1 // SPDX-License-Identifier: GPL-2.0 2 /* 3 * Intel Cedar Fork PCH pinctrl/GPIO driver 4 * 5 * Copyright (C) 2017 Intel Corporation 6 * Author: Mika Westerberg <mika.westerberg@linux.intel.com> 7 */ 8 9 #include <linux/module.h> 10 #include <linux/platform_device.h> 11 #include <linux/pm.h> 12 13 #include <linux/pinctrl/pinctrl.h> 14 15 #include "pinctrl-intel.h" 16 17 #define CDF_PAD_OWN 0x020 18 #define CDF_PADCFGLOCK 0x0c0 19 #define CDF_HOSTSW_OWN 0x120 20 #define CDF_GPI_IS 0x200 21 #define CDF_GPI_IE 0x230 22 23 #define CDF_COMMUNITY(b, s, e, g) \ 24 INTEL_COMMUNITY_GPPS(b, s, e, g, CDF) 25 26 /* Cedar Fork PCH */ 27 static const struct pinctrl_pin_desc cdf_pins[] = { 28 /* WEST2 */ 29 PINCTRL_PIN(0, "GBE_SDP_TIMESYNC0_S2N"), 30 PINCTRL_PIN(1, "GBE_SDP_TIMESYNC1_S2N"), 31 PINCTRL_PIN(2, "GBE_SDP_TIMESYNC2_S2N"), 32 PINCTRL_PIN(3, "GBE_SDP_TIMESYNC3_S2N"), 33 PINCTRL_PIN(4, "GBE0_I2C_CLK"), 34 PINCTRL_PIN(5, "GBE0_I2C_DATA"), 35 PINCTRL_PIN(6, "GBE1_I2C_CLK"), 36 PINCTRL_PIN(7, "GBE1_I2C_DATA"), 37 PINCTRL_PIN(8, "GBE2_I2C_CLK"), 38 PINCTRL_PIN(9, "GBE2_I2C_DATA"), 39 PINCTRL_PIN(10, "GBE3_I2C_CLK"), 40 PINCTRL_PIN(11, "GBE3_I2C_DATA"), 41 PINCTRL_PIN(12, "GBE0_LED0"), 42 PINCTRL_PIN(13, "GBE0_LED1"), 43 PINCTRL_PIN(14, "GBE0_LED2"), 44 PINCTRL_PIN(15, "GBE1_LED0"), 45 PINCTRL_PIN(16, "GBE1_LED1"), 46 PINCTRL_PIN(17, "GBE1_LED2"), 47 PINCTRL_PIN(18, "GBE2_LED0"), 48 PINCTRL_PIN(19, "GBE2_LED1"), 49 PINCTRL_PIN(20, "GBE2_LED2"), 50 PINCTRL_PIN(21, "GBE3_LED0"), 51 PINCTRL_PIN(22, "GBE3_LED1"), 52 PINCTRL_PIN(23, "GBE3_LED2"), 53 /* WEST3 */ 54 PINCTRL_PIN(24, "NCSI_RXD0"), 55 PINCTRL_PIN(25, "NCSI_CLK_IN"), 56 PINCTRL_PIN(26, "NCSI_RXD1"), 57 PINCTRL_PIN(27, "NCSI_CRS_DV"), 58 PINCTRL_PIN(28, "NCSI_ARB_IN"), 59 PINCTRL_PIN(29, "NCSI_TX_EN"), 60 PINCTRL_PIN(30, "NCSI_TXD0"), 61 PINCTRL_PIN(31, "NCSI_TXD1"), 62 PINCTRL_PIN(32, "NCSI_ARB_OUT"), 63 PINCTRL_PIN(33, "GBE_SMB_CLK"), 64 PINCTRL_PIN(34, "GBE_SMB_DATA"), 65 PINCTRL_PIN(35, "GBE_SMB_ALRT_N"), 66 PINCTRL_PIN(36, "THERMTRIP_N"), 67 PINCTRL_PIN(37, "PCHHOT_N"), 68 PINCTRL_PIN(38, "ERROR0_N"), 69 PINCTRL_PIN(39, "ERROR1_N"), 70 PINCTRL_PIN(40, "ERROR2_N"), 71 PINCTRL_PIN(41, "MSMI_N"), 72 PINCTRL_PIN(42, "CATERR_N"), 73 PINCTRL_PIN(43, "MEMTRIP_N"), 74 PINCTRL_PIN(44, "UART0_RXD"), 75 PINCTRL_PIN(45, "UART0_TXD"), 76 PINCTRL_PIN(46, "GBE_UART_RXD"), 77 PINCTRL_PIN(47, "GBE_UART_TXD"), 78 /* WEST01 */ 79 PINCTRL_PIN(48, "GBE_GPIO13"), 80 PINCTRL_PIN(49, "AUX_PWR"), 81 PINCTRL_PIN(50, "UART0_RTS"), 82 PINCTRL_PIN(51, "UART0_CTS"), 83 PINCTRL_PIN(52, "FAN_PWM_0"), 84 PINCTRL_PIN(53, "FAN_PWM_1"), 85 PINCTRL_PIN(54, "FAN_PWM_2"), 86 PINCTRL_PIN(55, "FAN_PWM_3"), 87 PINCTRL_PIN(56, "FAN_TACH_0"), 88 PINCTRL_PIN(57, "FAN_TACH_1"), 89 PINCTRL_PIN(58, "FAN_TACH_2"), 90 PINCTRL_PIN(59, "FAN_TACH_3"), 91 PINCTRL_PIN(60, "ME_SMB0_CLK"), 92 PINCTRL_PIN(61, "ME_SMB0_DATA"), 93 PINCTRL_PIN(62, "ME_SMB0_ALRT_N"), 94 PINCTRL_PIN(63, "ME_SMB1_CLK"), 95 PINCTRL_PIN(64, "ME_SMB1_DATA"), 96 PINCTRL_PIN(65, "ME_SMB1_ALRT_N"), 97 PINCTRL_PIN(66, "ME_SMB2_CLK"), 98 PINCTRL_PIN(67, "ME_SMB2_DATA"), 99 PINCTRL_PIN(68, "ME_SMB2_ALRT_N"), 100 PINCTRL_PIN(69, "GBE_MNG_I2C_CLK"), 101 PINCTRL_PIN(70, "GBE_MNG_I2C_DATA"), 102 /* WEST5 */ 103 PINCTRL_PIN(71, "IE_UART_RXD"), 104 PINCTRL_PIN(72, "IE_UART_TXD"), 105 PINCTRL_PIN(73, "VPP_SMB_CLK"), 106 PINCTRL_PIN(74, "VPP_SMB_DATA"), 107 PINCTRL_PIN(75, "VPP_SMB_ALRT_N"), 108 PINCTRL_PIN(76, "PCIE_CLKREQ0_N"), 109 PINCTRL_PIN(77, "PCIE_CLKREQ1_N"), 110 PINCTRL_PIN(78, "PCIE_CLKREQ2_N"), 111 PINCTRL_PIN(79, "PCIE_CLKREQ3_N"), 112 PINCTRL_PIN(80, "PCIE_CLKREQ4_N"), 113 PINCTRL_PIN(81, "PCIE_CLKREQ5_N"), 114 PINCTRL_PIN(82, "PCIE_CLKREQ6_N"), 115 PINCTRL_PIN(83, "PCIE_CLKREQ7_N"), 116 PINCTRL_PIN(84, "PCIE_CLKREQ8_N"), 117 PINCTRL_PIN(85, "PCIE_CLKREQ9_N"), 118 PINCTRL_PIN(86, "FLEX_CLK_SE0"), 119 PINCTRL_PIN(87, "FLEX_CLK_SE1"), 120 PINCTRL_PIN(88, "FLEX_CLK1_50"), 121 PINCTRL_PIN(89, "FLEX_CLK2_50"), 122 PINCTRL_PIN(90, "FLEX_CLK_125"), 123 /* WESTC */ 124 PINCTRL_PIN(91, "TCK_PCH"), 125 PINCTRL_PIN(92, "JTAGX_PCH"), 126 PINCTRL_PIN(93, "TRST_N_PCH"), 127 PINCTRL_PIN(94, "TMS_PCH"), 128 PINCTRL_PIN(95, "TDI_PCH"), 129 PINCTRL_PIN(96, "TDO_PCH"), 130 /* WESTC_DFX */ 131 PINCTRL_PIN(97, "CX_PRDY_N"), 132 PINCTRL_PIN(98, "CX_PREQ_N"), 133 PINCTRL_PIN(99, "CPU_FBREAK_OUT_N"), 134 PINCTRL_PIN(100, "TRIGGER0_N"), 135 PINCTRL_PIN(101, "TRIGGER1_N"), 136 /* WESTA */ 137 PINCTRL_PIN(102, "DBG_PTI_CLK0"), 138 PINCTRL_PIN(103, "DBG_PTI_CLK3"), 139 PINCTRL_PIN(104, "DBG_PTI_DATA0"), 140 PINCTRL_PIN(105, "DBG_PTI_DATA1"), 141 PINCTRL_PIN(106, "DBG_PTI_DATA2"), 142 PINCTRL_PIN(107, "DBG_PTI_DATA3"), 143 PINCTRL_PIN(108, "DBG_PTI_DATA4"), 144 PINCTRL_PIN(109, "DBG_PTI_DATA5"), 145 PINCTRL_PIN(110, "DBG_PTI_DATA6"), 146 PINCTRL_PIN(111, "DBG_PTI_DATA7"), 147 /* WESTB */ 148 PINCTRL_PIN(112, "DBG_PTI_DATA8"), 149 PINCTRL_PIN(113, "DBG_PTI_DATA9"), 150 PINCTRL_PIN(114, "DBG_PTI_DATA10"), 151 PINCTRL_PIN(115, "DBG_PTI_DATA11"), 152 PINCTRL_PIN(116, "DBG_PTI_DATA12"), 153 PINCTRL_PIN(117, "DBG_PTI_DATA13"), 154 PINCTRL_PIN(118, "DBG_PTI_DATA14"), 155 PINCTRL_PIN(119, "DBG_PTI_DATA15"), 156 PINCTRL_PIN(120, "DBG_SPARE0"), 157 PINCTRL_PIN(121, "DBG_SPARE1"), 158 PINCTRL_PIN(122, "DBG_SPARE2"), 159 PINCTRL_PIN(123, "DBG_SPARE3"), 160 /* WESTD */ 161 PINCTRL_PIN(124, "CPU_PWR_GOOD"), 162 PINCTRL_PIN(125, "PLTRST_CPU_N"), 163 PINCTRL_PIN(126, "NAC_RESET_NAC_N"), 164 PINCTRL_PIN(127, "PCH_SBLINK_RX"), 165 PINCTRL_PIN(128, "PCH_SBLINK_TX"), 166 PINCTRL_PIN(129, "PMSYNC_CLK"), 167 PINCTRL_PIN(130, "CPU_ERR0_N"), 168 PINCTRL_PIN(131, "CPU_ERR1_N"), 169 PINCTRL_PIN(132, "CPU_ERR2_N"), 170 PINCTRL_PIN(133, "CPU_THERMTRIP_N"), 171 PINCTRL_PIN(134, "CPU_MSMI_N"), 172 PINCTRL_PIN(135, "CPU_CATERR_N"), 173 PINCTRL_PIN(136, "CPU_MEMTRIP_N"), 174 PINCTRL_PIN(137, "NAC_GR_N"), 175 PINCTRL_PIN(138, "NAC_XTAL_VALID"), 176 PINCTRL_PIN(139, "NAC_WAKE_N"), 177 PINCTRL_PIN(140, "NAC_SBLINK_CLK_S2N"), 178 PINCTRL_PIN(141, "NAC_SBLINK_N2S"), 179 PINCTRL_PIN(142, "NAC_SBLINK_S2N"), 180 PINCTRL_PIN(143, "NAC_SBLINK_CLK_N2S"), 181 /* WESTD_PECI */ 182 PINCTRL_PIN(144, "ME_PECI"), 183 /* WESTF */ 184 PINCTRL_PIN(145, "NAC_RMII_CLK"), 185 PINCTRL_PIN(146, "NAC_RGMII_CLK"), 186 PINCTRL_PIN(147, "NAC_GBE_SMB_CLK_TX_N2S"), 187 PINCTRL_PIN(148, "NAC_GBE_SMB_DATA_TX_N2S"), 188 PINCTRL_PIN(149, "NAC_SPARE2"), 189 PINCTRL_PIN(150, "NAC_INIT_SX_WAKE_N"), 190 PINCTRL_PIN(151, "NAC_GBE_GPIO0_S2N"), 191 PINCTRL_PIN(152, "NAC_GBE_GPIO1_S2N"), 192 PINCTRL_PIN(153, "NAC_GBE_GPIO2_S2N"), 193 PINCTRL_PIN(154, "NAC_GBE_GPIO3_S2N"), 194 PINCTRL_PIN(155, "NAC_NCSI_RXD0"), 195 PINCTRL_PIN(156, "NAC_NCSI_CLK_IN"), 196 PINCTRL_PIN(157, "NAC_NCSI_RXD1"), 197 PINCTRL_PIN(158, "NAC_NCSI_CRS_DV"), 198 PINCTRL_PIN(159, "NAC_NCSI_ARB_IN"), 199 PINCTRL_PIN(160, "NAC_NCSI_TX_EN"), 200 PINCTRL_PIN(161, "NAC_NCSI_TXD0"), 201 PINCTRL_PIN(162, "NAC_NCSI_TXD1"), 202 PINCTRL_PIN(163, "NAC_NCSI_ARB_OUT"), 203 PINCTRL_PIN(164, "NAC_NCSI_OE_N"), 204 PINCTRL_PIN(165, "NAC_GBE_SMB_CLK_RX_S2N"), 205 PINCTRL_PIN(166, "NAC_GBE_SMB_DATA_RX_S2N"), 206 PINCTRL_PIN(167, "NAC_GBE_SMB_ALRT_N"), 207 /* EAST2 */ 208 PINCTRL_PIN(168, "USB_OC0_N"), 209 PINCTRL_PIN(169, "GBE_GPIO0"), 210 PINCTRL_PIN(170, "GBE_GPIO1"), 211 PINCTRL_PIN(171, "GBE_GPIO2"), 212 PINCTRL_PIN(172, "GBE_GPIO3"), 213 PINCTRL_PIN(173, "GBE_GPIO4"), 214 PINCTRL_PIN(174, "GBE_GPIO5"), 215 PINCTRL_PIN(175, "GBE_GPIO6"), 216 PINCTRL_PIN(176, "GBE_GPIO7"), 217 PINCTRL_PIN(177, "SPI_TPM_CS_N"), 218 PINCTRL_PIN(178, "GBE_GPIO9"), 219 PINCTRL_PIN(179, "GBE_GPIO10"), 220 PINCTRL_PIN(180, "GBE_GPIO11"), 221 PINCTRL_PIN(181, "GBE_GPIO12"), 222 PINCTRL_PIN(182, "PECI_SMB_DATA"), 223 PINCTRL_PIN(183, "SATA0_LED_N"), 224 PINCTRL_PIN(184, "SATA1_LED_N"), 225 PINCTRL_PIN(185, "SATA_PDETECT0"), 226 PINCTRL_PIN(186, "SATA_PDETECT1"), 227 PINCTRL_PIN(187, "SATA0_SDOUT"), 228 PINCTRL_PIN(188, "SATA1_SDOUT"), 229 PINCTRL_PIN(189, "SATA2_LED_N"), 230 PINCTRL_PIN(190, "SATA_PDETECT2"), 231 PINCTRL_PIN(191, "SATA2_SDOUT"), 232 /* EAST3 */ 233 PINCTRL_PIN(192, "ESPI_IO0"), 234 PINCTRL_PIN(193, "ESPI_IO1"), 235 PINCTRL_PIN(194, "ESPI_IO2"), 236 PINCTRL_PIN(195, "ESPI_IO3"), 237 PINCTRL_PIN(196, "ESPI_CLK"), 238 PINCTRL_PIN(197, "ESPI_RST_N"), 239 PINCTRL_PIN(198, "ESPI_CS0_N"), 240 PINCTRL_PIN(199, "ESPI_ALRT0_N"), 241 PINCTRL_PIN(200, "ESPI_CS1_N"), 242 PINCTRL_PIN(201, "ESPI_ALRT1_N"), 243 PINCTRL_PIN(202, "ESPI_CLK_LOOPBK"), 244 /* EAST0 */ 245 PINCTRL_PIN(203, "SPI_CS0_N"), 246 PINCTRL_PIN(204, "SPI_CS1_N"), 247 PINCTRL_PIN(205, "SPI_MOSI_IO0"), 248 PINCTRL_PIN(206, "SPI_MISO_IO1"), 249 PINCTRL_PIN(207, "SPI_IO2"), 250 PINCTRL_PIN(208, "SPI_IO3"), 251 PINCTRL_PIN(209, "SPI_CLK"), 252 PINCTRL_PIN(210, "SPI_CLK_LOOPBK"), 253 PINCTRL_PIN(211, "SUSPWRDNACK"), 254 PINCTRL_PIN(212, "PMU_SUSCLK"), 255 PINCTRL_PIN(213, "ADR_COMPLETE"), 256 PINCTRL_PIN(214, "ADR_TRIGGER_N"), 257 PINCTRL_PIN(215, "PMU_SLP_S45_N"), 258 PINCTRL_PIN(216, "PMU_SLP_S3_N"), 259 PINCTRL_PIN(217, "PMU_WAKE_N"), 260 PINCTRL_PIN(218, "PMU_PWRBTN_N"), 261 PINCTRL_PIN(219, "PMU_RESETBUTTON_N"), 262 PINCTRL_PIN(220, "PMU_PLTRST_N"), 263 PINCTRL_PIN(221, "SUS_STAT_N"), 264 PINCTRL_PIN(222, "PMU_I2C_CLK"), 265 PINCTRL_PIN(223, "PMU_I2C_DATA"), 266 PINCTRL_PIN(224, "PECI_SMB_CLK"), 267 PINCTRL_PIN(225, "PECI_SMB_ALRT_N"), 268 /* EMMC */ 269 PINCTRL_PIN(226, "EMMC_CMD"), 270 PINCTRL_PIN(227, "EMMC_STROBE"), 271 PINCTRL_PIN(228, "EMMC_CLK"), 272 PINCTRL_PIN(229, "EMMC_D0"), 273 PINCTRL_PIN(230, "EMMC_D1"), 274 PINCTRL_PIN(231, "EMMC_D2"), 275 PINCTRL_PIN(232, "EMMC_D3"), 276 PINCTRL_PIN(233, "EMMC_D4"), 277 PINCTRL_PIN(234, "EMMC_D5"), 278 PINCTRL_PIN(235, "EMMC_D6"), 279 PINCTRL_PIN(236, "EMMC_D7"), 280 }; 281 282 static const struct intel_padgroup cdf_community0_gpps[] = { 283 INTEL_GPP(0, 0, 23, 0), /* WEST2 */ 284 INTEL_GPP(1, 24, 47, 24), /* WEST3 */ 285 INTEL_GPP(2, 48, 70, 48), /* WEST01 */ 286 INTEL_GPP(3, 71, 90, 71), /* WEST5 */ 287 INTEL_GPP(4, 91, 96, 91), /* WESTC */ 288 INTEL_GPP(5, 97, 101, 97), /* WESTC_DFX */ 289 INTEL_GPP(6, 102, 111, 102), /* WESTA */ 290 INTEL_GPP(7, 112, 123, 112), /* WESTB */ 291 INTEL_GPP(8, 124, 143, 124), /* WESTD */ 292 INTEL_GPP(9, 144, 144, 144), /* WESTD_PECI */ 293 INTEL_GPP(10, 145, 167, 145), /* WESTF */ 294 }; 295 296 static const struct intel_padgroup cdf_community1_gpps[] = { 297 INTEL_GPP(0, 168, 191, 168), /* EAST2 */ 298 INTEL_GPP(1, 192, 202, 192), /* EAST3 */ 299 INTEL_GPP(2, 203, 225, 203), /* EAST0 */ 300 INTEL_GPP(3, 226, 236, 226), /* EMMC */ 301 }; 302 303 static const struct intel_community cdf_communities[] = { 304 CDF_COMMUNITY(0, 0, 167, cdf_community0_gpps), /* West */ 305 CDF_COMMUNITY(1, 168, 236, cdf_community1_gpps), /* East */ 306 }; 307 308 static const struct intel_pinctrl_soc_data cdf_soc_data = { 309 .pins = cdf_pins, 310 .npins = ARRAY_SIZE(cdf_pins), 311 .communities = cdf_communities, 312 .ncommunities = ARRAY_SIZE(cdf_communities), 313 }; 314 315 static const struct acpi_device_id cdf_pinctrl_acpi_match[] = { 316 { "INTC3001", (kernel_ulong_t)&cdf_soc_data }, 317 { } 318 }; 319 MODULE_DEVICE_TABLE(acpi, cdf_pinctrl_acpi_match); 320 321 static struct platform_driver cdf_pinctrl_driver = { 322 .probe = intel_pinctrl_probe_by_hid, 323 .driver = { 324 .name = "cedarfork-pinctrl", 325 .acpi_match_table = cdf_pinctrl_acpi_match, 326 .pm = pm_sleep_ptr(&intel_pinctrl_pm_ops), 327 }, 328 }; 329 330 static int __init cdf_pinctrl_init(void) 331 { 332 return platform_driver_register(&cdf_pinctrl_driver); 333 } 334 subsys_initcall(cdf_pinctrl_init); 335 336 static void __exit cdf_pinctrl_exit(void) 337 { 338 platform_driver_unregister(&cdf_pinctrl_driver); 339 } 340 module_exit(cdf_pinctrl_exit); 341 342 MODULE_AUTHOR("Mika Westerberg <mika.westerberg@linux.intel.com>"); 343 MODULE_DESCRIPTION("Intel Cedar Fork PCH pinctrl/GPIO driver"); 344 MODULE_LICENSE("GPL v2"); 345 MODULE_IMPORT_NS("PINCTRL_INTEL"); 346