| // SPDX-License-Identifier: GPL-2.0 |
| /* |
| * Intel Denverton SoC pinctrl/GPIO driver |
| * |
| * Copyright (C) 2017, Intel Corporation |
| * Author: Mika Westerberg <mika.westerberg@linux.intel.com> |
| */ |
| |
| #include <linux/mod_devicetable.h> |
| #include <linux/module.h> |
| #include <linux/platform_device.h> |
| |
| #include <linux/pinctrl/pinctrl.h> |
| |
| #include "pinctrl-intel.h" |
| |
| #define DNV_PAD_OWN 0x020 |
| #define DNV_PADCFGLOCK 0x090 |
| #define DNV_HOSTSW_OWN 0x0C0 |
| #define DNV_GPI_IS 0x100 |
| #define DNV_GPI_IE 0x120 |
| |
| #define DNV_GPP(n, s, e) \ |
| { \ |
| .reg_num = (n), \ |
| .base = (s), \ |
| .size = ((e) - (s) + 1), \ |
| } |
| |
| #define DNV_COMMUNITY(b, s, e, g) \ |
| INTEL_COMMUNITY_GPPS(b, s, e, g, DNV) |
| |
| /* Denverton */ |
| static const struct pinctrl_pin_desc dnv_pins[] = { |
| /* North ALL */ |
| PINCTRL_PIN(0, "GBE0_SDP0"), |
| PINCTRL_PIN(1, "GBE1_SDP0"), |
| PINCTRL_PIN(2, "GBE0_SDP1"), |
| PINCTRL_PIN(3, "GBE1_SDP1"), |
| PINCTRL_PIN(4, "GBE0_SDP2"), |
| PINCTRL_PIN(5, "GBE1_SDP2"), |
| PINCTRL_PIN(6, "GBE0_SDP3"), |
| PINCTRL_PIN(7, "GBE1_SDP3"), |
| PINCTRL_PIN(8, "GBE2_LED0"), |
| PINCTRL_PIN(9, "GBE2_LED1"), |
| PINCTRL_PIN(10, "GBE0_I2C_CLK"), |
| PINCTRL_PIN(11, "GBE0_I2C_DATA"), |
| PINCTRL_PIN(12, "GBE1_I2C_CLK"), |
| PINCTRL_PIN(13, "GBE1_I2C_DATA"), |
| PINCTRL_PIN(14, "NCSI_RXD0"), |
| PINCTRL_PIN(15, "NCSI_CLK_IN"), |
| PINCTRL_PIN(16, "NCSI_RXD1"), |
| PINCTRL_PIN(17, "NCSI_CRS_DV"), |
| PINCTRL_PIN(18, "IDSLDO_VID_TICKLE"), |
| PINCTRL_PIN(19, "NCSI_TX_EN"), |
| PINCTRL_PIN(20, "NCSI_TXD0"), |
| PINCTRL_PIN(21, "NCSI_TXD1"), |
| PINCTRL_PIN(22, "NCSI_ARB_OUT"), |
| PINCTRL_PIN(23, "GBE0_LED0"), |
| PINCTRL_PIN(24, "GBE0_LED1"), |
| PINCTRL_PIN(25, "GBE1_LED0"), |
| PINCTRL_PIN(26, "GBE1_LED1"), |
| PINCTRL_PIN(27, "SPARE_0"), |
| PINCTRL_PIN(28, "PCIE_CLKREQ0_N"), |
| PINCTRL_PIN(29, "PCIE_CLKREQ1_N"), |
| PINCTRL_PIN(30, "PCIE_CLKREQ2_N"), |
| PINCTRL_PIN(31, "PCIE_CLKREQ3_N"), |
| PINCTRL_PIN(32, "PCIE_CLKREQ4_N"), |
| PINCTRL_PIN(33, "GBE_MDC"), |
| PINCTRL_PIN(34, "GBE_MDIO"), |
| PINCTRL_PIN(35, "SVID_ALERT_N"), |
| PINCTRL_PIN(36, "SVID_DATA"), |
| PINCTRL_PIN(37, "SVID_CLK"), |
| PINCTRL_PIN(38, "THERMTRIP_N"), |
| PINCTRL_PIN(39, "PROCHOT_N"), |
| PINCTRL_PIN(40, "MEMHOT_N"), |
| /* South DFX */ |
| PINCTRL_PIN(41, "DFX_PORT_CLK0"), |
| PINCTRL_PIN(42, "DFX_PORT_CLK1"), |
| PINCTRL_PIN(43, "DFX_PORT0"), |
| PINCTRL_PIN(44, "DFX_PORT1"), |
| PINCTRL_PIN(45, "DFX_PORT2"), |
| PINCTRL_PIN(46, "DFX_PORT3"), |
| PINCTRL_PIN(47, "DFX_PORT4"), |
| PINCTRL_PIN(48, "DFX_PORT5"), |
| PINCTRL_PIN(49, "DFX_PORT6"), |
| PINCTRL_PIN(50, "DFX_PORT7"), |
| PINCTRL_PIN(51, "DFX_PORT8"), |
| PINCTRL_PIN(52, "DFX_PORT9"), |
| PINCTRL_PIN(53, "DFX_PORT10"), |
| PINCTRL_PIN(54, "DFX_PORT11"), |
| PINCTRL_PIN(55, "DFX_PORT12"), |
| PINCTRL_PIN(56, "DFX_PORT13"), |
| PINCTRL_PIN(57, "DFX_PORT14"), |
| PINCTRL_PIN(58, "DFX_PORT15"), |
| /* South GPP0 */ |
| PINCTRL_PIN(59, "SPI_TPM_CS_N"), |
| PINCTRL_PIN(60, "UART2_CTS"), |
| PINCTRL_PIN(61, "PCIE_CLKREQ5_N"), |
| PINCTRL_PIN(62, "PCIE_CLKREQ6_N"), |
| PINCTRL_PIN(63, "PCIE_CLKREQ7_N"), |
| PINCTRL_PIN(64, "UART0_RXD"), |
| PINCTRL_PIN(65, "UART0_TXD"), |
| PINCTRL_PIN(66, "CPU_RESET_N"), |
| PINCTRL_PIN(67, "NMI"), |
| PINCTRL_PIN(68, "ERROR2_N"), |
| PINCTRL_PIN(69, "ERROR1_N"), |
| PINCTRL_PIN(70, "ERROR0_N"), |
| PINCTRL_PIN(71, "IERR_N"), |
| PINCTRL_PIN(72, "MCERR_N"), |
| PINCTRL_PIN(73, "SMB0_LEG_CLK"), |
| PINCTRL_PIN(74, "SMB0_LEG_DATA"), |
| PINCTRL_PIN(75, "SMB0_LEG_ALRT_N"), |
| PINCTRL_PIN(76, "SMB1_HOST_DATA"), |
| PINCTRL_PIN(77, "SMB1_HOST_CLK"), |
| PINCTRL_PIN(78, "SMB2_PECI_DATA"), |
| PINCTRL_PIN(79, "SMB2_PECI_CLK"), |
| PINCTRL_PIN(80, "SMB4_CSME0_DATA"), |
| PINCTRL_PIN(81, "SMB4_CSME0_CLK"), |
| PINCTRL_PIN(82, "SMB4_CSME0_ALRT_N"), |
| PINCTRL_PIN(83, "USB_OC0_N"), |
| PINCTRL_PIN(84, "FLEX_CLK_SE0"), |
| PINCTRL_PIN(85, "FLEX_CLK_SE1"), |
| PINCTRL_PIN(86, "SPARE_4"), |
| PINCTRL_PIN(87, "SMB3_IE0_CLK"), |
| PINCTRL_PIN(88, "SMB3_IE0_DATA"), |
| PINCTRL_PIN(89, "SMB3_IE0_ALRT_N"), |
| PINCTRL_PIN(90, "SATA0_LED_N"), |
| PINCTRL_PIN(91, "SATA1_LED_N"), |
| PINCTRL_PIN(92, "SATA_PDETECT0"), |
| PINCTRL_PIN(93, "SATA_PDETECT1"), |
| PINCTRL_PIN(94, "UART1_RTS"), |
| PINCTRL_PIN(95, "UART1_CTS"), |
| PINCTRL_PIN(96, "UART1_RXD"), |
| PINCTRL_PIN(97, "UART1_TXD"), |
| PINCTRL_PIN(98, "SPARE_8"), |
| PINCTRL_PIN(99, "SPARE_9"), |
| PINCTRL_PIN(100, "TCK"), |
| PINCTRL_PIN(101, "TRST_N"), |
| PINCTRL_PIN(102, "TMS"), |
| PINCTRL_PIN(103, "TDI"), |
| PINCTRL_PIN(104, "TDO"), |
| PINCTRL_PIN(105, "CX_PRDY_N"), |
| PINCTRL_PIN(106, "CX_PREQ_N"), |
| PINCTRL_PIN(107, "TAP1_TCK"), |
| PINCTRL_PIN(108, "TAP1_TRST_N"), |
| PINCTRL_PIN(109, "TAP1_TMS"), |
| PINCTRL_PIN(110, "TAP1_TDI"), |
| PINCTRL_PIN(111, "TAP1_TDO"), |
| /* South GPP1 */ |
| PINCTRL_PIN(112, "SUSPWRDNACK"), |
| PINCTRL_PIN(113, "PMU_SUSCLK"), |
| PINCTRL_PIN(114, "ADR_TRIGGER"), |
| PINCTRL_PIN(115, "PMU_SLP_S45_N"), |
| PINCTRL_PIN(116, "PMU_SLP_S3_N"), |
| PINCTRL_PIN(117, "PMU_WAKE_N"), |
| PINCTRL_PIN(118, "PMU_PWRBTN_N"), |
| PINCTRL_PIN(119, "PMU_RESETBUTTON_N"), |
| PINCTRL_PIN(120, "PMU_PLTRST_N"), |
| PINCTRL_PIN(121, "SUS_STAT_N"), |
| PINCTRL_PIN(122, "SLP_S0IX_N"), |
| PINCTRL_PIN(123, "SPI_CS0_N"), |
| PINCTRL_PIN(124, "SPI_CS1_N"), |
| PINCTRL_PIN(125, "SPI_MOSI_IO0"), |
| PINCTRL_PIN(126, "SPI_MISO_IO1"), |
| PINCTRL_PIN(127, "SPI_IO2"), |
| PINCTRL_PIN(128, "SPI_IO3"), |
| PINCTRL_PIN(129, "SPI_CLK"), |
| PINCTRL_PIN(130, "SPI_CLK_LOOPBK"), |
| PINCTRL_PIN(131, "ESPI_IO0"), |
| PINCTRL_PIN(132, "ESPI_IO1"), |
| PINCTRL_PIN(133, "ESPI_IO2"), |
| PINCTRL_PIN(134, "ESPI_IO3"), |
| PINCTRL_PIN(135, "ESPI_CS0_N"), |
| PINCTRL_PIN(136, "ESPI_CLK"), |
| PINCTRL_PIN(137, "ESPI_RST_N"), |
| PINCTRL_PIN(138, "ESPI_ALRT0_N"), |
| PINCTRL_PIN(139, "ESPI_CS1_N"), |
| PINCTRL_PIN(140, "ESPI_ALRT1_N"), |
| PINCTRL_PIN(141, "ESPI_CLK_LOOPBK"), |
| PINCTRL_PIN(142, "EMMC_CMD"), |
| PINCTRL_PIN(143, "EMMC_STROBE"), |
| PINCTRL_PIN(144, "EMMC_CLK"), |
| PINCTRL_PIN(145, "EMMC_D0"), |
| PINCTRL_PIN(146, "EMMC_D1"), |
| PINCTRL_PIN(147, "EMMC_D2"), |
| PINCTRL_PIN(148, "EMMC_D3"), |
| PINCTRL_PIN(149, "EMMC_D4"), |
| PINCTRL_PIN(150, "EMMC_D5"), |
| PINCTRL_PIN(151, "EMMC_D6"), |
| PINCTRL_PIN(152, "EMMC_D7"), |
| PINCTRL_PIN(153, "SPARE_3"), |
| }; |
| |
| static const unsigned int dnv_uart0_pins[] = { 60, 61, 64, 65 }; |
| static const unsigned int dnv_uart0_modes[] = { 2, 3, 1, 1 }; |
| static const unsigned int dnv_uart1_pins[] = { 94, 95, 96, 97 }; |
| static const unsigned int dnv_uart2_pins[] = { 60, 61, 62, 63 }; |
| static const unsigned int dnv_uart2_modes[] = { 1, 2, 2, 2 }; |
| static const unsigned int dnv_emmc_pins[] = { |
| 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, |
| }; |
| |
| static const struct intel_pingroup dnv_groups[] = { |
| PIN_GROUP("uart0_grp", dnv_uart0_pins, dnv_uart0_modes), |
| PIN_GROUP("uart1_grp", dnv_uart1_pins, 1), |
| PIN_GROUP("uart2_grp", dnv_uart2_pins, dnv_uart2_modes), |
| PIN_GROUP("emmc_grp", dnv_emmc_pins, 1), |
| }; |
| |
| static const char * const dnv_uart0_groups[] = { "uart0_grp" }; |
| static const char * const dnv_uart1_groups[] = { "uart1_grp" }; |
| static const char * const dnv_uart2_groups[] = { "uart2_grp" }; |
| static const char * const dnv_emmc_groups[] = { "emmc_grp" }; |
| |
| static const struct intel_function dnv_functions[] = { |
| FUNCTION("uart0", dnv_uart0_groups), |
| FUNCTION("uart1", dnv_uart1_groups), |
| FUNCTION("uart2", dnv_uart2_groups), |
| FUNCTION("emmc", dnv_emmc_groups), |
| }; |
| |
| static const struct intel_padgroup dnv_north_gpps[] = { |
| DNV_GPP(0, 0, 31), /* North ALL_0 */ |
| DNV_GPP(1, 32, 40), /* North ALL_1 */ |
| }; |
| |
| static const struct intel_padgroup dnv_south_gpps[] = { |
| DNV_GPP(0, 41, 58), /* South DFX */ |
| DNV_GPP(1, 59, 90), /* South GPP0_0 */ |
| DNV_GPP(2, 91, 111), /* South GPP0_1 */ |
| DNV_GPP(3, 112, 143), /* South GPP1_0 */ |
| DNV_GPP(4, 144, 153), /* South GPP1_1 */ |
| }; |
| |
| static const struct intel_community dnv_communities[] = { |
| DNV_COMMUNITY(0, 0, 40, dnv_north_gpps), |
| DNV_COMMUNITY(1, 41, 153, dnv_south_gpps), |
| }; |
| |
| static const struct intel_pinctrl_soc_data dnv_soc_data = { |
| .pins = dnv_pins, |
| .npins = ARRAY_SIZE(dnv_pins), |
| .groups = dnv_groups, |
| .ngroups = ARRAY_SIZE(dnv_groups), |
| .functions = dnv_functions, |
| .nfunctions = ARRAY_SIZE(dnv_functions), |
| .communities = dnv_communities, |
| .ncommunities = ARRAY_SIZE(dnv_communities), |
| }; |
| |
| static INTEL_PINCTRL_PM_OPS(dnv_pinctrl_pm_ops); |
| |
| static const struct acpi_device_id dnv_pinctrl_acpi_match[] = { |
| { "INTC3000", (kernel_ulong_t)&dnv_soc_data }, |
| { } |
| }; |
| MODULE_DEVICE_TABLE(acpi, dnv_pinctrl_acpi_match); |
| |
| static const struct platform_device_id dnv_pinctrl_platform_ids[] = { |
| { "denverton-pinctrl", (kernel_ulong_t)&dnv_soc_data }, |
| { } |
| }; |
| MODULE_DEVICE_TABLE(platform, dnv_pinctrl_platform_ids); |
| |
| static struct platform_driver dnv_pinctrl_driver = { |
| .probe = intel_pinctrl_probe_by_hid, |
| .driver = { |
| .name = "denverton-pinctrl", |
| .acpi_match_table = dnv_pinctrl_acpi_match, |
| .pm = &dnv_pinctrl_pm_ops, |
| }, |
| .id_table = dnv_pinctrl_platform_ids, |
| }; |
| |
| static int __init dnv_pinctrl_init(void) |
| { |
| return platform_driver_register(&dnv_pinctrl_driver); |
| } |
| subsys_initcall(dnv_pinctrl_init); |
| |
| static void __exit dnv_pinctrl_exit(void) |
| { |
| platform_driver_unregister(&dnv_pinctrl_driver); |
| } |
| module_exit(dnv_pinctrl_exit); |
| |
| MODULE_AUTHOR("Mika Westerberg <mika.westerberg@linux.intel.com>"); |
| MODULE_DESCRIPTION("Intel Denverton SoC pinctrl/GPIO driver"); |
| MODULE_LICENSE("GPL v2"); |
| MODULE_IMPORT_NS(PINCTRL_INTEL); |
