xref: /OK3568_Linux_fs/kernel/include/linux/platform_data/ti-aemif.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0-only */
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun  * TI DaVinci AEMIF platform glue.
4*4882a593Smuzhiyun  *
5*4882a593Smuzhiyun  * Copyright (C) 2017 BayLibre SAS
6*4882a593Smuzhiyun  *
7*4882a593Smuzhiyun  * Author:
8*4882a593Smuzhiyun  *   Bartosz Golaszewski <bgolaszewski@baylibre.com>
9*4882a593Smuzhiyun  */
10*4882a593Smuzhiyun 
11*4882a593Smuzhiyun #ifndef __TI_DAVINCI_AEMIF_DATA_H__
12*4882a593Smuzhiyun #define __TI_DAVINCI_AEMIF_DATA_H__
13*4882a593Smuzhiyun 
14*4882a593Smuzhiyun #include <linux/of_platform.h>
15*4882a593Smuzhiyun 
16*4882a593Smuzhiyun /**
17*4882a593Smuzhiyun  * struct aemif_abus_data - Async bus configuration parameters.
18*4882a593Smuzhiyun  *
19*4882a593Smuzhiyun  * @cs - Chip-select number.
20*4882a593Smuzhiyun  */
21*4882a593Smuzhiyun struct aemif_abus_data {
22*4882a593Smuzhiyun 	u32 cs;
23*4882a593Smuzhiyun };
24*4882a593Smuzhiyun 
25*4882a593Smuzhiyun /**
26*4882a593Smuzhiyun  * struct aemif_platform_data - Data to set up the TI aemif driver.
27*4882a593Smuzhiyun  *
28*4882a593Smuzhiyun  * @dev_lookup: of_dev_auxdata passed to of_platform_populate() for aemif
29*4882a593Smuzhiyun  *              subdevices.
30*4882a593Smuzhiyun  * @cs_offset: Lowest allowed chip-select number.
31*4882a593Smuzhiyun  * @abus_data: Array of async bus configuration entries.
32*4882a593Smuzhiyun  * @num_abus_data: Number of abus entries.
33*4882a593Smuzhiyun  * @sub_devices: Array of platform subdevices.
34*4882a593Smuzhiyun  * @num_sub_devices: Number of subdevices.
35*4882a593Smuzhiyun  */
36*4882a593Smuzhiyun struct aemif_platform_data {
37*4882a593Smuzhiyun 	struct of_dev_auxdata *dev_lookup;
38*4882a593Smuzhiyun 	u32 cs_offset;
39*4882a593Smuzhiyun 	struct aemif_abus_data *abus_data;
40*4882a593Smuzhiyun 	size_t num_abus_data;
41*4882a593Smuzhiyun 	struct platform_device *sub_devices;
42*4882a593Smuzhiyun 	size_t num_sub_devices;
43*4882a593Smuzhiyun };
44*4882a593Smuzhiyun 
45*4882a593Smuzhiyun #endif /* __TI_DAVINCI_AEMIF_DATA_H__ */
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