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Commit | Line | Data |
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b2441318 | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
1da177e4 | 2 | /* |
6ef297f8 | 3 | * include/linux/amba/mmci.h |
1da177e4 | 4 | */ |
6ef297f8 LW |
5 | #ifndef AMBA_MMCI_H |
6 | #define AMBA_MMCI_H | |
1da177e4 | 7 | |
f74d132c | 8 | #include <linux/mmc/host.h> |
1da177e4 | 9 | |
808d97cc LW |
10 | /** |
11 | * struct mmci_platform_data - platform configuration for the MMCI | |
12 | * (also known as PL180) block. | |
808d97cc LW |
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 | |
bc521818 UH |
16 | * @ios_handler: a callback function to act on specfic ios changes, |
17 | * used for example to control a levelshifter | |
bb8f563c RV |
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. | |
808d97cc LW |
21 | * @status: if no GPIO read function was given to the block in |
22 | * gpio_wp (below) this function will be called to determine | |
23 | * whether a card is present in the MMC slot or not | |
24 | * @gpio_wp: read this GPIO pin to see if the card is write protected | |
25 | * @gpio_cd: read this GPIO pin to detect card insertion | |
29719445 | 26 | * @cd_invert: true if the gpio_cd pin value is active low |
808d97cc | 27 | */ |
6ef297f8 | 28 | struct mmci_platform_data { |
808d97cc | 29 | unsigned int ocr_mask; |
bc521818 | 30 | int (*ios_handler)(struct device *, struct mmc_ios *); |
1da177e4 | 31 | unsigned int (*status)(struct device *); |
7fb2bbf4 RK |
32 | int gpio_wp; |
33 | int gpio_cd; | |
29719445 | 34 | bool cd_invert; |
1da177e4 LT |
35 | }; |
36 | ||
37 | #endif |