2 * Copyright 2019 Emmanuel Vadot <manu@freebsd.org>
3 * Copyright (c) 2017 Ian Lepore <ian@freebsd.org> All rights reserved.
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are
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.
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.
30 #ifndef _MMC_FDT_HELPERS_H_
31 #define _MMC_FDT_HELPERS_H_
33 #include <dev/gpio/gpiobusvar.h>
34 #include <dev/ofw/ofw_bus.h>
37 #include <dev/extres/regulator/regulator.h>
40 struct mmc_fdt_helper {
45 struct resource * cd_ires;
47 void (*cd_handler)(device_t, bool);
48 struct timeout_task cd_delayed_task;
53 #define MMC_PROP_BROKEN_CD (1 << 0)
54 #define MMC_PROP_NON_REMOVABLE (1 << 1)
55 #define MMC_PROP_WP_INVERTED (1 << 2)
56 #define MMC_PROP_CD_INVERTED (1 << 3)
57 #define MMC_PROP_DISABLE_WP (1 << 4)
58 #define MMC_PROP_NO_SDIO (1 << 5)
59 #define MMC_PROP_NO_SD (1 << 6)
60 #define MMC_PROP_NO_MMC (1 << 7)
63 regulator_t vmmc_supply;
64 regulator_t vqmmc_supply;
68 typedef void (*mmc_fdt_cd_handler)(device_t dev, bool present);
70 int mmc_fdt_parse(device_t dev, phandle_t node, struct mmc_fdt_helper *helper, struct mmc_host *host);
71 int mmc_fdt_gpio_setup(device_t dev, phandle_t node, struct mmc_fdt_helper *helper, mmc_fdt_cd_handler handler);
72 void mmc_fdt_gpio_teardown(struct mmc_fdt_helper *helper);
73 bool mmc_fdt_gpio_get_present(struct mmc_fdt_helper *helper);
74 bool mmc_fdt_gpio_get_readonly(struct mmc_fdt_helper *helper);