pinctrl/intel/pinctrl-emmitsburg.c

0001 // SPDX-License-Identifier: GPL-2.0
0002 /*
0003  * Intel Emmitsburg PCH pinctrl/GPIO driver
0004  *
0005  * Copyright (C) 2020, Intel Corporation
0006  * Author: Andy Shevchenko <andriy.shevchenko@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 EBG_PAD_OWN 0x0a0
0018 #define EBG_PADCFGLOCK  0x100
0019 #define EBG_HOSTSW_OWN  0x130
0020 #define EBG_GPI_IS  0x200
0021 #define EBG_GPI_IE  0x210
0022
0023 #define EBG_GPP(r, s, e)                \
0024     {                       \
0025         .reg_num = (r),             \
0026         .base = (s),                \
0027         .size = ((e) - (s) + 1),        \
0028     }
0029
0030 #define EBG_COMMUNITY(b, s, e, g)           \
0031     {                       \
0032         .barno = (b),               \
0033         .padown_offset = EBG_PAD_OWN,       \
0034         .padcfglock_offset = EBG_PADCFGLOCK,    \
0035         .hostown_offset = EBG_HOSTSW_OWN,   \
0036         .is_offset = EBG_GPI_IS,        \
0037         .ie_offset = EBG_GPI_IE,        \
0038         .pin_base = (s),            \
0039         .npins = ((e) - (s) + 1),       \
0040         .gpps = (g),                \
0041         .ngpps = ARRAY_SIZE(g),         \
0042     }
0043
0044 /* Emmitsburg */
0045 static const struct pinctrl_pin_desc ebg_pins[] = {
0046     /* GPP_A */
0047     PINCTRL_PIN(0, "ESPI_ALERT0B"),
0048     PINCTRL_PIN(1, "ESPI_ALERT1B"),
0049     PINCTRL_PIN(2, "ESPI_IO_0"),
0050     PINCTRL_PIN(3, "ESPI_IO_1"),
0051     PINCTRL_PIN(4, "ESPI_IO_2"),
0052     PINCTRL_PIN(5, "ESPI_IO_3"),
0053     PINCTRL_PIN(6, "ESPI_CS0B"),
0054     PINCTRL_PIN(7, "ESPI_CS1B"),
0055     PINCTRL_PIN(8, "ESPI_RESETB"),
0056     PINCTRL_PIN(9, "ESPI_CLK"),
0057     PINCTRL_PIN(10, "SRCCLKREQB_0"),
0058     PINCTRL_PIN(11, "SRCCLKREQB_1"),
0059     PINCTRL_PIN(12, "SRCCLKREQB_2"),
0060     PINCTRL_PIN(13, "SRCCLKREQB_3"),
0061     PINCTRL_PIN(14, "SRCCLKREQB_4"),
0062     PINCTRL_PIN(15, "SRCCLKREQB_5"),
0063     PINCTRL_PIN(16, "SRCCLKREQB_6"),
0064     PINCTRL_PIN(17, "SRCCLKREQB_7"),
0065     PINCTRL_PIN(18, "SRCCLKREQB_8"),
0066     PINCTRL_PIN(19, "SRCCLKREQB_9"),
0067     PINCTRL_PIN(20, "ESPI_CLK_LOOPBK"),
0068     /* GPP_B */
0069     PINCTRL_PIN(21, "GSXDOUT"),
0070     PINCTRL_PIN(22, "GSXSLOAD"),
0071     PINCTRL_PIN(23, "GSXDIN"),
0072     PINCTRL_PIN(24, "GSXSRESETB"),
0073     PINCTRL_PIN(25, "GSXCLK"),
0074     PINCTRL_PIN(26, "USB2_OCB_0"),
0075     PINCTRL_PIN(27, "USB2_OCB_1"),
0076     PINCTRL_PIN(28, "USB2_OCB_2"),
0077     PINCTRL_PIN(29, "USB2_OCB_3"),
0078     PINCTRL_PIN(30, "USB2_OCB_4"),
0079     PINCTRL_PIN(31, "USB2_OCB_5"),
0080     PINCTRL_PIN(32, "USB2_OCB_6"),
0081     PINCTRL_PIN(33, "HS_UART0_RXD"),
0082     PINCTRL_PIN(34, "HS_UART0_TXD"),
0083     PINCTRL_PIN(35, "HS_UART0_RTSB"),
0084     PINCTRL_PIN(36, "HS_UART0_CTSB"),
0085     PINCTRL_PIN(37, "HS_UART1_RXD"),
0086     PINCTRL_PIN(38, "HS_UART1_TXD"),
0087     PINCTRL_PIN(39, "HS_UART1_RTSB"),
0088     PINCTRL_PIN(40, "HS_UART1_CTSB"),
0089     PINCTRL_PIN(41, "GPPC_B_20"),
0090     PINCTRL_PIN(42, "GPPC_B_21"),
0091     PINCTRL_PIN(43, "GPPC_B_22"),
0092     PINCTRL_PIN(44, "PS_ONB"),
0093     /* SPI */
0094     PINCTRL_PIN(45, "SPI0_IO_2"),
0095     PINCTRL_PIN(46, "SPI0_IO_3"),
0096     PINCTRL_PIN(47, "SPI0_MOSI_IO_0"),
0097     PINCTRL_PIN(48, "SPI0_MISO_IO_1"),
0098     PINCTRL_PIN(49, "SPI0_TPM_CSB"),
0099     PINCTRL_PIN(50, "SPI0_FLASH_0_CSB"),
0100     PINCTRL_PIN(51, "SPI0_FLASH_1_CSB"),
0101     PINCTRL_PIN(52, "SPI0_CLK"),
0102     PINCTRL_PIN(53, "TIME_SYNC_0"),
0103     PINCTRL_PIN(54, "SPKR"),
0104     PINCTRL_PIN(55, "CPU_GP_0"),
0105     PINCTRL_PIN(56, "CPU_GP_1"),
0106     PINCTRL_PIN(57, "CPU_GP_2"),
0107     PINCTRL_PIN(58, "CPU_GP_3"),
0108     PINCTRL_PIN(59, "SUSWARNB_SUSPWRDNACK"),
0109     PINCTRL_PIN(60, "SUSACKB"),
0110     PINCTRL_PIN(61, "NMIB"),
0111     PINCTRL_PIN(62, "SMIB"),
0112     PINCTRL_PIN(63, "GPPC_S_10"),
0113     PINCTRL_PIN(64, "GPPC_S_11"),
0114     PINCTRL_PIN(65, "SPI_CLK_LOOPBK"),
0115     /* GPP_C */
0116     PINCTRL_PIN(66, "ME_SML0CLK"),
0117     PINCTRL_PIN(67, "ME_SML0DATA"),
0118     PINCTRL_PIN(68, "ME_SML0ALERTB"),
0119     PINCTRL_PIN(69, "ME_SML0BDATA"),
0120     PINCTRL_PIN(70, "ME_SML0BCLK"),
0121     PINCTRL_PIN(71, "ME_SML0BALERTB"),
0122     PINCTRL_PIN(72, "ME_SML1CLK"),
0123     PINCTRL_PIN(73, "ME_SML1DATA"),
0124     PINCTRL_PIN(74, "ME_SML1ALERTB"),
0125     PINCTRL_PIN(75, "ME_SML2CLK"),
0126     PINCTRL_PIN(76, "ME_SML2DATA"),
0127     PINCTRL_PIN(77, "ME_SML2ALERTB"),
0128     PINCTRL_PIN(78, "ME_SML3CLK"),
0129     PINCTRL_PIN(79, "ME_SML3DATA"),
0130     PINCTRL_PIN(80, "ME_SML3ALERTB"),
0131     PINCTRL_PIN(81, "ME_SML4CLK"),
0132     PINCTRL_PIN(82, "ME_SML4DATA"),
0133     PINCTRL_PIN(83, "ME_SML4ALERTB"),
0134     PINCTRL_PIN(84, "GPPC_C_18"),
0135     PINCTRL_PIN(85, "MC_SMBCLK"),
0136     PINCTRL_PIN(86, "MC_SMBDATA"),
0137     PINCTRL_PIN(87, "MC_SMBALERTB"),
0138     /* GPP_D */
0139     PINCTRL_PIN(88, "HS_SMBCLK"),
0140     PINCTRL_PIN(89, "HS_SMBDATA"),
0141     PINCTRL_PIN(90, "HS_SMBALERTB"),
0142     PINCTRL_PIN(91, "GBE_SMB_ALRT_N"),
0143     PINCTRL_PIN(92, "GBE_SMB_CLK"),
0144     PINCTRL_PIN(93, "GBE_SMB_DATA"),
0145     PINCTRL_PIN(94, "GBE_GPIO10"),
0146     PINCTRL_PIN(95, "GBE_GPIO11"),
0147     PINCTRL_PIN(96, "CRASHLOG_TRIG_N"),
0148     PINCTRL_PIN(97, "PMEB"),
0149     PINCTRL_PIN(98, "BM_BUSYB"),
0150     PINCTRL_PIN(99, "PLTRSTB"),
0151     PINCTRL_PIN(100, "PCHHOTB"),
0152     PINCTRL_PIN(101, "ADR_COMPLETE"),
0153     PINCTRL_PIN(102, "ADR_TRIGGER_N"),
0154     PINCTRL_PIN(103, "VRALERTB"),
0155     PINCTRL_PIN(104, "ADR_ACK"),
0156     PINCTRL_PIN(105, "THERMTRIP_N"),
0157     PINCTRL_PIN(106, "MEMTRIP_N"),
0158     PINCTRL_PIN(107, "MSMI_N"),
0159     PINCTRL_PIN(108, "CATERR_N"),
0160     PINCTRL_PIN(109, "GLB_RST_WARN_B"),
0161     PINCTRL_PIN(110, "USB2_OCB_7"),
0162     PINCTRL_PIN(111, "GPP_D_23"),
0163     /* GPP_E */
0164     PINCTRL_PIN(112, "SATA1_XPCIE_0"),
0165     PINCTRL_PIN(113, "SATA1_XPCIE_1"),
0166     PINCTRL_PIN(114, "SATA1_XPCIE_2"),
0167     PINCTRL_PIN(115, "SATA1_XPCIE_3"),
0168     PINCTRL_PIN(116, "SATA0_XPCIE_2"),
0169     PINCTRL_PIN(117, "SATA0_XPCIE_3"),
0170     PINCTRL_PIN(118, "SATA0_USB3_XPCIE_0"),
0171     PINCTRL_PIN(119, "SATA0_USB3_XPCIE_1"),
0172     PINCTRL_PIN(120, "SATA0_SCLOCK"),
0173     PINCTRL_PIN(121, "SATA0_SLOAD"),
0174     PINCTRL_PIN(122, "SATA0_SDATAOUT"),
0175     PINCTRL_PIN(123, "SATA1_SCLOCK"),
0176     PINCTRL_PIN(124, "SATA1_SLOAD"),
0177     PINCTRL_PIN(125, "SATA1_SDATAOUT"),
0178     PINCTRL_PIN(126, "SATA2_SCLOCK"),
0179     PINCTRL_PIN(127, "SATA2_SLOAD"),
0180     PINCTRL_PIN(128, "SATA2_SDATAOUT"),
0181     PINCTRL_PIN(129, "ERR0_N"),
0182     PINCTRL_PIN(130, "ERR1_N"),
0183     PINCTRL_PIN(131, "ERR2_N"),
0184     PINCTRL_PIN(132, "GBE_UART_RXD"),
0185     PINCTRL_PIN(133, "GBE_UART_TXD"),
0186     PINCTRL_PIN(134, "GBE_UART_RTSB"),
0187     PINCTRL_PIN(135, "GBE_UART_CTSB"),
0188     /* JTAG */
0189     PINCTRL_PIN(136, "JTAG_TDO"),
0190     PINCTRL_PIN(137, "JTAG_TDI"),
0191     PINCTRL_PIN(138, "JTAG_TCK"),
0192     PINCTRL_PIN(139, "JTAG_TMS"),
0193     PINCTRL_PIN(140, "JTAGX"),
0194     PINCTRL_PIN(141, "PRDYB"),
0195     PINCTRL_PIN(142, "PREQB"),
0196     PINCTRL_PIN(143, "GLB_PC_DISABLE"),
0197     PINCTRL_PIN(144, "DBG_PMODE"),
0198     PINCTRL_PIN(145, "GLB_EXT_ACC_DISABLE"),
0199     /* GPP_H */
0200     PINCTRL_PIN(146, "GBE_GPIO12"),
0201     PINCTRL_PIN(147, "GBE_GPIO13"),
0202     PINCTRL_PIN(148, "GBE_SDP_TIMESYNC0_S2N"),
0203     PINCTRL_PIN(149, "GBE_SDP_TIMESYNC1_S2N"),
0204     PINCTRL_PIN(150, "GBE_SDP_TIMESYNC2_S2N"),
0205     PINCTRL_PIN(151, "GBE_SDP_TIMESYNC3_S2N"),
0206     PINCTRL_PIN(152, "GPPC_H_6"),
0207     PINCTRL_PIN(153, "GPPC_H_7"),
0208     PINCTRL_PIN(154, "NCSI_CLK_IN"),
0209     PINCTRL_PIN(155, "NCSI_CRS_DV"),
0210     PINCTRL_PIN(156, "NCSI_RXD0"),
0211     PINCTRL_PIN(157, "NCSI_RXD1"),
0212     PINCTRL_PIN(158, "NCSI_TX_EN"),
0213     PINCTRL_PIN(159, "NCSI_TXD0"),
0214     PINCTRL_PIN(160, "NCSI_TXD1"),
0215     PINCTRL_PIN(161, "NAC_NCSI_CLK_OUT_0"),
0216     PINCTRL_PIN(162, "NAC_NCSI_CLK_OUT_1"),
0217     PINCTRL_PIN(163, "NAC_NCSI_CLK_OUT_2"),
0218     PINCTRL_PIN(164, "PMCALERTB"),
0219     PINCTRL_PIN(165, "GPPC_H_19"),
0220     /* GPP_J */
0221     PINCTRL_PIN(166, "CPUPWRGD"),
0222     PINCTRL_PIN(167, "CPU_THRMTRIP_N"),
0223     PINCTRL_PIN(168, "PLTRST_CPUB"),
0224     PINCTRL_PIN(169, "TRIGGER0_N"),
0225     PINCTRL_PIN(170, "TRIGGER1_N"),
0226     PINCTRL_PIN(171, "CPU_PWR_DEBUG_N"),
0227     PINCTRL_PIN(172, "CPU_MEMTRIP_N"),
0228     PINCTRL_PIN(173, "CPU_MSMI_N"),
0229     PINCTRL_PIN(174, "ME_PECI"),
0230     PINCTRL_PIN(175, "NAC_SPARE0"),
0231     PINCTRL_PIN(176, "NAC_SPARE1"),
0232     PINCTRL_PIN(177, "NAC_SPARE2"),
0233     PINCTRL_PIN(178, "CPU_ERR0_N"),
0234     PINCTRL_PIN(179, "CPU_CATERR_N"),
0235     PINCTRL_PIN(180, "CPU_ERR1_N"),
0236     PINCTRL_PIN(181, "CPU_ERR2_N"),
0237     PINCTRL_PIN(182, "GPP_J_16"),
0238     PINCTRL_PIN(183, "GPP_J_17"),
0239     /* GPP_I */
0240     PINCTRL_PIN(184, "GBE_GPIO4"),
0241     PINCTRL_PIN(185, "GBE_GPIO5"),
0242     PINCTRL_PIN(186, "GBE_GPIO6"),
0243     PINCTRL_PIN(187, "GBE_GPIO7"),
0244     PINCTRL_PIN(188, "GBE1_LED1"),
0245     PINCTRL_PIN(189, "GBE1_LED2"),
0246     PINCTRL_PIN(190, "GBE2_LED0"),
0247     PINCTRL_PIN(191, "GBE2_LED1"),
0248     PINCTRL_PIN(192, "GBE2_LED2"),
0249     PINCTRL_PIN(193, "GBE3_LED0"),
0250     PINCTRL_PIN(194, "GBE3_LED1"),
0251     PINCTRL_PIN(195, "GBE3_LED2"),
0252     PINCTRL_PIN(196, "GBE0_I2C_CLK"),
0253     PINCTRL_PIN(197, "GBE0_I2C_DATA"),
0254     PINCTRL_PIN(198, "GBE1_I2C_CLK"),
0255     PINCTRL_PIN(199, "GBE1_I2C_DATA"),
0256     PINCTRL_PIN(200, "GBE2_I2C_CLK"),
0257     PINCTRL_PIN(201, "GBE2_I2C_DATA"),
0258     PINCTRL_PIN(202, "GBE3_I2C_CLK"),
0259     PINCTRL_PIN(203, "GBE3_I2C_DATA"),
0260     PINCTRL_PIN(204, "GBE4_I2C_CLK"),
0261     PINCTRL_PIN(205, "GBE4_I2C_DATA"),
0262     PINCTRL_PIN(206, "GBE_GPIO8"),
0263     PINCTRL_PIN(207, "GBE_GPIO9"),
0264     /* GPP_L */
0265     PINCTRL_PIN(208, "PM_SYNC_0"),
0266     PINCTRL_PIN(209, "PM_DOWN_0"),
0267     PINCTRL_PIN(210, "PM_SYNC_CLK_0"),
0268     PINCTRL_PIN(211, "GPP_L_3"),
0269     PINCTRL_PIN(212, "GPP_L_4"),
0270     PINCTRL_PIN(213, "GPP_L_5"),
0271     PINCTRL_PIN(214, "GPP_L_6"),
0272     PINCTRL_PIN(215, "GPP_L_7"),
0273     PINCTRL_PIN(216, "GPP_L_8"),
0274     PINCTRL_PIN(217, "NAC_GBE_GPIO0_S2N"),
0275     PINCTRL_PIN(218, "NAC_GBE_GPIO1_S2N"),
0276     PINCTRL_PIN(219, "NAC_GBE_GPIO2_S2N"),
0277     PINCTRL_PIN(220, "NAC_GBE_GPIO3_S2N"),
0278     PINCTRL_PIN(221, "NAC_GBE_SMB_DATA_IN"),
0279     PINCTRL_PIN(222, "NAC_GBE_SMB_DATA_OUT"),
0280     PINCTRL_PIN(223, "NAC_GBE_SMB_ALRT_N"),
0281     PINCTRL_PIN(224, "NAC_GBE_SMB_CLK_IN"),
0282     PINCTRL_PIN(225, "NAC_GBE_SMB_CLK_OUT"),
0283     /* GPP_M */
0284     PINCTRL_PIN(226, "GPP_M_0"),
0285     PINCTRL_PIN(227, "GPP_M_1"),
0286     PINCTRL_PIN(228, "GPP_M_2"),
0287     PINCTRL_PIN(229, "GPP_M_3"),
0288     PINCTRL_PIN(230, "NAC_WAKE_N"),
0289     PINCTRL_PIN(231, "GPP_M_5"),
0290     PINCTRL_PIN(232, "GPP_M_6"),
0291     PINCTRL_PIN(233, "GPP_M_7"),
0292     PINCTRL_PIN(234, "GPP_M_8"),
0293     PINCTRL_PIN(235, "NAC_SBLINK_S2N"),
0294     PINCTRL_PIN(236, "NAC_SBLINK_N2S"),
0295     PINCTRL_PIN(237, "NAC_SBLINK_CLK_N2S"),
0296     PINCTRL_PIN(238, "NAC_SBLINK_CLK_S2N"),
0297     PINCTRL_PIN(239, "NAC_XTAL_VALID"),
0298     PINCTRL_PIN(240, "NAC_RESET_NAC_N"),
0299     PINCTRL_PIN(241, "GPP_M_15"),
0300     PINCTRL_PIN(242, "GPP_M_16"),
0301     PINCTRL_PIN(243, "GPP_M_17"),
0302     /* GPP_N */
0303     PINCTRL_PIN(244, "GPP_N_0"),
0304     PINCTRL_PIN(245, "NAC_NCSI_TXD0"),
0305     PINCTRL_PIN(246, "GPP_N_2"),
0306     PINCTRL_PIN(247, "GPP_N_3"),
0307     PINCTRL_PIN(248, "NAC_NCSI_REFCLK_IN"),
0308     PINCTRL_PIN(249, "GPP_N_5"),
0309     PINCTRL_PIN(250, "GPP_N_6"),
0310     PINCTRL_PIN(251, "GPP_N_7"),
0311     PINCTRL_PIN(252, "NAC_NCSI_RXD0"),
0312     PINCTRL_PIN(253, "NAC_NCSI_RXD1"),
0313     PINCTRL_PIN(254, "NAC_NCSI_CRS_DV"),
0314     PINCTRL_PIN(255, "NAC_NCSI_CLK_IN"),
0315     PINCTRL_PIN(256, "NAC_NCSI_REFCLK_OUT"),
0316     PINCTRL_PIN(257, "NAC_NCSI_TX_EN"),
0317     PINCTRL_PIN(258, "NAC_NCSI_TXD1"),
0318     PINCTRL_PIN(259, "NAC_NCSI_OE_N"),
0319     PINCTRL_PIN(260, "NAC_GR_N"),
0320     PINCTRL_PIN(261, "NAC_INIT_SX_WAKE_N"),
0321 };
0322
0323 static const struct intel_padgroup ebg_community0_gpps[] = {
0324     EBG_GPP(0, 0, 20),  /* GPP_A */
0325     EBG_GPP(1, 21, 44), /* GPP_B */
0326     EBG_GPP(2, 45, 65), /* SPI */
0327 };
0328
0329 static const struct intel_padgroup ebg_community1_gpps[] = {
0330     EBG_GPP(0, 66, 87), /* GPP_C */
0331     EBG_GPP(1, 88, 111),    /* GPP_D */
0332 };
0333
0334 static const struct intel_padgroup ebg_community3_gpps[] = {
0335     EBG_GPP(0, 112, 135),   /* GPP_E */
0336     EBG_GPP(1, 136, 145),   /* JTAG */
0337 };
0338
0339 static const struct intel_padgroup ebg_community4_gpps[] = {
0340     EBG_GPP(0, 146, 165),   /* GPP_H */
0341     EBG_GPP(1, 166, 183),   /* GPP_J */
0342 };
0343
0344 static const struct intel_padgroup ebg_community5_gpps[] = {
0345     EBG_GPP(0, 184, 207),   /* GPP_I */
0346     EBG_GPP(1, 208, 225),   /* GPP_L */
0347     EBG_GPP(2, 226, 243),   /* GPP_M */
0348     EBG_GPP(3, 244, 261),   /* GPP_N */
0349 };
0350
0351 static const struct intel_community ebg_communities[] = {
0352     EBG_COMMUNITY(0, 0, 65, ebg_community0_gpps),
0353     EBG_COMMUNITY(1, 66, 111, ebg_community1_gpps),
0354     EBG_COMMUNITY(2, 112, 145, ebg_community3_gpps),
0355     EBG_COMMUNITY(3, 146, 183, ebg_community4_gpps),
0356     EBG_COMMUNITY(4, 184, 261, ebg_community5_gpps),
0357 };
0358
0359 static const struct intel_pinctrl_soc_data ebg_soc_data = {
0360     .pins = ebg_pins,
0361     .npins = ARRAY_SIZE(ebg_pins),
0362     .communities = ebg_communities,
0363     .ncommunities = ARRAY_SIZE(ebg_communities),
0364 };
0365
0366 static const struct acpi_device_id ebg_pinctrl_acpi_match[] = {
0367     { "INTC1071", (kernel_ulong_t)&ebg_soc_data },
0368     { }
0369 };
0370 MODULE_DEVICE_TABLE(acpi, ebg_pinctrl_acpi_match);
0371
0372 static INTEL_PINCTRL_PM_OPS(ebg_pinctrl_pm_ops);
0373
0374 static struct platform_driver ebg_pinctrl_driver = {
0375     .probe = intel_pinctrl_probe_by_hid,
0376     .driver = {
0377         .name = "emmitsburg-pinctrl",
0378         .acpi_match_table = ebg_pinctrl_acpi_match,
0379         .pm = &ebg_pinctrl_pm_ops,
0380     },
0381 };
0382
0383 module_platform_driver(ebg_pinctrl_driver);
0384
0385 MODULE_AUTHOR("Andy Shevchenko <andriy.shevchenko@linux.intel.com>");
0386 MODULE_DESCRIPTION("Intel Emmitsburg PCH pinctrl/GPIO driver");
0387 MODULE_LICENSE("GPL v2");