diff options
Diffstat (limited to 'drivers/pinctrl/intel/pinctrl-sunrisepoint.c')
| -rw-r--r-- | drivers/pinctrl/intel/pinctrl-sunrisepoint.c | 336 |
1 files changed, 336 insertions, 0 deletions
diff --git a/drivers/pinctrl/intel/pinctrl-sunrisepoint.c b/drivers/pinctrl/intel/pinctrl-sunrisepoint.c new file mode 100644 index 000000000..55d025dc8 --- /dev/null +++ b/drivers/pinctrl/intel/pinctrl-sunrisepoint.c @@ -0,0 +1,336 @@ +/* + * Intel Sunrisepoint PCH pinctrl/GPIO driver + * + * Copyright (C) 2015, Intel Corporation + * Authors: Mathias Nyman <mathias.nyman@linux.intel.com> + * Mika Westerberg <mika.westerberg@linux.intel.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#include <linux/acpi.h> +#include <linux/module.h> +#include <linux/platform_device.h> +#include <linux/pm.h> +#include <linux/pinctrl/pinctrl.h> + +#include "pinctrl-intel.h" + +#define SPT_PAD_OWN 0x020 +#define SPT_PADCFGLOCK 0x0a0 +#define SPT_HOSTSW_OWN 0x0d0 +#define SPT_GPI_IE 0x120 + +#define SPT_COMMUNITY(b, s, e) \ + { \ + .barno = (b), \ + .padown_offset = SPT_PAD_OWN, \ + .padcfglock_offset = SPT_PADCFGLOCK, \ + .hostown_offset = SPT_HOSTSW_OWN, \ + .ie_offset = SPT_GPI_IE, \ + .pin_base = (s), \ + .npins = ((e) - (s) + 1), \ + } + +/* Sunrisepoint-LP */ +static const struct pinctrl_pin_desc sptlp_pins[] = { + /* GPP_A */ + PINCTRL_PIN(0, "RCINB"), + PINCTRL_PIN(1, "LAD_0"), + PINCTRL_PIN(2, "LAD_1"), + PINCTRL_PIN(3, "LAD_2"), + PINCTRL_PIN(4, "LAD_3"), + PINCTRL_PIN(5, "LFRAMEB"), + PINCTRL_PIN(6, "SERIQ"), + PINCTRL_PIN(7, "PIRQAB"), + PINCTRL_PIN(8, "CLKRUNB"), + PINCTRL_PIN(9, "CLKOUT_LPC_0"), + PINCTRL_PIN(10, "CLKOUT_LPC_1"), + PINCTRL_PIN(11, "PMEB"), + PINCTRL_PIN(12, "BM_BUSYB"), + PINCTRL_PIN(13, "SUSWARNB_SUS_PWRDNACK"), + PINCTRL_PIN(14, "SUS_STATB"), + PINCTRL_PIN(15, "SUSACKB"), + PINCTRL_PIN(16, "SD_1P8_SEL"), + PINCTRL_PIN(17, "SD_PWR_EN_B"), + PINCTRL_PIN(18, "ISH_GP_0"), + PINCTRL_PIN(19, "ISH_GP_1"), + PINCTRL_PIN(20, "ISH_GP_2"), + PINCTRL_PIN(21, "ISH_GP_3"), + PINCTRL_PIN(22, "ISH_GP_4"), + PINCTRL_PIN(23, "ISH_GP_5"), + /* GPP_B */ + PINCTRL_PIN(24, "CORE_VID_0"), + PINCTRL_PIN(25, "CORE_VID_1"), + PINCTRL_PIN(26, "VRALERTB"), + PINCTRL_PIN(27, "CPU_GP_2"), + PINCTRL_PIN(28, "CPU_GP_3"), + PINCTRL_PIN(29, "SRCCLKREQB_0"), + PINCTRL_PIN(30, "SRCCLKREQB_1"), + PINCTRL_PIN(31, "SRCCLKREQB_2"), + PINCTRL_PIN(32, "SRCCLKREQB_3"), + PINCTRL_PIN(33, "SRCCLKREQB_4"), + PINCTRL_PIN(34, "SRCCLKREQB_5"), + PINCTRL_PIN(35, "EXT_PWR_GATEB"), + PINCTRL_PIN(36, "SLP_S0B"), + PINCTRL_PIN(37, "PLTRSTB"), + PINCTRL_PIN(38, "SPKR"), + PINCTRL_PIN(39, "GSPI0_CSB"), + PINCTRL_PIN(40, "GSPI0_CLK"), + PINCTRL_PIN(41, "GSPI0_MISO"), + PINCTRL_PIN(42, "GSPI0_MOSI"), + PINCTRL_PIN(43, "GSPI1_CSB"), + PINCTRL_PIN(44, "GSPI1_CLK"), + PINCTRL_PIN(45, "GSPI1_MISO"), + PINCTRL_PIN(46, "GSPI1_MOSI"), + PINCTRL_PIN(47, "SML1ALERTB"), + /* GPP_C */ + PINCTRL_PIN(48, "SMBCLK"), + PINCTRL_PIN(49, "SMBDATA"), + PINCTRL_PIN(50, "SMBALERTB"), + PINCTRL_PIN(51, "SML0CLK"), + PINCTRL_PIN(52, "SML0DATA"), + PINCTRL_PIN(53, "SML0ALERTB"), + PINCTRL_PIN(54, "SML1CLK"), + PINCTRL_PIN(55, "SML1DATA"), + PINCTRL_PIN(56, "UART0_RXD"), + PINCTRL_PIN(57, "UART0_TXD"), + PINCTRL_PIN(58, "UART0_RTSB"), + PINCTRL_PIN(59, "UART0_CTSB"), + PINCTRL_PIN(60, "UART1_RXD"), + PINCTRL_PIN(61, "UART1_TXD"), + PINCTRL_PIN(62, "UART1_RTSB"), + PINCTRL_PIN(63, "UART1_CTSB"), + PINCTRL_PIN(64, "I2C0_SDA"), + PINCTRL_PIN(65, "I2C0_SCL"), + PINCTRL_PIN(66, "I2C1_SDA"), + PINCTRL_PIN(67, "I2C1_SCL"), + PINCTRL_PIN(68, "UART2_RXD"), + PINCTRL_PIN(69, "UART2_TXD"), + PINCTRL_PIN(70, "UART2_RTSB"), + PINCTRL_PIN(71, "UART2_CTSB"), + /* GPP_D */ + PINCTRL_PIN(72, "SPI1_CSB"), + PINCTRL_PIN(73, "SPI1_CLK"), + PINCTRL_PIN(74, "SPI1_MISO_IO_1"), + PINCTRL_PIN(75, "SPI1_MOSI_IO_0"), + PINCTRL_PIN(76, "FLASHTRIG"), + PINCTRL_PIN(77, "ISH_I2C0_SDA"), + PINCTRL_PIN(78, "ISH_I2C0_SCL"), + PINCTRL_PIN(79, "ISH_I2C1_SDA"), + PINCTRL_PIN(80, "ISH_I2C1_SCL"), + PINCTRL_PIN(81, "ISH_SPI_CSB"), + PINCTRL_PIN(82, "ISH_SPI_CLK"), + PINCTRL_PIN(83, "ISH_SPI_MISO"), + PINCTRL_PIN(84, "ISH_SPI_MOSI"), + PINCTRL_PIN(85, "ISH_UART0_RXD"), + PINCTRL_PIN(86, "ISH_UART0_TXD"), + PINCTRL_PIN(87, "ISH_UART0_RTSB"), + PINCTRL_PIN(88, "ISH_UART0_CTSB"), + PINCTRL_PIN(89, "DMIC_CLK_1"), + PINCTRL_PIN(90, "DMIC_DATA_1"), + PINCTRL_PIN(91, "DMIC_CLK_0"), + PINCTRL_PIN(92, "DMIC_DATA_0"), + PINCTRL_PIN(93, "SPI1_IO_2"), + PINCTRL_PIN(94, "SPI1_IO_3"), + PINCTRL_PIN(95, "SSP_MCLK"), + /* GPP_E */ + PINCTRL_PIN(96, "SATAXPCIE_0"), + PINCTRL_PIN(97, "SATAXPCIE_1"), + PINCTRL_PIN(98, "SATAXPCIE_2"), + PINCTRL_PIN(99, "CPU_GP_0"), + PINCTRL_PIN(100, "SATA_DEVSLP_0"), + PINCTRL_PIN(101, "SATA_DEVSLP_1"), + PINCTRL_PIN(102, "SATA_DEVSLP_2"), + PINCTRL_PIN(103, "CPU_GP_1"), + PINCTRL_PIN(104, "SATA_LEDB"), + PINCTRL_PIN(105, "USB2_OCB_0"), + PINCTRL_PIN(106, "USB2_OCB_1"), + PINCTRL_PIN(107, "USB2_OCB_2"), + PINCTRL_PIN(108, "USB2_OCB_3"), + PINCTRL_PIN(109, "DDSP_HPD_0"), + PINCTRL_PIN(110, "DDSP_HPD_1"), + PINCTRL_PIN(111, "DDSP_HPD_2"), + PINCTRL_PIN(112, "DDSP_HPD_3"), + PINCTRL_PIN(113, "EDP_HPD"), + PINCTRL_PIN(114, "DDPB_CTRLCLK"), + PINCTRL_PIN(115, "DDPB_CTRLDATA"), + PINCTRL_PIN(116, "DDPC_CTRLCLK"), + PINCTRL_PIN(117, "DDPC_CTRLDATA"), + PINCTRL_PIN(118, "DDPD_CTRLCLK"), + PINCTRL_PIN(119, "DDPD_CTRLDATA"), + /* GPP_F */ + PINCTRL_PIN(120, "SSP2_SCLK"), + PINCTRL_PIN(121, "SSP2_SFRM"), + PINCTRL_PIN(122, "SSP2_TXD"), + PINCTRL_PIN(123, "SSP2_RXD"), + PINCTRL_PIN(124, "I2C2_SDA"), + PINCTRL_PIN(125, "I2C2_SCL"), + PINCTRL_PIN(126, "I2C3_SDA"), + PINCTRL_PIN(127, "I2C3_SCL"), + PINCTRL_PIN(128, "I2C4_SDA"), + PINCTRL_PIN(129, "I2C4_SCL"), + PINCTRL_PIN(130, "I2C5_SDA"), + PINCTRL_PIN(131, "I2C5_SCL"), + PINCTRL_PIN(132, "EMMC_CMD"), + PINCTRL_PIN(133, "EMMC_DATA_0"), + PINCTRL_PIN(134, "EMMC_DATA_1"), + PINCTRL_PIN(135, "EMMC_DATA_2"), + PINCTRL_PIN(136, "EMMC_DATA_3"), + PINCTRL_PIN(137, "EMMC_DATA_4"), + PINCTRL_PIN(138, "EMMC_DATA_5"), + PINCTRL_PIN(139, "EMMC_DATA_6"), + PINCTRL_PIN(140, "EMMC_DATA_7"), + PINCTRL_PIN(141, "EMMC_RCLK"), + PINCTRL_PIN(142, "EMMC_CLK"), + PINCTRL_PIN(143, "GPP_F_23"), + /* GPP_G */ + PINCTRL_PIN(144, "SD_CMD"), + PINCTRL_PIN(145, "SD_DATA_0"), + PINCTRL_PIN(146, "SD_DATA_1"), + PINCTRL_PIN(147, "SD_DATA_2"), + PINCTRL_PIN(148, "SD_DATA_3"), + PINCTRL_PIN(149, "SD_CDB"), + PINCTRL_PIN(150, "SD_CLK"), + PINCTRL_PIN(151, "SD_WP"), +}; + +static const unsigned sptlp_spi0_pins[] = { 39, 40, 41, 42 }; +static const unsigned sptlp_spi1_pins[] = { 43, 44, 45, 46 }; +static const unsigned sptlp_uart0_pins[] = { 56, 57, 58, 59 }; +static const unsigned sptlp_uart1_pins[] = { 60, 61, 62, 63 }; +static const unsigned sptlp_uart2_pins[] = { 68, 69, 71, 71 }; +static const unsigned sptlp_i2c0_pins[] = { 64, 65 }; +static const unsigned sptlp_i2c1_pins[] = { 66, 67 }; +static const unsigned sptlp_i2c2_pins[] = { 124, 125 }; +static const unsigned sptlp_i2c3_pins[] = { 126, 127 }; +static const unsigned sptlp_i2c4_pins[] = { 128, 129 }; +static const unsigned sptlp_i2c4b_pins[] = { 85, 86 }; +static const unsigned sptlp_i2c5_pins[] = { 130, 131 }; +static const unsigned sptlp_ssp2_pins[] = { 120, 121, 122, 123 }; +static const unsigned sptlp_emmc_pins[] = { + 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, +}; +static const unsigned sptlp_sd_pins[] = { + 144, 145, 146, 147, 148, 149, 150, 151, +}; + +static const struct intel_pingroup sptlp_groups[] = { + PIN_GROUP("spi0_grp", sptlp_spi0_pins, 1), + PIN_GROUP("spi1_grp", sptlp_spi1_pins, 1), + PIN_GROUP("uart0_grp", sptlp_uart0_pins, 1), + PIN_GROUP("uart1_grp", sptlp_uart1_pins, 1), + PIN_GROUP("uart2_grp", sptlp_uart2_pins, 1), + PIN_GROUP("i2c0_grp", sptlp_i2c0_pins, 1), + PIN_GROUP("i2c1_grp", sptlp_i2c1_pins, 1), + PIN_GROUP("i2c2_grp", sptlp_i2c2_pins, 1), + PIN_GROUP("i2c3_grp", sptlp_i2c3_pins, 1), + PIN_GROUP("i2c4_grp", sptlp_i2c4_pins, 1), + PIN_GROUP("i2c4b_grp", sptlp_i2c4b_pins, 3), + PIN_GROUP("i2c5_grp", sptlp_i2c5_pins, 1), + PIN_GROUP("ssp2_grp", sptlp_ssp2_pins, 1), + PIN_GROUP("emmc_grp", sptlp_emmc_pins, 1), + PIN_GROUP("sd_grp", sptlp_sd_pins, 1), +}; + +static const char * const sptlp_spi0_groups[] = { "spi0_grp" }; +static const char * const sptlp_spi1_groups[] = { "spi0_grp" }; +static const char * const sptlp_uart0_groups[] = { "uart0_grp" }; +static const char * const sptlp_uart1_groups[] = { "uart1_grp" }; +static const char * const sptlp_uart2_groups[] = { "uart2_grp" }; +static const char * const sptlp_i2c0_groups[] = { "i2c0_grp" }; +static const char * const sptlp_i2c1_groups[] = { "i2c1_grp" }; +static const char * const sptlp_i2c2_groups[] = { "i2c2_grp" }; +static const char * const sptlp_i2c3_groups[] = { "i2c3_grp" }; +static const char * const sptlp_i2c4_groups[] = { "i2c4_grp", "i2c4b_grp" }; +static const char * const sptlp_i2c5_groups[] = { "i2c5_grp" }; +static const char * const sptlp_ssp2_groups[] = { "ssp2_grp" }; +static const char * const sptlp_emmc_groups[] = { "emmc_grp" }; +static const char * const sptlp_sd_groups[] = { "sd_grp" }; + +static const struct intel_function sptlp_functions[] = { + FUNCTION("spi0", sptlp_spi0_groups), + FUNCTION("spi1", sptlp_spi1_groups), + FUNCTION("uart0", sptlp_uart0_groups), + FUNCTION("uart1", sptlp_uart1_groups), + FUNCTION("uart2", sptlp_uart2_groups), + FUNCTION("i2c0", sptlp_i2c0_groups), + FUNCTION("i2c1", sptlp_i2c1_groups), + FUNCTION("i2c2", sptlp_i2c2_groups), + FUNCTION("i2c3", sptlp_i2c3_groups), + FUNCTION("i2c4", sptlp_i2c4_groups), + FUNCTION("i2c5", sptlp_i2c5_groups), + FUNCTION("ssp2", sptlp_ssp2_groups), + FUNCTION("emmc", sptlp_emmc_groups), + FUNCTION("sd", sptlp_sd_groups), +}; + +static const struct intel_community sptlp_communities[] = { + SPT_COMMUNITY(0, 0, 47), + SPT_COMMUNITY(1, 48, 119), + SPT_COMMUNITY(2, 120, 151), +}; + +static const struct intel_pinctrl_soc_data sptlp_soc_data = { + .pins = sptlp_pins, + .npins = ARRAY_SIZE(sptlp_pins), + .groups = sptlp_groups, + .ngroups = ARRAY_SIZE(sptlp_groups), + .functions = sptlp_functions, + .nfunctions = ARRAY_SIZE(sptlp_functions), + .communities = sptlp_communities, + .ncommunities = ARRAY_SIZE(sptlp_communities), +}; + +static const struct acpi_device_id spt_pinctrl_acpi_match[] = { + { "INT344B", (kernel_ulong_t)&sptlp_soc_data }, + { } +}; +MODULE_DEVICE_TABLE(acpi, spt_pinctrl_acpi_match); + +static int spt_pinctrl_probe(struct platform_device *pdev) +{ + const struct intel_pinctrl_soc_data *soc_data; + const struct acpi_device_id *id; + + id = acpi_match_device(spt_pinctrl_acpi_match, &pdev->dev); + if (!id || !id->driver_data) + return -ENODEV; + + soc_data = (const struct intel_pinctrl_soc_data *)id->driver_data; + return intel_pinctrl_probe(pdev, soc_data); +} + +static const struct dev_pm_ops spt_pinctrl_pm_ops = { + SET_LATE_SYSTEM_SLEEP_PM_OPS(intel_pinctrl_suspend, + intel_pinctrl_resume) +}; + +static struct platform_driver spt_pinctrl_driver = { + .probe = spt_pinctrl_probe, + .remove = intel_pinctrl_remove, + .driver = { + .name = "sunrisepoint-pinctrl", + .acpi_match_table = spt_pinctrl_acpi_match, + .pm = &spt_pinctrl_pm_ops, + }, +}; + +static int __init spt_pinctrl_init(void) +{ + return platform_driver_register(&spt_pinctrl_driver); +} +subsys_initcall(spt_pinctrl_init); + +static void __exit spt_pinctrl_exit(void) +{ + platform_driver_unregister(&spt_pinctrl_driver); +} +module_exit(spt_pinctrl_exit); + +MODULE_AUTHOR("Mathias Nyman <mathias.nyman@linux.intel.com>"); +MODULE_AUTHOR("Mika Westerberg <mika.westerberg@linux.intel.com>"); +MODULE_DESCRIPTION("Intel Sunrisepoint PCH pinctrl/GPIO driver"); +MODULE_LICENSE("GPL v2"); |