1 /* 2 * Copyright 2019 Emmanuel Vadot <manu@freebsd.org> 3 * Copyright (c) 2017 Ian Lepore <ian@freebsd.org> All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions are 7 * met: 8 * 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 16 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 18 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE 19 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 20 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 21 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR 22 * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 23 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 24 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF 25 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26 */ 27 28 #ifndef _MMC_HELPERS_H_ 29 #define _MMC_HELPERS_H_ 30 31 #include <dev/gpio/gpiobusvar.h> 32 33 #include <dev/regulator/regulator.h> 34 35 struct mmc_helper { 36 device_t dev; 37 gpio_pin_t wp_pin; 38 gpio_pin_t cd_pin; 39 void * cd_ihandler; 40 struct resource * cd_ires; 41 int cd_irid; 42 void (*cd_handler)(device_t, bool); 43 struct timeout_task cd_delayed_task; 44 bool cd_disabled; 45 bool wp_disabled; 46 bool cd_present; 47 uint32_t props; 48 #define MMC_PROP_BROKEN_CD (1 << 0) 49 #define MMC_PROP_NON_REMOVABLE (1 << 1) 50 #define MMC_PROP_WP_INVERTED (1 << 2) 51 #define MMC_PROP_CD_INVERTED (1 << 3) 52 #define MMC_PROP_DISABLE_WP (1 << 4) 53 #define MMC_PROP_NO_SDIO (1 << 5) 54 #define MMC_PROP_NO_SD (1 << 6) 55 #define MMC_PROP_NO_MMC (1 << 7) 56 57 regulator_t vmmc_supply; 58 regulator_t vqmmc_supply; 59 60 device_t mmc_pwrseq; 61 }; 62 63 int mmc_parse(device_t dev, struct mmc_helper *helper, 64 struct mmc_host *host); 65 66 #endif 67