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9#ifndef __PINCTRL_MTK_COMMON_V2_H
10#define __PINCTRL_MTK_COMMON_V2_H
11
12#include <linux/gpio/driver.h>
13
14#define MTK_INPUT 0
15#define MTK_OUTPUT 1
16#define MTK_DISABLE 0
17#define MTK_ENABLE 1
18#define MTK_PULLDOWN 0
19#define MTK_PULLUP 1
20
21#define EINT_NA U16_MAX
22#define NO_EINT_SUPPORT EINT_NA
23
24#define PIN_FIELD_CALC(_s_pin, _e_pin, _i_base, _s_addr, _x_addrs, \
25 _s_bit, _x_bits, _sz_reg, _fixed) { \
26 .s_pin = _s_pin, \
27 .e_pin = _e_pin, \
28 .i_base = _i_base, \
29 .s_addr = _s_addr, \
30 .x_addrs = _x_addrs, \
31 .s_bit = _s_bit, \
32 .x_bits = _x_bits, \
33 .sz_reg = _sz_reg, \
34 .fixed = _fixed, \
35 }
36
37#define PIN_FIELD(_s_pin, _e_pin, _s_addr, _x_addrs, _s_bit, _x_bits) \
38 PIN_FIELD_CALC(_s_pin, _e_pin, 0, _s_addr, _x_addrs, _s_bit, \
39 _x_bits, 32, 0)
40
41#define PINS_FIELD(_s_pin, _e_pin, _s_addr, _x_addrs, _s_bit, _x_bits) \
42 PIN_FIELD_CALC(_s_pin, _e_pin, 0, _s_addr, _x_addrs, _s_bit, \
43 _x_bits, 32, 1)
44
45
46enum {
47 PINCTRL_PIN_REG_MODE,
48 PINCTRL_PIN_REG_DIR,
49 PINCTRL_PIN_REG_DI,
50 PINCTRL_PIN_REG_DO,
51 PINCTRL_PIN_REG_SR,
52 PINCTRL_PIN_REG_SMT,
53 PINCTRL_PIN_REG_PD,
54 PINCTRL_PIN_REG_PU,
55 PINCTRL_PIN_REG_E4,
56 PINCTRL_PIN_REG_E8,
57 PINCTRL_PIN_REG_TDSEL,
58 PINCTRL_PIN_REG_RDSEL,
59 PINCTRL_PIN_REG_DRV,
60 PINCTRL_PIN_REG_PUPD,
61 PINCTRL_PIN_REG_R0,
62 PINCTRL_PIN_REG_R1,
63 PINCTRL_PIN_REG_IES,
64 PINCTRL_PIN_REG_PULLEN,
65 PINCTRL_PIN_REG_PULLSEL,
66 PINCTRL_PIN_REG_DRV_EN,
67 PINCTRL_PIN_REG_DRV_E0,
68 PINCTRL_PIN_REG_DRV_E1,
69 PINCTRL_PIN_REG_DRV_ADV,
70 PINCTRL_PIN_REG_MAX,
71};
72
73
74enum {
75 DRV_FIXED,
76 DRV_GRP0,
77 DRV_GRP1,
78 DRV_GRP2,
79 DRV_GRP3,
80 DRV_GRP4,
81 DRV_GRP_MAX,
82};
83
84static const char * const mtk_default_register_base_names[] __maybe_unused = {
85 "base",
86};
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97struct mtk_pin_field {
98 u8 index;
99 u32 offset;
100 u32 mask;
101 u8 bitpos;
102 u8 next;
103};
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120struct mtk_pin_field_calc {
121 u16 s_pin;
122 u16 e_pin;
123 u8 i_base;
124 u32 s_addr;
125 u8 x_addrs;
126 u8 s_bit;
127 u8 x_bits;
128 u8 sz_reg;
129 u8 fixed;
130};
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138struct mtk_pin_reg_calc {
139 const struct mtk_pin_field_calc *range;
140 unsigned int nranges;
141};
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149struct mtk_func_desc {
150 const char *name;
151 u8 muxval;
152};
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160struct mtk_eint_desc {
161 u16 eint_m;
162 u16 eint_n;
163};
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176struct mtk_pin_desc {
177 unsigned int number;
178 const char *name;
179 struct mtk_eint_desc eint;
180 u8 drv_n;
181 struct mtk_func_desc *funcs;
182};
183
184struct mtk_pinctrl_group {
185 const char *name;
186 unsigned long config;
187 unsigned pin;
188};
189
190struct mtk_pinctrl;
191
192
193struct mtk_pin_soc {
194 const struct mtk_pin_reg_calc *reg_cal;
195 const struct mtk_pin_desc *pins;
196 unsigned int npins;
197 const struct group_desc *grps;
198 unsigned int ngrps;
199 const struct function_desc *funcs;
200 unsigned int nfuncs;
201 const struct mtk_eint_regs *eint_regs;
202 const struct mtk_eint_hw *eint_hw;
203
204
205 u8 gpio_m;
206 bool ies_present;
207 const char * const *base_names;
208 unsigned int nbase_names;
209
210
211 int (*bias_disable_set)(struct mtk_pinctrl *hw,
212 const struct mtk_pin_desc *desc);
213 int (*bias_disable_get)(struct mtk_pinctrl *hw,
214 const struct mtk_pin_desc *desc, int *res);
215 int (*bias_set)(struct mtk_pinctrl *hw,
216 const struct mtk_pin_desc *desc, bool pullup);
217 int (*bias_get)(struct mtk_pinctrl *hw,
218 const struct mtk_pin_desc *desc, bool pullup, int *res);
219
220 int (*bias_set_combo)(struct mtk_pinctrl *hw,
221 const struct mtk_pin_desc *desc, u32 pullup, u32 arg);
222 int (*bias_get_combo)(struct mtk_pinctrl *hw,
223 const struct mtk_pin_desc *desc, u32 *pullup, u32 *arg);
224
225 int (*drive_set)(struct mtk_pinctrl *hw,
226 const struct mtk_pin_desc *desc, u32 arg);
227 int (*drive_get)(struct mtk_pinctrl *hw,
228 const struct mtk_pin_desc *desc, int *val);
229
230 int (*adv_pull_set)(struct mtk_pinctrl *hw,
231 const struct mtk_pin_desc *desc, bool pullup,
232 u32 arg);
233 int (*adv_pull_get)(struct mtk_pinctrl *hw,
234 const struct mtk_pin_desc *desc, bool pullup,
235 u32 *val);
236 int (*adv_drive_set)(struct mtk_pinctrl *hw,
237 const struct mtk_pin_desc *desc, u32 arg);
238 int (*adv_drive_get)(struct mtk_pinctrl *hw,
239 const struct mtk_pin_desc *desc, u32 *val);
240
241
242 void *driver_data;
243};
244
245struct mtk_pinctrl {
246 struct pinctrl_dev *pctrl;
247 void __iomem **base;
248 u8 nbase;
249 struct device *dev;
250 struct gpio_chip chip;
251 const struct mtk_pin_soc *soc;
252 struct mtk_eint *eint;
253 struct mtk_pinctrl_group *groups;
254 const char **grp_names;
255
256 spinlock_t lock;
257};
258
259void mtk_rmw(struct mtk_pinctrl *pctl, u8 i, u32 reg, u32 mask, u32 set);
260
261int mtk_hw_set_value(struct mtk_pinctrl *hw, const struct mtk_pin_desc *desc,
262 int field, int value);
263int mtk_hw_get_value(struct mtk_pinctrl *hw, const struct mtk_pin_desc *desc,
264 int field, int *value);
265
266int mtk_build_eint(struct mtk_pinctrl *hw, struct platform_device *pdev);
267
268int mtk_pinconf_bias_disable_set(struct mtk_pinctrl *hw,
269 const struct mtk_pin_desc *desc);
270int mtk_pinconf_bias_disable_get(struct mtk_pinctrl *hw,
271 const struct mtk_pin_desc *desc, int *res);
272int mtk_pinconf_bias_set(struct mtk_pinctrl *hw,
273 const struct mtk_pin_desc *desc, bool pullup);
274int mtk_pinconf_bias_get(struct mtk_pinctrl *hw,
275 const struct mtk_pin_desc *desc, bool pullup,
276 int *res);
277
278int mtk_pinconf_bias_disable_set_rev1(struct mtk_pinctrl *hw,
279 const struct mtk_pin_desc *desc);
280int mtk_pinconf_bias_disable_get_rev1(struct mtk_pinctrl *hw,
281 const struct mtk_pin_desc *desc,
282 int *res);
283int mtk_pinconf_bias_set_rev1(struct mtk_pinctrl *hw,
284 const struct mtk_pin_desc *desc, bool pullup);
285int mtk_pinconf_bias_get_rev1(struct mtk_pinctrl *hw,
286 const struct mtk_pin_desc *desc, bool pullup,
287 int *res);
288int mtk_pinconf_bias_set_combo(struct mtk_pinctrl *hw,
289 const struct mtk_pin_desc *desc,
290 u32 pullup, u32 enable);
291int mtk_pinconf_bias_get_combo(struct mtk_pinctrl *hw,
292 const struct mtk_pin_desc *desc,
293 u32 *pullup, u32 *enable);
294
295int mtk_pinconf_drive_set(struct mtk_pinctrl *hw,
296 const struct mtk_pin_desc *desc, u32 arg);
297int mtk_pinconf_drive_get(struct mtk_pinctrl *hw,
298 const struct mtk_pin_desc *desc, int *val);
299
300int mtk_pinconf_drive_set_rev1(struct mtk_pinctrl *hw,
301 const struct mtk_pin_desc *desc, u32 arg);
302int mtk_pinconf_drive_get_rev1(struct mtk_pinctrl *hw,
303 const struct mtk_pin_desc *desc, int *val);
304
305int mtk_pinconf_drive_set_raw(struct mtk_pinctrl *hw,
306 const struct mtk_pin_desc *desc, u32 arg);
307int mtk_pinconf_drive_get_raw(struct mtk_pinctrl *hw,
308 const struct mtk_pin_desc *desc, int *val);
309
310int mtk_pinconf_adv_pull_set(struct mtk_pinctrl *hw,
311 const struct mtk_pin_desc *desc, bool pullup,
312 u32 arg);
313int mtk_pinconf_adv_pull_get(struct mtk_pinctrl *hw,
314 const struct mtk_pin_desc *desc, bool pullup,
315 u32 *val);
316int mtk_pinconf_adv_drive_set(struct mtk_pinctrl *hw,
317 const struct mtk_pin_desc *desc, u32 arg);
318int mtk_pinconf_adv_drive_get(struct mtk_pinctrl *hw,
319 const struct mtk_pin_desc *desc, u32 *val);
320int mtk_pinconf_adv_drive_set_raw(struct mtk_pinctrl *hw,
321 const struct mtk_pin_desc *desc, u32 arg);
322int mtk_pinconf_adv_drive_get_raw(struct mtk_pinctrl *hw,
323 const struct mtk_pin_desc *desc, u32 *val);
324
325bool mtk_is_virt_gpio(struct mtk_pinctrl *hw, unsigned int gpio_n);
326#endif
327