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1 /*
2  * include/linux/pata_arasan_cf_data.h
3  *
4  * Arasan Compact Flash host controller platform data header file
5  *
6  * Copyright (C) 2011 ST Microelectronics
7  * Viresh Kumar <vireshk@kernel.org>
8  *
9  * This file is licensed under the terms of the GNU General Public
10  * License version 2. This program is licensed "as is" without any
11  * warranty of any kind, whether express or implied.
12  */
13 
14 #ifndef _PATA_ARASAN_CF_DATA_H
15 #define _PATA_ARASAN_CF_DATA_H
16 
17 #include <linux/platform_device.h>
18 
19 struct arasan_cf_pdata {
20 	u8 cf_if_clk;
21 	#define CF_IF_CLK_100M			(0x0)
22 	#define CF_IF_CLK_75M			(0x1)
23 	#define CF_IF_CLK_66M			(0x2)
24 	#define CF_IF_CLK_50M			(0x3)
25 	#define CF_IF_CLK_40M			(0x4)
26 	#define CF_IF_CLK_33M			(0x5)
27 	#define CF_IF_CLK_25M			(0x6)
28 	#define CF_IF_CLK_125M			(0x7)
29 	#define CF_IF_CLK_150M			(0x8)
30 	#define CF_IF_CLK_166M			(0x9)
31 	#define CF_IF_CLK_200M			(0xA)
32 	/*
33 	 * Platform specific incapabilities of CF controller is handled via
34 	 * quirks
35 	 */
36 	u32 quirk;
37 	#define CF_BROKEN_PIO			(1)
38 	#define CF_BROKEN_MWDMA			(1 << 1)
39 	#define CF_BROKEN_UDMA			(1 << 2)
40 };
41 
42 static inline void
set_arasan_cf_pdata(struct platform_device * pdev,struct arasan_cf_pdata * data)43 set_arasan_cf_pdata(struct platform_device *pdev, struct arasan_cf_pdata *data)
44 {
45 	pdev->dev.platform_data = data;
46 }
47 #endif /* _PATA_ARASAN_CF_DATA_H */
48