forked from ~ljy/RK356X_SDK_RELEASE

hc
2024-12-19 9370bb92b2d16684ee45cf24e879c93c509162da
kernel/drivers/pinctrl/pinctrl-rockchip.h
....@@ -1,13 +1,191 @@
11 /* SPDX-License-Identifier: GPL-2.0-only */
22 /*
3
- * Copyright (c) 2020 Rockchip Electronics Co. Ltd.
3
+ * Copyright (c) 2020-2021 Rockchip Electronics Co. Ltd.
4
+ *
5
+ * Copyright (c) 2013 MundoReader S.L.
6
+ * Author: Heiko Stuebner <heiko@sntech.de>
7
+ *
8
+ * With some ideas taken from pinctrl-samsung:
9
+ * Copyright (c) 2012 Samsung Electronics Co., Ltd.
10
+ * http://www.samsung.com
11
+ * Copyright (c) 2012 Linaro Ltd
12
+ * https://www.linaro.org
13
+ *
14
+ * and pinctrl-at91:
15
+ * Copyright (C) 2011-2012 Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
416 */
517
618 #ifndef _PINCTRL_ROCKCHIP_H
719 #define _PINCTRL_ROCKCHIP_H
820
21
+#define RK_GPIO0_A0 0
22
+#define RK_GPIO0_A1 1
23
+#define RK_GPIO0_A2 2
24
+#define RK_GPIO0_A3 3
25
+#define RK_GPIO0_A4 4
26
+#define RK_GPIO0_A5 5
27
+#define RK_GPIO0_A6 6
28
+#define RK_GPIO0_A7 7
29
+#define RK_GPIO0_B0 8
30
+#define RK_GPIO0_B1 9
31
+#define RK_GPIO0_B2 10
32
+#define RK_GPIO0_B3 11
33
+#define RK_GPIO0_B4 12
34
+#define RK_GPIO0_B5 13
35
+#define RK_GPIO0_B6 14
36
+#define RK_GPIO0_B7 15
37
+#define RK_GPIO0_C0 16
38
+#define RK_GPIO0_C1 17
39
+#define RK_GPIO0_C2 18
40
+#define RK_GPIO0_C3 19
41
+#define RK_GPIO0_C4 20
42
+#define RK_GPIO0_C5 21
43
+#define RK_GPIO0_C6 22
44
+#define RK_GPIO0_C7 23
45
+#define RK_GPIO0_D0 24
46
+#define RK_GPIO0_D1 25
47
+#define RK_GPIO0_D2 26
48
+#define RK_GPIO0_D3 27
49
+#define RK_GPIO0_D4 28
50
+#define RK_GPIO0_D5 29
51
+#define RK_GPIO0_D6 30
52
+#define RK_GPIO0_D7 31
53
+
54
+#define RK_GPIO1_A0 32
55
+#define RK_GPIO1_A1 33
56
+#define RK_GPIO1_A2 34
57
+#define RK_GPIO1_A3 35
58
+#define RK_GPIO1_A4 36
59
+#define RK_GPIO1_A5 37
60
+#define RK_GPIO1_A6 38
61
+#define RK_GPIO1_A7 39
62
+#define RK_GPIO1_B0 40
63
+#define RK_GPIO1_B1 41
64
+#define RK_GPIO1_B2 42
65
+#define RK_GPIO1_B3 43
66
+#define RK_GPIO1_B4 44
67
+#define RK_GPIO1_B5 45
68
+#define RK_GPIO1_B6 46
69
+#define RK_GPIO1_B7 47
70
+#define RK_GPIO1_C0 48
71
+#define RK_GPIO1_C1 49
72
+#define RK_GPIO1_C2 50
73
+#define RK_GPIO1_C3 51
74
+#define RK_GPIO1_C4 52
75
+#define RK_GPIO1_C5 53
76
+#define RK_GPIO1_C6 54
77
+#define RK_GPIO1_C7 55
78
+#define RK_GPIO1_D0 56
79
+#define RK_GPIO1_D1 57
80
+#define RK_GPIO1_D2 58
81
+#define RK_GPIO1_D3 59
82
+#define RK_GPIO1_D4 60
83
+#define RK_GPIO1_D5 61
84
+#define RK_GPIO1_D6 62
85
+#define RK_GPIO1_D7 63
86
+
87
+#define RK_GPIO2_A0 64
88
+#define RK_GPIO2_A1 65
89
+#define RK_GPIO2_A2 66
90
+#define RK_GPIO2_A3 67
91
+#define RK_GPIO2_A4 68
92
+#define RK_GPIO2_A5 69
93
+#define RK_GPIO2_A6 70
94
+#define RK_GPIO2_A7 71
95
+#define RK_GPIO2_B0 72
96
+#define RK_GPIO2_B1 73
97
+#define RK_GPIO2_B2 74
98
+#define RK_GPIO2_B3 75
99
+#define RK_GPIO2_B4 76
100
+#define RK_GPIO2_B5 77
101
+#define RK_GPIO2_B6 78
102
+#define RK_GPIO2_B7 79
103
+#define RK_GPIO2_C0 80
104
+#define RK_GPIO2_C1 81
105
+#define RK_GPIO2_C2 82
106
+#define RK_GPIO2_C3 83
107
+#define RK_GPIO2_C4 84
108
+#define RK_GPIO2_C5 85
109
+#define RK_GPIO2_C6 86
110
+#define RK_GPIO2_C7 87
111
+#define RK_GPIO2_D0 88
112
+#define RK_GPIO2_D1 89
113
+#define RK_GPIO2_D2 90
114
+#define RK_GPIO2_D3 91
115
+#define RK_GPIO2_D4 92
116
+#define RK_GPIO2_D5 93
117
+#define RK_GPIO2_D6 94
118
+#define RK_GPIO2_D7 95
119
+
120
+#define RK_GPIO3_A0 96
121
+#define RK_GPIO3_A1 97
122
+#define RK_GPIO3_A2 98
123
+#define RK_GPIO3_A3 99
124
+#define RK_GPIO3_A4 100
125
+#define RK_GPIO3_A5 101
126
+#define RK_GPIO3_A6 102
127
+#define RK_GPIO3_A7 103
128
+#define RK_GPIO3_B0 104
129
+#define RK_GPIO3_B1 105
130
+#define RK_GPIO3_B2 106
131
+#define RK_GPIO3_B3 107
132
+#define RK_GPIO3_B4 108
133
+#define RK_GPIO3_B5 109
134
+#define RK_GPIO3_B6 110
135
+#define RK_GPIO3_B7 111
136
+#define RK_GPIO3_C0 112
137
+#define RK_GPIO3_C1 113
138
+#define RK_GPIO3_C2 114
139
+#define RK_GPIO3_C3 115
140
+#define RK_GPIO3_C4 116
141
+#define RK_GPIO3_C5 117
142
+#define RK_GPIO3_C6 118
143
+#define RK_GPIO3_C7 119
144
+#define RK_GPIO3_D0 120
145
+#define RK_GPIO3_D1 121
146
+#define RK_GPIO3_D2 122
147
+#define RK_GPIO3_D3 123
148
+#define RK_GPIO3_D4 124
149
+#define RK_GPIO3_D5 125
150
+#define RK_GPIO3_D6 126
151
+#define RK_GPIO3_D7 127
152
+
153
+#define RK_GPIO4_A0 128
154
+#define RK_GPIO4_A1 129
155
+#define RK_GPIO4_A2 130
156
+#define RK_GPIO4_A3 131
157
+#define RK_GPIO4_A4 132
158
+#define RK_GPIO4_A5 133
159
+#define RK_GPIO4_A6 134
160
+#define RK_GPIO4_A7 135
161
+#define RK_GPIO4_B0 136
162
+#define RK_GPIO4_B1 137
163
+#define RK_GPIO4_B2 138
164
+#define RK_GPIO4_B3 139
165
+#define RK_GPIO4_B4 140
166
+#define RK_GPIO4_B5 141
167
+#define RK_GPIO4_B6 142
168
+#define RK_GPIO4_B7 143
169
+#define RK_GPIO4_C0 144
170
+#define RK_GPIO4_C1 145
171
+#define RK_GPIO4_C2 146
172
+#define RK_GPIO4_C3 147
173
+#define RK_GPIO4_C4 148
174
+#define RK_GPIO4_C5 149
175
+#define RK_GPIO4_C6 150
176
+#define RK_GPIO4_C7 151
177
+#define RK_GPIO4_D0 152
178
+#define RK_GPIO4_D1 153
179
+#define RK_GPIO4_D2 154
180
+#define RK_GPIO4_D3 155
181
+#define RK_GPIO4_D4 156
182
+#define RK_GPIO4_D5 157
183
+#define RK_GPIO4_D6 158
184
+#define RK_GPIO4_D7 159
185
+
9186 enum rockchip_pinctrl_type {
10187 PX30,
188
+ RV1106,
11189 RV1108,
12190 RV1126,
13191 RK1808,
....@@ -19,9 +197,30 @@
19197 RK3308,
20198 RK3368,
21199 RK3399,
200
+ RK3528,
201
+ RK3562,
22202 RK3568,
203
+ RK3588,
23204 };
24205
206
+/**
207
+ * struct rockchip_gpio_regs
208
+ * @port_dr: data register
209
+ * @port_ddr: data direction register
210
+ * @int_en: interrupt enable
211
+ * @int_mask: interrupt mask
212
+ * @int_type: interrupt trigger type, such as high, low, edge trriger type.
213
+ * @int_polarity: interrupt polarity enable register
214
+ * @int_bothedge: interrupt bothedge enable register
215
+ * @int_status: interrupt status register
216
+ * @int_rawstatus: int_status = int_rawstatus & int_mask
217
+ * @debounce: enable debounce for interrupt signal
218
+ * @dbclk_div_en: enable divider for debounce clock
219
+ * @dbclk_div_con: setting for divider of debounce clock
220
+ * @port_eoi: end of interrupt of the port
221
+ * @ext_port: port data from external
222
+ * @version_id: controller version register
223
+ */
25224 struct rockchip_gpio_regs {
26225 u32 port_dr;
27226 u32 port_ddr;
....@@ -41,6 +240,7 @@
41240 };
42241
43242 /**
243
+ * struct rockchip_iomux
44244 * @type: iomux variant using IOMUX_* constants
45245 * @offset: if initialized to -1 it will be autocalculated, by specifying
46246 * an initial offset value the relevant source offset can be reset
....@@ -51,7 +251,7 @@
51251 int offset;
52252 };
53253
54
-/**
254
+/*
55255 * enum type index corresponding to rockchip_perpin_drv_list arrays index.
56256 */
57257 enum rockchip_pin_drv_type {
....@@ -64,7 +264,7 @@
64264 DRV_TYPE_MAX
65265 };
66266
67
-/**
267
+/*
68268 * enum type index corresponding to rockchip_pull_list arrays index.
69269 */
70270 enum rockchip_pin_pull_type {
....@@ -73,13 +273,8 @@
73273 PULL_TYPE_MAX
74274 };
75275
76
-enum rockchip_mux_route_location {
77
- ROCKCHIP_ROUTE_SAME = 0,
78
- ROCKCHIP_ROUTE_PMU,
79
- ROCKCHIP_ROUTE_GRF,
80
-};
81
-
82276 /**
277
+ * struct rockchip_drv
83278 * @drv_type: drive strength variant using rockchip_perpin_drv_type
84279 * @offset: if initialized to -1 it will be autocalculated, by specifying
85280 * an initial offset value the relevant source offset can be reset
....@@ -93,9 +288,10 @@
93288 };
94289
95290 /**
96
- * @dev: device of the gpio bank
291
+ * struct rockchip_pin_bank
292
+ * @dev: the pinctrl device bind to the bank
97293 * @reg_base: register base of the gpio bank
98
- * @reg_pull: optional separate register for additional pull settings
294
+ * @regmap_pull: optional separate register for additional pull settings
99295 * @clk: clock of the gpio bank
100296 * @db_clk: clock of the gpio debounce
101297 * @irq: interrupt of the gpio bank
....@@ -107,17 +303,21 @@
107303 * @iomux: array describing the 4 iomux sources of the bank
108304 * @drv: array describing the 4 drive strength sources of the bank
109305 * @pull_type: array describing the 4 pull type sources of the bank
306
+ * @valid: is all necessary information present
110307 * @of_node: dt node of this bank
111308 * @drvdata: common pinctrl basedata
112309 * @domain: irqdomain of the gpio bank
113310 * @gpio_chip: gpiolib chip
114311 * @grange: gpio range
115312 * @slock: spinlock for the gpio bank
313
+ * @toggle_edge_mode: bit mask to toggle (falling/rising) edge mode
314
+ * @recalced_mask: bit mask to indicate a need to recalulate the mask
116315 * @route_mask: bits describing the routing pins of per bank
316
+ * @deferred_output: gpio output settings to be done after gpio bank probed
317
+ * @deferred_lock: mutex for the deferred_output shared btw gpio and pinctrl
117318 */
118319 struct rockchip_pin_bank {
119
- struct device *dev;
120
-
320
+ struct device *dev;
121321 void __iomem *reg_base;
122322 struct regmap *regmap_pull;
123323 struct clk *clk;
....@@ -131,6 +331,7 @@
131331 struct rockchip_iomux iomux[4];
132332 struct rockchip_drv drv[4];
133333 enum rockchip_pin_pull_type pull_type[4];
334
+ bool valid;
134335 struct device_node *of_node;
135336 struct rockchip_pinctrl *drvdata;
136337 struct irq_domain *domain;
....@@ -142,6 +343,8 @@
142343 u32 toggle_edge_mode;
143344 u32 recalced_mask;
144345 u32 route_mask;
346
+ struct list_head deferred_pins;
347
+ struct mutex deferred_lock;
145348 };
146349
147350 /**
....@@ -158,6 +361,12 @@
158361 u32 reg;
159362 u8 bit;
160363 u8 mask;
364
+};
365
+
366
+enum rockchip_mux_route_location {
367
+ ROCKCHIP_ROUTE_SAME = 0,
368
+ ROCKCHIP_ROUTE_PMU,
369
+ ROCKCHIP_ROUTE_GRF,
161370 };
162371
163372 /**
....@@ -193,14 +402,10 @@
193402 struct rockchip_mux_route_data *iomux_routes;
194403 u32 niomux_routes;
195404
196
- int (*ctrl_data_re_init)(struct rockchip_pin_ctrl *ctrl);
197
-
198
- int (*soc_data_init)(struct rockchip_pinctrl *info);
199
-
200
- void (*pull_calc_reg)(struct rockchip_pin_bank *bank,
405
+ int (*pull_calc_reg)(struct rockchip_pin_bank *bank,
201406 int pin_num, struct regmap **regmap,
202407 int *reg, u8 *bit);
203
- void (*drv_calc_reg)(struct rockchip_pin_bank *bank,
408
+ int (*drv_calc_reg)(struct rockchip_pin_bank *bank,
204409 int pin_num, struct regmap **regmap,
205410 int *reg, u8 *bit);
206411 int (*schmitt_calc_reg)(struct rockchip_pin_bank *bank,
....@@ -217,14 +422,21 @@
217422 unsigned int nconfigs;
218423 };
219424
425
+enum pin_config_param;
426
+
427
+struct rockchip_pin_deferred {
428
+ struct list_head head;
429
+ unsigned int pin;
430
+ enum pin_config_param param;
431
+ u32 arg;
432
+};
433
+
220434 /**
221435 * struct rockchip_pin_group: represent group of pins of a pinmux function.
222436 * @name: name of the pin group, used to lookup the group.
223437 * @pins: the pins included in this group.
224438 * @npins: number of pins included in this group.
225
- * @func: the mux function number to be programmed when selected.
226
- * @configs: the config values to be set for each pin
227
- * @nconfigs: number of configs for each pin
439
+ * @data: local pin configuration
228440 */
229441 struct rockchip_pin_group {
230442 const char *name;
....@@ -237,7 +449,7 @@
237449 * struct rockchip_pmx_func: represent a pin function.
238450 * @name: name of the pin function, used to lookup the function.
239451 * @groups: one or more names of pin groups that provide this function.
240
- * @num_groups: number of groups included in @groups.
452
+ * @ngroups: number of groups included in @groups.
241453 */
242454 struct rockchip_pmx_func {
243455 const char *name;
....@@ -260,4 +472,19 @@
260472 unsigned int nfunctions;
261473 };
262474
475
+#if IS_ENABLED(CONFIG_PINCTRL_ROCKCHIP)
476
+int rk_iomux_set(int bank, int pin, int mux);
477
+int rk_iomux_get(int bank, int pin, int *mux);
478
+#else
479
+static inline int rk_iomux_set(int bank, int pin, int mux)
480
+{
481
+ return -EINVAL;
482
+}
483
+
484
+static inline int rk_iomux_get(int bank, int pin, int *mux)
485
+{
486
+ return -EINVAL;
487
+}
488
+#endif
489
+
263490 #endif