1 /* SPDX-License-Identifier: GPL-2.0 */
2 /*
3 * include/linux/amba/mmci.h
4 */
5 #ifndef AMBA_MMCI_H
6 #define AMBA_MMCI_H
7
8 #include <linux/mmc/host.h>
9
10 /**
11 * struct mmci_platform_data - platform configuration for the MMCI
12 * (also known as PL180) block.
13 * @ocr_mask: available voltages on the 4 pins from the block, this
14 * is ignored if a regulator is used, see the MMC_VDD_* masks in
15 * mmc/host.h
16 * @ios_handler: a callback function to act on specfic ios changes,
17 * used for example to control a levelshifter
18 * mask into a value to be binary (or set some other custom bits
19 * in MMCIPWR) or:ed and written into the MMCIPWR register of the
20 * block. May also control external power based on the power_mode.
21 * @status: if no GPIO line was given to the block in this function will
22 * be called to determine whether a card is present in the MMC slot or not
23 */
24 struct mmci_platform_data {
25 unsigned int ocr_mask;
26 int (*ios_handler)(struct device *, struct mmc_ios *);
27 unsigned int (*status)(struct device *);
28 };
29
30 #endif