Lines Matching +full:pins +full:- +full:are +full:- +full:numbered
25 #include <linux/pinctrl/pinconf-generic.h>
36 #include <dt-bindings/pinctrl/mt65xx.h>
40 #include "../pinctrl-utils.h"
41 #include "mtk-eint.h"
42 #include "pinctrl-mtk-common.h"
56 * There are two base address for pull related configuration
57 * in mt8135, and different GPIO pins use different base address.
64 if (pin >= pctl->devdata->type1_start && pin < pctl->devdata->type1_end) in mtk_get_regmap()
65 return pctl->regmap2; in mtk_get_regmap()
66 return pctl->regmap1; in mtk_get_regmap()
72 return ((pin >> 4) & pctl->devdata->port_mask) in mtk_get_port()
73 << pctl->devdata->port_shf; in mtk_get_port()
84 reg_addr = mtk_get_port(pctl, offset) + pctl->devdata->dir_offset; in mtk_pmx_gpio_set_direction()
87 if (pctl->devdata->spec_dir_set) in mtk_pmx_gpio_set_direction()
88 pctl->devdata->spec_dir_set(®_addr, offset); in mtk_pmx_gpio_set_direction()
106 reg_addr = mtk_get_port(pctl, offset) + pctl->devdata->dout_offset; in mtk_gpio_set()
124 * Due to some soc are not support ies/smt config, add this special in mtk_pconf_set_ies_smt()
127 if (!pctl->devdata->spec_ies_smt_set && in mtk_pconf_set_ies_smt()
128 pctl->devdata->ies_offset == MTK_PINCTRL_NOT_SUPPORT && in mtk_pconf_set_ies_smt()
130 return -EINVAL; in mtk_pconf_set_ies_smt()
132 if (!pctl->devdata->spec_ies_smt_set && in mtk_pconf_set_ies_smt()
133 pctl->devdata->smt_offset == MTK_PINCTRL_NOT_SUPPORT && in mtk_pconf_set_ies_smt()
135 return -EINVAL; in mtk_pconf_set_ies_smt()
138 * Due to some pins are irregular, their input enable and smt in mtk_pconf_set_ies_smt()
139 * control register are discontinuous, so we need this special handle. in mtk_pconf_set_ies_smt()
141 if (pctl->devdata->spec_ies_smt_set) { in mtk_pconf_set_ies_smt()
142 return pctl->devdata->spec_ies_smt_set(mtk_get_regmap(pctl, pin), in mtk_pconf_set_ies_smt()
143 pin, pctl->devdata->port_align, value, arg); in mtk_pconf_set_ies_smt()
149 offset = pctl->devdata->ies_offset; in mtk_pconf_set_ies_smt()
151 offset = pctl->devdata->smt_offset; in mtk_pconf_set_ies_smt()
176 return -EINVAL; in mtk_pconf_spec_set_ies_smt_range()
192 for (i = 0; i < pctl->devdata->n_pin_drv_grps; i++) { in mtk_find_pin_drv_grp_by_pin()
194 pctl->devdata->pin_drv_grp + i; in mtk_find_pin_drv_grp_by_pin()
195 if (pin == pin_drv->pin) in mtk_find_pin_drv_grp_by_pin()
210 if (pin >= pctl->devdata->npins) in mtk_pconf_set_driving()
211 return -EINVAL; in mtk_pconf_set_driving()
214 if (!pin_drv || pin_drv->grp > pctl->devdata->n_grp_cls) in mtk_pconf_set_driving()
215 return -EINVAL; in mtk_pconf_set_driving()
217 drv_grp = pctl->devdata->grp_desc + pin_drv->grp; in mtk_pconf_set_driving()
218 if (driving >= drv_grp->min_drv && driving <= drv_grp->max_drv in mtk_pconf_set_driving()
219 && !(driving % drv_grp->step)) { in mtk_pconf_set_driving()
220 val = driving / drv_grp->step - 1; in mtk_pconf_set_driving()
221 bits = drv_grp->high_bit - drv_grp->low_bit + 1; in mtk_pconf_set_driving()
222 mask = BIT(bits) - 1; in mtk_pconf_set_driving()
223 shift = pin_drv->bit + drv_grp->low_bit; in mtk_pconf_set_driving()
227 pin_drv->offset, mask, val); in mtk_pconf_set_driving()
230 return -EINVAL; in mtk_pconf_set_driving()
252 return -EINVAL; in mtk_pctrl_spec_pull_set_samereg()
255 reg_set = spec_pupd_pin->offset + align; in mtk_pctrl_spec_pull_set_samereg()
256 reg_rst = spec_pupd_pin->offset + (align << 1); in mtk_pctrl_spec_pull_set_samereg()
263 bit_pupd = BIT(spec_pupd_pin->pupd_bit); in mtk_pctrl_spec_pull_set_samereg()
266 bit_r0 = BIT(spec_pupd_pin->r0_bit); in mtk_pctrl_spec_pull_set_samereg()
267 bit_r1 = BIT(spec_pupd_pin->r1_bit); in mtk_pctrl_spec_pull_set_samereg()
287 return -EINVAL; in mtk_pctrl_spec_pull_set_samereg()
300 /* Some pins' pull setting are very different, in mtk_pconf_set_pull_select()
304 if (pctl->devdata->spec_pull_set) { in mtk_pconf_set_pull_select()
305 /* For special pins, bias-disable is set by R1R0, in mtk_pconf_set_pull_select()
309 ret = pctl->devdata->spec_pull_set(mtk_get_regmap(pctl, pin), in mtk_pconf_set_pull_select()
310 pin, pctl->devdata->port_align, isup, r1r0); in mtk_pconf_set_pull_select()
317 dev_err(pctl->dev, "invalid pull-up argument %d on pin %d .\n", in mtk_pconf_set_pull_select()
319 return -EINVAL; in mtk_pconf_set_pull_select()
325 pctl->devdata->pullen_offset, pctl); in mtk_pconf_set_pull_select()
328 pctl->devdata->pullen_offset, pctl); in mtk_pconf_set_pull_select()
332 pctl->devdata->pullsel_offset, pctl); in mtk_pconf_set_pull_select()
335 pctl->devdata->pullsel_offset, pctl); in mtk_pconf_set_pull_select()
364 mtk_gpio_set(pctl->chip, pin, arg); in mtk_pconf_parse_conf()
375 ret = -EINVAL; in mtk_pconf_parse_conf()
387 *config = pctl->groups[group].config; in mtk_pconf_group_get()
396 struct mtk_pinctrl_group *g = &pctl->groups[group]; in mtk_pconf_group_set()
400 ret = mtk_pconf_parse_conf(pctldev, g->pin, in mtk_pconf_group_set()
406 g->config = configs[i]; in mtk_pconf_group_set()
422 for (i = 0; i < pctl->ngroups; i++) { in mtk_pctrl_find_group_by_pin()
423 struct mtk_pinctrl_group *grp = pctl->groups + i; in mtk_pctrl_find_group_by_pin()
425 if (grp->pin == pin) in mtk_pctrl_find_group_by_pin()
435 const struct mtk_desc_pin *pin = pctl->devdata->pins + pin_num; in mtk_pctrl_find_function_by_pin()
436 const struct mtk_desc_function *func = pin->functions; in mtk_pctrl_find_function_by_pin()
438 while (func && func->name) { in mtk_pctrl_find_function_by_pin()
439 if (func->muxval == fnum) in mtk_pctrl_find_function_by_pin()
452 for (i = 0; i < pctl->devdata->npins; i++) { in mtk_pctrl_is_function_valid()
453 const struct mtk_desc_pin *pin = pctl->devdata->pins + i; in mtk_pctrl_is_function_valid()
455 if (pin->pin.number == pin_num) { in mtk_pctrl_is_function_valid()
457 pin->functions; in mtk_pctrl_is_function_valid()
459 while (func && func->name) { in mtk_pctrl_is_function_valid()
460 if (func->muxval == fnum) in mtk_pctrl_is_function_valid()
480 return -ENOSPC; in mtk_pctrl_dt_node_to_map_func()
483 (*map)[*num_maps].data.mux.group = grp->name; in mtk_pctrl_dt_node_to_map_func()
487 dev_err(pctl->dev, "invalid function %d on pin %d .\n", in mtk_pctrl_dt_node_to_map_func()
489 return -EINVAL; in mtk_pctrl_dt_node_to_map_func()
504 struct property *pins; in mtk_pctrl_dt_subnode_to_map() local
515 pins = of_find_property(node, "pinmux", NULL); in mtk_pctrl_dt_subnode_to_map()
516 if (!pins) { in mtk_pctrl_dt_subnode_to_map()
517 dev_err(pctl->dev, "missing pins property in node %s .\n", in mtk_pctrl_dt_subnode_to_map()
518 node->name); in mtk_pctrl_dt_subnode_to_map()
519 return -EINVAL; in mtk_pctrl_dt_subnode_to_map()
530 num_pins = pins->length / sizeof(u32); in mtk_pctrl_dt_subnode_to_map()
539 err = -EINVAL; in mtk_pctrl_dt_subnode_to_map()
559 if (pin >= pctl->devdata->npins || in mtk_pctrl_dt_subnode_to_map()
561 dev_err(pctl->dev, "invalid pins value.\n"); in mtk_pctrl_dt_subnode_to_map()
562 err = -EINVAL; in mtk_pctrl_dt_subnode_to_map()
568 dev_err(pctl->dev, "unable to match pin %d to group\n", in mtk_pctrl_dt_subnode_to_map()
570 err = -EINVAL; in mtk_pctrl_dt_subnode_to_map()
581 reserved_maps, num_maps, grp->name, in mtk_pctrl_dt_subnode_to_map()
625 return pctl->ngroups; in mtk_pctrl_get_groups_count()
633 return pctl->groups[group].name; in mtk_pctrl_get_group_name()
638 const unsigned **pins, in mtk_pctrl_get_group_pins() argument
643 *pins = (unsigned *)&pctl->groups[group].pin; in mtk_pctrl_get_group_pins()
675 *groups = pctl->grp_names; in mtk_pmx_get_func_groups()
676 *num_groups = pctl->ngroups; in mtk_pmx_get_func_groups()
687 unsigned int mask = (1L << GPIO_MODE_BITS) - 1; in mtk_pmx_set_mode()
690 if (pctl->devdata->spec_pinmux_set) in mtk_pmx_set_mode()
691 pctl->devdata->spec_pinmux_set(mtk_get_regmap(pctl, pin), in mtk_pmx_set_mode()
694 reg_addr = ((pin / MAX_GPIO_MODE_PER_REG) << pctl->devdata->port_shf) in mtk_pmx_set_mode()
695 + pctl->devdata->pinmux_offset; in mtk_pmx_set_mode()
711 for (i = 0; i < pctl->devdata->npins; i++) { in mtk_find_pin_by_eint_num()
712 pin = pctl->devdata->pins + i; in mtk_find_pin_by_eint_num()
713 if (pin->eint.eintnum == eint_num) in mtk_find_pin_by_eint_num()
727 struct mtk_pinctrl_group *g = pctl->groups + group; in mtk_pmx_set_mux()
729 ret = mtk_pctrl_is_function_valid(pctl, g->pin, function); in mtk_pmx_set_mux()
731 dev_err(pctl->dev, "invalid function %d on group %d .\n", in mtk_pmx_set_mux()
733 return -EINVAL; in mtk_pmx_set_mux()
736 desc = mtk_pctrl_find_function_by_pin(pctl, g->pin, function); in mtk_pmx_set_mux()
738 return -EINVAL; in mtk_pmx_set_mux()
739 mtk_pmx_set_mode(pctldev, g->pin, desc->muxval); in mtk_pmx_set_mux()
746 const struct mtk_desc_pin *pin = pctl->devdata->pins + offset; in mtk_pmx_find_gpio_mode()
747 const struct mtk_desc_function *func = pin->functions; in mtk_pmx_find_gpio_mode()
749 while (func && func->name) { in mtk_pmx_find_gpio_mode()
750 if (!strncmp(func->name, GPIO_MODE_PREFIX, in mtk_pmx_find_gpio_mode()
751 sizeof(GPIO_MODE_PREFIX)-1)) in mtk_pmx_find_gpio_mode()
752 return func->muxval; in mtk_pmx_find_gpio_mode()
755 return -EINVAL; in mtk_pmx_find_gpio_mode()
768 dev_err(pctl->dev, "invalid gpio pin %d.\n", offset); in mtk_pmx_gpio_request_enable()
769 return -EINVAL; in mtk_pmx_gpio_request_enable()
790 return pinctrl_gpio_direction_input(chip->base + offset); in mtk_gpio_direction_input()
797 return pinctrl_gpio_direction_output(chip->base + offset); in mtk_gpio_direction_output()
808 reg_addr = mtk_get_port(pctl, offset) + pctl->devdata->dir_offset; in mtk_gpio_get_direction()
811 if (pctl->devdata->spec_dir_set) in mtk_gpio_get_direction()
812 pctl->devdata->spec_dir_set(®_addr, offset); in mtk_gpio_get_direction()
814 regmap_read(pctl->regmap1, reg_addr, &read_val); in mtk_gpio_get_direction()
826 pctl->devdata->din_offset; in mtk_gpio_get()
829 regmap_read(pctl->regmap1, reg_addr, &read_val); in mtk_gpio_get()
839 pin = pctl->devdata->pins + offset; in mtk_gpio_to_irq()
840 if (pin->eint.eintnum == NO_EINT_SUPPORT) in mtk_gpio_to_irq()
841 return -EINVAL; in mtk_gpio_to_irq()
843 eint_n = pin->eint.eintnum; in mtk_gpio_to_irq()
845 return mtk_eint_find_irq(pctl->eint, eint_n); in mtk_gpio_to_irq()
857 return -ENOTSUPP; in mtk_gpio_set_config()
859 pin = pctl->devdata->pins + offset; in mtk_gpio_set_config()
860 if (pin->eint.eintnum == NO_EINT_SUPPORT) in mtk_gpio_set_config()
861 return -EINVAL; in mtk_gpio_set_config()
864 eint_n = pin->eint.eintnum; in mtk_gpio_set_config()
866 return mtk_eint_set_debounce(pctl->eint, eint_n, debounce); in mtk_gpio_set_config()
887 return mtk_eint_do_suspend(pctl->eint); in mtk_eint_suspend()
894 return mtk_eint_do_resume(pctl->eint); in mtk_eint_resume()
907 pctl->ngroups = pctl->devdata->npins; in mtk_pctrl_build_state()
910 pctl->groups = devm_kcalloc(&pdev->dev, pctl->ngroups, in mtk_pctrl_build_state()
911 sizeof(*pctl->groups), GFP_KERNEL); in mtk_pctrl_build_state()
912 if (!pctl->groups) in mtk_pctrl_build_state()
913 return -ENOMEM; in mtk_pctrl_build_state()
916 pctl->grp_names = devm_kcalloc(&pdev->dev, pctl->ngroups, in mtk_pctrl_build_state()
917 sizeof(*pctl->grp_names), GFP_KERNEL); in mtk_pctrl_build_state()
918 if (!pctl->grp_names) in mtk_pctrl_build_state()
919 return -ENOMEM; in mtk_pctrl_build_state()
921 for (i = 0; i < pctl->devdata->npins; i++) { in mtk_pctrl_build_state()
922 const struct mtk_desc_pin *pin = pctl->devdata->pins + i; in mtk_pctrl_build_state()
923 struct mtk_pinctrl_group *group = pctl->groups + i; in mtk_pctrl_build_state()
925 group->name = pin->pin.name; in mtk_pctrl_build_state()
926 group->pin = pin->pin.number; in mtk_pctrl_build_state()
928 pctl->grp_names[i] = pin->pin.name; in mtk_pctrl_build_state()
943 return -EINVAL; in mtk_xt_get_gpio_n()
945 *gpio_chip = pctl->chip; in mtk_xt_get_gpio_n()
946 *gpio_n = pin->pin.number; in mtk_xt_get_gpio_n()
958 return -EINVAL; in mtk_xt_get_gpio_state()
960 return mtk_gpio_get(pctl->chip, pin->pin.number); in mtk_xt_get_gpio_state()
970 return -EINVAL; in mtk_xt_set_gpio_as_eint()
973 mtk_pmx_set_mode(pctl->pctl_dev, pin->pin.number, pin->eint.eintmux); in mtk_xt_set_gpio_as_eint()
975 mtk_pmx_gpio_set_direction(pctl->pctl_dev, NULL, pin->pin.number, in mtk_xt_set_gpio_as_eint()
977 /* set input-enable */ in mtk_xt_set_gpio_as_eint()
978 mtk_pconf_set_ies_smt(pctl, pin->pin.number, 1, in mtk_xt_set_gpio_as_eint()
992 struct device_node *np = pdev->dev.of_node; in mtk_eint_init()
995 if (!of_property_read_bool(np, "interrupt-controller")) in mtk_eint_init()
996 return -ENODEV; in mtk_eint_init()
998 pctl->eint = devm_kzalloc(pctl->dev, sizeof(*pctl->eint), GFP_KERNEL); in mtk_eint_init()
999 if (!pctl->eint) in mtk_eint_init()
1000 return -ENOMEM; in mtk_eint_init()
1003 pctl->eint->base = devm_ioremap_resource(&pdev->dev, res); in mtk_eint_init()
1004 if (IS_ERR(pctl->eint->base)) in mtk_eint_init()
1005 return PTR_ERR(pctl->eint->base); in mtk_eint_init()
1007 pctl->eint->irq = irq_of_parse_and_map(np, 0); in mtk_eint_init()
1008 if (!pctl->eint->irq) in mtk_eint_init()
1009 return -EINVAL; in mtk_eint_init()
1011 pctl->eint->dev = &pdev->dev; in mtk_eint_init()
1013 * If pctl->eint->regs == NULL, it would fall back into using a generic in mtk_eint_init()
1016 pctl->eint->regs = pctl->devdata->eint_regs; in mtk_eint_init()
1017 pctl->eint->hw = &pctl->devdata->eint_hw; in mtk_eint_init()
1018 pctl->eint->pctl = pctl; in mtk_eint_init()
1019 pctl->eint->gpio_xlate = &mtk_eint_xt; in mtk_eint_init()
1021 return mtk_eint_do_init(pctl->eint); in mtk_eint_init()
1028 struct pinctrl_pin_desc *pins; in mtk_pctrl_init() local
1030 struct device_node *np = pdev->dev.of_node, *node; in mtk_pctrl_init()
1034 pctl = devm_kzalloc(&pdev->dev, sizeof(*pctl), GFP_KERNEL); in mtk_pctrl_init()
1036 return -ENOMEM; in mtk_pctrl_init()
1040 prop = of_find_property(np, "pins-are-numbered", NULL); in mtk_pctrl_init()
1042 dev_err(&pdev->dev, "only support pins-are-numbered format\n"); in mtk_pctrl_init()
1043 return -EINVAL; in mtk_pctrl_init()
1046 node = of_parse_phandle(np, "mediatek,pctl-regmap", 0); in mtk_pctrl_init()
1048 pctl->regmap1 = syscon_node_to_regmap(node); in mtk_pctrl_init()
1049 if (IS_ERR(pctl->regmap1)) in mtk_pctrl_init()
1050 return PTR_ERR(pctl->regmap1); in mtk_pctrl_init()
1052 pctl->regmap1 = regmap; in mtk_pctrl_init()
1054 dev_err(&pdev->dev, "Pinctrl node has not register regmap.\n"); in mtk_pctrl_init()
1055 return -EINVAL; in mtk_pctrl_init()
1059 node = of_parse_phandle(np, "mediatek,pctl-regmap", 1); in mtk_pctrl_init()
1061 pctl->regmap2 = syscon_node_to_regmap(node); in mtk_pctrl_init()
1062 if (IS_ERR(pctl->regmap2)) in mtk_pctrl_init()
1063 return PTR_ERR(pctl->regmap2); in mtk_pctrl_init()
1066 pctl->devdata = data; in mtk_pctrl_init()
1069 dev_err(&pdev->dev, "build state failed: %d\n", ret); in mtk_pctrl_init()
1070 return -EINVAL; in mtk_pctrl_init()
1073 pins = devm_kcalloc(&pdev->dev, pctl->devdata->npins, sizeof(*pins), in mtk_pctrl_init()
1075 if (!pins) in mtk_pctrl_init()
1076 return -ENOMEM; in mtk_pctrl_init()
1078 for (i = 0; i < pctl->devdata->npins; i++) in mtk_pctrl_init()
1079 pins[i] = pctl->devdata->pins[i].pin; in mtk_pctrl_init()
1081 pctl->pctl_desc.name = dev_name(&pdev->dev); in mtk_pctrl_init()
1082 pctl->pctl_desc.owner = THIS_MODULE; in mtk_pctrl_init()
1083 pctl->pctl_desc.pins = pins; in mtk_pctrl_init()
1084 pctl->pctl_desc.npins = pctl->devdata->npins; in mtk_pctrl_init()
1085 pctl->pctl_desc.confops = &mtk_pconf_ops; in mtk_pctrl_init()
1086 pctl->pctl_desc.pctlops = &mtk_pctrl_ops; in mtk_pctrl_init()
1087 pctl->pctl_desc.pmxops = &mtk_pmx_ops; in mtk_pctrl_init()
1088 pctl->dev = &pdev->dev; in mtk_pctrl_init()
1090 pctl->pctl_dev = devm_pinctrl_register(&pdev->dev, &pctl->pctl_desc, in mtk_pctrl_init()
1092 if (IS_ERR(pctl->pctl_dev)) { in mtk_pctrl_init()
1093 dev_err(&pdev->dev, "couldn't register pinctrl driver\n"); in mtk_pctrl_init()
1094 return PTR_ERR(pctl->pctl_dev); in mtk_pctrl_init()
1097 pctl->chip = devm_kzalloc(&pdev->dev, sizeof(*pctl->chip), GFP_KERNEL); in mtk_pctrl_init()
1098 if (!pctl->chip) in mtk_pctrl_init()
1099 return -ENOMEM; in mtk_pctrl_init()
1101 *pctl->chip = mtk_gpio_chip; in mtk_pctrl_init()
1102 pctl->chip->ngpio = pctl->devdata->npins; in mtk_pctrl_init()
1103 pctl->chip->label = dev_name(&pdev->dev); in mtk_pctrl_init()
1104 pctl->chip->parent = &pdev->dev; in mtk_pctrl_init()
1105 pctl->chip->base = -1; in mtk_pctrl_init()
1107 ret = gpiochip_add_data(pctl->chip, pctl); in mtk_pctrl_init()
1109 return -EINVAL; in mtk_pctrl_init()
1112 ret = gpiochip_add_pin_range(pctl->chip, dev_name(&pdev->dev), in mtk_pctrl_init()
1113 0, 0, pctl->devdata->npins); in mtk_pctrl_init()
1115 ret = -EINVAL; in mtk_pctrl_init()
1126 gpiochip_remove(pctl->chip); in mtk_pctrl_init()