linux/drivers/pinctrl/mediatek/pinctrl-mt8516.c
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   1// SPDX-License-Identifier: GPL-2.0
   2/*
   3 * Copyright (c) 2019 MediaTek Inc.
   4 * Author: Min.Guo <min.guo@mediatek.com>
   5 */
   6
   7#include <dt-bindings/pinctrl/mt65xx.h>
   8#include <linux/of.h>
   9#include <linux/of_device.h>
  10#include <linux/module.h>
  11#include <linux/pinctrl/pinctrl.h>
  12#include <linux/platform_device.h>
  13#include <linux/regmap.h>
  14
  15#include "pinctrl-mtk-common.h"
  16#include "pinctrl-mtk-mt8516.h"
  17
  18static const struct mtk_drv_group_desc mt8516_drv_grp[] = {
  19        /* 0E4E8SR 4/8/12/16 */
  20        MTK_DRV_GRP(4, 16, 1, 2, 4),
  21        /* 0E2E4SR  2/4/6/8 */
  22        MTK_DRV_GRP(2, 8, 1, 2, 2),
  23        /* E8E4E2  2/4/6/8/10/12/14/16 */
  24        MTK_DRV_GRP(2, 16, 0, 2, 2)
  25};
  26
  27static const struct mtk_pin_drv_grp mt8516_pin_drv[] = {
  28        MTK_PIN_DRV_GRP(0, 0xd00, 0, 0),
  29        MTK_PIN_DRV_GRP(1, 0xd00, 0, 0),
  30        MTK_PIN_DRV_GRP(2, 0xd00, 0, 0),
  31        MTK_PIN_DRV_GRP(3, 0xd00, 0, 0),
  32        MTK_PIN_DRV_GRP(4, 0xd00, 0, 0),
  33
  34        MTK_PIN_DRV_GRP(5, 0xd00, 4, 0),
  35        MTK_PIN_DRV_GRP(6, 0xd00, 4, 0),
  36        MTK_PIN_DRV_GRP(7, 0xd00, 4, 0),
  37        MTK_PIN_DRV_GRP(8, 0xd00, 4, 0),
  38        MTK_PIN_DRV_GRP(9, 0xd00, 4, 0),
  39        MTK_PIN_DRV_GRP(10, 0xd00, 4, 0),
  40
  41        MTK_PIN_DRV_GRP(11, 0xd00, 8, 0),
  42        MTK_PIN_DRV_GRP(12, 0xd00, 8, 0),
  43        MTK_PIN_DRV_GRP(13, 0xd00, 8, 0),
  44
  45        MTK_PIN_DRV_GRP(14, 0xd00, 12, 2),
  46        MTK_PIN_DRV_GRP(15, 0xd00, 12, 2),
  47        MTK_PIN_DRV_GRP(16, 0xd00, 12, 2),
  48        MTK_PIN_DRV_GRP(17, 0xd00, 12, 2),
  49
  50        MTK_PIN_DRV_GRP(18, 0xd10, 0, 0),
  51        MTK_PIN_DRV_GRP(19, 0xd10, 0, 0),
  52        MTK_PIN_DRV_GRP(20, 0xd10, 0, 0),
  53
  54        MTK_PIN_DRV_GRP(21, 0xd00, 12, 2),
  55        MTK_PIN_DRV_GRP(22, 0xd00, 12, 2),
  56        MTK_PIN_DRV_GRP(23, 0xd00, 12, 2),
  57
  58        MTK_PIN_DRV_GRP(24, 0xd00, 8, 0),
  59        MTK_PIN_DRV_GRP(25, 0xd00, 8, 0),
  60
  61        MTK_PIN_DRV_GRP(26, 0xd10, 4, 1),
  62        MTK_PIN_DRV_GRP(27, 0xd10, 4, 1),
  63        MTK_PIN_DRV_GRP(28, 0xd10, 4, 1),
  64        MTK_PIN_DRV_GRP(29, 0xd10, 4, 1),
  65        MTK_PIN_DRV_GRP(30, 0xd10, 4, 1),
  66
  67        MTK_PIN_DRV_GRP(31, 0xd10, 8, 1),
  68        MTK_PIN_DRV_GRP(32, 0xd10, 8, 1),
  69        MTK_PIN_DRV_GRP(33, 0xd10, 8, 1),
  70
  71        MTK_PIN_DRV_GRP(34, 0xd10, 12, 0),
  72        MTK_PIN_DRV_GRP(35, 0xd10, 12, 0),
  73
  74        MTK_PIN_DRV_GRP(36, 0xd20, 0, 0),
  75        MTK_PIN_DRV_GRP(37, 0xd20, 0, 0),
  76        MTK_PIN_DRV_GRP(38, 0xd20, 0, 0),
  77        MTK_PIN_DRV_GRP(39, 0xd20, 0, 0),
  78
  79        MTK_PIN_DRV_GRP(40, 0xd20, 4, 1),
  80
  81        MTK_PIN_DRV_GRP(41, 0xd20, 8, 1),
  82        MTK_PIN_DRV_GRP(42, 0xd20, 8, 1),
  83        MTK_PIN_DRV_GRP(43, 0xd20, 8, 1),
  84
  85        MTK_PIN_DRV_GRP(44, 0xd20, 12, 1),
  86        MTK_PIN_DRV_GRP(45, 0xd20, 12, 1),
  87        MTK_PIN_DRV_GRP(46, 0xd20, 12, 1),
  88        MTK_PIN_DRV_GRP(47, 0xd20, 12, 1),
  89
  90        MTK_PIN_DRV_GRP(48, 0xd30, 0, 1),
  91        MTK_PIN_DRV_GRP(49, 0xd30, 0, 1),
  92        MTK_PIN_DRV_GRP(50, 0xd30, 0, 1),
  93        MTK_PIN_DRV_GRP(51, 0xd30, 0, 1),
  94
  95        MTK_PIN_DRV_GRP(54, 0xd30, 8, 1),
  96
  97        MTK_PIN_DRV_GRP(55, 0xd30, 12, 1),
  98        MTK_PIN_DRV_GRP(56, 0xd30, 12, 1),
  99        MTK_PIN_DRV_GRP(57, 0xd30, 12, 1),
 100
 101        MTK_PIN_DRV_GRP(62, 0xd40, 8, 1),
 102        MTK_PIN_DRV_GRP(63, 0xd40, 8, 1),
 103        MTK_PIN_DRV_GRP(64, 0xd40, 8, 1),
 104        MTK_PIN_DRV_GRP(65, 0xd40, 8, 1),
 105        MTK_PIN_DRV_GRP(66, 0xd40, 8, 1),
 106        MTK_PIN_DRV_GRP(67, 0xd40, 8, 1),
 107
 108        MTK_PIN_DRV_GRP(68, 0xd40, 12, 2),
 109
 110        MTK_PIN_DRV_GRP(69, 0xd50, 0, 2),
 111
 112        MTK_PIN_DRV_GRP(70, 0xd50, 4, 2),
 113        MTK_PIN_DRV_GRP(71, 0xd50, 4, 2),
 114        MTK_PIN_DRV_GRP(72, 0xd50, 4, 2),
 115        MTK_PIN_DRV_GRP(73, 0xd50, 4, 2),
 116
 117        MTK_PIN_DRV_GRP(100, 0xd50, 8, 1),
 118        MTK_PIN_DRV_GRP(101, 0xd50, 8, 1),
 119        MTK_PIN_DRV_GRP(102, 0xd50, 8, 1),
 120        MTK_PIN_DRV_GRP(103, 0xd50, 8, 1),
 121
 122        MTK_PIN_DRV_GRP(104, 0xd50, 12, 2),
 123
 124        MTK_PIN_DRV_GRP(105, 0xd60, 0, 2),
 125
 126        MTK_PIN_DRV_GRP(106, 0xd60, 4, 2),
 127        MTK_PIN_DRV_GRP(107, 0xd60, 4, 2),
 128        MTK_PIN_DRV_GRP(108, 0xd60, 4, 2),
 129        MTK_PIN_DRV_GRP(109, 0xd60, 4, 2),
 130
 131        MTK_PIN_DRV_GRP(110, 0xd70, 0, 2),
 132        MTK_PIN_DRV_GRP(111, 0xd70, 0, 2),
 133        MTK_PIN_DRV_GRP(112, 0xd70, 0, 2),
 134        MTK_PIN_DRV_GRP(113, 0xd70, 0, 2),
 135
 136        MTK_PIN_DRV_GRP(114, 0xd70, 4, 2),
 137
 138        MTK_PIN_DRV_GRP(115, 0xd60, 12, 2),
 139
 140        MTK_PIN_DRV_GRP(116, 0xd60, 8, 2),
 141
 142        MTK_PIN_DRV_GRP(117, 0xd70, 0, 2),
 143        MTK_PIN_DRV_GRP(118, 0xd70, 0, 2),
 144        MTK_PIN_DRV_GRP(119, 0xd70, 0, 2),
 145        MTK_PIN_DRV_GRP(120, 0xd70, 0, 2),
 146};
 147
 148static const struct mtk_pin_spec_pupd_set_samereg mt8516_spec_pupd[] = {
 149        MTK_PIN_PUPD_SPEC_SR(14, 0xe50, 14, 13, 12),
 150        MTK_PIN_PUPD_SPEC_SR(15, 0xe60, 2, 1, 0),
 151        MTK_PIN_PUPD_SPEC_SR(16, 0xe60, 6, 5, 4),
 152        MTK_PIN_PUPD_SPEC_SR(17, 0xe60, 10, 9, 8),
 153
 154        MTK_PIN_PUPD_SPEC_SR(21, 0xe60, 14, 13, 12),
 155        MTK_PIN_PUPD_SPEC_SR(22, 0xe70, 2, 1, 0),
 156        MTK_PIN_PUPD_SPEC_SR(23, 0xe70, 6, 5, 4),
 157
 158        MTK_PIN_PUPD_SPEC_SR(40, 0xe80, 2, 1, 0),
 159        MTK_PIN_PUPD_SPEC_SR(41, 0xe80, 6, 5, 4),
 160        MTK_PIN_PUPD_SPEC_SR(42, 0xe90, 2, 1, 0),
 161        MTK_PIN_PUPD_SPEC_SR(43, 0xe90, 6, 5, 4),
 162
 163        MTK_PIN_PUPD_SPEC_SR(68, 0xe50, 10, 9, 8),
 164        MTK_PIN_PUPD_SPEC_SR(69, 0xe50, 6, 5, 4),
 165        MTK_PIN_PUPD_SPEC_SR(70, 0xe40, 6, 5, 4),
 166        MTK_PIN_PUPD_SPEC_SR(71, 0xe40, 10, 9, 8),
 167        MTK_PIN_PUPD_SPEC_SR(72, 0xe40, 14, 13, 12),
 168        MTK_PIN_PUPD_SPEC_SR(73, 0xe50, 2, 1, 0),
 169
 170        MTK_PIN_PUPD_SPEC_SR(104, 0xe40, 2, 1, 0),
 171        MTK_PIN_PUPD_SPEC_SR(105, 0xe30, 14, 13, 12),
 172        MTK_PIN_PUPD_SPEC_SR(106, 0xe20, 14, 13, 12),
 173        MTK_PIN_PUPD_SPEC_SR(107, 0xe30, 2, 1, 0),
 174        MTK_PIN_PUPD_SPEC_SR(108, 0xe30, 6, 5, 4),
 175        MTK_PIN_PUPD_SPEC_SR(109, 0xe30, 10, 9, 8),
 176        MTK_PIN_PUPD_SPEC_SR(110, 0xe10, 14, 13, 12),
 177        MTK_PIN_PUPD_SPEC_SR(111, 0xe10, 10, 9, 8),
 178        MTK_PIN_PUPD_SPEC_SR(112, 0xe10, 6, 5, 4),
 179        MTK_PIN_PUPD_SPEC_SR(113, 0xe10, 2, 1, 0),
 180        MTK_PIN_PUPD_SPEC_SR(114, 0xe20, 10, 9, 8),
 181        MTK_PIN_PUPD_SPEC_SR(115, 0xe20, 2, 1, 0),
 182        MTK_PIN_PUPD_SPEC_SR(116, 0xe20, 6, 5, 4),
 183        MTK_PIN_PUPD_SPEC_SR(117, 0xe00, 14, 13, 12),
 184        MTK_PIN_PUPD_SPEC_SR(118, 0xe00, 10, 9, 8),
 185        MTK_PIN_PUPD_SPEC_SR(119, 0xe00, 6, 5, 4),
 186        MTK_PIN_PUPD_SPEC_SR(120, 0xe00, 2, 1, 0),
 187};
 188
 189static int mt8516_spec_pull_set(struct regmap *regmap, unsigned int pin,
 190                        unsigned char align, bool isup, unsigned int r1r0)
 191{
 192        return mtk_pctrl_spec_pull_set_samereg(regmap, mt8516_spec_pupd,
 193                ARRAY_SIZE(mt8516_spec_pupd), pin, align, isup, r1r0);
 194}
 195
 196static const struct mtk_pin_ies_smt_set mt8516_ies_set[] = {
 197        MTK_PIN_IES_SMT_SPEC(0, 6, 0x900, 2),
 198        MTK_PIN_IES_SMT_SPEC(7, 10, 0x900, 3),
 199        MTK_PIN_IES_SMT_SPEC(11, 13, 0x900, 12),
 200        MTK_PIN_IES_SMT_SPEC(14, 17, 0x900, 13),
 201        MTK_PIN_IES_SMT_SPEC(18, 20, 0x910, 10),
 202        MTK_PIN_IES_SMT_SPEC(21, 23, 0x900, 13),
 203        MTK_PIN_IES_SMT_SPEC(24, 25, 0x900, 12),
 204        MTK_PIN_IES_SMT_SPEC(26, 30, 0x900, 0),
 205        MTK_PIN_IES_SMT_SPEC(31, 33, 0x900, 1),
 206        MTK_PIN_IES_SMT_SPEC(34, 39, 0x900, 2),
 207        MTK_PIN_IES_SMT_SPEC(40, 40, 0x910, 11),
 208        MTK_PIN_IES_SMT_SPEC(41, 43, 0x900, 10),
 209        MTK_PIN_IES_SMT_SPEC(44, 47, 0x900, 11),
 210        MTK_PIN_IES_SMT_SPEC(48, 51, 0x900, 14),
 211        MTK_PIN_IES_SMT_SPEC(52, 53, 0x910, 0),
 212        MTK_PIN_IES_SMT_SPEC(54, 54, 0x910, 2),
 213        MTK_PIN_IES_SMT_SPEC(55, 57, 0x910, 4),
 214        MTK_PIN_IES_SMT_SPEC(58, 59, 0x900, 15),
 215        MTK_PIN_IES_SMT_SPEC(60, 61, 0x910, 1),
 216        MTK_PIN_IES_SMT_SPEC(62, 65, 0x910, 5),
 217        MTK_PIN_IES_SMT_SPEC(66, 67, 0x910, 6),
 218        MTK_PIN_IES_SMT_SPEC(68, 68, 0x930, 2),
 219        MTK_PIN_IES_SMT_SPEC(69, 69, 0x930, 1),
 220        MTK_PIN_IES_SMT_SPEC(70, 70, 0x930, 6),
 221        MTK_PIN_IES_SMT_SPEC(71, 71, 0x930, 5),
 222        MTK_PIN_IES_SMT_SPEC(72, 72, 0x930, 4),
 223        MTK_PIN_IES_SMT_SPEC(73, 73, 0x930, 3),
 224        MTK_PIN_IES_SMT_SPEC(100, 103, 0x910, 7),
 225        MTK_PIN_IES_SMT_SPEC(104, 104, 0x920, 12),
 226        MTK_PIN_IES_SMT_SPEC(105, 105, 0x920, 11),
 227        MTK_PIN_IES_SMT_SPEC(106, 106, 0x930, 0),
 228        MTK_PIN_IES_SMT_SPEC(107, 107, 0x920, 15),
 229        MTK_PIN_IES_SMT_SPEC(108, 108, 0x920, 14),
 230        MTK_PIN_IES_SMT_SPEC(109, 109, 0x920, 13),
 231        MTK_PIN_IES_SMT_SPEC(110, 110, 0x920, 9),
 232        MTK_PIN_IES_SMT_SPEC(111, 111, 0x920, 8),
 233        MTK_PIN_IES_SMT_SPEC(112, 112, 0x920, 7),
 234        MTK_PIN_IES_SMT_SPEC(113, 113, 0x920, 6),
 235        MTK_PIN_IES_SMT_SPEC(114, 114, 0x920, 10),
 236        MTK_PIN_IES_SMT_SPEC(115, 115, 0x920, 1),
 237        MTK_PIN_IES_SMT_SPEC(116, 116, 0x920, 0),
 238        MTK_PIN_IES_SMT_SPEC(117, 117, 0x920, 5),
 239        MTK_PIN_IES_SMT_SPEC(118, 118, 0x920, 4),
 240        MTK_PIN_IES_SMT_SPEC(119, 119, 0x920, 3),
 241        MTK_PIN_IES_SMT_SPEC(120, 120, 0x920, 2),
 242        MTK_PIN_IES_SMT_SPEC(121, 124, 0x910, 9),
 243};
 244
 245static const struct mtk_pin_ies_smt_set mt8516_smt_set[] = {
 246        MTK_PIN_IES_SMT_SPEC(0, 6, 0xA00, 2),
 247        MTK_PIN_IES_SMT_SPEC(7, 10, 0xA00, 3),
 248        MTK_PIN_IES_SMT_SPEC(11, 13, 0xA00, 12),
 249        MTK_PIN_IES_SMT_SPEC(14, 17, 0xA00, 13),
 250        MTK_PIN_IES_SMT_SPEC(18, 20, 0xA10, 10),
 251        MTK_PIN_IES_SMT_SPEC(21, 23, 0xA00, 13),
 252        MTK_PIN_IES_SMT_SPEC(24, 25, 0xA00, 12),
 253        MTK_PIN_IES_SMT_SPEC(26, 30, 0xA00, 0),
 254        MTK_PIN_IES_SMT_SPEC(31, 33, 0xA00, 1),
 255        MTK_PIN_IES_SMT_SPEC(34, 39, 0xA900, 2),
 256        MTK_PIN_IES_SMT_SPEC(40, 40, 0xA10, 11),
 257        MTK_PIN_IES_SMT_SPEC(41, 43, 0xA00, 10),
 258        MTK_PIN_IES_SMT_SPEC(44, 47, 0xA00, 11),
 259        MTK_PIN_IES_SMT_SPEC(48, 51, 0xA00, 14),
 260        MTK_PIN_IES_SMT_SPEC(52, 53, 0xA10, 0),
 261        MTK_PIN_IES_SMT_SPEC(54, 54, 0xA10, 2),
 262        MTK_PIN_IES_SMT_SPEC(55, 57, 0xA10, 4),
 263        MTK_PIN_IES_SMT_SPEC(58, 59, 0xA00, 15),
 264        MTK_PIN_IES_SMT_SPEC(60, 61, 0xA10, 1),
 265        MTK_PIN_IES_SMT_SPEC(62, 65, 0xA10, 5),
 266        MTK_PIN_IES_SMT_SPEC(66, 67, 0xA10, 6),
 267        MTK_PIN_IES_SMT_SPEC(68, 68, 0xA30, 2),
 268        MTK_PIN_IES_SMT_SPEC(69, 69, 0xA30, 1),
 269        MTK_PIN_IES_SMT_SPEC(70, 70, 0xA30, 3),
 270        MTK_PIN_IES_SMT_SPEC(71, 71, 0xA30, 4),
 271        MTK_PIN_IES_SMT_SPEC(72, 72, 0xA30, 5),
 272        MTK_PIN_IES_SMT_SPEC(73, 73, 0xA30, 6),
 273
 274        MTK_PIN_IES_SMT_SPEC(100, 103, 0xA10, 7),
 275        MTK_PIN_IES_SMT_SPEC(104, 104, 0xA20, 12),
 276        MTK_PIN_IES_SMT_SPEC(105, 105, 0xA20, 11),
 277        MTK_PIN_IES_SMT_SPEC(106, 106, 0xA30, 13),
 278        MTK_PIN_IES_SMT_SPEC(107, 107, 0xA20, 14),
 279        MTK_PIN_IES_SMT_SPEC(108, 108, 0xA20, 15),
 280        MTK_PIN_IES_SMT_SPEC(109, 109, 0xA30, 0),
 281        MTK_PIN_IES_SMT_SPEC(110, 110, 0xA20, 9),
 282        MTK_PIN_IES_SMT_SPEC(111, 111, 0xA20, 8),
 283        MTK_PIN_IES_SMT_SPEC(112, 112, 0xA20, 7),
 284        MTK_PIN_IES_SMT_SPEC(113, 113, 0xA20, 6),
 285        MTK_PIN_IES_SMT_SPEC(114, 114, 0xA20, 10),
 286        MTK_PIN_IES_SMT_SPEC(115, 115, 0xA20, 1),
 287        MTK_PIN_IES_SMT_SPEC(116, 116, 0xA20, 0),
 288        MTK_PIN_IES_SMT_SPEC(117, 117, 0xA20, 5),
 289        MTK_PIN_IES_SMT_SPEC(118, 118, 0xA20, 4),
 290        MTK_PIN_IES_SMT_SPEC(119, 119, 0xA20, 3),
 291        MTK_PIN_IES_SMT_SPEC(120, 120, 0xA20, 2),
 292        MTK_PIN_IES_SMT_SPEC(121, 124, 0xA10, 9),
 293};
 294
 295static int mt8516_ies_smt_set(struct regmap *regmap, unsigned int pin,
 296                unsigned char align, int value, enum pin_config_param arg)
 297{
 298        if (arg == PIN_CONFIG_INPUT_ENABLE)
 299                return mtk_pconf_spec_set_ies_smt_range(regmap, mt8516_ies_set,
 300                        ARRAY_SIZE(mt8516_ies_set), pin, align, value);
 301        else if (arg == PIN_CONFIG_INPUT_SCHMITT_ENABLE)
 302                return mtk_pconf_spec_set_ies_smt_range(regmap, mt8516_smt_set,
 303                        ARRAY_SIZE(mt8516_smt_set), pin, align, value);
 304        return -EINVAL;
 305}
 306
 307static const struct mtk_pinctrl_devdata mt8516_pinctrl_data = {
 308        .pins = mtk_pins_mt8516,
 309        .npins = ARRAY_SIZE(mtk_pins_mt8516),
 310        .grp_desc = mt8516_drv_grp,
 311        .n_grp_cls = ARRAY_SIZE(mt8516_drv_grp),
 312        .pin_drv_grp = mt8516_pin_drv,
 313        .n_pin_drv_grps = ARRAY_SIZE(mt8516_pin_drv),
 314        .spec_pull_set = mt8516_spec_pull_set,
 315        .spec_ies_smt_set = mt8516_ies_smt_set,
 316        .dir_offset = 0x0000,
 317        .pullen_offset = 0x0500,
 318        .pullsel_offset = 0x0600,
 319        .dout_offset = 0x0100,
 320        .din_offset = 0x0200,
 321        .pinmux_offset = 0x0300,
 322        .type1_start = 125,
 323        .type1_end = 125,
 324        .port_shf = 4,
 325        .port_mask = 0xf,
 326        .port_align = 4,
 327        .mode_mask = 0xf,
 328        .mode_per_reg = 5,
 329        .mode_shf = 4,
 330        .eint_hw = {
 331                .port_mask = 7,
 332                .ports     = 6,
 333                .ap_num    = 169,
 334                .db_cnt    = 64,
 335        },
 336};
 337
 338static int mt8516_pinctrl_probe(struct platform_device *pdev)
 339{
 340        return mtk_pctrl_init(pdev, &mt8516_pinctrl_data, NULL);
 341}
 342
 343static const struct of_device_id mt8516_pctrl_match[] = {
 344        {
 345                .compatible = "mediatek,mt8516-pinctrl",
 346        },
 347        {}
 348};
 349
 350MODULE_DEVICE_TABLE(of, mt8516_pctrl_match);
 351
 352static struct platform_driver mtk_pinctrl_driver = {
 353        .probe = mt8516_pinctrl_probe,
 354        .driver = {
 355                .name = "mediatek-mt8516-pinctrl",
 356                .of_match_table = mt8516_pctrl_match,
 357                .pm = &mtk_eint_pm_ops,
 358        },
 359};
 360
 361static int __init mtk_pinctrl_init(void)
 362{
 363        return platform_driver_register(&mtk_pinctrl_driver);
 364}
 365arch_initcall(mtk_pinctrl_init);
 366