/* * Copyright (C) 2014-2015 Freescale Semiconductor, Inc. * * 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/err.h> #include <linux/init.h> #include <linux/io.h> #include <linux/module.h> #include <linux/of.h> #include <linux/of_device.h> #include <linux/pinctrl/pinctrl.h> #include "pinctrl-imx.h" enum imx7d_pads { MX7D_PAD_RESERVE0 = 0, MX7D_PAD_RESERVE1 = 1, MX7D_PAD_RESERVE2 = 2, MX7D_PAD_RESERVE3 = 3, MX7D_PAD_RESERVE4 = 4, MX7D_PAD_GPIO1_IO08 = 5, MX7D_PAD_GPIO1_IO09 = 6, MX7D_PAD_GPIO1_IO10 = 7, MX7D_PAD_GPIO1_IO11 = 8, MX7D_PAD_GPIO1_IO12 = 9, MX7D_PAD_GPIO1_IO13 = 10, MX7D_PAD_GPIO1_IO14 = 11, MX7D_PAD_GPIO1_IO15 = 12, MX7D_PAD_EPDC_DATA00 = 13, MX7D_PAD_EPDC_DATA01 = 14, MX7D_PAD_EPDC_DATA02 = 15, MX7D_PAD_EPDC_DATA03 = 16, MX7D_PAD_EPDC_DATA04 = 17, MX7D_PAD_EPDC_DATA05 = 18, MX7D_PAD_EPDC_DATA06 = 19, MX7D_PAD_EPDC_DATA07 = 20, MX7D_PAD_EPDC_DATA08 = 21, MX7D_PAD_EPDC_DATA09 = 22, MX7D_PAD_EPDC_DATA10 = 23, MX7D_PAD_EPDC_DATA11 = 24, MX7D_PAD_EPDC_DATA12 = 25, MX7D_PAD_EPDC_DATA13 = 26, MX7D_PAD_EPDC_DATA14 = 27, MX7D_PAD_EPDC_DATA15 = 28, MX7D_PAD_EPDC_SDCLK = 29, MX7D_PAD_EPDC_SDLE = 30, MX7D_PAD_EPDC_SDOE = 31, MX7D_PAD_EPDC_SDSHR = 32, MX7D_PAD_EPDC_SDCE0 = 33, MX7D_PAD_EPDC_SDCE1 = 34, MX7D_PAD_EPDC_SDCE2 = 35, MX7D_PAD_EPDC_SDCE3 = 36, MX7D_PAD_EPDC_GDCLK = 37, MX7D_PAD_EPDC_GDOE = 38, MX7D_PAD_EPDC_GDRL = 39, MX7D_PAD_EPDC_GDSP = 40, MX7D_PAD_EPDC_BDR0 = 41, MX7D_PAD_EPDC_BDR1 = 42, MX7D_PAD_EPDC_PWR_COM = 43, MX7D_PAD_EPDC_PWR_STAT = 44, MX7D_PAD_LCD_CLK = 45, MX7D_PAD_LCD_ENABLE = 46, MX7D_PAD_LCD_HSYNC = 47, MX7D_PAD_LCD_VSYNC = 48, MX7D_PAD_LCD_RESET = 49, MX7D_PAD_LCD_DATA00 = 50, MX7D_PAD_LCD_DATA01 = 51, MX7D_PAD_LCD_DATA02 = 52, MX7D_PAD_LCD_DATA03 = 53, MX7D_PAD_LCD_DATA04 = 54, MX7D_PAD_LCD_DATA05 = 55, MX7D_PAD_LCD_DATA06 = 56, MX7D_PAD_LCD_DATA07 = 57, MX7D_PAD_LCD_DATA08 = 58, MX7D_PAD_LCD_DATA09 = 59, MX7D_PAD_LCD_DATA10 = 60, MX7D_PAD_LCD_DATA11 = 61, MX7D_PAD_LCD_DATA12 = 62, MX7D_PAD_LCD_DATA13 = 63, MX7D_PAD_LCD_DATA14 = 64, MX7D_PAD_LCD_DATA15 = 65, MX7D_PAD_LCD_DATA16 = 66, MX7D_PAD_LCD_DATA17 = 67, MX7D_PAD_LCD_DATA18 = 68, MX7D_PAD_LCD_DATA19 = 69, MX7D_PAD_LCD_DATA20 = 70, MX7D_PAD_LCD_DATA21 = 71, MX7D_PAD_LCD_DATA22 = 72, MX7D_PAD_LCD_DATA23 = 73, MX7D_PAD_UART1_RX_DATA = 74, MX7D_PAD_UART1_TX_DATA = 75, MX7D_PAD_UART2_RX_DATA = 76, MX7D_PAD_UART2_TX_DATA = 77, MX7D_PAD_UART3_RX_DATA = 78, MX7D_PAD_UART3_TX_DATA = 79, MX7D_PAD_UART3_RTS_B = 80, MX7D_PAD_UART3_CTS_B = 81, MX7D_PAD_I2C1_SCL = 82, MX7D_PAD_I2C1_SDA = 83, MX7D_PAD_I2C2_SCL = 84, MX7D_PAD_I2C2_SDA = 85, MX7D_PAD_I2C3_SCL = 86, MX7D_PAD_I2C3_SDA = 87, MX7D_PAD_I2C4_SCL = 88, MX7D_PAD_I2C4_SDA = 89, MX7D_PAD_ECSPI1_SCLK = 90, MX7D_PAD_ECSPI1_MOSI = 91, MX7D_PAD_ECSPI1_MISO = 92, MX7D_PAD_ECSPI1_SS0 = 93, MX7D_PAD_ECSPI2_SCLK = 94, MX7D_PAD_ECSPI2_MOSI = 95, MX7D_PAD_ECSPI2_MISO = 96, MX7D_PAD_ECSPI2_SS0 = 97, MX7D_PAD_SD1_CD_B = 98, MX7D_PAD_SD1_WP = 99, MX7D_PAD_SD1_RESET_B = 100, MX7D_PAD_SD1_CLK = 101, MX7D_PAD_SD1_CMD = 102, MX7D_PAD_SD1_DATA0 = 103, MX7D_PAD_SD1_DATA1 = 104, MX7D_PAD_SD1_DATA2 = 105, MX7D_PAD_SD1_DATA3 = 106, MX7D_PAD_SD2_CD_B = 107, MX7D_PAD_SD2_WP = 108, MX7D_PAD_SD2_RESET_B = 109, MX7D_PAD_SD2_CLK = 110, MX7D_PAD_SD2_CMD = 111, MX7D_PAD_SD2_DATA0 = 112, MX7D_PAD_SD2_DATA1 = 113, MX7D_PAD_SD2_DATA2 = 114, MX7D_PAD_SD2_DATA3 = 115, MX7D_PAD_SD3_CLK = 116, MX7D_PAD_SD3_CMD = 117, MX7D_PAD_SD3_DATA0 = 118, MX7D_PAD_SD3_DATA1 = 119, MX7D_PAD_SD3_DATA2 = 120, MX7D_PAD_SD3_DATA3 = 121, MX7D_PAD_SD3_DATA4 = 122, MX7D_PAD_SD3_DATA5 = 123, MX7D_PAD_SD3_DATA6 = 124, MX7D_PAD_SD3_DATA7 = 125, MX7D_PAD_SD3_STROBE = 126, MX7D_PAD_SD3_RESET_B = 127, MX7D_PAD_SAI1_RX_DATA = 128, MX7D_PAD_SAI1_TX_BCLK = 129, MX7D_PAD_SAI1_TX_SYNC = 130, MX7D_PAD_SAI1_TX_DATA = 131, MX7D_PAD_SAI1_RX_SYNC = 132, MX7D_PAD_SAI1_RX_BCLK = 133, MX7D_PAD_SAI1_MCLK = 134, MX7D_PAD_SAI2_TX_SYNC = 135, MX7D_PAD_SAI2_TX_BCLK = 136, MX7D_PAD_SAI2_RX_DATA = 137, MX7D_PAD_SAI2_TX_DATA = 138, MX7D_PAD_ENET1_RGMII_RD0 = 139, MX7D_PAD_ENET1_RGMII_RD1 = 140, MX7D_PAD_ENET1_RGMII_RD2 = 141, MX7D_PAD_ENET1_RGMII_RD3 = 142, MX7D_PAD_ENET1_RGMII_RX_CTL = 143, MX7D_PAD_ENET1_RGMII_RXC = 144, MX7D_PAD_ENET1_RGMII_TD0 = 145, MX7D_PAD_ENET1_RGMII_TD1 = 146, MX7D_PAD_ENET1_RGMII_TD2 = 147, MX7D_PAD_ENET1_RGMII_TD3 = 148, MX7D_PAD_ENET1_RGMII_TX_CTL = 149, MX7D_PAD_ENET1_RGMII_TXC = 150, MX7D_PAD_ENET1_TX_CLK = 151, MX7D_PAD_ENET1_RX_CLK = 152, MX7D_PAD_ENET1_CRS = 153, MX7D_PAD_ENET1_COL = 154, }; enum imx7d_lpsr_pads { MX7D_PAD_GPIO1_IO00 = 0, MX7D_PAD_GPIO1_IO01 = 1, MX7D_PAD_GPIO1_IO02 = 2, MX7D_PAD_GPIO1_IO03 = 3, MX7D_PAD_GPIO1_IO04 = 4, MX7D_PAD_GPIO1_IO05 = 5, MX7D_PAD_GPIO1_IO06 = 6, MX7D_PAD_GPIO1_IO07 = 7, }; /* Pad names for the pinmux subsystem */ static const struct pinctrl_pin_desc imx7d_pinctrl_pads[] = { IMX_PINCTRL_PIN(MX7D_PAD_RESERVE0), IMX_PINCTRL_PIN(MX7D_PAD_RESERVE1), IMX_PINCTRL_PIN(MX7D_PAD_RESERVE2), IMX_PINCTRL_PIN(MX7D_PAD_RESERVE3), IMX_PINCTRL_PIN(MX7D_PAD_RESERVE4), IMX_PINCTRL_PIN(MX7D_PAD_GPIO1_IO08), IMX_PINCTRL_PIN(MX7D_PAD_GPIO1_IO09), IMX_PINCTRL_PIN(MX7D_PAD_GPIO1_IO10), IMX_PINCTRL_PIN(MX7D_PAD_GPIO1_IO11), IMX_PINCTRL_PIN(MX7D_PAD_GPIO1_IO12), IMX_PINCTRL_PIN(MX7D_PAD_GPIO1_IO13), IMX_PINCTRL_PIN(MX7D_PAD_GPIO1_IO14), IMX_PINCTRL_PIN(MX7D_PAD_GPIO1_IO15), IMX_PINCTRL_PIN(MX7D_PAD_EPDC_DATA00), IMX_PINCTRL_PIN(MX7D_PAD_EPDC_DATA01), IMX_PINCTRL_PIN(MX7D_PAD_EPDC_DATA02), IMX_PINCTRL_PIN(MX7D_PAD_EPDC_DATA03), IMX_PINCTRL_PIN(MX7D_PAD_EPDC_DATA04), IMX_PINCTRL_PIN(MX7D_PAD_EPDC_DATA05), IMX_PINCTRL_PIN(MX7D_PAD_EPDC_DATA06), IMX_PINCTRL_PIN(MX7D_PAD_EPDC_DATA07), IMX_PINCTRL_PIN(MX7D_PAD_EPDC_DATA08), IMX_PINCTRL_PIN(MX7D_PAD_EPDC_DATA09), IMX_PINCTRL_PIN(MX7D_PAD_EPDC_DATA10), IMX_PINCTRL_PIN(MX7D_PAD_EPDC_DATA11), IMX_PINCTRL_PIN(MX7D_PAD_EPDC_DATA12), IMX_PINCTRL_PIN(MX7D_PAD_EPDC_DATA13), IMX_PINCTRL_PIN(MX7D_PAD_EPDC_DATA14), IMX_PINCTRL_PIN(MX7D_PAD_EPDC_DATA15), IMX_PINCTRL_PIN(MX7D_PAD_EPDC_SDCLK), IMX_PINCTRL_PIN(MX7D_PAD_EPDC_SDLE), IMX_PINCTRL_PIN(MX7D_PAD_EPDC_SDOE), IMX_PINCTRL_PIN(MX7D_PAD_EPDC_SDSHR), IMX_PINCTRL_PIN(MX7D_PAD_EPDC_SDCE0), IMX_PINCTRL_PIN(MX7D_PAD_EPDC_SDCE1), IMX_PINCTRL_PIN(MX7D_PAD_EPDC_SDCE2), IMX_PINCTRL_PIN(MX7D_PAD_EPDC_SDCE3), IMX_PINCTRL_PIN(MX7D_PAD_EPDC_GDCLK), IMX_PINCTRL_PIN(MX7D_PAD_EPDC_GDOE), IMX_PINCTRL_PIN(MX7D_PAD_EPDC_GDRL), IMX_PINCTRL_PIN(MX7D_PAD_EPDC_GDSP), IMX_PINCTRL_PIN(MX7D_PAD_EPDC_BDR0), IMX_PINCTRL_PIN(MX7D_PAD_EPDC_BDR1), IMX_PINCTRL_PIN(MX7D_PAD_EPDC_PWR_COM), IMX_PINCTRL_PIN(MX7D_PAD_EPDC_PWR_STAT), IMX_PINCTRL_PIN(MX7D_PAD_LCD_CLK), IMX_PINCTRL_PIN(MX7D_PAD_LCD_ENABLE), IMX_PINCTRL_PIN(MX7D_PAD_LCD_HSYNC), IMX_PINCTRL_PIN(MX7D_PAD_LCD_VSYNC), IMX_PINCTRL_PIN(MX7D_PAD_LCD_RESET), IMX_PINCTRL_PIN(MX7D_PAD_LCD_DATA00), IMX_PINCTRL_PIN(MX7D_PAD_LCD_DATA01), IMX_PINCTRL_PIN(MX7D_PAD_LCD_DATA02), IMX_PINCTRL_PIN(MX7D_PAD_LCD_DATA03), IMX_PINCTRL_PIN(MX7D_PAD_LCD_DATA04), IMX_PINCTRL_PIN(MX7D_PAD_LCD_DATA05), IMX_PINCTRL_PIN(MX7D_PAD_LCD_DATA06), IMX_PINCTRL_PIN(MX7D_PAD_LCD_DATA07), IMX_PINCTRL_PIN(MX7D_PAD_LCD_DATA08), IMX_PINCTRL_PIN(MX7D_PAD_LCD_DATA09), IMX_PINCTRL_PIN(MX7D_PAD_LCD_DATA10), IMX_PINCTRL_PIN(MX7D_PAD_LCD_DATA11), IMX_PINCTRL_PIN(MX7D_PAD_LCD_DATA12), IMX_PINCTRL_PIN(MX7D_PAD_LCD_DATA13), IMX_PINCTRL_PIN(MX7D_PAD_LCD_DATA14), IMX_PINCTRL_PIN(MX7D_PAD_LCD_DATA15), IMX_PINCTRL_PIN(MX7D_PAD_LCD_DATA16), IMX_PINCTRL_PIN(MX7D_PAD_LCD_DATA17), IMX_PINCTRL_PIN(MX7D_PAD_LCD_DATA18), IMX_PINCTRL_PIN(MX7D_PAD_LCD_DATA19), IMX_PINCTRL_PIN(MX7D_PAD_LCD_DATA20), IMX_PINCTRL_PIN(MX7D_PAD_LCD_DATA21), IMX_PINCTRL_PIN(MX7D_PAD_LCD_DATA22), IMX_PINCTRL_PIN(MX7D_PAD_LCD_DATA23), IMX_PINCTRL_PIN(MX7D_PAD_UART1_RX_DATA), IMX_PINCTRL_PIN(MX7D_PAD_UART1_TX_DATA), IMX_PINCTRL_PIN(MX7D_PAD_UART2_RX_DATA), IMX_PINCTRL_PIN(MX7D_PAD_UART2_TX_DATA), IMX_PINCTRL_PIN(MX7D_PAD_UART3_RX_DATA), IMX_PINCTRL_PIN(MX7D_PAD_UART3_TX_DATA), IMX_PINCTRL_PIN(MX7D_PAD_UART3_RTS_B), IMX_PINCTRL_PIN(MX7D_PAD_UART3_CTS_B), IMX_PINCTRL_PIN(MX7D_PAD_I2C1_SCL), IMX_PINCTRL_PIN(MX7D_PAD_I2C1_SDA), IMX_PINCTRL_PIN(MX7D_PAD_I2C2_SCL), IMX_PINCTRL_PIN(MX7D_PAD_I2C2_SDA), IMX_PINCTRL_PIN(MX7D_PAD_I2C3_SCL), IMX_PINCTRL_PIN(MX7D_PAD_I2C3_SDA), IMX_PINCTRL_PIN(MX7D_PAD_I2C4_SCL), IMX_PINCTRL_PIN(MX7D_PAD_I2C4_SDA), IMX_PINCTRL_PIN(MX7D_PAD_ECSPI1_SCLK), IMX_PINCTRL_PIN(MX7D_PAD_ECSPI1_MOSI), IMX_PINCTRL_PIN(MX7D_PAD_ECSPI1_MISO), IMX_PINCTRL_PIN(MX7D_PAD_ECSPI1_SS0), IMX_PINCTRL_PIN(MX7D_PAD_ECSPI2_SCLK), IMX_PINCTRL_PIN(MX7D_PAD_ECSPI2_MOSI), IMX_PINCTRL_PIN(MX7D_PAD_ECSPI2_MISO), IMX_PINCTRL_PIN(MX7D_PAD_ECSPI2_SS0), IMX_PINCTRL_PIN(MX7D_PAD_SD1_CD_B), IMX_PINCTRL_PIN(MX7D_PAD_SD1_WP), IMX_PINCTRL_PIN(MX7D_PAD_SD1_RESET_B), IMX_PINCTRL_PIN(MX7D_PAD_SD1_CLK), IMX_PINCTRL_PIN(MX7D_PAD_SD1_CMD), IMX_PINCTRL_PIN(MX7D_PAD_SD1_DATA0), IMX_PINCTRL_PIN(MX7D_PAD_SD1_DATA1), IMX_PINCTRL_PIN(MX7D_PAD_SD1_DATA2), IMX_PINCTRL_PIN(MX7D_PAD_SD1_DATA3), IMX_PINCTRL_PIN(MX7D_PAD_SD2_CD_B), IMX_PINCTRL_PIN(MX7D_PAD_SD2_WP), IMX_PINCTRL_PIN(MX7D_PAD_SD2_RESET_B), IMX_PINCTRL_PIN(MX7D_PAD_SD2_CLK), IMX_PINCTRL_PIN(MX7D_PAD_SD2_CMD), IMX_PINCTRL_PIN(MX7D_PAD_SD2_DATA0), IMX_PINCTRL_PIN(MX7D_PAD_SD2_DATA1), IMX_PINCTRL_PIN(MX7D_PAD_SD2_DATA2), IMX_PINCTRL_PIN(MX7D_PAD_SD2_DATA3), IMX_PINCTRL_PIN(MX7D_PAD_SD3_CLK), IMX_PINCTRL_PIN(MX7D_PAD_SD3_CMD), IMX_PINCTRL_PIN(MX7D_PAD_SD3_DATA0), IMX_PINCTRL_PIN(MX7D_PAD_SD3_DATA1), IMX_PINCTRL_PIN(MX7D_PAD_SD3_DATA2), IMX_PINCTRL_PIN(MX7D_PAD_SD3_DATA3), IMX_PINCTRL_PIN(MX7D_PAD_SD3_DATA4), IMX_PINCTRL_PIN(MX7D_PAD_SD3_DATA5), IMX_PINCTRL_PIN(MX7D_PAD_SD3_DATA6), IMX_PINCTRL_PIN(MX7D_PAD_SD3_DATA7), IMX_PINCTRL_PIN(MX7D_PAD_SD3_STROBE), IMX_PINCTRL_PIN(MX7D_PAD_SD3_RESET_B), IMX_PINCTRL_PIN(MX7D_PAD_SAI1_RX_DATA), IMX_PINCTRL_PIN(MX7D_PAD_SAI1_TX_BCLK), IMX_PINCTRL_PIN(MX7D_PAD_SAI1_TX_SYNC), IMX_PINCTRL_PIN(MX7D_PAD_SAI1_TX_DATA), IMX_PINCTRL_PIN(MX7D_PAD_SAI1_RX_SYNC), IMX_PINCTRL_PIN(MX7D_PAD_SAI1_RX_BCLK), IMX_PINCTRL_PIN(MX7D_PAD_SAI1_MCLK), IMX_PINCTRL_PIN(MX7D_PAD_SAI2_TX_SYNC), IMX_PINCTRL_PIN(MX7D_PAD_SAI2_TX_BCLK), IMX_PINCTRL_PIN(MX7D_PAD_SAI2_RX_DATA), IMX_PINCTRL_PIN(MX7D_PAD_SAI2_TX_DATA), IMX_PINCTRL_PIN(MX7D_PAD_ENET1_RGMII_RD0), IMX_PINCTRL_PIN(MX7D_PAD_ENET1_RGMII_RD1), IMX_PINCTRL_PIN(MX7D_PAD_ENET1_RGMII_RD2), IMX_PINCTRL_PIN(MX7D_PAD_ENET1_RGMII_RD3), IMX_PINCTRL_PIN(MX7D_PAD_ENET1_RGMII_RX_CTL), IMX_PINCTRL_PIN(MX7D_PAD_ENET1_RGMII_RXC), IMX_PINCTRL_PIN(MX7D_PAD_ENET1_RGMII_TD0), IMX_PINCTRL_PIN(MX7D_PAD_ENET1_RGMII_TD1), IMX_PINCTRL_PIN(MX7D_PAD_ENET1_RGMII_TD2), IMX_PINCTRL_PIN(MX7D_PAD_ENET1_RGMII_TD3), IMX_PINCTRL_PIN(MX7D_PAD_ENET1_RGMII_TX_CTL), IMX_PINCTRL_PIN(MX7D_PAD_ENET1_RGMII_TXC), IMX_PINCTRL_PIN(MX7D_PAD_ENET1_TX_CLK), IMX_PINCTRL_PIN(MX7D_PAD_ENET1_RX_CLK), IMX_PINCTRL_PIN(MX7D_PAD_ENET1_CRS), IMX_PINCTRL_PIN(MX7D_PAD_ENET1_COL), }; /* Pad names for the pinmux subsystem */ static const struct pinctrl_pin_desc imx7d_lpsr_pinctrl_pads[] = { IMX_PINCTRL_PIN(MX7D_PAD_GPIO1_IO00), IMX_PINCTRL_PIN(MX7D_PAD_GPIO1_IO01), IMX_PINCTRL_PIN(MX7D_PAD_GPIO1_IO02), IMX_PINCTRL_PIN(MX7D_PAD_GPIO1_IO03), IMX_PINCTRL_PIN(MX7D_PAD_GPIO1_IO04), IMX_PINCTRL_PIN(MX7D_PAD_GPIO1_IO05), IMX_PINCTRL_PIN(MX7D_PAD_GPIO1_IO06), IMX_PINCTRL_PIN(MX7D_PAD_GPIO1_IO07), }; static struct imx_pinctrl_soc_info imx7d_pinctrl_info = { .pins = imx7d_pinctrl_pads, .npins = ARRAY_SIZE(imx7d_pinctrl_pads), .gpr_compatible = "fsl,imx7d-iomuxc-gpr", }; static struct imx_pinctrl_soc_info imx7d_lpsr_pinctrl_info = { .pins = imx7d_lpsr_pinctrl_pads, .npins = ARRAY_SIZE(imx7d_lpsr_pinctrl_pads), .flags = ZERO_OFFSET_VALID, }; static struct of_device_id imx7d_pinctrl_of_match[] = { { .compatible = "fsl,imx7d-iomuxc", .data = &imx7d_pinctrl_info, }, { .compatible = "fsl,imx7d-iomuxc-lpsr", .data = &imx7d_lpsr_pinctrl_info }, { /* sentinel */ } }; static int imx7d_pinctrl_probe(struct platform_device *pdev) { const struct of_device_id *match; struct imx_pinctrl_soc_info *pinctrl_info; match = of_match_device(imx7d_pinctrl_of_match, &pdev->dev); if (!match) return -ENODEV; pinctrl_info = (struct imx_pinctrl_soc_info *) match->data; return imx_pinctrl_probe(pdev, pinctrl_info); } static struct platform_driver imx7d_pinctrl_driver = { .driver = { .name = "imx7d-pinctrl", .of_match_table = of_match_ptr(imx7d_pinctrl_of_match), }, .probe = imx7d_pinctrl_probe, }; static int __init imx7d_pinctrl_init(void) { return platform_driver_register(&imx7d_pinctrl_driver); } arch_initcall(imx7d_pinctrl_init); static void __exit imx7d_pinctrl_exit(void) { platform_driver_unregister(&imx7d_pinctrl_driver); } module_exit(imx7d_pinctrl_exit); MODULE_AUTHOR("Anson Huang <Anson.Huang@freescale.com>"); MODULE_DESCRIPTION("Freescale imx7d pinctrl driver"); MODULE_LICENSE("GPL v2");