?????????? ????????? - ??????????????? - /usr/src/kernels/5.14.0-611.13.1.el9_7.x86_64/include/linux/platform_data/mmc-mxcmmc.h
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/* 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
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