pinctrl/intel/pinctrl-cedarfork.c

0001 // SPDX-License-Identifier: GPL-2.0
0002 /*
0003  * Intel Cedar Fork PCH pinctrl/GPIO driver
0004  *
0005  * Copyright (C) 2017, Intel Corporation
0006  * Author: Mika Westerberg <mika.westerberg@linux.intel.com>
0007  */
0008
0009 #include <linux/mod_devicetable.h>
0010 #include <linux/module.h>
0011 #include <linux/platform_device.h>
0012
0013 #include <linux/pinctrl/pinctrl.h>
0014
0015 #include "pinctrl-intel.h"
0016
0017 #define CDF_PAD_OWN 0x020
0018 #define CDF_PADCFGLOCK  0x0c0
0019 #define CDF_HOSTSW_OWN  0x120
0020 #define CDF_GPI_IS  0x200
0021 #define CDF_GPI_IE  0x230
0022
0023 #define CDF_GPP(r, s, e)                \
0024     {                       \
0025         .reg_num = (r),             \
0026         .base = (s),                \
0027         .size = ((e) - (s) + 1),        \
0028     }
0029
0030 #define CDF_COMMUNITY(b, s, e, g)           \
0031     {                       \
0032         .barno = (b),               \
0033         .padown_offset = CDF_PAD_OWN,       \
0034         .padcfglock_offset = CDF_PADCFGLOCK,    \
0035         .hostown_offset = CDF_HOSTSW_OWN,   \
0036         .is_offset = CDF_GPI_IS,        \
0037         .ie_offset = CDF_GPI_IE,        \
0038         .pin_base = (s),            \
0039         .npins = ((e) - (s) + 1),       \
0040         .gpps = (g),                \
0041         .ngpps = ARRAY_SIZE(g),         \
0042     }
0043
0044 /* Cedar Fork PCH */
0045 static const struct pinctrl_pin_desc cdf_pins[] = {
0046     /* WEST2 */
0047     PINCTRL_PIN(0, "GBE_SDP_TIMESYNC0_S2N"),
0048     PINCTRL_PIN(1, "GBE_SDP_TIMESYNC1_S2N"),
0049     PINCTRL_PIN(2, "GBE_SDP_TIMESYNC2_S2N"),
0050     PINCTRL_PIN(3, "GBE_SDP_TIMESYNC3_S2N"),
0051     PINCTRL_PIN(4, "GBE0_I2C_CLK"),
0052     PINCTRL_PIN(5, "GBE0_I2C_DATA"),
0053     PINCTRL_PIN(6, "GBE1_I2C_CLK"),
0054     PINCTRL_PIN(7, "GBE1_I2C_DATA"),
0055     PINCTRL_PIN(8, "GBE2_I2C_CLK"),
0056     PINCTRL_PIN(9, "GBE2_I2C_DATA"),
0057     PINCTRL_PIN(10, "GBE3_I2C_CLK"),
0058     PINCTRL_PIN(11, "GBE3_I2C_DATA"),
0059     PINCTRL_PIN(12, "GBE0_LED0"),
0060     PINCTRL_PIN(13, "GBE0_LED1"),
0061     PINCTRL_PIN(14, "GBE0_LED2"),
0062     PINCTRL_PIN(15, "GBE1_LED0"),
0063     PINCTRL_PIN(16, "GBE1_LED1"),
0064     PINCTRL_PIN(17, "GBE1_LED2"),
0065     PINCTRL_PIN(18, "GBE2_LED0"),
0066     PINCTRL_PIN(19, "GBE2_LED1"),
0067     PINCTRL_PIN(20, "GBE2_LED2"),
0068     PINCTRL_PIN(21, "GBE3_LED0"),
0069     PINCTRL_PIN(22, "GBE3_LED1"),
0070     PINCTRL_PIN(23, "GBE3_LED2"),
0071     /* WEST3 */
0072     PINCTRL_PIN(24, "NCSI_RXD0"),
0073     PINCTRL_PIN(25, "NCSI_CLK_IN"),
0074     PINCTRL_PIN(26, "NCSI_RXD1"),
0075     PINCTRL_PIN(27, "NCSI_CRS_DV"),
0076     PINCTRL_PIN(28, "NCSI_ARB_IN"),
0077     PINCTRL_PIN(29, "NCSI_TX_EN"),
0078     PINCTRL_PIN(30, "NCSI_TXD0"),
0079     PINCTRL_PIN(31, "NCSI_TXD1"),
0080     PINCTRL_PIN(32, "NCSI_ARB_OUT"),
0081     PINCTRL_PIN(33, "GBE_SMB_CLK"),
0082     PINCTRL_PIN(34, "GBE_SMB_DATA"),
0083     PINCTRL_PIN(35, "GBE_SMB_ALRT_N"),
0084     PINCTRL_PIN(36, "THERMTRIP_N"),
0085     PINCTRL_PIN(37, "PCHHOT_N"),
0086     PINCTRL_PIN(38, "ERROR0_N"),
0087     PINCTRL_PIN(39, "ERROR1_N"),
0088     PINCTRL_PIN(40, "ERROR2_N"),
0089     PINCTRL_PIN(41, "MSMI_N"),
0090     PINCTRL_PIN(42, "CATERR_N"),
0091     PINCTRL_PIN(43, "MEMTRIP_N"),
0092     PINCTRL_PIN(44, "UART0_RXD"),
0093     PINCTRL_PIN(45, "UART0_TXD"),
0094     PINCTRL_PIN(46, "GBE_UART_RXD"),
0095     PINCTRL_PIN(47, "GBE_UART_TXD"),
0096     /* WEST01 */
0097     PINCTRL_PIN(48, "GBE_GPIO13"),
0098     PINCTRL_PIN(49, "AUX_PWR"),
0099     PINCTRL_PIN(50, "UART0_RTS"),
0100     PINCTRL_PIN(51, "UART0_CTS"),
0101     PINCTRL_PIN(52, "FAN_PWM_0"),
0102     PINCTRL_PIN(53, "FAN_PWM_1"),
0103     PINCTRL_PIN(54, "FAN_PWM_2"),
0104     PINCTRL_PIN(55, "FAN_PWM_3"),
0105     PINCTRL_PIN(56, "FAN_TACH_0"),
0106     PINCTRL_PIN(57, "FAN_TACH_1"),
0107     PINCTRL_PIN(58, "FAN_TACH_2"),
0108     PINCTRL_PIN(59, "FAN_TACH_3"),
0109     PINCTRL_PIN(60, "ME_SMB0_CLK"),
0110     PINCTRL_PIN(61, "ME_SMB0_DATA"),
0111     PINCTRL_PIN(62, "ME_SMB0_ALRT_N"),
0112     PINCTRL_PIN(63, "ME_SMB1_CLK"),
0113     PINCTRL_PIN(64, "ME_SMB1_DATA"),
0114     PINCTRL_PIN(65, "ME_SMB1_ALRT_N"),
0115     PINCTRL_PIN(66, "ME_SMB2_CLK"),
0116     PINCTRL_PIN(67, "ME_SMB2_DATA"),
0117     PINCTRL_PIN(68, "ME_SMB2_ALRT_N"),
0118     PINCTRL_PIN(69, "GBE_MNG_I2C_CLK"),
0119     PINCTRL_PIN(70, "GBE_MNG_I2C_DATA"),
0120     /* WEST5 */
0121     PINCTRL_PIN(71, "IE_UART_RXD"),
0122     PINCTRL_PIN(72, "IE_UART_TXD"),
0123     PINCTRL_PIN(73, "VPP_SMB_CLK"),
0124     PINCTRL_PIN(74, "VPP_SMB_DATA"),
0125     PINCTRL_PIN(75, "VPP_SMB_ALRT_N"),
0126     PINCTRL_PIN(76, "PCIE_CLKREQ0_N"),
0127     PINCTRL_PIN(77, "PCIE_CLKREQ1_N"),
0128     PINCTRL_PIN(78, "PCIE_CLKREQ2_N"),
0129     PINCTRL_PIN(79, "PCIE_CLKREQ3_N"),
0130     PINCTRL_PIN(80, "PCIE_CLKREQ4_N"),
0131     PINCTRL_PIN(81, "PCIE_CLKREQ5_N"),
0132     PINCTRL_PIN(82, "PCIE_CLKREQ6_N"),
0133     PINCTRL_PIN(83, "PCIE_CLKREQ7_N"),
0134     PINCTRL_PIN(84, "PCIE_CLKREQ8_N"),
0135     PINCTRL_PIN(85, "PCIE_CLKREQ9_N"),
0136     PINCTRL_PIN(86, "FLEX_CLK_SE0"),
0137     PINCTRL_PIN(87, "FLEX_CLK_SE1"),
0138     PINCTRL_PIN(88, "FLEX_CLK1_50"),
0139     PINCTRL_PIN(89, "FLEX_CLK2_50"),
0140     PINCTRL_PIN(90, "FLEX_CLK_125"),
0141     /* WESTC */
0142     PINCTRL_PIN(91, "TCK_PCH"),
0143     PINCTRL_PIN(92, "JTAGX_PCH"),
0144     PINCTRL_PIN(93, "TRST_N_PCH"),
0145     PINCTRL_PIN(94, "TMS_PCH"),
0146     PINCTRL_PIN(95, "TDI_PCH"),
0147     PINCTRL_PIN(96, "TDO_PCH"),
0148     /* WESTC_DFX */
0149     PINCTRL_PIN(97, "CX_PRDY_N"),
0150     PINCTRL_PIN(98, "CX_PREQ_N"),
0151     PINCTRL_PIN(99, "CPU_FBREAK_OUT_N"),
0152     PINCTRL_PIN(100, "TRIGGER0_N"),
0153     PINCTRL_PIN(101, "TRIGGER1_N"),
0154     /* WESTA */
0155     PINCTRL_PIN(102, "DBG_PTI_CLK0"),
0156     PINCTRL_PIN(103, "DBG_PTI_CLK3"),
0157     PINCTRL_PIN(104, "DBG_PTI_DATA0"),
0158     PINCTRL_PIN(105, "DBG_PTI_DATA1"),
0159     PINCTRL_PIN(106, "DBG_PTI_DATA2"),
0160     PINCTRL_PIN(107, "DBG_PTI_DATA3"),
0161     PINCTRL_PIN(108, "DBG_PTI_DATA4"),
0162     PINCTRL_PIN(109, "DBG_PTI_DATA5"),
0163     PINCTRL_PIN(110, "DBG_PTI_DATA6"),
0164     PINCTRL_PIN(111, "DBG_PTI_DATA7"),
0165     /* WESTB */
0166     PINCTRL_PIN(112, "DBG_PTI_DATA8"),
0167     PINCTRL_PIN(113, "DBG_PTI_DATA9"),
0168     PINCTRL_PIN(114, "DBG_PTI_DATA10"),
0169     PINCTRL_PIN(115, "DBG_PTI_DATA11"),
0170     PINCTRL_PIN(116, "DBG_PTI_DATA12"),
0171     PINCTRL_PIN(117, "DBG_PTI_DATA13"),
0172     PINCTRL_PIN(118, "DBG_PTI_DATA14"),
0173     PINCTRL_PIN(119, "DBG_PTI_DATA15"),
0174     PINCTRL_PIN(120, "DBG_SPARE0"),
0175     PINCTRL_PIN(121, "DBG_SPARE1"),
0176     PINCTRL_PIN(122, "DBG_SPARE2"),
0177     PINCTRL_PIN(123, "DBG_SPARE3"),
0178     /* WESTD */
0179     PINCTRL_PIN(124, "CPU_PWR_GOOD"),
0180     PINCTRL_PIN(125, "PLTRST_CPU_N"),
0181     PINCTRL_PIN(126, "NAC_RESET_NAC_N"),
0182     PINCTRL_PIN(127, "PCH_SBLINK_RX"),
0183     PINCTRL_PIN(128, "PCH_SBLINK_TX"),
0184     PINCTRL_PIN(129, "PMSYNC_CLK"),
0185     PINCTRL_PIN(130, "CPU_ERR0_N"),
0186     PINCTRL_PIN(131, "CPU_ERR1_N"),
0187     PINCTRL_PIN(132, "CPU_ERR2_N"),
0188     PINCTRL_PIN(133, "CPU_THERMTRIP_N"),
0189     PINCTRL_PIN(134, "CPU_MSMI_N"),
0190     PINCTRL_PIN(135, "CPU_CATERR_N"),
0191     PINCTRL_PIN(136, "CPU_MEMTRIP_N"),
0192     PINCTRL_PIN(137, "NAC_GR_N"),
0193     PINCTRL_PIN(138, "NAC_XTAL_VALID"),
0194     PINCTRL_PIN(139, "NAC_WAKE_N"),
0195     PINCTRL_PIN(140, "NAC_SBLINK_CLK_S2N"),
0196     PINCTRL_PIN(141, "NAC_SBLINK_N2S"),
0197     PINCTRL_PIN(142, "NAC_SBLINK_S2N"),
0198     PINCTRL_PIN(143, "NAC_SBLINK_CLK_N2S"),
0199     /* WESTD_PECI */
0200     PINCTRL_PIN(144, "ME_PECI"),
0201     /* WESTF */
0202     PINCTRL_PIN(145, "NAC_RMII_CLK"),
0203     PINCTRL_PIN(146, "NAC_RGMII_CLK"),
0204     PINCTRL_PIN(147, "NAC_GBE_SMB_CLK_TX_N2S"),
0205     PINCTRL_PIN(148, "NAC_GBE_SMB_DATA_TX_N2S"),
0206     PINCTRL_PIN(149, "NAC_SPARE2"),
0207     PINCTRL_PIN(150, "NAC_INIT_SX_WAKE_N"),
0208     PINCTRL_PIN(151, "NAC_GBE_GPIO0_S2N"),
0209     PINCTRL_PIN(152, "NAC_GBE_GPIO1_S2N"),
0210     PINCTRL_PIN(153, "NAC_GBE_GPIO2_S2N"),
0211     PINCTRL_PIN(154, "NAC_GBE_GPIO3_S2N"),
0212     PINCTRL_PIN(155, "NAC_NCSI_RXD0"),
0213     PINCTRL_PIN(156, "NAC_NCSI_CLK_IN"),
0214     PINCTRL_PIN(157, "NAC_NCSI_RXD1"),
0215     PINCTRL_PIN(158, "NAC_NCSI_CRS_DV"),
0216     PINCTRL_PIN(159, "NAC_NCSI_ARB_IN"),
0217     PINCTRL_PIN(160, "NAC_NCSI_TX_EN"),
0218     PINCTRL_PIN(161, "NAC_NCSI_TXD0"),
0219     PINCTRL_PIN(162, "NAC_NCSI_TXD1"),
0220     PINCTRL_PIN(163, "NAC_NCSI_ARB_OUT"),
0221     PINCTRL_PIN(164, "NAC_NCSI_OE_N"),
0222     PINCTRL_PIN(165, "NAC_GBE_SMB_CLK_RX_S2N"),
0223     PINCTRL_PIN(166, "NAC_GBE_SMB_DATA_RX_S2N"),
0224     PINCTRL_PIN(167, "NAC_GBE_SMB_ALRT_N"),
0225     /* EAST2 */
0226     PINCTRL_PIN(168, "USB_OC0_N"),
0227     PINCTRL_PIN(169, "GBE_GPIO0"),
0228     PINCTRL_PIN(170, "GBE_GPIO1"),
0229     PINCTRL_PIN(171, "GBE_GPIO2"),
0230     PINCTRL_PIN(172, "GBE_GPIO3"),
0231     PINCTRL_PIN(173, "GBE_GPIO4"),
0232     PINCTRL_PIN(174, "GBE_GPIO5"),
0233     PINCTRL_PIN(175, "GBE_GPIO6"),
0234     PINCTRL_PIN(176, "GBE_GPIO7"),
0235     PINCTRL_PIN(177, "SPI_TPM_CS_N"),
0236     PINCTRL_PIN(178, "GBE_GPIO9"),
0237     PINCTRL_PIN(179, "GBE_GPIO10"),
0238     PINCTRL_PIN(180, "GBE_GPIO11"),
0239     PINCTRL_PIN(181, "GBE_GPIO12"),
0240     PINCTRL_PIN(182, "PECI_SMB_DATA"),
0241     PINCTRL_PIN(183, "SATA0_LED_N"),
0242     PINCTRL_PIN(184, "SATA1_LED_N"),
0243     PINCTRL_PIN(185, "SATA_PDETECT0"),
0244     PINCTRL_PIN(186, "SATA_PDETECT1"),
0245     PINCTRL_PIN(187, "SATA0_SDOUT"),
0246     PINCTRL_PIN(188, "SATA1_SDOUT"),
0247     PINCTRL_PIN(189, "SATA2_LED_N"),
0248     PINCTRL_PIN(190, "SATA_PDETECT2"),
0249     PINCTRL_PIN(191, "SATA2_SDOUT"),
0250     /* EAST3 */
0251     PINCTRL_PIN(192, "ESPI_IO0"),
0252     PINCTRL_PIN(193, "ESPI_IO1"),
0253     PINCTRL_PIN(194, "ESPI_IO2"),
0254     PINCTRL_PIN(195, "ESPI_IO3"),
0255     PINCTRL_PIN(196, "ESPI_CLK"),
0256     PINCTRL_PIN(197, "ESPI_RST_N"),
0257     PINCTRL_PIN(198, "ESPI_CS0_N"),
0258     PINCTRL_PIN(199, "ESPI_ALRT0_N"),
0259     PINCTRL_PIN(200, "ESPI_CS1_N"),
0260     PINCTRL_PIN(201, "ESPI_ALRT1_N"),
0261     PINCTRL_PIN(202, "ESPI_CLK_LOOPBK"),
0262     /* EAST0 */
0263     PINCTRL_PIN(203, "SPI_CS0_N"),
0264     PINCTRL_PIN(204, "SPI_CS1_N"),
0265     PINCTRL_PIN(205, "SPI_MOSI_IO0"),
0266     PINCTRL_PIN(206, "SPI_MISO_IO1"),
0267     PINCTRL_PIN(207, "SPI_IO2"),
0268     PINCTRL_PIN(208, "SPI_IO3"),
0269     PINCTRL_PIN(209, "SPI_CLK"),
0270     PINCTRL_PIN(210, "SPI_CLK_LOOPBK"),
0271     PINCTRL_PIN(211, "SUSPWRDNACK"),
0272     PINCTRL_PIN(212, "PMU_SUSCLK"),
0273     PINCTRL_PIN(213, "ADR_COMPLETE"),
0274     PINCTRL_PIN(214, "ADR_TRIGGER_N"),
0275     PINCTRL_PIN(215, "PMU_SLP_S45_N"),
0276     PINCTRL_PIN(216, "PMU_SLP_S3_N"),
0277     PINCTRL_PIN(217, "PMU_WAKE_N"),
0278     PINCTRL_PIN(218, "PMU_PWRBTN_N"),
0279     PINCTRL_PIN(219, "PMU_RESETBUTTON_N"),
0280     PINCTRL_PIN(220, "PMU_PLTRST_N"),
0281     PINCTRL_PIN(221, "SUS_STAT_N"),
0282     PINCTRL_PIN(222, "PMU_I2C_CLK"),
0283     PINCTRL_PIN(223, "PMU_I2C_DATA"),
0284     PINCTRL_PIN(224, "PECI_SMB_CLK"),
0285     PINCTRL_PIN(225, "PECI_SMB_ALRT_N"),
0286     /* EMMC */
0287     PINCTRL_PIN(226, "EMMC_CMD"),
0288     PINCTRL_PIN(227, "EMMC_STROBE"),
0289     PINCTRL_PIN(228, "EMMC_CLK"),
0290     PINCTRL_PIN(229, "EMMC_D0"),
0291     PINCTRL_PIN(230, "EMMC_D1"),
0292     PINCTRL_PIN(231, "EMMC_D2"),
0293     PINCTRL_PIN(232, "EMMC_D3"),
0294     PINCTRL_PIN(233, "EMMC_D4"),
0295     PINCTRL_PIN(234, "EMMC_D5"),
0296     PINCTRL_PIN(235, "EMMC_D6"),
0297     PINCTRL_PIN(236, "EMMC_D7"),
0298 };
0299
0300 static const struct intel_padgroup cdf_community0_gpps[] = {
0301     CDF_GPP(0, 0, 23),  /* WEST2 */
0302     CDF_GPP(1, 24, 47), /* WEST3 */
0303     CDF_GPP(2, 48, 70), /* WEST01 */
0304     CDF_GPP(3, 71, 90), /* WEST5 */
0305     CDF_GPP(4, 91, 96), /* WESTC */
0306     CDF_GPP(5, 97, 101),    /* WESTC_DFX */
0307     CDF_GPP(6, 102, 111),   /* WESTA */
0308     CDF_GPP(7, 112, 123),   /* WESTB */
0309     CDF_GPP(8, 124, 143),   /* WESTD */
0310     CDF_GPP(9, 144, 144),   /* WESTD_PECI */
0311     CDF_GPP(10, 145, 167),  /* WESTF */
0312 };
0313
0314 static const struct intel_padgroup cdf_community1_gpps[] = {
0315     CDF_GPP(0, 168, 191),   /* EAST2 */
0316     CDF_GPP(1, 192, 202),   /* EAST3 */
0317     CDF_GPP(2, 203, 225),   /* EAST0 */
0318     CDF_GPP(3, 226, 236),   /* EMMC */
0319 };
0320
0321 static const struct intel_community cdf_communities[] = {
0322     CDF_COMMUNITY(0, 0, 167, cdf_community0_gpps),      /* West */
0323     CDF_COMMUNITY(1, 168, 236, cdf_community1_gpps),    /* East */
0324 };
0325
0326 static const struct intel_pinctrl_soc_data cdf_soc_data = {
0327     .pins = cdf_pins,
0328     .npins = ARRAY_SIZE(cdf_pins),
0329     .communities = cdf_communities,
0330     .ncommunities = ARRAY_SIZE(cdf_communities),
0331 };
0332
0333 static INTEL_PINCTRL_PM_OPS(cdf_pinctrl_pm_ops);
0334
0335 static const struct acpi_device_id cdf_pinctrl_acpi_match[] = {
0336     { "INTC3001", (kernel_ulong_t)&cdf_soc_data },
0337     { }
0338 };
0339 MODULE_DEVICE_TABLE(acpi, cdf_pinctrl_acpi_match);
0340
0341 static struct platform_driver cdf_pinctrl_driver = {
0342     .probe = intel_pinctrl_probe_by_hid,
0343     .driver = {
0344         .name = "cedarfork-pinctrl",
0345         .acpi_match_table = cdf_pinctrl_acpi_match,
0346         .pm = &cdf_pinctrl_pm_ops,
0347     },
0348 };
0349
0350 static int __init cdf_pinctrl_init(void)
0351 {
0352     return platform_driver_register(&cdf_pinctrl_driver);
0353 }
0354 subsys_initcall(cdf_pinctrl_init);
0355
0356 static void __exit cdf_pinctrl_exit(void)
0357 {
0358     platform_driver_unregister(&cdf_pinctrl_driver);
0359 }
0360 module_exit(cdf_pinctrl_exit);
0361
0362 MODULE_AUTHOR("Mika Westerberg <mika.westerberg@linux.intel.com>");
0363 MODULE_DESCRIPTION("Intel Cedar Fork PCH pinctrl/GPIO driver");
0364 MODULE_LICENSE("GPL v2");