1 /* 2 * Driver for the Gemini pin controller 3 * 4 * Copyright (C) 2017 Linus Walleij <linus.walleij@linaro.org> 5 * 6 * This is a group-only pin controller. 7 */ 8 #include <linux/err.h> 9 #include <linux/init.h> 10 #include <linux/io.h> 11 #include <linux/mfd/syscon.h> 12 #include <linux/of.h> 13 #include <linux/platform_device.h> 14 #include <linux/regmap.h> 15 #include <linux/seq_file.h> 16 #include <linux/slab.h> 17 18 #include <linux/pinctrl/machine.h> 19 #include <linux/pinctrl/pinconf-generic.h> 20 #include <linux/pinctrl/pinconf.h> 21 #include <linux/pinctrl/pinctrl.h> 22 #include <linux/pinctrl/pinmux.h> 23 24 #include "pinctrl-utils.h" 25 26 #define DRIVER_NAME "pinctrl-gemini" 27 28 /** 29 * struct gemini_pin_conf - information about configuring a pin 30 * @pin: the pin number 31 * @reg: config register 32 * @mask: the bits affecting the configuration of the pin 33 */ 34 struct gemini_pin_conf { 35 unsigned int pin; 36 u32 reg; 37 u32 mask; 38 }; 39 40 /** 41 * struct gemini_pmx - state holder for the gemini pin controller 42 * @dev: a pointer back to containing device 43 * @virtbase: the offset to the controller in virtual memory 44 * @map: regmap to access registers 45 * @is_3512: whether the SoC/package is the 3512 variant 46 * @is_3516: whether the SoC/package is the 3516 variant 47 * @flash_pin: whether the flash pin (extended pins for parallel 48 * flash) is set 49 * @confs: pin config information 50 * @nconfs: number of pin config information items 51 */ 52 struct gemini_pmx { 53 struct device *dev; 54 struct pinctrl_dev *pctl; 55 struct regmap *map; 56 bool is_3512; 57 bool is_3516; 58 bool flash_pin; 59 const struct gemini_pin_conf *confs; 60 unsigned int nconfs; 61 }; 62 63 /** 64 * struct gemini_pin_group - describes a Gemini pin group 65 * @name: the name of this specific pin group 66 * @pins: an array of discrete physical pins used in this group, taken 67 * from the driver-local pin enumeration space 68 * @num_pins: the number of pins in this group array, i.e. the number of 69 * elements in .pins so we can iterate over that array 70 * @mask: bits to clear to enable this when doing pin muxing 71 * @value: bits to set to enable this when doing pin muxing 72 * @driving_mask: bitmask for the IO Pad driving register for this 73 * group, if it supports altering the driving strength of 74 * its lines. 75 */ 76 struct gemini_pin_group { 77 const char *name; 78 const unsigned int *pins; 79 const unsigned int num_pins; 80 u32 mask; 81 u32 value; 82 u32 driving_mask; 83 }; 84 85 /* Some straight-forward control registers */ 86 #define GLOBAL_WORD_ID 0x00 87 #define GLOBAL_STATUS 0x04 88 #define GLOBAL_STATUS_FLPIN BIT(20) 89 #define GLOBAL_IODRIVE 0x10 90 #define GLOBAL_GMAC_CTRL_SKEW 0x1c 91 #define GLOBAL_GMAC0_DATA_SKEW 0x20 92 #define GLOBAL_GMAC1_DATA_SKEW 0x24 93 /* 94 * Global Miscellaneous Control Register 95 * This register controls all Gemini pad/pin multiplexing 96 * 97 * It is a tricky register though: 98 * - For the bits named *_ENABLE, once you DISABLE something, it simply cannot 99 * be brought back online, so it means permanent disablement of the 100 * corresponding pads. 101 * - For the bits named *_DISABLE, once you enable something, it cannot be 102 * DISABLED again. So you select a flash configuration once, and then 103 * you are stuck with it. 104 */ 105 #define GLOBAL_MISC_CTRL 0x30 106 #define GEMINI_GMAC_IOSEL_MASK GENMASK(28, 27) 107 /* Not really used */ 108 #define GEMINI_GMAC_IOSEL_GMAC0_GMII BIT(28) 109 /* Activated with GMAC1 */ 110 #define GEMINI_GMAC_IOSEL_GMAC0_GMAC1_RGMII BIT(27) 111 /* This will be the default */ 112 #define GEMINI_GMAC_IOSEL_GMAC0_RGMII_GMAC1_GPIO2 0 113 #define TVC_CLK_PAD_ENABLE BIT(20) 114 #define PCI_CLK_PAD_ENABLE BIT(17) 115 #define LPC_CLK_PAD_ENABLE BIT(16) 116 #define TVC_PADS_ENABLE BIT(9) 117 #define SSP_PADS_ENABLE BIT(8) 118 #define LCD_PADS_ENABLE BIT(7) 119 #define LPC_PADS_ENABLE BIT(6) 120 #define PCI_PADS_ENABLE BIT(5) 121 #define IDE_PADS_ENABLE BIT(4) 122 #define DRAM_PADS_POWERDOWN BIT(3) 123 #define NAND_PADS_DISABLE BIT(2) 124 #define PFLASH_PADS_DISABLE BIT(1) 125 #define SFLASH_PADS_DISABLE BIT(0) 126 #define PADS_MASK (GENMASK(9, 0) | BIT(16) | BIT(17) | BIT(20) | BIT(27)) 127 #define PADS_MAXBIT 27 128 129 /* Ordered by bit index */ 130 static const char * const gemini_padgroups[] = { 131 "serial flash", 132 "parallel flash", 133 "NAND flash", 134 "DRAM", 135 "IDE", 136 "PCI", 137 "LPC", 138 "LCD", 139 "SSP", 140 "TVC", 141 NULL, NULL, NULL, NULL, NULL, NULL, 142 "LPC CLK", 143 "PCI CLK", 144 NULL, NULL, 145 "TVC CLK", 146 NULL, NULL, NULL, NULL, NULL, 147 "GMAC1", 148 }; 149 150 static const struct pinctrl_pin_desc gemini_3512_pins[] = { 151 /* Row A */ 152 PINCTRL_PIN(0, "A1 VREF CTRL"), 153 PINCTRL_PIN(1, "A2 VCC2IO CTRL"), 154 PINCTRL_PIN(2, "A3 DRAM CK"), 155 PINCTRL_PIN(3, "A4 DRAM CK N"), 156 PINCTRL_PIN(4, "A5 DRAM A5"), 157 PINCTRL_PIN(5, "A6 DRAM CKE"), 158 PINCTRL_PIN(6, "A7 DRAM DQ11"), 159 PINCTRL_PIN(7, "A8 DRAM DQ0"), 160 PINCTRL_PIN(8, "A9 DRAM DQ5"), 161 PINCTRL_PIN(9, "A10 DRAM DQ6"), 162 PINCTRL_PIN(10, "A11 DRAM DRAM VREF"), 163 PINCTRL_PIN(11, "A12 DRAM BA1"), 164 PINCTRL_PIN(12, "A13 DRAM A2"), 165 PINCTRL_PIN(13, "A14 PCI GNT1 N"), 166 PINCTRL_PIN(14, "A15 PCI REQ9 N"), 167 PINCTRL_PIN(15, "A16 PCI REQ2 N"), 168 PINCTRL_PIN(16, "A17 PCI REQ3 N"), 169 PINCTRL_PIN(17, "A18 PCI AD31"), 170 /* Row B */ 171 PINCTRL_PIN(18, "B1 VCCK CTRL"), 172 PINCTRL_PIN(19, "B2 PWR EN"), 173 PINCTRL_PIN(20, "B3 RTC CLKI"), 174 PINCTRL_PIN(21, "B4 DRAM A4"), 175 PINCTRL_PIN(22, "B5 DRAM A6"), 176 PINCTRL_PIN(23, "B6 DRAM A12"), 177 PINCTRL_PIN(24, "B7 DRAM DQS1"), 178 PINCTRL_PIN(25, "B8 DRAM DQ15"), 179 PINCTRL_PIN(26, "B9 DRAM DQ4"), 180 PINCTRL_PIN(27, "B10 DRAM DQS0"), 181 PINCTRL_PIN(28, "B11 DRAM WE N"), 182 PINCTRL_PIN(29, "B12 DRAM A10"), 183 PINCTRL_PIN(30, "B13 DRAM A3"), 184 PINCTRL_PIN(31, "B14 PCI GNT0 N"), 185 PINCTRL_PIN(32, "B15 PCI GNT3 N"), 186 PINCTRL_PIN(33, "B16 PCI REQ1 N"), 187 PINCTRL_PIN(34, "B17 PCI AD30"), 188 PINCTRL_PIN(35, "B18 PCI AD29"), 189 /* Row C */ 190 PINCTRL_PIN(36, "C1 CIR RST N"), /* REALLY? CIR is not in 3512... */ 191 PINCTRL_PIN(37, "C2 XTALI"), 192 PINCTRL_PIN(38, "C3 PWR BTN"), 193 PINCTRL_PIN(39, "C4 RTC CLKO"), 194 PINCTRL_PIN(40, "C5 DRAM A7"), 195 PINCTRL_PIN(41, "C6 DRAM A11"), 196 PINCTRL_PIN(42, "C7 DRAM DQ10"), 197 PINCTRL_PIN(43, "C8 DRAM DQ14"), 198 PINCTRL_PIN(44, "C9 DRAM DQ3"), 199 PINCTRL_PIN(45, "C10 DRAM DQ7"), 200 PINCTRL_PIN(46, "C11 DRAM CAS N"), 201 PINCTRL_PIN(47, "C12 DRAM A0"), 202 PINCTRL_PIN(48, "C13 PCI INT0 N"), 203 PINCTRL_PIN(49, "C14 EXT RESET N"), 204 PINCTRL_PIN(50, "C15 PCI GNT2 N"), 205 PINCTRL_PIN(51, "C16 PCI AD28"), 206 PINCTRL_PIN(52, "C17 PCI AD27"), 207 PINCTRL_PIN(53, "C18 PCI AD26"), 208 /* Row D */ 209 PINCTRL_PIN(54, "D1 AVCCKHA"), 210 PINCTRL_PIN(55, "D2 AGNDIOHA"), 211 PINCTRL_PIN(56, "D3 XTALO"), 212 PINCTRL_PIN(57, "D4 AVCC3IOHA"), 213 PINCTRL_PIN(58, "D5 DRAM A8"), 214 PINCTRL_PIN(59, "D6 DRAM A9"), 215 PINCTRL_PIN(60, "D7 DRAM DQ9"), 216 PINCTRL_PIN(61, "D8 DRAM DQ13"), 217 PINCTRL_PIN(62, "D9 DRAM DQ2"), 218 PINCTRL_PIN(63, "D10 DRAM A13"), 219 PINCTRL_PIN(64, "D11 DRAM RAS N"), 220 PINCTRL_PIN(65, "D12 DRAM A1"), 221 PINCTRL_PIN(66, "D13 PCI INTC N"), 222 PINCTRL_PIN(67, "D14 PCI CLK"), 223 PINCTRL_PIN(68, "D15 PCI AD25"), 224 PINCTRL_PIN(69, "D16 PCI AD24"), 225 PINCTRL_PIN(70, "D17 PCI CBE3 N"), 226 PINCTRL_PIN(71, "D18 PCI AD23"), 227 /* Row E */ 228 PINCTRL_PIN(72, "E1 AVCC3IOHA"), 229 PINCTRL_PIN(73, "E2 EBG"), 230 PINCTRL_PIN(74, "E3 AVCC3IOHB"), 231 PINCTRL_PIN(75, "E4 REXT"), 232 PINCTRL_PIN(76, "E5 GND"), 233 PINCTRL_PIN(77, "E6 DRAM DQM1"), 234 PINCTRL_PIN(78, "E7 DRAM DQ8"), 235 PINCTRL_PIN(79, "E8 DRAM DQ12"), 236 PINCTRL_PIN(80, "E9 DRAM DQ1"), 237 PINCTRL_PIN(81, "E10 DRAM DQM0"), 238 PINCTRL_PIN(82, "E11 DRAM BA0"), 239 PINCTRL_PIN(83, "E12 PCI INTA N"), 240 PINCTRL_PIN(84, "E13 PCI INTB N"), 241 PINCTRL_PIN(85, "E14 GND"), 242 PINCTRL_PIN(86, "E15 PCI AD22"), 243 PINCTRL_PIN(87, "E16 PCI AD21"), 244 PINCTRL_PIN(88, "E17 PCI AD20"), 245 PINCTRL_PIN(89, "E18 PCI AD19"), 246 /* Row F */ 247 PINCTRL_PIN(90, "F1 SATA0 RXDP"), 248 PINCTRL_PIN(91, "F2 SATA0 RXDN"), 249 PINCTRL_PIN(92, "F3 AGNDK 0"), 250 PINCTRL_PIN(93, "F4 AVCC3 S"), 251 PINCTRL_PIN(94, "F5 AVCCK P"), 252 PINCTRL_PIN(95, "F6 GND"), 253 PINCTRL_PIN(96, "F7 VCC2IOHA 2"), 254 PINCTRL_PIN(97, "F8 VCC2IOHA 2"), 255 PINCTRL_PIN(98, "F9 V1"), 256 PINCTRL_PIN(99, "F10 V1"), 257 PINCTRL_PIN(100, "F11 VCC2IOHA 2"), 258 PINCTRL_PIN(101, "F12 VCC2IOHA 2"), 259 PINCTRL_PIN(102, "F13 GND"), 260 PINCTRL_PIN(103, "F14 PCI AD18"), 261 PINCTRL_PIN(104, "F15 PCI AD17"), 262 PINCTRL_PIN(105, "F16 PCI AD16"), 263 PINCTRL_PIN(106, "F17 PCI CBE2 N"), 264 PINCTRL_PIN(107, "F18 PCI FRAME N"), 265 /* Row G */ 266 PINCTRL_PIN(108, "G1 SATA0 TXDP"), 267 PINCTRL_PIN(109, "G2 SATA0 TXDN"), 268 PINCTRL_PIN(110, "G3 AGNDK 1"), 269 PINCTRL_PIN(111, "G4 AVCCK 0"), 270 PINCTRL_PIN(112, "G5 TEST CLKOUT"), 271 PINCTRL_PIN(113, "G6 AGND"), 272 PINCTRL_PIN(114, "G7 GND"), 273 PINCTRL_PIN(115, "G8 VCC2IOHA 2"), 274 PINCTRL_PIN(116, "G9 V1"), 275 PINCTRL_PIN(117, "G10 V1"), 276 PINCTRL_PIN(118, "G11 VCC2IOHA 2"), 277 PINCTRL_PIN(119, "G12 GND"), 278 PINCTRL_PIN(120, "G13 VCC3IOHA"), 279 PINCTRL_PIN(121, "G14 PCI IRDY N"), 280 PINCTRL_PIN(122, "G15 PCI TRDY N"), 281 PINCTRL_PIN(123, "G16 PCI DEVSEL N"), 282 PINCTRL_PIN(124, "G17 PCI STOP N"), 283 PINCTRL_PIN(125, "G18 PCI PAR"), 284 /* Row H */ 285 PINCTRL_PIN(126, "H1 SATA1 TXDP"), 286 PINCTRL_PIN(127, "H2 SATA1 TXDN"), 287 PINCTRL_PIN(128, "H3 AGNDK 2"), 288 PINCTRL_PIN(129, "H4 AVCCK 1"), 289 PINCTRL_PIN(130, "H5 AVCCK S"), 290 PINCTRL_PIN(131, "H6 AVCCKHB"), 291 PINCTRL_PIN(132, "H7 AGND"), 292 PINCTRL_PIN(133, "H8 GND"), 293 PINCTRL_PIN(134, "H9 GND"), 294 PINCTRL_PIN(135, "H10 GND"), 295 PINCTRL_PIN(136, "H11 GND"), 296 PINCTRL_PIN(137, "H12 VCC3IOHA"), 297 PINCTRL_PIN(138, "H13 VCC3IOHA"), 298 PINCTRL_PIN(139, "H14 PCI CBE1 N"), 299 PINCTRL_PIN(140, "H15 PCI AD15"), 300 PINCTRL_PIN(141, "H16 PCI AD14"), 301 PINCTRL_PIN(142, "H17 PCI AD13"), 302 PINCTRL_PIN(143, "H18 PCI AD12"), 303 /* Row J (for some reason I is skipped) */ 304 PINCTRL_PIN(144, "J1 SATA1 RXDP"), 305 PINCTRL_PIN(145, "J2 SATA1 RXDN"), 306 PINCTRL_PIN(146, "J3 AGNDK 3"), 307 PINCTRL_PIN(147, "J4 AVCCK 2"), 308 PINCTRL_PIN(148, "J5 IDE DA1"), 309 PINCTRL_PIN(149, "J6 V1"), 310 PINCTRL_PIN(150, "J7 V1"), 311 PINCTRL_PIN(151, "J8 GND"), 312 PINCTRL_PIN(152, "J9 GND"), 313 PINCTRL_PIN(153, "J10 GND"), 314 PINCTRL_PIN(154, "J11 GND"), 315 PINCTRL_PIN(155, "J12 V1"), 316 PINCTRL_PIN(156, "J13 V1"), 317 PINCTRL_PIN(157, "J14 PCI AD11"), 318 PINCTRL_PIN(158, "J15 PCI AD10"), 319 PINCTRL_PIN(159, "J16 PCI AD9"), 320 PINCTRL_PIN(160, "J17 PCI AD8"), 321 PINCTRL_PIN(161, "J18 PCI CBE0 N"), 322 /* Row K */ 323 PINCTRL_PIN(162, "K1 IDE CS1 N"), 324 PINCTRL_PIN(163, "K2 IDE CS0 N"), 325 PINCTRL_PIN(164, "K3 AVCCK 3"), 326 PINCTRL_PIN(165, "K4 IDE DA2"), 327 PINCTRL_PIN(166, "K5 IDE DA0"), 328 PINCTRL_PIN(167, "K6 V1"), 329 PINCTRL_PIN(168, "K7 V1"), 330 PINCTRL_PIN(169, "K8 GND"), 331 PINCTRL_PIN(170, "K9 GND"), 332 PINCTRL_PIN(171, "K10 GND"), 333 PINCTRL_PIN(172, "K11 GND"), 334 PINCTRL_PIN(173, "K12 V1"), 335 PINCTRL_PIN(174, "K13 V1"), 336 PINCTRL_PIN(175, "K14 PCI AD3"), 337 PINCTRL_PIN(176, "K15 PCI AD4"), 338 PINCTRL_PIN(177, "K16 PCI AD5"), 339 PINCTRL_PIN(178, "K17 PCI AD6"), 340 PINCTRL_PIN(179, "K18 PCI AD7"), 341 /* Row L */ 342 PINCTRL_PIN(180, "L1 IDE INTRQ"), 343 PINCTRL_PIN(181, "L2 IDE DMACK N"), 344 PINCTRL_PIN(182, "L3 IDE IORDY"), 345 PINCTRL_PIN(183, "L4 IDE DIOR N"), 346 PINCTRL_PIN(184, "L5 IDE DIOW N"), 347 PINCTRL_PIN(185, "L6 VCC3IOHA"), 348 PINCTRL_PIN(186, "L7 VCC3IOHA"), 349 PINCTRL_PIN(187, "L8 GND"), 350 PINCTRL_PIN(188, "L9 GND"), 351 PINCTRL_PIN(189, "L10 GND"), 352 PINCTRL_PIN(190, "L11 GND"), 353 PINCTRL_PIN(191, "L12 VCC3IOHA"), 354 PINCTRL_PIN(192, "L13 VCC3IOHA"), 355 PINCTRL_PIN(193, "L14 GPIO0 30"), 356 PINCTRL_PIN(194, "L15 GPIO0 31"), 357 PINCTRL_PIN(195, "L16 PCI AD0"), 358 PINCTRL_PIN(196, "L17 PCI AD1"), 359 PINCTRL_PIN(197, "L18 PCI AD2"), 360 /* Row M */ 361 PINCTRL_PIN(198, "M1 IDE DMARQ"), 362 PINCTRL_PIN(199, "M2 IDE DD15"), 363 PINCTRL_PIN(200, "M3 IDE DD0"), 364 PINCTRL_PIN(201, "M4 IDE DD14"), 365 PINCTRL_PIN(202, "M5 IDE DD1"), 366 PINCTRL_PIN(203, "M6 VCC3IOHA"), 367 PINCTRL_PIN(204, "M7 GND"), 368 PINCTRL_PIN(205, "M8 VCC2IOHA 1"), 369 PINCTRL_PIN(206, "M9 V1"), 370 PINCTRL_PIN(207, "M10 V1"), 371 PINCTRL_PIN(208, "M11 VCC3IOHA"), 372 PINCTRL_PIN(209, "M12 GND"), 373 PINCTRL_PIN(210, "M13 VCC3IOHA"), 374 PINCTRL_PIN(211, "M14 GPIO0 25"), 375 PINCTRL_PIN(212, "M15 GPIO0 26"), 376 PINCTRL_PIN(213, "M16 GPIO0 27"), 377 PINCTRL_PIN(214, "M17 GPIO0 28"), 378 PINCTRL_PIN(215, "M18 GPIO0 29"), 379 /* Row N */ 380 PINCTRL_PIN(216, "N1 IDE DD13"), 381 PINCTRL_PIN(217, "N2 IDE DD2"), 382 PINCTRL_PIN(218, "N3 IDE DD12"), 383 PINCTRL_PIN(219, "N4 IDE DD3"), 384 PINCTRL_PIN(220, "N5 IDE DD11"), 385 PINCTRL_PIN(221, "N6 GND"), 386 PINCTRL_PIN(222, "N7 VCC2IOHA 1"), 387 PINCTRL_PIN(223, "N8 VCC2IOHA 1"), 388 PINCTRL_PIN(224, "N9 V1"), 389 PINCTRL_PIN(225, "N10 V1"), 390 PINCTRL_PIN(226, "N11 VCC3IOHA"), 391 PINCTRL_PIN(227, "N12 VCC3IOHA"), 392 PINCTRL_PIN(228, "N13 GND"), 393 PINCTRL_PIN(229, "N14 GPIO0 20"), 394 PINCTRL_PIN(230, "N15 GPIO0 21"), 395 PINCTRL_PIN(231, "N16 GPIO0 22"), 396 PINCTRL_PIN(232, "N17 GPIO0 23"), 397 PINCTRL_PIN(233, "N18 GPIO0 24"), 398 /* Row P (for some reason O is skipped) */ 399 PINCTRL_PIN(234, "P1 IDE DD4"), 400 PINCTRL_PIN(235, "P2 IDE DD10"), 401 PINCTRL_PIN(236, "P3 IDE DD5"), 402 PINCTRL_PIN(237, "P4 IDE DD9"), 403 PINCTRL_PIN(238, "P5 GND"), 404 PINCTRL_PIN(239, "P6 USB XSCO"), 405 PINCTRL_PIN(240, "P7 GMAC0 TXD3"), 406 PINCTRL_PIN(241, "P8 GMAC0 TXEN"), 407 PINCTRL_PIN(242, "P9 GMAC0 RXD2"), 408 PINCTRL_PIN(243, "P10 GMAC1 TXC"), 409 PINCTRL_PIN(244, "P11 GMAC1 RXD1"), 410 PINCTRL_PIN(245, "P12 MODE SEL 1"), 411 PINCTRL_PIN(246, "P13 GPIO1 28"), 412 PINCTRL_PIN(247, "P14 GND"), 413 PINCTRL_PIN(248, "P15 GPIO0 5"), 414 PINCTRL_PIN(249, "P16 GPIO0 17"), 415 PINCTRL_PIN(250, "P17 GPIO0 18"), 416 PINCTRL_PIN(251, "P18 GPIO0 19"), 417 /* Row R (for some reason Q is skipped) */ 418 PINCTRL_PIN(252, "R1 IDE DD6"), 419 PINCTRL_PIN(253, "R2 IDE DD8"), 420 PINCTRL_PIN(254, "R3 IDE DD7"), 421 PINCTRL_PIN(255, "R4 IDE RESET N"), 422 PINCTRL_PIN(256, "R5 ICE0 DBGACK"), 423 PINCTRL_PIN(257, "R6 USB XSCI"), 424 PINCTRL_PIN(258, "R7 GMAC0 TXD2"), 425 PINCTRL_PIN(259, "R8 GMAC0 RXDV"), 426 PINCTRL_PIN(260, "R9 GMAC0 RXD3"), 427 PINCTRL_PIN(261, "R10 GMAC1 TXD0"), 428 PINCTRL_PIN(262, "R11 GMAC1 RXD0"), 429 PINCTRL_PIN(263, "R12 MODE SEL 0"), 430 PINCTRL_PIN(264, "R13 MODE SEL 3"), 431 PINCTRL_PIN(265, "R14 GPIO0 0"), 432 PINCTRL_PIN(266, "R15 GPIO0 4"), 433 PINCTRL_PIN(267, "R16 GPIO0 9"), 434 PINCTRL_PIN(268, "R17 GPIO0 15"), 435 PINCTRL_PIN(269, "R18 GPIO0 16"), 436 /* Row T (for some reason S is skipped) */ 437 PINCTRL_PIN(270, "T1 ICE0 DBGRQ"), 438 PINCTRL_PIN(271, "T2 ICE0 IDO"), 439 PINCTRL_PIN(272, "T3 ICE0 ICK"), 440 PINCTRL_PIN(273, "T4 ICE0 IMS"), 441 PINCTRL_PIN(274, "T5 ICE0 IDI"), 442 PINCTRL_PIN(275, "T6 USB RREF"), 443 PINCTRL_PIN(276, "T7 GMAC0 TXD1"), 444 PINCTRL_PIN(277, "T8 GMAC0 RXC"), 445 PINCTRL_PIN(278, "T9 GMAC0 CRS"), 446 PINCTRL_PIN(279, "T10 GMAC1 TXD1"), 447 PINCTRL_PIN(280, "T11 GMAC1 RXC"), 448 PINCTRL_PIN(281, "T12 GMAC1 CRS"), 449 PINCTRL_PIN(282, "T13 EXT CLK"), 450 PINCTRL_PIN(283, "T14 GPIO1 31"), 451 PINCTRL_PIN(284, "T15 GPIO0 3"), 452 PINCTRL_PIN(285, "T16 GPIO0 8"), 453 PINCTRL_PIN(286, "T17 GPIO0 12"), 454 PINCTRL_PIN(287, "T18 GPIO0 14"), 455 /* Row U */ 456 PINCTRL_PIN(288, "U1 ICE0 IRST N"), 457 PINCTRL_PIN(289, "U2 USB0 VCCHSRT"), 458 PINCTRL_PIN(290, "U3 USB0 DP"), 459 PINCTRL_PIN(291, "U4 USB VCCA U20"), 460 PINCTRL_PIN(292, "U5 USB1 DP"), 461 PINCTRL_PIN(293, "U6 USB1 GNDHSRT 1"), 462 PINCTRL_PIN(294, "U7 GMAC0 TXD0"), 463 PINCTRL_PIN(295, "U8 GMAC0 RXD0"), 464 PINCTRL_PIN(296, "U9 GMAC1 COL"), 465 PINCTRL_PIN(297, "U10 GMAC1 TXD2"), 466 PINCTRL_PIN(298, "U11 GMAC1 RXDV"), 467 PINCTRL_PIN(299, "U12 GMAC1 RXD3"), 468 PINCTRL_PIN(300, "U13 MODE SEL 2"), 469 PINCTRL_PIN(301, "U14 GPIO1 30"), 470 PINCTRL_PIN(302, "U15 GPIO0 2"), 471 PINCTRL_PIN(303, "U16 GPIO0 7"), 472 PINCTRL_PIN(304, "U17 GPIO0 11"), 473 PINCTRL_PIN(305, "U18 GPIO0 13"), 474 /* Row V */ 475 PINCTRL_PIN(306, "V1 USB0 GNDHSRT"), 476 PINCTRL_PIN(307, "V2 USB0 DM"), 477 PINCTRL_PIN(308, "V3 USB GNDA U20"), 478 PINCTRL_PIN(309, "V4 USB1 DM"), 479 PINCTRL_PIN(310, "V5 USB1 VCCHSRT1"), 480 PINCTRL_PIN(311, "V6 GMAC0 COL"), 481 PINCTRL_PIN(312, "V7 GMAC0 TXC"), 482 PINCTRL_PIN(313, "V8 GMAC0 RXD1"), 483 PINCTRL_PIN(314, "V9 REF CLK"), 484 PINCTRL_PIN(315, "V10 GMAC1 TXD3"), 485 PINCTRL_PIN(316, "V11 GMAC1 TXEN"), 486 PINCTRL_PIN(317, "V12 GMAC1 RXD2"), 487 PINCTRL_PIN(318, "V13 M30 CLK"), 488 PINCTRL_PIN(319, "V14 GPIO1 29"), 489 PINCTRL_PIN(320, "V15 GPIO0 1"), 490 PINCTRL_PIN(321, "V16 GPIO0 6"), 491 PINCTRL_PIN(322, "V17 GPIO0 10"), 492 PINCTRL_PIN(323, "V18 SYS RESET N"), 493 }; 494 495 496 /* Digital ground */ 497 static const unsigned int gnd_3512_pins[] = { 498 76, 85, 95, 102, 114, 119, 133, 134, 135, 136, 151, 152, 153, 154, 169, 499 170, 171, 172, 187, 188, 189, 190, 204, 209, 221, 228, 238, 247 500 }; 501 502 static const unsigned int dram_3512_pins[] = { 503 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 21, 22, 23, 24, 25, 26, 27, 28, 29, 504 30, 40, 41, 42, 43, 44, 45, 46, 47, 58, 59, 60, 61, 62, 63, 64, 65, 77, 505 78, 79, 80, 81, 82 506 }; 507 508 static const unsigned int rtc_3512_pins[] = { 57, 20, 39 }; 509 510 static const unsigned int power_3512_pins[] = { 19, 38, 36, 55, 37, 56, 54, 72 }; 511 512 static const unsigned int system_3512_pins[] = { 513 318, 264, 300, 245, 263, 282, 314, 323, 49, 514 }; 515 516 static const unsigned int vcontrol_3512_pins[] = { 18, 0, 1 }; 517 518 static const unsigned int ice_3512_pins[] = { 256, 270, 271, 272, 273, 274, 288 }; 519 520 static const unsigned int ide_3512_pins[] = { 521 162, 163, 165, 166, 148, 180, 181, 182, 183, 184, 198, 199, 200, 201, 202, 522 216, 217, 218, 219, 220, 234, 235, 236, 237, 252, 253, 254, 255 523 }; 524 525 static const unsigned int sata_3512_pins[] = { 526 75, 74, 73, 93, 94, 131, 112, 130, 92, 91, 90, 111, 110, 109, 108, 129, 527 128, 127, 126, 147, 146, 145, 144, 164 528 }; 529 530 static const unsigned int usb_3512_pins[] = { 531 306, 289, 307, 290, 239, 257, 275, 308, 291, 309, 292, 310, 293 532 }; 533 534 /* GMII, ethernet pins */ 535 static const unsigned int gmii_gmac0_3512_pins[] = { 536 240, 241, 242, 258, 259, 260, 276, 277, 278, 294, 295, 311, 312, 313 537 }; 538 539 static const unsigned int gmii_gmac1_3512_pins[] = { 540 243, 244, 261, 262, 279, 280, 281, 296, 297, 298, 299, 315, 316, 317 541 }; 542 543 static const unsigned int pci_3512_pins[] = { 544 13, 14, 15, 16, 17, 31, 32, 33, 34, 35, 48, 50, 51, 52, 53, 66, 67, 68, 69, 545 70, 71, 83, 84, 86, 87, 88, 89, 103, 104, 105, 106, 107, 121, 122, 123, 546 124, 125, 139, 140, 141, 142, 143, 157, 158, 159, 160, 161, 175, 176, 177, 547 178, 179, 195, 196, 197 548 }; 549 550 /* 551 * Apparently the LPC interface is using the PCICLK for the clocking so 552 * PCI needs to be active at the same time. 553 */ 554 static const unsigned int lpc_3512_pins[] = { 555 285, /* LPC_LAD[0] */ 556 304, /* LPC_SERIRQ */ 557 286, /* LPC_LAD[2] */ 558 305, /* LPC_LFRAME# */ 559 287, /* LPC_LAD[3] */ 560 268, /* LPC_LAD[1] */ 561 }; 562 563 /* Character LCD */ 564 static const unsigned int lcd_3512_pins[] = { 565 262, 244, 317, 299, 246, 319, 301, 283, 269, 233, 211 566 }; 567 568 static const unsigned int ssp_3512_pins[] = { 569 285, /* SSP_97RST# SSP AC97 Reset, active low */ 570 304, /* SSP_FSC */ 571 286, /* SSP_ECLK */ 572 305, /* SSP_TXD */ 573 287, /* SSP_RXD */ 574 268, /* SSP_SCLK */ 575 }; 576 577 static const unsigned int uart_rxtx_3512_pins[] = { 578 267, /* UART_SIN serial input, RX */ 579 322, /* UART_SOUT serial output, TX */ 580 }; 581 582 static const unsigned int uart_modem_3512_pins[] = { 583 285, /* UART_NDCD DCD carrier detect */ 584 304, /* UART_NDTR DTR data terminal ready */ 585 286, /* UART_NDSR DSR data set ready */ 586 305, /* UART_NRTS RTS request to send */ 587 287, /* UART_NCTS CTS clear to send */ 588 268, /* UART_NRI RI ring indicator */ 589 }; 590 591 static const unsigned int tvc_3512_pins[] = { 592 246, /* TVC_DATA[0] */ 593 319, /* TVC_DATA[1] */ 594 301, /* TVC_DATA[2] */ 595 283, /* TVC_DATA[3] */ 596 320, /* TVC_DATA[4] */ 597 302, /* TVC_DATA[5] */ 598 284, /* TVC_DATA[6] */ 599 266, /* TVC_DATA[7] */ 600 }; 601 602 static const unsigned int tvc_clk_3512_pins[] = { 603 265, /* TVC_CLK */ 604 }; 605 606 /* NAND flash pins */ 607 static const unsigned int nflash_3512_pins[] = { 608 199, 200, 201, 202, 216, 217, 218, 219, 220, 234, 235, 236, 237, 252, 609 253, 254, 249, 250, 232, 233, 211, 193, 194 610 }; 611 612 /* Parallel (NOR) flash pins, D[0-15], A[16-25], CE0, CE1, RB, WE, OE, ALE */ 613 static const unsigned int pflash_3512_pins[] = { 614 162, 163, 165, 166, 148, 199, 200, 201, 202, 216, 217, 218, 219, 220, 615 234, 235, 236, 237, 252, 253, 254, 251, 229, 232, 233, 211, 212, 213, 616 214, 215, 193, 194 617 }; 618 619 /* 620 * The parallel flash can be set up in a 26-bit address bus mode exposing 621 * A[0-15] (A[15] takes the place of ALE), but it has the 622 * side effect of stealing pins from GMAC1 and TVC so these blocks cannot be 623 * used at the same time. 624 */ 625 static const unsigned int pflash_3512_pins_extended[] = { 626 162, 163, 165, 166, 148, 199, 200, 201, 202, 216, 217, 218, 219, 220, 627 234, 235, 236, 237, 252, 253, 254, 251, 229, 232, 233, 211, 212, 213, 628 214, 215, 193, 194, 629 /* The extra pins */ 630 296, 315, 297, 279, 261, 243, 316, 298, 280, 262, 244, 317, 299, 281, 631 265, 632 }; 633 634 /* Serial flash pins CE0, CE1, DI, DO, CK */ 635 static const unsigned int sflash_3512_pins[] = { 230, 231, 232, 233, 211 }; 636 637 /* The GPIO0A (0) pin overlap with TVC CLK and extended parallel flash */ 638 static const unsigned int gpio0a_3512_pins[] = { 265 }; 639 640 /* The GPIO0B (1-4) pins overlap with TVC and ICE */ 641 static const unsigned int gpio0b_3512_pins[] = { 320, 302, 284, 266 }; 642 643 /* The GPIO0C (5-7) pins overlap with ICE */ 644 static const unsigned int gpio0c_3512_pins[] = { 248, 321, 303 }; 645 646 /* The GPIO0D (9,10) pins overlap with UART RX/TX */ 647 static const unsigned int gpio0d_3512_pins[] = { 267, 322 }; 648 649 /* The GPIO0E (8,11-15) pins overlap with LPC, UART modem pins, SSP */ 650 static const unsigned int gpio0e_3512_pins[] = { 285, 304, 286, 305, 287, 268 }; 651 652 /* The GPIO0F (16) pins overlap with LCD */ 653 static const unsigned int gpio0f_3512_pins[] = { 269 }; 654 655 /* The GPIO0G (17,18) pins overlap with NAND flash CE0, CE1 */ 656 static const unsigned int gpio0g_3512_pins[] = { 249, 250 }; 657 658 /* The GPIO0H (19,20) pins overlap with parallel flash CE0, CE1 */ 659 static const unsigned int gpio0h_3512_pins[] = { 251, 229 }; 660 661 /* The GPIO0I (21,22) pins overlap with serial flash CE0, CE1 */ 662 static const unsigned int gpio0i_3512_pins[] = { 230, 231 }; 663 664 /* The GPIO0J (23) pins overlap with all flash */ 665 static const unsigned int gpio0j_3512_pins[] = { 232 }; 666 667 /* The GPIO0K (24,25) pins overlap with all flash and LCD */ 668 static const unsigned int gpio0k_3512_pins[] = { 233, 211 }; 669 670 /* The GPIO0L (26-29) pins overlap with parallel flash */ 671 static const unsigned int gpio0l_3512_pins[] = { 212, 213, 214, 215 }; 672 673 /* The GPIO0M (30,31) pins overlap with parallel flash and NAND flash */ 674 static const unsigned int gpio0m_3512_pins[] = { 193, 194 }; 675 676 /* The GPIO1A (0-4) pins that overlap with IDE and parallel flash */ 677 static const unsigned int gpio1a_3512_pins[] = { 162, 163, 165, 166, 148 }; 678 679 /* The GPIO1B (5-10, 27) pins overlap with just IDE */ 680 static const unsigned int gpio1b_3512_pins[] = { 681 180, 181, 182, 183, 184, 198, 255 682 }; 683 684 /* The GPIO1C (11-26) pins overlap with IDE, parallel flash and NAND flash */ 685 static const unsigned int gpio1c_3512_pins[] = { 686 199, 200, 201, 202, 216, 217, 218, 219, 220, 234, 235, 236, 237, 687 252, 253, 254 688 }; 689 690 /* The GPIO1D (28-31) pins overlap with LCD and TVC */ 691 static const unsigned int gpio1d_3512_pins[] = { 246, 319, 301, 283 }; 692 693 /* The GPIO2A (0-3) pins overlap with GMII GMAC1 and extended parallel flash */ 694 static const unsigned int gpio2a_3512_pins[] = { 315, 297, 279, 261 }; 695 696 /* The GPIO2B (4-7) pins overlap with GMII GMAC1, extended parallel flash and LCD */ 697 static const unsigned int gpio2b_3512_pins[] = { 262, 244, 317, 299 }; 698 699 /* The GPIO2C (8-31) pins overlap with PCI */ 700 static const unsigned int gpio2c_3512_pins[] = { 701 17, 34, 35, 51, 52, 53, 68, 69, 71, 86, 87, 88, 89, 103, 104, 105, 702 140, 141, 142, 143, 157, 158, 159, 160 703 }; 704 705 /* Groups for the 3512 SoC/package */ 706 static const struct gemini_pin_group gemini_3512_pin_groups[] = { 707 { 708 .name = "gndgrp", 709 .pins = gnd_3512_pins, 710 .num_pins = ARRAY_SIZE(gnd_3512_pins), 711 }, 712 { 713 .name = "dramgrp", 714 .pins = dram_3512_pins, 715 .num_pins = ARRAY_SIZE(dram_3512_pins), 716 .mask = DRAM_PADS_POWERDOWN, 717 }, 718 { 719 .name = "rtcgrp", 720 .pins = rtc_3512_pins, 721 .num_pins = ARRAY_SIZE(rtc_3512_pins), 722 }, 723 { 724 .name = "powergrp", 725 .pins = power_3512_pins, 726 .num_pins = ARRAY_SIZE(power_3512_pins), 727 }, 728 { 729 .name = "systemgrp", 730 .pins = system_3512_pins, 731 .num_pins = ARRAY_SIZE(system_3512_pins), 732 }, 733 { 734 .name = "vcontrolgrp", 735 .pins = vcontrol_3512_pins, 736 .num_pins = ARRAY_SIZE(vcontrol_3512_pins), 737 }, 738 { 739 .name = "icegrp", 740 .pins = ice_3512_pins, 741 .num_pins = ARRAY_SIZE(ice_3512_pins), 742 /* Conflict with some GPIO groups */ 743 }, 744 { 745 .name = "idegrp", 746 .pins = ide_3512_pins, 747 .num_pins = ARRAY_SIZE(ide_3512_pins), 748 /* Conflict with all flash usage */ 749 .value = IDE_PADS_ENABLE | NAND_PADS_DISABLE | 750 PFLASH_PADS_DISABLE | SFLASH_PADS_DISABLE, 751 .driving_mask = GENMASK(21, 20), 752 }, 753 { 754 .name = "satagrp", 755 .pins = sata_3512_pins, 756 .num_pins = ARRAY_SIZE(sata_3512_pins), 757 }, 758 { 759 .name = "usbgrp", 760 .pins = usb_3512_pins, 761 .num_pins = ARRAY_SIZE(usb_3512_pins), 762 }, 763 { 764 .name = "gmii_gmac0_grp", 765 .pins = gmii_gmac0_3512_pins, 766 .num_pins = ARRAY_SIZE(gmii_gmac0_3512_pins), 767 .driving_mask = GENMASK(17, 16), 768 }, 769 { 770 .name = "gmii_gmac1_grp", 771 .pins = gmii_gmac1_3512_pins, 772 .num_pins = ARRAY_SIZE(gmii_gmac1_3512_pins), 773 /* Bring out RGMII on the GMAC1 pins */ 774 .value = GEMINI_GMAC_IOSEL_GMAC0_GMAC1_RGMII, 775 .driving_mask = GENMASK(19, 18), 776 }, 777 { 778 .name = "pcigrp", 779 .pins = pci_3512_pins, 780 .num_pins = ARRAY_SIZE(pci_3512_pins), 781 /* Conflict only with GPIO2 */ 782 .value = PCI_PADS_ENABLE | PCI_CLK_PAD_ENABLE, 783 .driving_mask = GENMASK(23, 22), 784 }, 785 { 786 .name = "lpcgrp", 787 .pins = lpc_3512_pins, 788 .num_pins = ARRAY_SIZE(lpc_3512_pins), 789 /* Conflict with SSP and UART modem pins */ 790 .mask = SSP_PADS_ENABLE, 791 .value = LPC_PADS_ENABLE | LPC_CLK_PAD_ENABLE, 792 }, 793 { 794 .name = "lcdgrp", 795 .pins = lcd_3512_pins, 796 .num_pins = ARRAY_SIZE(lcd_3512_pins), 797 /* Conflict with TVC and ICE */ 798 .mask = TVC_PADS_ENABLE, 799 .value = LCD_PADS_ENABLE, 800 }, 801 { 802 .name = "sspgrp", 803 .pins = ssp_3512_pins, 804 .num_pins = ARRAY_SIZE(ssp_3512_pins), 805 /* Conflict with LPC and UART modem pins */ 806 .mask = LPC_PADS_ENABLE, 807 .value = SSP_PADS_ENABLE, 808 }, 809 { 810 .name = "uartrxtxgrp", 811 .pins = uart_rxtx_3512_pins, 812 .num_pins = ARRAY_SIZE(uart_rxtx_3512_pins), 813 /* No conflicts except GPIO */ 814 }, 815 { 816 .name = "uartmodemgrp", 817 .pins = uart_modem_3512_pins, 818 .num_pins = ARRAY_SIZE(uart_modem_3512_pins), 819 /* 820 * Conflict with LPC and SSP, 821 * so when those are both disabled, modem UART can thrive. 822 */ 823 .mask = LPC_PADS_ENABLE | SSP_PADS_ENABLE, 824 }, 825 { 826 .name = "tvcgrp", 827 .pins = tvc_3512_pins, 828 .num_pins = ARRAY_SIZE(tvc_3512_pins), 829 /* Conflict with character LCD and ICE */ 830 .mask = LCD_PADS_ENABLE, 831 .value = TVC_PADS_ENABLE, 832 }, 833 { 834 .name = "tvcclkgrp", 835 .pins = tvc_clk_3512_pins, 836 .num_pins = ARRAY_SIZE(tvc_clk_3512_pins), 837 .value = TVC_CLK_PAD_ENABLE, 838 }, 839 /* 840 * The construction is done such that it is possible to use a serial 841 * flash together with a NAND or parallel (NOR) flash, but it is not 842 * possible to use NAND and parallel flash together. To use serial 843 * flash with one of the two others, the muxbits need to be flipped 844 * around before any access. 845 */ 846 { 847 .name = "nflashgrp", 848 .pins = nflash_3512_pins, 849 .num_pins = ARRAY_SIZE(nflash_3512_pins), 850 /* Conflict with IDE, parallel and serial flash */ 851 .mask = NAND_PADS_DISABLE | IDE_PADS_ENABLE, 852 .value = PFLASH_PADS_DISABLE | SFLASH_PADS_DISABLE, 853 }, 854 { 855 .name = "pflashgrp", 856 .pins = pflash_3512_pins, 857 .num_pins = ARRAY_SIZE(pflash_3512_pins), 858 /* Conflict with IDE, NAND and serial flash */ 859 .mask = PFLASH_PADS_DISABLE | IDE_PADS_ENABLE, 860 .value = NAND_PADS_DISABLE | SFLASH_PADS_DISABLE, 861 }, 862 { 863 .name = "sflashgrp", 864 .pins = sflash_3512_pins, 865 .num_pins = ARRAY_SIZE(sflash_3512_pins), 866 /* Conflict with IDE, NAND and parallel flash */ 867 .mask = SFLASH_PADS_DISABLE | IDE_PADS_ENABLE, 868 .value = NAND_PADS_DISABLE | PFLASH_PADS_DISABLE, 869 }, 870 { 871 .name = "gpio0agrp", 872 .pins = gpio0a_3512_pins, 873 .num_pins = ARRAY_SIZE(gpio0a_3512_pins), 874 /* Conflict with TVC CLK */ 875 .mask = TVC_CLK_PAD_ENABLE, 876 }, 877 { 878 .name = "gpio0bgrp", 879 .pins = gpio0b_3512_pins, 880 .num_pins = ARRAY_SIZE(gpio0b_3512_pins), 881 /* Conflict with TVC and ICE */ 882 .mask = TVC_PADS_ENABLE, 883 }, 884 { 885 .name = "gpio0cgrp", 886 .pins = gpio0c_3512_pins, 887 .num_pins = ARRAY_SIZE(gpio0c_3512_pins), 888 /* Conflict with ICE */ 889 }, 890 { 891 .name = "gpio0dgrp", 892 .pins = gpio0d_3512_pins, 893 .num_pins = ARRAY_SIZE(gpio0d_3512_pins), 894 /* Conflict with UART RX/TX */ 895 }, 896 { 897 .name = "gpio0egrp", 898 .pins = gpio0e_3512_pins, 899 .num_pins = ARRAY_SIZE(gpio0e_3512_pins), 900 /* Conflict with LPC, UART modem pins, SSP */ 901 .mask = LPC_PADS_ENABLE | SSP_PADS_ENABLE, 902 }, 903 { 904 .name = "gpio0fgrp", 905 .pins = gpio0f_3512_pins, 906 .num_pins = ARRAY_SIZE(gpio0f_3512_pins), 907 /* Conflict with LCD */ 908 .mask = LCD_PADS_ENABLE, 909 }, 910 { 911 .name = "gpio0ggrp", 912 .pins = gpio0g_3512_pins, 913 .num_pins = ARRAY_SIZE(gpio0g_3512_pins), 914 /* Conflict with NAND flash */ 915 .value = NAND_PADS_DISABLE, 916 }, 917 { 918 .name = "gpio0hgrp", 919 .pins = gpio0h_3512_pins, 920 .num_pins = ARRAY_SIZE(gpio0h_3512_pins), 921 /* Conflict with parallel flash */ 922 .value = PFLASH_PADS_DISABLE, 923 }, 924 { 925 .name = "gpio0igrp", 926 .pins = gpio0i_3512_pins, 927 .num_pins = ARRAY_SIZE(gpio0i_3512_pins), 928 /* Conflict with serial flash */ 929 .value = SFLASH_PADS_DISABLE, 930 }, 931 { 932 .name = "gpio0jgrp", 933 .pins = gpio0j_3512_pins, 934 .num_pins = ARRAY_SIZE(gpio0j_3512_pins), 935 /* Conflict with all flash */ 936 .value = PFLASH_PADS_DISABLE | NAND_PADS_DISABLE | 937 SFLASH_PADS_DISABLE, 938 }, 939 { 940 .name = "gpio0kgrp", 941 .pins = gpio0k_3512_pins, 942 .num_pins = ARRAY_SIZE(gpio0k_3512_pins), 943 /* Conflict with all flash and LCD */ 944 .mask = LCD_PADS_ENABLE, 945 .value = PFLASH_PADS_DISABLE | NAND_PADS_DISABLE | 946 SFLASH_PADS_DISABLE, 947 }, 948 { 949 .name = "gpio0lgrp", 950 .pins = gpio0l_3512_pins, 951 .num_pins = ARRAY_SIZE(gpio0l_3512_pins), 952 /* Conflict with parallel flash */ 953 .value = PFLASH_PADS_DISABLE, 954 }, 955 { 956 .name = "gpio0mgrp", 957 .pins = gpio0m_3512_pins, 958 .num_pins = ARRAY_SIZE(gpio0m_3512_pins), 959 /* Conflict with parallel and NAND flash */ 960 .value = PFLASH_PADS_DISABLE | NAND_PADS_DISABLE, 961 }, 962 { 963 .name = "gpio1agrp", 964 .pins = gpio1a_3512_pins, 965 .num_pins = ARRAY_SIZE(gpio1a_3512_pins), 966 /* Conflict with IDE and parallel flash */ 967 .mask = IDE_PADS_ENABLE, 968 .value = PFLASH_PADS_DISABLE, 969 }, 970 { 971 .name = "gpio1bgrp", 972 .pins = gpio1b_3512_pins, 973 .num_pins = ARRAY_SIZE(gpio1b_3512_pins), 974 /* Conflict with IDE only */ 975 .mask = IDE_PADS_ENABLE, 976 }, 977 { 978 .name = "gpio1cgrp", 979 .pins = gpio1c_3512_pins, 980 .num_pins = ARRAY_SIZE(gpio1c_3512_pins), 981 /* Conflict with IDE, parallel and NAND flash */ 982 .mask = IDE_PADS_ENABLE, 983 .value = NAND_PADS_DISABLE | PFLASH_PADS_DISABLE, 984 }, 985 { 986 .name = "gpio1dgrp", 987 .pins = gpio1d_3512_pins, 988 .num_pins = ARRAY_SIZE(gpio1d_3512_pins), 989 /* Conflict with LCD and TVC */ 990 .mask = LCD_PADS_ENABLE | TVC_PADS_ENABLE, 991 }, 992 { 993 .name = "gpio2agrp", 994 .pins = gpio2a_3512_pins, 995 .num_pins = ARRAY_SIZE(gpio2a_3512_pins), 996 .mask = GEMINI_GMAC_IOSEL_GMAC0_GMAC1_RGMII, 997 /* Conflict with GMII GMAC1 and extended parallel flash */ 998 }, 999 { 1000 .name = "gpio2bgrp", 1001 .pins = gpio2b_3512_pins, 1002 .num_pins = ARRAY_SIZE(gpio2b_3512_pins), 1003 /* Conflict with GMII GMAC1, extended parallel flash and LCD */ 1004 .mask = LCD_PADS_ENABLE | GEMINI_GMAC_IOSEL_GMAC0_GMAC1_RGMII, 1005 }, 1006 { 1007 .name = "gpio2cgrp", 1008 .pins = gpio2c_3512_pins, 1009 .num_pins = ARRAY_SIZE(gpio2c_3512_pins), 1010 /* Conflict with PCI */ 1011 .mask = PCI_PADS_ENABLE, 1012 }, 1013 }; 1014 1015 /* Pin names for the pinmux subsystem, 3516 variant */ 1016 static const struct pinctrl_pin_desc gemini_3516_pins[] = { 1017 /* Row A */ 1018 PINCTRL_PIN(0, "A1 AVCC3IOHA"), 1019 PINCTRL_PIN(1, "A2 DRAM CK N"), 1020 PINCTRL_PIN(2, "A3 DRAM CK"), 1021 PINCTRL_PIN(3, "A4 DRAM DQM1"), 1022 PINCTRL_PIN(4, "A5 DRAM DQ9"), 1023 PINCTRL_PIN(5, "A6 DRAM DQ13"), 1024 PINCTRL_PIN(6, "A7 DRAM DQ1"), 1025 PINCTRL_PIN(7, "A8 DRAM DQ2"), 1026 PINCTRL_PIN(8, "A9 DRAM DQ4"), 1027 PINCTRL_PIN(9, "A10 DRAM VREF"), 1028 PINCTRL_PIN(10, "A11 DRAM DQ24"), 1029 PINCTRL_PIN(11, "A12 DRAM DQ28"), 1030 PINCTRL_PIN(12, "A13 DRAM DQ30"), 1031 PINCTRL_PIN(13, "A14 DRAM DQ18"), 1032 PINCTRL_PIN(14, "A15 DRAM DQ21"), 1033 PINCTRL_PIN(15, "A16 DRAM CAS_N"), 1034 PINCTRL_PIN(16, "A17 DRAM BA1"), 1035 PINCTRL_PIN(17, "A18 PCI INTA N"), 1036 PINCTRL_PIN(18, "A19 PCI INTB N"), 1037 PINCTRL_PIN(19, "A20 PCI INTC N"), 1038 /* Row B */ 1039 PINCTRL_PIN(20, "B1 PWR EN"), 1040 PINCTRL_PIN(21, "B2 GND"), 1041 PINCTRL_PIN(22, "B3 RTC CLKO"), 1042 PINCTRL_PIN(23, "B4 DRAM A5"), 1043 PINCTRL_PIN(24, "B5 DRAM A6"), 1044 PINCTRL_PIN(25, "B6 DRAM DQS1"), 1045 PINCTRL_PIN(26, "B7 DRAM DQ11"), 1046 PINCTRL_PIN(27, "B8 DRAM DQ0"), 1047 PINCTRL_PIN(28, "B9 DRAM DQS0"), 1048 PINCTRL_PIN(29, "B10 DRAM DQ7"), 1049 PINCTRL_PIN(30, "B11 DRAM DQS3"), 1050 PINCTRL_PIN(31, "B12 DRAM DQ27"), 1051 PINCTRL_PIN(32, "B13 DRAM DQ31"), 1052 PINCTRL_PIN(33, "B14 DRAM DQ20"), 1053 PINCTRL_PIN(34, "B15 DRAM DQS2"), 1054 PINCTRL_PIN(35, "B16 DRAM WE N"), 1055 PINCTRL_PIN(36, "B17 DRAM A10"), 1056 PINCTRL_PIN(37, "B18 DRAM A2"), 1057 PINCTRL_PIN(38, "B19 GND"), 1058 PINCTRL_PIN(39, "B20 PCI GNT0 N"), 1059 /* Row C */ 1060 PINCTRL_PIN(40, "C1 AGNDIOHA"), 1061 PINCTRL_PIN(41, "C2 XTALI"), 1062 PINCTRL_PIN(42, "C3 GND"), 1063 PINCTRL_PIN(43, "C4 RTC CLKI"), 1064 PINCTRL_PIN(44, "C5 DRAM A12"), 1065 PINCTRL_PIN(45, "C6 DRAM A11"), 1066 PINCTRL_PIN(46, "C7 DRAM DQ8"), 1067 PINCTRL_PIN(47, "C8 DRAM DQ10"), 1068 PINCTRL_PIN(48, "C9 DRAM DQ3"), 1069 PINCTRL_PIN(49, "C10 DRAM DQ6"), 1070 PINCTRL_PIN(50, "C11 DRAM DQM0"), 1071 PINCTRL_PIN(51, "C12 DRAM DQ26"), 1072 PINCTRL_PIN(52, "C13 DRAM DQ16"), 1073 PINCTRL_PIN(53, "C14 DRAM DQ22"), 1074 PINCTRL_PIN(54, "C15 DRAM DQM2"), 1075 PINCTRL_PIN(55, "C16 DRAM BA0"), 1076 PINCTRL_PIN(56, "C17 DRAM A3"), 1077 PINCTRL_PIN(57, "C18 GND"), 1078 PINCTRL_PIN(58, "C19 PCI GNT1 N"), 1079 PINCTRL_PIN(59, "C20 PCI REQ2 N"), 1080 /* Row D */ 1081 PINCTRL_PIN(60, "D1 AVCC3IOAHA"), 1082 PINCTRL_PIN(61, "D2 AVCCKHA"), 1083 PINCTRL_PIN(62, "D3 XTALO"), 1084 PINCTRL_PIN(63, "D4 GND"), 1085 PINCTRL_PIN(64, "D5 CIR RXD"), 1086 PINCTRL_PIN(65, "D6 DRAM A7"), 1087 PINCTRL_PIN(66, "D7 DRAM A4"), 1088 PINCTRL_PIN(67, "D8 DRAM A8"), 1089 PINCTRL_PIN(68, "D9 DRAM CKE"), 1090 PINCTRL_PIN(69, "D10 DRAM DQ14"), 1091 PINCTRL_PIN(70, "D11 DRAM DQ5"), 1092 PINCTRL_PIN(71, "D12 DRAM DQ25"), 1093 PINCTRL_PIN(72, "D13 DRAM DQ17"), 1094 PINCTRL_PIN(73, "D14 DRAM DQ23"), 1095 PINCTRL_PIN(74, "D15 DRAM RAS N"), 1096 PINCTRL_PIN(75, "D16 DRAM A1"), 1097 PINCTRL_PIN(76, "D17 GND"), 1098 PINCTRL_PIN(77, "D18 EXT RESET N"), 1099 PINCTRL_PIN(78, "D19 PCI REQ1 N"), 1100 PINCTRL_PIN(79, "D20 PCI REQ3 N"), 1101 /* Row E */ 1102 PINCTRL_PIN(80, "E1 VCC2IO CTRL"), 1103 PINCTRL_PIN(81, "E2 VREF CTRL"), 1104 PINCTRL_PIN(82, "E3 CIR RST N"), 1105 PINCTRL_PIN(83, "E4 PWR BTN"), 1106 PINCTRL_PIN(84, "E5 GND"), 1107 PINCTRL_PIN(85, "E6 CIR TXD"), 1108 PINCTRL_PIN(86, "E7 VCCK CTRL"), 1109 PINCTRL_PIN(87, "E8 DRAM A9"), 1110 PINCTRL_PIN(88, "E9 DRAM DQ12"), 1111 PINCTRL_PIN(89, "E10 DRAM DQ15"), 1112 PINCTRL_PIN(90, "E11 DRAM DQM3"), 1113 PINCTRL_PIN(91, "E12 DRAM DQ29"), 1114 PINCTRL_PIN(92, "E13 DRAM DQ19"), 1115 PINCTRL_PIN(93, "E14 DRAM A13"), 1116 PINCTRL_PIN(94, "E15 DRAM A0"), 1117 PINCTRL_PIN(95, "E16 GND"), 1118 PINCTRL_PIN(96, "E17 PCI INTD N"), 1119 PINCTRL_PIN(97, "E18 PCI GNT3 N"), 1120 PINCTRL_PIN(98, "E19 PCI AD29"), 1121 PINCTRL_PIN(99, "E20 PCI AD28"), 1122 /* Row F */ 1123 PINCTRL_PIN(100, "F1 AVCCKHB"), 1124 PINCTRL_PIN(101, "F2 AVCCK P"), 1125 PINCTRL_PIN(102, "F3 EBG"), 1126 PINCTRL_PIN(103, "F4 REXT"), 1127 PINCTRL_PIN(104, "F5 AVCC3IOHB"), 1128 PINCTRL_PIN(105, "F6 GND"), 1129 PINCTRL_PIN(106, "F7 VCC2IOHA 2"), 1130 PINCTRL_PIN(107, "F8 VCC2IOHA 2"), 1131 PINCTRL_PIN(108, "F9 VCC2IOHA 2"), 1132 PINCTRL_PIN(109, "F10 V1"), 1133 PINCTRL_PIN(110, "F11 V1"), 1134 PINCTRL_PIN(111, "F12 VCC2IOHA 2"), 1135 PINCTRL_PIN(112, "F13 VCC2IOHA 2"), 1136 PINCTRL_PIN(113, "F14 VCC2IOHA 2"), 1137 PINCTRL_PIN(114, "F15 GND"), 1138 PINCTRL_PIN(115, "F16 PCI CLK"), 1139 PINCTRL_PIN(116, "F17 PCI GNT2 N"), 1140 PINCTRL_PIN(117, "F18 PCI AD31"), 1141 PINCTRL_PIN(118, "F19 PCI AD26"), 1142 PINCTRL_PIN(119, "F20 PCI CBE3 N"), 1143 /* Row G */ 1144 PINCTRL_PIN(120, "G1 SATA0 RXDP"), 1145 PINCTRL_PIN(121, "G2 SATA0 RXDN"), 1146 PINCTRL_PIN(122, "G3 AGNDK 0"), 1147 PINCTRL_PIN(123, "G4 AVCCK S"), 1148 PINCTRL_PIN(124, "G5 AVCC3 S"), 1149 PINCTRL_PIN(125, "G6 VCC2IOHA 2"), 1150 PINCTRL_PIN(126, "G7 GND"), 1151 PINCTRL_PIN(127, "G8 VCC2IOHA 2"), 1152 PINCTRL_PIN(128, "G9 V1"), 1153 PINCTRL_PIN(129, "G10 V1"), 1154 PINCTRL_PIN(130, "G11 V1"), 1155 PINCTRL_PIN(131, "G12 V1"), 1156 PINCTRL_PIN(132, "G13 VCC2IOHA 2"), 1157 PINCTRL_PIN(133, "G14 GND"), 1158 PINCTRL_PIN(134, "G15 VCC3IOHA"), 1159 PINCTRL_PIN(135, "G16 PCI REQ0 N"), 1160 PINCTRL_PIN(136, "G17 PCI AD30"), 1161 PINCTRL_PIN(137, "G18 PCI AD24"), 1162 PINCTRL_PIN(138, "G19 PCI AD23"), 1163 PINCTRL_PIN(139, "G20 PCI AD21"), 1164 /* Row H */ 1165 PINCTRL_PIN(140, "H1 SATA0 TXDP"), 1166 PINCTRL_PIN(141, "H2 SATA0 TXDN"), 1167 PINCTRL_PIN(142, "H3 AGNDK 1"), 1168 PINCTRL_PIN(143, "H4 AVCCK 0"), 1169 PINCTRL_PIN(144, "H5 TEST CLKOUT"), 1170 PINCTRL_PIN(145, "H6 AGND"), 1171 PINCTRL_PIN(146, "H7 VCC2IOHA 2"), 1172 PINCTRL_PIN(147, "H8 GND"), 1173 PINCTRL_PIN(148, "H9 GND"), 1174 PINCTRL_PIN(149, "H10 GDN"), 1175 PINCTRL_PIN(150, "H11 GND"), 1176 PINCTRL_PIN(151, "H12 GND"), 1177 PINCTRL_PIN(152, "H13 GND"), 1178 PINCTRL_PIN(153, "H14 VCC3IOHA"), 1179 PINCTRL_PIN(154, "H15 VCC3IOHA"), 1180 PINCTRL_PIN(155, "H16 PCI AD27"), 1181 PINCTRL_PIN(156, "H17 PCI AD25"), 1182 PINCTRL_PIN(157, "H18 PCI AD22"), 1183 PINCTRL_PIN(158, "H19 PCI AD18"), 1184 PINCTRL_PIN(159, "H20 PCI AD17"), 1185 /* Row J (for some reason I is skipped) */ 1186 PINCTRL_PIN(160, "J1 SATA1 TXDP"), 1187 PINCTRL_PIN(161, "J2 SATA1 TXDN"), 1188 PINCTRL_PIN(162, "J3 AGNDK 2"), 1189 PINCTRL_PIN(163, "J4 AVCCK 1"), 1190 PINCTRL_PIN(164, "J5 AGND"), 1191 PINCTRL_PIN(165, "J6 AGND"), 1192 PINCTRL_PIN(166, "J7 V1"), 1193 PINCTRL_PIN(167, "J8 GND"), 1194 PINCTRL_PIN(168, "J9 GND"), 1195 PINCTRL_PIN(169, "J10 GND"), 1196 PINCTRL_PIN(170, "J11 GND"), 1197 PINCTRL_PIN(171, "J12 GND"), 1198 PINCTRL_PIN(172, "J13 GND"), 1199 PINCTRL_PIN(173, "J14 V1"), 1200 PINCTRL_PIN(174, "J15 VCC3IOHA"), 1201 PINCTRL_PIN(175, "J16 PCI AD19"), 1202 PINCTRL_PIN(176, "J17 PCI AD20"), 1203 PINCTRL_PIN(177, "J18 PCI AD16"), 1204 PINCTRL_PIN(178, "J19 PCI CBE2 N"), 1205 PINCTRL_PIN(179, "J20 PCI FRAME N"), 1206 /* Row K */ 1207 PINCTRL_PIN(180, "K1 SATA1 RXDP"), 1208 PINCTRL_PIN(181, "K2 SATA1 RXDN"), 1209 PINCTRL_PIN(182, "K3 AGNDK 3"), 1210 PINCTRL_PIN(183, "K4 AVCCK 2"), 1211 PINCTRL_PIN(184, "K5 AGND"), 1212 PINCTRL_PIN(185, "K6 V1"), 1213 PINCTRL_PIN(186, "K7 V1"), 1214 PINCTRL_PIN(187, "K8 GND"), 1215 PINCTRL_PIN(188, "K9 GND"), 1216 PINCTRL_PIN(189, "K10 GND"), 1217 PINCTRL_PIN(190, "K11 GND"), 1218 PINCTRL_PIN(191, "K12 GND"), 1219 PINCTRL_PIN(192, "K13 GND"), 1220 PINCTRL_PIN(193, "K14 V1"), 1221 PINCTRL_PIN(194, "K15 V1"), 1222 PINCTRL_PIN(195, "K16 PCI TRDY N"), 1223 PINCTRL_PIN(196, "K17 PCI IRDY N"), 1224 PINCTRL_PIN(197, "K18 PCI DEVSEL N"), 1225 PINCTRL_PIN(198, "K19 PCI STOP N"), 1226 PINCTRL_PIN(199, "K20 PCI PAR"), 1227 /* Row L */ 1228 PINCTRL_PIN(200, "L1 IDE CS0 N"), 1229 PINCTRL_PIN(201, "L2 IDE DA0"), 1230 PINCTRL_PIN(202, "L3 AVCCK 3"), 1231 PINCTRL_PIN(203, "L4 AGND"), 1232 PINCTRL_PIN(204, "L5 IDE DIOR N"), 1233 PINCTRL_PIN(205, "L6 V1"), 1234 PINCTRL_PIN(206, "L7 V1"), 1235 PINCTRL_PIN(207, "L8 GND"), 1236 PINCTRL_PIN(208, "L9 GND"), 1237 PINCTRL_PIN(209, "L10 GND"), 1238 PINCTRL_PIN(210, "L11 GND"), 1239 PINCTRL_PIN(211, "L12 GND"), 1240 PINCTRL_PIN(212, "L13 GND"), 1241 PINCTRL_PIN(213, "L14 V1"), 1242 PINCTRL_PIN(214, "L15 V1"), 1243 PINCTRL_PIN(215, "L16 PCI AD12"), 1244 PINCTRL_PIN(216, "L17 PCI AD13"), 1245 PINCTRL_PIN(217, "L18 PCI AD14"), 1246 PINCTRL_PIN(218, "L19 PCI AD15"), 1247 PINCTRL_PIN(219, "L20 PCI CBE1 N"), 1248 /* Row M */ 1249 PINCTRL_PIN(220, "M1 IDE DA1"), 1250 PINCTRL_PIN(221, "M2 IDE CS1 N"), 1251 PINCTRL_PIN(222, "M3 IDE DA2"), 1252 PINCTRL_PIN(223, "M4 IDE DMACK N"), 1253 PINCTRL_PIN(224, "M5 IDE DD1"), 1254 PINCTRL_PIN(225, "M6 VCC3IOHA"), 1255 PINCTRL_PIN(226, "M7 V1"), 1256 PINCTRL_PIN(227, "M8 GND"), 1257 PINCTRL_PIN(228, "M9 GND"), 1258 PINCTRL_PIN(229, "M10 GND"), 1259 PINCTRL_PIN(230, "M11 GND"), 1260 PINCTRL_PIN(231, "M12 GND"), 1261 PINCTRL_PIN(232, "M13 GND"), 1262 PINCTRL_PIN(233, "M14 V1"), 1263 PINCTRL_PIN(234, "M15 VCC3IOHA"), 1264 PINCTRL_PIN(235, "M16 PCI AD7"), 1265 PINCTRL_PIN(236, "M17 PCI AD6"), 1266 PINCTRL_PIN(237, "M18 PCI AD9"), 1267 PINCTRL_PIN(238, "M19 PCI AD10"), 1268 PINCTRL_PIN(239, "M20 PCI AD11"), 1269 /* Row N */ 1270 PINCTRL_PIN(240, "N1 IDE IORDY"), 1271 PINCTRL_PIN(241, "N2 IDE INTRQ"), 1272 PINCTRL_PIN(242, "N3 IDE DIOW N"), 1273 PINCTRL_PIN(243, "N4 IDE DD15"), 1274 PINCTRL_PIN(244, "N5 IDE DMARQ"), 1275 PINCTRL_PIN(245, "N6 VCC3IOHA"), 1276 PINCTRL_PIN(246, "N7 VCC3IOHA"), 1277 PINCTRL_PIN(247, "N8 GND"), 1278 PINCTRL_PIN(248, "N9 GND"), 1279 PINCTRL_PIN(249, "N10 GND"), 1280 PINCTRL_PIN(250, "N11 GND"), 1281 PINCTRL_PIN(251, "N12 GND"), 1282 PINCTRL_PIN(252, "N13 GND"), 1283 PINCTRL_PIN(253, "N14 VCC3IOHA"), 1284 PINCTRL_PIN(254, "N15 VCC3IOHA"), 1285 PINCTRL_PIN(255, "N16 PCI CLKRUN N"), 1286 PINCTRL_PIN(256, "N17 PCI AD0"), 1287 PINCTRL_PIN(257, "N18 PCI AD4"), 1288 PINCTRL_PIN(258, "N19 PCI CBE0 N"), 1289 PINCTRL_PIN(259, "N20 PCI AD8"), 1290 /* Row P (for some reason O is skipped) */ 1291 PINCTRL_PIN(260, "P1 IDE DD0"), 1292 PINCTRL_PIN(261, "P2 IDE DD14"), 1293 PINCTRL_PIN(262, "P3 IDE DD2"), 1294 PINCTRL_PIN(263, "P4 IDE DD4"), 1295 PINCTRL_PIN(264, "P5 IDE DD3"), 1296 PINCTRL_PIN(265, "P6 VCC3IOHA"), 1297 PINCTRL_PIN(266, "P7 GND"), 1298 PINCTRL_PIN(267, "P8 VCC2IOHA 1"), 1299 PINCTRL_PIN(268, "P9 V1"), 1300 PINCTRL_PIN(269, "P10 V1"), 1301 PINCTRL_PIN(270, "P11 V1"), 1302 PINCTRL_PIN(271, "P12 V1"), 1303 PINCTRL_PIN(272, "P13 VCC3IOHA"), 1304 PINCTRL_PIN(273, "P14 GND"), 1305 PINCTRL_PIN(274, "P15 VCC3IOHA"), 1306 PINCTRL_PIN(275, "P16 GPIO0 30"), 1307 PINCTRL_PIN(276, "P17 GPIO0 28"), 1308 PINCTRL_PIN(277, "P18 PCI AD1"), 1309 PINCTRL_PIN(278, "P19 PCI AD3"), 1310 PINCTRL_PIN(279, "P20 PCI AD5"), 1311 /* Row R (for some reason Q is skipped) */ 1312 PINCTRL_PIN(280, "R1 IDE DD13"), 1313 PINCTRL_PIN(281, "R2 IDE DD12"), 1314 PINCTRL_PIN(282, "R3 IDE DD10"), 1315 PINCTRL_PIN(283, "R4 IDE DD6"), 1316 PINCTRL_PIN(284, "R5 ICE0 IDI"), 1317 PINCTRL_PIN(285, "R6 GND"), 1318 PINCTRL_PIN(286, "R7 VCC2IOHA 1"), 1319 PINCTRL_PIN(287, "R8 VCC2IOHA 1"), 1320 PINCTRL_PIN(288, "R9 VCC2IOHA 1"), 1321 PINCTRL_PIN(289, "R10 V1"), 1322 PINCTRL_PIN(290, "R11 V1"), 1323 PINCTRL_PIN(291, "R12 VCC3IOHA"), 1324 PINCTRL_PIN(292, "R13 VCC3IOHA"), 1325 PINCTRL_PIN(293, "R14 VCC3IOHA"), 1326 PINCTRL_PIN(294, "R15 GND"), 1327 PINCTRL_PIN(295, "R16 GPIO0 23"), 1328 PINCTRL_PIN(296, "R17 GPIO0 21"), 1329 PINCTRL_PIN(297, "R18 GPIO0 26"), 1330 PINCTRL_PIN(298, "R19 GPIO0 31"), 1331 PINCTRL_PIN(299, "R20 PCI AD2"), 1332 /* Row T (for some reason S is skipped) */ 1333 PINCTRL_PIN(300, "T1 IDE DD11"), 1334 PINCTRL_PIN(301, "T2 IDE DD5"), 1335 PINCTRL_PIN(302, "T3 IDE DD8"), 1336 PINCTRL_PIN(303, "T4 ICE0 IDO"), 1337 PINCTRL_PIN(304, "T5 GND"), 1338 PINCTRL_PIN(305, "T6 USB GNDA U20"), 1339 PINCTRL_PIN(306, "T7 GMAC0 TXD0"), 1340 PINCTRL_PIN(307, "T8 GMAC0 TXEN"), 1341 PINCTRL_PIN(308, "T9 GMAC1 TXD3"), 1342 PINCTRL_PIN(309, "T10 GMAC1 RXDV"), 1343 PINCTRL_PIN(310, "T11 GMAC1 RXD2"), 1344 PINCTRL_PIN(311, "T12 GPIO1 29"), 1345 PINCTRL_PIN(312, "T13 GPIO0 3"), 1346 PINCTRL_PIN(313, "T14 GPIO0 9"), 1347 PINCTRL_PIN(314, "T15 GPIO0 16"), 1348 PINCTRL_PIN(315, "T16 GND"), 1349 PINCTRL_PIN(316, "T17 GPIO0 14"), 1350 PINCTRL_PIN(317, "T18 GPIO0 19"), 1351 PINCTRL_PIN(318, "T19 GPIO0 27"), 1352 PINCTRL_PIN(319, "T20 GPIO0 29"), 1353 /* Row U */ 1354 PINCTRL_PIN(320, "U1 IDE DD9"), 1355 PINCTRL_PIN(321, "U2 IDE DD7"), 1356 PINCTRL_PIN(322, "U3 ICE0 ICK"), 1357 PINCTRL_PIN(323, "U4 GND"), 1358 PINCTRL_PIN(324, "U5 USB XSCO"), 1359 PINCTRL_PIN(325, "U6 GMAC0 TXD1"), 1360 PINCTRL_PIN(326, "U7 GMAC0 TXD3"), 1361 PINCTRL_PIN(327, "U8 GMAC0 TXC"), 1362 PINCTRL_PIN(328, "U9 GMAC0 RXD3"), 1363 PINCTRL_PIN(329, "U10 GMAC1 TXD0"), 1364 PINCTRL_PIN(330, "U11 GMAC1 CRS"), 1365 PINCTRL_PIN(331, "U12 EXT CLK"), 1366 PINCTRL_PIN(332, "U13 DEV DEF"), 1367 PINCTRL_PIN(333, "U14 GPIO0 0"), 1368 PINCTRL_PIN(334, "U15 GPIO0 4"), 1369 PINCTRL_PIN(335, "U16 GPIO0 10"), 1370 PINCTRL_PIN(336, "U17 GND"), 1371 PINCTRL_PIN(337, "U18 GPIO0 17"), 1372 PINCTRL_PIN(338, "U19 GPIO0 22"), 1373 PINCTRL_PIN(339, "U20 GPIO0 25"), 1374 /* Row V */ 1375 PINCTRL_PIN(340, "V1 ICE0 DBGACK"), 1376 PINCTRL_PIN(341, "V2 ICE0 DBGRQ"), 1377 PINCTRL_PIN(342, "V3 GND"), 1378 PINCTRL_PIN(343, "V4 ICE0 IRST N"), 1379 PINCTRL_PIN(344, "V5 USB XSCI"), 1380 PINCTRL_PIN(345, "V6 GMAC0 COL"), 1381 PINCTRL_PIN(346, "V7 GMAC0 TXD2"), 1382 PINCTRL_PIN(347, "V8 GMAC0 RXDV"), 1383 PINCTRL_PIN(348, "V9 GMAC0 RXD1"), 1384 PINCTRL_PIN(349, "V10 GMAC1 COL"), 1385 PINCTRL_PIN(350, "V11 GMAC1 TXC"), 1386 PINCTRL_PIN(351, "V12 GMAC1 RXD1"), 1387 PINCTRL_PIN(352, "V13 MODE SEL1"), 1388 PINCTRL_PIN(353, "V14 GPIO1 28"), 1389 PINCTRL_PIN(354, "V15 GPIO0 1"), 1390 PINCTRL_PIN(355, "V16 GPIO0 8"), 1391 PINCTRL_PIN(356, "V17 GPIO0 11"), 1392 PINCTRL_PIN(357, "V18 GND"), 1393 PINCTRL_PIN(358, "V19 GPIO0 18"), 1394 PINCTRL_PIN(359, "V20 GPIO0 24"), 1395 /* Row W */ 1396 PINCTRL_PIN(360, "W1 IDE RESET N"), 1397 PINCTRL_PIN(361, "W2 GND"), 1398 PINCTRL_PIN(362, "W3 USB0 VCCHSRT"), 1399 PINCTRL_PIN(363, "W4 USB0 DP"), 1400 PINCTRL_PIN(364, "W5 USB VCCA U20"), 1401 PINCTRL_PIN(365, "W6 USB1 DP"), 1402 PINCTRL_PIN(366, "W7 USB1 GNDHSRT"), 1403 PINCTRL_PIN(367, "W8 GMAC0 RXD0"), 1404 PINCTRL_PIN(368, "W9 GMAC0 CRS"), 1405 PINCTRL_PIN(369, "W10 GMAC1 TXD2"), 1406 PINCTRL_PIN(370, "W11 GMAC1 TXEN"), 1407 PINCTRL_PIN(371, "W12 GMAC1 RXD3"), 1408 PINCTRL_PIN(372, "W13 MODE SEL0"), 1409 PINCTRL_PIN(373, "W14 MODE SEL3"), 1410 PINCTRL_PIN(374, "W15 GPIO1 31"), 1411 PINCTRL_PIN(375, "W16 GPIO0 5"), 1412 PINCTRL_PIN(376, "W17 GPIO0 7"), 1413 PINCTRL_PIN(377, "W18 GPIO0 12"), 1414 PINCTRL_PIN(378, "W19 GND"), 1415 PINCTRL_PIN(379, "W20 GPIO0 20"), 1416 /* Row Y */ 1417 PINCTRL_PIN(380, "Y1 ICE0 IMS"), 1418 PINCTRL_PIN(381, "Y2 USB0 GNDHSRT"), 1419 PINCTRL_PIN(382, "Y3 USB0 DM"), 1420 PINCTRL_PIN(383, "Y4 USB RREF"), 1421 PINCTRL_PIN(384, "Y5 USB1 DM"), 1422 PINCTRL_PIN(385, "Y6 USB1 VCCHSRT"), 1423 PINCTRL_PIN(386, "Y7 GMAC0 RXC"), 1424 PINCTRL_PIN(387, "Y8 GMAC0 RXD2"), 1425 PINCTRL_PIN(388, "Y9 REF CLK"), 1426 PINCTRL_PIN(389, "Y10 GMAC1 TXD1"), 1427 PINCTRL_PIN(390, "Y11 GMAC1 RXC"), 1428 PINCTRL_PIN(391, "Y12 GMAC1 RXD0"), 1429 PINCTRL_PIN(392, "Y13 M30 CLK"), 1430 PINCTRL_PIN(393, "Y14 MODE SEL2"), 1431 PINCTRL_PIN(394, "Y15 GPIO1 30"), 1432 PINCTRL_PIN(395, "Y16 GPIO0 2"), 1433 PINCTRL_PIN(396, "Y17 GPIO0 6"), 1434 PINCTRL_PIN(397, "Y18 SYS RESET N"), 1435 PINCTRL_PIN(398, "Y19 GPIO0 13"), 1436 PINCTRL_PIN(399, "Y20 GPIO0 15"), 1437 }; 1438 1439 /* Digital ground */ 1440 static const unsigned int gnd_3516_pins[] = { 1441 21, 38, 42, 57, 63, 76, 84, 95, 105, 114, 126, 133, 147, 148, 149, 150, 1442 151, 152, 167, 168, 169, 170, 171, 172, 187, 188, 189, 190, 191, 192, 1443 207, 208, 209, 210, 211, 212, 227, 228, 229, 230, 231, 232, 247, 248, 1444 249, 250, 251, 252, 266, 273, 285, 294, 304, 315, 323, 336, 342, 357, 1445 361, 378 1446 }; 1447 1448 static const unsigned int dram_3516_pins[] = { 1449 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 23, 24, 25, 26, 1450 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 44, 45, 46, 47, 48, 49, 50, 1451 51, 52, 53, 54, 55, 56, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 1452 87, 88, 89, 90, 91, 92, 93, 94 1453 }; 1454 1455 static const unsigned int rtc_3516_pins[] = { 0, 43, 22 }; 1456 1457 static const unsigned int power_3516_pins[] = { 20, 83, 40, 41, 60, 61, 62 }; 1458 1459 static const unsigned int cir_3516_pins[] = { 85, 64, 82 }; 1460 1461 static const unsigned int system_3516_pins[] = { 1462 332, 392, 372, 373, 393, 352, 331, 388, 397, 77 1463 }; 1464 1465 static const unsigned int vcontrol_3516_pins[] = { 86, 81, 80 }; 1466 1467 static const unsigned int ice_3516_pins[] = { 340, 341, 303, 322, 380, 284, 343 }; 1468 1469 static const unsigned int ide_3516_pins[] = { 1470 200, 201, 204, 220, 221, 222, 223, 224, 240, 241, 242, 243, 244, 260, 1471 261, 262, 263, 264, 280, 281, 282, 283, 300, 301, 302, 320, 321, 360 1472 }; 1473 1474 static const unsigned int sata_3516_pins[] = { 1475 100, 101, 102, 103, 104, 120, 121, 122, 123, 124, 140, 141, 142, 143, 1476 144, 160, 161, 162, 163, 180, 181, 182, 183, 202 1477 }; 1478 1479 static const unsigned int usb_3516_pins[] = { 1480 305, 324, 344, 362, 363, 364, 365, 366, 381, 382, 383, 384, 385 1481 }; 1482 1483 /* GMII, ethernet pins */ 1484 static const unsigned int gmii_gmac0_3516_pins[] = { 1485 306, 307, 325, 326, 327, 328, 345, 346, 347, 348, 367, 368, 386, 387 1486 }; 1487 1488 static const unsigned int gmii_gmac1_3516_pins[] = { 1489 308, 309, 310, 329, 330, 349, 350, 351, 369, 370, 371, 389, 390, 391 1490 }; 1491 1492 static const unsigned int pci_3516_pins[] = { 1493 17, 18, 19, 39, 58, 59, 78, 79, 96, 97, 98, 99, 115, 116, 117, 118, 1494 119, 135, 136, 137, 138, 139, 155, 156, 157, 158, 159, 175, 176, 177, 1495 178, 179, 195, 196, 197, 198, 199, 215, 216, 217, 218, 219, 235, 236, 1496 237, 238, 239, 255, 256, 257, 258, 259, 277, 278, 279, 299 1497 }; 1498 1499 /* 1500 * Apparently the LPC interface is using the PCICLK for the clocking so 1501 * PCI needs to be active at the same time. 1502 */ 1503 static const unsigned int lpc_3516_pins[] = { 1504 355, /* LPC_LAD[0] */ 1505 356, /* LPC_SERIRQ */ 1506 377, /* LPC_LAD[2] */ 1507 398, /* LPC_LFRAME# */ 1508 316, /* LPC_LAD[3] */ 1509 399, /* LPC_LAD[1] */ 1510 }; 1511 1512 /* Character LCD */ 1513 static const unsigned int lcd_3516_pins[] = { 1514 391, 351, 310, 371, 353, 311, 394, 374, 314, 359, 339 1515 }; 1516 1517 static const unsigned int ssp_3516_pins[] = { 1518 355, /* SSP_97RST# SSP AC97 Reset, active low */ 1519 356, /* SSP_FSC */ 1520 377, /* SSP_ECLK */ 1521 398, /* SSP_TXD */ 1522 316, /* SSP_RXD */ 1523 399, /* SSP_SCLK */ 1524 }; 1525 1526 static const unsigned int uart_rxtx_3516_pins[] = { 1527 313, /* UART_SIN serial input, RX */ 1528 335, /* UART_SOUT serial output, TX */ 1529 }; 1530 1531 static const unsigned int uart_modem_3516_pins[] = { 1532 355, /* UART_NDCD DCD carrier detect */ 1533 356, /* UART_NDTR DTR data terminal ready */ 1534 377, /* UART_NDSR DSR data set ready */ 1535 398, /* UART_NRTS RTS request to send */ 1536 316, /* UART_NCTS CTS clear to send */ 1537 399, /* UART_NRI RI ring indicator */ 1538 }; 1539 1540 static const unsigned int tvc_3516_pins[] = { 1541 353, /* TVC_DATA[0] */ 1542 311, /* TVC_DATA[1] */ 1543 394, /* TVC_DATA[2] */ 1544 374, /* TVC_DATA[3] */ 1545 354, /* TVC_DATA[4] */ 1546 395, /* TVC_DATA[5] */ 1547 312, /* TVC_DATA[6] */ 1548 334, /* TVC_DATA[7] */ 1549 }; 1550 1551 static const unsigned int tvc_clk_3516_pins[] = { 1552 333, /* TVC_CLK */ 1553 }; 1554 1555 /* NAND flash pins */ 1556 static const unsigned int nflash_3516_pins[] = { 1557 243, 260, 261, 224, 280, 262, 281, 264, 300, 263, 282, 301, 320, 283, 1558 302, 321, 337, 358, 295, 359, 339, 275, 298 1559 }; 1560 1561 /* Parallel (NOR) flash pins, D[0-15], A[16-25], CE0, CE1, RB, WE, OE, ALE */ 1562 static const unsigned int pflash_3516_pins[] = { 1563 221, 200, 222, 201, 220, 243, 260, 261, 224, 280, 262, 281, 264, 300, 1564 263, 282, 301, 320, 283, 302, 321, 317, 379, 295, 359, 339, 297, 318, 1565 276, 319, 275, 298 1566 }; 1567 1568 /* 1569 * The parallel flash can be set up in a 26-bit address bus mode exposing 1570 * A[0-15] (A[15] takes the place of ALE), but it has the 1571 * side effect of stealing pins from GMAC1 and TVC so these blocks cannot be 1572 * used at the same time. 1573 */ 1574 static const unsigned int pflash_3516_pins_extended[] = { 1575 221, 200, 222, 201, 220, 243, 260, 261, 224, 280, 262, 281, 264, 300, 1576 263, 282, 301, 320, 283, 302, 321, 317, 379, 295, 359, 339, 297, 318, 1577 276, 319, 275, 298, 1578 /* The extra pins */ 1579 349, 308, 369, 389, 329, 350, 370, 309, 390, 391, 351, 310, 371, 330, 1580 333 1581 }; 1582 1583 /* Serial flash pins CE0, CE1, DI, DO, CK */ 1584 static const unsigned int sflash_3516_pins[] = { 296, 338, 295, 359, 339 }; 1585 1586 /* The GPIO0A (0-4) pins overlap with TVC and extended parallel flash */ 1587 static const unsigned int gpio0a_3516_pins[] = { 354, 395, 312, 334 }; 1588 1589 /* The GPIO0B (5-7) pins overlap with ICE */ 1590 static const unsigned int gpio0b_3516_pins[] = { 375, 396, 376 }; 1591 1592 /* The GPIO0C (8,11-15) pins overlap with LPC, UART and SSP */ 1593 static const unsigned int gpio0c_3516_pins[] = { 355, 356, 377, 398, 316, 399 }; 1594 1595 /* The GPIO0D (9,10) pins overlap with UART RX/TX */ 1596 static const unsigned int gpio0d_3516_pins[] = { 313, 335 }; 1597 1598 /* The GPIO0E (16) pins overlap with LCD */ 1599 static const unsigned int gpio0e_3516_pins[] = { 314 }; 1600 1601 /* The GPIO0F (17,18) pins overlap with NAND flash CE0, CE1 */ 1602 static const unsigned int gpio0f_3516_pins[] = { 337, 358 }; 1603 1604 /* The GPIO0G (19,20,26-29) pins overlap with parallel flash */ 1605 static const unsigned int gpio0g_3516_pins[] = { 317, 379, 297, 318, 276, 319 }; 1606 1607 /* The GPIO0H (21,22) pins overlap with serial flash CE0, CE1 */ 1608 static const unsigned int gpio0h_3516_pins[] = { 296, 338 }; 1609 1610 /* The GPIO0I (23) pins overlap with all flash */ 1611 static const unsigned int gpio0i_3516_pins[] = { 295 }; 1612 1613 /* The GPIO0J (24,25) pins overlap with all flash and LCD */ 1614 static const unsigned int gpio0j_3516_pins[] = { 359, 339 }; 1615 1616 /* The GPIO0K (30,31) pins overlap with NAND flash */ 1617 static const unsigned int gpio0k_3516_pins[] = { 275, 298 }; 1618 1619 /* The GPIO0L (0) pins overlap with TVC_CLK */ 1620 static const unsigned int gpio0l_3516_pins[] = { 333 }; 1621 1622 /* The GPIO1A (0-4) pins that overlap with IDE and parallel flash */ 1623 static const unsigned int gpio1a_3516_pins[] = { 221, 200, 222, 201, 220 }; 1624 1625 /* The GPIO1B (5-10,27) pins overlap with just IDE */ 1626 static const unsigned int gpio1b_3516_pins[] = { 241, 223, 240, 204, 242, 244, 360 }; 1627 1628 /* The GPIO1C (11-26) pins overlap with IDE, parallel flash and NAND flash */ 1629 static const unsigned int gpio1c_3516_pins[] = { 1630 243, 260, 261, 224, 280, 262, 281, 264, 300, 263, 282, 301, 320, 283, 1631 302, 321 1632 }; 1633 1634 /* The GPIO1D (28-31) pins overlap with TVC */ 1635 static const unsigned int gpio1d_3516_pins[] = { 353, 311, 394, 374 }; 1636 1637 /* The GPIO2A (0-3) pins overlap with GMII GMAC1 and extended parallel flash */ 1638 static const unsigned int gpio2a_3516_pins[] = { 308, 369, 389, 329 }; 1639 1640 /* The GPIO2B (4-7) pins overlap with GMII GMAC1, extended parallel flash and LCD */ 1641 static const unsigned int gpio2b_3516_pins[] = { 391, 351, 310, 371 }; 1642 1643 /* The GPIO2C (8-31) pins overlap with PCI */ 1644 static const unsigned int gpio2c_3516_pins[] = { 1645 259, 237, 238, 239, 215, 216, 217, 218, 177, 159, 158, 175, 176, 139, 1646 157, 138, 137, 156, 118, 155, 99, 98, 136, 117 1647 }; 1648 1649 /* Groups for the 3516 SoC/package */ 1650 static const struct gemini_pin_group gemini_3516_pin_groups[] = { 1651 { 1652 .name = "gndgrp", 1653 .pins = gnd_3516_pins, 1654 .num_pins = ARRAY_SIZE(gnd_3516_pins), 1655 }, 1656 { 1657 .name = "dramgrp", 1658 .pins = dram_3516_pins, 1659 .num_pins = ARRAY_SIZE(dram_3516_pins), 1660 .mask = DRAM_PADS_POWERDOWN, 1661 }, 1662 { 1663 .name = "rtcgrp", 1664 .pins = rtc_3516_pins, 1665 .num_pins = ARRAY_SIZE(rtc_3516_pins), 1666 }, 1667 { 1668 .name = "powergrp", 1669 .pins = power_3516_pins, 1670 .num_pins = ARRAY_SIZE(power_3516_pins), 1671 }, 1672 { 1673 .name = "cirgrp", 1674 .pins = cir_3516_pins, 1675 .num_pins = ARRAY_SIZE(cir_3516_pins), 1676 }, 1677 { 1678 .name = "systemgrp", 1679 .pins = system_3516_pins, 1680 .num_pins = ARRAY_SIZE(system_3516_pins), 1681 }, 1682 { 1683 .name = "vcontrolgrp", 1684 .pins = vcontrol_3516_pins, 1685 .num_pins = ARRAY_SIZE(vcontrol_3516_pins), 1686 }, 1687 { 1688 .name = "icegrp", 1689 .pins = ice_3516_pins, 1690 .num_pins = ARRAY_SIZE(ice_3516_pins), 1691 /* Conflict with some GPIO groups */ 1692 }, 1693 { 1694 .name = "idegrp", 1695 .pins = ide_3516_pins, 1696 .num_pins = ARRAY_SIZE(ide_3516_pins), 1697 /* Conflict with all flash usage */ 1698 .value = IDE_PADS_ENABLE | NAND_PADS_DISABLE | 1699 PFLASH_PADS_DISABLE | SFLASH_PADS_DISABLE, 1700 .driving_mask = GENMASK(21, 20), 1701 }, 1702 { 1703 .name = "satagrp", 1704 .pins = sata_3516_pins, 1705 .num_pins = ARRAY_SIZE(sata_3516_pins), 1706 }, 1707 { 1708 .name = "usbgrp", 1709 .pins = usb_3516_pins, 1710 .num_pins = ARRAY_SIZE(usb_3516_pins), 1711 }, 1712 { 1713 .name = "gmii_gmac0_grp", 1714 .pins = gmii_gmac0_3516_pins, 1715 .num_pins = ARRAY_SIZE(gmii_gmac0_3516_pins), 1716 .mask = GEMINI_GMAC_IOSEL_MASK, 1717 .driving_mask = GENMASK(17, 16), 1718 }, 1719 { 1720 .name = "gmii_gmac1_grp", 1721 .pins = gmii_gmac1_3516_pins, 1722 .num_pins = ARRAY_SIZE(gmii_gmac1_3516_pins), 1723 /* Bring out RGMII on the GMAC1 pins */ 1724 .mask = GEMINI_GMAC_IOSEL_MASK, 1725 .value = GEMINI_GMAC_IOSEL_GMAC0_GMAC1_RGMII, 1726 .driving_mask = GENMASK(19, 18), 1727 }, 1728 { 1729 .name = "pcigrp", 1730 .pins = pci_3516_pins, 1731 .num_pins = ARRAY_SIZE(pci_3516_pins), 1732 /* Conflict only with GPIO2 */ 1733 .value = PCI_PADS_ENABLE | PCI_CLK_PAD_ENABLE, 1734 .driving_mask = GENMASK(23, 22), 1735 }, 1736 { 1737 .name = "lpcgrp", 1738 .pins = lpc_3516_pins, 1739 .num_pins = ARRAY_SIZE(lpc_3516_pins), 1740 /* Conflict with SSP */ 1741 .mask = SSP_PADS_ENABLE, 1742 .value = LPC_PADS_ENABLE | LPC_CLK_PAD_ENABLE, 1743 }, 1744 { 1745 .name = "lcdgrp", 1746 .pins = lcd_3516_pins, 1747 .num_pins = ARRAY_SIZE(lcd_3516_pins), 1748 .mask = TVC_PADS_ENABLE, 1749 .value = LCD_PADS_ENABLE, 1750 }, 1751 { 1752 .name = "sspgrp", 1753 .pins = ssp_3516_pins, 1754 .num_pins = ARRAY_SIZE(ssp_3516_pins), 1755 /* Conflict with LPC */ 1756 .mask = LPC_PADS_ENABLE, 1757 .value = SSP_PADS_ENABLE, 1758 }, 1759 { 1760 .name = "uartrxtxgrp", 1761 .pins = uart_rxtx_3516_pins, 1762 .num_pins = ARRAY_SIZE(uart_rxtx_3516_pins), 1763 /* No conflicts except GPIO */ 1764 }, 1765 { 1766 .name = "uartmodemgrp", 1767 .pins = uart_modem_3516_pins, 1768 .num_pins = ARRAY_SIZE(uart_modem_3516_pins), 1769 /* 1770 * Conflict with LPC and SSP, 1771 * so when those are both disabled, modem UART can thrive. 1772 */ 1773 .mask = LPC_PADS_ENABLE | SSP_PADS_ENABLE, 1774 }, 1775 { 1776 .name = "tvcgrp", 1777 .pins = tvc_3516_pins, 1778 .num_pins = ARRAY_SIZE(tvc_3516_pins), 1779 /* Conflict with character LCD */ 1780 .mask = LCD_PADS_ENABLE, 1781 .value = TVC_PADS_ENABLE, 1782 }, 1783 { 1784 .name = "tvcclkgrp", 1785 .pins = tvc_clk_3516_pins, 1786 .num_pins = ARRAY_SIZE(tvc_clk_3516_pins), 1787 .value = TVC_CLK_PAD_ENABLE, 1788 }, 1789 /* 1790 * The construction is done such that it is possible to use a serial 1791 * flash together with a NAND or parallel (NOR) flash, but it is not 1792 * possible to use NAND and parallel flash together. To use serial 1793 * flash with one of the two others, the muxbits need to be flipped 1794 * around before any access. 1795 */ 1796 { 1797 .name = "nflashgrp", 1798 .pins = nflash_3516_pins, 1799 .num_pins = ARRAY_SIZE(nflash_3516_pins), 1800 /* Conflict with IDE, parallel and serial flash */ 1801 .mask = NAND_PADS_DISABLE | IDE_PADS_ENABLE, 1802 .value = PFLASH_PADS_DISABLE | SFLASH_PADS_DISABLE, 1803 }, 1804 { 1805 .name = "pflashgrp", 1806 .pins = pflash_3516_pins, 1807 .num_pins = ARRAY_SIZE(pflash_3516_pins), 1808 /* Conflict with IDE, NAND and serial flash */ 1809 .mask = PFLASH_PADS_DISABLE | IDE_PADS_ENABLE, 1810 .value = NAND_PADS_DISABLE | SFLASH_PADS_DISABLE, 1811 }, 1812 { 1813 .name = "sflashgrp", 1814 .pins = sflash_3516_pins, 1815 .num_pins = ARRAY_SIZE(sflash_3516_pins), 1816 /* Conflict with IDE, NAND and parallel flash */ 1817 .mask = SFLASH_PADS_DISABLE | IDE_PADS_ENABLE, 1818 .value = NAND_PADS_DISABLE | PFLASH_PADS_DISABLE, 1819 }, 1820 { 1821 .name = "gpio0agrp", 1822 .pins = gpio0a_3516_pins, 1823 .num_pins = ARRAY_SIZE(gpio0a_3516_pins), 1824 /* Conflict with TVC and ICE */ 1825 .mask = TVC_PADS_ENABLE, 1826 }, 1827 { 1828 .name = "gpio0bgrp", 1829 .pins = gpio0b_3516_pins, 1830 .num_pins = ARRAY_SIZE(gpio0b_3516_pins), 1831 /* Conflict with ICE */ 1832 }, 1833 { 1834 .name = "gpio0cgrp", 1835 .pins = gpio0c_3516_pins, 1836 .num_pins = ARRAY_SIZE(gpio0c_3516_pins), 1837 /* Conflict with LPC, UART and SSP */ 1838 .mask = LPC_PADS_ENABLE | SSP_PADS_ENABLE, 1839 }, 1840 { 1841 .name = "gpio0dgrp", 1842 .pins = gpio0d_3516_pins, 1843 .num_pins = ARRAY_SIZE(gpio0d_3516_pins), 1844 /* Conflict with UART */ 1845 }, 1846 { 1847 .name = "gpio0egrp", 1848 .pins = gpio0e_3516_pins, 1849 .num_pins = ARRAY_SIZE(gpio0e_3516_pins), 1850 /* Conflict with LCD */ 1851 .mask = LCD_PADS_ENABLE, 1852 }, 1853 { 1854 .name = "gpio0fgrp", 1855 .pins = gpio0f_3516_pins, 1856 .num_pins = ARRAY_SIZE(gpio0f_3516_pins), 1857 /* Conflict with NAND flash */ 1858 .value = NAND_PADS_DISABLE, 1859 }, 1860 { 1861 .name = "gpio0ggrp", 1862 .pins = gpio0g_3516_pins, 1863 .num_pins = ARRAY_SIZE(gpio0g_3516_pins), 1864 /* Conflict with parallel flash */ 1865 .value = PFLASH_PADS_DISABLE, 1866 }, 1867 { 1868 .name = "gpio0hgrp", 1869 .pins = gpio0h_3516_pins, 1870 .num_pins = ARRAY_SIZE(gpio0h_3516_pins), 1871 /* Conflict with serial flash */ 1872 .value = SFLASH_PADS_DISABLE, 1873 }, 1874 { 1875 .name = "gpio0igrp", 1876 .pins = gpio0i_3516_pins, 1877 .num_pins = ARRAY_SIZE(gpio0i_3516_pins), 1878 /* Conflict with all flash */ 1879 .value = PFLASH_PADS_DISABLE | NAND_PADS_DISABLE | 1880 SFLASH_PADS_DISABLE, 1881 }, 1882 { 1883 .name = "gpio0jgrp", 1884 .pins = gpio0j_3516_pins, 1885 .num_pins = ARRAY_SIZE(gpio0j_3516_pins), 1886 /* Conflict with all flash and LCD */ 1887 .mask = LCD_PADS_ENABLE, 1888 .value = PFLASH_PADS_DISABLE | NAND_PADS_DISABLE | 1889 SFLASH_PADS_DISABLE, 1890 }, 1891 { 1892 .name = "gpio0kgrp", 1893 .pins = gpio0k_3516_pins, 1894 .num_pins = ARRAY_SIZE(gpio0k_3516_pins), 1895 /* Conflict with parallel and NAND flash */ 1896 .value = PFLASH_PADS_DISABLE | NAND_PADS_DISABLE, 1897 }, 1898 { 1899 .name = "gpio0lgrp", 1900 .pins = gpio0l_3516_pins, 1901 .num_pins = ARRAY_SIZE(gpio0l_3516_pins), 1902 /* Conflict with TVE CLK */ 1903 .mask = TVC_CLK_PAD_ENABLE, 1904 }, 1905 { 1906 .name = "gpio1agrp", 1907 .pins = gpio1a_3516_pins, 1908 .num_pins = ARRAY_SIZE(gpio1a_3516_pins), 1909 /* Conflict with IDE and parallel flash */ 1910 .mask = IDE_PADS_ENABLE, 1911 .value = PFLASH_PADS_DISABLE, 1912 }, 1913 { 1914 .name = "gpio1bgrp", 1915 .pins = gpio1b_3516_pins, 1916 .num_pins = ARRAY_SIZE(gpio1b_3516_pins), 1917 /* Conflict with IDE only */ 1918 .mask = IDE_PADS_ENABLE, 1919 }, 1920 { 1921 .name = "gpio1cgrp", 1922 .pins = gpio1c_3516_pins, 1923 .num_pins = ARRAY_SIZE(gpio1c_3516_pins), 1924 /* Conflict with IDE, parallel and NAND flash */ 1925 .mask = IDE_PADS_ENABLE, 1926 .value = NAND_PADS_DISABLE | PFLASH_PADS_DISABLE, 1927 }, 1928 { 1929 .name = "gpio1dgrp", 1930 .pins = gpio1d_3516_pins, 1931 .num_pins = ARRAY_SIZE(gpio1d_3516_pins), 1932 /* Conflict with TVC */ 1933 .mask = TVC_PADS_ENABLE, 1934 }, 1935 { 1936 .name = "gpio2agrp", 1937 .pins = gpio2a_3516_pins, 1938 .num_pins = ARRAY_SIZE(gpio2a_3516_pins), 1939 .mask = GEMINI_GMAC_IOSEL_GMAC0_GMAC1_RGMII, 1940 /* Conflict with GMII GMAC1 and extended parallel flash */ 1941 }, 1942 { 1943 .name = "gpio2bgrp", 1944 .pins = gpio2b_3516_pins, 1945 .num_pins = ARRAY_SIZE(gpio2b_3516_pins), 1946 /* Conflict with GMII GMAC1, extended parallel flash and LCD */ 1947 .mask = LCD_PADS_ENABLE | GEMINI_GMAC_IOSEL_GMAC0_GMAC1_RGMII, 1948 }, 1949 { 1950 .name = "gpio2cgrp", 1951 .pins = gpio2c_3516_pins, 1952 .num_pins = ARRAY_SIZE(gpio2c_3516_pins), 1953 /* Conflict with PCI */ 1954 .mask = PCI_PADS_ENABLE, 1955 }, 1956 }; 1957 1958 static int gemini_get_groups_count(struct pinctrl_dev *pctldev) 1959 { 1960 struct gemini_pmx *pmx = pinctrl_dev_get_drvdata(pctldev); 1961 1962 if (pmx->is_3512) 1963 return ARRAY_SIZE(gemini_3512_pin_groups); 1964 if (pmx->is_3516) 1965 return ARRAY_SIZE(gemini_3516_pin_groups); 1966 return 0; 1967 } 1968 1969 static const char *gemini_get_group_name(struct pinctrl_dev *pctldev, 1970 unsigned int selector) 1971 { 1972 struct gemini_pmx *pmx = pinctrl_dev_get_drvdata(pctldev); 1973 1974 if (pmx->is_3512) 1975 return gemini_3512_pin_groups[selector].name; 1976 if (pmx->is_3516) 1977 return gemini_3516_pin_groups[selector].name; 1978 return NULL; 1979 } 1980 1981 static int gemini_get_group_pins(struct pinctrl_dev *pctldev, 1982 unsigned int selector, 1983 const unsigned int **pins, 1984 unsigned int *num_pins) 1985 { 1986 struct gemini_pmx *pmx = pinctrl_dev_get_drvdata(pctldev); 1987 1988 /* The special case with the 3516 flash pin */ 1989 if (pmx->flash_pin && 1990 pmx->is_3512 && 1991 !strcmp(gemini_3512_pin_groups[selector].name, "pflashgrp")) { 1992 *pins = pflash_3512_pins_extended; 1993 *num_pins = ARRAY_SIZE(pflash_3512_pins_extended); 1994 return 0; 1995 } 1996 if (pmx->flash_pin && 1997 pmx->is_3516 && 1998 !strcmp(gemini_3516_pin_groups[selector].name, "pflashgrp")) { 1999 *pins = pflash_3516_pins_extended; 2000 *num_pins = ARRAY_SIZE(pflash_3516_pins_extended); 2001 return 0; 2002 } 2003 if (pmx->is_3512) { 2004 *pins = gemini_3512_pin_groups[selector].pins; 2005 *num_pins = gemini_3512_pin_groups[selector].num_pins; 2006 } 2007 if (pmx->is_3516) { 2008 *pins = gemini_3516_pin_groups[selector].pins; 2009 *num_pins = gemini_3516_pin_groups[selector].num_pins; 2010 } 2011 return 0; 2012 } 2013 2014 static void gemini_pin_dbg_show(struct pinctrl_dev *pctldev, struct seq_file *s, 2015 unsigned int offset) 2016 { 2017 seq_printf(s, " " DRIVER_NAME); 2018 } 2019 2020 static const struct pinctrl_ops gemini_pctrl_ops = { 2021 .get_groups_count = gemini_get_groups_count, 2022 .get_group_name = gemini_get_group_name, 2023 .get_group_pins = gemini_get_group_pins, 2024 .pin_dbg_show = gemini_pin_dbg_show, 2025 .dt_node_to_map = pinconf_generic_dt_node_to_map_all, 2026 .dt_free_map = pinconf_generic_dt_free_map, 2027 }; 2028 2029 /** 2030 * struct gemini_pmx_func - describes Gemini pinmux functions 2031 * @name: the name of this specific function 2032 * @groups: corresponding pin groups 2033 */ 2034 struct gemini_pmx_func { 2035 const char *name; 2036 const char * const *groups; 2037 const unsigned int num_groups; 2038 }; 2039 2040 static const char * const dramgrps[] = { "dramgrp" }; 2041 static const char * const rtcgrps[] = { "rtcgrp" }; 2042 static const char * const powergrps[] = { "powergrp" }; 2043 static const char * const cirgrps[] = { "cirgrp" }; 2044 static const char * const systemgrps[] = { "systemgrp" }; 2045 static const char * const vcontrolgrps[] = { "vcontrolgrp" }; 2046 static const char * const icegrps[] = { "icegrp" }; 2047 static const char * const idegrps[] = { "idegrp" }; 2048 static const char * const satagrps[] = { "satagrp" }; 2049 static const char * const usbgrps[] = { "usbgrp" }; 2050 static const char * const gmiigrps[] = { "gmii_gmac0_grp", "gmii_gmac1_grp" }; 2051 static const char * const pcigrps[] = { "pcigrp" }; 2052 static const char * const lpcgrps[] = { "lpcgrp" }; 2053 static const char * const lcdgrps[] = { "lcdgrp" }; 2054 static const char * const sspgrps[] = { "sspgrp" }; 2055 static const char * const uartgrps[] = { "uartrxtxgrp", "uartmodemgrp" }; 2056 static const char * const tvcgrps[] = { "tvcgrp" }; 2057 static const char * const nflashgrps[] = { "nflashgrp" }; 2058 static const char * const pflashgrps[] = { "pflashgrp", "pflashextgrp" }; 2059 static const char * const sflashgrps[] = { "sflashgrp" }; 2060 static const char * const gpio0grps[] = { "gpio0agrp", "gpio0bgrp", "gpio0cgrp", 2061 "gpio0dgrp", "gpio0egrp", "gpio0fgrp", 2062 "gpio0ggrp", "gpio0hgrp", "gpio0igrp", 2063 "gpio0jgrp", "gpio0kgrp", "gpio0lgrp", 2064 "gpio0mgrp" }; 2065 static const char * const gpio1grps[] = { "gpio1agrp", "gpio1bgrp", "gpio1cgrp", 2066 "gpio1dgrp" }; 2067 static const char * const gpio2grps[] = { "gpio2agrp", "gpio2bgrp", "gpio2cgrp" }; 2068 2069 static const struct gemini_pmx_func gemini_pmx_functions[] = { 2070 { 2071 .name = "dram", 2072 .groups = dramgrps, 2073 .num_groups = ARRAY_SIZE(idegrps), 2074 }, 2075 { 2076 .name = "rtc", 2077 .groups = rtcgrps, 2078 .num_groups = ARRAY_SIZE(rtcgrps), 2079 }, 2080 { 2081 .name = "power", 2082 .groups = powergrps, 2083 .num_groups = ARRAY_SIZE(powergrps), 2084 }, 2085 { 2086 /* This function is strictly unavailable on 3512 */ 2087 .name = "cir", 2088 .groups = cirgrps, 2089 .num_groups = ARRAY_SIZE(cirgrps), 2090 }, 2091 { 2092 .name = "system", 2093 .groups = systemgrps, 2094 .num_groups = ARRAY_SIZE(systemgrps), 2095 }, 2096 { 2097 .name = "vcontrol", 2098 .groups = vcontrolgrps, 2099 .num_groups = ARRAY_SIZE(vcontrolgrps), 2100 }, 2101 { 2102 .name = "ice", 2103 .groups = icegrps, 2104 .num_groups = ARRAY_SIZE(icegrps), 2105 }, 2106 { 2107 .name = "ide", 2108 .groups = idegrps, 2109 .num_groups = ARRAY_SIZE(idegrps), 2110 }, 2111 { 2112 .name = "sata", 2113 .groups = satagrps, 2114 .num_groups = ARRAY_SIZE(satagrps), 2115 }, 2116 { 2117 .name = "usb", 2118 .groups = usbgrps, 2119 .num_groups = ARRAY_SIZE(usbgrps), 2120 }, 2121 { 2122 .name = "gmii", 2123 .groups = gmiigrps, 2124 .num_groups = ARRAY_SIZE(gmiigrps), 2125 }, 2126 { 2127 .name = "pci", 2128 .groups = pcigrps, 2129 .num_groups = ARRAY_SIZE(pcigrps), 2130 }, 2131 { 2132 .name = "lpc", 2133 .groups = lpcgrps, 2134 .num_groups = ARRAY_SIZE(lpcgrps), 2135 }, 2136 { 2137 .name = "lcd", 2138 .groups = lcdgrps, 2139 .num_groups = ARRAY_SIZE(lcdgrps), 2140 }, 2141 { 2142 .name = "ssp", 2143 .groups = sspgrps, 2144 .num_groups = ARRAY_SIZE(sspgrps), 2145 }, 2146 { 2147 .name = "uart", 2148 .groups = uartgrps, 2149 .num_groups = ARRAY_SIZE(uartgrps), 2150 }, 2151 { 2152 .name = "tvc", 2153 .groups = tvcgrps, 2154 .num_groups = ARRAY_SIZE(tvcgrps), 2155 }, 2156 { 2157 .name = "nflash", 2158 .groups = nflashgrps, 2159 .num_groups = ARRAY_SIZE(nflashgrps), 2160 }, 2161 { 2162 .name = "pflash", 2163 .groups = pflashgrps, 2164 .num_groups = ARRAY_SIZE(pflashgrps), 2165 }, 2166 { 2167 .name = "sflash", 2168 .groups = sflashgrps, 2169 .num_groups = ARRAY_SIZE(sflashgrps), 2170 }, 2171 { 2172 .name = "gpio0", 2173 .groups = gpio0grps, 2174 .num_groups = ARRAY_SIZE(gpio0grps), 2175 }, 2176 { 2177 .name = "gpio1", 2178 .groups = gpio1grps, 2179 .num_groups = ARRAY_SIZE(gpio1grps), 2180 }, 2181 { 2182 .name = "gpio2", 2183 .groups = gpio2grps, 2184 .num_groups = ARRAY_SIZE(gpio2grps), 2185 }, 2186 }; 2187 2188 2189 static int gemini_pmx_set_mux(struct pinctrl_dev *pctldev, 2190 unsigned int selector, 2191 unsigned int group) 2192 { 2193 struct gemini_pmx *pmx; 2194 const struct gemini_pmx_func *func; 2195 const struct gemini_pin_group *grp; 2196 u32 before, after, expected; 2197 unsigned long tmp; 2198 int i; 2199 2200 pmx = pinctrl_dev_get_drvdata(pctldev); 2201 2202 func = &gemini_pmx_functions[selector]; 2203 if (pmx->is_3512) 2204 grp = &gemini_3512_pin_groups[group]; 2205 else if (pmx->is_3516) 2206 grp = &gemini_3516_pin_groups[group]; 2207 else { 2208 dev_err(pmx->dev, "invalid SoC type\n"); 2209 return -ENODEV; 2210 } 2211 2212 dev_dbg(pmx->dev, 2213 "ACTIVATE function \"%s\" with group \"%s\"\n", 2214 func->name, grp->name); 2215 2216 regmap_read(pmx->map, GLOBAL_MISC_CTRL, &before); 2217 regmap_update_bits(pmx->map, GLOBAL_MISC_CTRL, 2218 grp->mask | grp->value, 2219 grp->value); 2220 regmap_read(pmx->map, GLOBAL_MISC_CTRL, &after); 2221 2222 /* Which bits changed */ 2223 before &= PADS_MASK; 2224 after &= PADS_MASK; 2225 expected = before &= ~grp->mask; 2226 expected |= grp->value; 2227 expected &= PADS_MASK; 2228 2229 /* Print changed states */ 2230 tmp = grp->mask; 2231 for_each_set_bit(i, &tmp, PADS_MAXBIT) { 2232 bool enabled = !(i > 3); 2233 2234 /* Did not go low though it should */ 2235 if (after & BIT(i)) { 2236 dev_err(pmx->dev, 2237 "pin group %s could not be %s: " 2238 "probably a hardware limitation\n", 2239 gemini_padgroups[i], 2240 enabled ? "enabled" : "disabled"); 2241 dev_err(pmx->dev, 2242 "GLOBAL MISC CTRL before: %08x, after %08x, expected %08x\n", 2243 before, after, expected); 2244 } else { 2245 dev_dbg(pmx->dev, 2246 "padgroup %s %s\n", 2247 gemini_padgroups[i], 2248 enabled ? "enabled" : "disabled"); 2249 } 2250 } 2251 2252 tmp = grp->value; 2253 for_each_set_bit(i, &tmp, PADS_MAXBIT) { 2254 bool enabled = (i > 3); 2255 2256 /* Did not go high though it should */ 2257 if (!(after & BIT(i))) { 2258 dev_err(pmx->dev, 2259 "pin group %s could not be %s: " 2260 "probably a hardware limitation\n", 2261 gemini_padgroups[i], 2262 enabled ? "enabled" : "disabled"); 2263 dev_err(pmx->dev, 2264 "GLOBAL MISC CTRL before: %08x, after %08x, expected %08x\n", 2265 before, after, expected); 2266 } else { 2267 dev_dbg(pmx->dev, 2268 "padgroup %s %s\n", 2269 gemini_padgroups[i], 2270 enabled ? "enabled" : "disabled"); 2271 } 2272 } 2273 2274 return 0; 2275 } 2276 2277 static int gemini_pmx_get_funcs_count(struct pinctrl_dev *pctldev) 2278 { 2279 return ARRAY_SIZE(gemini_pmx_functions); 2280 } 2281 2282 static const char *gemini_pmx_get_func_name(struct pinctrl_dev *pctldev, 2283 unsigned int selector) 2284 { 2285 return gemini_pmx_functions[selector].name; 2286 } 2287 2288 static int gemini_pmx_get_groups(struct pinctrl_dev *pctldev, 2289 unsigned int selector, 2290 const char * const **groups, 2291 unsigned int * const num_groups) 2292 { 2293 *groups = gemini_pmx_functions[selector].groups; 2294 *num_groups = gemini_pmx_functions[selector].num_groups; 2295 return 0; 2296 } 2297 2298 static const struct pinmux_ops gemini_pmx_ops = { 2299 .get_functions_count = gemini_pmx_get_funcs_count, 2300 .get_function_name = gemini_pmx_get_func_name, 2301 .get_function_groups = gemini_pmx_get_groups, 2302 .set_mux = gemini_pmx_set_mux, 2303 }; 2304 2305 #define GEMINI_CFGPIN(_n, _r, _lb, _hb) { \ 2306 .pin = _n, \ 2307 .reg = _r, \ 2308 .mask = GENMASK(_hb, _lb) \ 2309 } 2310 2311 static const struct gemini_pin_conf gemini_confs_3512[] = { 2312 GEMINI_CFGPIN(259, GLOBAL_GMAC_CTRL_SKEW, 0, 3), /* GMAC0 RXDV */ 2313 GEMINI_CFGPIN(277, GLOBAL_GMAC_CTRL_SKEW, 4, 7), /* GMAC0 RXC */ 2314 GEMINI_CFGPIN(241, GLOBAL_GMAC_CTRL_SKEW, 8, 11), /* GMAC0 TXEN */ 2315 GEMINI_CFGPIN(312, GLOBAL_GMAC_CTRL_SKEW, 12, 15), /* GMAC0 TXC */ 2316 GEMINI_CFGPIN(298, GLOBAL_GMAC_CTRL_SKEW, 16, 19), /* GMAC1 RXDV */ 2317 GEMINI_CFGPIN(280, GLOBAL_GMAC_CTRL_SKEW, 20, 23), /* GMAC1 RXC */ 2318 GEMINI_CFGPIN(316, GLOBAL_GMAC_CTRL_SKEW, 24, 27), /* GMAC1 TXEN */ 2319 GEMINI_CFGPIN(243, GLOBAL_GMAC_CTRL_SKEW, 28, 31), /* GMAC1 TXC */ 2320 GEMINI_CFGPIN(295, GLOBAL_GMAC0_DATA_SKEW, 0, 3), /* GMAC0 RXD0 */ 2321 GEMINI_CFGPIN(313, GLOBAL_GMAC0_DATA_SKEW, 4, 7), /* GMAC0 RXD1 */ 2322 GEMINI_CFGPIN(242, GLOBAL_GMAC0_DATA_SKEW, 8, 11), /* GMAC0 RXD2 */ 2323 GEMINI_CFGPIN(260, GLOBAL_GMAC0_DATA_SKEW, 12, 15), /* GMAC0 RXD3 */ 2324 GEMINI_CFGPIN(294, GLOBAL_GMAC0_DATA_SKEW, 16, 19), /* GMAC0 TXD0 */ 2325 GEMINI_CFGPIN(276, GLOBAL_GMAC0_DATA_SKEW, 20, 23), /* GMAC0 TXD1 */ 2326 GEMINI_CFGPIN(258, GLOBAL_GMAC0_DATA_SKEW, 24, 27), /* GMAC0 TXD2 */ 2327 GEMINI_CFGPIN(240, GLOBAL_GMAC0_DATA_SKEW, 28, 31), /* GMAC0 TXD3 */ 2328 GEMINI_CFGPIN(262, GLOBAL_GMAC1_DATA_SKEW, 0, 3), /* GMAC1 RXD0 */ 2329 GEMINI_CFGPIN(244, GLOBAL_GMAC1_DATA_SKEW, 4, 7), /* GMAC1 RXD1 */ 2330 GEMINI_CFGPIN(317, GLOBAL_GMAC1_DATA_SKEW, 8, 11), /* GMAC1 RXD2 */ 2331 GEMINI_CFGPIN(299, GLOBAL_GMAC1_DATA_SKEW, 12, 15), /* GMAC1 RXD3 */ 2332 GEMINI_CFGPIN(261, GLOBAL_GMAC1_DATA_SKEW, 16, 19), /* GMAC1 TXD0 */ 2333 GEMINI_CFGPIN(279, GLOBAL_GMAC1_DATA_SKEW, 20, 23), /* GMAC1 TXD1 */ 2334 GEMINI_CFGPIN(297, GLOBAL_GMAC1_DATA_SKEW, 24, 27), /* GMAC1 TXD2 */ 2335 GEMINI_CFGPIN(315, GLOBAL_GMAC1_DATA_SKEW, 28, 31), /* GMAC1 TXD3 */ 2336 }; 2337 2338 static const struct gemini_pin_conf gemini_confs_3516[] = { 2339 GEMINI_CFGPIN(347, GLOBAL_GMAC_CTRL_SKEW, 0, 3), /* GMAC0 RXDV */ 2340 GEMINI_CFGPIN(386, GLOBAL_GMAC_CTRL_SKEW, 4, 7), /* GMAC0 RXC */ 2341 GEMINI_CFGPIN(307, GLOBAL_GMAC_CTRL_SKEW, 8, 11), /* GMAC0 TXEN */ 2342 GEMINI_CFGPIN(327, GLOBAL_GMAC_CTRL_SKEW, 12, 15), /* GMAC0 TXC */ 2343 GEMINI_CFGPIN(309, GLOBAL_GMAC_CTRL_SKEW, 16, 19), /* GMAC1 RXDV */ 2344 GEMINI_CFGPIN(390, GLOBAL_GMAC_CTRL_SKEW, 20, 23), /* GMAC1 RXC */ 2345 GEMINI_CFGPIN(370, GLOBAL_GMAC_CTRL_SKEW, 24, 27), /* GMAC1 TXEN */ 2346 GEMINI_CFGPIN(350, GLOBAL_GMAC_CTRL_SKEW, 28, 31), /* GMAC1 TXC */ 2347 GEMINI_CFGPIN(367, GLOBAL_GMAC0_DATA_SKEW, 0, 3), /* GMAC0 RXD0 */ 2348 GEMINI_CFGPIN(348, GLOBAL_GMAC0_DATA_SKEW, 4, 7), /* GMAC0 RXD1 */ 2349 GEMINI_CFGPIN(387, GLOBAL_GMAC0_DATA_SKEW, 8, 11), /* GMAC0 RXD2 */ 2350 GEMINI_CFGPIN(328, GLOBAL_GMAC0_DATA_SKEW, 12, 15), /* GMAC0 RXD3 */ 2351 GEMINI_CFGPIN(306, GLOBAL_GMAC0_DATA_SKEW, 16, 19), /* GMAC0 TXD0 */ 2352 GEMINI_CFGPIN(325, GLOBAL_GMAC0_DATA_SKEW, 20, 23), /* GMAC0 TXD1 */ 2353 GEMINI_CFGPIN(346, GLOBAL_GMAC0_DATA_SKEW, 24, 27), /* GMAC0 TXD2 */ 2354 GEMINI_CFGPIN(326, GLOBAL_GMAC0_DATA_SKEW, 28, 31), /* GMAC0 TXD3 */ 2355 GEMINI_CFGPIN(391, GLOBAL_GMAC1_DATA_SKEW, 0, 3), /* GMAC1 RXD0 */ 2356 GEMINI_CFGPIN(351, GLOBAL_GMAC1_DATA_SKEW, 4, 7), /* GMAC1 RXD1 */ 2357 GEMINI_CFGPIN(310, GLOBAL_GMAC1_DATA_SKEW, 8, 11), /* GMAC1 RXD2 */ 2358 GEMINI_CFGPIN(371, GLOBAL_GMAC1_DATA_SKEW, 12, 15), /* GMAC1 RXD3 */ 2359 GEMINI_CFGPIN(329, GLOBAL_GMAC1_DATA_SKEW, 16, 19), /* GMAC1 TXD0 */ 2360 GEMINI_CFGPIN(389, GLOBAL_GMAC1_DATA_SKEW, 20, 23), /* GMAC1 TXD1 */ 2361 GEMINI_CFGPIN(369, GLOBAL_GMAC1_DATA_SKEW, 24, 27), /* GMAC1 TXD2 */ 2362 GEMINI_CFGPIN(308, GLOBAL_GMAC1_DATA_SKEW, 28, 31), /* GMAC1 TXD3 */ 2363 }; 2364 2365 static const struct gemini_pin_conf *gemini_get_pin_conf(struct gemini_pmx *pmx, 2366 unsigned int pin) 2367 { 2368 const struct gemini_pin_conf *retconf; 2369 int i; 2370 2371 for (i = 0; i < pmx->nconfs; i++) { 2372 retconf = &pmx->confs[i]; 2373 if (retconf->pin == pin) 2374 return retconf; 2375 } 2376 return NULL; 2377 } 2378 2379 static int gemini_pinconf_get(struct pinctrl_dev *pctldev, unsigned int pin, 2380 unsigned long *config) 2381 { 2382 struct gemini_pmx *pmx = pinctrl_dev_get_drvdata(pctldev); 2383 enum pin_config_param param = pinconf_to_config_param(*config); 2384 const struct gemini_pin_conf *conf; 2385 u32 val; 2386 2387 switch (param) { 2388 case PIN_CONFIG_SKEW_DELAY: 2389 conf = gemini_get_pin_conf(pmx, pin); 2390 if (!conf) 2391 return -ENOTSUPP; 2392 regmap_read(pmx->map, conf->reg, &val); 2393 val &= conf->mask; 2394 val >>= (ffs(conf->mask) - 1); 2395 *config = pinconf_to_config_packed(PIN_CONFIG_SKEW_DELAY, val); 2396 break; 2397 default: 2398 return -ENOTSUPP; 2399 } 2400 2401 return 0; 2402 } 2403 2404 static int gemini_pinconf_set(struct pinctrl_dev *pctldev, unsigned int pin, 2405 unsigned long *configs, unsigned int num_configs) 2406 { 2407 struct gemini_pmx *pmx = pinctrl_dev_get_drvdata(pctldev); 2408 const struct gemini_pin_conf *conf; 2409 enum pin_config_param param; 2410 u32 arg; 2411 int ret = 0; 2412 int i; 2413 2414 for (i = 0; i < num_configs; i++) { 2415 param = pinconf_to_config_param(configs[i]); 2416 arg = pinconf_to_config_argument(configs[i]); 2417 2418 switch (param) { 2419 case PIN_CONFIG_SKEW_DELAY: 2420 if (arg > 0xf) 2421 return -EINVAL; 2422 conf = gemini_get_pin_conf(pmx, pin); 2423 if (!conf) { 2424 dev_err(pmx->dev, 2425 "invalid pin for skew delay %d\n", pin); 2426 return -ENOTSUPP; 2427 } 2428 arg <<= (ffs(conf->mask) - 1); 2429 dev_dbg(pmx->dev, 2430 "set pin %d to skew delay mask %08x, val %08x\n", 2431 pin, conf->mask, arg); 2432 regmap_update_bits(pmx->map, conf->reg, conf->mask, arg); 2433 break; 2434 default: 2435 dev_err(pmx->dev, "Invalid config param %04x\n", param); 2436 return -ENOTSUPP; 2437 } 2438 } 2439 2440 return ret; 2441 } 2442 2443 static int gemini_pinconf_group_set(struct pinctrl_dev *pctldev, 2444 unsigned selector, 2445 unsigned long *configs, 2446 unsigned num_configs) 2447 { 2448 struct gemini_pmx *pmx = pinctrl_dev_get_drvdata(pctldev); 2449 const struct gemini_pin_group *grp = NULL; 2450 enum pin_config_param param; 2451 u32 arg; 2452 u32 val; 2453 int i; 2454 2455 if (pmx->is_3512) 2456 grp = &gemini_3512_pin_groups[selector]; 2457 if (pmx->is_3516) 2458 grp = &gemini_3516_pin_groups[selector]; 2459 2460 /* First figure out if this group supports configs */ 2461 if (!grp->driving_mask) { 2462 dev_err(pmx->dev, "pin config group \"%s\" does " 2463 "not support drive strength setting\n", 2464 grp->name); 2465 return -EINVAL; 2466 } 2467 2468 for (i = 0; i < num_configs; i++) { 2469 param = pinconf_to_config_param(configs[i]); 2470 arg = pinconf_to_config_argument(configs[i]); 2471 2472 switch (param) { 2473 case PIN_CONFIG_DRIVE_STRENGTH: 2474 switch (arg) { 2475 case 4: 2476 val = 0; 2477 break; 2478 case 8: 2479 val = 1; 2480 break; 2481 case 12: 2482 val = 2; 2483 break; 2484 case 16: 2485 val = 3; 2486 break; 2487 default: 2488 dev_err(pmx->dev, 2489 "invalid drive strength %d mA\n", 2490 arg); 2491 return -ENOTSUPP; 2492 } 2493 val <<= (ffs(grp->driving_mask) - 1); 2494 regmap_update_bits(pmx->map, GLOBAL_IODRIVE, 2495 grp->driving_mask, 2496 val); 2497 dev_dbg(pmx->dev, 2498 "set group %s to %d mA drive strength mask %08x val %08x\n", 2499 grp->name, arg, grp->driving_mask, val); 2500 break; 2501 default: 2502 dev_err(pmx->dev, "invalid config param %04x\n", param); 2503 return -ENOTSUPP; 2504 } 2505 } 2506 2507 return 0; 2508 } 2509 2510 static const struct pinconf_ops gemini_pinconf_ops = { 2511 .pin_config_get = gemini_pinconf_get, 2512 .pin_config_set = gemini_pinconf_set, 2513 .pin_config_group_set = gemini_pinconf_group_set, 2514 .is_generic = true, 2515 }; 2516 2517 static struct pinctrl_desc gemini_pmx_desc = { 2518 .name = DRIVER_NAME, 2519 .pctlops = &gemini_pctrl_ops, 2520 .pmxops = &gemini_pmx_ops, 2521 .confops = &gemini_pinconf_ops, 2522 .owner = THIS_MODULE, 2523 }; 2524 2525 static int gemini_pmx_probe(struct platform_device *pdev) 2526 { 2527 struct gemini_pmx *pmx; 2528 struct regmap *map; 2529 struct device *dev = &pdev->dev; 2530 struct device *parent; 2531 unsigned long tmp; 2532 u32 val; 2533 int ret; 2534 int i; 2535 2536 /* Create state holders etc for this driver */ 2537 pmx = devm_kzalloc(&pdev->dev, sizeof(*pmx), GFP_KERNEL); 2538 if (!pmx) 2539 return -ENOMEM; 2540 2541 pmx->dev = &pdev->dev; 2542 parent = dev->parent; 2543 if (!parent) { 2544 dev_err(dev, "no parent to pin controller\n"); 2545 return -ENODEV; 2546 } 2547 map = syscon_node_to_regmap(parent->of_node); 2548 if (IS_ERR(map)) { 2549 dev_err(dev, "no syscon regmap\n"); 2550 return PTR_ERR(map); 2551 } 2552 pmx->map = map; 2553 2554 /* Check that regmap works at first call, then no more */ 2555 ret = regmap_read(map, GLOBAL_WORD_ID, &val); 2556 if (ret) { 2557 dev_err(dev, "cannot access regmap\n"); 2558 return ret; 2559 } 2560 val >>= 8; 2561 val &= 0xffff; 2562 if (val == 0x3512) { 2563 pmx->is_3512 = true; 2564 pmx->confs = gemini_confs_3512; 2565 pmx->nconfs = ARRAY_SIZE(gemini_confs_3512); 2566 gemini_pmx_desc.pins = gemini_3512_pins; 2567 gemini_pmx_desc.npins = ARRAY_SIZE(gemini_3512_pins); 2568 dev_info(dev, "detected 3512 chip variant\n"); 2569 } else if (val == 0x3516) { 2570 pmx->is_3516 = true; 2571 pmx->confs = gemini_confs_3516; 2572 pmx->nconfs = ARRAY_SIZE(gemini_confs_3516); 2573 gemini_pmx_desc.pins = gemini_3516_pins; 2574 gemini_pmx_desc.npins = ARRAY_SIZE(gemini_3516_pins); 2575 dev_info(dev, "detected 3516 chip variant\n"); 2576 } else { 2577 dev_err(dev, "unknown chip ID: %04x\n", val); 2578 return -ENODEV; 2579 } 2580 2581 ret = regmap_read(map, GLOBAL_MISC_CTRL, &val); 2582 dev_info(dev, "GLOBAL MISC CTRL at boot: 0x%08x\n", val); 2583 /* Mask off relevant pads */ 2584 val &= PADS_MASK; 2585 /* Invert the meaning of the DRAM+flash pads */ 2586 val ^= 0x0f; 2587 /* Print initial state */ 2588 tmp = val; 2589 for_each_set_bit(i, &tmp, PADS_MAXBIT) { 2590 dev_dbg(dev, "pad group %s %s\n", gemini_padgroups[i], 2591 (val & BIT(i)) ? "enabled" : "disabled"); 2592 } 2593 2594 /* Check if flash pin is set */ 2595 regmap_read(map, GLOBAL_STATUS, &val); 2596 pmx->flash_pin = !!(val & GLOBAL_STATUS_FLPIN); 2597 dev_info(dev, "flash pin is %s\n", pmx->flash_pin ? "set" : "not set"); 2598 2599 pmx->pctl = devm_pinctrl_register(dev, &gemini_pmx_desc, pmx); 2600 if (IS_ERR(pmx->pctl)) { 2601 dev_err(dev, "could not register pinmux driver\n"); 2602 return PTR_ERR(pmx->pctl); 2603 } 2604 2605 dev_info(dev, "initialized Gemini pin control driver\n"); 2606 2607 return 0; 2608 } 2609 2610 static const struct of_device_id gemini_pinctrl_match[] = { 2611 { .compatible = "cortina,gemini-pinctrl" }, 2612 {}, 2613 }; 2614 2615 static struct platform_driver gemini_pmx_driver = { 2616 .driver = { 2617 .name = DRIVER_NAME, 2618 .of_match_table = gemini_pinctrl_match, 2619 }, 2620 .probe = gemini_pmx_probe, 2621 }; 2622 2623 static int __init gemini_pmx_init(void) 2624 { 2625 return platform_driver_register(&gemini_pmx_driver); 2626 } 2627 arch_initcall(gemini_pmx_init); 2628