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 * $FreeBSD$ 28 */ 29 30 #ifndef _MMC_FDT_HELPERS_H_ 31 #define _MMC_FDT_HELPERS_H_ 32 33 #include <dev/gpio/gpiobusvar.h> 34 #include <dev/ofw/ofw_bus.h> 35 36 #ifdef EXT_RESOURCES 37 #include <dev/extres/regulator/regulator.h> 38 #endif 39 40 #include <dev/mmc/mmc_helpers.h> 41 42 #define mmc_fdt_helper mmc_helper /* For backwards compatibility */ 43 44 typedef void (*mmc_fdt_cd_handler)(device_t dev, bool present); 45 46 int mmc_fdt_parse(device_t dev, phandle_t node, struct mmc_helper *helper, struct mmc_host *host); 47 int mmc_fdt_gpio_setup(device_t dev, phandle_t node, struct mmc_helper *helper, mmc_fdt_cd_handler handler); 48 void mmc_fdt_gpio_teardown(struct mmc_helper *helper); 49 bool mmc_fdt_gpio_get_present(struct mmc_helper *helper); 50 bool mmc_fdt_gpio_get_readonly(struct mmc_helper *helper); 51 void mmc_fdt_set_power(struct mmc_helper *helper, enum mmc_power_mode power_mode); 52 53 #endif 54