Lines Matching +full:pull +full:- +full:up +full:- +full:adv
1 // SPDX-License-Identifier: GPL-2.0
3 * MediaTek Pinctrl Paris Driver, which implement the vendor per-pin
14 #include <dt-bindings/pinctrl/mt65xx.h>
15 #include "pinctrl-paris.h"
29 {"mediatek,pull-up-adv", MTK_PIN_CONFIG_PU_ADV, 1},
30 {"mediatek,pull-down-adv", MTK_PIN_CONFIG_PD_ADV, 1},
31 {"mediatek,drive-strength-adv", MTK_PIN_CONFIG_DRV_ADV, 2},
38 PCONFDUMP(MTK_PIN_CONFIG_PU_ADV, "pu-adv", NULL, true),
39 PCONFDUMP(MTK_PIN_CONFIG_PD_ADV, "pd-adv", NULL, true),
40 PCONFDUMP(MTK_PIN_CONFIG_DRV_ADV, "drive-strength-adv", NULL, true),
59 * ------------------------------------------------
61 * -------------------------------------
73 return -EINVAL; in mtk_drv_adv_to_uA()
77 return -EINVAL; in mtk_drv_adv_to_uA()
95 return -EINVAL; in mtk_drv_uA_to_adv()
105 desc = (const struct mtk_pin_desc *)&hw->soc->pins[pin]; in mtk_pinmux_gpio_request_enable()
108 hw->soc->gpio_m); in mtk_pinmux_gpio_request_enable()
118 desc = (const struct mtk_pin_desc *)&hw->soc->pins[pin]; in mtk_pinmux_gpio_set_direction()
129 int pullup, reg, err = -ENOTSUPP, ret = 1; in mtk_pinconf_get()
132 if (pin >= hw->soc->npins) in mtk_pinconf_get()
133 return -EINVAL; in mtk_pinconf_get()
135 desc = (const struct mtk_pin_desc *)&hw->soc->pins[pin]; in mtk_pinconf_get()
141 if (!hw->soc->bias_get_combo) in mtk_pinconf_get()
143 err = hw->soc->bias_get_combo(hw, desc, &pullup, &ret); in mtk_pinconf_get()
150 err = -EINVAL; in mtk_pinconf_get()
153 err = -EINVAL; in mtk_pinconf_get()
156 err = -EINVAL; in mtk_pinconf_get()
168 * ------------- ----------------- ---------------------- in mtk_pinconf_get()
186 err = -EINVAL; in mtk_pinconf_get()
193 if (!hw->soc->drive_get) in mtk_pinconf_get()
196 if (hw->soc->adv_drive_get) { in mtk_pinconf_get()
197 err = hw->soc->adv_drive_get(hw, desc, &ret); in mtk_pinconf_get()
202 err = -EINVAL; in mtk_pinconf_get()
208 err = hw->soc->drive_get(hw, desc, &ret); in mtk_pinconf_get()
211 if (!hw->soc->adv_drive_get) in mtk_pinconf_get()
214 err = hw->soc->adv_drive_get(hw, desc, &ret); in mtk_pinconf_get()
232 if (!hw->soc->adv_pull_get) in mtk_pinconf_get()
235 err = hw->soc->adv_pull_get(hw, desc, pullup, &ret); in mtk_pinconf_get()
238 if (!hw->soc->adv_drive_get) in mtk_pinconf_get()
240 err = hw->soc->adv_drive_get(hw, desc, &ret); in mtk_pinconf_get()
255 int err = -ENOTSUPP; in mtk_pinconf_set()
258 if (pin >= hw->soc->npins) in mtk_pinconf_set()
259 return -EINVAL; in mtk_pinconf_set()
261 desc = (const struct mtk_pin_desc *)&hw->soc->pins[pin]; in mtk_pinconf_set()
265 if (!hw->soc->bias_set_combo) in mtk_pinconf_set()
267 err = hw->soc->bias_set_combo(hw, desc, 0, MTK_DISABLE); in mtk_pinconf_set()
270 if (!hw->soc->bias_set_combo) in mtk_pinconf_set()
272 err = hw->soc->bias_set_combo(hw, desc, 1, arg); in mtk_pinconf_set()
275 if (!hw->soc->bias_set_combo) in mtk_pinconf_set()
277 err = hw->soc->bias_set_combo(hw, desc, 0, arg); in mtk_pinconf_set()
285 if (err != -ENOTSUPP) in mtk_pinconf_set()
292 /* regard all non-zero value as enable */ in mtk_pinconf_set()
301 /* regard all non-zero value as enable */ in mtk_pinconf_set()
325 if (!hw->soc->drive_set) in mtk_pinconf_set()
327 err = hw->soc->drive_set(hw, desc, arg); in mtk_pinconf_set()
330 if (!hw->soc->adv_drive_set) in mtk_pinconf_set()
336 err = hw->soc->adv_drive_set(hw, desc, err); in mtk_pinconf_set()
346 if (!hw->soc->adv_pull_set) in mtk_pinconf_set()
348 err = hw->soc->adv_pull_set(hw, desc, in mtk_pinconf_set()
353 if (!hw->soc->adv_drive_set) in mtk_pinconf_set()
355 err = hw->soc->adv_drive_set(hw, desc, arg); in mtk_pinconf_set()
367 for (i = 0; i < hw->soc->ngrps; i++) { in mtk_pctrl_find_group_by_pin()
368 struct mtk_pinctrl_group *grp = hw->groups + i; in mtk_pctrl_find_group_by_pin()
370 if (grp->pin == pin) in mtk_pctrl_find_group_by_pin()
380 const struct mtk_pin_desc *pin = hw->soc->pins + pin_num; in mtk_pctrl_find_function_by_pin()
381 const struct mtk_func_desc *func = pin->funcs; in mtk_pctrl_find_function_by_pin()
383 while (func && func->name) { in mtk_pctrl_find_function_by_pin()
384 if (func->muxval == fnum) in mtk_pctrl_find_function_by_pin()
397 for (i = 0; i < hw->soc->npins; i++) { in mtk_pctrl_is_function_valid()
398 const struct mtk_pin_desc *pin = hw->soc->pins + i; in mtk_pctrl_is_function_valid()
400 if (pin->number == pin_num) { in mtk_pctrl_is_function_valid()
401 const struct mtk_func_desc *func = pin->funcs; in mtk_pctrl_is_function_valid()
403 while (func && func->name) { in mtk_pctrl_is_function_valid()
404 if (func->muxval == fnum) in mtk_pctrl_is_function_valid()
426 return -ENOSPC; in mtk_pctrl_dt_node_to_map_func()
429 (*map)[*num_maps].data.mux.group = grp->name; in mtk_pctrl_dt_node_to_map_func()
433 dev_err(pctl->dev, "invalid function %d on pin %d .\n", in mtk_pctrl_dt_node_to_map_func()
435 return -EINVAL; in mtk_pctrl_dt_node_to_map_func()
462 dev_err(hw->dev, "missing pins property in node %pOFn .\n", in mtk_pctrl_dt_subnode_to_map()
464 return -EINVAL; in mtk_pctrl_dt_subnode_to_map()
475 num_pins = pins->length / sizeof(u32); in mtk_pctrl_dt_subnode_to_map()
484 err = -EINVAL; in mtk_pctrl_dt_subnode_to_map()
503 if (pin >= hw->soc->npins || in mtk_pctrl_dt_subnode_to_map()
505 dev_err(hw->dev, "invalid pins value.\n"); in mtk_pctrl_dt_subnode_to_map()
506 err = -EINVAL; in mtk_pctrl_dt_subnode_to_map()
512 dev_err(hw->dev, "unable to match pin %d to group\n", in mtk_pctrl_dt_subnode_to_map()
514 err = -EINVAL; in mtk_pctrl_dt_subnode_to_map()
527 grp->name, in mtk_pctrl_dt_subnode_to_map()
574 return hw->soc->ngrps; in mtk_pctrl_get_groups_count()
582 return hw->groups[group].name; in mtk_pctrl_get_group_name()
591 *pins = (unsigned *)&hw->groups[group].pin; in mtk_pctrl_get_group_pins()
602 if (gpio >= hw->soc->npins) in mtk_hw_get_value_wrap()
603 return -EINVAL; in mtk_hw_get_value_wrap()
605 desc = (const struct mtk_pin_desc *)&hw->soc->pins[gpio]; in mtk_hw_get_value_wrap()
638 int pinmux, pullup, pullen, len = 0, r1 = -1, r0 = -1, rsel = -1; in mtk_pctrl_show_one_pin()
642 if (gpio >= hw->soc->npins) in mtk_pctrl_show_one_pin()
643 return -EINVAL; in mtk_pctrl_show_one_pin()
646 return -EINVAL; in mtk_pctrl_show_one_pin()
648 desc = (const struct mtk_pin_desc *)&hw->soc->pins[gpio]; in mtk_pctrl_show_one_pin()
650 if (pinmux >= hw->soc->nfuncs) in mtk_pctrl_show_one_pin()
651 pinmux -= hw->soc->nfuncs; in mtk_pctrl_show_one_pin()
655 if (hw->soc->pull_type) in mtk_pctrl_show_one_pin()
656 try_all_type = hw->soc->pull_type[desc->number]; in mtk_pctrl_show_one_pin()
658 if (hw->rsel_si_unit && (try_all_type & MTK_PULL_RSEL_TYPE)) { in mtk_pctrl_show_one_pin()
684 rsel = pullen - MTK_PULL_SET_RSEL_000; in mtk_pctrl_show_one_pin()
688 len += scnprintf(buf + len, buf_len - len, in mtk_pctrl_show_one_pin()
701 if (r1 != -1) in mtk_pctrl_show_one_pin()
702 len += scnprintf(buf + len, buf_len - len, " (%1d %1d)", r1, r0); in mtk_pctrl_show_one_pin()
703 else if (rsel != -1) in mtk_pctrl_show_one_pin()
704 len += scnprintf(buf + len, buf_len - len, " (%1d)", rsel); in mtk_pctrl_show_one_pin()
749 *groups = hw->grp_names; in mtk_pmx_get_func_groups()
750 *num_groups = hw->soc->ngrps; in mtk_pmx_get_func_groups()
760 struct mtk_pinctrl_group *grp = hw->groups + group; in mtk_pmx_set_mux()
765 ret = mtk_pctrl_is_function_valid(hw, grp->pin, function); in mtk_pmx_set_mux()
767 dev_err(hw->dev, "invalid function %d on group %d .\n", in mtk_pmx_set_mux()
769 return -EINVAL; in mtk_pmx_set_mux()
772 desc_func = mtk_pctrl_find_function_by_pin(hw, grp->pin, function); in mtk_pmx_set_mux()
774 return -EINVAL; in mtk_pmx_set_mux()
776 desc = (const struct mtk_pin_desc *)&hw->soc->pins[grp->pin]; in mtk_pmx_set_mux()
777 mtk_hw_set_value(hw, desc, PINCTRL_PIN_REG_MODE, desc_func->muxval); in mtk_pmx_set_mux()
795 struct mtk_pinctrl_group *grp = &hw->groups[group]; in mtk_pconf_group_get()
798 return mtk_pinconf_get(pctldev, grp->pin, config); in mtk_pconf_group_get()
805 struct mtk_pinctrl_group *grp = &hw->groups[group]; in mtk_pconf_group_set()
811 ret = mtk_pinconf_set(pctldev, grp->pin, in mtk_pconf_group_set()
824 * Disable advanced drive strength mode if drive-strength-microamp in mtk_pconf_group_set()
825 * is not set. However, mediatek,drive-strength-adv takes precedence in mtk_pconf_group_set()
828 if (hw->soc->adv_drive_set && !drive_strength_uA_found && in mtk_pconf_group_set()
830 hw->soc->adv_drive_set(hw, &hw->soc->pins[grp->pin], 0); in mtk_pconf_group_set()
856 if (gpio >= hw->soc->npins) in mtk_gpio_get_direction()
857 return -EINVAL; in mtk_gpio_get_direction()
866 desc = (const struct mtk_pin_desc *)&hw->soc->pins[gpio]; in mtk_gpio_get_direction()
884 if (gpio >= hw->soc->npins) in mtk_gpio_get()
885 return -EINVAL; in mtk_gpio_get()
887 desc = (const struct mtk_pin_desc *)&hw->soc->pins[gpio]; in mtk_gpio_get()
901 if (gpio >= hw->soc->npins) in mtk_gpio_set()
904 desc = (const struct mtk_pin_desc *)&hw->soc->pins[gpio]; in mtk_gpio_set()
913 if (gpio >= hw->soc->npins) in mtk_gpio_direction_input()
914 return -EINVAL; in mtk_gpio_direction_input()
916 return pinctrl_gpio_direction_input(chip->base + gpio); in mtk_gpio_direction_input()
924 if (gpio >= hw->soc->npins) in mtk_gpio_direction_output()
925 return -EINVAL; in mtk_gpio_direction_output()
929 return pinctrl_gpio_direction_output(chip->base + gpio); in mtk_gpio_direction_output()
937 if (!hw->eint) in mtk_gpio_to_irq()
938 return -ENOTSUPP; in mtk_gpio_to_irq()
940 desc = (const struct mtk_pin_desc *)&hw->soc->pins[offset]; in mtk_gpio_to_irq()
942 if (desc->eint.eint_n == EINT_NA) in mtk_gpio_to_irq()
943 return -ENOTSUPP; in mtk_gpio_to_irq()
945 return mtk_eint_find_irq(hw->eint, desc->eint.eint_n); in mtk_gpio_to_irq()
955 desc = (const struct mtk_pin_desc *)&hw->soc->pins[offset]; in mtk_gpio_set_config()
957 if (!hw->eint || in mtk_gpio_set_config()
959 desc->eint.eint_n == EINT_NA) in mtk_gpio_set_config()
960 return -ENOTSUPP; in mtk_gpio_set_config()
964 return mtk_eint_set_debounce(hw->eint, desc->eint.eint_n, debounce); in mtk_gpio_set_config()
969 struct gpio_chip *chip = &hw->chip; in mtk_build_gpiochip()
972 chip->label = PINCTRL_PINCTRL_DEV; in mtk_build_gpiochip()
973 chip->parent = hw->dev; in mtk_build_gpiochip()
974 chip->request = gpiochip_generic_request; in mtk_build_gpiochip()
975 chip->free = gpiochip_generic_free; in mtk_build_gpiochip()
976 chip->get_direction = mtk_gpio_get_direction; in mtk_build_gpiochip()
977 chip->direction_input = mtk_gpio_direction_input; in mtk_build_gpiochip()
978 chip->direction_output = mtk_gpio_direction_output; in mtk_build_gpiochip()
979 chip->get = mtk_gpio_get; in mtk_build_gpiochip()
980 chip->set = mtk_gpio_set; in mtk_build_gpiochip()
981 chip->to_irq = mtk_gpio_to_irq; in mtk_build_gpiochip()
982 chip->set_config = mtk_gpio_set_config; in mtk_build_gpiochip()
983 chip->base = -1; in mtk_build_gpiochip()
984 chip->ngpio = hw->soc->npins; in mtk_build_gpiochip()
985 chip->of_gpio_n_cells = 2; in mtk_build_gpiochip()
1000 hw->groups = devm_kmalloc_array(&pdev->dev, hw->soc->ngrps, in mtk_pctrl_build_state()
1001 sizeof(*hw->groups), GFP_KERNEL); in mtk_pctrl_build_state()
1002 if (!hw->groups) in mtk_pctrl_build_state()
1003 return -ENOMEM; in mtk_pctrl_build_state()
1006 hw->grp_names = devm_kmalloc_array(&pdev->dev, hw->soc->ngrps, in mtk_pctrl_build_state()
1007 sizeof(*hw->grp_names), GFP_KERNEL); in mtk_pctrl_build_state()
1008 if (!hw->grp_names) in mtk_pctrl_build_state()
1009 return -ENOMEM; in mtk_pctrl_build_state()
1011 for (i = 0; i < hw->soc->npins; i++) { in mtk_pctrl_build_state()
1012 const struct mtk_pin_desc *pin = hw->soc->pins + i; in mtk_pctrl_build_state()
1013 struct mtk_pinctrl_group *group = hw->groups + i; in mtk_pctrl_build_state()
1015 group->name = pin->name; in mtk_pctrl_build_state()
1016 group->pin = pin->number; in mtk_pctrl_build_state()
1018 hw->grp_names[i] = pin->name; in mtk_pctrl_build_state()
1026 struct device *dev = &pdev->dev; in mtk_paris_pinctrl_probe()
1031 hw = devm_kzalloc(&pdev->dev, sizeof(*hw), GFP_KERNEL); in mtk_paris_pinctrl_probe()
1033 return -ENOMEM; in mtk_paris_pinctrl_probe()
1037 hw->soc = device_get_match_data(dev); in mtk_paris_pinctrl_probe()
1038 if (!hw->soc) in mtk_paris_pinctrl_probe()
1039 return -ENOENT; in mtk_paris_pinctrl_probe()
1041 hw->dev = &pdev->dev; in mtk_paris_pinctrl_probe()
1043 if (!hw->soc->nbase_names) in mtk_paris_pinctrl_probe()
1044 return dev_err_probe(dev, -EINVAL, in mtk_paris_pinctrl_probe()
1047 hw->base = devm_kmalloc_array(&pdev->dev, hw->soc->nbase_names, in mtk_paris_pinctrl_probe()
1048 sizeof(*hw->base), GFP_KERNEL); in mtk_paris_pinctrl_probe()
1049 if (!hw->base) in mtk_paris_pinctrl_probe()
1050 return -ENOMEM; in mtk_paris_pinctrl_probe()
1052 for (i = 0; i < hw->soc->nbase_names; i++) { in mtk_paris_pinctrl_probe()
1053 hw->base[i] = devm_platform_ioremap_resource_byname(pdev, in mtk_paris_pinctrl_probe()
1054 hw->soc->base_names[i]); in mtk_paris_pinctrl_probe()
1055 if (IS_ERR(hw->base[i])) in mtk_paris_pinctrl_probe()
1056 return PTR_ERR(hw->base[i]); in mtk_paris_pinctrl_probe()
1059 hw->nbase = hw->soc->nbase_names; in mtk_paris_pinctrl_probe()
1061 if (of_find_property(hw->dev->of_node, in mtk_paris_pinctrl_probe()
1062 "mediatek,rsel-resistance-in-si-unit", NULL)) in mtk_paris_pinctrl_probe()
1063 hw->rsel_si_unit = true; in mtk_paris_pinctrl_probe()
1065 hw->rsel_si_unit = false; in mtk_paris_pinctrl_probe()
1067 spin_lock_init(&hw->lock); in mtk_paris_pinctrl_probe()
1074 pins = devm_kmalloc_array(&pdev->dev, hw->soc->npins, sizeof(*pins), in mtk_paris_pinctrl_probe()
1077 return -ENOMEM; in mtk_paris_pinctrl_probe()
1079 for (i = 0; i < hw->soc->npins; i++) { in mtk_paris_pinctrl_probe()
1080 pins[i].number = hw->soc->pins[i].number; in mtk_paris_pinctrl_probe()
1081 pins[i].name = hw->soc->pins[i].name; in mtk_paris_pinctrl_probe()
1086 mtk_desc.npins = hw->soc->npins; in mtk_paris_pinctrl_probe()
1093 err = devm_pinctrl_register_and_init(&pdev->dev, &mtk_desc, hw, in mtk_paris_pinctrl_probe()
1094 &hw->pctrl); in mtk_paris_pinctrl_probe()
1098 err = pinctrl_enable(hw->pctrl); in mtk_paris_pinctrl_probe()
1104 dev_warn(&pdev->dev, in mtk_paris_pinctrl_probe()
1122 return mtk_eint_do_suspend(pctl->eint); in mtk_paris_pinctrl_suspend()
1129 return mtk_eint_do_resume(pctl->eint); in mtk_paris_pinctrl_resume()