| // SPDX-License-Identifier: GPL-2.0 |
| /* |
| * Intel Merrifield SoC pinctrl driver |
| * |
| * Copyright (C) 2016, Intel Corporation |
| * Author: Andy Shevchenko <andriy.shevchenko@linux.intel.com> |
| */ |
| |
| #include <linux/array_size.h> |
| #include <linux/init.h> |
| #include <linux/mod_devicetable.h> |
| #include <linux/module.h> |
| #include <linux/platform_device.h> |
| #include <linux/types.h> |
| |
| #include <linux/pinctrl/pinctrl.h> |
| |
| #include "pinctrl-intel.h" |
| #include "pinctrl-tangier.h" |
| |
| static const struct pinctrl_pin_desc mrfld_pins[] = { |
| /* Family 0: OCP2SSC (0 pins) */ |
| /* Family 1: ULPI (13 pins) */ |
| PINCTRL_PIN(0, "ULPI_CLK"), |
| PINCTRL_PIN(1, "ULPI_D0"), |
| PINCTRL_PIN(2, "ULPI_D1"), |
| PINCTRL_PIN(3, "ULPI_D2"), |
| PINCTRL_PIN(4, "ULPI_D3"), |
| PINCTRL_PIN(5, "ULPI_D4"), |
| PINCTRL_PIN(6, "ULPI_D5"), |
| PINCTRL_PIN(7, "ULPI_D6"), |
| PINCTRL_PIN(8, "ULPI_D7"), |
| PINCTRL_PIN(9, "ULPI_DIR"), |
| PINCTRL_PIN(10, "ULPI_NXT"), |
| PINCTRL_PIN(11, "ULPI_REFCLK"), |
| PINCTRL_PIN(12, "ULPI_STP"), |
| /* Family 2: eMMC (24 pins) */ |
| PINCTRL_PIN(13, "EMMC_CLK"), |
| PINCTRL_PIN(14, "EMMC_CMD"), |
| PINCTRL_PIN(15, "EMMC_D0"), |
| PINCTRL_PIN(16, "EMMC_D1"), |
| PINCTRL_PIN(17, "EMMC_D2"), |
| PINCTRL_PIN(18, "EMMC_D3"), |
| PINCTRL_PIN(19, "EMMC_D4"), |
| PINCTRL_PIN(20, "EMMC_D5"), |
| PINCTRL_PIN(21, "EMMC_D6"), |
| PINCTRL_PIN(22, "EMMC_D7"), |
| PINCTRL_PIN(23, "EMMC_RST_N"), |
| PINCTRL_PIN(24, "GP154"), |
| PINCTRL_PIN(25, "GP155"), |
| PINCTRL_PIN(26, "GP156"), |
| PINCTRL_PIN(27, "GP157"), |
| PINCTRL_PIN(28, "GP158"), |
| PINCTRL_PIN(29, "GP159"), |
| PINCTRL_PIN(30, "GP160"), |
| PINCTRL_PIN(31, "GP161"), |
| PINCTRL_PIN(32, "GP162"), |
| PINCTRL_PIN(33, "GP163"), |
| PINCTRL_PIN(34, "GP97"), |
| PINCTRL_PIN(35, "GP14"), |
| PINCTRL_PIN(36, "GP15"), |
| /* Family 3: SDIO (20 pins) */ |
| PINCTRL_PIN(37, "GP77_SD_CD"), |
| PINCTRL_PIN(38, "GP78_SD_CLK"), |
| PINCTRL_PIN(39, "GP79_SD_CMD"), |
| PINCTRL_PIN(40, "GP80_SD_D0"), |
| PINCTRL_PIN(41, "GP81_SD_D1"), |
| PINCTRL_PIN(42, "GP82_SD_D2"), |
| PINCTRL_PIN(43, "GP83_SD_D3"), |
| PINCTRL_PIN(44, "GP84_SD_LS_CLK_FB"), |
| PINCTRL_PIN(45, "GP85_SD_LS_CMD_DIR"), |
| PINCTRL_PIN(46, "GP86_SD_LS_D_DIR"), |
| PINCTRL_PIN(47, "GP88_SD_LS_SEL"), |
| PINCTRL_PIN(48, "GP87_SD_PD"), |
| PINCTRL_PIN(49, "GP89_SD_WP"), |
| PINCTRL_PIN(50, "GP90_SDIO_CLK"), |
| PINCTRL_PIN(51, "GP91_SDIO_CMD"), |
| PINCTRL_PIN(52, "GP92_SDIO_D0"), |
| PINCTRL_PIN(53, "GP93_SDIO_D1"), |
| PINCTRL_PIN(54, "GP94_SDIO_D2"), |
| PINCTRL_PIN(55, "GP95_SDIO_D3"), |
| PINCTRL_PIN(56, "GP96_SDIO_PD"), |
| /* Family 4: HSI (8 pins) */ |
| PINCTRL_PIN(57, "HSI_ACDATA"), |
| PINCTRL_PIN(58, "HSI_ACFLAG"), |
| PINCTRL_PIN(59, "HSI_ACREADY"), |
| PINCTRL_PIN(60, "HSI_ACWAKE"), |
| PINCTRL_PIN(61, "HSI_CADATA"), |
| PINCTRL_PIN(62, "HSI_CAFLAG"), |
| PINCTRL_PIN(63, "HSI_CAREADY"), |
| PINCTRL_PIN(64, "HSI_CAWAKE"), |
| /* Family 5: SSP Audio (14 pins) */ |
| PINCTRL_PIN(65, "GP70"), |
| PINCTRL_PIN(66, "GP71"), |
| PINCTRL_PIN(67, "GP32_I2S_0_CLK"), |
| PINCTRL_PIN(68, "GP33_I2S_0_FS"), |
| PINCTRL_PIN(69, "GP34_I2S_0_RXD"), |
| PINCTRL_PIN(70, "GP35_I2S_0_TXD"), |
| PINCTRL_PIN(71, "GP36_I2S_1_CLK"), |
| PINCTRL_PIN(72, "GP37_I2S_1_FS"), |
| PINCTRL_PIN(73, "GP38_I2S_1_RXD"), |
| PINCTRL_PIN(74, "GP39_I2S_1_TXD"), |
| PINCTRL_PIN(75, "GP40_I2S_2_CLK"), |
| PINCTRL_PIN(76, "GP41_I2S_2_FS"), |
| PINCTRL_PIN(77, "GP42_I2S_2_RXD"), |
| PINCTRL_PIN(78, "GP43_I2S_2_TXD"), |
| /* Family 6: GP SSP (22 pins) */ |
| PINCTRL_PIN(79, "GP120_SPI_0_CLK"), |
| PINCTRL_PIN(80, "GP121_SPI_0_SS"), |
| PINCTRL_PIN(81, "GP122_SPI_0_RXD"), |
| PINCTRL_PIN(82, "GP123_SPI_0_TXD"), |
| PINCTRL_PIN(83, "GP102_SPI_1_CLK"), |
| PINCTRL_PIN(84, "GP103_SPI_1_SS0"), |
| PINCTRL_PIN(85, "GP104_SPI_1_SS1"), |
| PINCTRL_PIN(86, "GP105_SPI_1_SS2"), |
| PINCTRL_PIN(87, "GP106_SPI_1_SS3"), |
| PINCTRL_PIN(88, "GP107_SPI_1_RXD"), |
| PINCTRL_PIN(89, "GP108_SPI_1_TXD"), |
| PINCTRL_PIN(90, "GP109_SPI_2_CLK"), |
| PINCTRL_PIN(91, "GP110_SPI_2_SS0"), |
| PINCTRL_PIN(92, "GP111_SPI_2_SS1"), |
| PINCTRL_PIN(93, "GP112_SPI_2_SS2"), |
| PINCTRL_PIN(94, "GP113_SPI_2_SS3"), |
| PINCTRL_PIN(95, "GP114_SPI_2_RXD"), |
| PINCTRL_PIN(96, "GP115_SPI_2_TXD"), |
| PINCTRL_PIN(97, "GP116_SPI_3_CLK"), |
| PINCTRL_PIN(98, "GP117_SPI_3_SS"), |
| PINCTRL_PIN(99, "GP118_SPI_3_RXD"), |
| PINCTRL_PIN(100, "GP119_SPI_3_TXD"), |
| /* Family 7: I2C (14 pins) */ |
| PINCTRL_PIN(101, "GP19_I2C_1_SCL"), |
| PINCTRL_PIN(102, "GP20_I2C_1_SDA"), |
| PINCTRL_PIN(103, "GP21_I2C_2_SCL"), |
| PINCTRL_PIN(104, "GP22_I2C_2_SDA"), |
| PINCTRL_PIN(105, "GP17_I2C_3_SCL_HDMI"), |
| PINCTRL_PIN(106, "GP18_I2C_3_SDA_HDMI"), |
| PINCTRL_PIN(107, "GP23_I2C_4_SCL"), |
| PINCTRL_PIN(108, "GP24_I2C_4_SDA"), |
| PINCTRL_PIN(109, "GP25_I2C_5_SCL"), |
| PINCTRL_PIN(110, "GP26_I2C_5_SDA"), |
| PINCTRL_PIN(111, "GP27_I2C_6_SCL"), |
| PINCTRL_PIN(112, "GP28_I2C_6_SDA"), |
| PINCTRL_PIN(113, "GP29_I2C_7_SCL"), |
| PINCTRL_PIN(114, "GP30_I2C_7_SDA"), |
| /* Family 8: UART (12 pins) */ |
| PINCTRL_PIN(115, "GP124_UART_0_CTS"), |
| PINCTRL_PIN(116, "GP125_UART_0_RTS"), |
| PINCTRL_PIN(117, "GP126_UART_0_RX"), |
| PINCTRL_PIN(118, "GP127_UART_0_TX"), |
| PINCTRL_PIN(119, "GP128_UART_1_CTS"), |
| PINCTRL_PIN(120, "GP129_UART_1_RTS"), |
| PINCTRL_PIN(121, "GP130_UART_1_RX"), |
| PINCTRL_PIN(122, "GP131_UART_1_TX"), |
| PINCTRL_PIN(123, "GP132_UART_2_CTS"), |
| PINCTRL_PIN(124, "GP133_UART_2_RTS"), |
| PINCTRL_PIN(125, "GP134_UART_2_RX"), |
| PINCTRL_PIN(126, "GP135_UART_2_TX"), |
| /* Family 9: GPIO South (19 pins) */ |
| PINCTRL_PIN(127, "GP177"), |
| PINCTRL_PIN(128, "GP178"), |
| PINCTRL_PIN(129, "GP179"), |
| PINCTRL_PIN(130, "GP180"), |
| PINCTRL_PIN(131, "GP181"), |
| PINCTRL_PIN(132, "GP182_PWM2"), |
| PINCTRL_PIN(133, "GP183_PWM3"), |
| PINCTRL_PIN(134, "GP184"), |
| PINCTRL_PIN(135, "GP185"), |
| PINCTRL_PIN(136, "GP186"), |
| PINCTRL_PIN(137, "GP187"), |
| PINCTRL_PIN(138, "GP188"), |
| PINCTRL_PIN(139, "GP189"), |
| PINCTRL_PIN(140, "GP64_FAST_INT0"), |
| PINCTRL_PIN(141, "GP65_FAST_INT1"), |
| PINCTRL_PIN(142, "GP66_FAST_INT2"), |
| PINCTRL_PIN(143, "GP67_FAST_INT3"), |
| PINCTRL_PIN(144, "GP12_PWM0"), |
| PINCTRL_PIN(145, "GP13_PWM1"), |
| /* Family 10: Camera Sideband (12 pins) */ |
| PINCTRL_PIN(146, "GP0"), |
| PINCTRL_PIN(147, "GP1"), |
| PINCTRL_PIN(148, "GP2"), |
| PINCTRL_PIN(149, "GP3"), |
| PINCTRL_PIN(150, "GP4"), |
| PINCTRL_PIN(151, "GP5"), |
| PINCTRL_PIN(152, "GP6"), |
| PINCTRL_PIN(153, "GP7"), |
| PINCTRL_PIN(154, "GP8"), |
| PINCTRL_PIN(155, "GP9"), |
| PINCTRL_PIN(156, "GP10"), |
| PINCTRL_PIN(157, "GP11"), |
| /* Family 11: Clock (22 pins) */ |
| PINCTRL_PIN(158, "GP137"), |
| PINCTRL_PIN(159, "GP138"), |
| PINCTRL_PIN(160, "GP139"), |
| PINCTRL_PIN(161, "GP140"), |
| PINCTRL_PIN(162, "GP141"), |
| PINCTRL_PIN(163, "GP142"), |
| PINCTRL_PIN(164, "GP16_HDMI_HPD"), |
| PINCTRL_PIN(165, "GP68_DSI_A_TE"), |
| PINCTRL_PIN(166, "GP69_DSI_C_TE"), |
| PINCTRL_PIN(167, "OSC_CLK_CTRL0"), |
| PINCTRL_PIN(168, "OSC_CLK_CTRL1"), |
| PINCTRL_PIN(169, "OSC_CLK0"), |
| PINCTRL_PIN(170, "OSC_CLK1"), |
| PINCTRL_PIN(171, "OSC_CLK2"), |
| PINCTRL_PIN(172, "OSC_CLK3"), |
| PINCTRL_PIN(173, "OSC_CLK4"), |
| PINCTRL_PIN(174, "RESETOUT"), |
| PINCTRL_PIN(175, "PMODE"), |
| PINCTRL_PIN(176, "PRDY"), |
| PINCTRL_PIN(177, "PREQ"), |
| PINCTRL_PIN(178, "GP190"), |
| PINCTRL_PIN(179, "GP191"), |
| /* Family 12: MSIC (15 pins) */ |
| PINCTRL_PIN(180, "I2C_0_SCL"), |
| PINCTRL_PIN(181, "I2C_0_SDA"), |
| PINCTRL_PIN(182, "IERR"), |
| PINCTRL_PIN(183, "JTAG_TCK"), |
| PINCTRL_PIN(184, "JTAG_TDI"), |
| PINCTRL_PIN(185, "JTAG_TDO"), |
| PINCTRL_PIN(186, "JTAG_TMS"), |
| PINCTRL_PIN(187, "JTAG_TRST"), |
| PINCTRL_PIN(188, "PROCHOT"), |
| PINCTRL_PIN(189, "RTC_CLK"), |
| PINCTRL_PIN(190, "SVID_ALERT"), |
| PINCTRL_PIN(191, "SVID_CLK"), |
| PINCTRL_PIN(192, "SVID_D"), |
| PINCTRL_PIN(193, "THERMTRIP"), |
| PINCTRL_PIN(194, "STANDBY"), |
| /* Family 13: Keyboard (20 pins) */ |
| PINCTRL_PIN(195, "GP44"), |
| PINCTRL_PIN(196, "GP45"), |
| PINCTRL_PIN(197, "GP46"), |
| PINCTRL_PIN(198, "GP47"), |
| PINCTRL_PIN(199, "GP48"), |
| PINCTRL_PIN(200, "GP49"), |
| PINCTRL_PIN(201, "GP50"), |
| PINCTRL_PIN(202, "GP51"), |
| PINCTRL_PIN(203, "GP52"), |
| PINCTRL_PIN(204, "GP53"), |
| PINCTRL_PIN(205, "GP54"), |
| PINCTRL_PIN(206, "GP55"), |
| PINCTRL_PIN(207, "GP56"), |
| PINCTRL_PIN(208, "GP57"), |
| PINCTRL_PIN(209, "GP58"), |
| PINCTRL_PIN(210, "GP59"), |
| PINCTRL_PIN(211, "GP60"), |
| PINCTRL_PIN(212, "GP61"), |
| PINCTRL_PIN(213, "GP62"), |
| PINCTRL_PIN(214, "GP63"), |
| /* Family 14: GPIO North (13 pins) */ |
| PINCTRL_PIN(215, "GP164"), |
| PINCTRL_PIN(216, "GP165"), |
| PINCTRL_PIN(217, "GP166"), |
| PINCTRL_PIN(218, "GP167"), |
| PINCTRL_PIN(219, "GP168_MJTAG_TCK"), |
| PINCTRL_PIN(220, "GP169_MJTAG_TDI"), |
| PINCTRL_PIN(221, "GP170_MJTAG_TDO"), |
| PINCTRL_PIN(222, "GP171_MJTAG_TMS"), |
| PINCTRL_PIN(223, "GP172_MJTAG_TRST"), |
| PINCTRL_PIN(224, "GP173"), |
| PINCTRL_PIN(225, "GP174"), |
| PINCTRL_PIN(226, "GP175"), |
| PINCTRL_PIN(227, "GP176"), |
| /* Family 15: PTI (5 pins) */ |
| PINCTRL_PIN(228, "GP72_PTI_CLK"), |
| PINCTRL_PIN(229, "GP73_PTI_D0"), |
| PINCTRL_PIN(230, "GP74_PTI_D1"), |
| PINCTRL_PIN(231, "GP75_PTI_D2"), |
| PINCTRL_PIN(232, "GP76_PTI_D3"), |
| /* Family 16: USB3 (0 pins) */ |
| /* Family 17: HSIC (0 pins) */ |
| /* Family 18: Broadcast (0 pins) */ |
| }; |
| |
| static const unsigned int mrfld_sdio_pins[] = { 50, 51, 52, 53, 54, 55, 56 }; |
| static const unsigned int mrfld_i2s2_pins[] = { 75, 76, 77, 78 }; |
| static const unsigned int mrfld_spi5_pins[] = { 90, 91, 92, 93, 94, 95, 96 }; |
| static const unsigned int mrfld_uart0_pins[] = { 115, 116, 117, 118 }; |
| static const unsigned int mrfld_uart1_pins[] = { 119, 120, 121, 122 }; |
| static const unsigned int mrfld_uart2_pins[] = { 123, 124, 125, 126 }; |
| static const unsigned int mrfld_pwm0_pins[] = { 144 }; |
| static const unsigned int mrfld_pwm1_pins[] = { 145 }; |
| static const unsigned int mrfld_pwm2_pins[] = { 132 }; |
| static const unsigned int mrfld_pwm3_pins[] = { 133 }; |
| |
| static const struct intel_pingroup mrfld_groups[] = { |
| PIN_GROUP("sdio_grp", mrfld_sdio_pins, 1), |
| PIN_GROUP("i2s2_grp", mrfld_i2s2_pins, 1), |
| PIN_GROUP("spi5_grp", mrfld_spi5_pins, 1), |
| PIN_GROUP("uart0_grp", mrfld_uart0_pins, 1), |
| PIN_GROUP("uart1_grp", mrfld_uart1_pins, 1), |
| PIN_GROUP("uart2_grp", mrfld_uart2_pins, 1), |
| PIN_GROUP("pwm0_grp", mrfld_pwm0_pins, 1), |
| PIN_GROUP("pwm1_grp", mrfld_pwm1_pins, 1), |
| PIN_GROUP("pwm2_grp", mrfld_pwm2_pins, 1), |
| PIN_GROUP("pwm3_grp", mrfld_pwm3_pins, 1), |
| }; |
| |
| static const char * const mrfld_sdio_groups[] = { "sdio_grp" }; |
| static const char * const mrfld_i2s2_groups[] = { "i2s2_grp" }; |
| static const char * const mrfld_spi5_groups[] = { "spi5_grp" }; |
| static const char * const mrfld_uart0_groups[] = { "uart0_grp" }; |
| static const char * const mrfld_uart1_groups[] = { "uart1_grp" }; |
| static const char * const mrfld_uart2_groups[] = { "uart2_grp" }; |
| static const char * const mrfld_pwm0_groups[] = { "pwm0_grp" }; |
| static const char * const mrfld_pwm1_groups[] = { "pwm1_grp" }; |
| static const char * const mrfld_pwm2_groups[] = { "pwm2_grp" }; |
| static const char * const mrfld_pwm3_groups[] = { "pwm3_grp" }; |
| |
| static const struct intel_function mrfld_functions[] = { |
| FUNCTION("sdio", mrfld_sdio_groups), |
| FUNCTION("i2s2", mrfld_i2s2_groups), |
| FUNCTION("spi5", mrfld_spi5_groups), |
| FUNCTION("uart0", mrfld_uart0_groups), |
| FUNCTION("uart1", mrfld_uart1_groups), |
| FUNCTION("uart2", mrfld_uart2_groups), |
| FUNCTION("pwm0", mrfld_pwm0_groups), |
| FUNCTION("pwm1", mrfld_pwm1_groups), |
| FUNCTION("pwm2", mrfld_pwm2_groups), |
| FUNCTION("pwm3", mrfld_pwm3_groups), |
| }; |
| |
| static const struct tng_family mrfld_families[] = { |
| TNG_FAMILY(1, 0, 12), |
| TNG_FAMILY(2, 13, 36), |
| TNG_FAMILY(3, 37, 56), |
| TNG_FAMILY(4, 57, 64), |
| TNG_FAMILY(5, 65, 78), |
| TNG_FAMILY(6, 79, 100), |
| TNG_FAMILY_PROTECTED(7, 101, 114), |
| TNG_FAMILY(8, 115, 126), |
| TNG_FAMILY(9, 127, 145), |
| TNG_FAMILY(10, 146, 157), |
| TNG_FAMILY(11, 158, 179), |
| TNG_FAMILY_PROTECTED(12, 180, 194), |
| TNG_FAMILY(13, 195, 214), |
| TNG_FAMILY(14, 215, 227), |
| TNG_FAMILY(15, 228, 232), |
| }; |
| |
| static const struct tng_pinctrl mrfld_soc_data = { |
| .pins = mrfld_pins, |
| .npins = ARRAY_SIZE(mrfld_pins), |
| .groups = mrfld_groups, |
| .ngroups = ARRAY_SIZE(mrfld_groups), |
| .families = mrfld_families, |
| .nfamilies = ARRAY_SIZE(mrfld_families), |
| .functions = mrfld_functions, |
| .nfunctions = ARRAY_SIZE(mrfld_functions), |
| }; |
| |
| static const struct acpi_device_id mrfld_acpi_table[] = { |
| { "INTC1002", (kernel_ulong_t)&mrfld_soc_data }, |
| { } |
| }; |
| MODULE_DEVICE_TABLE(acpi, mrfld_acpi_table); |
| |
| static struct platform_driver mrfld_pinctrl_driver = { |
| .probe = devm_tng_pinctrl_probe, |
| .driver = { |
| .name = "pinctrl-merrifield", |
| .acpi_match_table = mrfld_acpi_table, |
| }, |
| }; |
| |
| static int __init mrfld_pinctrl_init(void) |
| { |
| return platform_driver_register(&mrfld_pinctrl_driver); |
| } |
| subsys_initcall(mrfld_pinctrl_init); |
| |
| static void __exit mrfld_pinctrl_exit(void) |
| { |
| platform_driver_unregister(&mrfld_pinctrl_driver); |
| } |
| module_exit(mrfld_pinctrl_exit); |
| |
| MODULE_AUTHOR("Andy Shevchenko <andriy.shevchenko@linux.intel.com>"); |
| MODULE_DESCRIPTION("Intel Merrifield SoC pinctrl driver"); |
| MODULE_LICENSE("GPL v2"); |
| MODULE_ALIAS("platform:pinctrl-merrifield"); |
| MODULE_IMPORT_NS("PINCTRL_TANGIER"); |