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/module.h>
10 #include <linux/pinctrl/pinctrl.h>
11 #include <linux/platform_device.h>
12 #include <linux/regmap.h>
13 
14 #include "pinctrl-mtk-common.h"
15 #include "pinctrl-mtk-mt8516.h"
16 
17 static const struct mtk_drv_group_desc mt8516_drv_grp[] = {
18 	/* 0E4E8SR 4/8/12/16 */
19 	MTK_DRV_GRP(4, 16, 1, 2, 4),
20 	/* 0E2E4SR  2/4/6/8 */
21 	MTK_DRV_GRP(2, 8, 1, 2, 2),
22 	/* E8E4E2  2/4/6/8/10/12/14/16 */
23 	MTK_DRV_GRP(2, 16, 0, 2, 2)
24 };
25 
26 static const struct mtk_pin_drv_grp mt8516_pin_drv[] = {
27 	MTK_PIN_DRV_GRP(0, 0xd00, 0, 0),
28 	MTK_PIN_DRV_GRP(1, 0xd00, 0, 0),
29 	MTK_PIN_DRV_GRP(2, 0xd00, 0, 0),
30 	MTK_PIN_DRV_GRP(3, 0xd00, 0, 0),
31 	MTK_PIN_DRV_GRP(4, 0xd00, 0, 0),
32 
33 	MTK_PIN_DRV_GRP(5, 0xd00, 4, 0),
34 	MTK_PIN_DRV_GRP(6, 0xd00, 4, 0),
35 	MTK_PIN_DRV_GRP(7, 0xd00, 4, 0),
36 	MTK_PIN_DRV_GRP(8, 0xd00, 4, 0),
37 	MTK_PIN_DRV_GRP(9, 0xd00, 4, 0),
38 	MTK_PIN_DRV_GRP(10, 0xd00, 4, 0),
39 
40 	MTK_PIN_DRV_GRP(11, 0xd00, 8, 0),
41 	MTK_PIN_DRV_GRP(12, 0xd00, 8, 0),
42 	MTK_PIN_DRV_GRP(13, 0xd00, 8, 0),
43 
44 	MTK_PIN_DRV_GRP(14, 0xd00, 12, 2),
45 	MTK_PIN_DRV_GRP(15, 0xd00, 12, 2),
46 	MTK_PIN_DRV_GRP(16, 0xd00, 12, 2),
47 	MTK_PIN_DRV_GRP(17, 0xd00, 12, 2),
48 
49 	MTK_PIN_DRV_GRP(18, 0xd10, 0, 0),
50 	MTK_PIN_DRV_GRP(19, 0xd10, 0, 0),
51 	MTK_PIN_DRV_GRP(20, 0xd10, 0, 0),
52 
53 	MTK_PIN_DRV_GRP(21, 0xd00, 12, 2),
54 	MTK_PIN_DRV_GRP(22, 0xd00, 12, 2),
55 	MTK_PIN_DRV_GRP(23, 0xd00, 12, 2),
56 
57 	MTK_PIN_DRV_GRP(24, 0xd00, 8, 0),
58 	MTK_PIN_DRV_GRP(25, 0xd00, 8, 0),
59 
60 	MTK_PIN_DRV_GRP(26, 0xd10, 4, 1),
61 	MTK_PIN_DRV_GRP(27, 0xd10, 4, 1),
62 	MTK_PIN_DRV_GRP(28, 0xd10, 4, 1),
63 	MTK_PIN_DRV_GRP(29, 0xd10, 4, 1),
64 	MTK_PIN_DRV_GRP(30, 0xd10, 4, 1),
65 
66 	MTK_PIN_DRV_GRP(31, 0xd10, 8, 1),
67 	MTK_PIN_DRV_GRP(32, 0xd10, 8, 1),
68 	MTK_PIN_DRV_GRP(33, 0xd10, 8, 1),
69 
70 	MTK_PIN_DRV_GRP(34, 0xd10, 12, 0),
71 	MTK_PIN_DRV_GRP(35, 0xd10, 12, 0),
72 
73 	MTK_PIN_DRV_GRP(36, 0xd20, 0, 0),
74 	MTK_PIN_DRV_GRP(37, 0xd20, 0, 0),
75 	MTK_PIN_DRV_GRP(38, 0xd20, 0, 0),
76 	MTK_PIN_DRV_GRP(39, 0xd20, 0, 0),
77 
78 	MTK_PIN_DRV_GRP(40, 0xd20, 4, 1),
79 
80 	MTK_PIN_DRV_GRP(41, 0xd20, 8, 1),
81 	MTK_PIN_DRV_GRP(42, 0xd20, 8, 1),
82 	MTK_PIN_DRV_GRP(43, 0xd20, 8, 1),
83 
84 	MTK_PIN_DRV_GRP(44, 0xd20, 12, 1),
85 	MTK_PIN_DRV_GRP(45, 0xd20, 12, 1),
86 	MTK_PIN_DRV_GRP(46, 0xd20, 12, 1),
87 	MTK_PIN_DRV_GRP(47, 0xd20, 12, 1),
88 
89 	MTK_PIN_DRV_GRP(48, 0xd30, 0, 1),
90 	MTK_PIN_DRV_GRP(49, 0xd30, 0, 1),
91 	MTK_PIN_DRV_GRP(50, 0xd30, 0, 1),
92 	MTK_PIN_DRV_GRP(51, 0xd30, 0, 1),
93 
94 	MTK_PIN_DRV_GRP(54, 0xd30, 8, 1),
95 
96 	MTK_PIN_DRV_GRP(55, 0xd30, 12, 1),
97 	MTK_PIN_DRV_GRP(56, 0xd30, 12, 1),
98 	MTK_PIN_DRV_GRP(57, 0xd30, 12, 1),
99 
100 	MTK_PIN_DRV_GRP(62, 0xd40, 8, 1),
101 	MTK_PIN_DRV_GRP(63, 0xd40, 8, 1),
102 	MTK_PIN_DRV_GRP(64, 0xd40, 8, 1),
103 	MTK_PIN_DRV_GRP(65, 0xd40, 8, 1),
104 	MTK_PIN_DRV_GRP(66, 0xd40, 8, 1),
105 	MTK_PIN_DRV_GRP(67, 0xd40, 8, 1),
106 
107 	MTK_PIN_DRV_GRP(68, 0xd40, 12, 2),
108 
109 	MTK_PIN_DRV_GRP(69, 0xd50, 0, 2),
110 
111 	MTK_PIN_DRV_GRP(70, 0xd50, 4, 2),
112 	MTK_PIN_DRV_GRP(71, 0xd50, 4, 2),
113 	MTK_PIN_DRV_GRP(72, 0xd50, 4, 2),
114 	MTK_PIN_DRV_GRP(73, 0xd50, 4, 2),
115 
116 	MTK_PIN_DRV_GRP(100, 0xd50, 8, 1),
117 	MTK_PIN_DRV_GRP(101, 0xd50, 8, 1),
118 	MTK_PIN_DRV_GRP(102, 0xd50, 8, 1),
119 	MTK_PIN_DRV_GRP(103, 0xd50, 8, 1),
120 
121 	MTK_PIN_DRV_GRP(104, 0xd50, 12, 2),
122 
123 	MTK_PIN_DRV_GRP(105, 0xd60, 0, 2),
124 
125 	MTK_PIN_DRV_GRP(106, 0xd60, 4, 2),
126 	MTK_PIN_DRV_GRP(107, 0xd60, 4, 2),
127 	MTK_PIN_DRV_GRP(108, 0xd60, 4, 2),
128 	MTK_PIN_DRV_GRP(109, 0xd60, 4, 2),
129 
130 	MTK_PIN_DRV_GRP(110, 0xd70, 0, 2),
131 	MTK_PIN_DRV_GRP(111, 0xd70, 0, 2),
132 	MTK_PIN_DRV_GRP(112, 0xd70, 0, 2),
133 	MTK_PIN_DRV_GRP(113, 0xd70, 0, 2),
134 
135 	MTK_PIN_DRV_GRP(114, 0xd70, 4, 2),
136 
137 	MTK_PIN_DRV_GRP(115, 0xd60, 12, 2),
138 
139 	MTK_PIN_DRV_GRP(116, 0xd60, 8, 2),
140 
141 	MTK_PIN_DRV_GRP(117, 0xd70, 0, 2),
142 	MTK_PIN_DRV_GRP(118, 0xd70, 0, 2),
143 	MTK_PIN_DRV_GRP(119, 0xd70, 0, 2),
144 	MTK_PIN_DRV_GRP(120, 0xd70, 0, 2),
145 };
146 
147 static const struct mtk_pin_spec_pupd_set_samereg mt8516_spec_pupd[] = {
148 	MTK_PIN_PUPD_SPEC_SR(14, 0xe50, 14, 13, 12),
149 	MTK_PIN_PUPD_SPEC_SR(15, 0xe60, 2, 1, 0),
150 	MTK_PIN_PUPD_SPEC_SR(16, 0xe60, 6, 5, 4),
151 	MTK_PIN_PUPD_SPEC_SR(17, 0xe60, 10, 9, 8),
152 
153 	MTK_PIN_PUPD_SPEC_SR(21, 0xe60, 14, 13, 12),
154 	MTK_PIN_PUPD_SPEC_SR(22, 0xe70, 2, 1, 0),
155 	MTK_PIN_PUPD_SPEC_SR(23, 0xe70, 6, 5, 4),
156 
157 	MTK_PIN_PUPD_SPEC_SR(40, 0xe80, 2, 1, 0),
158 	MTK_PIN_PUPD_SPEC_SR(41, 0xe80, 6, 5, 4),
159 	MTK_PIN_PUPD_SPEC_SR(42, 0xe90, 2, 1, 0),
160 	MTK_PIN_PUPD_SPEC_SR(43, 0xe90, 6, 5, 4),
161 
162 	MTK_PIN_PUPD_SPEC_SR(68, 0xe50, 10, 9, 8),
163 	MTK_PIN_PUPD_SPEC_SR(69, 0xe50, 6, 5, 4),
164 	MTK_PIN_PUPD_SPEC_SR(70, 0xe40, 6, 5, 4),
165 	MTK_PIN_PUPD_SPEC_SR(71, 0xe40, 10, 9, 8),
166 	MTK_PIN_PUPD_SPEC_SR(72, 0xe40, 14, 13, 12),
167 	MTK_PIN_PUPD_SPEC_SR(73, 0xe50, 2, 1, 0),
168 
169 	MTK_PIN_PUPD_SPEC_SR(104, 0xe40, 2, 1, 0),
170 	MTK_PIN_PUPD_SPEC_SR(105, 0xe30, 14, 13, 12),
171 	MTK_PIN_PUPD_SPEC_SR(106, 0xe20, 14, 13, 12),
172 	MTK_PIN_PUPD_SPEC_SR(107, 0xe30, 2, 1, 0),
173 	MTK_PIN_PUPD_SPEC_SR(108, 0xe30, 6, 5, 4),
174 	MTK_PIN_PUPD_SPEC_SR(109, 0xe30, 10, 9, 8),
175 	MTK_PIN_PUPD_SPEC_SR(110, 0xe10, 14, 13, 12),
176 	MTK_PIN_PUPD_SPEC_SR(111, 0xe10, 10, 9, 8),
177 	MTK_PIN_PUPD_SPEC_SR(112, 0xe10, 6, 5, 4),
178 	MTK_PIN_PUPD_SPEC_SR(113, 0xe10, 2, 1, 0),
179 	MTK_PIN_PUPD_SPEC_SR(114, 0xe20, 10, 9, 8),
180 	MTK_PIN_PUPD_SPEC_SR(115, 0xe20, 2, 1, 0),
181 	MTK_PIN_PUPD_SPEC_SR(116, 0xe20, 6, 5, 4),
182 	MTK_PIN_PUPD_SPEC_SR(117, 0xe00, 14, 13, 12),
183 	MTK_PIN_PUPD_SPEC_SR(118, 0xe00, 10, 9, 8),
184 	MTK_PIN_PUPD_SPEC_SR(119, 0xe00, 6, 5, 4),
185 	MTK_PIN_PUPD_SPEC_SR(120, 0xe00, 2, 1, 0),
186 };
187 
188 static const struct mtk_pin_ies_smt_set mt8516_ies_set[] = {
189 	MTK_PIN_IES_SMT_SPEC(0, 6, 0x900, 2),
190 	MTK_PIN_IES_SMT_SPEC(7, 10, 0x900, 3),
191 	MTK_PIN_IES_SMT_SPEC(11, 13, 0x900, 12),
192 	MTK_PIN_IES_SMT_SPEC(14, 17, 0x900, 13),
193 	MTK_PIN_IES_SMT_SPEC(18, 20, 0x910, 10),
194 	MTK_PIN_IES_SMT_SPEC(21, 23, 0x900, 13),
195 	MTK_PIN_IES_SMT_SPEC(24, 25, 0x900, 12),
196 	MTK_PIN_IES_SMT_SPEC(26, 30, 0x900, 0),
197 	MTK_PIN_IES_SMT_SPEC(31, 33, 0x900, 1),
198 	MTK_PIN_IES_SMT_SPEC(34, 39, 0x900, 2),
199 	MTK_PIN_IES_SMT_SPEC(40, 40, 0x910, 11),
200 	MTK_PIN_IES_SMT_SPEC(41, 43, 0x900, 10),
201 	MTK_PIN_IES_SMT_SPEC(44, 47, 0x900, 11),
202 	MTK_PIN_IES_SMT_SPEC(48, 51, 0x900, 14),
203 	MTK_PIN_IES_SMT_SPEC(52, 53, 0x910, 0),
204 	MTK_PIN_IES_SMT_SPEC(54, 54, 0x910, 2),
205 	MTK_PIN_IES_SMT_SPEC(55, 57, 0x910, 4),
206 	MTK_PIN_IES_SMT_SPEC(58, 59, 0x900, 15),
207 	MTK_PIN_IES_SMT_SPEC(60, 61, 0x910, 1),
208 	MTK_PIN_IES_SMT_SPEC(62, 65, 0x910, 5),
209 	MTK_PIN_IES_SMT_SPEC(66, 67, 0x910, 6),
210 	MTK_PIN_IES_SMT_SPEC(68, 68, 0x930, 2),
211 	MTK_PIN_IES_SMT_SPEC(69, 69, 0x930, 1),
212 	MTK_PIN_IES_SMT_SPEC(70, 70, 0x930, 6),
213 	MTK_PIN_IES_SMT_SPEC(71, 71, 0x930, 5),
214 	MTK_PIN_IES_SMT_SPEC(72, 72, 0x930, 4),
215 	MTK_PIN_IES_SMT_SPEC(73, 73, 0x930, 3),
216 	MTK_PIN_IES_SMT_SPEC(100, 103, 0x910, 7),
217 	MTK_PIN_IES_SMT_SPEC(104, 104, 0x920, 12),
218 	MTK_PIN_IES_SMT_SPEC(105, 105, 0x920, 11),
219 	MTK_PIN_IES_SMT_SPEC(106, 106, 0x930, 0),
220 	MTK_PIN_IES_SMT_SPEC(107, 107, 0x920, 15),
221 	MTK_PIN_IES_SMT_SPEC(108, 108, 0x920, 14),
222 	MTK_PIN_IES_SMT_SPEC(109, 109, 0x920, 13),
223 	MTK_PIN_IES_SMT_SPEC(110, 110, 0x920, 9),
224 	MTK_PIN_IES_SMT_SPEC(111, 111, 0x920, 8),
225 	MTK_PIN_IES_SMT_SPEC(112, 112, 0x920, 7),
226 	MTK_PIN_IES_SMT_SPEC(113, 113, 0x920, 6),
227 	MTK_PIN_IES_SMT_SPEC(114, 114, 0x920, 10),
228 	MTK_PIN_IES_SMT_SPEC(115, 115, 0x920, 1),
229 	MTK_PIN_IES_SMT_SPEC(116, 116, 0x920, 0),
230 	MTK_PIN_IES_SMT_SPEC(117, 117, 0x920, 5),
231 	MTK_PIN_IES_SMT_SPEC(118, 118, 0x920, 4),
232 	MTK_PIN_IES_SMT_SPEC(119, 119, 0x920, 3),
233 	MTK_PIN_IES_SMT_SPEC(120, 120, 0x920, 2),
234 	MTK_PIN_IES_SMT_SPEC(121, 124, 0x910, 9),
235 };
236 
237 static const struct mtk_pin_ies_smt_set mt8516_smt_set[] = {
238 	MTK_PIN_IES_SMT_SPEC(0, 6, 0xA00, 2),
239 	MTK_PIN_IES_SMT_SPEC(7, 10, 0xA00, 3),
240 	MTK_PIN_IES_SMT_SPEC(11, 13, 0xA00, 12),
241 	MTK_PIN_IES_SMT_SPEC(14, 17, 0xA00, 13),
242 	MTK_PIN_IES_SMT_SPEC(18, 20, 0xA10, 10),
243 	MTK_PIN_IES_SMT_SPEC(21, 23, 0xA00, 13),
244 	MTK_PIN_IES_SMT_SPEC(24, 25, 0xA00, 12),
245 	MTK_PIN_IES_SMT_SPEC(26, 30, 0xA00, 0),
246 	MTK_PIN_IES_SMT_SPEC(31, 33, 0xA00, 1),
247 	MTK_PIN_IES_SMT_SPEC(34, 39, 0xA900, 2),
248 	MTK_PIN_IES_SMT_SPEC(40, 40, 0xA10, 11),
249 	MTK_PIN_IES_SMT_SPEC(41, 43, 0xA00, 10),
250 	MTK_PIN_IES_SMT_SPEC(44, 47, 0xA00, 11),
251 	MTK_PIN_IES_SMT_SPEC(48, 51, 0xA00, 14),
252 	MTK_PIN_IES_SMT_SPEC(52, 53, 0xA10, 0),
253 	MTK_PIN_IES_SMT_SPEC(54, 54, 0xA10, 2),
254 	MTK_PIN_IES_SMT_SPEC(55, 57, 0xA10, 4),
255 	MTK_PIN_IES_SMT_SPEC(58, 59, 0xA00, 15),
256 	MTK_PIN_IES_SMT_SPEC(60, 61, 0xA10, 1),
257 	MTK_PIN_IES_SMT_SPEC(62, 65, 0xA10, 5),
258 	MTK_PIN_IES_SMT_SPEC(66, 67, 0xA10, 6),
259 	MTK_PIN_IES_SMT_SPEC(68, 68, 0xA30, 2),
260 	MTK_PIN_IES_SMT_SPEC(69, 69, 0xA30, 1),
261 	MTK_PIN_IES_SMT_SPEC(70, 70, 0xA30, 3),
262 	MTK_PIN_IES_SMT_SPEC(71, 71, 0xA30, 4),
263 	MTK_PIN_IES_SMT_SPEC(72, 72, 0xA30, 5),
264 	MTK_PIN_IES_SMT_SPEC(73, 73, 0xA30, 6),
265 
266 	MTK_PIN_IES_SMT_SPEC(100, 103, 0xA10, 7),
267 	MTK_PIN_IES_SMT_SPEC(104, 104, 0xA20, 12),
268 	MTK_PIN_IES_SMT_SPEC(105, 105, 0xA20, 11),
269 	MTK_PIN_IES_SMT_SPEC(106, 106, 0xA30, 13),
270 	MTK_PIN_IES_SMT_SPEC(107, 107, 0xA20, 14),
271 	MTK_PIN_IES_SMT_SPEC(108, 108, 0xA20, 15),
272 	MTK_PIN_IES_SMT_SPEC(109, 109, 0xA30, 0),
273 	MTK_PIN_IES_SMT_SPEC(110, 110, 0xA20, 9),
274 	MTK_PIN_IES_SMT_SPEC(111, 111, 0xA20, 8),
275 	MTK_PIN_IES_SMT_SPEC(112, 112, 0xA20, 7),
276 	MTK_PIN_IES_SMT_SPEC(113, 113, 0xA20, 6),
277 	MTK_PIN_IES_SMT_SPEC(114, 114, 0xA20, 10),
278 	MTK_PIN_IES_SMT_SPEC(115, 115, 0xA20, 1),
279 	MTK_PIN_IES_SMT_SPEC(116, 116, 0xA20, 0),
280 	MTK_PIN_IES_SMT_SPEC(117, 117, 0xA20, 5),
281 	MTK_PIN_IES_SMT_SPEC(118, 118, 0xA20, 4),
282 	MTK_PIN_IES_SMT_SPEC(119, 119, 0xA20, 3),
283 	MTK_PIN_IES_SMT_SPEC(120, 120, 0xA20, 2),
284 	MTK_PIN_IES_SMT_SPEC(121, 124, 0xA10, 9),
285 };
286 
287 static const struct mtk_pinctrl_devdata mt8516_pinctrl_data = {
288 	.pins = mtk_pins_mt8516,
289 	.npins = ARRAY_SIZE(mtk_pins_mt8516),
290 	.grp_desc = mt8516_drv_grp,
291 	.n_grp_cls = ARRAY_SIZE(mt8516_drv_grp),
292 	.pin_drv_grp = mt8516_pin_drv,
293 	.n_pin_drv_grps = ARRAY_SIZE(mt8516_pin_drv),
294 	.spec_ies = mt8516_ies_set,
295 	.n_spec_ies = ARRAY_SIZE(mt8516_ies_set),
296 	.spec_pupd = mt8516_spec_pupd,
297 	.n_spec_pupd = ARRAY_SIZE(mt8516_spec_pupd),
298 	.spec_smt = mt8516_smt_set,
299 	.n_spec_smt = ARRAY_SIZE(mt8516_smt_set),
300 	.spec_pull_set = mtk_pctrl_spec_pull_set_samereg,
301 	.spec_ies_smt_set = mtk_pconf_spec_set_ies_smt_range,
302 	.dir_offset = 0x0000,
303 	.pullen_offset = 0x0500,
304 	.pullsel_offset = 0x0600,
305 	.dout_offset = 0x0100,
306 	.din_offset = 0x0200,
307 	.pinmux_offset = 0x0300,
308 	.type1_start = 125,
309 	.type1_end = 125,
310 	.port_shf = 4,
311 	.port_mask = 0xf,
312 	.port_align = 4,
313 	.mode_mask = 0xf,
314 	.mode_per_reg = 5,
315 	.mode_shf = 4,
316 	.eint_hw = {
317 		.port_mask = 7,
318 		.ports     = 6,
319 		.ap_num    = 169,
320 		.db_cnt    = 64,
321 		.db_time   = debounce_time_mt6795,
322 	},
323 };
324 
325 static const struct of_device_id mt8516_pctrl_match[] = {
326 	{ .compatible = "mediatek,mt8516-pinctrl", .data = &mt8516_pinctrl_data },
327 	{}
328 };
329 
330 MODULE_DEVICE_TABLE(of, mt8516_pctrl_match);
331 
332 static struct platform_driver mtk_pinctrl_driver = {
333 	.probe = mtk_pctrl_common_probe,
334 	.driver = {
335 		.name = "mediatek-mt8516-pinctrl",
336 		.of_match_table = mt8516_pctrl_match,
337 		.pm = &mtk_eint_pm_ops,
338 	},
339 };
340 
341 static int __init mtk_pinctrl_init(void)
342 {
343 	return platform_driver_register(&mtk_pinctrl_driver);
344 }
345 arch_initcall(mtk_pinctrl_init);
346