xref: /openbmc/linux/include/linux/pata_arasan_cf_data.h (revision e5451c8f8330e03ad3cfa16048b4daf961af434f)
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