1 // SPDX-License-Identifier: (GPL-2.0 OR MIT) 2 /* 3 * Microsemi SoCs pinctrl driver 4 * 5 * Author: <alexandre.belloni@free-electrons.com> 6 * License: Dual MIT/GPL 7 * Copyright (c) 2017 Microsemi Corporation 8 */ 9 10 #include <linux/gpio/driver.h> 11 #include <linux/interrupt.h> 12 #include <linux/io.h> 13 #include <linux/mfd/ocelot.h> 14 #include <linux/of_device.h> 15 #include <linux/of_irq.h> 16 #include <linux/of_platform.h> 17 #include <linux/platform_device.h> 18 #include <linux/regmap.h> 19 #include <linux/reset.h> 20 #include <linux/slab.h> 21 22 #include <linux/pinctrl/consumer.h> 23 #include <linux/pinctrl/pinconf-generic.h> 24 #include <linux/pinctrl/pinconf.h> 25 #include <linux/pinctrl/pinctrl.h> 26 #include <linux/pinctrl/pinmux.h> 27 28 #include "core.h" 29 #include "pinconf.h" 30 #include "pinmux.h" 31 32 #define ocelot_clrsetbits(addr, clear, set) \ 33 writel((readl(addr) & ~(clear)) | (set), (addr)) 34 35 enum { 36 PINCONF_BIAS, 37 PINCONF_SCHMITT, 38 PINCONF_DRIVE_STRENGTH, 39 }; 40 41 /* GPIO standard registers */ 42 #define OCELOT_GPIO_OUT_SET 0x0 43 #define OCELOT_GPIO_OUT_CLR 0x4 44 #define OCELOT_GPIO_OUT 0x8 45 #define OCELOT_GPIO_IN 0xc 46 #define OCELOT_GPIO_OE 0x10 47 #define OCELOT_GPIO_INTR 0x14 48 #define OCELOT_GPIO_INTR_ENA 0x18 49 #define OCELOT_GPIO_INTR_IDENT 0x1c 50 #define OCELOT_GPIO_ALT0 0x20 51 #define OCELOT_GPIO_ALT1 0x24 52 #define OCELOT_GPIO_SD_MAP 0x28 53 54 #define OCELOT_FUNC_PER_PIN 4 55 56 enum { 57 FUNC_CAN0_a, 58 FUNC_CAN0_b, 59 FUNC_CAN1, 60 FUNC_CLKMON, 61 FUNC_NONE, 62 FUNC_FC0_a, 63 FUNC_FC0_b, 64 FUNC_FC0_c, 65 FUNC_FC1_a, 66 FUNC_FC1_b, 67 FUNC_FC1_c, 68 FUNC_FC2_a, 69 FUNC_FC2_b, 70 FUNC_FC3_a, 71 FUNC_FC3_b, 72 FUNC_FC3_c, 73 FUNC_FC4_a, 74 FUNC_FC4_b, 75 FUNC_FC4_c, 76 FUNC_FC_SHRD0, 77 FUNC_FC_SHRD1, 78 FUNC_FC_SHRD2, 79 FUNC_FC_SHRD3, 80 FUNC_FC_SHRD4, 81 FUNC_FC_SHRD5, 82 FUNC_FC_SHRD6, 83 FUNC_FC_SHRD7, 84 FUNC_FC_SHRD8, 85 FUNC_FC_SHRD9, 86 FUNC_FC_SHRD10, 87 FUNC_FC_SHRD11, 88 FUNC_FC_SHRD12, 89 FUNC_FC_SHRD13, 90 FUNC_FC_SHRD14, 91 FUNC_FC_SHRD15, 92 FUNC_FC_SHRD16, 93 FUNC_FC_SHRD17, 94 FUNC_FC_SHRD18, 95 FUNC_FC_SHRD19, 96 FUNC_FC_SHRD20, 97 FUNC_GPIO, 98 FUNC_IB_TRG_a, 99 FUNC_IB_TRG_b, 100 FUNC_IB_TRG_c, 101 FUNC_IRQ0, 102 FUNC_IRQ_IN_a, 103 FUNC_IRQ_IN_b, 104 FUNC_IRQ_IN_c, 105 FUNC_IRQ0_IN, 106 FUNC_IRQ_OUT_a, 107 FUNC_IRQ_OUT_b, 108 FUNC_IRQ_OUT_c, 109 FUNC_IRQ0_OUT, 110 FUNC_IRQ1, 111 FUNC_IRQ1_IN, 112 FUNC_IRQ1_OUT, 113 FUNC_EXT_IRQ, 114 FUNC_MIIM, 115 FUNC_MIIM_a, 116 FUNC_MIIM_b, 117 FUNC_MIIM_c, 118 FUNC_MIIM_Sa, 119 FUNC_MIIM_Sb, 120 FUNC_OB_TRG, 121 FUNC_OB_TRG_a, 122 FUNC_OB_TRG_b, 123 FUNC_PHY_LED, 124 FUNC_PCI_WAKE, 125 FUNC_MD, 126 FUNC_PTP0, 127 FUNC_PTP1, 128 FUNC_PTP2, 129 FUNC_PTP3, 130 FUNC_PTPSYNC_0, 131 FUNC_PTPSYNC_1, 132 FUNC_PTPSYNC_2, 133 FUNC_PTPSYNC_3, 134 FUNC_PTPSYNC_4, 135 FUNC_PTPSYNC_5, 136 FUNC_PTPSYNC_6, 137 FUNC_PTPSYNC_7, 138 FUNC_PWM, 139 FUNC_PWM_a, 140 FUNC_PWM_b, 141 FUNC_QSPI1, 142 FUNC_QSPI2, 143 FUNC_R, 144 FUNC_RECO_a, 145 FUNC_RECO_b, 146 FUNC_RECO_CLK, 147 FUNC_SD, 148 FUNC_SFP, 149 FUNC_SFP_SD, 150 FUNC_SG0, 151 FUNC_SG1, 152 FUNC_SG2, 153 FUNC_SGPIO_a, 154 FUNC_SGPIO_b, 155 FUNC_SI, 156 FUNC_SI2, 157 FUNC_TACHO, 158 FUNC_TACHO_a, 159 FUNC_TACHO_b, 160 FUNC_TWI, 161 FUNC_TWI2, 162 FUNC_TWI3, 163 FUNC_TWI_SCL_M, 164 FUNC_TWI_SLC_GATE, 165 FUNC_TWI_SLC_GATE_AD, 166 FUNC_UART, 167 FUNC_UART2, 168 FUNC_UART3, 169 FUNC_USB_H_a, 170 FUNC_USB_H_b, 171 FUNC_USB_H_c, 172 FUNC_USB_S_a, 173 FUNC_USB_S_b, 174 FUNC_USB_S_c, 175 FUNC_PLL_STAT, 176 FUNC_EMMC, 177 FUNC_EMMC_SD, 178 FUNC_REF_CLK, 179 FUNC_RCVRD_CLK, 180 FUNC_MAX 181 }; 182 183 static const char *const ocelot_function_names[] = { 184 [FUNC_CAN0_a] = "can0_a", 185 [FUNC_CAN0_b] = "can0_b", 186 [FUNC_CAN1] = "can1", 187 [FUNC_CLKMON] = "clkmon", 188 [FUNC_NONE] = "none", 189 [FUNC_FC0_a] = "fc0_a", 190 [FUNC_FC0_b] = "fc0_b", 191 [FUNC_FC0_c] = "fc0_c", 192 [FUNC_FC1_a] = "fc1_a", 193 [FUNC_FC1_b] = "fc1_b", 194 [FUNC_FC1_c] = "fc1_c", 195 [FUNC_FC2_a] = "fc2_a", 196 [FUNC_FC2_b] = "fc2_b", 197 [FUNC_FC3_a] = "fc3_a", 198 [FUNC_FC3_b] = "fc3_b", 199 [FUNC_FC3_c] = "fc3_c", 200 [FUNC_FC4_a] = "fc4_a", 201 [FUNC_FC4_b] = "fc4_b", 202 [FUNC_FC4_c] = "fc4_c", 203 [FUNC_FC_SHRD0] = "fc_shrd0", 204 [FUNC_FC_SHRD1] = "fc_shrd1", 205 [FUNC_FC_SHRD2] = "fc_shrd2", 206 [FUNC_FC_SHRD3] = "fc_shrd3", 207 [FUNC_FC_SHRD4] = "fc_shrd4", 208 [FUNC_FC_SHRD5] = "fc_shrd5", 209 [FUNC_FC_SHRD6] = "fc_shrd6", 210 [FUNC_FC_SHRD7] = "fc_shrd7", 211 [FUNC_FC_SHRD8] = "fc_shrd8", 212 [FUNC_FC_SHRD9] = "fc_shrd9", 213 [FUNC_FC_SHRD10] = "fc_shrd10", 214 [FUNC_FC_SHRD11] = "fc_shrd11", 215 [FUNC_FC_SHRD12] = "fc_shrd12", 216 [FUNC_FC_SHRD13] = "fc_shrd13", 217 [FUNC_FC_SHRD14] = "fc_shrd14", 218 [FUNC_FC_SHRD15] = "fc_shrd15", 219 [FUNC_FC_SHRD16] = "fc_shrd16", 220 [FUNC_FC_SHRD17] = "fc_shrd17", 221 [FUNC_FC_SHRD18] = "fc_shrd18", 222 [FUNC_FC_SHRD19] = "fc_shrd19", 223 [FUNC_FC_SHRD20] = "fc_shrd20", 224 [FUNC_GPIO] = "gpio", 225 [FUNC_IB_TRG_a] = "ib_trig_a", 226 [FUNC_IB_TRG_b] = "ib_trig_b", 227 [FUNC_IB_TRG_c] = "ib_trig_c", 228 [FUNC_IRQ0] = "irq0", 229 [FUNC_IRQ_IN_a] = "irq_in_a", 230 [FUNC_IRQ_IN_b] = "irq_in_b", 231 [FUNC_IRQ_IN_c] = "irq_in_c", 232 [FUNC_IRQ0_IN] = "irq0_in", 233 [FUNC_IRQ_OUT_a] = "irq_out_a", 234 [FUNC_IRQ_OUT_b] = "irq_out_b", 235 [FUNC_IRQ_OUT_c] = "irq_out_c", 236 [FUNC_IRQ0_OUT] = "irq0_out", 237 [FUNC_IRQ1] = "irq1", 238 [FUNC_IRQ1_IN] = "irq1_in", 239 [FUNC_IRQ1_OUT] = "irq1_out", 240 [FUNC_EXT_IRQ] = "ext_irq", 241 [FUNC_MIIM] = "miim", 242 [FUNC_MIIM_a] = "miim_a", 243 [FUNC_MIIM_b] = "miim_b", 244 [FUNC_MIIM_c] = "miim_c", 245 [FUNC_MIIM_Sa] = "miim_slave_a", 246 [FUNC_MIIM_Sb] = "miim_slave_b", 247 [FUNC_PHY_LED] = "phy_led", 248 [FUNC_PCI_WAKE] = "pci_wake", 249 [FUNC_MD] = "md", 250 [FUNC_OB_TRG] = "ob_trig", 251 [FUNC_OB_TRG_a] = "ob_trig_a", 252 [FUNC_OB_TRG_b] = "ob_trig_b", 253 [FUNC_PTP0] = "ptp0", 254 [FUNC_PTP1] = "ptp1", 255 [FUNC_PTP2] = "ptp2", 256 [FUNC_PTP3] = "ptp3", 257 [FUNC_PTPSYNC_0] = "ptpsync_0", 258 [FUNC_PTPSYNC_1] = "ptpsync_1", 259 [FUNC_PTPSYNC_2] = "ptpsync_2", 260 [FUNC_PTPSYNC_3] = "ptpsync_3", 261 [FUNC_PTPSYNC_4] = "ptpsync_4", 262 [FUNC_PTPSYNC_5] = "ptpsync_5", 263 [FUNC_PTPSYNC_6] = "ptpsync_6", 264 [FUNC_PTPSYNC_7] = "ptpsync_7", 265 [FUNC_PWM] = "pwm", 266 [FUNC_PWM_a] = "pwm_a", 267 [FUNC_PWM_b] = "pwm_b", 268 [FUNC_QSPI1] = "qspi1", 269 [FUNC_QSPI2] = "qspi2", 270 [FUNC_R] = "reserved", 271 [FUNC_RECO_a] = "reco_a", 272 [FUNC_RECO_b] = "reco_b", 273 [FUNC_RECO_CLK] = "reco_clk", 274 [FUNC_SD] = "sd", 275 [FUNC_SFP] = "sfp", 276 [FUNC_SFP_SD] = "sfp_sd", 277 [FUNC_SG0] = "sg0", 278 [FUNC_SG1] = "sg1", 279 [FUNC_SG2] = "sg2", 280 [FUNC_SGPIO_a] = "sgpio_a", 281 [FUNC_SGPIO_b] = "sgpio_b", 282 [FUNC_SI] = "si", 283 [FUNC_SI2] = "si2", 284 [FUNC_TACHO] = "tacho", 285 [FUNC_TACHO_a] = "tacho_a", 286 [FUNC_TACHO_b] = "tacho_b", 287 [FUNC_TWI] = "twi", 288 [FUNC_TWI2] = "twi2", 289 [FUNC_TWI3] = "twi3", 290 [FUNC_TWI_SCL_M] = "twi_scl_m", 291 [FUNC_TWI_SLC_GATE] = "twi_slc_gate", 292 [FUNC_TWI_SLC_GATE_AD] = "twi_slc_gate_ad", 293 [FUNC_USB_H_a] = "usb_host_a", 294 [FUNC_USB_H_b] = "usb_host_b", 295 [FUNC_USB_H_c] = "usb_host_c", 296 [FUNC_USB_S_a] = "usb_slave_a", 297 [FUNC_USB_S_b] = "usb_slave_b", 298 [FUNC_USB_S_c] = "usb_slave_c", 299 [FUNC_UART] = "uart", 300 [FUNC_UART2] = "uart2", 301 [FUNC_UART3] = "uart3", 302 [FUNC_PLL_STAT] = "pll_stat", 303 [FUNC_EMMC] = "emmc", 304 [FUNC_EMMC_SD] = "emmc_sd", 305 [FUNC_REF_CLK] = "ref_clk", 306 [FUNC_RCVRD_CLK] = "rcvrd_clk", 307 }; 308 309 struct ocelot_pmx_func { 310 const char **groups; 311 unsigned int ngroups; 312 }; 313 314 struct ocelot_pin_caps { 315 unsigned int pin; 316 unsigned char functions[OCELOT_FUNC_PER_PIN]; 317 unsigned char a_functions[OCELOT_FUNC_PER_PIN]; /* Additional functions */ 318 }; 319 320 struct ocelot_pincfg_data { 321 u8 pd_bit; 322 u8 pu_bit; 323 u8 drive_bits; 324 u8 schmitt_bit; 325 }; 326 327 struct ocelot_pinctrl { 328 struct device *dev; 329 struct pinctrl_dev *pctl; 330 struct gpio_chip gpio_chip; 331 struct regmap *map; 332 struct regmap *pincfg; 333 struct pinctrl_desc *desc; 334 const struct ocelot_pincfg_data *pincfg_data; 335 struct ocelot_pmx_func func[FUNC_MAX]; 336 u8 stride; 337 struct workqueue_struct *wq; 338 }; 339 340 struct ocelot_match_data { 341 struct pinctrl_desc desc; 342 struct ocelot_pincfg_data pincfg_data; 343 }; 344 345 struct ocelot_irq_work { 346 struct work_struct irq_work; 347 struct irq_desc *irq_desc; 348 }; 349 350 #define LUTON_P(p, f0, f1) \ 351 static struct ocelot_pin_caps luton_pin_##p = { \ 352 .pin = p, \ 353 .functions = { \ 354 FUNC_GPIO, FUNC_##f0, FUNC_##f1, FUNC_NONE, \ 355 }, \ 356 } 357 358 LUTON_P(0, SG0, NONE); 359 LUTON_P(1, SG0, NONE); 360 LUTON_P(2, SG0, NONE); 361 LUTON_P(3, SG0, NONE); 362 LUTON_P(4, TACHO, NONE); 363 LUTON_P(5, TWI, PHY_LED); 364 LUTON_P(6, TWI, PHY_LED); 365 LUTON_P(7, NONE, PHY_LED); 366 LUTON_P(8, EXT_IRQ, PHY_LED); 367 LUTON_P(9, EXT_IRQ, PHY_LED); 368 LUTON_P(10, SFP, PHY_LED); 369 LUTON_P(11, SFP, PHY_LED); 370 LUTON_P(12, SFP, PHY_LED); 371 LUTON_P(13, SFP, PHY_LED); 372 LUTON_P(14, SI, PHY_LED); 373 LUTON_P(15, SI, PHY_LED); 374 LUTON_P(16, SI, PHY_LED); 375 LUTON_P(17, SFP, PHY_LED); 376 LUTON_P(18, SFP, PHY_LED); 377 LUTON_P(19, SFP, PHY_LED); 378 LUTON_P(20, SFP, PHY_LED); 379 LUTON_P(21, SFP, PHY_LED); 380 LUTON_P(22, SFP, PHY_LED); 381 LUTON_P(23, SFP, PHY_LED); 382 LUTON_P(24, SFP, PHY_LED); 383 LUTON_P(25, SFP, PHY_LED); 384 LUTON_P(26, SFP, PHY_LED); 385 LUTON_P(27, SFP, PHY_LED); 386 LUTON_P(28, SFP, PHY_LED); 387 LUTON_P(29, PWM, NONE); 388 LUTON_P(30, UART, NONE); 389 LUTON_P(31, UART, NONE); 390 391 #define LUTON_PIN(n) { \ 392 .number = n, \ 393 .name = "GPIO_"#n, \ 394 .drv_data = &luton_pin_##n \ 395 } 396 397 static const struct pinctrl_pin_desc luton_pins[] = { 398 LUTON_PIN(0), 399 LUTON_PIN(1), 400 LUTON_PIN(2), 401 LUTON_PIN(3), 402 LUTON_PIN(4), 403 LUTON_PIN(5), 404 LUTON_PIN(6), 405 LUTON_PIN(7), 406 LUTON_PIN(8), 407 LUTON_PIN(9), 408 LUTON_PIN(10), 409 LUTON_PIN(11), 410 LUTON_PIN(12), 411 LUTON_PIN(13), 412 LUTON_PIN(14), 413 LUTON_PIN(15), 414 LUTON_PIN(16), 415 LUTON_PIN(17), 416 LUTON_PIN(18), 417 LUTON_PIN(19), 418 LUTON_PIN(20), 419 LUTON_PIN(21), 420 LUTON_PIN(22), 421 LUTON_PIN(23), 422 LUTON_PIN(24), 423 LUTON_PIN(25), 424 LUTON_PIN(26), 425 LUTON_PIN(27), 426 LUTON_PIN(28), 427 LUTON_PIN(29), 428 LUTON_PIN(30), 429 LUTON_PIN(31), 430 }; 431 432 #define SERVAL_P(p, f0, f1, f2) \ 433 static struct ocelot_pin_caps serval_pin_##p = { \ 434 .pin = p, \ 435 .functions = { \ 436 FUNC_GPIO, FUNC_##f0, FUNC_##f1, FUNC_##f2, \ 437 }, \ 438 } 439 440 SERVAL_P(0, SG0, NONE, NONE); 441 SERVAL_P(1, SG0, NONE, NONE); 442 SERVAL_P(2, SG0, NONE, NONE); 443 SERVAL_P(3, SG0, NONE, NONE); 444 SERVAL_P(4, TACHO, NONE, NONE); 445 SERVAL_P(5, PWM, NONE, NONE); 446 SERVAL_P(6, TWI, NONE, NONE); 447 SERVAL_P(7, TWI, NONE, NONE); 448 SERVAL_P(8, SI, NONE, NONE); 449 SERVAL_P(9, SI, MD, NONE); 450 SERVAL_P(10, SI, MD, NONE); 451 SERVAL_P(11, SFP, MD, TWI_SCL_M); 452 SERVAL_P(12, SFP, MD, TWI_SCL_M); 453 SERVAL_P(13, SFP, UART2, TWI_SCL_M); 454 SERVAL_P(14, SFP, UART2, TWI_SCL_M); 455 SERVAL_P(15, SFP, PTP0, TWI_SCL_M); 456 SERVAL_P(16, SFP, PTP0, TWI_SCL_M); 457 SERVAL_P(17, SFP, PCI_WAKE, TWI_SCL_M); 458 SERVAL_P(18, SFP, NONE, TWI_SCL_M); 459 SERVAL_P(19, SFP, NONE, TWI_SCL_M); 460 SERVAL_P(20, SFP, NONE, TWI_SCL_M); 461 SERVAL_P(21, SFP, NONE, TWI_SCL_M); 462 SERVAL_P(22, NONE, NONE, NONE); 463 SERVAL_P(23, NONE, NONE, NONE); 464 SERVAL_P(24, NONE, NONE, NONE); 465 SERVAL_P(25, NONE, NONE, NONE); 466 SERVAL_P(26, UART, NONE, NONE); 467 SERVAL_P(27, UART, NONE, NONE); 468 SERVAL_P(28, IRQ0, NONE, NONE); 469 SERVAL_P(29, IRQ1, NONE, NONE); 470 SERVAL_P(30, PTP0, NONE, NONE); 471 SERVAL_P(31, PTP0, NONE, NONE); 472 473 #define SERVAL_PIN(n) { \ 474 .number = n, \ 475 .name = "GPIO_"#n, \ 476 .drv_data = &serval_pin_##n \ 477 } 478 479 static const struct pinctrl_pin_desc serval_pins[] = { 480 SERVAL_PIN(0), 481 SERVAL_PIN(1), 482 SERVAL_PIN(2), 483 SERVAL_PIN(3), 484 SERVAL_PIN(4), 485 SERVAL_PIN(5), 486 SERVAL_PIN(6), 487 SERVAL_PIN(7), 488 SERVAL_PIN(8), 489 SERVAL_PIN(9), 490 SERVAL_PIN(10), 491 SERVAL_PIN(11), 492 SERVAL_PIN(12), 493 SERVAL_PIN(13), 494 SERVAL_PIN(14), 495 SERVAL_PIN(15), 496 SERVAL_PIN(16), 497 SERVAL_PIN(17), 498 SERVAL_PIN(18), 499 SERVAL_PIN(19), 500 SERVAL_PIN(20), 501 SERVAL_PIN(21), 502 SERVAL_PIN(22), 503 SERVAL_PIN(23), 504 SERVAL_PIN(24), 505 SERVAL_PIN(25), 506 SERVAL_PIN(26), 507 SERVAL_PIN(27), 508 SERVAL_PIN(28), 509 SERVAL_PIN(29), 510 SERVAL_PIN(30), 511 SERVAL_PIN(31), 512 }; 513 514 #define OCELOT_P(p, f0, f1, f2) \ 515 static struct ocelot_pin_caps ocelot_pin_##p = { \ 516 .pin = p, \ 517 .functions = { \ 518 FUNC_GPIO, FUNC_##f0, FUNC_##f1, FUNC_##f2, \ 519 }, \ 520 } 521 522 OCELOT_P(0, SG0, NONE, NONE); 523 OCELOT_P(1, SG0, NONE, NONE); 524 OCELOT_P(2, SG0, NONE, NONE); 525 OCELOT_P(3, SG0, NONE, NONE); 526 OCELOT_P(4, IRQ0_IN, IRQ0_OUT, TWI_SCL_M); 527 OCELOT_P(5, IRQ1_IN, IRQ1_OUT, PCI_WAKE); 528 OCELOT_P(6, UART, TWI_SCL_M, NONE); 529 OCELOT_P(7, UART, TWI_SCL_M, NONE); 530 OCELOT_P(8, SI, TWI_SCL_M, IRQ0_OUT); 531 OCELOT_P(9, SI, TWI_SCL_M, IRQ1_OUT); 532 OCELOT_P(10, PTP2, TWI_SCL_M, SFP); 533 OCELOT_P(11, PTP3, TWI_SCL_M, SFP); 534 OCELOT_P(12, UART2, TWI_SCL_M, SFP); 535 OCELOT_P(13, UART2, TWI_SCL_M, SFP); 536 OCELOT_P(14, MIIM, TWI_SCL_M, SFP); 537 OCELOT_P(15, MIIM, TWI_SCL_M, SFP); 538 OCELOT_P(16, TWI, NONE, SI); 539 OCELOT_P(17, TWI, TWI_SCL_M, SI); 540 OCELOT_P(18, PTP0, TWI_SCL_M, NONE); 541 OCELOT_P(19, PTP1, TWI_SCL_M, NONE); 542 OCELOT_P(20, RECO_CLK, TACHO, TWI_SCL_M); 543 OCELOT_P(21, RECO_CLK, PWM, TWI_SCL_M); 544 545 #define OCELOT_PIN(n) { \ 546 .number = n, \ 547 .name = "GPIO_"#n, \ 548 .drv_data = &ocelot_pin_##n \ 549 } 550 551 static const struct pinctrl_pin_desc ocelot_pins[] = { 552 OCELOT_PIN(0), 553 OCELOT_PIN(1), 554 OCELOT_PIN(2), 555 OCELOT_PIN(3), 556 OCELOT_PIN(4), 557 OCELOT_PIN(5), 558 OCELOT_PIN(6), 559 OCELOT_PIN(7), 560 OCELOT_PIN(8), 561 OCELOT_PIN(9), 562 OCELOT_PIN(10), 563 OCELOT_PIN(11), 564 OCELOT_PIN(12), 565 OCELOT_PIN(13), 566 OCELOT_PIN(14), 567 OCELOT_PIN(15), 568 OCELOT_PIN(16), 569 OCELOT_PIN(17), 570 OCELOT_PIN(18), 571 OCELOT_PIN(19), 572 OCELOT_PIN(20), 573 OCELOT_PIN(21), 574 }; 575 576 #define JAGUAR2_P(p, f0, f1) \ 577 static struct ocelot_pin_caps jaguar2_pin_##p = { \ 578 .pin = p, \ 579 .functions = { \ 580 FUNC_GPIO, FUNC_##f0, FUNC_##f1, FUNC_NONE \ 581 }, \ 582 } 583 584 JAGUAR2_P(0, SG0, NONE); 585 JAGUAR2_P(1, SG0, NONE); 586 JAGUAR2_P(2, SG0, NONE); 587 JAGUAR2_P(3, SG0, NONE); 588 JAGUAR2_P(4, SG1, NONE); 589 JAGUAR2_P(5, SG1, NONE); 590 JAGUAR2_P(6, IRQ0_IN, IRQ0_OUT); 591 JAGUAR2_P(7, IRQ1_IN, IRQ1_OUT); 592 JAGUAR2_P(8, PTP0, NONE); 593 JAGUAR2_P(9, PTP1, NONE); 594 JAGUAR2_P(10, UART, NONE); 595 JAGUAR2_P(11, UART, NONE); 596 JAGUAR2_P(12, SG1, NONE); 597 JAGUAR2_P(13, SG1, NONE); 598 JAGUAR2_P(14, TWI, TWI_SCL_M); 599 JAGUAR2_P(15, TWI, NONE); 600 JAGUAR2_P(16, SI, TWI_SCL_M); 601 JAGUAR2_P(17, SI, TWI_SCL_M); 602 JAGUAR2_P(18, SI, TWI_SCL_M); 603 JAGUAR2_P(19, PCI_WAKE, NONE); 604 JAGUAR2_P(20, IRQ0_OUT, TWI_SCL_M); 605 JAGUAR2_P(21, IRQ1_OUT, TWI_SCL_M); 606 JAGUAR2_P(22, TACHO, NONE); 607 JAGUAR2_P(23, PWM, NONE); 608 JAGUAR2_P(24, UART2, NONE); 609 JAGUAR2_P(25, UART2, SI); 610 JAGUAR2_P(26, PTP2, SI); 611 JAGUAR2_P(27, PTP3, SI); 612 JAGUAR2_P(28, TWI2, SI); 613 JAGUAR2_P(29, TWI2, SI); 614 JAGUAR2_P(30, SG2, SI); 615 JAGUAR2_P(31, SG2, SI); 616 JAGUAR2_P(32, SG2, SI); 617 JAGUAR2_P(33, SG2, SI); 618 JAGUAR2_P(34, NONE, TWI_SCL_M); 619 JAGUAR2_P(35, NONE, TWI_SCL_M); 620 JAGUAR2_P(36, NONE, TWI_SCL_M); 621 JAGUAR2_P(37, NONE, TWI_SCL_M); 622 JAGUAR2_P(38, NONE, TWI_SCL_M); 623 JAGUAR2_P(39, NONE, TWI_SCL_M); 624 JAGUAR2_P(40, NONE, TWI_SCL_M); 625 JAGUAR2_P(41, NONE, TWI_SCL_M); 626 JAGUAR2_P(42, NONE, TWI_SCL_M); 627 JAGUAR2_P(43, NONE, TWI_SCL_M); 628 JAGUAR2_P(44, NONE, SFP); 629 JAGUAR2_P(45, NONE, SFP); 630 JAGUAR2_P(46, NONE, SFP); 631 JAGUAR2_P(47, NONE, SFP); 632 JAGUAR2_P(48, SFP, NONE); 633 JAGUAR2_P(49, SFP, SI); 634 JAGUAR2_P(50, SFP, SI); 635 JAGUAR2_P(51, SFP, SI); 636 JAGUAR2_P(52, SFP, NONE); 637 JAGUAR2_P(53, SFP, NONE); 638 JAGUAR2_P(54, SFP, NONE); 639 JAGUAR2_P(55, SFP, NONE); 640 JAGUAR2_P(56, MIIM, SFP); 641 JAGUAR2_P(57, MIIM, SFP); 642 JAGUAR2_P(58, MIIM, SFP); 643 JAGUAR2_P(59, MIIM, SFP); 644 JAGUAR2_P(60, NONE, NONE); 645 JAGUAR2_P(61, NONE, NONE); 646 JAGUAR2_P(62, NONE, NONE); 647 JAGUAR2_P(63, NONE, NONE); 648 649 #define JAGUAR2_PIN(n) { \ 650 .number = n, \ 651 .name = "GPIO_"#n, \ 652 .drv_data = &jaguar2_pin_##n \ 653 } 654 655 static const struct pinctrl_pin_desc jaguar2_pins[] = { 656 JAGUAR2_PIN(0), 657 JAGUAR2_PIN(1), 658 JAGUAR2_PIN(2), 659 JAGUAR2_PIN(3), 660 JAGUAR2_PIN(4), 661 JAGUAR2_PIN(5), 662 JAGUAR2_PIN(6), 663 JAGUAR2_PIN(7), 664 JAGUAR2_PIN(8), 665 JAGUAR2_PIN(9), 666 JAGUAR2_PIN(10), 667 JAGUAR2_PIN(11), 668 JAGUAR2_PIN(12), 669 JAGUAR2_PIN(13), 670 JAGUAR2_PIN(14), 671 JAGUAR2_PIN(15), 672 JAGUAR2_PIN(16), 673 JAGUAR2_PIN(17), 674 JAGUAR2_PIN(18), 675 JAGUAR2_PIN(19), 676 JAGUAR2_PIN(20), 677 JAGUAR2_PIN(21), 678 JAGUAR2_PIN(22), 679 JAGUAR2_PIN(23), 680 JAGUAR2_PIN(24), 681 JAGUAR2_PIN(25), 682 JAGUAR2_PIN(26), 683 JAGUAR2_PIN(27), 684 JAGUAR2_PIN(28), 685 JAGUAR2_PIN(29), 686 JAGUAR2_PIN(30), 687 JAGUAR2_PIN(31), 688 JAGUAR2_PIN(32), 689 JAGUAR2_PIN(33), 690 JAGUAR2_PIN(34), 691 JAGUAR2_PIN(35), 692 JAGUAR2_PIN(36), 693 JAGUAR2_PIN(37), 694 JAGUAR2_PIN(38), 695 JAGUAR2_PIN(39), 696 JAGUAR2_PIN(40), 697 JAGUAR2_PIN(41), 698 JAGUAR2_PIN(42), 699 JAGUAR2_PIN(43), 700 JAGUAR2_PIN(44), 701 JAGUAR2_PIN(45), 702 JAGUAR2_PIN(46), 703 JAGUAR2_PIN(47), 704 JAGUAR2_PIN(48), 705 JAGUAR2_PIN(49), 706 JAGUAR2_PIN(50), 707 JAGUAR2_PIN(51), 708 JAGUAR2_PIN(52), 709 JAGUAR2_PIN(53), 710 JAGUAR2_PIN(54), 711 JAGUAR2_PIN(55), 712 JAGUAR2_PIN(56), 713 JAGUAR2_PIN(57), 714 JAGUAR2_PIN(58), 715 JAGUAR2_PIN(59), 716 JAGUAR2_PIN(60), 717 JAGUAR2_PIN(61), 718 JAGUAR2_PIN(62), 719 JAGUAR2_PIN(63), 720 }; 721 722 #define SERVALT_P(p, f0, f1, f2) \ 723 static struct ocelot_pin_caps servalt_pin_##p = { \ 724 .pin = p, \ 725 .functions = { \ 726 FUNC_GPIO, FUNC_##f0, FUNC_##f1, FUNC_##f2 \ 727 }, \ 728 } 729 730 SERVALT_P(0, SG0, NONE, NONE); 731 SERVALT_P(1, SG0, NONE, NONE); 732 SERVALT_P(2, SG0, NONE, NONE); 733 SERVALT_P(3, SG0, NONE, NONE); 734 SERVALT_P(4, IRQ0_IN, IRQ0_OUT, TWI_SCL_M); 735 SERVALT_P(5, IRQ1_IN, IRQ1_OUT, TWI_SCL_M); 736 SERVALT_P(6, UART, NONE, NONE); 737 SERVALT_P(7, UART, NONE, NONE); 738 SERVALT_P(8, SI, SFP, TWI_SCL_M); 739 SERVALT_P(9, PCI_WAKE, SFP, SI); 740 SERVALT_P(10, PTP0, SFP, TWI_SCL_M); 741 SERVALT_P(11, PTP1, SFP, TWI_SCL_M); 742 SERVALT_P(12, REF_CLK, SFP, TWI_SCL_M); 743 SERVALT_P(13, REF_CLK, SFP, TWI_SCL_M); 744 SERVALT_P(14, REF_CLK, IRQ0_OUT, SI); 745 SERVALT_P(15, REF_CLK, IRQ1_OUT, SI); 746 SERVALT_P(16, TACHO, SFP, SI); 747 SERVALT_P(17, PWM, NONE, TWI_SCL_M); 748 SERVALT_P(18, PTP2, SFP, SI); 749 SERVALT_P(19, PTP3, SFP, SI); 750 SERVALT_P(20, UART2, SFP, SI); 751 SERVALT_P(21, UART2, NONE, NONE); 752 SERVALT_P(22, MIIM, SFP, TWI2); 753 SERVALT_P(23, MIIM, SFP, TWI2); 754 SERVALT_P(24, TWI, NONE, NONE); 755 SERVALT_P(25, TWI, SFP, TWI_SCL_M); 756 SERVALT_P(26, TWI_SCL_M, SFP, SI); 757 SERVALT_P(27, TWI_SCL_M, SFP, SI); 758 SERVALT_P(28, TWI_SCL_M, SFP, SI); 759 SERVALT_P(29, TWI_SCL_M, NONE, NONE); 760 SERVALT_P(30, TWI_SCL_M, NONE, NONE); 761 SERVALT_P(31, TWI_SCL_M, NONE, NONE); 762 SERVALT_P(32, TWI_SCL_M, NONE, NONE); 763 SERVALT_P(33, RCVRD_CLK, NONE, NONE); 764 SERVALT_P(34, RCVRD_CLK, NONE, NONE); 765 SERVALT_P(35, RCVRD_CLK, NONE, NONE); 766 SERVALT_P(36, RCVRD_CLK, NONE, NONE); 767 768 #define SERVALT_PIN(n) { \ 769 .number = n, \ 770 .name = "GPIO_"#n, \ 771 .drv_data = &servalt_pin_##n \ 772 } 773 774 static const struct pinctrl_pin_desc servalt_pins[] = { 775 SERVALT_PIN(0), 776 SERVALT_PIN(1), 777 SERVALT_PIN(2), 778 SERVALT_PIN(3), 779 SERVALT_PIN(4), 780 SERVALT_PIN(5), 781 SERVALT_PIN(6), 782 SERVALT_PIN(7), 783 SERVALT_PIN(8), 784 SERVALT_PIN(9), 785 SERVALT_PIN(10), 786 SERVALT_PIN(11), 787 SERVALT_PIN(12), 788 SERVALT_PIN(13), 789 SERVALT_PIN(14), 790 SERVALT_PIN(15), 791 SERVALT_PIN(16), 792 SERVALT_PIN(17), 793 SERVALT_PIN(18), 794 SERVALT_PIN(19), 795 SERVALT_PIN(20), 796 SERVALT_PIN(21), 797 SERVALT_PIN(22), 798 SERVALT_PIN(23), 799 SERVALT_PIN(24), 800 SERVALT_PIN(25), 801 SERVALT_PIN(26), 802 SERVALT_PIN(27), 803 SERVALT_PIN(28), 804 SERVALT_PIN(29), 805 SERVALT_PIN(30), 806 SERVALT_PIN(31), 807 SERVALT_PIN(32), 808 SERVALT_PIN(33), 809 SERVALT_PIN(34), 810 SERVALT_PIN(35), 811 SERVALT_PIN(36), 812 }; 813 814 #define SPARX5_P(p, f0, f1, f2) \ 815 static struct ocelot_pin_caps sparx5_pin_##p = { \ 816 .pin = p, \ 817 .functions = { \ 818 FUNC_GPIO, FUNC_##f0, FUNC_##f1, FUNC_##f2 \ 819 }, \ 820 } 821 822 SPARX5_P(0, SG0, PLL_STAT, NONE); 823 SPARX5_P(1, SG0, NONE, NONE); 824 SPARX5_P(2, SG0, NONE, NONE); 825 SPARX5_P(3, SG0, NONE, NONE); 826 SPARX5_P(4, SG1, NONE, NONE); 827 SPARX5_P(5, SG1, NONE, NONE); 828 SPARX5_P(6, IRQ0_IN, IRQ0_OUT, SFP); 829 SPARX5_P(7, IRQ1_IN, IRQ1_OUT, SFP); 830 SPARX5_P(8, PTP0, NONE, SFP); 831 SPARX5_P(9, PTP1, SFP, TWI_SCL_M); 832 SPARX5_P(10, UART, NONE, NONE); 833 SPARX5_P(11, UART, NONE, NONE); 834 SPARX5_P(12, SG1, NONE, NONE); 835 SPARX5_P(13, SG1, NONE, NONE); 836 SPARX5_P(14, TWI, TWI_SCL_M, NONE); 837 SPARX5_P(15, TWI, NONE, NONE); 838 SPARX5_P(16, SI, TWI_SCL_M, SFP); 839 SPARX5_P(17, SI, TWI_SCL_M, SFP); 840 SPARX5_P(18, SI, TWI_SCL_M, SFP); 841 SPARX5_P(19, PCI_WAKE, TWI_SCL_M, SFP); 842 SPARX5_P(20, IRQ0_OUT, TWI_SCL_M, SFP); 843 SPARX5_P(21, IRQ1_OUT, TACHO, SFP); 844 SPARX5_P(22, TACHO, IRQ0_OUT, TWI_SCL_M); 845 SPARX5_P(23, PWM, UART3, TWI_SCL_M); 846 SPARX5_P(24, PTP2, UART3, TWI_SCL_M); 847 SPARX5_P(25, PTP3, SI, TWI_SCL_M); 848 SPARX5_P(26, UART2, SI, TWI_SCL_M); 849 SPARX5_P(27, UART2, SI, TWI_SCL_M); 850 SPARX5_P(28, TWI2, SI, SFP); 851 SPARX5_P(29, TWI2, SI, SFP); 852 SPARX5_P(30, SG2, SI, PWM); 853 SPARX5_P(31, SG2, SI, TWI_SCL_M); 854 SPARX5_P(32, SG2, SI, TWI_SCL_M); 855 SPARX5_P(33, SG2, SI, SFP); 856 SPARX5_P(34, NONE, TWI_SCL_M, EMMC); 857 SPARX5_P(35, SFP, TWI_SCL_M, EMMC); 858 SPARX5_P(36, SFP, TWI_SCL_M, EMMC); 859 SPARX5_P(37, SFP, NONE, EMMC); 860 SPARX5_P(38, NONE, TWI_SCL_M, EMMC); 861 SPARX5_P(39, SI2, TWI_SCL_M, EMMC); 862 SPARX5_P(40, SI2, TWI_SCL_M, EMMC); 863 SPARX5_P(41, SI2, TWI_SCL_M, EMMC); 864 SPARX5_P(42, SI2, TWI_SCL_M, EMMC); 865 SPARX5_P(43, SI2, TWI_SCL_M, EMMC); 866 SPARX5_P(44, SI, SFP, EMMC); 867 SPARX5_P(45, SI, SFP, EMMC); 868 SPARX5_P(46, NONE, SFP, EMMC); 869 SPARX5_P(47, NONE, SFP, EMMC); 870 SPARX5_P(48, TWI3, SI, SFP); 871 SPARX5_P(49, TWI3, NONE, SFP); 872 SPARX5_P(50, SFP, NONE, TWI_SCL_M); 873 SPARX5_P(51, SFP, SI, TWI_SCL_M); 874 SPARX5_P(52, SFP, MIIM, TWI_SCL_M); 875 SPARX5_P(53, SFP, MIIM, TWI_SCL_M); 876 SPARX5_P(54, SFP, PTP2, TWI_SCL_M); 877 SPARX5_P(55, SFP, PTP3, PCI_WAKE); 878 SPARX5_P(56, MIIM, SFP, TWI_SCL_M); 879 SPARX5_P(57, MIIM, SFP, TWI_SCL_M); 880 SPARX5_P(58, MIIM, SFP, TWI_SCL_M); 881 SPARX5_P(59, MIIM, SFP, NONE); 882 SPARX5_P(60, RECO_CLK, NONE, NONE); 883 SPARX5_P(61, RECO_CLK, NONE, NONE); 884 SPARX5_P(62, RECO_CLK, PLL_STAT, NONE); 885 SPARX5_P(63, RECO_CLK, NONE, NONE); 886 887 #define SPARX5_PIN(n) { \ 888 .number = n, \ 889 .name = "GPIO_"#n, \ 890 .drv_data = &sparx5_pin_##n \ 891 } 892 893 static const struct pinctrl_pin_desc sparx5_pins[] = { 894 SPARX5_PIN(0), 895 SPARX5_PIN(1), 896 SPARX5_PIN(2), 897 SPARX5_PIN(3), 898 SPARX5_PIN(4), 899 SPARX5_PIN(5), 900 SPARX5_PIN(6), 901 SPARX5_PIN(7), 902 SPARX5_PIN(8), 903 SPARX5_PIN(9), 904 SPARX5_PIN(10), 905 SPARX5_PIN(11), 906 SPARX5_PIN(12), 907 SPARX5_PIN(13), 908 SPARX5_PIN(14), 909 SPARX5_PIN(15), 910 SPARX5_PIN(16), 911 SPARX5_PIN(17), 912 SPARX5_PIN(18), 913 SPARX5_PIN(19), 914 SPARX5_PIN(20), 915 SPARX5_PIN(21), 916 SPARX5_PIN(22), 917 SPARX5_PIN(23), 918 SPARX5_PIN(24), 919 SPARX5_PIN(25), 920 SPARX5_PIN(26), 921 SPARX5_PIN(27), 922 SPARX5_PIN(28), 923 SPARX5_PIN(29), 924 SPARX5_PIN(30), 925 SPARX5_PIN(31), 926 SPARX5_PIN(32), 927 SPARX5_PIN(33), 928 SPARX5_PIN(34), 929 SPARX5_PIN(35), 930 SPARX5_PIN(36), 931 SPARX5_PIN(37), 932 SPARX5_PIN(38), 933 SPARX5_PIN(39), 934 SPARX5_PIN(40), 935 SPARX5_PIN(41), 936 SPARX5_PIN(42), 937 SPARX5_PIN(43), 938 SPARX5_PIN(44), 939 SPARX5_PIN(45), 940 SPARX5_PIN(46), 941 SPARX5_PIN(47), 942 SPARX5_PIN(48), 943 SPARX5_PIN(49), 944 SPARX5_PIN(50), 945 SPARX5_PIN(51), 946 SPARX5_PIN(52), 947 SPARX5_PIN(53), 948 SPARX5_PIN(54), 949 SPARX5_PIN(55), 950 SPARX5_PIN(56), 951 SPARX5_PIN(57), 952 SPARX5_PIN(58), 953 SPARX5_PIN(59), 954 SPARX5_PIN(60), 955 SPARX5_PIN(61), 956 SPARX5_PIN(62), 957 SPARX5_PIN(63), 958 }; 959 960 #define LAN966X_P(p, f0, f1, f2, f3, f4, f5, f6, f7) \ 961 static struct ocelot_pin_caps lan966x_pin_##p = { \ 962 .pin = p, \ 963 .functions = { \ 964 FUNC_##f0, FUNC_##f1, FUNC_##f2, \ 965 FUNC_##f3 \ 966 }, \ 967 .a_functions = { \ 968 FUNC_##f4, FUNC_##f5, FUNC_##f6, \ 969 FUNC_##f7 \ 970 }, \ 971 } 972 973 /* Pinmuxing table taken from data sheet */ 974 /* Pin FUNC0 FUNC1 FUNC2 FUNC3 FUNC4 FUNC5 FUNC6 FUNC7 */ 975 LAN966X_P(0, GPIO, NONE, NONE, NONE, NONE, NONE, NONE, R); 976 LAN966X_P(1, GPIO, NONE, NONE, NONE, NONE, NONE, NONE, R); 977 LAN966X_P(2, GPIO, NONE, NONE, NONE, NONE, NONE, NONE, R); 978 LAN966X_P(3, GPIO, NONE, NONE, NONE, NONE, NONE, NONE, R); 979 LAN966X_P(4, GPIO, NONE, NONE, NONE, NONE, NONE, NONE, R); 980 LAN966X_P(5, GPIO, NONE, NONE, NONE, NONE, NONE, NONE, R); 981 LAN966X_P(6, GPIO, NONE, NONE, NONE, NONE, NONE, NONE, R); 982 LAN966X_P(7, GPIO, NONE, NONE, NONE, NONE, NONE, NONE, R); 983 LAN966X_P(8, GPIO, FC0_a, USB_H_b, NONE, USB_S_b, NONE, NONE, R); 984 LAN966X_P(9, GPIO, FC0_a, USB_H_b, NONE, NONE, NONE, NONE, R); 985 LAN966X_P(10, GPIO, FC0_a, NONE, NONE, NONE, NONE, NONE, R); 986 LAN966X_P(11, GPIO, FC1_a, NONE, NONE, NONE, NONE, NONE, R); 987 LAN966X_P(12, GPIO, FC1_a, NONE, NONE, NONE, NONE, NONE, R); 988 LAN966X_P(13, GPIO, FC1_a, NONE, NONE, NONE, NONE, NONE, R); 989 LAN966X_P(14, GPIO, FC2_a, NONE, NONE, NONE, NONE, NONE, R); 990 LAN966X_P(15, GPIO, FC2_a, NONE, NONE, NONE, NONE, NONE, R); 991 LAN966X_P(16, GPIO, FC2_a, IB_TRG_a, NONE, OB_TRG_a, IRQ_IN_c, IRQ_OUT_c, R); 992 LAN966X_P(17, GPIO, FC3_a, IB_TRG_a, NONE, OB_TRG_a, IRQ_IN_c, IRQ_OUT_c, R); 993 LAN966X_P(18, GPIO, FC3_a, IB_TRG_a, NONE, OB_TRG_a, IRQ_IN_c, IRQ_OUT_c, R); 994 LAN966X_P(19, GPIO, FC3_a, IB_TRG_a, NONE, OB_TRG_a, IRQ_IN_c, IRQ_OUT_c, R); 995 LAN966X_P(20, GPIO, FC4_a, IB_TRG_a, NONE, OB_TRG_a, IRQ_IN_c, NONE, R); 996 LAN966X_P(21, GPIO, FC4_a, NONE, NONE, OB_TRG_a, NONE, NONE, R); 997 LAN966X_P(22, GPIO, FC4_a, NONE, NONE, OB_TRG_a, NONE, NONE, R); 998 LAN966X_P(23, GPIO, NONE, NONE, NONE, OB_TRG_a, NONE, NONE, R); 999 LAN966X_P(24, GPIO, FC0_b, IB_TRG_a, USB_H_c, OB_TRG_a, IRQ_IN_c, TACHO_a, R); 1000 LAN966X_P(25, GPIO, FC0_b, IB_TRG_a, USB_H_c, OB_TRG_a, IRQ_OUT_c, SFP_SD, R); 1001 LAN966X_P(26, GPIO, FC0_b, IB_TRG_a, USB_S_c, OB_TRG_a, CAN0_a, SFP_SD, R); 1002 LAN966X_P(27, GPIO, NONE, NONE, NONE, OB_TRG_a, CAN0_a, PWM_a, R); 1003 LAN966X_P(28, GPIO, MIIM_a, NONE, NONE, OB_TRG_a, IRQ_OUT_c, SFP_SD, R); 1004 LAN966X_P(29, GPIO, MIIM_a, NONE, NONE, OB_TRG_a, NONE, NONE, R); 1005 LAN966X_P(30, GPIO, FC3_c, CAN1, CLKMON, OB_TRG, RECO_b, NONE, R); 1006 LAN966X_P(31, GPIO, FC3_c, CAN1, CLKMON, OB_TRG, RECO_b, NONE, R); 1007 LAN966X_P(32, GPIO, FC3_c, NONE, SGPIO_a, NONE, MIIM_Sa, NONE, R); 1008 LAN966X_P(33, GPIO, FC1_b, NONE, SGPIO_a, NONE, MIIM_Sa, MIIM_b, R); 1009 LAN966X_P(34, GPIO, FC1_b, NONE, SGPIO_a, NONE, MIIM_Sa, MIIM_b, R); 1010 LAN966X_P(35, GPIO, FC1_b, PTPSYNC_0, SGPIO_a, CAN0_b, NONE, NONE, R); 1011 LAN966X_P(36, GPIO, NONE, PTPSYNC_1, NONE, CAN0_b, NONE, NONE, R); 1012 LAN966X_P(37, GPIO, FC_SHRD0, PTPSYNC_2, TWI_SLC_GATE_AD, NONE, NONE, NONE, R); 1013 LAN966X_P(38, GPIO, NONE, PTPSYNC_3, NONE, NONE, NONE, NONE, R); 1014 LAN966X_P(39, GPIO, NONE, PTPSYNC_4, NONE, NONE, NONE, NONE, R); 1015 LAN966X_P(40, GPIO, FC_SHRD1, PTPSYNC_5, NONE, NONE, NONE, NONE, R); 1016 LAN966X_P(41, GPIO, FC_SHRD2, PTPSYNC_6, TWI_SLC_GATE_AD, NONE, NONE, NONE, R); 1017 LAN966X_P(42, GPIO, FC_SHRD3, PTPSYNC_7, TWI_SLC_GATE_AD, NONE, NONE, NONE, R); 1018 LAN966X_P(43, GPIO, FC2_b, OB_TRG_b, IB_TRG_b, IRQ_OUT_a, RECO_a, IRQ_IN_a, R); 1019 LAN966X_P(44, GPIO, FC2_b, OB_TRG_b, IB_TRG_b, IRQ_OUT_a, RECO_a, IRQ_IN_a, R); 1020 LAN966X_P(45, GPIO, FC2_b, OB_TRG_b, IB_TRG_b, IRQ_OUT_a, NONE, IRQ_IN_a, R); 1021 LAN966X_P(46, GPIO, FC1_c, OB_TRG_b, IB_TRG_b, IRQ_OUT_a, FC_SHRD4, IRQ_IN_a, R); 1022 LAN966X_P(47, GPIO, FC1_c, OB_TRG_b, IB_TRG_b, IRQ_OUT_a, FC_SHRD5, IRQ_IN_a, R); 1023 LAN966X_P(48, GPIO, FC1_c, OB_TRG_b, IB_TRG_b, IRQ_OUT_a, FC_SHRD6, IRQ_IN_a, R); 1024 LAN966X_P(49, GPIO, FC_SHRD7, OB_TRG_b, IB_TRG_b, IRQ_OUT_a, TWI_SLC_GATE, IRQ_IN_a, R); 1025 LAN966X_P(50, GPIO, FC_SHRD16, OB_TRG_b, IB_TRG_b, IRQ_OUT_a, TWI_SLC_GATE, NONE, R); 1026 LAN966X_P(51, GPIO, FC3_b, OB_TRG_b, IB_TRG_c, IRQ_OUT_b, PWM_b, IRQ_IN_b, R); 1027 LAN966X_P(52, GPIO, FC3_b, OB_TRG_b, IB_TRG_c, IRQ_OUT_b, TACHO_b, IRQ_IN_b, R); 1028 LAN966X_P(53, GPIO, FC3_b, OB_TRG_b, IB_TRG_c, IRQ_OUT_b, NONE, IRQ_IN_b, R); 1029 LAN966X_P(54, GPIO, FC_SHRD8, OB_TRG_b, IB_TRG_c, IRQ_OUT_b, TWI_SLC_GATE, IRQ_IN_b, R); 1030 LAN966X_P(55, GPIO, FC_SHRD9, OB_TRG_b, IB_TRG_c, IRQ_OUT_b, TWI_SLC_GATE, IRQ_IN_b, R); 1031 LAN966X_P(56, GPIO, FC4_b, OB_TRG_b, IB_TRG_c, IRQ_OUT_b, FC_SHRD10, IRQ_IN_b, R); 1032 LAN966X_P(57, GPIO, FC4_b, TWI_SLC_GATE, IB_TRG_c, IRQ_OUT_b, FC_SHRD11, IRQ_IN_b, R); 1033 LAN966X_P(58, GPIO, FC4_b, TWI_SLC_GATE, IB_TRG_c, IRQ_OUT_b, FC_SHRD12, IRQ_IN_b, R); 1034 LAN966X_P(59, GPIO, QSPI1, MIIM_c, NONE, NONE, MIIM_Sb, NONE, R); 1035 LAN966X_P(60, GPIO, QSPI1, MIIM_c, NONE, NONE, MIIM_Sb, NONE, R); 1036 LAN966X_P(61, GPIO, QSPI1, NONE, SGPIO_b, FC0_c, MIIM_Sb, NONE, R); 1037 LAN966X_P(62, GPIO, QSPI1, FC_SHRD13, SGPIO_b, FC0_c, TWI_SLC_GATE, SFP_SD, R); 1038 LAN966X_P(63, GPIO, QSPI1, FC_SHRD14, SGPIO_b, FC0_c, TWI_SLC_GATE, SFP_SD, R); 1039 LAN966X_P(64, GPIO, QSPI1, FC4_c, SGPIO_b, FC_SHRD15, TWI_SLC_GATE, SFP_SD, R); 1040 LAN966X_P(65, GPIO, USB_H_a, FC4_c, NONE, IRQ_OUT_c, TWI_SLC_GATE_AD, NONE, R); 1041 LAN966X_P(66, GPIO, USB_H_a, FC4_c, USB_S_a, IRQ_OUT_c, IRQ_IN_c, NONE, R); 1042 LAN966X_P(67, GPIO, EMMC_SD, NONE, QSPI2, NONE, NONE, NONE, R); 1043 LAN966X_P(68, GPIO, EMMC_SD, NONE, QSPI2, NONE, NONE, NONE, R); 1044 LAN966X_P(69, GPIO, EMMC_SD, NONE, QSPI2, NONE, NONE, NONE, R); 1045 LAN966X_P(70, GPIO, EMMC_SD, NONE, QSPI2, NONE, NONE, NONE, R); 1046 LAN966X_P(71, GPIO, EMMC_SD, NONE, QSPI2, NONE, NONE, NONE, R); 1047 LAN966X_P(72, GPIO, EMMC_SD, NONE, QSPI2, NONE, NONE, NONE, R); 1048 LAN966X_P(73, GPIO, EMMC, NONE, NONE, SD, NONE, NONE, R); 1049 LAN966X_P(74, GPIO, EMMC, NONE, FC_SHRD17, SD, TWI_SLC_GATE, NONE, R); 1050 LAN966X_P(75, GPIO, EMMC, NONE, FC_SHRD18, SD, TWI_SLC_GATE, NONE, R); 1051 LAN966X_P(76, GPIO, EMMC, NONE, FC_SHRD19, SD, TWI_SLC_GATE, NONE, R); 1052 LAN966X_P(77, GPIO, EMMC_SD, NONE, FC_SHRD20, NONE, TWI_SLC_GATE, NONE, R); 1053 1054 #define LAN966X_PIN(n) { \ 1055 .number = n, \ 1056 .name = "GPIO_"#n, \ 1057 .drv_data = &lan966x_pin_##n \ 1058 } 1059 1060 static const struct pinctrl_pin_desc lan966x_pins[] = { 1061 LAN966X_PIN(0), 1062 LAN966X_PIN(1), 1063 LAN966X_PIN(2), 1064 LAN966X_PIN(3), 1065 LAN966X_PIN(4), 1066 LAN966X_PIN(5), 1067 LAN966X_PIN(6), 1068 LAN966X_PIN(7), 1069 LAN966X_PIN(8), 1070 LAN966X_PIN(9), 1071 LAN966X_PIN(10), 1072 LAN966X_PIN(11), 1073 LAN966X_PIN(12), 1074 LAN966X_PIN(13), 1075 LAN966X_PIN(14), 1076 LAN966X_PIN(15), 1077 LAN966X_PIN(16), 1078 LAN966X_PIN(17), 1079 LAN966X_PIN(18), 1080 LAN966X_PIN(19), 1081 LAN966X_PIN(20), 1082 LAN966X_PIN(21), 1083 LAN966X_PIN(22), 1084 LAN966X_PIN(23), 1085 LAN966X_PIN(24), 1086 LAN966X_PIN(25), 1087 LAN966X_PIN(26), 1088 LAN966X_PIN(27), 1089 LAN966X_PIN(28), 1090 LAN966X_PIN(29), 1091 LAN966X_PIN(30), 1092 LAN966X_PIN(31), 1093 LAN966X_PIN(32), 1094 LAN966X_PIN(33), 1095 LAN966X_PIN(34), 1096 LAN966X_PIN(35), 1097 LAN966X_PIN(36), 1098 LAN966X_PIN(37), 1099 LAN966X_PIN(38), 1100 LAN966X_PIN(39), 1101 LAN966X_PIN(40), 1102 LAN966X_PIN(41), 1103 LAN966X_PIN(42), 1104 LAN966X_PIN(43), 1105 LAN966X_PIN(44), 1106 LAN966X_PIN(45), 1107 LAN966X_PIN(46), 1108 LAN966X_PIN(47), 1109 LAN966X_PIN(48), 1110 LAN966X_PIN(49), 1111 LAN966X_PIN(50), 1112 LAN966X_PIN(51), 1113 LAN966X_PIN(52), 1114 LAN966X_PIN(53), 1115 LAN966X_PIN(54), 1116 LAN966X_PIN(55), 1117 LAN966X_PIN(56), 1118 LAN966X_PIN(57), 1119 LAN966X_PIN(58), 1120 LAN966X_PIN(59), 1121 LAN966X_PIN(60), 1122 LAN966X_PIN(61), 1123 LAN966X_PIN(62), 1124 LAN966X_PIN(63), 1125 LAN966X_PIN(64), 1126 LAN966X_PIN(65), 1127 LAN966X_PIN(66), 1128 LAN966X_PIN(67), 1129 LAN966X_PIN(68), 1130 LAN966X_PIN(69), 1131 LAN966X_PIN(70), 1132 LAN966X_PIN(71), 1133 LAN966X_PIN(72), 1134 LAN966X_PIN(73), 1135 LAN966X_PIN(74), 1136 LAN966X_PIN(75), 1137 LAN966X_PIN(76), 1138 LAN966X_PIN(77), 1139 }; 1140 1141 static int ocelot_get_functions_count(struct pinctrl_dev *pctldev) 1142 { 1143 return ARRAY_SIZE(ocelot_function_names); 1144 } 1145 1146 static const char *ocelot_get_function_name(struct pinctrl_dev *pctldev, 1147 unsigned int function) 1148 { 1149 return ocelot_function_names[function]; 1150 } 1151 1152 static int ocelot_get_function_groups(struct pinctrl_dev *pctldev, 1153 unsigned int function, 1154 const char *const **groups, 1155 unsigned *const num_groups) 1156 { 1157 struct ocelot_pinctrl *info = pinctrl_dev_get_drvdata(pctldev); 1158 1159 *groups = info->func[function].groups; 1160 *num_groups = info->func[function].ngroups; 1161 1162 return 0; 1163 } 1164 1165 static int ocelot_pin_function_idx(struct ocelot_pinctrl *info, 1166 unsigned int pin, unsigned int function) 1167 { 1168 struct ocelot_pin_caps *p = info->desc->pins[pin].drv_data; 1169 int i; 1170 1171 for (i = 0; i < OCELOT_FUNC_PER_PIN; i++) { 1172 if (function == p->functions[i]) 1173 return i; 1174 1175 if (function == p->a_functions[i]) 1176 return i + OCELOT_FUNC_PER_PIN; 1177 } 1178 1179 return -1; 1180 } 1181 1182 #define REG_ALT(msb, info, p) (OCELOT_GPIO_ALT0 * (info)->stride + 4 * ((msb) + ((info)->stride * ((p) / 32)))) 1183 1184 static int ocelot_pinmux_set_mux(struct pinctrl_dev *pctldev, 1185 unsigned int selector, unsigned int group) 1186 { 1187 struct ocelot_pinctrl *info = pinctrl_dev_get_drvdata(pctldev); 1188 struct ocelot_pin_caps *pin = info->desc->pins[group].drv_data; 1189 unsigned int p = pin->pin % 32; 1190 int f; 1191 1192 f = ocelot_pin_function_idx(info, group, selector); 1193 if (f < 0) 1194 return -EINVAL; 1195 1196 /* 1197 * f is encoded on two bits. 1198 * bit 0 of f goes in BIT(pin) of ALT[0], bit 1 of f goes in BIT(pin) of 1199 * ALT[1] 1200 * This is racy because both registers can't be updated at the same time 1201 * but it doesn't matter much for now. 1202 * Note: ALT0/ALT1 are organized specially for 64 gpio targets 1203 */ 1204 regmap_update_bits(info->map, REG_ALT(0, info, pin->pin), 1205 BIT(p), f << p); 1206 regmap_update_bits(info->map, REG_ALT(1, info, pin->pin), 1207 BIT(p), (f >> 1) << p); 1208 1209 return 0; 1210 } 1211 1212 static int lan966x_pinmux_set_mux(struct pinctrl_dev *pctldev, 1213 unsigned int selector, unsigned int group) 1214 { 1215 struct ocelot_pinctrl *info = pinctrl_dev_get_drvdata(pctldev); 1216 struct ocelot_pin_caps *pin = info->desc->pins[group].drv_data; 1217 unsigned int p = pin->pin % 32; 1218 int f; 1219 1220 f = ocelot_pin_function_idx(info, group, selector); 1221 if (f < 0) 1222 return -EINVAL; 1223 1224 /* 1225 * f is encoded on three bits. 1226 * bit 0 of f goes in BIT(pin) of ALT[0], bit 1 of f goes in BIT(pin) of 1227 * ALT[1], bit 2 of f goes in BIT(pin) of ALT[2] 1228 * This is racy because three registers can't be updated at the same time 1229 * but it doesn't matter much for now. 1230 * Note: ALT0/ALT1/ALT2 are organized specially for 78 gpio targets 1231 */ 1232 regmap_update_bits(info->map, REG_ALT(0, info, pin->pin), 1233 BIT(p), f << p); 1234 regmap_update_bits(info->map, REG_ALT(1, info, pin->pin), 1235 BIT(p), (f >> 1) << p); 1236 regmap_update_bits(info->map, REG_ALT(2, info, pin->pin), 1237 BIT(p), (f >> 2) << p); 1238 1239 return 0; 1240 } 1241 1242 #define REG(r, info, p) ((r) * (info)->stride + (4 * ((p) / 32))) 1243 1244 static int ocelot_gpio_set_direction(struct pinctrl_dev *pctldev, 1245 struct pinctrl_gpio_range *range, 1246 unsigned int pin, bool input) 1247 { 1248 struct ocelot_pinctrl *info = pinctrl_dev_get_drvdata(pctldev); 1249 unsigned int p = pin % 32; 1250 1251 regmap_update_bits(info->map, REG(OCELOT_GPIO_OE, info, pin), BIT(p), 1252 input ? 0 : BIT(p)); 1253 1254 return 0; 1255 } 1256 1257 static int ocelot_gpio_request_enable(struct pinctrl_dev *pctldev, 1258 struct pinctrl_gpio_range *range, 1259 unsigned int offset) 1260 { 1261 struct ocelot_pinctrl *info = pinctrl_dev_get_drvdata(pctldev); 1262 unsigned int p = offset % 32; 1263 1264 regmap_update_bits(info->map, REG_ALT(0, info, offset), 1265 BIT(p), 0); 1266 regmap_update_bits(info->map, REG_ALT(1, info, offset), 1267 BIT(p), 0); 1268 1269 return 0; 1270 } 1271 1272 static int lan966x_gpio_request_enable(struct pinctrl_dev *pctldev, 1273 struct pinctrl_gpio_range *range, 1274 unsigned int offset) 1275 { 1276 struct ocelot_pinctrl *info = pinctrl_dev_get_drvdata(pctldev); 1277 unsigned int p = offset % 32; 1278 1279 regmap_update_bits(info->map, REG_ALT(0, info, offset), 1280 BIT(p), 0); 1281 regmap_update_bits(info->map, REG_ALT(1, info, offset), 1282 BIT(p), 0); 1283 regmap_update_bits(info->map, REG_ALT(2, info, offset), 1284 BIT(p), 0); 1285 1286 return 0; 1287 } 1288 1289 static const struct pinmux_ops ocelot_pmx_ops = { 1290 .get_functions_count = ocelot_get_functions_count, 1291 .get_function_name = ocelot_get_function_name, 1292 .get_function_groups = ocelot_get_function_groups, 1293 .set_mux = ocelot_pinmux_set_mux, 1294 .gpio_set_direction = ocelot_gpio_set_direction, 1295 .gpio_request_enable = ocelot_gpio_request_enable, 1296 }; 1297 1298 static const struct pinmux_ops lan966x_pmx_ops = { 1299 .get_functions_count = ocelot_get_functions_count, 1300 .get_function_name = ocelot_get_function_name, 1301 .get_function_groups = ocelot_get_function_groups, 1302 .set_mux = lan966x_pinmux_set_mux, 1303 .gpio_set_direction = ocelot_gpio_set_direction, 1304 .gpio_request_enable = lan966x_gpio_request_enable, 1305 }; 1306 1307 static int ocelot_pctl_get_groups_count(struct pinctrl_dev *pctldev) 1308 { 1309 struct ocelot_pinctrl *info = pinctrl_dev_get_drvdata(pctldev); 1310 1311 return info->desc->npins; 1312 } 1313 1314 static const char *ocelot_pctl_get_group_name(struct pinctrl_dev *pctldev, 1315 unsigned int group) 1316 { 1317 struct ocelot_pinctrl *info = pinctrl_dev_get_drvdata(pctldev); 1318 1319 return info->desc->pins[group].name; 1320 } 1321 1322 static int ocelot_pctl_get_group_pins(struct pinctrl_dev *pctldev, 1323 unsigned int group, 1324 const unsigned int **pins, 1325 unsigned int *num_pins) 1326 { 1327 struct ocelot_pinctrl *info = pinctrl_dev_get_drvdata(pctldev); 1328 1329 *pins = &info->desc->pins[group].number; 1330 *num_pins = 1; 1331 1332 return 0; 1333 } 1334 1335 static int ocelot_hw_get_value(struct ocelot_pinctrl *info, 1336 unsigned int pin, 1337 unsigned int reg, 1338 int *val) 1339 { 1340 int ret = -EOPNOTSUPP; 1341 1342 if (info->pincfg) { 1343 const struct ocelot_pincfg_data *opd = info->pincfg_data; 1344 u32 regcfg; 1345 1346 ret = regmap_read(info->pincfg, 1347 pin * regmap_get_reg_stride(info->pincfg), 1348 ®cfg); 1349 if (ret) 1350 return ret; 1351 1352 ret = 0; 1353 switch (reg) { 1354 case PINCONF_BIAS: 1355 *val = regcfg & (opd->pd_bit | opd->pu_bit); 1356 break; 1357 1358 case PINCONF_SCHMITT: 1359 *val = regcfg & opd->schmitt_bit; 1360 break; 1361 1362 case PINCONF_DRIVE_STRENGTH: 1363 *val = regcfg & opd->drive_bits; 1364 break; 1365 1366 default: 1367 ret = -EOPNOTSUPP; 1368 break; 1369 } 1370 } 1371 return ret; 1372 } 1373 1374 static int ocelot_pincfg_clrsetbits(struct ocelot_pinctrl *info, u32 regaddr, 1375 u32 clrbits, u32 setbits) 1376 { 1377 u32 val; 1378 int ret; 1379 1380 ret = regmap_read(info->pincfg, 1381 regaddr * regmap_get_reg_stride(info->pincfg), 1382 &val); 1383 if (ret) 1384 return ret; 1385 1386 val &= ~clrbits; 1387 val |= setbits; 1388 1389 ret = regmap_write(info->pincfg, 1390 regaddr * regmap_get_reg_stride(info->pincfg), 1391 val); 1392 1393 return ret; 1394 } 1395 1396 static int ocelot_hw_set_value(struct ocelot_pinctrl *info, 1397 unsigned int pin, 1398 unsigned int reg, 1399 int val) 1400 { 1401 int ret = -EOPNOTSUPP; 1402 1403 if (info->pincfg) { 1404 const struct ocelot_pincfg_data *opd = info->pincfg_data; 1405 1406 ret = 0; 1407 switch (reg) { 1408 case PINCONF_BIAS: 1409 ret = ocelot_pincfg_clrsetbits(info, pin, 1410 opd->pd_bit | opd->pu_bit, 1411 val); 1412 break; 1413 1414 case PINCONF_SCHMITT: 1415 ret = ocelot_pincfg_clrsetbits(info, pin, 1416 opd->schmitt_bit, 1417 val); 1418 break; 1419 1420 case PINCONF_DRIVE_STRENGTH: 1421 if (val <= 3) 1422 ret = ocelot_pincfg_clrsetbits(info, pin, 1423 opd->drive_bits, 1424 val); 1425 else 1426 ret = -EINVAL; 1427 break; 1428 1429 default: 1430 ret = -EOPNOTSUPP; 1431 break; 1432 } 1433 } 1434 return ret; 1435 } 1436 1437 static int ocelot_pinconf_get(struct pinctrl_dev *pctldev, 1438 unsigned int pin, unsigned long *config) 1439 { 1440 struct ocelot_pinctrl *info = pinctrl_dev_get_drvdata(pctldev); 1441 u32 param = pinconf_to_config_param(*config); 1442 int val, err; 1443 1444 switch (param) { 1445 case PIN_CONFIG_BIAS_DISABLE: 1446 case PIN_CONFIG_BIAS_PULL_UP: 1447 case PIN_CONFIG_BIAS_PULL_DOWN: 1448 err = ocelot_hw_get_value(info, pin, PINCONF_BIAS, &val); 1449 if (err) 1450 return err; 1451 if (param == PIN_CONFIG_BIAS_DISABLE) 1452 val = (val == 0); 1453 else if (param == PIN_CONFIG_BIAS_PULL_DOWN) 1454 val = !!(val & info->pincfg_data->pd_bit); 1455 else /* PIN_CONFIG_BIAS_PULL_UP */ 1456 val = !!(val & info->pincfg_data->pu_bit); 1457 break; 1458 1459 case PIN_CONFIG_INPUT_SCHMITT_ENABLE: 1460 if (!info->pincfg_data->schmitt_bit) 1461 return -EOPNOTSUPP; 1462 1463 err = ocelot_hw_get_value(info, pin, PINCONF_SCHMITT, &val); 1464 if (err) 1465 return err; 1466 1467 val = !!(val & info->pincfg_data->schmitt_bit); 1468 break; 1469 1470 case PIN_CONFIG_DRIVE_STRENGTH: 1471 err = ocelot_hw_get_value(info, pin, PINCONF_DRIVE_STRENGTH, 1472 &val); 1473 if (err) 1474 return err; 1475 break; 1476 1477 case PIN_CONFIG_OUTPUT: 1478 err = regmap_read(info->map, REG(OCELOT_GPIO_OUT, info, pin), 1479 &val); 1480 if (err) 1481 return err; 1482 val = !!(val & BIT(pin % 32)); 1483 break; 1484 1485 case PIN_CONFIG_INPUT_ENABLE: 1486 case PIN_CONFIG_OUTPUT_ENABLE: 1487 err = regmap_read(info->map, REG(OCELOT_GPIO_OE, info, pin), 1488 &val); 1489 if (err) 1490 return err; 1491 val = val & BIT(pin % 32); 1492 if (param == PIN_CONFIG_OUTPUT_ENABLE) 1493 val = !!val; 1494 else 1495 val = !val; 1496 break; 1497 1498 default: 1499 return -EOPNOTSUPP; 1500 } 1501 1502 *config = pinconf_to_config_packed(param, val); 1503 1504 return 0; 1505 } 1506 1507 static int ocelot_pinconf_set(struct pinctrl_dev *pctldev, unsigned int pin, 1508 unsigned long *configs, unsigned int num_configs) 1509 { 1510 struct ocelot_pinctrl *info = pinctrl_dev_get_drvdata(pctldev); 1511 const struct ocelot_pincfg_data *opd = info->pincfg_data; 1512 u32 param, arg, p; 1513 int cfg, err = 0; 1514 1515 for (cfg = 0; cfg < num_configs; cfg++) { 1516 param = pinconf_to_config_param(configs[cfg]); 1517 arg = pinconf_to_config_argument(configs[cfg]); 1518 1519 switch (param) { 1520 case PIN_CONFIG_BIAS_DISABLE: 1521 case PIN_CONFIG_BIAS_PULL_UP: 1522 case PIN_CONFIG_BIAS_PULL_DOWN: 1523 arg = (param == PIN_CONFIG_BIAS_DISABLE) ? 0 : 1524 (param == PIN_CONFIG_BIAS_PULL_UP) ? 1525 opd->pu_bit : opd->pd_bit; 1526 1527 err = ocelot_hw_set_value(info, pin, PINCONF_BIAS, arg); 1528 if (err) 1529 goto err; 1530 1531 break; 1532 1533 case PIN_CONFIG_INPUT_SCHMITT_ENABLE: 1534 if (!opd->schmitt_bit) 1535 return -EOPNOTSUPP; 1536 1537 arg = arg ? opd->schmitt_bit : 0; 1538 err = ocelot_hw_set_value(info, pin, PINCONF_SCHMITT, 1539 arg); 1540 if (err) 1541 goto err; 1542 1543 break; 1544 1545 case PIN_CONFIG_DRIVE_STRENGTH: 1546 err = ocelot_hw_set_value(info, pin, 1547 PINCONF_DRIVE_STRENGTH, 1548 arg); 1549 if (err) 1550 goto err; 1551 1552 break; 1553 1554 case PIN_CONFIG_OUTPUT_ENABLE: 1555 case PIN_CONFIG_INPUT_ENABLE: 1556 case PIN_CONFIG_OUTPUT: 1557 p = pin % 32; 1558 if (arg) 1559 regmap_write(info->map, 1560 REG(OCELOT_GPIO_OUT_SET, info, 1561 pin), 1562 BIT(p)); 1563 else 1564 regmap_write(info->map, 1565 REG(OCELOT_GPIO_OUT_CLR, info, 1566 pin), 1567 BIT(p)); 1568 regmap_update_bits(info->map, 1569 REG(OCELOT_GPIO_OE, info, pin), 1570 BIT(p), 1571 param == PIN_CONFIG_INPUT_ENABLE ? 1572 0 : BIT(p)); 1573 break; 1574 1575 default: 1576 err = -EOPNOTSUPP; 1577 } 1578 } 1579 err: 1580 return err; 1581 } 1582 1583 static const struct pinconf_ops ocelot_confops = { 1584 .is_generic = true, 1585 .pin_config_get = ocelot_pinconf_get, 1586 .pin_config_set = ocelot_pinconf_set, 1587 .pin_config_config_dbg_show = pinconf_generic_dump_config, 1588 }; 1589 1590 static const struct pinctrl_ops ocelot_pctl_ops = { 1591 .get_groups_count = ocelot_pctl_get_groups_count, 1592 .get_group_name = ocelot_pctl_get_group_name, 1593 .get_group_pins = ocelot_pctl_get_group_pins, 1594 .dt_node_to_map = pinconf_generic_dt_node_to_map_pin, 1595 .dt_free_map = pinconf_generic_dt_free_map, 1596 }; 1597 1598 static struct ocelot_match_data luton_desc = { 1599 .desc = { 1600 .name = "luton-pinctrl", 1601 .pins = luton_pins, 1602 .npins = ARRAY_SIZE(luton_pins), 1603 .pctlops = &ocelot_pctl_ops, 1604 .pmxops = &ocelot_pmx_ops, 1605 .owner = THIS_MODULE, 1606 }, 1607 }; 1608 1609 static struct ocelot_match_data serval_desc = { 1610 .desc = { 1611 .name = "serval-pinctrl", 1612 .pins = serval_pins, 1613 .npins = ARRAY_SIZE(serval_pins), 1614 .pctlops = &ocelot_pctl_ops, 1615 .pmxops = &ocelot_pmx_ops, 1616 .owner = THIS_MODULE, 1617 }, 1618 }; 1619 1620 static struct ocelot_match_data ocelot_desc = { 1621 .desc = { 1622 .name = "ocelot-pinctrl", 1623 .pins = ocelot_pins, 1624 .npins = ARRAY_SIZE(ocelot_pins), 1625 .pctlops = &ocelot_pctl_ops, 1626 .pmxops = &ocelot_pmx_ops, 1627 .owner = THIS_MODULE, 1628 }, 1629 }; 1630 1631 static struct ocelot_match_data jaguar2_desc = { 1632 .desc = { 1633 .name = "jaguar2-pinctrl", 1634 .pins = jaguar2_pins, 1635 .npins = ARRAY_SIZE(jaguar2_pins), 1636 .pctlops = &ocelot_pctl_ops, 1637 .pmxops = &ocelot_pmx_ops, 1638 .owner = THIS_MODULE, 1639 }, 1640 }; 1641 1642 static struct ocelot_match_data servalt_desc = { 1643 .desc = { 1644 .name = "servalt-pinctrl", 1645 .pins = servalt_pins, 1646 .npins = ARRAY_SIZE(servalt_pins), 1647 .pctlops = &ocelot_pctl_ops, 1648 .pmxops = &ocelot_pmx_ops, 1649 .owner = THIS_MODULE, 1650 }, 1651 }; 1652 1653 static struct ocelot_match_data sparx5_desc = { 1654 .desc = { 1655 .name = "sparx5-pinctrl", 1656 .pins = sparx5_pins, 1657 .npins = ARRAY_SIZE(sparx5_pins), 1658 .pctlops = &ocelot_pctl_ops, 1659 .pmxops = &ocelot_pmx_ops, 1660 .confops = &ocelot_confops, 1661 .owner = THIS_MODULE, 1662 }, 1663 .pincfg_data = { 1664 .pd_bit = BIT(4), 1665 .pu_bit = BIT(3), 1666 .drive_bits = GENMASK(1, 0), 1667 .schmitt_bit = BIT(2), 1668 }, 1669 }; 1670 1671 static struct ocelot_match_data lan966x_desc = { 1672 .desc = { 1673 .name = "lan966x-pinctrl", 1674 .pins = lan966x_pins, 1675 .npins = ARRAY_SIZE(lan966x_pins), 1676 .pctlops = &ocelot_pctl_ops, 1677 .pmxops = &lan966x_pmx_ops, 1678 .confops = &ocelot_confops, 1679 .owner = THIS_MODULE, 1680 }, 1681 .pincfg_data = { 1682 .pd_bit = BIT(3), 1683 .pu_bit = BIT(2), 1684 .drive_bits = GENMASK(1, 0), 1685 }, 1686 }; 1687 1688 static int ocelot_create_group_func_map(struct device *dev, 1689 struct ocelot_pinctrl *info) 1690 { 1691 int f, npins, i; 1692 u8 *pins = kcalloc(info->desc->npins, sizeof(u8), GFP_KERNEL); 1693 1694 if (!pins) 1695 return -ENOMEM; 1696 1697 for (f = 0; f < FUNC_MAX; f++) { 1698 for (npins = 0, i = 0; i < info->desc->npins; i++) { 1699 if (ocelot_pin_function_idx(info, i, f) >= 0) 1700 pins[npins++] = i; 1701 } 1702 1703 if (!npins) 1704 continue; 1705 1706 info->func[f].ngroups = npins; 1707 info->func[f].groups = devm_kcalloc(dev, npins, sizeof(char *), 1708 GFP_KERNEL); 1709 if (!info->func[f].groups) { 1710 kfree(pins); 1711 return -ENOMEM; 1712 } 1713 1714 for (i = 0; i < npins; i++) 1715 info->func[f].groups[i] = 1716 info->desc->pins[pins[i]].name; 1717 } 1718 1719 kfree(pins); 1720 1721 return 0; 1722 } 1723 1724 static int ocelot_pinctrl_register(struct platform_device *pdev, 1725 struct ocelot_pinctrl *info) 1726 { 1727 int ret; 1728 1729 ret = ocelot_create_group_func_map(&pdev->dev, info); 1730 if (ret) { 1731 dev_err(&pdev->dev, "Unable to create group func map.\n"); 1732 return ret; 1733 } 1734 1735 info->pctl = devm_pinctrl_register(&pdev->dev, info->desc, info); 1736 if (IS_ERR(info->pctl)) { 1737 dev_err(&pdev->dev, "Failed to register pinctrl\n"); 1738 return PTR_ERR(info->pctl); 1739 } 1740 1741 return 0; 1742 } 1743 1744 static int ocelot_gpio_get(struct gpio_chip *chip, unsigned int offset) 1745 { 1746 struct ocelot_pinctrl *info = gpiochip_get_data(chip); 1747 unsigned int val; 1748 1749 regmap_read(info->map, REG(OCELOT_GPIO_IN, info, offset), &val); 1750 1751 return !!(val & BIT(offset % 32)); 1752 } 1753 1754 static void ocelot_gpio_set(struct gpio_chip *chip, unsigned int offset, 1755 int value) 1756 { 1757 struct ocelot_pinctrl *info = gpiochip_get_data(chip); 1758 1759 if (value) 1760 regmap_write(info->map, REG(OCELOT_GPIO_OUT_SET, info, offset), 1761 BIT(offset % 32)); 1762 else 1763 regmap_write(info->map, REG(OCELOT_GPIO_OUT_CLR, info, offset), 1764 BIT(offset % 32)); 1765 } 1766 1767 static int ocelot_gpio_get_direction(struct gpio_chip *chip, 1768 unsigned int offset) 1769 { 1770 struct ocelot_pinctrl *info = gpiochip_get_data(chip); 1771 unsigned int val; 1772 1773 regmap_read(info->map, REG(OCELOT_GPIO_OE, info, offset), &val); 1774 1775 if (val & BIT(offset % 32)) 1776 return GPIO_LINE_DIRECTION_OUT; 1777 1778 return GPIO_LINE_DIRECTION_IN; 1779 } 1780 1781 static int ocelot_gpio_direction_input(struct gpio_chip *chip, 1782 unsigned int offset) 1783 { 1784 return pinctrl_gpio_direction_input(chip->base + offset); 1785 } 1786 1787 static int ocelot_gpio_direction_output(struct gpio_chip *chip, 1788 unsigned int offset, int value) 1789 { 1790 struct ocelot_pinctrl *info = gpiochip_get_data(chip); 1791 unsigned int pin = BIT(offset % 32); 1792 1793 if (value) 1794 regmap_write(info->map, REG(OCELOT_GPIO_OUT_SET, info, offset), 1795 pin); 1796 else 1797 regmap_write(info->map, REG(OCELOT_GPIO_OUT_CLR, info, offset), 1798 pin); 1799 1800 return pinctrl_gpio_direction_output(chip->base + offset); 1801 } 1802 1803 static const struct gpio_chip ocelot_gpiolib_chip = { 1804 .request = gpiochip_generic_request, 1805 .free = gpiochip_generic_free, 1806 .set = ocelot_gpio_set, 1807 .get = ocelot_gpio_get, 1808 .get_direction = ocelot_gpio_get_direction, 1809 .direction_input = ocelot_gpio_direction_input, 1810 .direction_output = ocelot_gpio_direction_output, 1811 .owner = THIS_MODULE, 1812 }; 1813 1814 static void ocelot_irq_mask(struct irq_data *data) 1815 { 1816 struct gpio_chip *chip = irq_data_get_irq_chip_data(data); 1817 struct ocelot_pinctrl *info = gpiochip_get_data(chip); 1818 unsigned int gpio = irqd_to_hwirq(data); 1819 1820 regmap_update_bits(info->map, REG(OCELOT_GPIO_INTR_ENA, info, gpio), 1821 BIT(gpio % 32), 0); 1822 gpiochip_disable_irq(chip, gpio); 1823 } 1824 1825 static void ocelot_irq_work(struct work_struct *work) 1826 { 1827 struct ocelot_irq_work *w = container_of(work, struct ocelot_irq_work, irq_work); 1828 struct irq_chip *parent_chip = irq_desc_get_chip(w->irq_desc); 1829 struct gpio_chip *chip = irq_desc_get_chip_data(w->irq_desc); 1830 struct irq_data *data = irq_desc_get_irq_data(w->irq_desc); 1831 unsigned int gpio = irqd_to_hwirq(data); 1832 1833 local_irq_disable(); 1834 chained_irq_enter(parent_chip, w->irq_desc); 1835 generic_handle_domain_irq(chip->irq.domain, gpio); 1836 chained_irq_exit(parent_chip, w->irq_desc); 1837 local_irq_enable(); 1838 1839 kfree(w); 1840 } 1841 1842 static void ocelot_irq_unmask_level(struct irq_data *data) 1843 { 1844 struct gpio_chip *chip = irq_data_get_irq_chip_data(data); 1845 struct ocelot_pinctrl *info = gpiochip_get_data(chip); 1846 struct irq_desc *desc = irq_data_to_desc(data); 1847 unsigned int gpio = irqd_to_hwirq(data); 1848 unsigned int bit = BIT(gpio % 32); 1849 bool ack = false, active = false; 1850 u8 trigger_level; 1851 int val; 1852 1853 trigger_level = irqd_get_trigger_type(data); 1854 1855 /* Check if the interrupt line is still active. */ 1856 regmap_read(info->map, REG(OCELOT_GPIO_IN, info, gpio), &val); 1857 if ((!(val & bit) && trigger_level == IRQ_TYPE_LEVEL_LOW) || 1858 (val & bit && trigger_level == IRQ_TYPE_LEVEL_HIGH)) 1859 active = true; 1860 1861 /* 1862 * Check if the interrupt controller has seen any changes in the 1863 * interrupt line. 1864 */ 1865 regmap_read(info->map, REG(OCELOT_GPIO_INTR, info, gpio), &val); 1866 if (val & bit) 1867 ack = true; 1868 1869 /* Try to clear any rising edges */ 1870 if (!active && ack) 1871 regmap_write_bits(info->map, REG(OCELOT_GPIO_INTR, info, gpio), 1872 bit, bit); 1873 1874 /* Enable the interrupt now */ 1875 gpiochip_enable_irq(chip, gpio); 1876 regmap_update_bits(info->map, REG(OCELOT_GPIO_INTR_ENA, info, gpio), 1877 bit, bit); 1878 1879 /* 1880 * In case the interrupt line is still active then it means that 1881 * there happen another interrupt while the line was active. 1882 * So we missed that one, so we need to kick the interrupt again 1883 * handler. 1884 */ 1885 regmap_read(info->map, REG(OCELOT_GPIO_IN, info, gpio), &val); 1886 if ((!(val & bit) && trigger_level == IRQ_TYPE_LEVEL_LOW) || 1887 (val & bit && trigger_level == IRQ_TYPE_LEVEL_HIGH)) 1888 active = true; 1889 1890 if (active) { 1891 struct ocelot_irq_work *work; 1892 1893 work = kmalloc(sizeof(*work), GFP_ATOMIC); 1894 if (!work) 1895 return; 1896 1897 work->irq_desc = desc; 1898 INIT_WORK(&work->irq_work, ocelot_irq_work); 1899 queue_work(info->wq, &work->irq_work); 1900 } 1901 } 1902 1903 static void ocelot_irq_unmask(struct irq_data *data) 1904 { 1905 struct gpio_chip *chip = irq_data_get_irq_chip_data(data); 1906 struct ocelot_pinctrl *info = gpiochip_get_data(chip); 1907 unsigned int gpio = irqd_to_hwirq(data); 1908 1909 gpiochip_enable_irq(chip, gpio); 1910 regmap_update_bits(info->map, REG(OCELOT_GPIO_INTR_ENA, info, gpio), 1911 BIT(gpio % 32), BIT(gpio % 32)); 1912 } 1913 1914 static void ocelot_irq_ack(struct irq_data *data) 1915 { 1916 struct gpio_chip *chip = irq_data_get_irq_chip_data(data); 1917 struct ocelot_pinctrl *info = gpiochip_get_data(chip); 1918 unsigned int gpio = irqd_to_hwirq(data); 1919 1920 regmap_write_bits(info->map, REG(OCELOT_GPIO_INTR, info, gpio), 1921 BIT(gpio % 32), BIT(gpio % 32)); 1922 } 1923 1924 static int ocelot_irq_set_type(struct irq_data *data, unsigned int type); 1925 1926 static struct irq_chip ocelot_level_irqchip = { 1927 .name = "gpio", 1928 .irq_mask = ocelot_irq_mask, 1929 .irq_ack = ocelot_irq_ack, 1930 .irq_unmask = ocelot_irq_unmask_level, 1931 .flags = IRQCHIP_IMMUTABLE, 1932 .irq_set_type = ocelot_irq_set_type, 1933 GPIOCHIP_IRQ_RESOURCE_HELPERS 1934 }; 1935 1936 static struct irq_chip ocelot_irqchip = { 1937 .name = "gpio", 1938 .irq_mask = ocelot_irq_mask, 1939 .irq_ack = ocelot_irq_ack, 1940 .irq_unmask = ocelot_irq_unmask, 1941 .irq_set_type = ocelot_irq_set_type, 1942 .flags = IRQCHIP_IMMUTABLE, 1943 GPIOCHIP_IRQ_RESOURCE_HELPERS 1944 }; 1945 1946 static int ocelot_irq_set_type(struct irq_data *data, unsigned int type) 1947 { 1948 if (type & (IRQ_TYPE_LEVEL_HIGH | IRQ_TYPE_LEVEL_LOW)) 1949 irq_set_chip_handler_name_locked(data, &ocelot_level_irqchip, 1950 handle_level_irq, NULL); 1951 if (type & IRQ_TYPE_EDGE_BOTH) 1952 irq_set_chip_handler_name_locked(data, &ocelot_irqchip, 1953 handle_edge_irq, NULL); 1954 1955 return 0; 1956 } 1957 1958 static void ocelot_irq_handler(struct irq_desc *desc) 1959 { 1960 struct irq_chip *parent_chip = irq_desc_get_chip(desc); 1961 struct gpio_chip *chip = irq_desc_get_handler_data(desc); 1962 struct ocelot_pinctrl *info = gpiochip_get_data(chip); 1963 unsigned int id_reg = OCELOT_GPIO_INTR_IDENT * info->stride; 1964 unsigned int reg = 0, irq, i; 1965 unsigned long irqs; 1966 1967 for (i = 0; i < info->stride; i++) { 1968 regmap_read(info->map, id_reg + 4 * i, ®); 1969 if (!reg) 1970 continue; 1971 1972 chained_irq_enter(parent_chip, desc); 1973 1974 irqs = reg; 1975 1976 for_each_set_bit(irq, &irqs, 1977 min(32U, info->desc->npins - 32 * i)) 1978 generic_handle_domain_irq(chip->irq.domain, irq + 32 * i); 1979 1980 chained_irq_exit(parent_chip, desc); 1981 } 1982 } 1983 1984 static int ocelot_gpiochip_register(struct platform_device *pdev, 1985 struct ocelot_pinctrl *info) 1986 { 1987 struct gpio_chip *gc; 1988 struct gpio_irq_chip *girq; 1989 int irq; 1990 1991 info->gpio_chip = ocelot_gpiolib_chip; 1992 1993 gc = &info->gpio_chip; 1994 gc->ngpio = info->desc->npins; 1995 gc->parent = &pdev->dev; 1996 gc->base = -1; 1997 gc->label = "ocelot-gpio"; 1998 1999 irq = platform_get_irq_optional(pdev, 0); 2000 if (irq > 0) { 2001 girq = &gc->irq; 2002 gpio_irq_chip_set_chip(girq, &ocelot_irqchip); 2003 girq->parent_handler = ocelot_irq_handler; 2004 girq->num_parents = 1; 2005 girq->parents = devm_kcalloc(&pdev->dev, 1, 2006 sizeof(*girq->parents), 2007 GFP_KERNEL); 2008 if (!girq->parents) 2009 return -ENOMEM; 2010 girq->parents[0] = irq; 2011 girq->default_type = IRQ_TYPE_NONE; 2012 girq->handler = handle_edge_irq; 2013 } 2014 2015 return devm_gpiochip_add_data(&pdev->dev, gc, info); 2016 } 2017 2018 static const struct of_device_id ocelot_pinctrl_of_match[] = { 2019 { .compatible = "mscc,luton-pinctrl", .data = &luton_desc }, 2020 { .compatible = "mscc,serval-pinctrl", .data = &serval_desc }, 2021 { .compatible = "mscc,ocelot-pinctrl", .data = &ocelot_desc }, 2022 { .compatible = "mscc,jaguar2-pinctrl", .data = &jaguar2_desc }, 2023 { .compatible = "mscc,servalt-pinctrl", .data = &servalt_desc }, 2024 { .compatible = "microchip,sparx5-pinctrl", .data = &sparx5_desc }, 2025 { .compatible = "microchip,lan966x-pinctrl", .data = &lan966x_desc }, 2026 {}, 2027 }; 2028 MODULE_DEVICE_TABLE(of, ocelot_pinctrl_of_match); 2029 2030 static struct regmap *ocelot_pinctrl_create_pincfg(struct platform_device *pdev, 2031 const struct ocelot_pinctrl *info) 2032 { 2033 void __iomem *base; 2034 2035 const struct regmap_config regmap_config = { 2036 .reg_bits = 32, 2037 .val_bits = 32, 2038 .reg_stride = 4, 2039 .max_register = info->desc->npins * 4, 2040 .name = "pincfg", 2041 }; 2042 2043 base = devm_platform_ioremap_resource(pdev, 1); 2044 if (IS_ERR(base)) { 2045 dev_dbg(&pdev->dev, "Failed to ioremap config registers (no extended pinconf)\n"); 2046 return NULL; 2047 } 2048 2049 return devm_regmap_init_mmio(&pdev->dev, base, ®map_config); 2050 } 2051 2052 static void ocelot_destroy_workqueue(void *data) 2053 { 2054 destroy_workqueue(data); 2055 } 2056 2057 static int ocelot_pinctrl_probe(struct platform_device *pdev) 2058 { 2059 const struct ocelot_match_data *data; 2060 struct device *dev = &pdev->dev; 2061 struct ocelot_pinctrl *info; 2062 struct reset_control *reset; 2063 struct regmap *pincfg; 2064 int ret; 2065 struct regmap_config regmap_config = { 2066 .reg_bits = 32, 2067 .val_bits = 32, 2068 .reg_stride = 4, 2069 }; 2070 2071 info = devm_kzalloc(dev, sizeof(*info), GFP_KERNEL); 2072 if (!info) 2073 return -ENOMEM; 2074 2075 data = device_get_match_data(dev); 2076 if (!data) 2077 return -EINVAL; 2078 2079 info->desc = devm_kmemdup(dev, &data->desc, sizeof(*info->desc), 2080 GFP_KERNEL); 2081 if (!info->desc) 2082 return -ENOMEM; 2083 2084 info->wq = alloc_ordered_workqueue("ocelot_ordered", 0); 2085 if (!info->wq) 2086 return -ENOMEM; 2087 2088 ret = devm_add_action_or_reset(dev, ocelot_destroy_workqueue, 2089 info->wq); 2090 if (ret) 2091 return ret; 2092 2093 info->pincfg_data = &data->pincfg_data; 2094 2095 reset = devm_reset_control_get_optional_shared(dev, "switch"); 2096 if (IS_ERR(reset)) 2097 return dev_err_probe(dev, PTR_ERR(reset), 2098 "Failed to get reset\n"); 2099 reset_control_reset(reset); 2100 2101 info->stride = 1 + (info->desc->npins - 1) / 32; 2102 2103 regmap_config.max_register = OCELOT_GPIO_SD_MAP * info->stride + 15 * 4; 2104 2105 info->map = ocelot_regmap_from_resource(pdev, 0, ®map_config); 2106 if (IS_ERR(info->map)) 2107 return dev_err_probe(dev, PTR_ERR(info->map), 2108 "Failed to create regmap\n"); 2109 dev_set_drvdata(dev, info); 2110 info->dev = dev; 2111 2112 /* Pinconf registers */ 2113 if (info->desc->confops) { 2114 pincfg = ocelot_pinctrl_create_pincfg(pdev, info); 2115 if (IS_ERR(pincfg)) 2116 dev_dbg(dev, "Failed to create pincfg regmap\n"); 2117 else 2118 info->pincfg = pincfg; 2119 } 2120 2121 ret = ocelot_pinctrl_register(pdev, info); 2122 if (ret) 2123 return ret; 2124 2125 ret = ocelot_gpiochip_register(pdev, info); 2126 if (ret) 2127 return ret; 2128 2129 dev_info(dev, "driver registered\n"); 2130 2131 return 0; 2132 } 2133 2134 static struct platform_driver ocelot_pinctrl_driver = { 2135 .driver = { 2136 .name = "pinctrl-ocelot", 2137 .of_match_table = of_match_ptr(ocelot_pinctrl_of_match), 2138 .suppress_bind_attrs = true, 2139 }, 2140 .probe = ocelot_pinctrl_probe, 2141 }; 2142 module_platform_driver(ocelot_pinctrl_driver); 2143 2144 MODULE_DESCRIPTION("Ocelot Chip Pinctrl Driver"); 2145 MODULE_LICENSE("Dual MIT/GPL"); 2146