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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)
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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_MAX,
70};
71
72
73enum {
74 DRV_FIXED,
75 DRV_GRP0,
76 DRV_GRP1,
77 DRV_GRP2,
78 DRV_GRP3,
79 DRV_GRP4,
80 DRV_GRP_MAX,
81};
82
83static const char * const mtk_default_register_base_names[] __maybe_unused = {
84 "base",
85};
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96struct mtk_pin_field {
97 u8 index;
98 u32 offset;
99 u32 mask;
100 u8 bitpos;
101 u8 next;
102};
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119struct mtk_pin_field_calc {
120 u16 s_pin;
121 u16 e_pin;
122 u8 i_base;
123 u32 s_addr;
124 u8 x_addrs;
125 u8 s_bit;
126 u8 x_bits;
127 u8 sz_reg;
128 u8 fixed;
129};
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137struct mtk_pin_reg_calc {
138 const struct mtk_pin_field_calc *range;
139 unsigned int nranges;
140};
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148struct mtk_func_desc {
149 const char *name;
150 u8 muxval;
151};
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159struct mtk_eint_desc {
160 u16 eint_m;
161 u16 eint_n;
162};
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175struct mtk_pin_desc {
176 unsigned int number;
177 const char *name;
178 struct mtk_eint_desc eint;
179 u8 drv_n;
180 struct mtk_func_desc *funcs;
181};
182
183struct mtk_pinctrl_group {
184 const char *name;
185 unsigned long config;
186 unsigned pin;
187};
188
189struct mtk_pinctrl;
190
191
192struct mtk_pin_soc {
193 const struct mtk_pin_reg_calc *reg_cal;
194 const struct mtk_pin_desc *pins;
195 unsigned int npins;
196 const struct group_desc *grps;
197 unsigned int ngrps;
198 const struct function_desc *funcs;
199 unsigned int nfuncs;
200 const struct mtk_eint_regs *eint_regs;
201 const struct mtk_eint_hw *eint_hw;
202
203
204 u8 gpio_m;
205 bool ies_present;
206 const char * const *base_names;
207 unsigned int nbase_names;
208
209
210 int (*bias_disable_set)(struct mtk_pinctrl *hw,
211 const struct mtk_pin_desc *desc);
212 int (*bias_disable_get)(struct mtk_pinctrl *hw,
213 const struct mtk_pin_desc *desc, int *res);
214 int (*bias_set)(struct mtk_pinctrl *hw,
215 const struct mtk_pin_desc *desc, bool pullup);
216 int (*bias_get)(struct mtk_pinctrl *hw,
217 const struct mtk_pin_desc *desc, bool pullup, int *res);
218
219 int (*bias_set_combo)(struct mtk_pinctrl *hw,
220 const struct mtk_pin_desc *desc, u32 pullup, u32 arg);
221 int (*bias_get_combo)(struct mtk_pinctrl *hw,
222 const struct mtk_pin_desc *desc, u32 *pullup, u32 *arg);
223
224 int (*drive_set)(struct mtk_pinctrl *hw,
225 const struct mtk_pin_desc *desc, u32 arg);
226 int (*drive_get)(struct mtk_pinctrl *hw,
227 const struct mtk_pin_desc *desc, int *val);
228
229 int (*adv_pull_set)(struct mtk_pinctrl *hw,
230 const struct mtk_pin_desc *desc, bool pullup,
231 u32 arg);
232 int (*adv_pull_get)(struct mtk_pinctrl *hw,
233 const struct mtk_pin_desc *desc, bool pullup,
234 u32 *val);
235 int (*adv_drive_set)(struct mtk_pinctrl *hw,
236 const struct mtk_pin_desc *desc, u32 arg);
237 int (*adv_drive_get)(struct mtk_pinctrl *hw,
238 const struct mtk_pin_desc *desc, u32 *val);
239
240
241 void *driver_data;
242};
243
244struct mtk_pinctrl {
245 struct pinctrl_dev *pctrl;
246 void __iomem **base;
247 u8 nbase;
248 struct device *dev;
249 struct gpio_chip chip;
250 const struct mtk_pin_soc *soc;
251 struct mtk_eint *eint;
252 struct mtk_pinctrl_group *groups;
253 const char **grp_names;
254};
255
256void mtk_rmw(struct mtk_pinctrl *pctl, u8 i, u32 reg, u32 mask, u32 set);
257
258int mtk_hw_set_value(struct mtk_pinctrl *hw, const struct mtk_pin_desc *desc,
259 int field, int value);
260int mtk_hw_get_value(struct mtk_pinctrl *hw, const struct mtk_pin_desc *desc,
261 int field, int *value);
262
263int mtk_build_eint(struct mtk_pinctrl *hw, struct platform_device *pdev);
264
265int mtk_pinconf_bias_disable_set(struct mtk_pinctrl *hw,
266 const struct mtk_pin_desc *desc);
267int mtk_pinconf_bias_disable_get(struct mtk_pinctrl *hw,
268 const struct mtk_pin_desc *desc, int *res);
269int mtk_pinconf_bias_set(struct mtk_pinctrl *hw,
270 const struct mtk_pin_desc *desc, bool pullup);
271int mtk_pinconf_bias_get(struct mtk_pinctrl *hw,
272 const struct mtk_pin_desc *desc, bool pullup,
273 int *res);
274
275int mtk_pinconf_bias_disable_set_rev1(struct mtk_pinctrl *hw,
276 const struct mtk_pin_desc *desc);
277int mtk_pinconf_bias_disable_get_rev1(struct mtk_pinctrl *hw,
278 const struct mtk_pin_desc *desc,
279 int *res);
280int mtk_pinconf_bias_set_rev1(struct mtk_pinctrl *hw,
281 const struct mtk_pin_desc *desc, bool pullup);
282int mtk_pinconf_bias_get_rev1(struct mtk_pinctrl *hw,
283 const struct mtk_pin_desc *desc, bool pullup,
284 int *res);
285int mtk_pinconf_bias_set_combo(struct mtk_pinctrl *hw,
286 const struct mtk_pin_desc *desc,
287 u32 pullup, u32 enable);
288int mtk_pinconf_bias_get_combo(struct mtk_pinctrl *hw,
289 const struct mtk_pin_desc *desc,
290 u32 *pullup, u32 *enable);
291
292int mtk_pinconf_drive_set(struct mtk_pinctrl *hw,
293 const struct mtk_pin_desc *desc, u32 arg);
294int mtk_pinconf_drive_get(struct mtk_pinctrl *hw,
295 const struct mtk_pin_desc *desc, int *val);
296
297int mtk_pinconf_drive_set_rev1(struct mtk_pinctrl *hw,
298 const struct mtk_pin_desc *desc, u32 arg);
299int mtk_pinconf_drive_get_rev1(struct mtk_pinctrl *hw,
300 const struct mtk_pin_desc *desc, int *val);
301
302int mtk_pinconf_drive_set_raw(struct mtk_pinctrl *hw,
303 const struct mtk_pin_desc *desc, u32 arg);
304int mtk_pinconf_drive_get_raw(struct mtk_pinctrl *hw,
305 const struct mtk_pin_desc *desc, int *val);
306
307int mtk_pinconf_adv_pull_set(struct mtk_pinctrl *hw,
308 const struct mtk_pin_desc *desc, bool pullup,
309 u32 arg);
310int mtk_pinconf_adv_pull_get(struct mtk_pinctrl *hw,
311 const struct mtk_pin_desc *desc, bool pullup,
312 u32 *val);
313int mtk_pinconf_adv_drive_set(struct mtk_pinctrl *hw,
314 const struct mtk_pin_desc *desc, u32 arg);
315int mtk_pinconf_adv_drive_get(struct mtk_pinctrl *hw,
316 const struct mtk_pin_desc *desc, u32 *val);
317
318bool mtk_is_virt_gpio(struct mtk_pinctrl *hw, unsigned int gpio_n);
319#endif
320