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(I'm so sorry!) Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel os linux
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123456789101112131415161718192021222324252627282930313233343536373839404142/* SPDX-License-Identifier: GPL-2.0 */#ifndef ASMARM_ARCH_MMC_H#define ASMARM_ARCH_MMC_H
#include <linux/interrupt.h>#include <linux/mmc/host.h>
struct device;
/* board specific SDHC data, optional. * If not present, a writable card with 3,3V is assumed. */struct imxmmc_platform_data { /* Return values for the get_ro callback should be: * 0 for a read/write card * 1 for a read-only card * -ENOSYS when not supported (equal to NULL callback) * or a negative errno value when something bad happened */ int (*get_ro)(struct device *);
/* board specific hook to (de)initialize the SD slot. * The board code can call 'handler' on a card detection * change giving data as argument. */ int (*init)(struct device *dev, irq_handler_t handler, void *data); void (*exit)(struct device *dev, void *data);
/* available voltages. If not given, assume * MMC_VDD_32_33 | MMC_VDD_33_34 */ unsigned int ocr_avail;
/* adjust slot voltage */ void (*setpower)(struct device *, unsigned int vdd);
/* enable card detect using DAT3 */ int dat3_card_detect;};
#endif