc_groups(struct lpi_pinctrl *pctrl) in lpi_build_pin_desc_groups() argument
393 for (i = 0; i < pctrl->data->npins; i++) { in lpi_build_pin_desc_groups()
394 const struct pinctrl_pin_desc *pin_info = pctrl->desc.pins + i; in lpi_build_pin_desc_groups()
396 ret = pinctrl_generic_add_group(pctrl->ctrl, pin_info->name, in lpi_build_pin_desc_groups()
406 pinctrl_generic_remove_group(pctrl->ctrl, i - 1); in lpi_build_pin_desc_groups()
415 struct lpi_pinctrl *pctrl; in lpi_pinctrl_probe() local
418 pctrl = devm_kzalloc(dev, sizeof(*pctrl), GFP_KERNEL); in lpi_pinctrl_probe()
419 if (!pctrl) in lpi_pinctrl_probe()
422 platform_set_drvdata(pdev, pctrl); in lpi_pinctrl_probe()
431 pctrl->data = data; in lpi_pinctrl_probe()
432 pctrl->dev = &pdev->dev; in lpi_pinctrl_probe()
434 pctrl->clks[0].id = "core"; in lpi_pinctrl_probe()
435 pctrl->clks[1].id = "audio"; in lpi_pinctrl_probe()
437 pctrl->tlmm_base = devm_platform_ioremap_resource(pdev, 0); in lpi_pinctrl_probe()
438 if (IS_ERR(pctrl->tlmm_base)) in lpi_pinctrl_probe()
439 return dev_err_probe(dev, PTR_ERR(pctrl->tlmm_base), in lpi_pinctrl_probe()
442 pctrl->slew_base = devm_platform_ioremap_resource(pdev, 1); in lpi_pinctrl_probe()
443 if (IS_ERR(pctrl->slew_base)) in lpi_pinctrl_probe()
444 return dev_err_probe(dev, PTR_ERR(pctrl->slew_base), in lpi_pinctrl_probe()
447 ret = devm_clk_bulk_get_optional(dev, MAX_LPI_NUM_CLKS, pctrl->clks); in lpi_pinctrl_probe()
451 ret = clk_bulk_prepare_enable(MAX_LPI_NUM_CLKS, pctrl->clks); in lpi_pinctrl_probe()
455 pctrl->desc.pctlops = &lpi_gpio_pinctrl_ops; in lpi_pinctrl_probe()
456 pctrl->desc.pmxops = &lpi_gpio_pinmux_ops; in lpi_pinctrl_probe()
457 pctrl->desc.confops = &lpi_gpio_pinconf_ops; in lpi_pinctrl_probe()
458 pctrl->desc.owner = THIS_MODULE; in lpi_pinctrl_probe()
459 pctrl->desc.name = dev_name(dev); in lpi_pinctrl_probe()
460 pctrl->desc.pins = data->pins; in lpi_pinctrl_probe()
461 pctrl->desc.npins = data->npins; in lpi_pinctrl_probe()
462 pctrl->chip = lpi_gpio_template; in lpi_pinctrl_probe()
463 pctrl->chip.parent = dev; in lpi_pinctrl_probe()
464 pctrl->chip.base = -1; in lpi_pinctrl_probe()
465 pctrl->chip.ngpio = data->npins; in lpi_pinctrl_probe()
466 pctrl->chip.label = dev_name(dev); in lpi_pinctrl_probe()
467 pctrl->chip.can_sleep = false; in lpi_pinctrl_probe()
469 mutex_init(&pctrl->lock); in lpi_pinctrl_probe()
471 pctrl->ctrl = devm_pinctrl_register(dev, &pctrl->desc, pctrl); in lpi_pinctrl_probe()
472 if (IS_ERR(pctrl->ctrl)) { in lpi_pinctrl_probe()
473 ret = PTR_ERR(pctrl->ctrl); in lpi_pinctrl_probe()
478 ret = lpi_build_pin_desc_groups(pctrl); in lpi_pinctrl_probe()
482 ret = devm_gpiochip_add_data(dev, &pctrl->chip, pctrl); in lpi_pinctrl_probe()
484 dev_err(pctrl->dev, "can't add gpio chip\n"); in lpi_pinctrl_probe()
491 mutex_destroy(&pctrl->lock); in lpi_pinctrl_probe()
492 clk_bulk_disable_unprepare(MAX_LPI_NUM_CLKS, pctrl->clks); in lpi_pinctrl_probe()
500 struct lpi_pinctrl *pctrl = platform_get_drvdata(pdev); in lpi_pinctrl_remove() local
503 mutex_destroy(&pctrl->lock); in lpi_pinctrl_remove()
504 clk_bulk_disable_unprepare(MAX_LPI_NUM_CLKS, pctrl->clks); in lpi_pinctrl_remove()
506 for (i = 0; i < pctrl->data->npins; i++) in lpi_pinctrl_remove()
507 pinctrl_generic_remove_group(pctrl->ctrl, i); in lpi_pinctrl_remove()