freebsd-nq/sys/dev/mmc/mmc_helpers.h
Emmanuel Vadot 78f8b4aafa mmc: Make ext_resources non-optional
EXT_RESOURCES have been introduced in 12-CURRENT and all supported
releases have it enabled in their kernel config.

MFC after:      1 month
Differential Revision:	https://reviews.freebsd.org/D33821
2022-02-21 17:28:40 +01:00

67 lines
2.3 KiB
C

/*
* Copyright 2019 Emmanuel Vadot <manu@freebsd.org>
* Copyright (c) 2017 Ian Lepore <ian@freebsd.org> All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef _MMC_HELPERS_H_
#define _MMC_HELPERS_H_
#include <dev/gpio/gpiobusvar.h>
#include <dev/extres/regulator/regulator.h>
struct mmc_helper {
device_t dev;
gpio_pin_t wp_pin;
gpio_pin_t cd_pin;
void * cd_ihandler;
struct resource * cd_ires;
int cd_irid;
void (*cd_handler)(device_t, bool);
struct timeout_task cd_delayed_task;
bool cd_disabled;
bool wp_disabled;
bool cd_present;
uint32_t props;
#define MMC_PROP_BROKEN_CD (1 << 0)
#define MMC_PROP_NON_REMOVABLE (1 << 1)
#define MMC_PROP_WP_INVERTED (1 << 2)
#define MMC_PROP_CD_INVERTED (1 << 3)
#define MMC_PROP_DISABLE_WP (1 << 4)
#define MMC_PROP_NO_SDIO (1 << 5)
#define MMC_PROP_NO_SD (1 << 6)
#define MMC_PROP_NO_MMC (1 << 7)
regulator_t vmmc_supply;
regulator_t vqmmc_supply;
device_t mmc_pwrseq;
};
int mmc_parse(device_t dev, struct mmc_helper *helper,
struct mmc_host *host);
#endif