diff options
Diffstat (limited to 'sys/dev/mmc/mmc_helpers.h')
| -rw-r--r-- | sys/dev/mmc/mmc_helpers.h | 70 |
1 files changed, 70 insertions, 0 deletions
diff --git a/sys/dev/mmc/mmc_helpers.h b/sys/dev/mmc/mmc_helpers.h new file mode 100644 index 000000000000..e402e587a159 --- /dev/null +++ b/sys/dev/mmc/mmc_helpers.h @@ -0,0 +1,70 @@ +/* + * 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> + +#ifdef EXT_RESOURCES +#include <dev/extres/regulator/regulator.h> +#endif + +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) + +#ifdef EXT_RESOURCES + regulator_t vmmc_supply; + regulator_t vqmmc_supply; +#endif + + device_t mmc_pwrseq; +}; + +int mmc_parse(device_t dev, struct mmc_helper *helper, + struct mmc_host *host); + +#endif |