1 // SPDX-License-Identifier: GPL-2.0
2 /*
3  * Pinctrl / GPIO driver for StarFive JH7110 SoC sys controller
4  *
5  * Copyright (C) 2022 Emil Renner Berthing <kernel@esmil.dk>
6  * Copyright (C) 2022 StarFive Technology Co., Ltd.
7  */
8 
9 #include <linux/bits.h>
10 #include <linux/clk.h>
11 #include <linux/gpio/driver.h>
12 #include <linux/io.h>
13 #include <linux/mod_devicetable.h>
14 #include <linux/module.h>
15 #include <linux/mutex.h>
16 #include <linux/platform_device.h>
17 #include <linux/reset.h>
18 #include <linux/spinlock.h>
19 
20 #include <linux/pinctrl/pinctrl.h>
21 #include <linux/pinctrl/pinmux.h>
22 
23 #include <dt-bindings/pinctrl/starfive,jh7110-pinctrl.h>
24 
25 #include "../core.h"
26 #include "../pinctrl-utils.h"
27 #include "../pinmux.h"
28 #include "../pinconf.h"
29 #include "pinctrl-starfive-jh7110.h"
30 
31 #define JH7110_SYS_NGPIO		64
32 #define JH7110_SYS_GC_BASE		0
33 
34 #define JH7110_SYS_REGS_NUM		174
35 
36 /* registers */
37 #define JH7110_SYS_DOEN			0x000
38 #define JH7110_SYS_DOUT			0x040
39 #define JH7110_SYS_GPI			0x080
40 #define JH7110_SYS_GPIOIN		0x118
41 
42 #define JH7110_SYS_GPIOEN		0x0dc
43 #define JH7110_SYS_GPIOIS0		0x0e0
44 #define JH7110_SYS_GPIOIS1		0x0e4
45 #define JH7110_SYS_GPIOIC0		0x0e8
46 #define JH7110_SYS_GPIOIC1		0x0ec
47 #define JH7110_SYS_GPIOIBE0		0x0f0
48 #define JH7110_SYS_GPIOIBE1		0x0f4
49 #define JH7110_SYS_GPIOIEV0		0x0f8
50 #define JH7110_SYS_GPIOIEV1		0x0fc
51 #define JH7110_SYS_GPIOIE0		0x100
52 #define JH7110_SYS_GPIOIE1		0x104
53 #define JH7110_SYS_GPIORIS0		0x108
54 #define JH7110_SYS_GPIORIS1		0x10c
55 #define JH7110_SYS_GPIOMIS0		0x110
56 #define JH7110_SYS_GPIOMIS1		0x114
57 
58 #define JH7110_SYS_GPO_PDA_0_74_CFG	0x120
59 #define JH7110_SYS_GPO_PDA_89_94_CFG	0x284
60 
61 static const struct pinctrl_pin_desc jh7110_sys_pins[] = {
62 	PINCTRL_PIN(PAD_GPIO0,		"GPIO0"),
63 	PINCTRL_PIN(PAD_GPIO1,		"GPIO1"),
64 	PINCTRL_PIN(PAD_GPIO2,		"GPIO2"),
65 	PINCTRL_PIN(PAD_GPIO3,		"GPIO3"),
66 	PINCTRL_PIN(PAD_GPIO4,		"GPIO4"),
67 	PINCTRL_PIN(PAD_GPIO5,		"GPIO5"),
68 	PINCTRL_PIN(PAD_GPIO6,		"GPIO6"),
69 	PINCTRL_PIN(PAD_GPIO7,		"GPIO7"),
70 	PINCTRL_PIN(PAD_GPIO8,		"GPIO8"),
71 	PINCTRL_PIN(PAD_GPIO9,		"GPIO9"),
72 	PINCTRL_PIN(PAD_GPIO10,		"GPIO10"),
73 	PINCTRL_PIN(PAD_GPIO11,		"GPIO11"),
74 	PINCTRL_PIN(PAD_GPIO12,		"GPIO12"),
75 	PINCTRL_PIN(PAD_GPIO13,		"GPIO13"),
76 	PINCTRL_PIN(PAD_GPIO14,		"GPIO14"),
77 	PINCTRL_PIN(PAD_GPIO15,		"GPIO15"),
78 	PINCTRL_PIN(PAD_GPIO16,		"GPIO16"),
79 	PINCTRL_PIN(PAD_GPIO17,		"GPIO17"),
80 	PINCTRL_PIN(PAD_GPIO18,		"GPIO18"),
81 	PINCTRL_PIN(PAD_GPIO19,		"GPIO19"),
82 	PINCTRL_PIN(PAD_GPIO20,		"GPIO20"),
83 	PINCTRL_PIN(PAD_GPIO21,		"GPIO21"),
84 	PINCTRL_PIN(PAD_GPIO22,		"GPIO22"),
85 	PINCTRL_PIN(PAD_GPIO23,		"GPIO23"),
86 	PINCTRL_PIN(PAD_GPIO24,		"GPIO24"),
87 	PINCTRL_PIN(PAD_GPIO25,		"GPIO25"),
88 	PINCTRL_PIN(PAD_GPIO26,		"GPIO26"),
89 	PINCTRL_PIN(PAD_GPIO27,		"GPIO27"),
90 	PINCTRL_PIN(PAD_GPIO28,		"GPIO28"),
91 	PINCTRL_PIN(PAD_GPIO29,		"GPIO29"),
92 	PINCTRL_PIN(PAD_GPIO30,		"GPIO30"),
93 	PINCTRL_PIN(PAD_GPIO31,		"GPIO31"),
94 	PINCTRL_PIN(PAD_GPIO32,		"GPIO32"),
95 	PINCTRL_PIN(PAD_GPIO33,		"GPIO33"),
96 	PINCTRL_PIN(PAD_GPIO34,		"GPIO34"),
97 	PINCTRL_PIN(PAD_GPIO35,		"GPIO35"),
98 	PINCTRL_PIN(PAD_GPIO36,		"GPIO36"),
99 	PINCTRL_PIN(PAD_GPIO37,		"GPIO37"),
100 	PINCTRL_PIN(PAD_GPIO38,		"GPIO38"),
101 	PINCTRL_PIN(PAD_GPIO39,		"GPIO39"),
102 	PINCTRL_PIN(PAD_GPIO40,		"GPIO40"),
103 	PINCTRL_PIN(PAD_GPIO41,		"GPIO41"),
104 	PINCTRL_PIN(PAD_GPIO42,		"GPIO42"),
105 	PINCTRL_PIN(PAD_GPIO43,		"GPIO43"),
106 	PINCTRL_PIN(PAD_GPIO44,		"GPIO44"),
107 	PINCTRL_PIN(PAD_GPIO45,		"GPIO45"),
108 	PINCTRL_PIN(PAD_GPIO46,		"GPIO46"),
109 	PINCTRL_PIN(PAD_GPIO47,		"GPIO47"),
110 	PINCTRL_PIN(PAD_GPIO48,		"GPIO48"),
111 	PINCTRL_PIN(PAD_GPIO49,		"GPIO49"),
112 	PINCTRL_PIN(PAD_GPIO50,		"GPIO50"),
113 	PINCTRL_PIN(PAD_GPIO51,		"GPIO51"),
114 	PINCTRL_PIN(PAD_GPIO52,		"GPIO52"),
115 	PINCTRL_PIN(PAD_GPIO53,		"GPIO53"),
116 	PINCTRL_PIN(PAD_GPIO54,		"GPIO54"),
117 	PINCTRL_PIN(PAD_GPIO55,		"GPIO55"),
118 	PINCTRL_PIN(PAD_GPIO56,		"GPIO56"),
119 	PINCTRL_PIN(PAD_GPIO57,		"GPIO57"),
120 	PINCTRL_PIN(PAD_GPIO58,		"GPIO58"),
121 	PINCTRL_PIN(PAD_GPIO59,		"GPIO59"),
122 	PINCTRL_PIN(PAD_GPIO60,		"GPIO60"),
123 	PINCTRL_PIN(PAD_GPIO61,		"GPIO61"),
124 	PINCTRL_PIN(PAD_GPIO62,		"GPIO62"),
125 	PINCTRL_PIN(PAD_GPIO63,		"GPIO63"),
126 	PINCTRL_PIN(PAD_SD0_CLK,	"SD0_CLK"),
127 	PINCTRL_PIN(PAD_SD0_CMD,	"SD0_CMD"),
128 	PINCTRL_PIN(PAD_SD0_DATA0,	"SD0_DATA0"),
129 	PINCTRL_PIN(PAD_SD0_DATA1,	"SD0_DATA1"),
130 	PINCTRL_PIN(PAD_SD0_DATA2,	"SD0_DATA2"),
131 	PINCTRL_PIN(PAD_SD0_DATA3,	"SD0_DATA3"),
132 	PINCTRL_PIN(PAD_SD0_DATA4,	"SD0_DATA4"),
133 	PINCTRL_PIN(PAD_SD0_DATA5,	"SD0_DATA5"),
134 	PINCTRL_PIN(PAD_SD0_DATA6,	"SD0_DATA6"),
135 	PINCTRL_PIN(PAD_SD0_DATA7,	"SD0_DATA7"),
136 	PINCTRL_PIN(PAD_SD0_STRB,	"SD0_STRB"),
137 	PINCTRL_PIN(PAD_GMAC1_MDC,	"GMAC1_MDC"),
138 	PINCTRL_PIN(PAD_GMAC1_MDIO,	"GMAC1_MDIO"),
139 	PINCTRL_PIN(PAD_GMAC1_RXD0,	"GMAC1_RXD0"),
140 	PINCTRL_PIN(PAD_GMAC1_RXD1,	"GMAC1_RXD1"),
141 	PINCTRL_PIN(PAD_GMAC1_RXD2,	"GMAC1_RXD2"),
142 	PINCTRL_PIN(PAD_GMAC1_RXD3,	"GMAC1_RXD3"),
143 	PINCTRL_PIN(PAD_GMAC1_RXDV,	"GMAC1_RXDV"),
144 	PINCTRL_PIN(PAD_GMAC1_RXC,	"GMAC1_RXC"),
145 	PINCTRL_PIN(PAD_GMAC1_TXD0,	"GMAC1_TXD0"),
146 	PINCTRL_PIN(PAD_GMAC1_TXD1,	"GMAC1_TXD1"),
147 	PINCTRL_PIN(PAD_GMAC1_TXD2,	"GMAC1_TXD2"),
148 	PINCTRL_PIN(PAD_GMAC1_TXD3,	"GMAC1_TXD3"),
149 	PINCTRL_PIN(PAD_GMAC1_TXEN,	"GMAC1_TXEN"),
150 	PINCTRL_PIN(PAD_GMAC1_TXC,	"GMAC1_TXC"),
151 	PINCTRL_PIN(PAD_QSPI_SCLK,	"QSPI_SCLK"),
152 	PINCTRL_PIN(PAD_QSPI_CS0,	"QSPI_CS0"),
153 	PINCTRL_PIN(PAD_QSPI_DATA0,	"QSPI_DATA0"),
154 	PINCTRL_PIN(PAD_QSPI_DATA1,	"QSPI_DATA1"),
155 	PINCTRL_PIN(PAD_QSPI_DATA2,	"QSPI_DATA2"),
156 	PINCTRL_PIN(PAD_QSPI_DATA3,	"QSPI_DATA3"),
157 };
158 
159 struct jh7110_func_sel {
160 	u16 offset;
161 	u8 shift;
162 	u8 max;
163 };
164 
165 static const struct jh7110_func_sel
166 	jh7110_sys_func_sel[ARRAY_SIZE(jh7110_sys_pins)] = {
167 	[PAD_GMAC1_RXC] = { 0x29c,  0, 1 },
168 	[PAD_GPIO10]    = { 0x29c,  2, 3 },
169 	[PAD_GPIO11]    = { 0x29c,  5, 3 },
170 	[PAD_GPIO12]    = { 0x29c,  8, 3 },
171 	[PAD_GPIO13]    = { 0x29c, 11, 3 },
172 	[PAD_GPIO14]    = { 0x29c, 14, 3 },
173 	[PAD_GPIO15]    = { 0x29c, 17, 3 },
174 	[PAD_GPIO16]    = { 0x29c, 20, 3 },
175 	[PAD_GPIO17]    = { 0x29c, 23, 3 },
176 	[PAD_GPIO18]    = { 0x29c, 26, 3 },
177 	[PAD_GPIO19]    = { 0x29c, 29, 3 },
178 
179 	[PAD_GPIO20]    = { 0x2a0,  0, 3 },
180 	[PAD_GPIO21]    = { 0x2a0,  3, 3 },
181 	[PAD_GPIO22]    = { 0x2a0,  6, 3 },
182 	[PAD_GPIO23]    = { 0x2a0,  9, 3 },
183 	[PAD_GPIO24]    = { 0x2a0, 12, 3 },
184 	[PAD_GPIO25]    = { 0x2a0, 15, 3 },
185 	[PAD_GPIO26]    = { 0x2a0, 18, 3 },
186 	[PAD_GPIO27]    = { 0x2a0, 21, 3 },
187 	[PAD_GPIO28]    = { 0x2a0, 24, 3 },
188 	[PAD_GPIO29]    = { 0x2a0, 27, 3 },
189 
190 	[PAD_GPIO30]    = { 0x2a4,  0, 3 },
191 	[PAD_GPIO31]    = { 0x2a4,  3, 3 },
192 	[PAD_GPIO32]    = { 0x2a4,  6, 3 },
193 	[PAD_GPIO33]    = { 0x2a4,  9, 3 },
194 	[PAD_GPIO34]    = { 0x2a4, 12, 3 },
195 	[PAD_GPIO35]    = { 0x2a4, 15, 3 },
196 	[PAD_GPIO36]    = { 0x2a4, 17, 3 },
197 	[PAD_GPIO37]    = { 0x2a4, 20, 3 },
198 	[PAD_GPIO38]    = { 0x2a4, 23, 3 },
199 	[PAD_GPIO39]    = { 0x2a4, 26, 3 },
200 	[PAD_GPIO40]    = { 0x2a4, 29, 3 },
201 
202 	[PAD_GPIO41]    = { 0x2a8,  0, 3 },
203 	[PAD_GPIO42]    = { 0x2a8,  3, 3 },
204 	[PAD_GPIO43]    = { 0x2a8,  6, 3 },
205 	[PAD_GPIO44]    = { 0x2a8,  9, 3 },
206 	[PAD_GPIO45]    = { 0x2a8, 12, 3 },
207 	[PAD_GPIO46]    = { 0x2a8, 15, 3 },
208 	[PAD_GPIO47]    = { 0x2a8, 18, 3 },
209 	[PAD_GPIO48]    = { 0x2a8, 21, 3 },
210 	[PAD_GPIO49]    = { 0x2a8, 24, 3 },
211 	[PAD_GPIO50]    = { 0x2a8, 27, 3 },
212 	[PAD_GPIO51]    = { 0x2a8, 30, 3 },
213 
214 	[PAD_GPIO52]    = { 0x2ac,  0, 3 },
215 	[PAD_GPIO53]    = { 0x2ac,  2, 3 },
216 	[PAD_GPIO54]    = { 0x2ac,  4, 3 },
217 	[PAD_GPIO55]    = { 0x2ac,  6, 3 },
218 	[PAD_GPIO56]    = { 0x2ac,  9, 3 },
219 	[PAD_GPIO57]    = { 0x2ac, 12, 3 },
220 	[PAD_GPIO58]    = { 0x2ac, 15, 3 },
221 	[PAD_GPIO59]    = { 0x2ac, 18, 3 },
222 	[PAD_GPIO60]    = { 0x2ac, 21, 3 },
223 	[PAD_GPIO61]    = { 0x2ac, 24, 3 },
224 	[PAD_GPIO62]    = { 0x2ac, 27, 3 },
225 	[PAD_GPIO63]    = { 0x2ac, 30, 3 },
226 
227 	[PAD_GPIO6]     = { 0x2b0,  0, 3 },
228 	[PAD_GPIO7]     = { 0x2b0,  2, 3 },
229 	[PAD_GPIO8]     = { 0x2b0,  5, 3 },
230 	[PAD_GPIO9]     = { 0x2b0,  8, 3 },
231 };
232 
233 struct jh7110_vin_group_sel {
234 	u16 offset;
235 	u8 shift;
236 	u8 group;
237 };
238 
239 static const struct jh7110_vin_group_sel
240 	jh7110_sys_vin_group_sel[ARRAY_SIZE(jh7110_sys_pins)] = {
241 	[PAD_GPIO6]     = { 0x2b4, 21, 0 },
242 	[PAD_GPIO7]     = { 0x2b4, 18, 0 },
243 	[PAD_GPIO8]     = { 0x2b4, 15, 0 },
244 	[PAD_GPIO9]     = { 0x2b0, 11, 0 },
245 	[PAD_GPIO10]    = { 0x2b0, 20, 0 },
246 	[PAD_GPIO11]    = { 0x2b0, 23, 0 },
247 	[PAD_GPIO12]    = { 0x2b0, 26, 0 },
248 	[PAD_GPIO13]    = { 0x2b0, 29, 0 },
249 	[PAD_GPIO14]    = { 0x2b4,  0, 0 },
250 	[PAD_GPIO15]    = { 0x2b4,  3, 0 },
251 	[PAD_GPIO16]    = { 0x2b4,  6, 0 },
252 	[PAD_GPIO17]    = { 0x2b4,  9, 0 },
253 	[PAD_GPIO18]    = { 0x2b4, 12, 0 },
254 	[PAD_GPIO19]    = { 0x2b0, 14, 0 },
255 	[PAD_GPIO20]    = { 0x2b0, 17, 0 },
256 
257 	[PAD_GPIO21]    = { 0x2b4, 21, 1 },
258 	[PAD_GPIO22]    = { 0x2b4, 18, 1 },
259 	[PAD_GPIO23]    = { 0x2b4, 15, 1 },
260 	[PAD_GPIO24]    = { 0x2b0, 11, 1 },
261 	[PAD_GPIO25]    = { 0x2b0, 20, 1 },
262 	[PAD_GPIO26]    = { 0x2b0, 23, 1 },
263 	[PAD_GPIO27]    = { 0x2b0, 26, 1 },
264 	[PAD_GPIO28]    = { 0x2b0, 29, 1 },
265 	[PAD_GPIO29]    = { 0x2b4,  0, 1 },
266 	[PAD_GPIO30]    = { 0x2b4,  3, 1 },
267 	[PAD_GPIO31]    = { 0x2b4,  6, 1 },
268 	[PAD_GPIO32]    = { 0x2b4,  9, 1 },
269 	[PAD_GPIO33]    = { 0x2b4, 12, 1 },
270 	[PAD_GPIO34]    = { 0x2b0, 14, 1 },
271 	[PAD_GPIO35]    = { 0x2b0, 17, 1 },
272 
273 	[PAD_GPIO36]    = { 0x2b4, 21, 2 },
274 	[PAD_GPIO37]    = { 0x2b4, 18, 2 },
275 	[PAD_GPIO38]    = { 0x2b4, 15, 2 },
276 	[PAD_GPIO39]    = { 0x2b0, 11, 2 },
277 	[PAD_GPIO40]    = { 0x2b0, 20, 2 },
278 	[PAD_GPIO41]    = { 0x2b0, 23, 2 },
279 	[PAD_GPIO42]    = { 0x2b0, 26, 2 },
280 	[PAD_GPIO43]    = { 0x2b0, 29, 2 },
281 	[PAD_GPIO44]    = { 0x2b4,  0, 2 },
282 	[PAD_GPIO45]    = { 0x2b4,  3, 2 },
283 	[PAD_GPIO46]    = { 0x2b4,  6, 2 },
284 	[PAD_GPIO47]    = { 0x2b4,  9, 2 },
285 	[PAD_GPIO48]    = { 0x2b4, 12, 2 },
286 	[PAD_GPIO49]    = { 0x2b0, 14, 2 },
287 	[PAD_GPIO50]    = { 0x2b0, 17, 2 },
288 };
289 
jh7110_set_function(struct jh7110_pinctrl * sfp,unsigned int pin,u32 func)290 static void jh7110_set_function(struct jh7110_pinctrl *sfp,
291 				unsigned int pin, u32 func)
292 {
293 	const struct jh7110_func_sel *fs = &jh7110_sys_func_sel[pin];
294 	unsigned long flags;
295 	void __iomem *reg;
296 	u32 mask;
297 
298 	if (!fs->offset)
299 		return;
300 
301 	if (func > fs->max)
302 		return;
303 
304 	reg = sfp->base + fs->offset;
305 	func = func << fs->shift;
306 	mask = 0x3U << fs->shift;
307 
308 	raw_spin_lock_irqsave(&sfp->lock, flags);
309 	func |= readl_relaxed(reg) & ~mask;
310 	writel_relaxed(func, reg);
311 	raw_spin_unlock_irqrestore(&sfp->lock, flags);
312 }
313 
jh7110_set_vin_group(struct jh7110_pinctrl * sfp,unsigned int pin)314 static void jh7110_set_vin_group(struct jh7110_pinctrl *sfp,
315 				 unsigned int pin)
316 {
317 	const struct jh7110_vin_group_sel *gs = &jh7110_sys_vin_group_sel[pin];
318 	unsigned long flags;
319 	void __iomem *reg;
320 	u32 mask;
321 	u32 grp;
322 
323 	if (!gs->offset)
324 		return;
325 
326 	reg = sfp->base + gs->offset;
327 	grp = gs->group << gs->shift;
328 	mask = 0x3U << gs->shift;
329 
330 	raw_spin_lock_irqsave(&sfp->lock, flags);
331 	grp |= readl_relaxed(reg) & ~mask;
332 	writel_relaxed(grp, reg);
333 	raw_spin_unlock_irqrestore(&sfp->lock, flags);
334 }
335 
jh7110_sys_set_one_pin_mux(struct jh7110_pinctrl * sfp,unsigned int pin,unsigned int din,u32 dout,u32 doen,u32 func)336 static int jh7110_sys_set_one_pin_mux(struct jh7110_pinctrl *sfp,
337 				      unsigned int pin,
338 				      unsigned int din, u32 dout,
339 				      u32 doen, u32 func)
340 {
341 	if (pin < sfp->gc.ngpio && func == 0)
342 		jh7110_set_gpiomux(sfp, pin, din, dout, doen);
343 
344 	jh7110_set_function(sfp, pin, func);
345 
346 	if (pin < sfp->gc.ngpio && func == 2)
347 		jh7110_set_vin_group(sfp, pin);
348 
349 	return 0;
350 }
351 
jh7110_sys_get_padcfg_base(struct jh7110_pinctrl * sfp,unsigned int pin)352 static int jh7110_sys_get_padcfg_base(struct jh7110_pinctrl *sfp,
353 				      unsigned int pin)
354 {
355 	if (pin < PAD_GMAC1_MDC)
356 		return JH7110_SYS_GPO_PDA_0_74_CFG;
357 	else if (pin > PAD_GMAC1_TXC && pin <= PAD_QSPI_DATA3)
358 		return JH7110_SYS_GPO_PDA_89_94_CFG;
359 	else
360 		return -1;
361 }
362 
jh7110_sys_irq_handler(struct irq_desc * desc)363 static void jh7110_sys_irq_handler(struct irq_desc *desc)
364 {
365 	struct jh7110_pinctrl *sfp = jh7110_from_irq_desc(desc);
366 	struct irq_chip *chip = irq_desc_get_chip(desc);
367 	unsigned long mis;
368 	unsigned int pin;
369 
370 	chained_irq_enter(chip, desc);
371 
372 	mis = readl_relaxed(sfp->base + JH7110_SYS_GPIOMIS0);
373 	for_each_set_bit(pin, &mis, 32)
374 		generic_handle_domain_irq(sfp->gc.irq.domain, pin);
375 
376 	mis = readl_relaxed(sfp->base + JH7110_SYS_GPIOMIS1);
377 	for_each_set_bit(pin, &mis, 32)
378 		generic_handle_domain_irq(sfp->gc.irq.domain, pin + 32);
379 
380 	chained_irq_exit(chip, desc);
381 }
382 
jh7110_sys_init_hw(struct gpio_chip * gc)383 static int jh7110_sys_init_hw(struct gpio_chip *gc)
384 {
385 	struct jh7110_pinctrl *sfp = container_of(gc,
386 			struct jh7110_pinctrl, gc);
387 
388 	/* mask all GPIO interrupts */
389 	writel(0U, sfp->base + JH7110_SYS_GPIOIE0);
390 	writel(0U, sfp->base + JH7110_SYS_GPIOIE1);
391 	/* clear edge interrupt flags */
392 	writel(~0U, sfp->base + JH7110_SYS_GPIOIC0);
393 	writel(~0U, sfp->base + JH7110_SYS_GPIOIC1);
394 	/* enable GPIO interrupts */
395 	writel(1U, sfp->base + JH7110_SYS_GPIOEN);
396 	return 0;
397 }
398 
399 static const struct jh7110_gpio_irq_reg jh7110_sys_irq_reg = {
400 	.is_reg_base	= JH7110_SYS_GPIOIS0,
401 	.ic_reg_base	= JH7110_SYS_GPIOIC0,
402 	.ibe_reg_base	= JH7110_SYS_GPIOIBE0,
403 	.iev_reg_base	= JH7110_SYS_GPIOIEV0,
404 	.ie_reg_base	= JH7110_SYS_GPIOIE0,
405 	.ris_reg_base	= JH7110_SYS_GPIORIS0,
406 	.mis_reg_base	= JH7110_SYS_GPIOMIS0,
407 };
408 
409 static const struct jh7110_pinctrl_soc_info jh7110_sys_pinctrl_info = {
410 	.pins		= jh7110_sys_pins,
411 	.npins		= ARRAY_SIZE(jh7110_sys_pins),
412 	.ngpios		= JH7110_SYS_NGPIO,
413 	.gc_base	= JH7110_SYS_GC_BASE,
414 	.dout_reg_base	= JH7110_SYS_DOUT,
415 	.dout_mask	= GENMASK(6, 0),
416 	.doen_reg_base	= JH7110_SYS_DOEN,
417 	.doen_mask	= GENMASK(5, 0),
418 	.gpi_reg_base	= JH7110_SYS_GPI,
419 	.gpi_mask	= GENMASK(6, 0),
420 	.gpioin_reg_base	   = JH7110_SYS_GPIOIN,
421 	.irq_reg		   = &jh7110_sys_irq_reg,
422 	.nsaved_regs		   = JH7110_SYS_REGS_NUM,
423 	.jh7110_set_one_pin_mux  = jh7110_sys_set_one_pin_mux,
424 	.jh7110_get_padcfg_base  = jh7110_sys_get_padcfg_base,
425 	.jh7110_gpio_irq_handler = jh7110_sys_irq_handler,
426 	.jh7110_gpio_init_hw	 = jh7110_sys_init_hw,
427 };
428 
429 static const struct of_device_id jh7110_sys_pinctrl_of_match[] = {
430 	{
431 		.compatible = "starfive,jh7110-sys-pinctrl",
432 		.data = &jh7110_sys_pinctrl_info,
433 	},
434 	{ /* sentinel */ }
435 };
436 MODULE_DEVICE_TABLE(of, jh7110_sys_pinctrl_of_match);
437 
438 static struct platform_driver jh7110_sys_pinctrl_driver = {
439 	.probe = jh7110_pinctrl_probe,
440 	.driver = {
441 		.name = "starfive-jh7110-sys-pinctrl",
442 		.of_match_table = jh7110_sys_pinctrl_of_match,
443 		.pm = pm_sleep_ptr(&jh7110_pinctrl_pm_ops),
444 	},
445 };
446 module_platform_driver(jh7110_sys_pinctrl_driver);
447 
448 MODULE_DESCRIPTION("Pinctrl driver for the StarFive JH7110 SoC sys controller");
449 MODULE_AUTHOR("Emil Renner Berthing <kernel@esmil.dk>");
450 MODULE_AUTHOR("Jianlong Huang <jianlong.huang@starfivetech.com>");
451 MODULE_LICENSE("GPL");
452