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0012 #ifndef __PINMUX_SPEAR_H__
0013 #define __PINMUX_SPEAR_H__
0014
0015 #include <linux/gpio/driver.h>
0016 #include <linux/io.h>
0017 #include <linux/pinctrl/pinctrl.h>
0018 #include <linux/regmap.h>
0019 #include <linux/types.h>
0020
0021 struct platform_device;
0022 struct device;
0023 struct spear_pmx;
0024
0025
0026
0027
0028
0029
0030
0031
0032
0033 struct spear_pmx_mode {
0034 const char *const name;
0035 u16 mode;
0036 u16 reg;
0037 u16 mask;
0038 u32 val;
0039 };
0040
0041
0042
0043
0044
0045
0046
0047 struct spear_muxreg {
0048 u16 reg;
0049 u32 mask;
0050 u32 val;
0051 };
0052
0053 struct spear_gpio_pingroup {
0054 const unsigned *pins;
0055 unsigned npins;
0056 struct spear_muxreg *muxregs;
0057 u8 nmuxregs;
0058 };
0059
0060
0061 #define DEFINE_MUXREG(__pins, __muxreg, __mask, __ste) \
0062 static struct spear_muxreg __pins##_muxregs[] = { \
0063 { \
0064 .reg = __muxreg, \
0065 .mask = __mask, \
0066 .val = __ste ? __mask : 0, \
0067 }, \
0068 }
0069
0070 #define DEFINE_2_MUXREG(__pins, __muxreg1, __muxreg2, __mask, __ste1, __ste2) \
0071 static struct spear_muxreg __pins##_muxregs[] = { \
0072 { \
0073 .reg = __muxreg1, \
0074 .mask = __mask, \
0075 .val = __ste1 ? __mask : 0, \
0076 }, { \
0077 .reg = __muxreg2, \
0078 .mask = __mask, \
0079 .val = __ste2 ? __mask : 0, \
0080 }, \
0081 }
0082
0083 #define GPIO_PINGROUP(__pins) \
0084 { \
0085 .pins = __pins, \
0086 .npins = ARRAY_SIZE(__pins), \
0087 .muxregs = __pins##_muxregs, \
0088 .nmuxregs = ARRAY_SIZE(__pins##_muxregs), \
0089 }
0090
0091
0092
0093
0094
0095
0096
0097 struct spear_modemux {
0098 u16 modes;
0099 u8 nmuxregs;
0100 struct spear_muxreg *muxregs;
0101 };
0102
0103
0104
0105
0106
0107
0108
0109
0110
0111
0112
0113
0114 struct spear_pingroup {
0115 const char *name;
0116 const unsigned *pins;
0117 unsigned npins;
0118 struct spear_modemux *modemuxs;
0119 unsigned nmodemuxs;
0120 };
0121
0122
0123
0124
0125
0126
0127
0128 struct spear_function {
0129 const char *name;
0130 const char *const *groups;
0131 unsigned ngroups;
0132 };
0133
0134
0135
0136
0137
0138
0139
0140
0141
0142
0143
0144
0145
0146
0147
0148
0149
0150
0151
0152
0153 struct spear_pinctrl_machdata {
0154 const struct pinctrl_pin_desc *pins;
0155 unsigned npins;
0156 struct spear_function **functions;
0157 unsigned nfunctions;
0158 struct spear_pingroup **groups;
0159 unsigned ngroups;
0160 struct spear_gpio_pingroup *gpio_pingroups;
0161 void (*gpio_request_endisable)(struct spear_pmx *pmx, int offset,
0162 bool enable);
0163 unsigned ngpio_pingroups;
0164
0165 bool modes_supported;
0166 u16 mode;
0167 struct spear_pmx_mode **pmx_modes;
0168 unsigned npmx_modes;
0169 };
0170
0171
0172
0173
0174
0175
0176
0177
0178 struct spear_pmx {
0179 struct device *dev;
0180 struct pinctrl_dev *pctl;
0181 struct spear_pinctrl_machdata *machdata;
0182 struct regmap *regmap;
0183 };
0184
0185
0186 static inline u32 pmx_readl(struct spear_pmx *pmx, u32 reg)
0187 {
0188 u32 val;
0189
0190 regmap_read(pmx->regmap, reg, &val);
0191 return val;
0192 }
0193
0194 static inline void pmx_writel(struct spear_pmx *pmx, u32 val, u32 reg)
0195 {
0196 regmap_write(pmx->regmap, reg, val);
0197 }
0198
0199 void pmx_init_addr(struct spear_pinctrl_machdata *machdata, u16 reg);
0200 void pmx_init_gpio_pingroup_addr(struct spear_gpio_pingroup *gpio_pingroup,
0201 unsigned count, u16 reg);
0202 int spear_pinctrl_probe(struct platform_device *pdev,
0203 struct spear_pinctrl_machdata *machdata);
0204
0205 #define SPEAR_PIN_0_TO_101 \
0206 PINCTRL_PIN(0, "PLGPIO0"), \
0207 PINCTRL_PIN(1, "PLGPIO1"), \
0208 PINCTRL_PIN(2, "PLGPIO2"), \
0209 PINCTRL_PIN(3, "PLGPIO3"), \
0210 PINCTRL_PIN(4, "PLGPIO4"), \
0211 PINCTRL_PIN(5, "PLGPIO5"), \
0212 PINCTRL_PIN(6, "PLGPIO6"), \
0213 PINCTRL_PIN(7, "PLGPIO7"), \
0214 PINCTRL_PIN(8, "PLGPIO8"), \
0215 PINCTRL_PIN(9, "PLGPIO9"), \
0216 PINCTRL_PIN(10, "PLGPIO10"), \
0217 PINCTRL_PIN(11, "PLGPIO11"), \
0218 PINCTRL_PIN(12, "PLGPIO12"), \
0219 PINCTRL_PIN(13, "PLGPIO13"), \
0220 PINCTRL_PIN(14, "PLGPIO14"), \
0221 PINCTRL_PIN(15, "PLGPIO15"), \
0222 PINCTRL_PIN(16, "PLGPIO16"), \
0223 PINCTRL_PIN(17, "PLGPIO17"), \
0224 PINCTRL_PIN(18, "PLGPIO18"), \
0225 PINCTRL_PIN(19, "PLGPIO19"), \
0226 PINCTRL_PIN(20, "PLGPIO20"), \
0227 PINCTRL_PIN(21, "PLGPIO21"), \
0228 PINCTRL_PIN(22, "PLGPIO22"), \
0229 PINCTRL_PIN(23, "PLGPIO23"), \
0230 PINCTRL_PIN(24, "PLGPIO24"), \
0231 PINCTRL_PIN(25, "PLGPIO25"), \
0232 PINCTRL_PIN(26, "PLGPIO26"), \
0233 PINCTRL_PIN(27, "PLGPIO27"), \
0234 PINCTRL_PIN(28, "PLGPIO28"), \
0235 PINCTRL_PIN(29, "PLGPIO29"), \
0236 PINCTRL_PIN(30, "PLGPIO30"), \
0237 PINCTRL_PIN(31, "PLGPIO31"), \
0238 PINCTRL_PIN(32, "PLGPIO32"), \
0239 PINCTRL_PIN(33, "PLGPIO33"), \
0240 PINCTRL_PIN(34, "PLGPIO34"), \
0241 PINCTRL_PIN(35, "PLGPIO35"), \
0242 PINCTRL_PIN(36, "PLGPIO36"), \
0243 PINCTRL_PIN(37, "PLGPIO37"), \
0244 PINCTRL_PIN(38, "PLGPIO38"), \
0245 PINCTRL_PIN(39, "PLGPIO39"), \
0246 PINCTRL_PIN(40, "PLGPIO40"), \
0247 PINCTRL_PIN(41, "PLGPIO41"), \
0248 PINCTRL_PIN(42, "PLGPIO42"), \
0249 PINCTRL_PIN(43, "PLGPIO43"), \
0250 PINCTRL_PIN(44, "PLGPIO44"), \
0251 PINCTRL_PIN(45, "PLGPIO45"), \
0252 PINCTRL_PIN(46, "PLGPIO46"), \
0253 PINCTRL_PIN(47, "PLGPIO47"), \
0254 PINCTRL_PIN(48, "PLGPIO48"), \
0255 PINCTRL_PIN(49, "PLGPIO49"), \
0256 PINCTRL_PIN(50, "PLGPIO50"), \
0257 PINCTRL_PIN(51, "PLGPIO51"), \
0258 PINCTRL_PIN(52, "PLGPIO52"), \
0259 PINCTRL_PIN(53, "PLGPIO53"), \
0260 PINCTRL_PIN(54, "PLGPIO54"), \
0261 PINCTRL_PIN(55, "PLGPIO55"), \
0262 PINCTRL_PIN(56, "PLGPIO56"), \
0263 PINCTRL_PIN(57, "PLGPIO57"), \
0264 PINCTRL_PIN(58, "PLGPIO58"), \
0265 PINCTRL_PIN(59, "PLGPIO59"), \
0266 PINCTRL_PIN(60, "PLGPIO60"), \
0267 PINCTRL_PIN(61, "PLGPIO61"), \
0268 PINCTRL_PIN(62, "PLGPIO62"), \
0269 PINCTRL_PIN(63, "PLGPIO63"), \
0270 PINCTRL_PIN(64, "PLGPIO64"), \
0271 PINCTRL_PIN(65, "PLGPIO65"), \
0272 PINCTRL_PIN(66, "PLGPIO66"), \
0273 PINCTRL_PIN(67, "PLGPIO67"), \
0274 PINCTRL_PIN(68, "PLGPIO68"), \
0275 PINCTRL_PIN(69, "PLGPIO69"), \
0276 PINCTRL_PIN(70, "PLGPIO70"), \
0277 PINCTRL_PIN(71, "PLGPIO71"), \
0278 PINCTRL_PIN(72, "PLGPIO72"), \
0279 PINCTRL_PIN(73, "PLGPIO73"), \
0280 PINCTRL_PIN(74, "PLGPIO74"), \
0281 PINCTRL_PIN(75, "PLGPIO75"), \
0282 PINCTRL_PIN(76, "PLGPIO76"), \
0283 PINCTRL_PIN(77, "PLGPIO77"), \
0284 PINCTRL_PIN(78, "PLGPIO78"), \
0285 PINCTRL_PIN(79, "PLGPIO79"), \
0286 PINCTRL_PIN(80, "PLGPIO80"), \
0287 PINCTRL_PIN(81, "PLGPIO81"), \
0288 PINCTRL_PIN(82, "PLGPIO82"), \
0289 PINCTRL_PIN(83, "PLGPIO83"), \
0290 PINCTRL_PIN(84, "PLGPIO84"), \
0291 PINCTRL_PIN(85, "PLGPIO85"), \
0292 PINCTRL_PIN(86, "PLGPIO86"), \
0293 PINCTRL_PIN(87, "PLGPIO87"), \
0294 PINCTRL_PIN(88, "PLGPIO88"), \
0295 PINCTRL_PIN(89, "PLGPIO89"), \
0296 PINCTRL_PIN(90, "PLGPIO90"), \
0297 PINCTRL_PIN(91, "PLGPIO91"), \
0298 PINCTRL_PIN(92, "PLGPIO92"), \
0299 PINCTRL_PIN(93, "PLGPIO93"), \
0300 PINCTRL_PIN(94, "PLGPIO94"), \
0301 PINCTRL_PIN(95, "PLGPIO95"), \
0302 PINCTRL_PIN(96, "PLGPIO96"), \
0303 PINCTRL_PIN(97, "PLGPIO97"), \
0304 PINCTRL_PIN(98, "PLGPIO98"), \
0305 PINCTRL_PIN(99, "PLGPIO99"), \
0306 PINCTRL_PIN(100, "PLGPIO100"), \
0307 PINCTRL_PIN(101, "PLGPIO101")
0308
0309 #define SPEAR_PIN_102_TO_245 \
0310 PINCTRL_PIN(102, "PLGPIO102"), \
0311 PINCTRL_PIN(103, "PLGPIO103"), \
0312 PINCTRL_PIN(104, "PLGPIO104"), \
0313 PINCTRL_PIN(105, "PLGPIO105"), \
0314 PINCTRL_PIN(106, "PLGPIO106"), \
0315 PINCTRL_PIN(107, "PLGPIO107"), \
0316 PINCTRL_PIN(108, "PLGPIO108"), \
0317 PINCTRL_PIN(109, "PLGPIO109"), \
0318 PINCTRL_PIN(110, "PLGPIO110"), \
0319 PINCTRL_PIN(111, "PLGPIO111"), \
0320 PINCTRL_PIN(112, "PLGPIO112"), \
0321 PINCTRL_PIN(113, "PLGPIO113"), \
0322 PINCTRL_PIN(114, "PLGPIO114"), \
0323 PINCTRL_PIN(115, "PLGPIO115"), \
0324 PINCTRL_PIN(116, "PLGPIO116"), \
0325 PINCTRL_PIN(117, "PLGPIO117"), \
0326 PINCTRL_PIN(118, "PLGPIO118"), \
0327 PINCTRL_PIN(119, "PLGPIO119"), \
0328 PINCTRL_PIN(120, "PLGPIO120"), \
0329 PINCTRL_PIN(121, "PLGPIO121"), \
0330 PINCTRL_PIN(122, "PLGPIO122"), \
0331 PINCTRL_PIN(123, "PLGPIO123"), \
0332 PINCTRL_PIN(124, "PLGPIO124"), \
0333 PINCTRL_PIN(125, "PLGPIO125"), \
0334 PINCTRL_PIN(126, "PLGPIO126"), \
0335 PINCTRL_PIN(127, "PLGPIO127"), \
0336 PINCTRL_PIN(128, "PLGPIO128"), \
0337 PINCTRL_PIN(129, "PLGPIO129"), \
0338 PINCTRL_PIN(130, "PLGPIO130"), \
0339 PINCTRL_PIN(131, "PLGPIO131"), \
0340 PINCTRL_PIN(132, "PLGPIO132"), \
0341 PINCTRL_PIN(133, "PLGPIO133"), \
0342 PINCTRL_PIN(134, "PLGPIO134"), \
0343 PINCTRL_PIN(135, "PLGPIO135"), \
0344 PINCTRL_PIN(136, "PLGPIO136"), \
0345 PINCTRL_PIN(137, "PLGPIO137"), \
0346 PINCTRL_PIN(138, "PLGPIO138"), \
0347 PINCTRL_PIN(139, "PLGPIO139"), \
0348 PINCTRL_PIN(140, "PLGPIO140"), \
0349 PINCTRL_PIN(141, "PLGPIO141"), \
0350 PINCTRL_PIN(142, "PLGPIO142"), \
0351 PINCTRL_PIN(143, "PLGPIO143"), \
0352 PINCTRL_PIN(144, "PLGPIO144"), \
0353 PINCTRL_PIN(145, "PLGPIO145"), \
0354 PINCTRL_PIN(146, "PLGPIO146"), \
0355 PINCTRL_PIN(147, "PLGPIO147"), \
0356 PINCTRL_PIN(148, "PLGPIO148"), \
0357 PINCTRL_PIN(149, "PLGPIO149"), \
0358 PINCTRL_PIN(150, "PLGPIO150"), \
0359 PINCTRL_PIN(151, "PLGPIO151"), \
0360 PINCTRL_PIN(152, "PLGPIO152"), \
0361 PINCTRL_PIN(153, "PLGPIO153"), \
0362 PINCTRL_PIN(154, "PLGPIO154"), \
0363 PINCTRL_PIN(155, "PLGPIO155"), \
0364 PINCTRL_PIN(156, "PLGPIO156"), \
0365 PINCTRL_PIN(157, "PLGPIO157"), \
0366 PINCTRL_PIN(158, "PLGPIO158"), \
0367 PINCTRL_PIN(159, "PLGPIO159"), \
0368 PINCTRL_PIN(160, "PLGPIO160"), \
0369 PINCTRL_PIN(161, "PLGPIO161"), \
0370 PINCTRL_PIN(162, "PLGPIO162"), \
0371 PINCTRL_PIN(163, "PLGPIO163"), \
0372 PINCTRL_PIN(164, "PLGPIO164"), \
0373 PINCTRL_PIN(165, "PLGPIO165"), \
0374 PINCTRL_PIN(166, "PLGPIO166"), \
0375 PINCTRL_PIN(167, "PLGPIO167"), \
0376 PINCTRL_PIN(168, "PLGPIO168"), \
0377 PINCTRL_PIN(169, "PLGPIO169"), \
0378 PINCTRL_PIN(170, "PLGPIO170"), \
0379 PINCTRL_PIN(171, "PLGPIO171"), \
0380 PINCTRL_PIN(172, "PLGPIO172"), \
0381 PINCTRL_PIN(173, "PLGPIO173"), \
0382 PINCTRL_PIN(174, "PLGPIO174"), \
0383 PINCTRL_PIN(175, "PLGPIO175"), \
0384 PINCTRL_PIN(176, "PLGPIO176"), \
0385 PINCTRL_PIN(177, "PLGPIO177"), \
0386 PINCTRL_PIN(178, "PLGPIO178"), \
0387 PINCTRL_PIN(179, "PLGPIO179"), \
0388 PINCTRL_PIN(180, "PLGPIO180"), \
0389 PINCTRL_PIN(181, "PLGPIO181"), \
0390 PINCTRL_PIN(182, "PLGPIO182"), \
0391 PINCTRL_PIN(183, "PLGPIO183"), \
0392 PINCTRL_PIN(184, "PLGPIO184"), \
0393 PINCTRL_PIN(185, "PLGPIO185"), \
0394 PINCTRL_PIN(186, "PLGPIO186"), \
0395 PINCTRL_PIN(187, "PLGPIO187"), \
0396 PINCTRL_PIN(188, "PLGPIO188"), \
0397 PINCTRL_PIN(189, "PLGPIO189"), \
0398 PINCTRL_PIN(190, "PLGPIO190"), \
0399 PINCTRL_PIN(191, "PLGPIO191"), \
0400 PINCTRL_PIN(192, "PLGPIO192"), \
0401 PINCTRL_PIN(193, "PLGPIO193"), \
0402 PINCTRL_PIN(194, "PLGPIO194"), \
0403 PINCTRL_PIN(195, "PLGPIO195"), \
0404 PINCTRL_PIN(196, "PLGPIO196"), \
0405 PINCTRL_PIN(197, "PLGPIO197"), \
0406 PINCTRL_PIN(198, "PLGPIO198"), \
0407 PINCTRL_PIN(199, "PLGPIO199"), \
0408 PINCTRL_PIN(200, "PLGPIO200"), \
0409 PINCTRL_PIN(201, "PLGPIO201"), \
0410 PINCTRL_PIN(202, "PLGPIO202"), \
0411 PINCTRL_PIN(203, "PLGPIO203"), \
0412 PINCTRL_PIN(204, "PLGPIO204"), \
0413 PINCTRL_PIN(205, "PLGPIO205"), \
0414 PINCTRL_PIN(206, "PLGPIO206"), \
0415 PINCTRL_PIN(207, "PLGPIO207"), \
0416 PINCTRL_PIN(208, "PLGPIO208"), \
0417 PINCTRL_PIN(209, "PLGPIO209"), \
0418 PINCTRL_PIN(210, "PLGPIO210"), \
0419 PINCTRL_PIN(211, "PLGPIO211"), \
0420 PINCTRL_PIN(212, "PLGPIO212"), \
0421 PINCTRL_PIN(213, "PLGPIO213"), \
0422 PINCTRL_PIN(214, "PLGPIO214"), \
0423 PINCTRL_PIN(215, "PLGPIO215"), \
0424 PINCTRL_PIN(216, "PLGPIO216"), \
0425 PINCTRL_PIN(217, "PLGPIO217"), \
0426 PINCTRL_PIN(218, "PLGPIO218"), \
0427 PINCTRL_PIN(219, "PLGPIO219"), \
0428 PINCTRL_PIN(220, "PLGPIO220"), \
0429 PINCTRL_PIN(221, "PLGPIO221"), \
0430 PINCTRL_PIN(222, "PLGPIO222"), \
0431 PINCTRL_PIN(223, "PLGPIO223"), \
0432 PINCTRL_PIN(224, "PLGPIO224"), \
0433 PINCTRL_PIN(225, "PLGPIO225"), \
0434 PINCTRL_PIN(226, "PLGPIO226"), \
0435 PINCTRL_PIN(227, "PLGPIO227"), \
0436 PINCTRL_PIN(228, "PLGPIO228"), \
0437 PINCTRL_PIN(229, "PLGPIO229"), \
0438 PINCTRL_PIN(230, "PLGPIO230"), \
0439 PINCTRL_PIN(231, "PLGPIO231"), \
0440 PINCTRL_PIN(232, "PLGPIO232"), \
0441 PINCTRL_PIN(233, "PLGPIO233"), \
0442 PINCTRL_PIN(234, "PLGPIO234"), \
0443 PINCTRL_PIN(235, "PLGPIO235"), \
0444 PINCTRL_PIN(236, "PLGPIO236"), \
0445 PINCTRL_PIN(237, "PLGPIO237"), \
0446 PINCTRL_PIN(238, "PLGPIO238"), \
0447 PINCTRL_PIN(239, "PLGPIO239"), \
0448 PINCTRL_PIN(240, "PLGPIO240"), \
0449 PINCTRL_PIN(241, "PLGPIO241"), \
0450 PINCTRL_PIN(242, "PLGPIO242"), \
0451 PINCTRL_PIN(243, "PLGPIO243"), \
0452 PINCTRL_PIN(244, "PLGPIO244"), \
0453 PINCTRL_PIN(245, "PLGPIO245")
0454
0455 #endif